2595 lines
111 KiB
XML
2595 lines
111 KiB
XML
<?xml version="1.0"?>
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<!-- This file was automatically generated from C sources - DO NOT EDIT!
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To affect the contents of this file, edit the original C definitions,
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and/or use gtk-doc annotations. -->
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<repository version="1.2"
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xmlns="http://www.gtk.org/introspection/core/1.0"
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xmlns:c="http://www.gtk.org/introspection/c/1.0"
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xmlns:glib="http://www.gtk.org/introspection/glib/1.0">
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<include name="GLib" version="2.0"/>
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<include name="GModule" version="2.0"/>
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<include name="GObject" version="2.0"/>
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<include name="Gst" version="0.10"/>
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<include name="GstBase" version="0.10"/>
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<include name="GstInterfaces" version="0.10"/>
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<include name="libxml2" version="2.0"/>
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<package name="gstreamer-audio-0.10"/>
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<c:include name="gst/audio/audio-enumtypes.h"/>
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<c:include name="gst/audio/audio.h"/>
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<c:include name="gst/audio/gstaudioclock.h"/>
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<c:include name="gst/audio/gstaudiofilter.h"/>
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<c:include name="gst/audio/gstaudiosink.h"/>
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<c:include name="gst/audio/gstaudiosrc.h"/>
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<c:include name="gst/audio/gstbaseaudiosink.h"/>
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<c:include name="gst/audio/gstbaseaudiosrc.h"/>
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<c:include name="gst/audio/gstringbuffer.h"/>
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<c:include name="gst/audio/mixerutils.h"/>
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<c:include name="gst/audio/multichannel.h"/>
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<namespace name="GstAudio"
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version="0.10"
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shared-library="libgstaudio-0.10.so.0"
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c:identifier-prefixes="Gst"
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c:symbol-prefixes="gst">
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<constant name="AUDIO_DEF_RATE" value="44100">
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<type name="gint" c:type="gint"/>
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</constant>
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<constant name="AUDIO_FLOAT_PAD_TEMPLATE_CAPS"
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value="audio/x-raw-float, rate = (int) [ 1, MAX ], channels = (int) [ 1, MAX ], endianness = (int) { LITTLE_ENDIAN , BIG_ENDIAN }, width = (int) { 32, 64 }">
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<type name="utf8" c:type="gchar*"/>
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</constant>
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<constant name="AUDIO_FLOAT_STANDARD_PAD_TEMPLATE_CAPS"
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value="audio/x-raw-float, width = (int) 32, rate = (int) [ 1, MAX ], channels = (int) 1, endianness = (int) BYTE_ORDER">
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<type name="utf8" c:type="gchar*"/>
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</constant>
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<constant name="AUDIO_INT_PAD_TEMPLATE_CAPS"
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value="audio/x-raw-int, rate = (int) [ 1, MAX ], channels = (int) [ 1, MAX ], endianness = (int) { LITTLE_ENDIAN, BIG_ENDIAN }, width = (int) { 8, 16, 24, 32 }, depth = (int) [ 1, 32 ], signed = (boolean) { true, false }">
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<type name="utf8" c:type="gchar*"/>
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</constant>
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<constant name="AUDIO_INT_STANDARD_PAD_TEMPLATE_CAPS"
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value="audio/x-raw-int, rate = (int) [ 1, MAX ], channels = (int) 2, endianness = (int) BYTE_ORDER, width = (int) 16, depth = (int) 16, signed = (boolean) true">
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<type name="utf8" c:type="gchar*"/>
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</constant>
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<enumeration name="AudioChannelPosition"
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glib:type-name="GstAudioChannelPosition"
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glib:get-type="gst_audio_channel_position_get_type"
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c:type="GstAudioChannelPosition">
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<member name="invalid"
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value="-1"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_INVALID"
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glib:nick="invalid"/>
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<member name="front_mono"
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value="0"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_FRONT_MONO"
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glib:nick="front-mono"/>
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<member name="front_left"
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value="1"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT"
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glib:nick="front-left"/>
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<member name="front_right"
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value="2"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT"
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glib:nick="front-right"/>
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<member name="rear_center"
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value="3"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_REAR_CENTER"
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glib:nick="rear-center"/>
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<member name="rear_left"
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value="4"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_REAR_LEFT"
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glib:nick="rear-left"/>
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<member name="rear_right"
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value="5"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT"
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glib:nick="rear-right"/>
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<member name="lfe"
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value="6"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_LFE"
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glib:nick="lfe"/>
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<member name="front_center"
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value="7"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER"
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glib:nick="front-center"/>
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<member name="front_left_of_center"
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value="8"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER"
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glib:nick="front-left-of-center"/>
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<member name="front_right_of_center"
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value="9"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER"
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glib:nick="front-right-of-center"/>
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<member name="side_left"
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value="10"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_SIDE_LEFT"
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glib:nick="side-left"/>
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<member name="side_right"
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value="11"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_SIDE_RIGHT"
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glib:nick="side-right"/>
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<member name="none"
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value="12"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_NONE"
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glib:nick="none"/>
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<member name="num"
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value="13"
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c:identifier="GST_AUDIO_CHANNEL_POSITION_NUM"
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glib:nick="num"/>
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</enumeration>
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<class name="AudioClock"
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c:symbol-prefix="audio_clock"
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c:type="GstAudioClock"
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parent="Gst.SystemClock"
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glib:type-name="GstAudioClock"
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glib:get-type="gst_audio_clock_get_type"
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glib:type-struct="AudioClockClass">
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<doc xml:whitespace="preserve">Opaque #GstAudioClock.</doc>
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<constructor name="new"
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c:identifier="gst_audio_clock_new"
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introspectable="0">
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<doc xml:whitespace="preserve">Create a new #GstAudioClock instance. Whenever the clock time should be
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calculated it will call @func with @user_data. When @func returns
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#GST_CLOCK_TIME_NONE, the clock will return the last reported time.</doc>
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<return-value transfer-ownership="full">
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<doc xml:whitespace="preserve">a new #GstAudioClock casted to a #GstClock.</doc>
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<type name="Gst.Clock" c:type="GstClock*"/>
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</return-value>
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<parameters>
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<parameter name="name" transfer-ownership="none">
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<doc xml:whitespace="preserve">the name of the clock</doc>
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<type name="utf8" c:type="gchar*"/>
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</parameter>
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<parameter name="func" transfer-ownership="none" closure="2">
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<doc xml:whitespace="preserve">a function</doc>
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<type name="AudioClockGetTimeFunc"
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c:type="GstAudioClockGetTimeFunc"/>
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</parameter>
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<parameter name="user_data" transfer-ownership="none">
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<doc xml:whitespace="preserve">user data</doc>
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<type name="gpointer" c:type="gpointer"/>
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</parameter>
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</parameters>
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</constructor>
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<constructor name="new_full"
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c:identifier="gst_audio_clock_new_full"
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version="0.10.31">
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<doc xml:whitespace="preserve">Create a new #GstAudioClock instance. Whenever the clock time should be
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calculated it will call @func with @user_data. When @func returns
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#GST_CLOCK_TIME_NONE, the clock will return the last reported time.</doc>
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<return-value transfer-ownership="full">
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<doc xml:whitespace="preserve">a new #GstAudioClock casted to a #GstClock.</doc>
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<type name="Gst.Clock" c:type="GstClock*"/>
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</return-value>
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<parameters>
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<parameter name="name" transfer-ownership="none">
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<doc xml:whitespace="preserve">the name of the clock</doc>
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<type name="utf8" c:type="gchar*"/>
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</parameter>
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<parameter name="func"
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transfer-ownership="none"
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scope="notified"
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closure="2"
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destroy="3">
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<doc xml:whitespace="preserve">a function</doc>
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<type name="AudioClockGetTimeFunc"
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c:type="GstAudioClockGetTimeFunc"/>
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</parameter>
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<parameter name="user_data" transfer-ownership="none">
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<doc xml:whitespace="preserve">user data</doc>
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<type name="gpointer" c:type="gpointer"/>
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</parameter>
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<parameter name="destroy_notify"
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transfer-ownership="none"
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scope="async">
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<doc xml:whitespace="preserve">#GDestroyNotify for @user_data</doc>
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<type name="GLib.DestroyNotify" c:type="GDestroyNotify"/>
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</parameter>
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</parameters>
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</constructor>
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<function name="adjust"
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c:identifier="gst_audio_clock_adjust"
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version="0.10.23">
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<doc xml:whitespace="preserve">Adjust @time with the internal offset of the audio clock.</doc>
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<return-value transfer-ownership="none">
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<doc xml:whitespace="preserve">@time adjusted with the internal offset.</doc>
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<type name="Gst.ClockTime" c:type="GstClockTime"/>
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</return-value>
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<parameters>
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<parameter name="clock" transfer-ownership="none">
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<doc xml:whitespace="preserve">a #GstAudioClock</doc>
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<type name="Gst.Clock" c:type="GstClock*"/>
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</parameter>
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<parameter name="time" transfer-ownership="none">
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<doc xml:whitespace="preserve">a #GstClockTime</doc>
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<type name="Gst.ClockTime" c:type="GstClockTime"/>
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</parameter>
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</parameters>
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</function>
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<function name="get_time"
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c:identifier="gst_audio_clock_get_time"
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version="0.10.23">
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<doc xml:whitespace="preserve">Report the time as returned by the #GstAudioClockGetTimeFunc without applying
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any offsets.</doc>
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<return-value transfer-ownership="none">
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<doc xml:whitespace="preserve">the time as reported by the time function of the audio clock</doc>
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<type name="Gst.ClockTime" c:type="GstClockTime"/>
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</return-value>
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<parameters>
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<parameter name="clock" transfer-ownership="none">
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<doc xml:whitespace="preserve">a #GstAudioClock</doc>
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<type name="Gst.Clock" c:type="GstClock*"/>
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</parameter>
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</parameters>
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</function>
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<function name="invalidate"
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c:identifier="gst_audio_clock_invalidate"
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version="0.10.31">
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<doc xml:whitespace="preserve">Invalidate the clock function. Call this function when the provided
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#GstAudioClockGetTimeFunc cannot be called anymore, for example, when the
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user_data becomes invalid.
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After calling this function, @clock will return the last returned time for
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the rest of its lifetime.</doc>
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<return-value transfer-ownership="none">
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<type name="none" c:type="void"/>
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</return-value>
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<parameters>
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<parameter name="clock" transfer-ownership="none">
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<doc xml:whitespace="preserve">a #GstAudioClock</doc>
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<type name="Gst.Clock" c:type="GstClock*"/>
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</parameter>
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</parameters>
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</function>
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<method name="reset" c:identifier="gst_audio_clock_reset">
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<doc xml:whitespace="preserve">Inform @clock that future calls to #GstAudioClockGetTimeFunc will return values
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starting from @time. The clock will update an internal offset to make sure that
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future calls to internal_time will return an increasing result as required by
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the #GstClock object.</doc>
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<return-value transfer-ownership="none">
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<type name="none" c:type="void"/>
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</return-value>
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<parameters>
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<parameter name="time" transfer-ownership="none">
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<doc xml:whitespace="preserve">a #GstClockTime</doc>
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<type name="Gst.ClockTime" c:type="GstClockTime"/>
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</parameter>
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</parameters>
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</method>
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<field name="clock">
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<type name="Gst.SystemClock" c:type="GstSystemClock"/>
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</field>
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<field name="func">
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<type name="AudioClockGetTimeFunc" c:type="GstAudioClockGetTimeFunc"/>
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</field>
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<field name="user_data">
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<type name="gpointer" c:type="gpointer"/>
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</field>
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<field name="last_time">
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<type name="Gst.ClockTime" c:type="GstClockTime"/>
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</field>
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<union name="abidata" c:type="abidata">
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<record name="ABI" c:type="ABI">
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<field name="time_offset" writable="1">
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<type name="Gst.ClockTimeDiff" c:type="GstClockTimeDiff"/>
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</field>
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<field name="destroy_notify" writable="1">
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<type name="GLib.DestroyNotify" c:type="GDestroyNotify"/>
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</field>
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</record>
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<field name="_gst_reserved" writable="1">
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<array zero-terminated="0" c:type="gpointer" fixed-size="4">
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<type name="gpointer" c:type="gpointer"/>
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</array>
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</field>
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</union>
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</class>
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<record name="AudioClockClass"
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c:type="GstAudioClockClass"
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glib:is-gtype-struct-for="AudioClock">
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<field name="parent_class">
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<type name="Gst.SystemClockClass" c:type="GstSystemClockClass"/>
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</field>
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<field name="_gst_reserved">
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<array zero-terminated="0" c:type="gpointer" fixed-size="4">
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<type name="gpointer" c:type="gpointer"/>
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</array>
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</field>
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</record>
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<callback name="AudioClockGetTimeFunc" c:type="GstAudioClockGetTimeFunc">
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<doc xml:whitespace="preserve">This function will be called whenever the current clock time needs to be
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calculated. If this function returns #GST_CLOCK_TIME_NONE, the last reported
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time will be returned by the clock.
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be used.</doc>
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<return-value transfer-ownership="none">
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<doc xml:whitespace="preserve">the current time or #GST_CLOCK_TIME_NONE if the previous time should</doc>
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<type name="Gst.ClockTime" c:type="GstClockTime"/>
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</return-value>
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<parameters>
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<parameter name="clock" transfer-ownership="none">
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<doc xml:whitespace="preserve">the #GstAudioClock</doc>
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<type name="Gst.Clock" c:type="GstClock*"/>
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</parameter>
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<parameter name="user_data" transfer-ownership="none" closure="1">
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<doc xml:whitespace="preserve">user data</doc>
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<type name="gpointer" c:type="gpointer"/>
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</parameter>
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</parameters>
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</callback>
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<bitfield name="AudioFieldFlag"
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deprecated="use gst_structure_set() directly"
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c:type="GstAudioFieldFlag">
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<doc xml:whitespace="preserve">Do not use anymore.</doc>
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<member name="rate" value="1" c:identifier="GST_AUDIO_FIELD_RATE"/>
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<member name="channels"
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value="2"
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c:identifier="GST_AUDIO_FIELD_CHANNELS"/>
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<member name="endianness"
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value="4"
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c:identifier="GST_AUDIO_FIELD_ENDIANNESS"/>
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<member name="width" value="8" c:identifier="GST_AUDIO_FIELD_WIDTH"/>
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<member name="depth" value="16" c:identifier="GST_AUDIO_FIELD_DEPTH"/>
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<member name="signed" value="32" c:identifier="GST_AUDIO_FIELD_SIGNED"/>
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</bitfield>
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<class name="AudioFilter"
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c:symbol-prefix="audio_filter"
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c:type="GstAudioFilter"
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version="0.10.12"
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parent="GstBase.BaseTransform"
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abstract="1"
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glib:type-name="GstAudioFilter"
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glib:get-type="gst_audio_filter_get_type"
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glib:type-struct="AudioFilterClass">
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<doc xml:whitespace="preserve">Base class for audio filters with the same format for input and output.</doc>
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<virtual-method name="setup">
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<return-value transfer-ownership="none">
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<type name="gboolean" c:type="gboolean"/>
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</return-value>
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<parameters>
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<parameter name="format" transfer-ownership="none">
|
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<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
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</parameter>
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|
</parameters>
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</virtual-method>
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<field name="basetransform">
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<type name="GstBase.BaseTransform" c:type="GstBaseTransform"/>
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</field>
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|
<field name="format">
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<type name="RingBufferSpec" c:type="GstRingBufferSpec"/>
|
|
</field>
|
|
<field name="_gst_reserved">
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|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
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<type name="gpointer" c:type="gpointer"/>
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|
</array>
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</field>
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</class>
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<record name="AudioFilterClass"
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c:type="GstAudioFilterClass"
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glib:is-gtype-struct-for="AudioFilter"
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version="0.10.12">
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|
<doc xml:whitespace="preserve">In addition to the @setup virtual function, you should also override the
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GstBaseTransform::transform and/or GstBaseTransform::transform_ip virtual
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|
function.</doc>
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<field name="basetransformclass">
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|
<type name="GstBase.BaseTransformClass"
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c:type="GstBaseTransformClass"/>
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</field>
|
|
<field name="setup">
|
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<callback name="setup">
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<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
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</return-value>
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|
<parameters>
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<parameter name="filter" transfer-ownership="none">
|
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<type name="AudioFilter" c:type="GstAudioFilter*"/>
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|
</parameter>
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|
<parameter name="format" transfer-ownership="none">
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<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
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</parameter>
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</parameters>
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</callback>
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</field>
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|
<field name="_gst_reserved">
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|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
|
<type name="gpointer" c:type="gpointer"/>
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</array>
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|
</field>
|
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<method name="add_pad_templates"
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c:identifier="gst_audio_filter_class_add_pad_templates"
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version="0.10.12">
|
|
<doc xml:whitespace="preserve">Convenience function to add pad templates to this element class, with
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This function is usually used from within a GObject base_init function.</doc>
|
|
<return-value transfer-ownership="none">
|
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<type name="none" c:type="void"/>
|
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</return-value>
|
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<parameters>
|
|
<parameter name="allowed_caps" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">what formats the filter can handle, as #GstCaps</doc>
|
|
<type name="Gst.Caps" c:type="GstCaps*"/>
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</parameter>
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</parameters>
|
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</method>
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|
</record>
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|
<callback name="AudioMixerFilterFunc" c:type="GstAudioMixerFilterFunc">
|
|
<doc xml:whitespace="preserve">Function that will be called by gst_audio_default_registry_mixer_filter()
|
|
so the caller can decide which mixer elements should be kept and returned.
|
|
When the mixer element is passed to the callback function, it is opened
|
|
and in READY state. If you decide to keep the element, you need to set it
|
|
back to NULL state yourself (unless you want to keep it opened of course).</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the element should be kept, FALSE otherwise.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="mixer" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a #GstElement implementing the #GstMixer interface</doc>
|
|
<type name="GstInterfaces.Mixer" c:type="GstMixer*"/>
|
|
</parameter>
|
|
<parameter name="user_data" transfer-ownership="none" closure="1">
|
|
<doc xml:whitespace="preserve">user data</doc>
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
<class name="AudioSink"
|
|
c:symbol-prefix="audio_sink"
|
|
c:type="GstAudioSink"
|
|
parent="BaseAudioSink"
|
|
glib:type-name="GstAudioSink"
|
|
glib:get-type="gst_audio_sink_get_type"
|
|
glib:type-struct="AudioSinkClass">
|
|
<doc xml:whitespace="preserve">Opaque #GstAudioSink.</doc>
|
|
<virtual-method name="close">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="delay">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="open">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="prepare">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</virtual-method>
|
|
<virtual-method name="reset">
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="unprepare">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="write">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</parameter>
|
|
<parameter name="length" transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</virtual-method>
|
|
<field name="element">
|
|
<type name="BaseAudioSink" c:type="GstBaseAudioSink"/>
|
|
</field>
|
|
<field name="thread">
|
|
<type name="GLib.Thread" c:type="GThread*"/>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</class>
|
|
<record name="AudioSinkClass"
|
|
c:type="GstAudioSinkClass"
|
|
glib:is-gtype-struct-for="AudioSink">
|
|
<doc xml:whitespace="preserve">#GstAudioSink class. Override the vmethods to implement functionality.</doc>
|
|
<field name="parent_class">
|
|
<type name="BaseAudioSinkClass" c:type="GstBaseAudioSinkClass"/>
|
|
</field>
|
|
<field name="open">
|
|
<callback name="open">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sink" transfer-ownership="none">
|
|
<type name="AudioSink" c:type="GstAudioSink*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="prepare">
|
|
<callback name="prepare">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sink" transfer-ownership="none">
|
|
<type name="AudioSink" c:type="GstAudioSink*"/>
|
|
</parameter>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="unprepare">
|
|
<callback name="unprepare">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sink" transfer-ownership="none">
|
|
<type name="AudioSink" c:type="GstAudioSink*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="close">
|
|
<callback name="close">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sink" transfer-ownership="none">
|
|
<type name="AudioSink" c:type="GstAudioSink*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="write">
|
|
<callback name="write">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sink" transfer-ownership="none">
|
|
<type name="AudioSink" c:type="GstAudioSink*"/>
|
|
</parameter>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</parameter>
|
|
<parameter name="length" transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="delay">
|
|
<callback name="delay">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sink" transfer-ownership="none">
|
|
<type name="AudioSink" c:type="GstAudioSink*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="reset">
|
|
<callback name="reset">
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sink" transfer-ownership="none">
|
|
<type name="AudioSink" c:type="GstAudioSink*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</record>
|
|
<class name="AudioSrc"
|
|
c:symbol-prefix="audio_src"
|
|
c:type="GstAudioSrc"
|
|
parent="BaseAudioSrc"
|
|
glib:type-name="GstAudioSrc"
|
|
glib:get-type="gst_audio_src_get_type"
|
|
glib:type-struct="AudioSrcClass">
|
|
<doc xml:whitespace="preserve">Base class for simple audio sources.</doc>
|
|
<virtual-method name="close">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="delay">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="open">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="prepare">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</virtual-method>
|
|
<virtual-method name="read">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</parameter>
|
|
<parameter name="length" transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</virtual-method>
|
|
<virtual-method name="reset">
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="unprepare">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<field name="element">
|
|
<type name="BaseAudioSrc" c:type="GstBaseAudioSrc"/>
|
|
</field>
|
|
<field name="thread">
|
|
<type name="GLib.Thread" c:type="GThread*"/>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</class>
|
|
<record name="AudioSrcClass"
|
|
c:type="GstAudioSrcClass"
|
|
glib:is-gtype-struct-for="AudioSrc">
|
|
<doc xml:whitespace="preserve">#GstAudioSrc class. Override the vmethod to implement
|
|
functionality.</doc>
|
|
<field name="parent_class">
|
|
<type name="BaseAudioSrcClass" c:type="GstBaseAudioSrcClass"/>
|
|
</field>
|
|
<field name="open">
|
|
<callback name="open">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src" transfer-ownership="none">
|
|
<type name="AudioSrc" c:type="GstAudioSrc*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="prepare">
|
|
<callback name="prepare">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src" transfer-ownership="none">
|
|
<type name="AudioSrc" c:type="GstAudioSrc*"/>
|
|
</parameter>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="unprepare">
|
|
<callback name="unprepare">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src" transfer-ownership="none">
|
|
<type name="AudioSrc" c:type="GstAudioSrc*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="close">
|
|
<callback name="close">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src" transfer-ownership="none">
|
|
<type name="AudioSrc" c:type="GstAudioSrc*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="read">
|
|
<callback name="read">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src" transfer-ownership="none">
|
|
<type name="AudioSrc" c:type="GstAudioSrc*"/>
|
|
</parameter>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</parameter>
|
|
<parameter name="length" transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="delay">
|
|
<callback name="delay">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src" transfer-ownership="none">
|
|
<type name="AudioSrc" c:type="GstAudioSrc*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="reset">
|
|
<callback name="reset">
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src" transfer-ownership="none">
|
|
<type name="AudioSrc" c:type="GstAudioSrc*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</record>
|
|
<class name="BaseAudioSink"
|
|
c:symbol-prefix="base_audio_sink"
|
|
c:type="GstBaseAudioSink"
|
|
parent="GstBase.BaseSink"
|
|
glib:type-name="GstBaseAudioSink"
|
|
glib:get-type="gst_base_audio_sink_get_type"
|
|
glib:type-struct="BaseAudioSinkClass">
|
|
<doc xml:whitespace="preserve">Opaque #GstBaseAudioSink.</doc>
|
|
<virtual-method name="create_ringbuffer"
|
|
invoker="create_ringbuffer"
|
|
introspectable="0">
|
|
<doc xml:whitespace="preserve">Create and return the #GstRingBuffer for @sink. This function will call the
|
|
::create_ringbuffer vmethod and will set @sink as the parent of the returned
|
|
buffer (see gst_object_set_parent()).</doc>
|
|
<return-value>
|
|
<doc xml:whitespace="preserve">The new ringbuffer of @sink.</doc>
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<method name="create_ringbuffer"
|
|
c:identifier="gst_base_audio_sink_create_ringbuffer"
|
|
introspectable="0">
|
|
<doc xml:whitespace="preserve">Create and return the #GstRingBuffer for @sink. This function will call the
|
|
::create_ringbuffer vmethod and will set @sink as the parent of the returned
|
|
buffer (see gst_object_set_parent()).</doc>
|
|
<return-value>
|
|
<doc xml:whitespace="preserve">The new ringbuffer of @sink.</doc>
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="get_drift_tolerance"
|
|
c:identifier="gst_base_audio_sink_get_drift_tolerance">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gint64" c:type="gint64"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="get_provide_clock"
|
|
c:identifier="gst_base_audio_sink_get_provide_clock"
|
|
version="0.10.16">
|
|
<doc xml:whitespace="preserve">Queries whether @sink will provide a clock or not. See also
|
|
gst_base_audio_sink_set_provide_clock.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">%TRUE if @sink will provide a clock.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="get_slave_method"
|
|
c:identifier="gst_base_audio_sink_get_slave_method"
|
|
version="0.10.16">
|
|
<doc xml:whitespace="preserve">Get the current slave method used by @sink.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The current slave method used by @sink.</doc>
|
|
<type name="BaseAudioSinkSlaveMethod"
|
|
c:type="GstBaseAudioSinkSlaveMethod"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="set_drift_tolerance"
|
|
c:identifier="gst_base_audio_sink_set_drift_tolerance"
|
|
version="0.10.31">
|
|
<doc xml:whitespace="preserve">Controls the sink's drift tolerance.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="drift_tolerance" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the new drift tolerance in microseconds</doc>
|
|
<type name="gint64" c:type="gint64"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="set_provide_clock"
|
|
c:identifier="gst_base_audio_sink_set_provide_clock"
|
|
version="0.10.16">
|
|
<doc xml:whitespace="preserve">Controls whether @sink will provide a clock or not. If @provide is %TRUE,
|
|
gst_element_provide_clock() will return a clock that reflects the datarate
|
|
of @sink. If @provide is %FALSE, gst_element_provide_clock() will return NULL.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="provide" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">new state</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="set_slave_method"
|
|
c:identifier="gst_base_audio_sink_set_slave_method"
|
|
version="0.10.16">
|
|
<doc xml:whitespace="preserve">Controls how clock slaving will be performed in @sink.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="method" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the new slave method</doc>
|
|
<type name="BaseAudioSinkSlaveMethod"
|
|
c:type="GstBaseAudioSinkSlaveMethod"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<property name="buffer-time" writable="1" transfer-ownership="none">
|
|
<type name="gint64"/>
|
|
</property>
|
|
<property name="can-activate-pull"
|
|
writable="1"
|
|
transfer-ownership="none">
|
|
<type name="gboolean"/>
|
|
</property>
|
|
<property name="drift-tolerance" writable="1" transfer-ownership="none">
|
|
<type name="gint64"/>
|
|
</property>
|
|
<property name="latency-time" writable="1" transfer-ownership="none">
|
|
<type name="gint64"/>
|
|
</property>
|
|
<property name="provide-clock" writable="1" transfer-ownership="none">
|
|
<type name="gboolean"/>
|
|
</property>
|
|
<property name="slave-method" writable="1" transfer-ownership="none">
|
|
<type name="BaseAudioSinkSlaveMethod"/>
|
|
</property>
|
|
<field name="element">
|
|
<type name="GstBase.BaseSink" c:type="GstBaseSink"/>
|
|
</field>
|
|
<field name="ringbuffer">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</field>
|
|
<field name="buffer_time">
|
|
<type name="guint64" c:type="guint64"/>
|
|
</field>
|
|
<field name="latency_time">
|
|
<type name="guint64" c:type="guint64"/>
|
|
</field>
|
|
<field name="next_sample">
|
|
<type name="guint64" c:type="guint64"/>
|
|
</field>
|
|
<field name="provide_clock">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</field>
|
|
<field name="provided_clock">
|
|
<type name="Gst.Clock" c:type="GstClock*"/>
|
|
</field>
|
|
<field name="priv">
|
|
<type name="BaseAudioSinkPrivate" c:type="GstBaseAudioSinkPrivate*"/>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="3">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</class>
|
|
<record name="BaseAudioSinkClass"
|
|
c:type="GstBaseAudioSinkClass"
|
|
glib:is-gtype-struct-for="BaseAudioSink">
|
|
<doc xml:whitespace="preserve">#GstBaseAudioSink class. Override the vmethod to implement
|
|
functionality.</doc>
|
|
<field name="parent_class">
|
|
<type name="GstBase.BaseSinkClass" c:type="GstBaseSinkClass"/>
|
|
</field>
|
|
<field name="create_ringbuffer" introspectable="0">
|
|
<callback name="create_ringbuffer" introspectable="0">
|
|
<return-value>
|
|
<doc xml:whitespace="preserve">The new ringbuffer of @sink.</doc>
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sink" transfer-ownership="none">
|
|
<type name="BaseAudioSink" c:type="GstBaseAudioSink*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</record>
|
|
<record name="BaseAudioSinkPrivate"
|
|
c:type="GstBaseAudioSinkPrivate"
|
|
disguised="1">
|
|
</record>
|
|
<enumeration name="BaseAudioSinkSlaveMethod"
|
|
glib:type-name="GstBaseAudioSinkSlaveMethod"
|
|
glib:get-type="gst_base_audio_sink_slave_method_get_type"
|
|
c:type="GstBaseAudioSinkSlaveMethod">
|
|
<doc xml:whitespace="preserve">Different possible clock slaving algorithms used when the internal audio
|
|
clock is not selected as the pipeline master clock.</doc>
|
|
<member name="resample"
|
|
value="0"
|
|
c:identifier="GST_BASE_AUDIO_SINK_SLAVE_RESAMPLE"
|
|
glib:nick="resample"/>
|
|
<member name="skew"
|
|
value="1"
|
|
c:identifier="GST_BASE_AUDIO_SINK_SLAVE_SKEW"
|
|
glib:nick="skew"/>
|
|
<member name="none"
|
|
value="2"
|
|
c:identifier="GST_BASE_AUDIO_SINK_SLAVE_NONE"
|
|
glib:nick="none"/>
|
|
</enumeration>
|
|
<class name="BaseAudioSrc"
|
|
c:symbol-prefix="base_audio_src"
|
|
c:type="GstBaseAudioSrc"
|
|
parent="GstBase.PushSrc"
|
|
glib:type-name="GstBaseAudioSrc"
|
|
glib:get-type="gst_base_audio_src_get_type"
|
|
glib:type-struct="BaseAudioSrcClass">
|
|
<doc xml:whitespace="preserve">Opaque #GstBaseAudioSrc.</doc>
|
|
<virtual-method name="create_ringbuffer"
|
|
invoker="create_ringbuffer"
|
|
introspectable="0">
|
|
<doc xml:whitespace="preserve">Create and return the #GstRingBuffer for @src. This function will call the
|
|
::create_ringbuffer vmethod and will set @src as the parent of the returned
|
|
buffer (see gst_object_set_parent()).</doc>
|
|
<return-value>
|
|
<doc xml:whitespace="preserve">The new ringbuffer of @src.</doc>
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<method name="create_ringbuffer"
|
|
c:identifier="gst_base_audio_src_create_ringbuffer"
|
|
introspectable="0">
|
|
<doc xml:whitespace="preserve">Create and return the #GstRingBuffer for @src. This function will call the
|
|
::create_ringbuffer vmethod and will set @src as the parent of the returned
|
|
buffer (see gst_object_set_parent()).</doc>
|
|
<return-value>
|
|
<doc xml:whitespace="preserve">The new ringbuffer of @src.</doc>
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="get_provide_clock"
|
|
c:identifier="gst_base_audio_src_get_provide_clock"
|
|
version="0.10.16">
|
|
<doc xml:whitespace="preserve">Queries whether @src will provide a clock or not. See also
|
|
gst_base_audio_src_set_provide_clock.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">%TRUE if @src will provide a clock.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="get_slave_method"
|
|
c:identifier="gst_base_audio_src_get_slave_method"
|
|
version="0.10.20">
|
|
<doc xml:whitespace="preserve">Get the current slave method used by @src.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The current slave method used by @src.</doc>
|
|
<type name="BaseAudioSrcSlaveMethod"
|
|
c:type="GstBaseAudioSrcSlaveMethod"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="set_provide_clock"
|
|
c:identifier="gst_base_audio_src_set_provide_clock"
|
|
version="0.10.16">
|
|
<doc xml:whitespace="preserve">Controls whether @src will provide a clock or not. If @provide is %TRUE,
|
|
gst_element_provide_clock() will return a clock that reflects the datarate
|
|
of @src. If @provide is %FALSE, gst_element_provide_clock() will return NULL.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="provide" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">new state</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="set_slave_method"
|
|
c:identifier="gst_base_audio_src_set_slave_method"
|
|
version="0.10.20">
|
|
<doc xml:whitespace="preserve">Controls how clock slaving will be performed in @src.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="method" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the new slave method</doc>
|
|
<type name="BaseAudioSrcSlaveMethod"
|
|
c:type="GstBaseAudioSrcSlaveMethod"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<property name="actual-buffer-time"
|
|
version="0.10.20"
|
|
transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">Actual configured size of audio buffer in microseconds.</doc>
|
|
<type name="gint64"/>
|
|
</property>
|
|
<property name="actual-latency-time"
|
|
version="0.10.20"
|
|
transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">Actual configured audio latency in microseconds.</doc>
|
|
<type name="gint64"/>
|
|
</property>
|
|
<property name="buffer-time" writable="1" transfer-ownership="none">
|
|
<type name="gint64"/>
|
|
</property>
|
|
<property name="latency-time" writable="1" transfer-ownership="none">
|
|
<type name="gint64"/>
|
|
</property>
|
|
<property name="provide-clock" writable="1" transfer-ownership="none">
|
|
<type name="gboolean"/>
|
|
</property>
|
|
<property name="slave-method" writable="1" transfer-ownership="none">
|
|
<type name="BaseAudioSrcSlaveMethod"/>
|
|
</property>
|
|
<field name="element">
|
|
<type name="GstBase.PushSrc" c:type="GstPushSrc"/>
|
|
</field>
|
|
<field name="ringbuffer">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</field>
|
|
<field name="buffer_time">
|
|
<type name="Gst.ClockTime" c:type="GstClockTime"/>
|
|
</field>
|
|
<field name="latency_time">
|
|
<type name="Gst.ClockTime" c:type="GstClockTime"/>
|
|
</field>
|
|
<field name="next_sample">
|
|
<type name="guint64" c:type="guint64"/>
|
|
</field>
|
|
<field name="clock">
|
|
<type name="Gst.Clock" c:type="GstClock*"/>
|
|
</field>
|
|
<field name="priv">
|
|
<type name="BaseAudioSrcPrivate" c:type="GstBaseAudioSrcPrivate*"/>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="3">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</class>
|
|
<record name="BaseAudioSrcClass"
|
|
c:type="GstBaseAudioSrcClass"
|
|
glib:is-gtype-struct-for="BaseAudioSrc">
|
|
<doc xml:whitespace="preserve">#GstBaseAudioSrc class. Override the vmethod to implement
|
|
functionality.</doc>
|
|
<field name="parent_class">
|
|
<type name="GstBase.PushSrcClass" c:type="GstPushSrcClass"/>
|
|
</field>
|
|
<field name="create_ringbuffer" introspectable="0">
|
|
<callback name="create_ringbuffer" introspectable="0">
|
|
<return-value>
|
|
<doc xml:whitespace="preserve">The new ringbuffer of @src.</doc>
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src" transfer-ownership="none">
|
|
<type name="BaseAudioSrc" c:type="GstBaseAudioSrc*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</record>
|
|
<record name="BaseAudioSrcPrivate"
|
|
c:type="GstBaseAudioSrcPrivate"
|
|
disguised="1">
|
|
</record>
|
|
<enumeration name="BaseAudioSrcSlaveMethod"
|
|
glib:type-name="GstBaseAudioSrcSlaveMethod"
|
|
glib:get-type="gst_base_audio_src_slave_method_get_type"
|
|
c:type="GstBaseAudioSrcSlaveMethod">
|
|
<doc xml:whitespace="preserve">Different possible clock slaving algorithms when the internal audio clock was
|
|
not selected as the pipeline clock.</doc>
|
|
<member name="resample"
|
|
value="0"
|
|
c:identifier="GST_BASE_AUDIO_SRC_SLAVE_RESAMPLE"
|
|
glib:nick="resample"/>
|
|
<member name="re_timestamp"
|
|
value="1"
|
|
c:identifier="GST_BASE_AUDIO_SRC_SLAVE_RETIMESTAMP"
|
|
glib:nick="re-timestamp"/>
|
|
<member name="skew"
|
|
value="2"
|
|
c:identifier="GST_BASE_AUDIO_SRC_SLAVE_SKEW"
|
|
glib:nick="skew"/>
|
|
<member name="none"
|
|
value="3"
|
|
c:identifier="GST_BASE_AUDIO_SRC_SLAVE_NONE"
|
|
glib:nick="none"/>
|
|
</enumeration>
|
|
<enumeration name="BufferFormat"
|
|
glib:type-name="GstBufferFormat"
|
|
glib:get-type="gst_buffer_format_get_type"
|
|
c:type="GstBufferFormat">
|
|
<member name="unknown"
|
|
value="0"
|
|
c:identifier="GST_UNKNOWN"
|
|
glib:nick="unknown"/>
|
|
<member name="s8" value="1" c:identifier="GST_S8" glib:nick="s8"/>
|
|
<member name="u8" value="2" c:identifier="GST_U8" glib:nick="u8"/>
|
|
<member name="s16_le"
|
|
value="3"
|
|
c:identifier="GST_S16_LE"
|
|
glib:nick="s16-le"/>
|
|
<member name="s16_be"
|
|
value="4"
|
|
c:identifier="GST_S16_BE"
|
|
glib:nick="s16-be"/>
|
|
<member name="u16_le"
|
|
value="5"
|
|
c:identifier="GST_U16_LE"
|
|
glib:nick="u16-le"/>
|
|
<member name="u16_be"
|
|
value="6"
|
|
c:identifier="GST_U16_BE"
|
|
glib:nick="u16-be"/>
|
|
<member name="s24_le"
|
|
value="7"
|
|
c:identifier="GST_S24_LE"
|
|
glib:nick="s24-le"/>
|
|
<member name="s24_be"
|
|
value="8"
|
|
c:identifier="GST_S24_BE"
|
|
glib:nick="s24-be"/>
|
|
<member name="u24_le"
|
|
value="9"
|
|
c:identifier="GST_U24_LE"
|
|
glib:nick="u24-le"/>
|
|
<member name="u24_be"
|
|
value="10"
|
|
c:identifier="GST_U24_BE"
|
|
glib:nick="u24-be"/>
|
|
<member name="s32_le"
|
|
value="11"
|
|
c:identifier="GST_S32_LE"
|
|
glib:nick="s32-le"/>
|
|
<member name="s32_be"
|
|
value="12"
|
|
c:identifier="GST_S32_BE"
|
|
glib:nick="s32-be"/>
|
|
<member name="u32_le"
|
|
value="13"
|
|
c:identifier="GST_U32_LE"
|
|
glib:nick="u32-le"/>
|
|
<member name="u32_be"
|
|
value="14"
|
|
c:identifier="GST_U32_BE"
|
|
glib:nick="u32-be"/>
|
|
<member name="s24_3le"
|
|
value="15"
|
|
c:identifier="GST_S24_3LE"
|
|
glib:nick="s24-3le"/>
|
|
<member name="s24_3be"
|
|
value="16"
|
|
c:identifier="GST_S24_3BE"
|
|
glib:nick="s24-3be"/>
|
|
<member name="u24_3le"
|
|
value="17"
|
|
c:identifier="GST_U24_3LE"
|
|
glib:nick="u24-3le"/>
|
|
<member name="u24_3be"
|
|
value="18"
|
|
c:identifier="GST_U24_3BE"
|
|
glib:nick="u24-3be"/>
|
|
<member name="s20_3le"
|
|
value="19"
|
|
c:identifier="GST_S20_3LE"
|
|
glib:nick="s20-3le"/>
|
|
<member name="s20_3be"
|
|
value="20"
|
|
c:identifier="GST_S20_3BE"
|
|
glib:nick="s20-3be"/>
|
|
<member name="u20_3le"
|
|
value="21"
|
|
c:identifier="GST_U20_3LE"
|
|
glib:nick="u20-3le"/>
|
|
<member name="u20_3be"
|
|
value="22"
|
|
c:identifier="GST_U20_3BE"
|
|
glib:nick="u20-3be"/>
|
|
<member name="s18_3le"
|
|
value="23"
|
|
c:identifier="GST_S18_3LE"
|
|
glib:nick="s18-3le"/>
|
|
<member name="s18_3be"
|
|
value="24"
|
|
c:identifier="GST_S18_3BE"
|
|
glib:nick="s18-3be"/>
|
|
<member name="u18_3le"
|
|
value="25"
|
|
c:identifier="GST_U18_3LE"
|
|
glib:nick="u18-3le"/>
|
|
<member name="u18_3be"
|
|
value="26"
|
|
c:identifier="GST_U18_3BE"
|
|
glib:nick="u18-3be"/>
|
|
<member name="float32_le"
|
|
value="27"
|
|
c:identifier="GST_FLOAT32_LE"
|
|
glib:nick="float32-le"/>
|
|
<member name="float32_be"
|
|
value="28"
|
|
c:identifier="GST_FLOAT32_BE"
|
|
glib:nick="float32-be"/>
|
|
<member name="float64_le"
|
|
value="29"
|
|
c:identifier="GST_FLOAT64_LE"
|
|
glib:nick="float64-le"/>
|
|
<member name="float64_be"
|
|
value="30"
|
|
c:identifier="GST_FLOAT64_BE"
|
|
glib:nick="float64-be"/>
|
|
<member name="mu_law"
|
|
value="31"
|
|
c:identifier="GST_MU_LAW"
|
|
glib:nick="mu-law"/>
|
|
<member name="a_law"
|
|
value="32"
|
|
c:identifier="GST_A_LAW"
|
|
glib:nick="a-law"/>
|
|
<member name="ima_adpcm"
|
|
value="33"
|
|
c:identifier="GST_IMA_ADPCM"
|
|
glib:nick="ima-adpcm"/>
|
|
<member name="mpeg" value="34" c:identifier="GST_MPEG" glib:nick="mpeg"/>
|
|
<member name="gsm" value="35" c:identifier="GST_GSM" glib:nick="gsm"/>
|
|
<member name="iec958"
|
|
value="36"
|
|
c:identifier="GST_IEC958"
|
|
glib:nick="iec958"/>
|
|
<member name="ac3" value="37" c:identifier="GST_AC3" glib:nick="ac3"/>
|
|
<member name="eac3" value="38" c:identifier="GST_EAC3" glib:nick="eac3"/>
|
|
<member name="dts" value="39" c:identifier="GST_DTS" glib:nick="dts"/>
|
|
</enumeration>
|
|
<enumeration name="BufferFormatType"
|
|
glib:type-name="GstBufferFormatType"
|
|
glib:get-type="gst_buffer_format_type_get_type"
|
|
c:type="GstBufferFormatType">
|
|
<doc xml:whitespace="preserve">The format of the samples in the ringbuffer.</doc>
|
|
<member name="linear"
|
|
value="0"
|
|
c:identifier="GST_BUFTYPE_LINEAR"
|
|
glib:nick="linear"/>
|
|
<member name="float"
|
|
value="1"
|
|
c:identifier="GST_BUFTYPE_FLOAT"
|
|
glib:nick="float"/>
|
|
<member name="mu_law"
|
|
value="2"
|
|
c:identifier="GST_BUFTYPE_MU_LAW"
|
|
glib:nick="mu-law"/>
|
|
<member name="a_law"
|
|
value="3"
|
|
c:identifier="GST_BUFTYPE_A_LAW"
|
|
glib:nick="a-law"/>
|
|
<member name="ima_adpcm"
|
|
value="4"
|
|
c:identifier="GST_BUFTYPE_IMA_ADPCM"
|
|
glib:nick="ima-adpcm"/>
|
|
<member name="mpeg"
|
|
value="5"
|
|
c:identifier="GST_BUFTYPE_MPEG"
|
|
glib:nick="mpeg"/>
|
|
<member name="gsm"
|
|
value="6"
|
|
c:identifier="GST_BUFTYPE_GSM"
|
|
glib:nick="gsm"/>
|
|
<member name="iec958"
|
|
value="7"
|
|
c:identifier="GST_BUFTYPE_IEC958"
|
|
glib:nick="iec958"/>
|
|
<member name="ac3"
|
|
value="8"
|
|
c:identifier="GST_BUFTYPE_AC3"
|
|
glib:nick="ac3"/>
|
|
<member name="eac3"
|
|
value="9"
|
|
c:identifier="GST_BUFTYPE_EAC3"
|
|
glib:nick="eac3"/>
|
|
<member name="dts"
|
|
value="10"
|
|
c:identifier="GST_BUFTYPE_DTS"
|
|
glib:nick="dts"/>
|
|
</enumeration>
|
|
<class name="RingBuffer"
|
|
c:symbol-prefix="ring_buffer"
|
|
c:type="GstRingBuffer"
|
|
parent="Gst.Object"
|
|
abstract="1"
|
|
glib:type-name="GstRingBuffer"
|
|
glib:get-type="gst_ring_buffer_get_type"
|
|
glib:type-struct="RingBufferClass">
|
|
<doc xml:whitespace="preserve">The ringbuffer base class structure.</doc>
|
|
<function name="debug_spec_buff"
|
|
c:identifier="gst_ring_buffer_debug_spec_buff">
|
|
<doc xml:whitespace="preserve">Print debug info about the buffer sized in @spec to the debug log.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the spec to debug</doc>
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="debug_spec_caps"
|
|
c:identifier="gst_ring_buffer_debug_spec_caps">
|
|
<doc xml:whitespace="preserve">Print debug info about the parsed caps in @spec to the debug log.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the spec to debug</doc>
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="parse_caps" c:identifier="gst_ring_buffer_parse_caps">
|
|
<doc xml:whitespace="preserve">Parse @caps into @spec.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the caps could be parsed.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a spec</doc>
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
<parameter name="caps" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a #GstCaps</doc>
|
|
<type name="Gst.Caps" c:type="GstCaps*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<virtual-method name="acquire" invoker="acquire">
|
|
<doc xml:whitespace="preserve">Allocate the resources for the ringbuffer. This function fills
|
|
in the data pointer of the ring buffer with a valid #GstBuffer
|
|
to which samples can be written.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be acquired, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the specs of the buffer</doc>
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</virtual-method>
|
|
<virtual-method name="activate" invoker="activate" version="0.10.22.">
|
|
<doc xml:whitespace="preserve">Activate @buf to start or stop pulling data.
|
|
MT safe.
|
|
FALSE on error.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be activated in the requested mode,</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="active" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the new mode</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</parameter>
|
|
</parameters>
|
|
</virtual-method>
|
|
<virtual-method name="clear_all" invoker="clear_all">
|
|
<doc xml:whitespace="preserve">Fill the ringbuffer with silence.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="close_device" invoker="close_device">
|
|
<doc xml:whitespace="preserve">Close the audio device associated with the ring buffer. The ring buffer
|
|
should already have been released via gst_ring_buffer_release().
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be closed, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="commit">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sample" transfer-ownership="none">
|
|
<type name="guint64" c:type="guint64*"/>
|
|
</parameter>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<type name="guint8" c:type="guchar*"/>
|
|
</parameter>
|
|
<parameter name="in_samples" transfer-ownership="none">
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
<parameter name="out_samples" transfer-ownership="none">
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
<parameter name="accum" transfer-ownership="none">
|
|
<type name="gint" c:type="gint*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</virtual-method>
|
|
<virtual-method name="delay" invoker="delay">
|
|
<doc xml:whitespace="preserve">Get the number of samples queued in the audio device. This is
|
|
usually less than the segment size but can be bigger when the
|
|
implementation uses another internal buffer between the audio
|
|
device.
|
|
For playback ringbuffers this is the amount of samples transfered from the
|
|
ringbuffer to the device but still not played.
|
|
For capture ringbuffers this is the amount of samples in the device that are
|
|
not yet transfered to the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The number of samples queued in the audio device.</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="open_device" invoker="open_device">
|
|
<doc xml:whitespace="preserve">Open the audio device associated with the ring buffer. Does not perform any
|
|
setup on the device. You must open the device before acquiring the ring
|
|
buffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be opened, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="pause" invoker="pause">
|
|
<doc xml:whitespace="preserve">Pause processing samples from the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be paused, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="release" invoker="release">
|
|
<doc xml:whitespace="preserve">Free the resources of the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be released, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="resume">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="start" invoker="start">
|
|
<doc xml:whitespace="preserve">Start processing samples from the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be started, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<virtual-method name="stop" invoker="stop">
|
|
<doc xml:whitespace="preserve">Stop processing samples from the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be stopped, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</virtual-method>
|
|
<method name="acquire" c:identifier="gst_ring_buffer_acquire">
|
|
<doc xml:whitespace="preserve">Allocate the resources for the ringbuffer. This function fills
|
|
in the data pointer of the ring buffer with a valid #GstBuffer
|
|
to which samples can be written.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be acquired, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the specs of the buffer</doc>
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="activate"
|
|
c:identifier="gst_ring_buffer_activate"
|
|
version="0.10.22.">
|
|
<doc xml:whitespace="preserve">Activate @buf to start or stop pulling data.
|
|
MT safe.
|
|
FALSE on error.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be activated in the requested mode,</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="active" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the new mode</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="advance" c:identifier="gst_ring_buffer_advance">
|
|
<doc xml:whitespace="preserve">Subclasses should call this function to notify the fact that
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="advance" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the number of segments written</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="clear" c:identifier="gst_ring_buffer_clear">
|
|
<doc xml:whitespace="preserve">Clear the given segment of the buffer with silence samples.
|
|
This function is used by subclasses.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="segment" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the segment to clear</doc>
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="clear_all" c:identifier="gst_ring_buffer_clear_all">
|
|
<doc xml:whitespace="preserve">Fill the ringbuffer with silence.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="close_device" c:identifier="gst_ring_buffer_close_device">
|
|
<doc xml:whitespace="preserve">Close the audio device associated with the ring buffer. The ring buffer
|
|
should already have been released via gst_ring_buffer_release().
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be closed, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="commit" c:identifier="gst_ring_buffer_commit">
|
|
<doc xml:whitespace="preserve">Same as gst_ring_buffer_commit_full() but with a in_samples and out_samples
|
|
equal to @len, ignoring accum.
|
|
error.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The number of samples written to the ringbuffer or -1 on</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sample" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the sample position of the data</doc>
|
|
<type name="guint64" c:type="guint64"/>
|
|
</parameter>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the data to commit</doc>
|
|
<type name="guint8" c:type="guchar*"/>
|
|
</parameter>
|
|
<parameter name="len" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the number of samples in the data to commit</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="commit_full"
|
|
c:identifier="gst_ring_buffer_commit_full"
|
|
version="0.10.11.">
|
|
<doc xml:whitespace="preserve">Commit @in_samples samples pointed to by @data to the ringbuffer @buf.
|
|
samples in @data. For negative rates, @out_samples must be negative and
|
|
When @out_samples is positive, the first sample will be written at position @sample
|
|
in the ringbuffer. When @out_samples is negative, the last sample will be written to
|
|
although it is recommended for optimal performance.
|
|
set to 0 when this function is first called. In case the commit operation is
|
|
interrupted, one can resume the processing by passing the previously returned
|
|
MT safe.
|
|
number of samples written can be less than @out_samples when @buf was interrupted
|
|
with a flush or stop.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The number of samples written to the ringbuffer or -1 on error. The</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sample" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the sample position of the data</doc>
|
|
<type name="guint64" c:type="guint64*"/>
|
|
</parameter>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the data to commit</doc>
|
|
<type name="guint8" c:type="guchar*"/>
|
|
</parameter>
|
|
<parameter name="in_samples" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the number of samples in the data to commit</doc>
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
<parameter name="out_samples" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the number of samples to write to the ringbuffer</doc>
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
<parameter name="accum" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">accumulator for rate conversion.</doc>
|
|
<type name="gint" c:type="gint*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="convert"
|
|
c:identifier="gst_ring_buffer_convert"
|
|
version="0.10.22.">
|
|
<doc xml:whitespace="preserve">Convert @src_val in @src_fmt to the equivalent value in @dest_fmt. The result
|
|
will be put in @dest_val.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the conversion succeeded.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="src_fmt" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the source format</doc>
|
|
<type name="Gst.Format" c:type="GstFormat"/>
|
|
</parameter>
|
|
<parameter name="src_val" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the source value</doc>
|
|
<type name="gint64" c:type="gint64"/>
|
|
</parameter>
|
|
<parameter name="dest_fmt" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the destination format</doc>
|
|
<type name="Gst.Format" c:type="GstFormat"/>
|
|
</parameter>
|
|
<parameter name="dest_val" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a location to store the converted value</doc>
|
|
<type name="gint64" c:type="gint64*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="delay" c:identifier="gst_ring_buffer_delay">
|
|
<doc xml:whitespace="preserve">Get the number of samples queued in the audio device. This is
|
|
usually less than the segment size but can be bigger when the
|
|
implementation uses another internal buffer between the audio
|
|
device.
|
|
For playback ringbuffers this is the amount of samples transfered from the
|
|
ringbuffer to the device but still not played.
|
|
For capture ringbuffers this is the amount of samples in the device that are
|
|
not yet transfered to the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The number of samples queued in the audio device.</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="device_is_open"
|
|
c:identifier="gst_ring_buffer_device_is_open">
|
|
<doc xml:whitespace="preserve">Checks the status of the device associated with the ring buffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device was open, FALSE if it was closed.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="is_acquired" c:identifier="gst_ring_buffer_is_acquired">
|
|
<doc xml:whitespace="preserve">Check if the ringbuffer is acquired and ready to use.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the ringbuffer is acquired, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="is_active"
|
|
c:identifier="gst_ring_buffer_is_active"
|
|
version="0.10.22.">
|
|
<doc xml:whitespace="preserve">Check if @buf is activated.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device is active.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="may_start"
|
|
c:identifier="gst_ring_buffer_may_start"
|
|
version="0.10.6">
|
|
<doc xml:whitespace="preserve">Tell the ringbuffer that it is allowed to start playback when
|
|
the ringbuffer is filled with samples.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="allowed" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the new value</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="open_device" c:identifier="gst_ring_buffer_open_device">
|
|
<doc xml:whitespace="preserve">Open the audio device associated with the ring buffer. Does not perform any
|
|
setup on the device. You must open the device before acquiring the ring
|
|
buffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be opened, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="pause" c:identifier="gst_ring_buffer_pause">
|
|
<doc xml:whitespace="preserve">Pause processing samples from the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be paused, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="prepare_read" c:identifier="gst_ring_buffer_prepare_read">
|
|
<doc xml:whitespace="preserve">Returns a pointer to memory where the data from segment @segment
|
|
can be found. This function is mostly used by subclasses.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">FALSE if the buffer is not started.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="segment" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the segment to read</doc>
|
|
<type name="gint" c:type="gint*"/>
|
|
</parameter>
|
|
<parameter name="readptr" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the pointer to the memory where samples can be read</doc>
|
|
<type name="guint8" c:type="guint8**"/>
|
|
</parameter>
|
|
<parameter name="len" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the number of bytes to read</doc>
|
|
<type name="gint" c:type="gint*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="read" c:identifier="gst_ring_buffer_read">
|
|
<doc xml:whitespace="preserve">Read @len samples from the ringbuffer into the memory pointed
|
|
to by @data.
|
|
The first sample should be read from position @sample in
|
|
the ringbuffer.
|
|
although it is recommended.
|
|
error.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The number of samples read from the ringbuffer or -1 on</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sample" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the sample position of the data</doc>
|
|
<type name="guint64" c:type="guint64"/>
|
|
</parameter>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">where the data should be read</doc>
|
|
<type name="guint8" c:type="guchar*"/>
|
|
</parameter>
|
|
<parameter name="len" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the number of samples in data to read</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="release" c:identifier="gst_ring_buffer_release">
|
|
<doc xml:whitespace="preserve">Free the resources of the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be released, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="samples_done" c:identifier="gst_ring_buffer_samples_done">
|
|
<doc xml:whitespace="preserve">Get the number of samples that were processed by the ringbuffer
|
|
since it was last started. This does not include the number of samples not
|
|
yet processed (see gst_ring_buffer_delay()).
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The number of samples processed by the ringbuffer.</doc>
|
|
<type name="guint64" c:type="guint64"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="set_callback"
|
|
c:identifier="gst_ring_buffer_set_callback"
|
|
introspectable="0">
|
|
<doc xml:whitespace="preserve">Sets the given callback function on the buffer. This function
|
|
will be called every time a segment has been written to a device.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="cb" transfer-ownership="none" closure="1">
|
|
<doc xml:whitespace="preserve">the callback to set</doc>
|
|
<type name="RingBufferCallback" c:type="GstRingBufferCallback"/>
|
|
</parameter>
|
|
<parameter name="user_data" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">user data passed to the callback</doc>
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="set_flushing" c:identifier="gst_ring_buffer_set_flushing">
|
|
<doc xml:whitespace="preserve">Set the ringbuffer to flushing mode or normal mode.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="flushing" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the new mode</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="set_sample" c:identifier="gst_ring_buffer_set_sample">
|
|
<doc xml:whitespace="preserve">Make sure that the next sample written to the device is
|
|
accounted for as being the @sample sample written to the
|
|
device. This value will be used in reporting the current
|
|
sample position of the ringbuffer.
|
|
This function will also clear the buffer with silence.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="sample" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the sample number to set</doc>
|
|
<type name="guint64" c:type="guint64"/>
|
|
</parameter>
|
|
</parameters>
|
|
</method>
|
|
<method name="start" c:identifier="gst_ring_buffer_start">
|
|
<doc xml:whitespace="preserve">Start processing samples from the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be started, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<method name="stop" c:identifier="gst_ring_buffer_stop">
|
|
<doc xml:whitespace="preserve">Stop processing samples from the ringbuffer.
|
|
MT safe.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be stopped, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
</method>
|
|
<field name="object">
|
|
<type name="Gst.Object" c:type="GstObject"/>
|
|
</field>
|
|
<field name="cond">
|
|
<type name="GLib.Cond" c:type="GCond*"/>
|
|
</field>
|
|
<field name="open">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</field>
|
|
<field name="acquired">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</field>
|
|
<field name="data">
|
|
<type name="Gst.Buffer" c:type="GstBuffer*"/>
|
|
</field>
|
|
<field name="spec">
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec"/>
|
|
</field>
|
|
<field name="segstate">
|
|
<type name="RingBufferSegState" c:type="GstRingBufferSegState*"/>
|
|
</field>
|
|
<field name="samples_per_seg">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="empty_seg">
|
|
<type name="guint8" c:type="guint8*"/>
|
|
</field>
|
|
<field name="state">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="segdone">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="segbase">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="waiting">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="callback">
|
|
<type name="RingBufferCallback" c:type="GstRingBufferCallback"/>
|
|
</field>
|
|
<field name="cb_data">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</field>
|
|
<union name="abidata" c:type="abidata">
|
|
<record name="ABI" c:type="ABI">
|
|
<field name="flushing" writable="1">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</field>
|
|
<field name="may_start" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="active" writable="1">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</field>
|
|
</record>
|
|
<field name="_gst_reserved" writable="1">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="4">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</union>
|
|
</class>
|
|
<callback name="RingBufferCallback" c:type="GstRingBufferCallback">
|
|
<doc xml:whitespace="preserve">This function is set with gst_ring_buffer_set_callback() and is
|
|
called to fill the memory at @data with @len bytes of samples.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="rbuf" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a #GstRingBuffer</doc>
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">target to fill</doc>
|
|
<type name="guint8" c:type="guint8*"/>
|
|
</parameter>
|
|
<parameter name="len" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">amount to fill</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
<parameter name="user_data" transfer-ownership="none" closure="3">
|
|
<doc xml:whitespace="preserve">user data</doc>
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
<record name="RingBufferClass"
|
|
c:type="GstRingBufferClass"
|
|
glib:is-gtype-struct-for="RingBuffer">
|
|
<doc xml:whitespace="preserve">The vmethods that subclasses can override to implement the ringbuffer.</doc>
|
|
<field name="parent_class">
|
|
<type name="Gst.ObjectClass" c:type="GstObjectClass"/>
|
|
</field>
|
|
<field name="open_device">
|
|
<callback name="open_device">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be opened, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="acquire">
|
|
<callback name="acquire">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be acquired, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
<parameter name="spec" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the specs of the buffer</doc>
|
|
<type name="RingBufferSpec" c:type="GstRingBufferSpec*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="release">
|
|
<callback name="release">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be released, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="close_device">
|
|
<callback name="close_device">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be closed, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="start">
|
|
<callback name="start">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be started, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="pause">
|
|
<callback name="pause">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be paused, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="resume">
|
|
<callback name="resume">
|
|
<return-value transfer-ownership="none">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="stop">
|
|
<callback name="stop">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be stopped, FALSE on error.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="delay">
|
|
<callback name="delay">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The number of samples queued in the audio device.</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="activate">
|
|
<callback name="activate">
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">TRUE if the device could be activated in the requested mode,</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
<parameter name="active" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the new mode</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="commit">
|
|
<callback name="commit">
|
|
<return-value transfer-ownership="none">
|
|
<type name="guint" c:type="guint"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
<parameter name="sample" transfer-ownership="none">
|
|
<type name="guint64" c:type="guint64*"/>
|
|
</parameter>
|
|
<parameter name="data" transfer-ownership="none">
|
|
<type name="guint8" c:type="guchar*"/>
|
|
</parameter>
|
|
<parameter name="in_samples" transfer-ownership="none">
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
<parameter name="out_samples" transfer-ownership="none">
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
<parameter name="accum" transfer-ownership="none">
|
|
<type name="gint" c:type="gint*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="clear_all">
|
|
<callback name="clear_all">
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<type name="RingBuffer" c:type="GstRingBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</callback>
|
|
</field>
|
|
<field name="_gst_reserved">
|
|
<array zero-terminated="0" c:type="gpointer" fixed-size="1">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</array>
|
|
</field>
|
|
</record>
|
|
<enumeration name="RingBufferSegState"
|
|
glib:type-name="GstRingBufferSegState"
|
|
glib:get-type="gst_ring_buffer_seg_state_get_type"
|
|
c:type="GstRingBufferSegState">
|
|
<doc xml:whitespace="preserve">The state of a segment in the ringbuffer.</doc>
|
|
<member name="invalid"
|
|
value="0"
|
|
c:identifier="GST_SEGSTATE_INVALID"
|
|
glib:nick="invalid"/>
|
|
<member name="empty"
|
|
value="1"
|
|
c:identifier="GST_SEGSTATE_EMPTY"
|
|
glib:nick="empty"/>
|
|
<member name="filled"
|
|
value="2"
|
|
c:identifier="GST_SEGSTATE_FILLED"
|
|
glib:nick="filled"/>
|
|
<member name="partial"
|
|
value="3"
|
|
c:identifier="GST_SEGSTATE_PARTIAL"
|
|
glib:nick="partial"/>
|
|
</enumeration>
|
|
<record name="RingBufferSpec" c:type="GstRingBufferSpec">
|
|
<doc xml:whitespace="preserve">The structure containing the format specification of the ringbuffer.</doc>
|
|
<field name="caps" writable="1">
|
|
<type name="Gst.Caps" c:type="GstCaps*"/>
|
|
</field>
|
|
<field name="type" writable="1">
|
|
<type name="BufferFormatType" c:type="GstBufferFormatType"/>
|
|
</field>
|
|
<field name="format" writable="1">
|
|
<type name="BufferFormat" c:type="GstBufferFormat"/>
|
|
</field>
|
|
<field name="sign" writable="1">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</field>
|
|
<field name="bigend" writable="1">
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</field>
|
|
<field name="width" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="depth" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="rate" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="channels" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="latency_time" writable="1">
|
|
<type name="guint64" c:type="guint64"/>
|
|
</field>
|
|
<field name="buffer_time" writable="1">
|
|
<type name="guint64" c:type="guint64"/>
|
|
</field>
|
|
<field name="segsize" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="segtotal" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="bytes_per_sample" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="silence_sample" writable="1">
|
|
<array zero-terminated="0" c:type="guint8" fixed-size="32">
|
|
<type name="guint8" c:type="guint8"/>
|
|
</array>
|
|
</field>
|
|
<field name="seglatency" writable="1">
|
|
<type name="gint" c:type="gint"/>
|
|
</field>
|
|
<field name="_gst_reserved" writable="1">
|
|
<array zero-terminated="0" c:type="guint8" fixed-size="0">
|
|
<type name="guint8" c:type="guint8"/>
|
|
</array>
|
|
</field>
|
|
</record>
|
|
<enumeration name="RingBufferState"
|
|
glib:type-name="GstRingBufferState"
|
|
glib:get-type="gst_ring_buffer_state_get_type"
|
|
c:type="GstRingBufferState">
|
|
<doc xml:whitespace="preserve">The state of the ringbuffer.</doc>
|
|
<member name="stopped"
|
|
value="0"
|
|
c:identifier="GST_RING_BUFFER_STATE_STOPPED"
|
|
glib:nick="stopped"/>
|
|
<member name="paused"
|
|
value="1"
|
|
c:identifier="GST_RING_BUFFER_STATE_PAUSED"
|
|
glib:nick="paused"/>
|
|
<member name="started"
|
|
value="2"
|
|
c:identifier="GST_RING_BUFFER_STATE_STARTED"
|
|
glib:nick="started"/>
|
|
</enumeration>
|
|
<function name="audio_buffer_clip"
|
|
c:identifier="gst_audio_buffer_clip"
|
|
version="0.10.14"
|
|
introspectable="0">
|
|
<doc xml:whitespace="preserve">Clip the the buffer to the given %GstSegment.
|
|
After calling this function the caller does not own a reference to
|
|
otherwise the clipped buffer is returned.
|
|
If the buffer has no timestamp, it is assumed to be inside the segment and
|
|
is not clipped</doc>
|
|
<return-value>
|
|
<doc xml:whitespace="preserve">%NULL if the buffer is completely outside the configured segment,</doc>
|
|
<type name="Gst.Buffer" c:type="GstBuffer*"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="buffer" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The buffer to clip.</doc>
|
|
<type name="Gst.Buffer" c:type="GstBuffer*"/>
|
|
</parameter>
|
|
<parameter name="segment" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">Segment in %GST_FORMAT_TIME or %GST_FORMAT_DEFAULT to which the buffer should be clipped.</doc>
|
|
<type name="Gst.Segment" c:type="GstSegment*"/>
|
|
</parameter>
|
|
<parameter name="rate" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">sample rate.</doc>
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
<parameter name="frame_size" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">size of one audio frame in bytes.</doc>
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_check_channel_positions"
|
|
c:identifier="gst_audio_check_channel_positions"
|
|
version="0.10.20">
|
|
<doc xml:whitespace="preserve">This functions checks if the given channel positions are valid. Channel
|
|
positions are valid if:
|
|
<itemizedlist>
|
|
<listitem><para>No channel positions appears twice or all positions are %GST_AUDIO_CHANNEL_POSITION_NONE.
|
|
</para></listitem>
|
|
<listitem><para>Either all or none of the channel positions are %GST_AUDIO_CHANNEL_POSITION_NONE.
|
|
</para></listitem>
|
|
<listitem><para>%GST_AUDIO_CHANNEL_POSITION_FRONT_MONO and %GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT or %GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT don't appear together in the given positions.
|
|
</para></listitem>
|
|
</itemizedlist>
|
|
and %FALSE otherwise.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">%TRUE if the given channel positions are valid</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="pos" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">An array of #GstAudioChannelPosition.</doc>
|
|
<type name="AudioChannelPosition" c:type="GstAudioChannelPosition*"/>
|
|
</parameter>
|
|
<parameter name="channels" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">The number of elements in @pos.</doc>
|
|
<type name="guint" c:type="guint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_default_registry_mixer_filter"
|
|
c:identifier="gst_audio_default_registry_mixer_filter"
|
|
version="0.10.2"
|
|
introspectable="0">
|
|
<doc xml:whitespace="preserve">Utility function to find audio mixer elements.
|
|
Will traverse the default plugin registry in order of plugin rank and
|
|
find usable audio mixer elements. The caller may optionally fine-tune
|
|
the selection by specifying a filter function.
|
|
element in the list by setting it to NULL state and calling
|
|
gst_object_unref(). After that the list itself should be freed
|
|
using g_list_free().</doc>
|
|
<return-value>
|
|
<doc xml:whitespace="preserve">a #GList of audio mixer #GstElement<!-- -->s. You must free each</doc>
|
|
<type name="GLib.List" c:type="GList*">
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</type>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="filter_func" transfer-ownership="none" closure="2">
|
|
<doc xml:whitespace="preserve">filter function, or #NULL</doc>
|
|
<type name="AudioMixerFilterFunc" c:type="GstAudioMixerFilterFunc"/>
|
|
</parameter>
|
|
<parameter name="first" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">set to #TRUE if you only want the first suitable mixer element</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</parameter>
|
|
<parameter name="user_data" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">user data to pass to the filter function</doc>
|
|
<type name="gpointer" c:type="gpointer"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_duration_from_pad_buffer"
|
|
c:identifier="gst_audio_duration_from_pad_buffer">
|
|
<doc xml:whitespace="preserve">Calculate length in nanoseconds of audio buffer @buf based on capabilities of</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the length.</doc>
|
|
<type name="Gst.ClockTime" c:type="GstClockTime"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="pad" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the #GstPad to get the caps from</doc>
|
|
<type name="Gst.Pad" c:type="GstPad*"/>
|
|
</parameter>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the #GstBuffer</doc>
|
|
<type name="Gst.Buffer" c:type="GstBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_fixate_channel_positions"
|
|
c:identifier="gst_audio_fixate_channel_positions">
|
|
<doc xml:whitespace="preserve">Custom fixate function. Elements that implement some sort of
|
|
channel conversion algorithm should use this function for
|
|
fixating on GstAudioChannelPosition properties. It will take
|
|
care of equal channel positioning (left/right). Caller g_free()s
|
|
the return value. The input properties may be (and are supposed
|
|
to be) unfixed.
|
|
Note that this function is mostly a hack because we currently
|
|
have no way to add default fixation functions for new GTypes.
|
|
set of #GstAudioChannelPosition values.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">fixed values that the caller could use as a fixed</doc>
|
|
<type name="AudioChannelPosition" c:type="GstAudioChannelPosition*"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="str" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a #GstStructure containing a (possibly unfixed) "channel-positions" field.</doc>
|
|
<type name="Gst.Structure" c:type="GstStructure*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_frame_byte_size"
|
|
c:identifier="gst_audio_frame_byte_size">
|
|
<doc xml:whitespace="preserve">Calculate byte size of an audio frame.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the byte size, or 0 if there was an error</doc>
|
|
<type name="gint" c:type="int"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="pad" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the #GstPad to get the caps from</doc>
|
|
<type name="Gst.Pad" c:type="GstPad*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_frame_length" c:identifier="gst_audio_frame_length">
|
|
<doc xml:whitespace="preserve">Calculate length of buffer in frames.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">0 if there's an error, or the number of frames if everything's ok</doc>
|
|
<type name="glong" c:type="long"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="pad" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the #GstPad to get the caps from</doc>
|
|
<type name="Gst.Pad" c:type="GstPad*"/>
|
|
</parameter>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the #GstBuffer</doc>
|
|
<type name="Gst.Buffer" c:type="GstBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_get_channel_positions"
|
|
c:identifier="gst_audio_get_channel_positions">
|
|
<doc xml:whitespace="preserve">Retrieves a number of (fixed!) audio channel positions from
|
|
the provided #GstStructure and returns it as a newly allocated
|
|
array. The caller should g_free () this array. The caller
|
|
should also check that the members in this #GstStructure are
|
|
indeed "fixed" before calling this function.
|
|
positions as provided in the given #GstStructure. Returns
|
|
NULL on error.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a newly allocated array containing the channel</doc>
|
|
<type name="AudioChannelPosition" c:type="GstAudioChannelPosition*"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="str" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">A #GstStructure to retrieve channel positions from.</doc>
|
|
<type name="Gst.Structure" c:type="GstStructure*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_is_buffer_framed"
|
|
c:identifier="gst_audio_is_buffer_framed">
|
|
<doc xml:whitespace="preserve">Check if the buffer size is a whole multiple of the frame size.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">%TRUE if buffer size is multiple.</doc>
|
|
<type name="gboolean" c:type="gboolean"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="pad" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the #GstPad to get the caps from</doc>
|
|
<type name="Gst.Pad" c:type="GstPad*"/>
|
|
</parameter>
|
|
<parameter name="buf" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the #GstBuffer</doc>
|
|
<type name="Gst.Buffer" c:type="GstBuffer*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_set_caps_channel_positions_list"
|
|
c:identifier="gst_audio_set_caps_channel_positions_list">
|
|
<doc xml:whitespace="preserve">Sets a (possibly non-fixed) list of possible audio channel
|
|
positions (given in pos) on the given caps. Each of the
|
|
structures of the caps, after this function has been called,
|
|
will contain a "channel-positions" field with an array.
|
|
Each value in the array will contain each of the values given
|
|
in the pos array. Note that the size of the caps might be
|
|
increased by this, since each structure with a "channel-
|
|
positions" field needs to have a fixed "channels" field.
|
|
The input caps is not required to have this.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="caps" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">#GstCaps to set the list of channel positions on.</doc>
|
|
<type name="Gst.Caps" c:type="GstCaps*"/>
|
|
</parameter>
|
|
<parameter name="pos" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the array containing one or more possible audio channel positions that we should add in each value of the array in the given structure.</doc>
|
|
<type name="AudioChannelPosition" c:type="GstAudioChannelPosition*"/>
|
|
</parameter>
|
|
<parameter name="num_positions" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the number of values in pos.</doc>
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_set_channel_positions"
|
|
c:identifier="gst_audio_set_channel_positions">
|
|
<doc xml:whitespace="preserve">Adds a "channel-positions" field to the given #GstStructure,
|
|
which will represent the channel positions as given in the
|
|
provided #GstAudioChannelPosition array.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="str" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">A #GstStructure to set channel positions on.</doc>
|
|
<type name="Gst.Structure" c:type="GstStructure*"/>
|
|
</parameter>
|
|
<parameter name="pos" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">an array of channel positions. The number of members in this array should be equal to the (fixed!) number of the "channels" field in the given #GstStructure.</doc>
|
|
<type name="AudioChannelPosition" c:type="GstAudioChannelPosition*"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_set_structure_channel_positions_list"
|
|
c:identifier="gst_audio_set_structure_channel_positions_list">
|
|
<doc xml:whitespace="preserve">Sets a (possibly non-fixed) list of possible audio channel
|
|
positions (given in pos) on the given structure. The
|
|
structure, after this function has been called, will contain
|
|
a "channel-positions" field with an array of the size of
|
|
the "channels" field value in the given structure (note
|
|
that this means that the channels field in the provided
|
|
structure should be fixed!). Each value in the array will
|
|
contain each of the values given in the pos array.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="str" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">#GstStructure to set the list of channel positions on.</doc>
|
|
<type name="Gst.Structure" c:type="GstStructure*"/>
|
|
</parameter>
|
|
<parameter name="pos" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the array containing one or more possible audio channel positions that we should add in each value of the array in the given structure.</doc>
|
|
<type name="AudioChannelPosition" c:type="GstAudioChannelPosition*"/>
|
|
</parameter>
|
|
<parameter name="num_positions" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">the number of values in pos.</doc>
|
|
<type name="gint" c:type="gint"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
<function name="audio_structure_set_int"
|
|
c:identifier="gst_audio_structure_set_int"
|
|
deprecated="use gst_structure_set()">
|
|
<doc xml:whitespace="preserve">Do not use anymore.</doc>
|
|
<return-value transfer-ownership="none">
|
|
<type name="none" c:type="void"/>
|
|
</return-value>
|
|
<parameters>
|
|
<parameter name="structure" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a #GstStructure</doc>
|
|
<type name="Gst.Structure" c:type="GstStructure*"/>
|
|
</parameter>
|
|
<parameter name="flag" transfer-ownership="none">
|
|
<doc xml:whitespace="preserve">a set of #GstAudioFieldFlag</doc>
|
|
<type name="AudioFieldFlag" c:type="GstAudioFieldFlag"/>
|
|
</parameter>
|
|
</parameters>
|
|
</function>
|
|
</namespace>
|
|
</repository>
|