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add flac seek

master
Steve Ayerhart 2021-08-09 11:49:36 -04:00
parent 2a0c71fd6e
commit 1829f4e732
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1 changed files with 4 additions and 0 deletions
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flac/bitstream/bitstream.factor
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@ -31,6 +31,10 @@ M: flac-stream-reader dispose stream>> dispose ;
dup bytes>> swap [ prepend ] dip swap >>bytes drop dup bytes>> swap [ prepend ] dip swap >>bytes drop
] while flac-input-stream get bitstream>> bitstreams:read ; ] while flac-input-stream get bitstream>> bitstreams:read ;
: flac-seek ( n -- )
[ 8 * flac-input-stream get bitstream>> bitstreams:seek ]
[ io:seek-relative flac-input-stream get stream>> io:stream-seek ] bi ;
: flac-read-sint ( n -- n ) : flac-read-sint ( n -- n )
! TODO: this isn't rightt ! TODO: this isn't rightt
dup flac-read-uint dup . dup 1 - neg shift swap shift ; dup flac-read-uint dup . dup 1 - neg shift swap shift ;