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Merge branch 'master' of git://github.com/erikcharlebois/factor

release
Slava Pestov 2010-04-12 01:16:43 -07:00
parent eaccd0b56a 0448c867e2
commit 3be3fdeb46
9 changed files with 685 additions and 221 deletions
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1
basis/images/pbm/authors.txt Normal file
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Erik Charlebois

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basis/images/pbm/pbm-tests.factor Normal file
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! Copyright (C) 2010 Erik Charlebois.
! See http://factorcode.org/license.txt for BSD license.
USING: images.testing ;
IN: images.pbm.tests
"vocab:images/testing/pbm/test.binary.pbm" decode-test
"vocab:images/testing/pbm/test.ascii.pbm" decode-test

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! Copyright (C) 2010 Erik Charlebois.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors arrays ascii bit-arrays byte-arrays combinators
continuations grouping images images.loader io io.encodings.ascii
io.encodings.string kernel locals make math math.functions math.parser
sequences ;
IN: images.pbm
SINGLETON: pbm-image
"pbm" pbm-image register-image-class
<PRIVATE
: read-token ( -- token )
[
read1 dup blank?
[ t ]
[
dup CHAR: # =
[ "\n" read-until 2drop t ]
[ f ] if
] if
] [ drop ] while
" \n\r\t" read-until drop swap
prefix ascii decode ;
: read-number ( -- number )
read-token string>number ;
: read-ascii-bits ( -- )
read1 {
{ CHAR: 1 [ 0 , read-ascii-bits ] }
{ CHAR: 0 [ 255 , read-ascii-bits ] }
{ f [ ] }
[ drop read-ascii-bits ]
} case ;
:: read-binary-bits ( width height -- )
width 8 align 8 / height * read
width 8 align 8 / <groups> [| row |
width iota [| n |
n 8 / floor row nth
n 8 mod 7 swap - bit?
[ 0 ] [ 255 ] if ,
] each
] each ;
:: write-binary-bits ( bitmap width -- )
bitmap width <groups> [
width 8 align 255 pad-tail
8 <groups> [
[ 255 = [ f ] [ t ] if ] { } map-as
>bit-array reverse bit-array>integer
1array >byte-array write
] each
] each ;
:: read-pbm ( -- image )
read-token :> type
read-number :> width
read-number :> height
width height * :> npixels
width 8 mod :> leftover
type {
{ "P1" [ [ [ read-ascii-bits ] ignore-errors ] B{ } make ] }
{ "P4" [ [ width height read-binary-bits ] B{ } make ] }
} case :> data
image new
L >>component-order
{ width height } >>dim
f >>upside-down?
data >>bitmap
ubyte-components >>component-type ;
PRIVATE>
M: pbm-image stream>image
drop [ read-pbm ] with-input-stream ;
M: pbm-image image>stream
drop {
[ drop "P4\n" ascii encode write ]
[ dim>> first number>string " " append ascii encode write ]
[ dim>> second number>string "\n" append ascii encode write ]
[ [ bitmap>> ] [ dim>> first ] bi write-binary-bits ]
} cleave ;

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basis/images/pbm/summary.txt Normal file
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Image loading for PBM image files.

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P1
# CREATOR: GIMP PNM Filter Version 1.1
160 160
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! Copyright (C) 2010 Erik Charlebois. ! Copyright (C) 2010 Erik Charlebois.
! See http:// factorcode.org/license.txt for BSD license. ! See http:// factorcode.org/license.txt for BSD license.
USING: alien.c-types alien.syntax classes.struct kernel literals math unix.types ; USING: alien.c-types alien.syntax classes.struct kernel literals math ;
IN: macho IN: macho
TYPEDEF: int integer_t TYPEDEF: int integer_t
@ -21,26 +21,26 @@ CONSTANT: VM_PROT_WANTS_COPY HEX: 10
! loader.h ! loader.h
STRUCT: mach_header STRUCT: mach_header
{ magic uint32_t } { magic uint }
{ cputype cpu_type_t } { cputype cpu_type_t }
{ cpusubtype cpu_subtype_t } { cpusubtype cpu_subtype_t }
{ filetype uint32_t } { filetype uint }
{ ncmds uint32_t } { ncmds uint }
{ sizeofcmds uint32_t } { sizeofcmds uint }
{ flags uint32_t } ; { flags uint } ;
CONSTANT: MH_MAGIC HEX: feedface CONSTANT: MH_MAGIC HEX: feedface
CONSTANT: MH_CIGAM HEX: cefaedfe CONSTANT: MH_CIGAM HEX: cefaedfe
STRUCT: mach_header_64 STRUCT: mach_header_64
{ magic uint32_t } { magic uint }
{ cputype cpu_type_t } { cputype cpu_type_t }
{ cpusubtype cpu_subtype_t } { cpusubtype cpu_subtype_t }
{ filetype uint32_t } { filetype uint }
{ ncmds uint32_t } { ncmds uint }
{ sizeofcmds uint32_t } { sizeofcmds uint }
{ flags uint32_t } { flags uint }
{ reserved uint32_t } ; { reserved uint } ;
CONSTANT: MH_MAGIC_64 HEX: feedfacf CONSTANT: MH_MAGIC_64 HEX: feedfacf
CONSTANT: MH_CIGAM_64 HEX: cffaedfe CONSTANT: MH_CIGAM_64 HEX: cffaedfe
@ -82,8 +82,8 @@ CONSTANT: MH_NO_REEXPORTED_DYLIBS HEX: 100000
CONSTANT: MH_PIE HEX: 200000 CONSTANT: MH_PIE HEX: 200000
STRUCT: load_command STRUCT: load_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } ; { cmdsize uint } ;
CONSTANT: LC_REQ_DYLD HEX: 80000000 CONSTANT: LC_REQ_DYLD HEX: 80000000
@ -124,34 +124,34 @@ CONSTANT: LC_DYLD_INFO HEX: 22
CONSTANT: LC_DYLD_INFO_ONLY HEX: 80000022 CONSTANT: LC_DYLD_INFO_ONLY HEX: 80000022
UNION-STRUCT: lc_str UNION-STRUCT: lc_str
{ offset uint32_t } { offset uint }
{ ptr char* } ; { ptr char* } ;
STRUCT: segment_command STRUCT: segment_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ segname char[16] } { segname char[16] }
{ vmaddr uint32_t } { vmaddr uint }
{ vmsize uint32_t } { vmsize uint }
{ fileoff uint32_t } { fileoff uint }
{ filesize uint32_t } { filesize uint }
{ maxprot vm_prot_t } { maxprot vm_prot_t }
{ initprot vm_prot_t } { initprot vm_prot_t }
{ nsects uint32_t } { nsects uint }
{ flags uint32_t } ; { flags uint } ;
STRUCT: segment_command_64 STRUCT: segment_command_64
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ segname char[16] } { segname char[16] }
{ vmaddr uint64_t } { vmaddr ulonglong }
{ vmsize uint64_t } { vmsize ulonglong }
{ fileoff uint64_t } { fileoff ulonglong }
{ filesize uint64_t } { filesize ulonglong }
{ maxprot vm_prot_t } { maxprot vm_prot_t }
{ initprot vm_prot_t } { initprot vm_prot_t }
{ nsects uint32_t } { nsects uint }
{ flags uint32_t } ; { flags uint } ;
CONSTANT: SG_HIGHVM HEX: 1 CONSTANT: SG_HIGHVM HEX: 1
CONSTANT: SG_FVMLIB HEX: 2 CONSTANT: SG_FVMLIB HEX: 2
@ -161,29 +161,29 @@ CONSTANT: SG_PROTECTED_VERSION_1 HEX: 8
STRUCT: section STRUCT: section
{ sectname char[16] } { sectname char[16] }
{ segname char[16] } { segname char[16] }
{ addr uint32_t } { addr uint }
{ size uint32_t } { size uint }
{ offset uint32_t } { offset uint }
{ align uint32_t } { align uint }
{ reloff uint32_t } { reloff uint }
{ nreloc uint32_t } { nreloc uint }
{ flags uint32_t } { flags uint }
{ reserved1 uint32_t } { reserved1 uint }
{ reserved2 uint32_t } ; { reserved2 uint } ;
STRUCT: section_64 STRUCT: section_64
{ sectname char[16] } { sectname char[16] }
{ segname char[16] } { segname char[16] }
{ addr uint64_t } { addr ulonglong }
{ size uint64_t } { size ulonglong }
{ offset uint32_t } { offset uint }
{ align uint32_t } { align uint }
{ reloff uint32_t } { reloff uint }
{ nreloc uint32_t } { nreloc uint }
{ flags uint32_t } { flags uint }
{ reserved1 uint32_t } { reserved1 uint }
{ reserved2 uint32_t } { reserved2 uint }
{ reserved3 uint32_t } ; { reserved3 uint } ;
CONSTANT: SECTION_TYPE HEX: 000000ff CONSTANT: SECTION_TYPE HEX: 000000ff
CONSTANT: SECTION_ATTRIBUTES HEX: ffffff00 CONSTANT: SECTION_ATTRIBUTES HEX: ffffff00
@ -242,205 +242,205 @@ CONSTANT: SEG_IMPORT "__IMPORT"
STRUCT: fvmlib STRUCT: fvmlib
{ name lc_str } { name lc_str }
{ minor_version uint32_t } { minor_version uint }
{ header_addr uint32_t } ; { header_addr uint } ;
STRUCT: fvmlib_command STRUCT: fvmlib_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ fvmlib fvmlib } ; { fvmlib fvmlib } ;
STRUCT: dylib STRUCT: dylib
{ name lc_str } { name lc_str }
{ timestamp uint32_t } { timestamp uint }
{ current_version uint32_t } { current_version uint }
{ compatibility_version uint32_t } ; { compatibility_version uint } ;
STRUCT: dylib_command STRUCT: dylib_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ dylib dylib } ; { dylib dylib } ;
STRUCT: sub_framework_command STRUCT: sub_framework_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ umbrella lc_str } ; { umbrella lc_str } ;
STRUCT: sub_client_command STRUCT: sub_client_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ client lc_str } ; { client lc_str } ;
STRUCT: sub_umbrella_command STRUCT: sub_umbrella_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ sub_umbrella lc_str } ; { sub_umbrella lc_str } ;
STRUCT: sub_library_command STRUCT: sub_library_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ sub_library lc_str } ; { sub_library lc_str } ;
STRUCT: prebound_dylib_command STRUCT: prebound_dylib_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ name lc_str } { name lc_str }
{ nmodules uint32_t } { nmodules uint }
{ linked_modules lc_str } ; { linked_modules lc_str } ;
STRUCT: dylinker_command STRUCT: dylinker_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ name lc_str } ; { name lc_str } ;
STRUCT: thread_command STRUCT: thread_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } ; { cmdsize uint } ;
STRUCT: routines_command STRUCT: routines_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ init_address uint32_t } { init_address uint }
{ init_module uint32_t } { init_module uint }
{ reserved1 uint32_t } { reserved1 uint }
{ reserved2 uint32_t } { reserved2 uint }
{ reserved3 uint32_t } { reserved3 uint }
{ reserved4 uint32_t } { reserved4 uint }
{ reserved5 uint32_t } { reserved5 uint }
{ reserved6 uint32_t } ; { reserved6 uint } ;
STRUCT: routines_command_64 STRUCT: routines_command_64
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ init_address uint64_t } { init_address ulonglong }
{ init_module uint64_t } { init_module ulonglong }
{ reserved1 uint64_t } { reserved1 ulonglong }
{ reserved2 uint64_t } { reserved2 ulonglong }
{ reserved3 uint64_t } { reserved3 ulonglong }
{ reserved4 uint64_t } { reserved4 ulonglong }
{ reserved5 uint64_t } { reserved5 ulonglong }
{ reserved6 uint64_t } ; { reserved6 ulonglong } ;
STRUCT: symtab_command STRUCT: symtab_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ symoff uint32_t } { symoff uint }
{ nsyms uint32_t } { nsyms uint }
{ stroff uint32_t } { stroff uint }
{ strsize uint32_t } ; { strsize uint } ;
STRUCT: dysymtab_command STRUCT: dysymtab_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ ilocalsym uint32_t } { ilocalsym uint }
{ nlocalsym uint32_t } { nlocalsym uint }
{ iextdefsym uint32_t } { iextdefsym uint }
{ nextdefsym uint32_t } { nextdefsym uint }
{ iundefsym uint32_t } { iundefsym uint }
{ nundefsym uint32_t } { nundefsym uint }
{ tocoff uint32_t } { tocoff uint }
{ ntoc uint32_t } { ntoc uint }
{ modtaboff uint32_t } { modtaboff uint }
{ nmodtab uint32_t } { nmodtab uint }
{ extrefsymoff uint32_t } { extrefsymoff uint }
{ nextrefsyms uint32_t } { nextrefsyms uint }
{ indirectsymoff uint32_t } { indirectsymoff uint }
{ nindirectsyms uint32_t } { nindirectsyms uint }
{ extreloff uint32_t } { extreloff uint }
{ nextrel uint32_t } { nextrel uint }
{ locreloff uint32_t } { locreloff uint }
{ nlocrel uint32_t } ; { nlocrel uint } ;
CONSTANT: INDIRECT_SYMBOL_LOCAL HEX: 80000000 CONSTANT: INDIRECT_SYMBOL_LOCAL HEX: 80000000
CONSTANT: INDIRECT_SYMBOL_ABS HEX: 40000000 CONSTANT: INDIRECT_SYMBOL_ABS HEX: 40000000
STRUCT: dylib_table_of_contents STRUCT: dylib_table_of_contents
{ symbol_index uint32_t } { symbol_index uint }
{ module_index uint32_t } ; { module_index uint } ;
STRUCT: dylib_module STRUCT: dylib_module
{ module_name uint32_t } { module_name uint }
{ iextdefsym uint32_t } { iextdefsym uint }
{ nextdefsym uint32_t } { nextdefsym uint }
{ irefsym uint32_t } { irefsym uint }
{ nrefsym uint32_t } { nrefsym uint }
{ ilocalsym uint32_t } { ilocalsym uint }
{ nlocalsym uint32_t } { nlocalsym uint }
{ iextrel uint32_t } { iextrel uint }
{ nextrel uint32_t } { nextrel uint }
{ iinit_iterm uint32_t } { iinit_iterm uint }
{ ninit_nterm uint32_t } { ninit_nterm uint }
{ objc_module_info_addr uint32_t } { objc_module_info_addr uint }
{ objc_module_info_size uint32_t } ; { objc_module_info_size uint } ;
STRUCT: dylib_module_64 STRUCT: dylib_module_64
{ module_name uint32_t } { module_name uint }
{ iextdefsym uint32_t } { iextdefsym uint }
{ nextdefsym uint32_t } { nextdefsym uint }
{ irefsym uint32_t } { irefsym uint }
{ nrefsym uint32_t } { nrefsym uint }
{ ilocalsym uint32_t } { ilocalsym uint }
{ nlocalsym uint32_t } { nlocalsym uint }
{ iextrel uint32_t } { iextrel uint }
{ nextrel uint32_t } { nextrel uint }
{ iinit_iterm uint32_t } { iinit_iterm uint }
{ ninit_nterm uint32_t } { ninit_nterm uint }
{ objc_module_info_size uint32_t } { objc_module_info_size uint }
{ objc_module_info_addr uint64_t } ; { objc_module_info_addr ulonglong } ;
STRUCT: dylib_reference STRUCT: dylib_reference
{ isym_flags uint32_t } ; { isym_flags uint } ;
STRUCT: twolevel_hints_command STRUCT: twolevel_hints_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ offset uint32_t } { offset uint }
{ nhints uint32_t } ; { nhints uint } ;
STRUCT: twolevel_hint STRUCT: twolevel_hint
{ isub_image_itoc uint32_t } ; { isub_image_itoc uint } ;
STRUCT: prebind_cksum_command STRUCT: prebind_cksum_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ cksum uint32_t } ; { cksum uint } ;
STRUCT: uuid_command STRUCT: uuid_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ uuid uint8_t[16] } ; { uuid uchar[16] } ;
STRUCT: rpath_command STRUCT: rpath_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ path lc_str } ; { path lc_str } ;
STRUCT: linkedit_data_command STRUCT: linkedit_data_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ dataoff uint32_t } { dataoff uint }
{ datasize uint32_t } ; { datasize uint } ;
STRUCT: encryption_info_command STRUCT: encryption_info_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ cryptoff uint32_t } { cryptoff uint }
{ cryptsize uint32_t } { cryptsize uint }
{ cryptid uint32_t } ; { cryptid uint } ;
STRUCT: dyld_info_command STRUCT: dyld_info_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ rebase_off uint32_t } { rebase_off uint }
{ rebase_size uint32_t } { rebase_size uint }
{ bind_off uint32_t } { bind_off uint }
{ bind_size uint32_t } { bind_size uint }
{ weak_bind_off uint32_t } { weak_bind_off uint }
{ weak_bind_size uint32_t } { weak_bind_size uint }
{ lazy_bind_off uint32_t } { lazy_bind_off uint }
{ lazy_bind_size uint32_t } { lazy_bind_size uint }
{ export_off uint32_t } { export_off uint }
{ export_size uint32_t } ; { export_size uint } ;
CONSTANT: REBASE_TYPE_POINTER 1 CONSTANT: REBASE_TYPE_POINTER 1
CONSTANT: REBASE_TYPE_TEXT_ABSOLUTE32 2 CONSTANT: REBASE_TYPE_TEXT_ABSOLUTE32 2
@ -493,20 +493,20 @@ CONSTANT: EXPORT_SYMBOL_FLAGS_INDIRECT_DEFINITION HEX: 08
CONSTANT: EXPORT_SYMBOL_FLAGS_HAS_SPECIALIZATIONS HEX: 10 CONSTANT: EXPORT_SYMBOL_FLAGS_HAS_SPECIALIZATIONS HEX: 10
STRUCT: symseg_command STRUCT: symseg_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ offset uint32_t } { offset uint }
{ size uint32_t } ; { size uint } ;
STRUCT: ident_command STRUCT: ident_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } ; { cmdsize uint } ;
STRUCT: fvmfile_command STRUCT: fvmfile_command
{ cmd uint32_t } { cmd uint }
{ cmdsize uint32_t } { cmdsize uint }
{ name lc_str } { name lc_str }
{ header_addr uint32_t } ; { header_addr uint } ;
! machine.h ! machine.h
CONSTANT: CPU_STATE_MAX 4 CONSTANT: CPU_STATE_MAX 4
@ -670,30 +670,30 @@ CONSTANT: FAT_MAGIC HEX: cafebabe
CONSTANT: FAT_CIGAM HEX: bebafeca CONSTANT: FAT_CIGAM HEX: bebafeca
STRUCT: fat_header STRUCT: fat_header
{ magic uint32_t } { magic uint }
{ nfat_arch uint32_t } ; { nfat_arch uint } ;
STRUCT: fat_arch STRUCT: fat_arch
{ cputype cpu_type_t } { cputype cpu_type_t }
{ cpusubtype cpu_subtype_t } { cpusubtype cpu_subtype_t }
{ offset uint32_t } { offset uint }
{ size uint32_t } { size uint }
{ align uint32_t } ; { align uint } ;
! nlist.h ! nlist.h
STRUCT: nlist STRUCT: nlist
{ n_strx int32_t } { n_strx int }
{ n_type uint8_t } { n_type uchar }
{ n_sect uint8_t } { n_sect uchar }
{ n_desc int16_t } { n_desc short }
{ n_value uint32_t } ; { n_value uint } ;
STRUCT: nlist_64 STRUCT: nlist_64
{ n_strx uint32_t } { n_strx uint }
{ n_type uint8_t } { n_type uchar }
{ n_sect uint8_t } { n_sect uchar }
{ n_desc uint16_t } { n_desc ushort }
{ n_value uint64_t } ; { n_value ulonglong } ;
CONSTANT: N_STAB HEX: e0 CONSTANT: N_STAB HEX: e0
CONSTANT: N_PEXT HEX: 10 CONSTANT: N_PEXT HEX: 10
@ -750,24 +750,24 @@ CONSTANT: SYMDEF "__.SYMDEF"
CONSTANT: SYMDEF_SORTED "__.SYMDEF SORTED" CONSTANT: SYMDEF_SORTED "__.SYMDEF SORTED"
STRUCT: ranlib STRUCT: ranlib
{ ran_strx uint32_t } { ran_strx uint }
{ ran_off uint32_t } ; { ran_off uint } ;
! reloc.h ! reloc.h
STRUCT: relocation_info STRUCT: relocation_info
{ r_address int32_t } { r_address int }
{ r_symbolnum_pcrel_length_extern_type uint32_t } ; { r_symbolnum_pcrel_length_extern_type uint } ;
CONSTANT: R_ABS 0 CONSTANT: R_ABS 0
CONSTANT: R_SCATTERED HEX: 80000000 CONSTANT: R_SCATTERED HEX: 80000000
STRUCT: scattered_relocation_info_big_endian STRUCT: scattered_relocation_info_big_endian
{ r_scattered_pcrel_length_type_address uint32_t } { r_scattered_pcrel_length_type_address uint }
{ r_value int32_t } ; { r_value int } ;
STRUCT: scattered_relocation_info_little_endian STRUCT: scattered_relocation_info_little_endian
{ r_address_type_length_pcrel_scattered uint32_t } { r_address_type_length_pcrel_scattered uint }
{ r_value int32_t } ; { r_value int } ;
C-ENUM: reloc_type_generic C-ENUM: reloc_type_generic
GENERIC_RELOC_VANILLA GENERIC_RELOC_VANILLA