gpac_ogg.c File Reference

#include <gpac/internal/ogg.h>

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Macros
#define	BUFFER_INCREMENT   256

Functions
void	oggpack_readinit (oggpack_buffer *b, unsigned char *buf, s32 bytes)
void	oggpackB_readinit (oggpack_buffer *b, unsigned char *buf, s32 bytes)
void	oggpack_adv (oggpack_buffer *b, s32 bits)
s32	oggpack_read (oggpack_buffer *b, s32 bits)
s32	oggpackB_read (oggpack_buffer *b, s32 bits)
s32	ogg_page_version (ogg_page *og)
s32	ogg_page_continued (ogg_page *og)
s32	ogg_page_bos (ogg_page *og)
s32	ogg_page_eos (ogg_page *og)
s64	ogg_page_granulepos (ogg_page *og)
s32	ogg_page_serialno (ogg_page *og)
s32	ogg_page_pageno (ogg_page *og)
s32	ogg_stream_init (ogg_stream_state *os, s32 serialno)
s32	ogg_stream_clear (ogg_stream_state *os)
static void	_os_body_expand (ogg_stream_state *os, s32 needed)
static void	_os_lacing_expand (ogg_stream_state *os, s32 needed)
void	ogg_page_checksum_set (ogg_page *og)
s32	ogg_stream_packetin (ogg_stream_state *os, ogg_packet *op)
s32	ogg_stream_flush (ogg_stream_state *os, ogg_page *og)
s32	ogg_stream_pageout (ogg_stream_state *os, ogg_page *og)
s32	ogg_sync_init (ogg_sync_state *oy)
s32	ogg_sync_clear (ogg_sync_state *oy)
u8 *	ogg_sync_buffer (ogg_sync_state *oy, s32 size)
s32	ogg_sync_wrote (ogg_sync_state *oy, s32 bytes)
s32	ogg_sync_pageseek (ogg_sync_state *oy, ogg_page *og)
s32	ogg_sync_pageout (ogg_sync_state *oy, ogg_page *og)
s32	ogg_stream_pagein (ogg_stream_state *os, ogg_page *og)
static s32	_packetout (ogg_stream_state *os, ogg_packet *op, s32 adv)
s32	ogg_stream_packetout (ogg_stream_state *os, ogg_packet *op)
s32	ogg_stream_packetpeek (ogg_stream_state *os, ogg_packet *op)

Variables
static u32	mask []
static u32	crc_lookup [256]

Macro Definition Documentation

BUFFER_INCREMENT

#define BUFFER_INCREMENT   256

Function Documentation

oggpack_readinit()

void oggpack_readinit	(	oggpack_buffer *	b,
		unsigned char *	buf,
		s32	bytes
	)

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oggpackB_readinit()

void oggpackB_readinit	(	oggpack_buffer *	b,
		unsigned char *	buf,
		s32	bytes
	)

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oggpack_adv()

void oggpack_adv	(	oggpack_buffer *	b,
		s32	bits
	)

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oggpack_read()

s32 oggpack_read	(	oggpack_buffer *	b,
		s32	bits
	)

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oggpackB_read()

s32 oggpackB_read	(	oggpack_buffer *	b,
		s32	bits
	)

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ogg_page_version()

s32 ogg_page_version

(

ogg_page *

og

)

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ogg_page_continued()

s32 ogg_page_continued

(

ogg_page *

og

)

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ogg_page_bos()

s32 ogg_page_bos

(

ogg_page *

og

)

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ogg_page_eos()

s32 ogg_page_eos

(

ogg_page *

og

)

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ogg_page_granulepos()

s64 ogg_page_granulepos

(

ogg_page *

og

)

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ogg_page_serialno()

s32 ogg_page_serialno

(

ogg_page *

og

)

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ogg_page_pageno()

s32 ogg_page_pageno

(

ogg_page *

og

)

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ogg_stream_init()

s32 ogg_stream_init	(	ogg_stream_state *	os,
		s32	serialno
	)

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ogg_stream_clear()

s32 ogg_stream_clear

(

ogg_stream_state *

os

)

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_os_body_expand()

static void _os_body_expand ( ogg_stream_state *  os, s32  needed  )

static

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_os_lacing_expand()

static void _os_lacing_expand ( ogg_stream_state *  os, s32  needed  )

static

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ogg_page_checksum_set()

void ogg_page_checksum_set

(

ogg_page *

og

)

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ogg_stream_packetin()

s32 ogg_stream_packetin	(	ogg_stream_state *	os,
		ogg_packet *	op
	)

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ogg_stream_flush()

s32 ogg_stream_flush	(	ogg_stream_state *	os,
		ogg_page *	og
	)

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ogg_stream_pageout()

s32 ogg_stream_pageout	(	ogg_stream_state *	os,
		ogg_page *	og
	)

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ogg_sync_init()

s32 ogg_sync_init

(

ogg_sync_state *

oy

)

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ogg_sync_clear()

s32 ogg_sync_clear

(

ogg_sync_state *

oy

)

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ogg_sync_buffer()

u8 * ogg_sync_buffer	(	ogg_sync_state *	oy,
		s32	size
	)

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ogg_sync_wrote()

s32 ogg_sync_wrote	(	ogg_sync_state *	oy,
		s32	bytes
	)

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ogg_sync_pageseek()

s32 ogg_sync_pageseek	(	ogg_sync_state *	oy,
		ogg_page *	og
	)

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ogg_sync_pageout()

s32 ogg_sync_pageout	(	ogg_sync_state *	oy,
		ogg_page *	og
	)

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ogg_stream_pagein()

s32 ogg_stream_pagein	(	ogg_stream_state *	os,
		ogg_page *	og
	)

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_packetout()

static s32 _packetout ( ogg_stream_state *  os, ogg_packet *  op, s32  adv  )

static

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ogg_stream_packetout()

s32 ogg_stream_packetout	(	ogg_stream_state *	os,
		ogg_packet *	op
	)

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ogg_stream_packetpeek()

s32 ogg_stream_packetpeek	(	ogg_stream_state *	os,
		ogg_packet *	op
	)

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Variable Documentation

mask

u32 mask[]

static

Initial value:

=
{       0x00000000,0x00000001,0x00000003,0x00000007,0x0000000f,
        0x0000001f,0x0000003f,0x0000007f,0x000000ff,0x000001ff,
        0x000003ff,0x000007ff,0x00000fff,0x00001fff,0x00003fff,
        0x00007fff,0x0000ffff,0x0001ffff,0x0003ffff,0x0007ffff,
        0x000fffff,0x001fffff,0x003fffff,0x007fffff,0x00ffffff,
        0x01ffffff,0x03ffffff,0x07ffffff,0x0fffffff,0x1fffffff,
        0x3fffffff,0x7fffffff,0xffffffff
}

crc_lookup

u32 crc_lookup[256]

static