FFmpeg
Functions | Variables
avc.c File Reference
#include "libavutil/intreadwrite.h"
#include "libavcodec/h264.h"
#include "libavcodec/get_bits.h"
#include "avformat.h"
#include "avio.h"
#include "avc.h"

Go to the source code of this file.

Functions

static const uint8_tff_avc_find_startcode_internal (const uint8_t *p, const uint8_t *end)
 
const uint8_tff_avc_find_startcode (const uint8_t *p, const uint8_t *end)
 
int ff_avc_parse_nal_units (AVIOContext *pb, const uint8_t *buf_in, int size)
 
int ff_avc_parse_nal_units_buf (const uint8_t *buf_in, uint8_t **buf, int *size)
 
int ff_isom_write_avcc (AVIOContext *pb, const uint8_t *data, int len)
 
int ff_avc_write_annexb_extradata (const uint8_t *in, uint8_t **buf, int *size)
 
const uint8_tff_avc_mp4_find_startcode (const uint8_t *start, const uint8_t *end, int nal_length_size)
 
uint8_tff_nal_unit_extract_rbsp (const uint8_t *src, uint32_t src_len, uint32_t *dst_len, int header_len)
 
static int get_ue_golomb (GetBitContext *gb)
 
static int get_se_golomb (GetBitContext *gb)
 
H264SequenceParameterSetff_avc_decode_sps (const uint8_t *buf, int buf_size)
 

Variables

static const AVRational avc_sample_aspect_ratio [17]
 

Function Documentation

static const uint8_t* ff_avc_find_startcode_internal ( const uint8_t p,
const uint8_t end 
)
static

Definition at line 29 of file avc.c.

Referenced by ff_avc_find_startcode().

const uint8_t* ff_avc_find_startcode ( const uint8_t p,
const uint8_t end 
)
int ff_avc_parse_nal_units ( AVIOContext pb,
const uint8_t buf_in,
int  size 
)

Definition at line 72 of file avc.c.

Referenced by ff_avc_parse_nal_units_buf(), ff_hevc_annexb2mp4(), and ff_mov_write_packet().

int ff_avc_parse_nal_units_buf ( const uint8_t buf_in,
uint8_t **  buf,
int size 
)
int ff_isom_write_avcc ( AVIOContext pb,
const uint8_t data,
int  len 
)
int ff_avc_write_annexb_extradata ( const uint8_t in,
uint8_t **  buf,
int size 
)

Definition at line 198 of file avc.c.

Referenced by get_private_data(), and mov_write_isml_manifest().

const uint8_t* ff_avc_mp4_find_startcode ( const uint8_t start,
const uint8_t end,
int  nal_length_size 
)

Definition at line 229 of file avc.c.

Referenced by ff_rtp_send_h264_hevc().

uint8_t* ff_nal_unit_extract_rbsp ( const uint8_t src,
uint32_t  src_len,
uint32_t *  dst_len,
int  header_len 
)

Definition at line 246 of file avc.c.

Referenced by ff_avc_decode_sps(), and hvcc_add_nal_unit().

static int get_ue_golomb ( GetBitContext gb)
inlinestatic

Definition at line 298 of file avc.c.

Referenced by ff_avc_decode_sps(), and get_se_golomb().

static int get_se_golomb ( GetBitContext gb)
inlinestatic

Definition at line 305 of file avc.c.

Referenced by ff_avc_decode_sps().

H264SequenceParameterSet* ff_avc_decode_sps ( const uint8_t buf,
int  buf_size 
)

Definition at line 311 of file avc.c.

Referenced by mxf_parse_h264_frame().

Variable Documentation

const AVRational avc_sample_aspect_ratio[17]
static
Initial value:
= {
{ 0, 1 },
{ 1, 1 },
{ 12, 11 },
{ 10, 11 },
{ 16, 11 },
{ 40, 33 },
{ 24, 11 },
{ 20, 11 },
{ 32, 11 },
{ 80, 33 },
{ 18, 11 },
{ 15, 11 },
{ 64, 33 },
{ 160, 99 },
{ 4, 3 },
{ 3, 2 },
{ 2, 1 },
}

Definition at line 278 of file avc.c.