vp9_parser.c File Reference

#include "libavutil/intreadwrite.h"
#include "libavcodec/get_bits.h"
#include "parser.h"

Go to the source code of this file.

Data Structures
struct	VP9ParseContext

Macros
#define	case_n(a, rd)

Functions
static int	parse_frame (AVCodecParserContext *ctx, const uint8_t *buf, int size)
static int	parse (AVCodecParserContext *ctx, AVCodecContext *avctx, const uint8_t **out_data, int *out_size, const uint8_t *data, int size)

Variables
AVCodecParser	ff_vp9_parser

Macro Definition Documentation

#define case_n	(		a,
			rd
	)

Value:

case a: \
                while (n_frames--) { \
                    unsigned sz = rd; \
                    idx += a; \
                    if (sz == 0 || sz > size) { \
                        s->n_frames = 0; \
                        *out_size = size; \
                        *out_data = data; \
                        av_log(avctx, AV_LOG_ERROR, \
                               "Invalid superframe packet size: %u frame size: %d\n", \
                               sz, size); \
                        return full_size; \
                    } \
                    if (first) { \
                        first = 0; \
                        *out_data = data; \
                        *out_size = sz; \
                        s->n_frames = n_frames; \
                    } else { \
                        s->size[n_frames] = sz; \
                    } \
                    data += sz; \
                    size -= sz; \
                } \
                s->marker_size = size; \
                parse_frame(ctx, *out_data, *out_size); \
                return s->n_frames > 0 ? *out_size : full_size

Referenced by parse().

Function Documentation

static int parse_frame ( AVCodecParserContext *  ctx, const uint8_t *  buf, int  size  )

static

Definition at line 35 of file vp9_parser.c.

Referenced by parse().

static int parse ( AVCodecParserContext *  ctx, AVCodecContext *  avctx, const uint8_t **  out_data, int *  out_size, const uint8_t *  data, int  size  )

static

Definition at line 76 of file vp9_parser.c.

Variable Documentation

AVCodecParser ff_vp9_parser

Initial value:

= {
    .codec_ids      = { AV_CODEC_ID_VP9 },
    .priv_data_size = sizeof(VP9ParseContext),
    .parser_parse   = parse,
}

Definition at line 169 of file vp9_parser.c.