evc_parser.c File Reference

#include "avcodec.h"
#include "bytestream.h"
#include "evc.h"
#include "evc_parse.h"
#include "parser_internal.h"
#include "libavutil/attributes.h"

Go to the source code of this file.

Data Structures
struct	EVCParserContext

Macros
#define	NUM_CHROMA_FORMATS   4

Functions
static int	parse_nal_unit (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t *buf, int buf_size)
static int	parse_nal_units (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t *buf, int buf_size)
	Parse NAL units of found picture and decode some basic information. More...
static int	decode_extradata (AVCodecParserContext *s, AVCodecContext *avctx)
static int	evc_parse (AVCodecParserContext *s, AVCodecContext *avctx, const uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size)
static av_cold void	evc_parser_close (AVCodecParserContext *s)

Variables
static enum AVPixelFormat	pix_fmts_8bit [NUM_CHROMA_FORMATS]
static enum AVPixelFormat	pix_fmts_9bit [NUM_CHROMA_FORMATS]
static enum AVPixelFormat	pix_fmts_10bit [NUM_CHROMA_FORMATS]
static enum AVPixelFormat	pix_fmts_12bit [NUM_CHROMA_FORMATS]
static enum AVPixelFormat	pix_fmts_14bit [NUM_CHROMA_FORMATS]
static enum AVPixelFormat	pix_fmts_16bit [NUM_CHROMA_FORMATS]
const FFCodecParser	ff_evc_parser

Macro Definition Documentation

NUM_CHROMA_FORMATS

#define NUM_CHROMA_FORMATS   4

Definition at line 38 of file evc_parser.c.

Function Documentation

parse_nal_unit()

static int parse_nal_unit ( AVCodecParserContext *  s, AVCodecContext *  avctx, const uint8_t *  buf, int  buf_size  )

static

Definition at line 64 of file evc_parser.c.

Referenced by decode_extradata(), and parse_nal_units().

parse_nal_units()

static int parse_nal_units ( AVCodecParserContext *  s, AVCodecContext *  avctx, const uint8_t *  buf, int  buf_size  )

static

Parse NAL units of found picture and decode some basic information.

Parameters

s	codec parser context
avctx	codec context
buf	buffer with field/frame data
buf_size	size of the buffer

Definition at line 223 of file evc_parser.c.

Referenced by evc_parse().

decode_extradata()

static int decode_extradata ( AVCodecParserContext *  s, AVCodecContext *  avctx  )

static

Definition at line 259 of file evc_parser.c.

Referenced by evc_parse().

evc_parse()

static int evc_parse ( AVCodecParserContext *  s, AVCodecContext *  avctx, const uint8_t **  poutbuf, int *  poutbuf_size, const uint8_t *  buf, int  buf_size  )

static

Definition at line 336 of file evc_parser.c.

evc_parser_close()

static av_cold void evc_parser_close ( AVCodecParserContext *  s )

static

Definition at line 368 of file evc_parser.c.

Variable Documentation

pix_fmts_8bit

enum AVPixelFormat pix_fmts_8bit[NUM_CHROMA_FORMATS]

static

Initial value:

= {
    AV_PIX_FMT_GRAY8, AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P
}

Definition at line 40 of file evc_parser.c.

Referenced by parse_nal_unit().

pix_fmts_9bit

enum AVPixelFormat pix_fmts_9bit[NUM_CHROMA_FORMATS]

static

Initial value:

= {
    AV_PIX_FMT_GRAY9, AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9
}

Definition at line 44 of file evc_parser.c.

Referenced by parse_nal_unit().

pix_fmts_10bit

enum AVPixelFormat pix_fmts_10bit[NUM_CHROMA_FORMATS]

static

Initial value:

= {
    AV_PIX_FMT_GRAY10, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10
}

Definition at line 48 of file evc_parser.c.

Referenced by parse_nal_unit().

pix_fmts_12bit

enum AVPixelFormat pix_fmts_12bit[NUM_CHROMA_FORMATS]

static

Initial value:

= {
    AV_PIX_FMT_GRAY12, AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12
}

Definition at line 52 of file evc_parser.c.

Referenced by parse_nal_unit().

pix_fmts_14bit

enum AVPixelFormat pix_fmts_14bit[NUM_CHROMA_FORMATS]

static

Initial value:

= {
    AV_PIX_FMT_GRAY14, AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14
}

Definition at line 56 of file evc_parser.c.

Referenced by parse_nal_unit().

pix_fmts_16bit

enum AVPixelFormat pix_fmts_16bit[NUM_CHROMA_FORMATS]

static

Initial value:

= {
    AV_PIX_FMT_GRAY16, AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16
}

Definition at line 60 of file evc_parser.c.

Referenced by parse_nal_unit().

ff_evc_parser

const FFCodecParser ff_evc_parser

Initial value:

= {
    PARSER_CODEC_LIST(AV_CODEC_ID_EVC),
    .priv_data_size = sizeof(EVCParserContext),
    .parse          = evc_parse,
    .close          = evc_parser_close,
}

Definition at line 375 of file evc_parser.c.