rawvideodec.c File Reference

#include "config_components.h"
#include <stdbool.h>
#include "libavutil/imgutils.h"
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "libavutil/opt.h"
#include "demux.h"
#include "internal.h"
#include "avformat.h"

Go to the source code of this file.

Data Structures
struct	RawVideoDemuxerContext

Macros
#define	GET_PACKET_SIZE(w, h)
#define	OFFSET(x)
#define	DEC   AV_OPT_FLAG_DECODING_PARAM
#define	BITPACKED_OPTION_OFFSET   1
#define	V210_OPTION_OFFSET   2

Functions
static int	rawvideo_read_header (AVFormatContext *ctx)
static int	rawvideo_read_packet (AVFormatContext *ctx, AVPacket *pkt)

Variables
static const AVOption	rawvideo_options []
static const AVClass	rawvideo_demuxer_class
const FFInputFormat	ff_rawvideo_demuxer
static const AVClass	bitpacked_demuxer_class
static const AVClass	v210_demuxer_class

Macro Definition Documentation

GET_PACKET_SIZE

#define GET_PACKET_SIZE	(		w,
			h )

Value:

(((w + 47) / 48) * 48 * h * 8 / 3)

Definition at line 54 of file rawvideodec.c.

Referenced by rawvideo_read_header().

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(RawVideoDemuxerContext, x)

Definition at line 209 of file rawvideodec.c.

DEC

#define DEC   AV_OPT_FLAG_DECODING_PARAM

Definition at line 210 of file rawvideodec.c.

BITPACKED_OPTION_OFFSET

#define BITPACKED_OPTION_OFFSET   1

V210_OPTION_OFFSET

#define V210_OPTION_OFFSET   2

Function Documentation

rawvideo_read_header()

static int rawvideo_read_header ( AVFormatContext * ctx )

static

Definition at line 56 of file rawvideodec.c.

rawvideo_read_packet()

static int rawvideo_read_packet ( AVFormatContext * ctx, AVPacket * pkt )

static

Definition at line 158 of file rawvideodec.c.

Variable Documentation

rawvideo_options

const AVOption rawvideo_options[]

static

Initial value:

= {
    
    {"stride", "frame line size in bytes", OFFSET(linesize), AV_OPT_TYPE_INT | AV_OPT_TYPE_FLAG_ARRAY, {.arr = NULL}, 0, INT_MAX, DEC },
#define BITPACKED_OPTION_OFFSET     
    
    { "pixel_format", "set pixel format", OFFSET(pix_fmt), AV_OPT_TYPE_PIXEL_FMT, {.i64 = AV_PIX_FMT_YUV420P}, AV_PIX_FMT_YUV420P, INT_MAX, DEC },
#define V210_OPTION_OFFSET         
    { "video_size", "set frame size", OFFSET(width), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, DEC },
    { "framerate", "set frame rate", OFFSET(framerate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, DEC },
    { NULL },
}

Definition at line 211 of file rawvideodec.c.

rawvideo_demuxer_class

const AVClass rawvideo_demuxer_class

static

Initial value:

= {
    .class_name = "rawvideo demuxer",
    .item_name  = av_default_item_name,
    .option     = rawvideo_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 223 of file rawvideodec.c.

ff_rawvideo_demuxer

const FFInputFormat ff_rawvideo_demuxer

Initial value:

= {
    .p.name         = "rawvideo",
    .p.long_name    = NULL_IF_CONFIG_SMALL("raw video"),
    .p.flags        = AVFMT_GENERIC_INDEX,
    .p.extensions   = "yuv,cif,qcif,rgb",
    .p.priv_class   = &rawvideo_demuxer_class,
    .priv_data_size = sizeof(RawVideoDemuxerContext),
    .read_header    = rawvideo_read_header,
    .read_packet    = rawvideo_read_packet,
    .raw_codec_id   = AV_CODEC_ID_RAWVIDEO,
}

Definition at line 230 of file rawvideodec.c.

bitpacked_demuxer_class

const AVClass bitpacked_demuxer_class

static

Initial value:

= {
    .class_name = "bitpacked demuxer",
    .item_name  = av_default_item_name,
    .option     = &rawvideo_options[BITPACKED_OPTION_OFFSET],
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 242 of file rawvideodec.c.

v210_demuxer_class

const AVClass v210_demuxer_class

static

Initial value:

= {
    .class_name = "v210(x) demuxer",
    .item_name  = av_default_item_name,
    .option     = &rawvideo_options[V210_OPTION_OFFSET],
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 263 of file rawvideodec.c.