libavcodec/zerocodec.c File Reference

#include <zlib.h>
#include "avcodec.h"
#include "libavutil/common.h"

Go to the source code of this file.

Data Structures
struct	ZeroCodecContext
Functions
static int	zerocodec_decode_frame (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
static av_cold int	zerocodec_decode_close (AVCodecContext *avctx)
static av_cold int	zerocodec_decode_init (AVCodecContext *avctx)
Variables
AVCodec	ff_zerocodec_decoder

---

Function Documentation

static av_cold int zerocodec_decode_close

(

AVCodecContext *

avctx

)

[static]

Definition at line 110 of file zerocodec.c.

Referenced by zerocodec_decode_init().

static int zerocodec_decode_frame	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size,
		AVPacket *	avpkt
	)			[static]

ZeroCodec has very simple interframe compression. If a value is the same as the previous frame, set it to 0.

Definition at line 30 of file zerocodec.c.

static av_cold int zerocodec_decode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 126 of file zerocodec.c.

---

Variable Documentation

AVCodec ff_zerocodec_decoder

Initial value:

 {
    .type           = AVMEDIA_TYPE_VIDEO,
    .name           = "zerocodec",
    .id             = AV_CODEC_ID_ZEROCODEC,
    .priv_data_size = sizeof(ZeroCodecContext),
    .init           = zerocodec_decode_init,
    .decode         = zerocodec_decode_frame,
    .close          = zerocodec_decode_close,
    .capabilities   = CODEC_CAP_DR1,
    .long_name      = NULL_IF_CONFIG_SMALL("ZeroCodec Lossless Video"),
}

Definition at line 158 of file zerocodec.c.