jvdec.c File Reference

Bitmap Brothers JV video decoder. More...

#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "blockdsp.h"
#include "codec_internal.h"
#include "decode.h"
#include "get_bits.h"

Go to the source code of this file.

Data Structures
struct	JvContext

Functions
static av_cold int	decode_init (AVCodecContext *avctx)
static void	decode2x2 (GetBitContext *gb, uint8_t *dst, int linesize)
	Decode 2x2 block.
static void	decode4x4 (GetBitContext *gb, uint8_t *dst, int linesize)
	Decode 4x4 block.
static void	decode8x8 (GetBitContext *gb, uint8_t *dst, int linesize, BlockDSPContext *bdsp)
	Decode 8x8 block.
static int	decode_frame (AVCodecContext *avctx, AVFrame *rframe, int *got_frame, AVPacket *avpkt)
static av_cold int	decode_close (AVCodecContext *avctx)

Variables
const FFCodec	ff_jv_decoder

Detailed Description

Bitmap Brothers JV video decoder.

Author

Peter Ross pross.nosp@m.@xvi.nosp@m.d.org

Definition in file jvdec.c.

Function Documentation

decode_init()

static av_cold int decode_init ( AVCodecContext * avctx )

static

Definition at line 42 of file jvdec.c.

decode2x2()

static void decode2x2 ( GetBitContext * gb, uint8_t * dst, int linesize )

inlinestatic

Decode 2x2 block.

Definition at line 65 of file jvdec.c.

Referenced by decode4x4().

decode4x4()

static void decode4x4 ( GetBitContext * gb, uint8_t * dst, int linesize )

inlinestatic

Decode 4x4 block.

Definition at line 92 of file jvdec.c.

Referenced by decode8x8().

decode8x8()

static void decode8x8 ( GetBitContext * gb, uint8_t * dst, int linesize, BlockDSPContext * bdsp )

inlinestatic

Decode 8x8 block.

Definition at line 122 of file jvdec.c.

Referenced by decode_frame().

decode_frame()

static int decode_frame ( AVCodecContext * avctx, AVFrame * rframe, int * got_frame, AVPacket * avpkt )

static

Definition at line 146 of file jvdec.c.

decode_close()

static av_cold int decode_close ( AVCodecContext * avctx )

static

Definition at line 222 of file jvdec.c.

Variable Documentation

ff_jv_decoder

const FFCodec ff_jv_decoder

Initial value:

= {
    .p.name         = "jv",
    CODEC_LONG_NAME("Bitmap Brothers JV video"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_JV,
    .priv_data_size = sizeof(JvContext),
    .init           = decode_init,
    .close          = decode_close,
    FF_CODEC_DECODE_CB(decode_frame),
    .p.capabilities = AV_CODEC_CAP_DR1,
}

Definition at line 231 of file jvdec.c.