libavcodec/mdec.c File Reference

Sony PlayStation MDEC (Motion DECoder) This is very similar to intra-only MPEG-1. More...

#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
#include "mpeg12.h"
#include "thread.h"

Go to the source code of this file.

Data Structures
struct	MDECContext
Functions
static int	mdec_decode_block_intra (MDECContext *a, DCTELEM *block, int n)
static int	decode_mb (MDECContext *a, DCTELEM block[6][64])
static void	idct_put (MDECContext *a, int mb_x, int mb_y)
static int	decode_frame (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
static av_cold void	mdec_common_init (AVCodecContext *avctx)
static av_cold int	decode_init (AVCodecContext *avctx)
static av_cold int	decode_init_thread_copy (AVCodecContext *avctx)
static av_cold int	decode_end (AVCodecContext *avctx)
Variables
AVCodec	ff_mdec_decoder

---

Detailed Description

Sony PlayStation MDEC (Motion DECoder) This is very similar to intra-only MPEG-1.

Definition in file mdec.c.

---

Function Documentation

static av_cold int decode_end

(

AVCodecContext *

avctx

)

[static]

Definition at line 257 of file mdec.c.

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

Definition at line 155 of file mdec.c.

static av_cold int decode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 227 of file mdec.c.

static av_cold int decode_init_thread_copy

(

AVCodecContext *

avctx

)

[static]

Definition at line 244 of file mdec.c.

static int decode_mb	(	MDECContext *	a,
		DCTELEM	block[6][64]
	)			[inline, static]

Definition at line 122 of file mdec.c.

static void idct_put	(	MDECContext *	a,
		int	mb_x,
		int	mb_y
	)			[inline, static]

Definition at line 136 of file mdec.c.

static av_cold void mdec_common_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 214 of file mdec.c.

Referenced by decode_init().

static int mdec_decode_block_intra	(	MDECContext *	a,
		DCTELEM *	block,
		int	n
	)			[inline, static]

Definition at line 55 of file mdec.c.

Referenced by decode_mb().

---

Variable Documentation

AVCodec ff_mdec_decoder

Initial value:

 {
    "mdec",
    AVMEDIA_TYPE_VIDEO,
    CODEC_ID_MDEC,
    sizeof(MDECContext),
    decode_init,
    NULL,
    decode_end,
    decode_frame,
    CODEC_CAP_DR1 | CODEC_CAP_FRAME_THREADS,
    .long_name= NULL_IF_CONFIG_SMALL("Sony PlayStation MDEC (Motion DECoder)"),
    .init_thread_copy= ONLY_IF_THREADS_ENABLED(decode_init_thread_copy)
}

Definition at line 269 of file mdec.c.