FFmpeg
Data Structures | Functions | Variables
mwsc.c File Reference
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "avcodec.h"
#include "bytestream.h"
#include "internal.h"
#include <zlib.h>

Go to the source code of this file.

Data Structures

struct  MWSCContext
 

Functions

static int rle_uncompress (GetByteContext *gb, PutByteContext *pb, GetByteContext *gbp, int width, int height, int stride, int pb_linesize, int gbp_linesize)
 
static int decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
 
static av_cold int decode_init (AVCodecContext *avctx)
 
static av_cold int decode_close (AVCodecContext *avctx)
 

Variables

AVCodec ff_mwsc_decoder
 

Function Documentation

◆ rle_uncompress()

static int rle_uncompress ( GetByteContext gb,
PutByteContext pb,
GetByteContext gbp,
int  width,
int  height,
int  stride,
int  pb_linesize,
int  gbp_linesize 
)
static

Definition at line 40 of file mwsc.c.

Referenced by decode_frame().

◆ decode_frame()

static int decode_frame ( AVCodecContext avctx,
void *  data,
int got_frame,
AVPacket avpkt 
)
static

Definition at line 88 of file mwsc.c.

◆ decode_init()

static av_cold int decode_init ( AVCodecContext avctx)
static

Definition at line 137 of file mwsc.c.

◆ decode_close()

static av_cold int decode_close ( AVCodecContext avctx)
static

Definition at line 168 of file mwsc.c.

Variable Documentation

◆ ff_mwsc_decoder

AVCodec ff_mwsc_decoder
Initial value:
= {
.name = "mwsc",
.long_name = NULL_IF_CONFIG_SMALL("MatchWare Screen Capture Codec"),
.priv_data_size = sizeof(MWSCContext),
.close = decode_close,
.capabilities = AV_CODEC_CAP_DR1,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE |
}

Definition at line 180 of file mwsc.c.

FF_CODEC_CAP_INIT_THREADSAFE
#define FF_CODEC_CAP_INIT_THREADSAFE
The codec does not modify any global variables in the init function, allowing to call the init functi...
Definition: internal.h:40
init
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
AV_CODEC_ID_MWSC
@ AV_CODEC_ID_MWSC
Definition: avcodec.h:452
MWSCContext
Definition: mwsc.c:33
decode_frame
static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
Definition: mwsc.c:88
decode
static void decode(AVCodecContext *dec_ctx, AVPacket *pkt, AVFrame *frame, FILE *outfile)
Definition: decode_audio.c:42
AV_CODEC_CAP_DR1
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.
Definition: avcodec.h:981
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:188
decode_init
static av_cold int decode_init(AVCodecContext *avctx)
Definition: mwsc.c:137
FF_CODEC_CAP_INIT_CLEANUP
#define FF_CODEC_CAP_INIT_CLEANUP
The codec allows calling the close function for deallocation even if the init function returned a fai...
Definition: internal.h:48
decode_close
static av_cold int decode_close(AVCodecContext *avctx)
Definition: mwsc.c:168
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201