FFmpeg
Data Structures | Functions | Variables
msrle.c File Reference
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "avcodec.h"
#include "codec_internal.h"
#include "decode.h"
#include "internal.h"
#include "msrledec.h"
#include "libavutil/imgutils.h"

Go to the source code of this file.

Data Structures

struct  MsrleContext
 

Functions

static av_cold int msrle_decode_init (AVCodecContext *avctx)
 
static int msrle_decode_frame (AVCodecContext *avctx, AVFrame *rframe, int *got_frame, AVPacket *avpkt)
 
static void msrle_decode_flush (AVCodecContext *avctx)
 
static av_cold int msrle_decode_end (AVCodecContext *avctx)
 

Variables

const FFCodec ff_msrle_decoder
 

Detailed Description

MS RLE video decoder by Mike Melanson (melan.nosp@m.son@.nosp@m.pcisy.nosp@m.s.ne.nosp@m.t) For more information about the MS RLE format, visit: http://www.pcisys.net/~melanson/codecs/

The MS RLE decoder outputs PAL8 colorspace data.

Definition in file msrle.c.

Function Documentation

◆ msrle_decode_init()

static av_cold int msrle_decode_init ( AVCodecContext avctx)
static

Definition at line 51 of file msrle.c.

◆ msrle_decode_frame()

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

Definition at line 85 of file msrle.c.

◆ msrle_decode_flush()

static void msrle_decode_flush ( AVCodecContext avctx)
static

Definition at line 145 of file msrle.c.

◆ msrle_decode_end()

static av_cold int msrle_decode_end ( AVCodecContext avctx)
static

Definition at line 152 of file msrle.c.

Variable Documentation

◆ ff_msrle_decoder

const FFCodec ff_msrle_decoder
Initial value:
= {
.p.name = "msrle",
.p.long_name = NULL_IF_CONFIG_SMALL("Microsoft RLE"),
.p.type = AVMEDIA_TYPE_VIDEO,
.priv_data_size = sizeof(MsrleContext),
.close = msrle_decode_end,
.p.capabilities = AV_CODEC_CAP_DR1,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
}

Definition at line 162 of file msrle.c.

msrle_decode_frame
static int msrle_decode_frame(AVCodecContext *avctx, AVFrame *rframe, int *got_frame, AVPacket *avpkt)
Definition: msrle.c:85
init
static int init
Definition: av_tx.c:47
msrle_decode_end
static av_cold int msrle_decode_end(AVCodecContext *avctx)
Definition: msrle.c:152
FF_CODEC_DECODE_CB
#define FF_CODEC_DECODE_CB(func)
Definition: codec_internal.h:254
AV_CODEC_CAP_DR1
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
Definition: codec.h:52
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:116
AV_CODEC_ID_MSRLE
@ AV_CODEC_ID_MSRLE
Definition: codec_id.h:95
msrle_decode_init
static av_cold int msrle_decode_init(AVCodecContext *avctx)
Definition: msrle.c:51
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: codec_internal.h:31
MsrleContext
Definition: msrle.c:42
msrle_decode_flush
static void msrle_decode_flush(AVCodecContext *avctx)
Definition: msrle.c:145
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201