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

Go to the source code of this file.

Data Structures

struct  InterBlock
 
struct  FMVCContext
 

Macros

#define BLOCK_HEIGHT   112u
 
#define BLOCK_WIDTH   84u
 

Functions

static int decode_type2 (GetByteContext *gb, PutByteContext *pb)
 
static int decode_type1 (GetByteContext *gb, PutByteContext *pb)
 
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

const AVCodec ff_fmvc_decoder
 

Macro Definition Documentation

◆ BLOCK_HEIGHT

#define BLOCK_HEIGHT   112u

Definition at line 31 of file fmvc.c.

◆ BLOCK_WIDTH

#define BLOCK_WIDTH   84u

Definition at line 32 of file fmvc.c.

Function Documentation

◆ decode_type2()

static int decode_type2 ( GetByteContext gb,
PutByteContext pb 
)
static

Definition at line 54 of file fmvc.c.

Referenced by decode_frame().

◆ decode_type1()

static int decode_type1 ( GetByteContext gb,
PutByteContext pb 
)
static

Definition at line 289 of file fmvc.c.

Referenced by decode_frame().

◆ decode_frame()

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

Definition at line 396 of file fmvc.c.

◆ decode_init()

static av_cold int decode_init ( AVCodecContext avctx)
static

Definition at line 531 of file fmvc.c.

◆ decode_close()

static av_cold int decode_close ( AVCodecContext avctx)
static

Definition at line 618 of file fmvc.c.

Variable Documentation

◆ ff_fmvc_decoder

const AVCodec ff_fmvc_decoder
Initial value:
= {
.name = "fmvc",
.long_name = NULL_IF_CONFIG_SMALL("FM Screen Capture Codec"),
.priv_data_size = sizeof(FMVCContext),
.close = decode_close,
.capabilities = AV_CODEC_CAP_DR1,
.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE |
}

Definition at line 629 of file fmvc.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:42
init
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:31
decode
static void decode(AVCodecContext *dec_ctx, AVPacket *pkt, AVFrame *frame, FILE *outfile)
Definition: decode_audio.c:71
AV_CODEC_ID_FMVC
@ AV_CODEC_ID_FMVC
Definition: codec_id.h:275
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:117
decode_init
static av_cold int decode_init(AVCodecContext *avctx)
Definition: fmvc.c:531
FMVCContext
Definition: fmvc.c:40
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:50
decode_frame
static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
Definition: fmvc.c:396
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
decode_close
static av_cold int decode_close(AVCodecContext *avctx)
Definition: fmvc.c:618