libavcodec/dfa.c File Reference
#include "avcodec.h"
#include "internal.h"
#include "bytestream.h"
#include "libavutil/imgutils.h"
#include "libavutil/lzo.h"

Go to the source code of this file.

Data Structures

struct  DfaContext

Typedefs

typedef struct DfaContext DfaContext
typedef int(* chunk_decoder )(GetByteContext *gb, uint8_t *frame, int width, int height)

Functions

static av_cold int dfa_decode_init (AVCodecContext *avctx)
static int decode_copy (GetByteContext *gb, uint8_t *frame, int width, int height)
static int decode_tsw1 (GetByteContext *gb, uint8_t *frame, int width, int height)
static int decode_dsw1 (GetByteContext *gb, uint8_t *frame, int width, int height)
static int decode_dds1 (GetByteContext *gb, uint8_t *frame, int width, int height)
static int decode_bdlt (GetByteContext *gb, uint8_t *frame, int width, int height)
static int decode_wdlt (GetByteContext *gb, uint8_t *frame, int width, int height)
static int decode_unk6 (GetByteContext *gb, uint8_t *frame, int width, int height)
static int decode_blck (GetByteContext *gb, uint8_t *frame, int width, int height)
static int dfa_decode_frame (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
static av_cold int dfa_decode_end (AVCodecContext *avctx)

Variables

static const chunk_decoder decoder [8]
static const char * chunk_name [8]
AVCodec ff_dfa_decoder

Typedef Documentation

typedef int(* chunk_decoder)(GetByteContext *gb, uint8_t *frame, int width, int height)

Definition at line 303 of file dfa.c.

typedef struct DfaContext DfaContext

Function Documentation

static int decode_bdlt ( GetByteContext gb,
uint8_t *  frame,
int  width,
int  height 
) [static]

Definition at line 191 of file dfa.c.

static int decode_blck ( GetByteContext gb,
uint8_t *  frame,
int  width,
int  height 
) [static]

Definition at line 296 of file dfa.c.

static int decode_copy ( GetByteContext gb,
uint8_t *  frame,
int  width,
int  height 
) [static]

Definition at line 54 of file dfa.c.

static int decode_dds1 ( GetByteContext gb,
uint8_t *  frame,
int  width,
int  height 
) [static]

Definition at line 142 of file dfa.c.

static int decode_dsw1 ( GetByteContext gb,
uint8_t *  frame,
int  width,
int  height 
) [static]

Definition at line 103 of file dfa.c.

static int decode_tsw1 ( GetByteContext gb,
uint8_t *  frame,
int  width,
int  height 
) [static]

Definition at line 63 of file dfa.c.

static int decode_unk6 ( GetByteContext gb,
uint8_t *  frame,
int  width,
int  height 
) [static]

Definition at line 291 of file dfa.c.

static int decode_wdlt ( GetByteContext gb,
uint8_t *  frame,
int  width,
int  height 
) [static]

Definition at line 233 of file dfa.c.

static av_cold int dfa_decode_end ( AVCodecContext avctx) [static]

Definition at line 376 of file dfa.c.

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

Definition at line 314 of file dfa.c.

static av_cold int dfa_decode_init ( AVCodecContext avctx) [static]

Definition at line 37 of file dfa.c.


Variable Documentation

const char* chunk_name[8] [static]
Initial value:
 {
    "COPY", "TSW1", "BDLT", "WDLT", "????", "DSW1", "BLCK", "DDS1"
}

Definition at line 310 of file dfa.c.

Referenced by dfa_decode_frame().

Initial value:
 {
    .name           = "dfa",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = CODEC_ID_DFA,
    .priv_data_size = sizeof(DfaContext),
    .init           = dfa_decode_init,
    .close          = dfa_decode_end,
    .decode         = dfa_decode_frame,
    .capabilities   = CODEC_CAP_DR1,
    .long_name = NULL_IF_CONFIG_SMALL("Chronomaster DFA"),
}

Definition at line 388 of file dfa.c.