Data Structures | Typedefs | Functions | Variables

libavcodec/dfa.c File Reference

#include "avcodec.h"
#include "libavutil/intreadwrite.h"
#include "bytestream.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 )(uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)

Functions

static av_cold int dfa_decode_init (AVCodecContext *avctx)
static int decode_copy (uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)
static int decode_tsw1 (uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)
static int decode_dsw1 (uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)
static int decode_dds1 (uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)
static int decode_bdlt (uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)
static int decode_wdlt (uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)
static int decode_unk6 (uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)
static int decode_blck (uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)
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)(uint8_t *frame, int width, int height, const uint8_t *src, const uint8_t *src_end)

Definition at line 294 of file dfa.c.

typedef struct DfaContext DfaContext

Function Documentation

static int decode_bdlt ( uint8_t *  frame,
int  width,
int  height,
const uint8_t *  src,
const uint8_t *  src_end 
) [static]

Definition at line 186 of file dfa.c.

static int decode_blck ( uint8_t *  frame,
int  width,
int  height,
const uint8_t *  src,
const uint8_t *  src_end 
) [static]

Definition at line 286 of file dfa.c.

static int decode_copy ( uint8_t *  frame,
int  width,
int  height,
const uint8_t *  src,
const uint8_t *  src_end 
) [static]

Definition at line 48 of file dfa.c.

static int decode_dds1 ( uint8_t *  frame,
int  width,
int  height,
const uint8_t *  src,
const uint8_t *  src_end 
) [static]

Definition at line 140 of file dfa.c.

static int decode_dsw1 ( uint8_t *  frame,
int  width,
int  height,
const uint8_t *  src,
const uint8_t *  src_end 
) [static]

Definition at line 100 of file dfa.c.

static int decode_tsw1 ( uint8_t *  frame,
int  width,
int  height,
const uint8_t *  src,
const uint8_t *  src_end 
) [static]

Definition at line 59 of file dfa.c.

static int decode_unk6 ( uint8_t *  frame,
int  width,
int  height,
const uint8_t *  src,
const uint8_t *  src_end 
) [static]

Definition at line 280 of file dfa.c.

static int decode_wdlt ( uint8_t *  frame,
int  width,
int  height,
const uint8_t *  src,
const uint8_t *  src_end 
) [static]

Definition at line 228 of file dfa.c.

static av_cold int dfa_decode_end ( AVCodecContext avctx  )  [static]

Definition at line 374 of file dfa.c.

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

Definition at line 306 of file dfa.c.

static av_cold int dfa_decode_init ( AVCodecContext avctx  )  [static]

Definition at line 35 of file dfa.c.


Variable Documentation

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

Definition at line 302 of file dfa.c.

Referenced by dfa_decode_frame().

const chunk_decoder decoder[8] [static]
Initial value:
 {
    decode_copy, decode_tsw1, decode_bdlt, decode_wdlt,
    decode_unk6, decode_dsw1, decode_blck, decode_dds1,
}

Definition at line 297 of file dfa.c.

Referenced by dfa_decode_frame(), libschroedinger_decode_frame(), and libschroedinger_handle_first_access_unit().

Initial value:
 {
    "dfa",
    AVMEDIA_TYPE_VIDEO,
    CODEC_ID_DFA,
    sizeof(DfaContext),
    dfa_decode_init,
    NULL,
    dfa_decode_end,
    dfa_decode_frame,
    CODEC_CAP_DR1,
    .long_name = NULL_IF_CONFIG_SMALL("Chronomaster DFA"),
}

Definition at line 386 of file dfa.c.