libavcodec/dfa.c File Reference

#include "avcodec.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 300 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 190 of file dfa.c.

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

Definition at line 293 of file dfa.c.

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

Definition at line 53 of file dfa.c.

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

Definition at line 141 of file dfa.c.

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

Definition at line 102 of file dfa.c.

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

Definition at line 62 of file dfa.c.

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

Definition at line 288 of file dfa.c.

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

Definition at line 232 of file dfa.c.

static av_cold int dfa_decode_end

(

AVCodecContext *

avctx

)

[static]

Definition at line 373 of file dfa.c.

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

Definition at line 311 of file dfa.c.

static av_cold int dfa_decode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 36 of file dfa.c.

---

Variable Documentation

const char* chunk_name[8] [static]

Initial value:

 {
    "COPY", "TSW1", "BDLT", "WDLT", "????", "DSW1", "BLCK", "DDS1"
}

Definition at line 307 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 302 of file dfa.c.

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

AVCodec ff_dfa_decoder

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 385 of file dfa.c.