mjpegdec.h File Reference

MJPEG decoder. More...

#include "libavutil/log.h"
#include "avcodec.h"
#include "get_bits.h"
#include "dsputil.h"
#include "hpeldsp.h"

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Data Structures
struct	MJpegDecodeContext

Macros
#define	MAX_COMPONENTS   4

Typedefs
typedef struct MJpegDecodeContext	MJpegDecodeContext

Functions
int	ff_mjpeg_decode_init (AVCodecContext *avctx)
int	ff_mjpeg_decode_end (AVCodecContext *avctx)
int	ff_mjpeg_decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
int	ff_mjpeg_decode_dqt (MJpegDecodeContext *s)
int	ff_mjpeg_decode_dht (MJpegDecodeContext *s)
int	ff_mjpeg_decode_sof (MJpegDecodeContext *s)
int	ff_mjpeg_decode_sos (MJpegDecodeContext *s, const uint8_t *mb_bitmask, const AVFrame *reference)
int	ff_mjpeg_find_marker (MJpegDecodeContext *s, const uint8_t **buf_ptr, const uint8_t *buf_end, const uint8_t **unescaped_buf_ptr, int *unescaped_buf_size)

Detailed Description

MJPEG decoder.

Definition in file mjpegdec.h.

Macro Definition Documentation

#define MAX_COMPONENTS   4

Definition at line 39 of file mjpegdec.h.

Referenced by ff_mjpeg_decode_end(), ff_mjpeg_decode_sof(), ff_mjpeg_decode_sos(), mjpeg_decode_scan(), and mxpeg_check_dimensions().

Typedef Documentation

typedef struct MJpegDecodeContext MJpegDecodeContext

Function Documentation

int ff_mjpeg_decode_dht

(

MJpegDecodeContext *

s

)

Definition at line 159 of file mjpegdec.c.

Referenced by ff_mjpeg_decode_frame(), ff_mjpeg_decode_init(), mjpegb_decode_frame(), and mxpeg_decode_frame().

int ff_mjpeg_decode_dqt

(

MJpegDecodeContext *

s

)

Definition at line 126 of file mjpegdec.c.

Referenced by ff_mjpeg_decode_frame(), mjpegb_decode_frame(), and mxpeg_decode_frame().

int ff_mjpeg_decode_end

(

AVCodecContext *

avctx

)

Definition at line 1867 of file mjpegdec.c.

Referenced by decode_flush(), end(), mxpeg_decode_end(), and sp5x_decode_frame().

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

Definition at line 1629 of file mjpegdec.c.

Referenced by decode_flush(), decode_frame(), and sp5x_decode_frame().

int ff_mjpeg_decode_init

(

AVCodecContext *

avctx

)

Definition at line 83 of file mjpegdec.c.

Referenced by decode_flush(), init(), mxpeg_decode_init(), and sp5x_decode_frame().

int ff_mjpeg_decode_sof

(

MJpegDecodeContext *

s

)

Definition at line 213 of file mjpegdec.c.

Referenced by ff_mjpeg_decode_frame(), mjpegb_decode_frame(), and mxpeg_decode_frame().

int ff_mjpeg_decode_sos	(	MJpegDecodeContext *	s,
		const uint8_t *	mb_bitmask,
		const AVFrame *	reference
	)

Definition at line 1177 of file mjpegdec.c.

Referenced by ff_mjpeg_decode_frame(), mjpegb_decode_frame(), and mxpeg_decode_frame().

int ff_mjpeg_find_marker	(	MJpegDecodeContext *	s,
		const uint8_t **	buf_ptr,
		const uint8_t *	buf_end,
		const uint8_t **	unescaped_buf_ptr,
		int *	unescaped_buf_size
	)

Definition at line 1541 of file mjpegdec.c.

Referenced by ff_mjpeg_decode_frame(), and mxpeg_decode_frame().