libavcodec/mjpegdec.h File Reference

MJPEG decoder. More...

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

Go to the source code of this file.

Data Structures
struct	MJpegDecodeContext
Defines
#define	MAX_COMPONENTS   4
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 *data_size, 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.

---

Define Documentation

#define MAX_COMPONENTS   4

Definition at line 38 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().

---

Function Documentation

int ff_mjpeg_decode_dht

(

MJpegDecodeContext *

s

)

Definition at line 164 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 131 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 1761 of file mjpegdec.c.

Referenced by mxpeg_decode_end().

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

Definition at line 1551 of file mjpegdec.c.

Referenced by sp5x_decode_frame().

int ff_mjpeg_decode_init

(

AVCodecContext *

avctx

)

Definition at line 86 of file mjpegdec.c.

Referenced by mxpeg_decode_init().

int ff_mjpeg_decode_sof

(

MJpegDecodeContext *

s

)

Definition at line 217 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 1124 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 1467 of file mjpegdec.c.

Referenced by ff_mjpeg_decode_frame(), and mxpeg_decode_frame().