libavcodec/dvbsub.c File Reference

#include "avcodec.h"
#include "bytestream.h"
#include "libavutil/colorspace.h"

Go to the source code of this file.

Data Structures
struct	DVBSubtitleContext
Defines
#define	PUTBITS2(val)
#define	PUTBITS4(val)
Typedefs
typedef struct DVBSubtitleContext	DVBSubtitleContext
Functions
static void	dvb_encode_rle2 (uint8_t **pq, const uint8_t *bitmap, int linesize, int w, int h)
static void	dvb_encode_rle4 (uint8_t **pq, const uint8_t *bitmap, int linesize, int w, int h)
static int	encode_dvb_subtitles (DVBSubtitleContext *s, uint8_t *outbuf, AVSubtitle *h)
static int	dvbsub_encode (AVCodecContext *avctx, unsigned char *buf, int buf_size, void *data)
Variables
AVCodec	ff_dvbsub_encoder

---

Define Documentation

#define PUTBITS2

(

val

)

Value:

{\
    bitbuf |= (val) << bitcnt;\
    bitcnt -= 2;\
    if (bitcnt < 0) {\
        bitcnt = 6;\
        *q++ = bitbuf;\
        bitbuf = 0;\
    }\
}

Definition at line 30 of file dvbsub.c.

Referenced by dvb_encode_rle2().

#define PUTBITS4

(

val

)

Value:

{\
    bitbuf |= (val) << bitcnt;\
    bitcnt -= 4;\
    if (bitcnt < 0) {\
        bitcnt = 4;\
        *q++ = bitbuf;\
        bitbuf = 0;\
    }\
}

Definition at line 117 of file dvbsub.c.

Referenced by dvb_encode_rle4().

---

Typedef Documentation

typedef struct DVBSubtitleContext DVBSubtitleContext

---

Function Documentation

static void dvb_encode_rle2	(	uint8_t **	pq,
		const uint8_t *	bitmap,
		int	linesize,
		int	w,
		int	h
	)		[static]

Definition at line 41 of file dvbsub.c.

Referenced by encode_dvb_subtitles().

static void dvb_encode_rle4	(	uint8_t **	pq,
		const uint8_t *	bitmap,
		int	linesize,
		int	w,
		int	h
	)		[static]

Definition at line 129 of file dvbsub.c.

Referenced by encode_dvb_subtitles().

static int dvbsub_encode	(	AVCodecContext *	avctx,
		unsigned char *	buf,
		int	buf_size,
		void *	data
	)		[static]

Definition at line 394 of file dvbsub.c.

static int encode_dvb_subtitles	(	DVBSubtitleContext *	s,
		uint8_t *	outbuf,
		AVSubtitle *	h
	)		[static]

Definition at line 197 of file dvbsub.c.

Referenced by dvbsub_encode().

---

Variable Documentation

AVCodec ff_dvbsub_encoder

Initial value:

 {
    .name           = "dvbsub",
    .type           = AVMEDIA_TYPE_SUBTITLE,
    .id             = CODEC_ID_DVB_SUBTITLE,
    .priv_data_size = sizeof(DVBSubtitleContext),
    .encode         = dvbsub_encode,
    .long_name = NULL_IF_CONFIG_SMALL("DVB subtitles"),
}

Definition at line 405 of file dvbsub.c.