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

Macros
#define	PUTBITS2(val)
#define	PUTBITS4(val)

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 void	dvb_encode_rle8 (uint8_t **pq, const uint8_t *bitmap, int linesize, int w, int h)
static int	encode_dvb_subtitles (DVBSubtitleContext *s, uint8_t *outbuf, const AVSubtitle *h)
static int	dvbsub_encode (AVCodecContext *avctx, unsigned char *buf, int buf_size, const AVSubtitle *sub)

Variables
AVCodec	ff_dvbsub_encoder

Macro Definition Documentation

#define PUTBITS2

(

val

)

Value:

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

Definition at line 29 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 116 of file dvbsub.c.

Referenced by dvb_encode_rle4().

Function Documentation

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

static

Definition at line 40 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 128 of file dvbsub.c.

Referenced by encode_dvb_subtitles().

static void dvb_encode_rle8 ( uint8_t **  pq, const uint8_t *  bitmap, int  linesize, int  w, int  h  )

static

Definition at line 196 of file dvbsub.c.

Referenced by encode_dvb_subtitles().

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

static

Definition at line 250 of file dvbsub.c.

Referenced by dvbsub_encode().

static int dvbsub_encode ( AVCodecContext *  avctx, unsigned char *  buf, int  buf_size, const AVSubtitle *  sub  )

static

Definition at line 446 of file dvbsub.c.

Variable Documentation

AVCodec ff_dvbsub_encoder

Initial value:

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

Definition at line 457 of file dvbsub.c.