dvbsubdec.c File Reference

Go to the source code of this file.

Classes
struct	DVBSubCLUT
struct	DVBSubObjectDisplay
struct	DVBSubObject
struct	DVBSubRegionDisplay
struct	DVBSubRegion
struct	DVBSubContext
Functions
static void	png_save (const char *filename, uint8_t *bitmap, int w, int h, uint32_t *rgba_palette)
static void	png_save2 (const char *filename, uint32_t *bitmap, int w, int h)
static DVBSubObject *	get_object (DVBSubContext *ctx, int object_id)
static DVBSubCLUT *	get_clut (DVBSubContext *ctx, int clut_id)
static DVBSubRegion *	get_region (DVBSubContext *ctx, int region_id)
static void	delete_region_display_list (DVBSubContext *ctx, DVBSubRegion *region)
static void	delete_state (DVBSubContext *ctx)
static int	dvbsub_init_decoder (AVCodecContext *avctx)
static int	dvbsub_close_decoder (AVCodecContext *avctx)
static int	dvbsub_read_2bit_string (uint8_t *destbuf, int dbuf_len, uint8_t **srcbuf, int buf_size, int non_mod, uint8_t *map_table)
static int	dvbsub_read_4bit_string (uint8_t *destbuf, int dbuf_len, uint8_t **srcbuf, int buf_size, int non_mod, uint8_t *map_table)
static int	dvbsub_read_8bit_string (uint8_t *destbuf, int dbuf_len, uint8_t **srcbuf, int buf_size, int non_mod, uint8_t *map_table)
static void	dvbsub_parse_pixel_data_block (AVCodecContext *avctx, DVBSubObjectDisplay *display, uint8_t *buf, int buf_size, int top_bottom, int non_mod)
static void	dvbsub_parse_object_segment (AVCodecContext *avctx, uint8_t *buf, int buf_size)
static void	dvbsub_parse_clut_segment (AVCodecContext *avctx, uint8_t *buf, int buf_size)
static void	dvbsub_parse_region_segment (AVCodecContext *avctx, uint8_t *buf, int buf_size)
static void	dvbsub_parse_page_segment (AVCodecContext *avctx, uint8_t *buf, int buf_size)
static void	save_display_set (DVBSubContext *ctx)
static int	dvbsub_display_end_segment (AVCodecContext *avctx, uint8_t *buf, int buf_size, AVSubtitle *sub)
static int	dvbsub_decode (AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size)
Variables
static DVBSubCLUT	default_clut
AVCodec	dvbsub_decoder

---

Function Documentation

static void png_save	(	const char *	filename,
		uint8_t *	bitmap,
		int	w,
		int	h,
		uint32_t *	rgba_palette
	)			[static]

Definition at line 41 of file dvbsubdec.c.

static void png_save2	(	const char *	filename,
		uint32_t *	bitmap,
		int	w,
		int	h
	)			[static]

Definition at line 98 of file dvbsubdec.c.

Referenced by save_display_set().

static DVBSubObject* get_object	(	DVBSubContext *	ctx,
		int	object_id
	)			[static]

Definition at line 233 of file dvbsubdec.c.

Referenced by delete_region_display_list(), dvbsub_parse_object_segment(), and dvbsub_parse_region_segment().

static DVBSubCLUT* get_clut	(	DVBSubContext *	ctx,
		int	clut_id
	)			[static]

Definition at line 244 of file dvbsubdec.c.

Referenced by dvbsub_display_end_segment(), dvbsub_parse_clut_segment(), and save_display_set().

static DVBSubRegion* get_region	(	DVBSubContext *	ctx,
		int	region_id
	)			[static]

Definition at line 255 of file dvbsubdec.c.

Referenced by dvbsub_display_end_segment(), dvbsub_parse_pixel_data_block(), dvbsub_parse_region_segment(), and save_display_set().

static void delete_region_display_list	(	DVBSubContext *	ctx,
		DVBSubRegion *	region
	)			[static]

Definition at line 266 of file dvbsubdec.c.

Referenced by delete_state(), and dvbsub_parse_region_segment().

static void delete_state

(

DVBSubContext *

ctx

)

[static]

Definition at line 311 of file dvbsubdec.c.

Referenced by dvbsub_close_decoder(), and dvbsub_parse_page_segment().

static int dvbsub_init_decoder

(

AVCodecContext *

avctx

)

[static]

Definition at line 343 of file dvbsubdec.c.

static int dvbsub_close_decoder

(

AVCodecContext *

avctx

)

[static]

Definition at line 416 of file dvbsubdec.c.

static int dvbsub_read_2bit_string	(	uint8_t *	destbuf,
		int	dbuf_len,
		uint8_t **	srcbuf,
		int	buf_size,
		int	non_mod,
		uint8_t *	map_table
	)			[static]

Definition at line 434 of file dvbsubdec.c.

Referenced by dvbsub_parse_pixel_data_block().

static int dvbsub_read_4bit_string	(	uint8_t *	destbuf,
		int	dbuf_len,
		uint8_t **	srcbuf,
		int	buf_size,
		int	non_mod,
		uint8_t *	map_table
	)			[static]

Definition at line 539 of file dvbsubdec.c.

Referenced by dvbsub_parse_pixel_data_block().

static int dvbsub_read_8bit_string	(	uint8_t *	destbuf,
		int	dbuf_len,
		uint8_t **	srcbuf,
		int	buf_size,
		int	non_mod,
		uint8_t *	map_table
	)			[static]

Definition at line 660 of file dvbsubdec.c.

Referenced by dvbsub_parse_pixel_data_block().

static void dvbsub_parse_pixel_data_block	(	AVCodecContext *	avctx,
		DVBSubObjectDisplay *	display,
		uint8_t *	buf,
		int	buf_size,
		int	top_bottom,
		int	non_mod
	)			[static]

Definition at line 719 of file dvbsubdec.c.

Referenced by dvbsub_parse_object_segment().

static void dvbsub_parse_object_segment	(	AVCodecContext *	avctx,
		uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 854 of file dvbsubdec.c.

Referenced by dvbsub_decode().

static void dvbsub_parse_clut_segment	(	AVCodecContext *	avctx,
		uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 913 of file dvbsubdec.c.

Referenced by dvbsub_decode().

static void dvbsub_parse_region_segment	(	AVCodecContext *	avctx,
		uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 1010 of file dvbsubdec.c.

Referenced by dvbsub_decode().

static void dvbsub_parse_page_segment	(	AVCodecContext *	avctx,
		uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 1123 of file dvbsubdec.c.

Referenced by dvbsub_decode().

static void save_display_set

(

DVBSubContext *

ctx

)

[static]

Definition at line 1198 of file dvbsubdec.c.

Referenced by dvbsub_display_end_segment().

static int dvbsub_display_end_segment	(	AVCodecContext *	avctx,
		uint8_t *	buf,
		int	buf_size,
		AVSubtitle *	sub
	)			[static]

Definition at line 1292 of file dvbsubdec.c.

Referenced by dvbsub_decode().

static int dvbsub_decode	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size,
		uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 1366 of file dvbsubdec.c.

---

Variable Documentation

DVBSubCLUT default_clut [static]

Definition at line 166 of file dvbsubdec.c.

AVCodec dvbsub_decoder

Initial value:

 {
    "dvbsub",
    CODEC_TYPE_SUBTITLE,
    CODEC_ID_DVB_SUBTITLE,
    sizeof(DVBSubContext),
    dvbsub_init_decoder,
    NULL,
    dvbsub_close_decoder,
    dvbsub_decode,
}

Definition at line 1450 of file dvbsubdec.c.