dvdsubdec.c File Reference

Go to the source code of this file.

Functions
static void	yuv_a_to_rgba (const uint8_t *ycbcr, const uint8_t *alpha, uint32_t *rgba, int num_values)
static int	dvdsub_init_decoder (AVCodecContext *avctx)
static int	decode_run_2bit (GetBitContext *gb, int *color)
static int	decode_run_8bit (GetBitContext *gb, int *color)
static int	decode_rle (uint8_t *bitmap, int linesize, int w, int h, const uint8_t *buf, int start, int buf_size, int is_8bit)
static void	guess_palette (uint32_t *rgba_palette, uint8_t *colormap, uint8_t *alpha, uint32_t subtitle_color)
static int	decode_dvd_subtitles (AVSubtitle *sub_header, const uint8_t *buf, int buf_size)
static int	is_transp (const uint8_t *buf, int pitch, int n, const uint8_t *transp_color)
static int	find_smallest_bounding_rectangle (AVSubtitle *s)
static int	dvdsub_close_decoder (AVCodecContext *avctx)
static void	ppm_save (const char *filename, uint8_t *bitmap, int w, int h, uint32_t *rgba_palette)
static int	dvdsub_decode (AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size)
Variables
AVCodec	dvdsub_decoder

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Function Documentation

static void yuv_a_to_rgba	(	const uint8_t *	ycbcr,
		const uint8_t *	alpha,
		uint32_t *	rgba,
		int	num_values
	)			[static]

Definition at line 28 of file dvdsubdec.c.

Referenced by decode_dvd_subtitles().

static int dvdsub_init_decoder

(

AVCodecContext *

avctx

)

[static]

Definition at line 45 of file dvdsubdec.c.

static int decode_run_2bit	(	GetBitContext *	gb,
		int *	color
	)			[static]

Definition at line 50 of file dvdsubdec.c.

Referenced by decode_rle().

static int decode_run_8bit	(	GetBitContext *	gb,
		int *	color
	)			[static]

Definition at line 64 of file dvdsubdec.c.

Referenced by decode_rle().

static int decode_rle	(	uint8_t *	bitmap,
		int	linesize,
		int	w,
		int	h,
		const uint8_t *	buf,
		int	start,
		int	buf_size,
		int	is_8bit
	)			[static]

Definition at line 86 of file dvdsubdec.c.

Referenced by decode_dvd_subtitles(), and decode_frame().

static void guess_palette	(	uint32_t *	rgba_palette,
		uint8_t *	colormap,
		uint8_t *	alpha,
		uint32_t	subtitle_color
	)			[static]

Definition at line 123 of file dvdsubdec.c.

Referenced by decode_dvd_subtitles().

static int decode_dvd_subtitles	(	AVSubtitle *	sub_header,
		const uint8_t *	buf,
		int	buf_size
	)			[static]

Definition at line 168 of file dvdsubdec.c.

Referenced by dvdsub_decode().

static int is_transp	(	const uint8_t *	buf,
		int	pitch,
		int	n,
		const uint8_t *	transp_color
	)			[static]

Definition at line 379 of file dvdsubdec.c.

Referenced by find_smallest_bounding_rectangle().

static int find_smallest_bounding_rectangle

(

AVSubtitle *

s

)

[static]

Definition at line 392 of file dvdsubdec.c.

Referenced by dvdsub_decode().

static int dvdsub_close_decoder

(

AVCodecContext *

avctx

)

[static]

Definition at line 446 of file dvdsubdec.c.

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

Definition at line 453 of file dvdsubdec.c.

Referenced by dvdsub_decode().

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

Definition at line 480 of file dvdsubdec.c.

---

Variable Documentation

AVCodec dvdsub_decoder

Initial value:

 {
    "dvdsub",
    CODEC_TYPE_SUBTITLE,
    CODEC_ID_DVD_SUBTITLE,
    0,
    dvdsub_init_decoder,
    NULL,
    dvdsub_close_decoder,
    dvdsub_decode,
}

Definition at line 510 of file dvdsubdec.c.