libass.c File Reference

Include dependency graph for libass.c:

Data Structures
struct	ass_handle_t
struct	decoder_sys_t
struct	subpicture_updater_sys_t
struct	rectangle_t
Defines
#define	ASS_Renderer   ass_renderer_t
#define	ASS_Library   ass_library_t
#define	ASS_Track   ass_track_t
#define	ASS_Image   ass_image_t
Functions
static int	Create (vlc_object_t *)
static void	Destroy (vlc_object_t *)
int	vlc_entry__main (module_t *p_module)
const char *	vlc_entry_license__main (void)
static subpicture_t *	DecodeBlock (decoder_t *, block_t **)
static ass_handle_t *	AssHandleHold (decoder_t *p_dec)
static void	AssHandleRelease (ass_handle_t *)
static void	DecSysRelease (decoder_sys_t *p_sys)
static void	DecSysHold (decoder_sys_t *p_sys)
static int	SubpictureValidate (subpicture_t *, bool, const video_format_t *, bool, const video_format_t *, mtime_t)
static void	SubpictureUpdate (subpicture_t *, const video_format_t *, const video_format_t *, mtime_t)
static void	SubpictureDestroy (subpicture_t *)
static int	BuildRegions (rectangle_t *p_region, int i_max_region, ass_image_t *p_img_list, int i_width, int i_height)
static void	RegionDraw (subpicture_region_t *p_region, ass_image_t *p_img)
static rectangle_t	r_create (int x0, int y0, int x1, int y1)
static rectangle_t	r_img (const ass_image_t *p_img)
static void	r_add (rectangle_t *r, const rectangle_t *n)
static int	r_surface (const rectangle_t *r)
static bool	r_overlap (const rectangle_t *a, const rectangle_t *b, int i_dx, int i_dy)
Variables
static vlc_mutex_t	libass_lock = PTHREAD_MUTEX_INITIALIZER

---

Define Documentation

#define ASS_Image   ass_image_t

Referenced by BuildRegions(), SubpictureUpdate(), and SubpictureValidate().

#define ASS_Library   ass_library_t

Referenced by AssHandleHold().

#define ASS_Renderer   ass_renderer_t

Referenced by AssHandleHold().

#define ASS_Track   ass_track_t

Referenced by Create().

---

Function Documentation

static ass_handle_t * AssHandleHold

(

decoder_t *

p_dec

)

[static]

References _, ASS_Library, ASS_Renderer, decoder_GetInputAttachments(), dialog_ProgressCreate, dialog_ProgressDestroy(), dialog_ProgressSet(), ass_handle_t::fmt, input_attachment_t::i_data, ass_handle_t::i_refcount, libass_lock, msg_Dbg, msg_Warn, vlc_value_t::p_address, input_attachment_t::p_data, ass_handle_t::p_library, ass_handle_t::p_libvlc, decoder_t::p_libvlc, ass_handle_t::p_renderer, input_attachment_t::psz_mime, input_attachment_t::psz_name, strcasecmp(), var_Create, var_Get, var_Set, vlc_input_attachment_Delete(), vlc_mutex_lock(), vlc_mutex_unlock(), VLC_OBJECT, and VLC_VAR_ADDRESS.

Referenced by Create().

static void AssHandleRelease

(

ass_handle_t *

p_ass

)

[static]

References ass_handle_t::i_refcount, libass_lock, vlc_value_t::p_address, ass_handle_t::p_library, ass_handle_t::p_libvlc, ass_handle_t::p_renderer, var_Set, vlc_mutex_lock(), and vlc_mutex_unlock().

Referenced by DecSysRelease().

static int BuildRegions	(	rectangle_t *	p_region,
		int	i_max_region,
		ass_image_t *	p_img_list,
		int	i_width,
		int	i_height
	)			[static]

References __MAX, ASS_Image, i, mdate(), msg_Err, r_add(), r_img(), r_overlap(), and r_surface().

Referenced by SubpictureUpdate().

static int Create

(

vlc_object_t *

p_this

)

[static]

References ASS_Track, AssHandleHold(), DecodeBlock(), DecSysRelease(), decoder_t::fmt_in, decoder_t::fmt_out, es_format_t::i_cat, es_format_t::i_codec, es_format_t::i_extra, decoder_sys_t::i_max_stop, decoder_sys_t::i_refcount, libass_lock, decoder_sys_t::lock, decoder_sys_t::p_ass, es_format_t::p_extra, ass_handle_t::p_library, decoder_t::p_sys, p_sys, decoder_sys_t::p_track, decoder_t::pf_decode_sub, SPU_ES, VLC_CODEC_RGBA, VLC_CODEC_SSA, VLC_EGENERIC, VLC_ENOMEM, vlc_mutex_init(), vlc_mutex_lock(), vlc_mutex_unlock(), VLC_SUCCESS, and VLC_TS_INVALID.

static subpicture_t * DecodeBlock	(	decoder_t *	p_dec,
		block_t **	pp_block
	)			[static]

References __MAX, subpicture_t::b_absolute, subpicture_t::b_ephemer, BLOCK_FLAG_CORRUPTED, BLOCK_FLAG_DISCONTINUITY, block_Release(), decoder_DeleteSubpicture(), decoder_NewSubpicture(), DecSysHold(), block_t::i_buffer, block_t::i_flags, block_t::i_length, decoder_sys_t::i_max_stop, block_t::i_pts, subpicture_updater_sys_t::i_pts, subpicture_t::i_start, subpicture_t::i_stop, subpicture_updater_sys_t::i_subs_len, libass_lock, msg_Warn, block_t::p_buffer, subpicture_updater_sys_t::p_dec_sys, subpicture_updater_sys_t::p_img, subpicture_updater_sys_t::p_subs_data, decoder_t::p_sys, p_sys, decoder_sys_t::p_track, SubpictureDestroy(), SubpictureUpdate(), SubpictureValidate(), vlc_mutex_lock(), vlc_mutex_unlock(), and VLC_TS_INVALID.

static void DecSysHold

(

decoder_sys_t *

p_sys

)

[static]

References decoder_sys_t::i_refcount, decoder_sys_t::lock, vlc_mutex_lock(), and vlc_mutex_unlock().

static void DecSysRelease

(

decoder_sys_t *

p_sys

)

[static]

References AssHandleRelease(), decoder_sys_t::i_refcount, libass_lock, decoder_sys_t::lock, decoder_sys_t::p_ass, decoder_sys_t::p_track, vlc_mutex_destroy(), vlc_mutex_lock(), and vlc_mutex_unlock().

static void Destroy

(

vlc_object_t *

p_this

)

[static]

References DecSysRelease(), and decoder_t::p_sys.

static void r_add	(	rectangle_t *	r,
		const rectangle_t *	n
	)			[static]

References __MAX, __MIN, rectangle_t::x0, rectangle_t::x1, rectangle_t::y0, and rectangle_t::y1.

Referenced by BuildRegions(), Yuv2Rgb(), and yuv_to_rgb().

static rectangle_t r_create	(	int	x0,
		int	y0,
		int	x1,
		int	y1
	)			[static]

Referenced by r_img().

static rectangle_t r_img

(

const ass_image_t *

p_img

)

[static]

References r_create().

Referenced by BuildRegions().

static bool r_overlap	(	const rectangle_t *	a,
		const rectangle_t *	b,
		int	i_dx,
		int	i_dy
	)			[static]

References __MAX, __MIN, rectangle_t::x0, rectangle_t::x1, rectangle_t::y0, and rectangle_t::y1.

Referenced by BuildRegions().

static int r_surface

(

const rectangle_t *

r

)

[static]

References rectangle_t::x0, rectangle_t::x1, rectangle_t::y0, and rectangle_t::y1.

Referenced by BuildRegions().

static void RegionDraw	(	subpicture_region_t *	p_region,
		ass_image_t *	p_img
	)			[static]

References a, b, subpicture_region_t::fmt, video_format_t::i_height, i_height, plane_t::i_lines, plane_t::i_pitch, plane_t::i_visible_lines, plane_t::i_visible_pitch, video_format_t::i_width, subpicture_region_t::i_x, subpicture_region_t::i_y, picture_t::p, subpicture_region_t::p_picture, and plane_t::p_pixels.

Referenced by SubpictureUpdate().

static void SubpictureDestroy

(

subpicture_t *

p_subpic

)

[static]

References DecSysRelease(), subpicture_updater_sys_t::p_dec_sys, subpicture_updater_sys_t::p_subs_data, subpicture_updater_t::p_sys, p_sys, and subpicture_t::updater.

Referenced by DecodeBlock().

static void SubpictureUpdate	(	subpicture_t *	p_subpic,
		const video_format_t *	p_fmt_src,
		const video_format_t *	p_fmt_dst,
		mtime_t	i_ts
	)			[static]

References ASS_Image, BuildRegions(), ass_handle_t::fmt, i, subpicture_region_t::i_align, video_format_t::i_height, subpicture_t::i_original_picture_height, subpicture_t::i_original_picture_width, video_format_t::i_visible_height, video_format_t::i_visible_width, video_format_t::i_width, subpicture_region_t::i_x, subpicture_region_t::i_y, libass_lock, decoder_sys_t::p_ass, subpicture_updater_sys_t::p_dec_sys, subpicture_updater_sys_t::p_img, subpicture_region_t::p_next, subpicture_t::p_region, subpicture_updater_t::p_sys, p_sys, RegionDraw(), SUBPICTURE_ALIGN_LEFT, SUBPICTURE_ALIGN_TOP, subpicture_region_New(), subpicture_t::updater, vlc_mutex_unlock(), rectangle_t::x0, rectangle_t::x1, rectangle_t::y0, and rectangle_t::y1.

static int SubpictureValidate	(	subpicture_t *	p_subpic,
		bool	b_fmt_src,
		const video_format_t *	p_fmt_src,
		bool	b_fmt_dst,
		const video_format_t *	p_fmt_dst,
		mtime_t	i_ts
	)			[static]

References ASS_Image, ass_handle_t::fmt, video_format_t::i_bits_per_pixel, video_format_t::i_chroma, video_format_t::i_height, subpicture_updater_sys_t::i_pts, subpicture_t::i_start, video_format_t::i_visible_height, video_format_t::i_visible_width, video_format_t::i_width, video_format_t::i_x_offset, video_format_t::i_y_offset, libass_lock, decoder_sys_t::p_ass, subpicture_updater_sys_t::p_dec_sys, subpicture_updater_sys_t::p_img, subpicture_t::p_region, ass_handle_t::p_renderer, subpicture_updater_t::p_sys, p_sys, decoder_sys_t::p_track, subpicture_t::updater, VLC_CODEC_RGBA, VLC_EGENERIC, vlc_mutex_lock(), vlc_mutex_unlock(), and VLC_SUCCESS.

Referenced by DecodeBlock().

int vlc_entry__main

(

module_t *

p_module

)

const char* vlc_entry_license__main

(

void

)

---

Variable Documentation

vlc_mutex_t libass_lock = PTHREAD_MUTEX_INITIALIZER [static]

Referenced by AssHandleHold(), AssHandleRelease(), Create(), DecodeBlock(), DecSysRelease(), SubpictureUpdate(), and SubpictureValidate().