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/*
* Copyright (C) 2006 Evgeniy Stepanov <eugeni.stepanov@gmail.com>
*
* This file is part of libass.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef LIBASS_TYPES_H
#define LIBASS_TYPES_H
#include <stdint.h>
#define VALIGN_SUB 0
#define VALIGN_CENTER 8
#define VALIGN_TOP 4
#define HALIGN_LEFT 1
#define HALIGN_CENTER 2
#define HALIGN_RIGHT 3
/* Opaque objects internally used by libass. Contents are private. */
typedef struct ass_renderer ASS_Renderer;
typedef struct render_priv ASS_RenderPriv;
typedef struct parser_priv ASS_ParserPriv;
typedef struct ass_library ASS_Library;
/* ASS Style: line */
typedef struct ass_style {
char *Name;
char *FontName;
double FontSize;
uint32_t PrimaryColour;
uint32_t SecondaryColour;
uint32_t OutlineColour;
uint32_t BackColour;
int Bold;
int Italic;
int Underline;
int StrikeOut;
double ScaleX;
double ScaleY;
double Spacing;
double Angle;
int BorderStyle;
double Outline;
double Shadow;
int Alignment;
int MarginL;
int MarginR;
int MarginV;
int Encoding;
int treat_fontname_as_pattern;
double Blur;
} ASS_Style;
/*
* ASS_Event corresponds to a single Dialogue line;
* text is stored as-is, style overrides will be parsed later.
*/
typedef struct ass_event {
long long Start; // ms
long long Duration; // ms
int ReadOrder;
int Layer;
int Style;
char *Name;
int MarginL;
int MarginR;
int MarginV;
char *Effect;
char *Text;
ASS_RenderPriv *render_priv;
} ASS_Event;
/*
* ass track represent either an external script or a matroska subtitle stream
* (no real difference between them); it can be used in rendering after the
* headers are parsed (i.e. events format line read).
*/
typedef struct ass_track {
int n_styles; // amount used
int max_styles; // amount allocated
int n_events;
int max_events;
ASS_Style *styles; // array of styles, max_styles length, n_styles used
ASS_Event *events; // the same as styles
char *style_format; // style format line (everything after "Format: ")
char *event_format; // event format line
enum {
TRACK_TYPE_UNKNOWN = 0,
TRACK_TYPE_ASS,
TRACK_TYPE_SSA
} track_type;
// Script header fields
int PlayResX;
int PlayResY;
double Timer;
int WrapStyle;
int ScaledBorderAndShadow;
int Kerning;
char *Language;
enum {
YCBCR_DEFAULT = 0, // TV.601 on YCbCr video, None on RGB video
YCBCR_UNKNOWN,
YCBCR_NONE, // untouched RGB values
YCBCR_BT601_TV,
YCBCR_BT601_PC,
YCBCR_BT709_TV,
YCBCR_BT709_PC,
YCBCR_SMPTE240M_TV,
YCBCR_SMPTE240M_PC,
YCBCR_FCC_TV,
YCBCR_FCC_PC
} YCbCrMatrix;
int default_style; // index of default style
char *name; // file name in case of external subs, 0 for streams
ASS_Library *library;
ASS_ParserPriv *parser_priv;
} ASS_Track;
#endif /* LIBASS_TYPES_H */
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