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Diffstat (limited to 'ffmpeg1/libavcodec/ass_split.h')
| -rw-r--r-- | ffmpeg1/libavcodec/ass_split.h | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/ffmpeg1/libavcodec/ass_split.h b/ffmpeg1/libavcodec/ass_split.h deleted file mode 100644 index 7a6a75e..0000000 --- a/ffmpeg1/libavcodec/ass_split.h +++ /dev/null @@ -1,172 +0,0 @@ -/* - * SSA/ASS spliting functions - * Copyright (c) 2010 Aurelien Jacobs <aurel@gnuage.org> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVCODEC_ASS_SPLIT_H -#define AVCODEC_ASS_SPLIT_H - -/** - * fields extracted from the [Script Info] section - */ -typedef struct { - char *script_type; /**< SSA script format version (eg. v4.00) */ - char *collisions; /**< how subtitles are moved to prevent collisions */ - int play_res_x; /**< video width that ASS coords are referring to */ - int play_res_y; /**< video height that ASS coords are referring to */ - float timer; /**< time multiplier to apply to SSA clock (in %) */ -} ASSScriptInfo; - -/** - * fields extracted from the [V4(+) Styles] section - */ -typedef struct { - char *name; /**< name of the tyle (case sensitive) */ - char *font_name; /**< font face (case sensitive) */ - int font_size; /**< font height */ - int primary_color; /**< color that a subtitle will normally appear in */ - int back_color; /**< color of the subtitle outline or shadow */ - int bold; /**< whether text is bold (1) or not (0) */ - int italic; /**< whether text is italic (1) or not (0) */ - int underline; /**< whether text is underlined (1) or not (0) */ - int alignment; /**< position of the text (left, center, top...), - defined after the layout of the numpad - (1-3 sub, 4-6 mid, 7-9 top) */ -} ASSStyle; - -/** - * fields extracted from the [Events] section - */ -typedef struct { - int layer; /**< higher numbered layers are drawn over lower numbered */ - int start; /**< start time of the dialog in centiseconds */ - int end; /**< end time of the dialog in centiseconds */ - char *style; /**< name of the ASSStyle to use with this dialog */ - char *text; /**< actual text which will be displayed as a subtitle, - can include style override control codes (see - ff_ass_split_override_codes()) */ -} ASSDialog; - -/** - * structure containing the whole split ASS data - */ -typedef struct { - ASSScriptInfo script_info; /**< general information about the SSA script*/ - ASSStyle *styles; /**< array of split out styles */ - int styles_count; /**< number of ASSStyle in the styles array */ - ASSDialog *dialogs; /**< array of split out dialogs */ - int dialogs_count; /**< number of ASSDialog in the dialogs array*/ -} ASS; - -/** - * This struct can be casted to ASS to access to the split data. - */ -typedef struct ASSSplitContext ASSSplitContext; - -/** - * Split a full ASS file or a ASS header from a string buffer and store - * the split structure in a newly allocated context. - * - * @param buf String containing the ASS formated data. - * @return Newly allocated struct containing split data. - */ -ASSSplitContext *ff_ass_split(const char *buf); - -/** - * Split one or several ASS "Dialogue" lines from a string buffer and store - * them in a already initialized context. - * - * @param ctx Context previously initialized by ff_ass_split(). - * @param buf String containing the ASS "Dialogue" lines. - * @param cache Set to 1 to keep all the previously split ASSDialog in - * the context, or set to 0 to free all the previously split - * ASSDialog. - * @param number If not NULL, the pointed integer will be set to the number - * of split ASSDialog. - * @return Pointer to the first split ASSDialog. - */ -ASSDialog *ff_ass_split_dialog(ASSSplitContext *ctx, const char *buf, - int cache, int *number); - -/** - * Free all the memory allocated for an ASSSplitContext. - * - * @param ctx Context previously initialized by ff_ass_split(). - */ -void ff_ass_split_free(ASSSplitContext *ctx); - - -/** - * Set of callback functions corresponding to each override codes that can - * be encountered in a "Dialogue" Text field. - */ -typedef struct { - /** - * @defgroup ass_styles ASS styles - * @{ - */ - void (*text)(void *priv, const char *text, int len); - void (*new_line)(void *priv, int forced); - void (*style)(void *priv, char style, int close); - void (*color)(void *priv, unsigned int color, unsigned int color_id); - void (*alpha)(void *priv, int alpha, int alpha_id); - void (*font_name)(void *priv, const char *name); - void (*font_size)(void *priv, int size); - void (*alignment)(void *priv, int alignment); - void (*cancel_overrides)(void *priv, const char *style); - /** @} */ - - /** - * @defgroup ass_functions ASS functions - * @{ - */ - void (*move)(void *priv, int x1, int y1, int x2, int y2, int t1, int t2); - void (*origin)(void *priv, int x, int y); - /** @} */ - - /** - * @defgroup ass_end end of Dialogue Event - * @{ - */ - void (*end)(void *priv); - /** @} */ -} ASSCodesCallbacks; - -/** - * Split override codes out of a ASS "Dialogue" Text field. - * - * @param callbacks Set of callback functions called for each override code - * encountered. - * @param priv Opaque pointer passed to the callback functions. - * @param buf The ASS "Dialogue" Text field to split. - * @return >= 0 on success otherwise an error code <0 - */ -int ff_ass_split_override_codes(const ASSCodesCallbacks *callbacks, void *priv, - const char *buf); - -/** - * Find an ASSStyle structure by its name. - * - * @param ctx Context previously initialized by ff_ass_split(). - * @param style name of the style to search for. - * @return the ASSStyle corresponding to style, or NULL if style can't be found - */ -ASSStyle *ff_ass_style_get(ASSSplitContext *ctx, const char *style); - -#endif /* AVCODEC_ASS_SPLIT_H */ |