/***************************************************************************** * subtitle.c: Demux for subtitle text files. ***************************************************************************** * Copyright (C) 1999-2007 the VideoLAN team * $Id$ * * Authors: Laurent Aimar * Derk-Jan Hartman * Jean-Baptiste Kempf * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /***************************************************************************** * Preamble *****************************************************************************/ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #include #include #include #include #include #include /***************************************************************************** * Module descriptor *****************************************************************************/ static int Open ( vlc_object_t *p_this ); static void Close( vlc_object_t *p_this ); #define SUB_DELAY_LONGTEXT \ N_("Apply a delay to all subtitles (in 1/10s, eg 100 means 10s).") #define SUB_FPS_LONGTEXT \ N_("Override the normal frames per second settings. " \ "This will only work with MicroDVD and SubRIP (SRT) subtitles.") #define SUB_TYPE_LONGTEXT \ N_("Force the subtiles format. Selecting \"auto\" means autodetection and should always work.") #define SUB_DESCRIPTION_LONGTEXT \ N_("Override the default track description.") static const char *const ppsz_sub_type[] = { "auto", "microdvd", "subrip", "subviewer", "ssa1", "ssa2-4", "ass", "vplayer", "sami", "dvdsubtitle", "mpl2", "aqt", "pjs", "mpsub", "jacosub", "psb", "realtext", "dks", "subviewer1" }; vlc_module_begin () set_shortname( N_("Subtitles")) set_description( N_("Text subtitles parser") ) set_capability( "demux", 0 ) set_category( CAT_INPUT ) set_subcategory( SUBCAT_INPUT_DEMUX ) add_float( "sub-fps", 0.0, N_("Frames per second"), SUB_FPS_LONGTEXT, true ) add_integer( "sub-delay", 0, N_("Subtitles delay"), SUB_DELAY_LONGTEXT, true ) add_string( "sub-type", "auto", N_("Subtitles format"), SUB_TYPE_LONGTEXT, true ) change_string_list( ppsz_sub_type, ppsz_sub_type, NULL ) add_string( "sub-description", NULL, N_("Subtitles description"), SUB_DESCRIPTION_LONGTEXT, true ) set_callbacks( Open, Close ) add_shortcut( "subtitle" ) vlc_module_end () /***************************************************************************** * Prototypes: *****************************************************************************/ enum { SUB_TYPE_UNKNOWN = -1, SUB_TYPE_MICRODVD, SUB_TYPE_SUBRIP, SUB_TYPE_SUBRIP_DOT, /* Invalid SubRip file (dot instead of comma) */ SUB_TYPE_SSA1, SUB_TYPE_SSA2_4, SUB_TYPE_ASS, SUB_TYPE_VPLAYER, SUB_TYPE_SAMI, SUB_TYPE_SUBVIEWER, /* SUBVIEWER 2 */ SUB_TYPE_DVDSUBTITLE, /* Mplayer calls it subviewer2 */ SUB_TYPE_MPL2, SUB_TYPE_AQT, SUB_TYPE_PJS, SUB_TYPE_MPSUB, SUB_TYPE_JACOSUB, SUB_TYPE_PSB, SUB_TYPE_RT, SUB_TYPE_DKS, SUB_TYPE_SUBVIEW1 /* SUBVIEWER 1 - mplayer calls it subrip09, and Gnome subtitles SubViewer 1.0 */ }; typedef struct { int i_line_count; int i_line; char **line; } text_t; static int TextLoad( text_t *, stream_t *s ); static void TextUnload( text_t * ); typedef struct { int64_t i_start; int64_t i_stop; char *psz_text; } subtitle_t; struct demux_sys_t { int i_type; text_t txt; es_out_id_t *es; int64_t i_next_demux_date; int64_t i_microsecperframe; char *psz_header; int i_subtitle; int i_subtitles; subtitle_t *subtitle; int64_t i_length; /* */ struct { bool b_inited; int i_comment; int i_time_resolution; int i_time_shift; } jss; struct { bool b_inited; float f_total; float f_factor; } mpsub; }; static int ParseMicroDvd ( demux_t *, subtitle_t *, int ); static int ParseSubRip ( demux_t *, subtitle_t *, int ); static int ParseSubRipDot ( demux_t *, subtitle_t *, int ); static int ParseSubViewer ( demux_t *, subtitle_t *, int ); static int ParseSSA ( demux_t *, subtitle_t *, int ); static int ParseVplayer ( demux_t *, subtitle_t *, int ); static int ParseSami ( demux_t *, subtitle_t *, int ); static int ParseDVDSubtitle( demux_t *, subtitle_t *, int ); static int ParseMPL2 ( demux_t *, subtitle_t *, int ); static int ParseAQT ( demux_t *, subtitle_t *, int ); static int ParsePJS ( demux_t *, subtitle_t *, int ); static int ParseMPSub ( demux_t *, subtitle_t *, int ); static int ParseJSS ( demux_t *, subtitle_t *, int ); static int ParsePSB ( demux_t *, subtitle_t *, int ); static int ParseRealText ( demux_t *, subtitle_t *, int ); static int ParseDKS ( demux_t *, subtitle_t *, int ); static int ParseSubViewer1 ( demux_t *, subtitle_t *, int ); static const struct { const char *psz_type_name; int i_type; const char *psz_name; int (*pf_read)( demux_t *, subtitle_t*, int ); } sub_read_subtitle_function [] = { { "microdvd", SUB_TYPE_MICRODVD, "MicroDVD", ParseMicroDvd }, { "subrip", SUB_TYPE_SUBRIP, "SubRIP", ParseSubRip }, { "subrip-dot", SUB_TYPE_SUBRIP_DOT, "SubRIP(Dot)", ParseSubRipDot }, { "subviewer", SUB_TYPE_SUBVIEWER, "SubViewer", ParseSubViewer }, { "ssa1", SUB_TYPE_SSA1, "SSA-1", ParseSSA }, { "ssa2-4", SUB_TYPE_SSA2_4, "SSA-2/3/4", ParseSSA }, { "ass", SUB_TYPE_ASS, "SSA/ASS", ParseSSA }, { "vplayer", SUB_TYPE_VPLAYER, "VPlayer", ParseVplayer }, { "sami", SUB_TYPE_SAMI, "SAMI", ParseSami }, { "dvdsubtitle",SUB_TYPE_DVDSUBTITLE, "DVDSubtitle", ParseDVDSubtitle }, { "mpl2", SUB_TYPE_MPL2, "MPL2", ParseMPL2 }, { "aqt", SUB_TYPE_AQT, "AQTitle", ParseAQT }, { "pjs", SUB_TYPE_PJS, "PhoenixSub", ParsePJS }, { "mpsub", SUB_TYPE_MPSUB, "MPSub", ParseMPSub }, { "jacosub", SUB_TYPE_JACOSUB, "JacoSub", ParseJSS }, { "psb", SUB_TYPE_PSB, "PowerDivx", ParsePSB }, { "realtext", SUB_TYPE_RT, "RealText", ParseRealText }, { "dks", SUB_TYPE_DKS, "DKS", ParseDKS }, { "subviewer1", SUB_TYPE_SUBVIEW1, "Subviewer 1", ParseSubViewer1 }, { NULL, SUB_TYPE_UNKNOWN, "Unknown", NULL } }; /* When adding support for more formats, be sure to add their file extension * to src/input/subtitles.c to enable auto-detection. */ static int Demux( demux_t * ); static int Control( demux_t *, int, va_list ); static void Fix( demux_t * ); /***************************************************************************** * Module initializer *****************************************************************************/ static int Open ( vlc_object_t *p_this ) { demux_t *p_demux = (demux_t*)p_this; demux_sys_t *p_sys; es_format_t fmt; float f_fps; char *psz_type; int (*pf_read)( demux_t *, subtitle_t*, int ); int i, i_max; if( !p_demux->b_force ) { msg_Dbg( p_demux, "subtitle demux discarded" ); return VLC_EGENERIC; } p_demux->pf_demux = Demux; p_demux->pf_control = Control; p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) ); if( p_sys == NULL ) return VLC_ENOMEM; p_sys->psz_header = NULL; p_sys->i_subtitle = 0; p_sys->i_subtitles = 0; p_sys->subtitle = NULL; p_sys->i_microsecperframe = 40000; p_sys->jss.b_inited = false; p_sys->mpsub.b_inited = false; /* Get the FPS */ f_fps = var_CreateGetFloat( p_demux, "sub-original-fps" ); /* FIXME */ if( f_fps >= 1.0 ) p_sys->i_microsecperframe = (int64_t)( (float)1000000 / f_fps ); msg_Dbg( p_demux, "Movie fps: %f", f_fps ); /* Check for override of the fps */ f_fps = var_CreateGetFloat( p_demux, "sub-fps" ); if( f_fps >= 1.0 ) { p_sys->i_microsecperframe = (int64_t)( (float)1000000 / f_fps ); msg_Dbg( p_demux, "Override subtitle fps %f", f_fps ); } /* Get or probe the type */ p_sys->i_type = SUB_TYPE_UNKNOWN; psz_type = var_CreateGetString( p_demux, "sub-type" ); if( psz_type && *psz_type ) { int i; for( i = 0; ; i++ ) { if( sub_read_subtitle_function[i].psz_type_name == NULL ) break; if( !strcmp( sub_read_subtitle_function[i].psz_type_name, psz_type ) ) { p_sys->i_type = sub_read_subtitle_function[i].i_type; break; } } } free( psz_type ); /* Detect Unicode while skipping the UTF-8 Byte Order Mark */ bool unicode = false; const uint8_t *p_data; if( stream_Peek( p_demux->s, &p_data, 3 ) >= 3 && !memcmp( p_data, "\xEF\xBB\xBF", 3 ) ) { unicode = true; stream_Seek( p_demux->s, 3 ); /* skip BOM */ msg_Dbg( p_demux, "detected Unicode Byte Order Mark" ); } /* Probe if unknown type */ if( p_sys->i_type == SUB_TYPE_UNKNOWN ) { int i_try; char *s = NULL; msg_Dbg( p_demux, "autodetecting subtitle format" ); for( i_try = 0; i_try < 256; i_try++ ) { int i_dummy; char p_dummy; if( ( s = stream_ReadLine( p_demux->s ) ) == NULL ) break; if( strcasestr( s, "" ) ) { p_sys->i_type = SUB_TYPE_SAMI; break; } else if( sscanf( s, "{%d}{%d}", &i_dummy, &i_dummy ) == 2 || sscanf( s, "{%d}{}", &i_dummy ) == 1) { p_sys->i_type = SUB_TYPE_MICRODVD; break; } else if( sscanf( s, "%d:%d:%d,%d --> %d:%d:%d,%d", &i_dummy,&i_dummy,&i_dummy,&i_dummy, &i_dummy,&i_dummy,&i_dummy,&i_dummy ) == 8 ) { p_sys->i_type = SUB_TYPE_SUBRIP; break; } else if( sscanf( s, "%d:%d:%d.%d --> %d:%d:%d.%d", &i_dummy,&i_dummy,&i_dummy,&i_dummy, &i_dummy,&i_dummy,&i_dummy,&i_dummy ) == 8 ) { msg_Err( p_demux, "Detected invalid SubRip file, playing anyway" ); p_sys->i_type = SUB_TYPE_SUBRIP_DOT; break; } else if( !strncasecmp( s, "!: This is a Sub Station Alpha v1", 33 ) ) { p_sys->i_type = SUB_TYPE_SSA1; break; } else if( !strncasecmp( s, "ScriptType: v4.00+", 18 ) ) { p_sys->i_type = SUB_TYPE_ASS; break; } else if( !strncasecmp( s, "ScriptType: v4.00", 17 ) ) { p_sys->i_type = SUB_TYPE_SSA2_4; break; } else if( !strncasecmp( s, "Dialogue: Marked", 16 ) ) { p_sys->i_type = SUB_TYPE_SSA2_4; break; } else if( !strncasecmp( s, "Dialogue:", 9 ) ) { p_sys->i_type = SUB_TYPE_ASS; break; } else if( strcasestr( s, "[INFORMATION]" ) ) { p_sys->i_type = SUB_TYPE_SUBVIEWER; /* I hope this will work */ break; } else if( sscanf( s, "%d:%d:%d.%d %d:%d:%d", &i_dummy, &i_dummy, &i_dummy, &i_dummy, &i_dummy, &i_dummy, &i_dummy ) == 7 || sscanf( s, "@%d @%d", &i_dummy, &i_dummy) == 2) { p_sys->i_type = SUB_TYPE_JACOSUB; break; } else if( sscanf( s, "%d:%d:%d:", &i_dummy, &i_dummy, &i_dummy ) == 3 || sscanf( s, "%d:%d:%d ", &i_dummy, &i_dummy, &i_dummy ) == 3 ) { p_sys->i_type = SUB_TYPE_VPLAYER; break; } else if( sscanf( s, "{T %d:%d:%d:%d", &i_dummy, &i_dummy, &i_dummy, &i_dummy ) == 4 ) { p_sys->i_type = SUB_TYPE_DVDSUBTITLE; break; } else if( sscanf( s, "[%d:%d:%d]%c", &i_dummy, &i_dummy, &i_dummy, &p_dummy ) == 4 ) { p_sys->i_type = SUB_TYPE_DKS; break; } else if( strstr( s, "*** START SCRIPT" ) ) { p_sys->i_type = SUB_TYPE_SUBVIEW1; break; } else if( sscanf( s, "[%d][%d]", &i_dummy, &i_dummy ) == 2 || sscanf( s, "[%d][]", &i_dummy ) == 1) { p_sys->i_type = SUB_TYPE_MPL2; break; } else if( sscanf (s, "FORMAT=%d", &i_dummy) == 1 || ( sscanf (s, "FORMAT=TIM%c", &p_dummy) == 1 && p_dummy =='E' ) ) { p_sys->i_type = SUB_TYPE_MPSUB; break; } else if( sscanf( s, "-->> %d", &i_dummy) == 1 ) { p_sys->i_type = SUB_TYPE_AQT; break; } else if( sscanf( s, "%d,%d,", &i_dummy, &i_dummy ) == 2 ) { p_sys->i_type = SUB_TYPE_PJS; break; } else if( sscanf( s, "{%d:%d:%d}", &i_dummy, &i_dummy, &i_dummy ) == 3 ) { p_sys->i_type = SUB_TYPE_PSB; break; } else if( strcasestr( s, "i_type = SUB_TYPE_RT; break; } free( s ); s = NULL; } free( s ); /* It will nearly always work even for non seekable stream thanks the * caching system, and if it fails we lose just a few sub */ if( stream_Seek( p_demux->s, unicode ? 3 : 0 ) ) msg_Warn( p_demux, "failed to rewind" ); } /* Quit on unknown subtitles */ if( p_sys->i_type == SUB_TYPE_UNKNOWN ) { stream_Seek( p_demux->s, 0 ); msg_Warn( p_demux, "failed to recognize subtitle type" ); free( p_sys ); return VLC_EGENERIC; } for( i = 0; ; i++ ) { if( sub_read_subtitle_function[i].i_type == p_sys->i_type ) { msg_Dbg( p_demux, "detected %s format", sub_read_subtitle_function[i].psz_name ); pf_read = sub_read_subtitle_function[i].pf_read; break; } } msg_Dbg( p_demux, "loading all subtitles..." ); /* Load the whole file */ TextLoad( &p_sys->txt, p_demux->s ); /* Parse it */ for( i_max = 0;; ) { if( p_sys->i_subtitles >= i_max ) { i_max += 500; if( !( p_sys->subtitle = realloc_or_free( p_sys->subtitle, sizeof(subtitle_t) * i_max ) ) ) { TextUnload( &p_sys->txt ); free( p_sys ); return VLC_ENOMEM; } } if( pf_read( p_demux, &p_sys->subtitle[p_sys->i_subtitles], p_sys->i_subtitles ) ) break; p_sys->i_subtitles++; } /* Unload */ TextUnload( &p_sys->txt ); msg_Dbg(p_demux, "loaded %d subtitles", p_sys->i_subtitles ); /* Fix subtitle (order and time) *** */ p_sys->i_subtitle = 0; p_sys->i_length = 0; if( p_sys->i_subtitles > 0 ) { p_sys->i_length = p_sys->subtitle[p_sys->i_subtitles-1].i_stop; /* +1 to avoid 0 */ if( p_sys->i_length <= 0 ) p_sys->i_length = p_sys->subtitle[p_sys->i_subtitles-1].i_start+1; } /* *** add subtitle ES *** */ if( p_sys->i_type == SUB_TYPE_SSA1 || p_sys->i_type == SUB_TYPE_SSA2_4 || p_sys->i_type == SUB_TYPE_ASS ) { Fix( p_demux ); es_format_Init( &fmt, SPU_ES, VLC_CODEC_SSA ); } else es_format_Init( &fmt, SPU_ES, VLC_CODEC_SUBT ); if( unicode ) fmt.subs.psz_encoding = strdup( "UTF-8" ); char *psz_description = var_InheritString( p_demux, "sub-description" ); if( psz_description && *psz_description ) fmt.psz_description = psz_description; else free( psz_description ); if( p_sys->psz_header != NULL ) { fmt.i_extra = strlen( p_sys->psz_header ) + 1; fmt.p_extra = strdup( p_sys->psz_header ); } p_sys->es = es_out_Add( p_demux->out, &fmt ); es_format_Clean( &fmt ); return VLC_SUCCESS; } /***************************************************************************** * Close: Close subtitle demux *****************************************************************************/ static void Close( vlc_object_t *p_this ) { demux_t *p_demux = (demux_t*)p_this; demux_sys_t *p_sys = p_demux->p_sys; int i; for( i = 0; i < p_sys->i_subtitles; i++ ) free( p_sys->subtitle[i].psz_text ); free( p_sys->subtitle ); free( p_sys ); } /***************************************************************************** * Control: *****************************************************************************/ static int Control( demux_t *p_demux, int i_query, va_list args ) { demux_sys_t *p_sys = p_demux->p_sys; int64_t *pi64, i64; double *pf, f; switch( i_query ) { case DEMUX_GET_LENGTH: pi64 = (int64_t*)va_arg( args, int64_t * ); *pi64 = p_sys->i_length; return VLC_SUCCESS; case DEMUX_GET_TIME: pi64 = (int64_t*)va_arg( args, int64_t * ); if( p_sys->i_subtitle < p_sys->i_subtitles ) { *pi64 = p_sys->subtitle[p_sys->i_subtitle].i_start; return VLC_SUCCESS; } return VLC_EGENERIC; case DEMUX_SET_TIME: i64 = (int64_t)va_arg( args, int64_t ); p_sys->i_subtitle = 0; while( p_sys->i_subtitle < p_sys->i_subtitles ) { const subtitle_t *p_subtitle = &p_sys->subtitle[p_sys->i_subtitle]; if( p_subtitle->i_start > i64 ) break; if( p_subtitle->i_stop > p_subtitle->i_start && p_subtitle->i_stop > i64 ) break; p_sys->i_subtitle++; } if( p_sys->i_subtitle >= p_sys->i_subtitles ) return VLC_EGENERIC; return VLC_SUCCESS; case DEMUX_GET_POSITION: pf = (double*)va_arg( args, double * ); if( p_sys->i_subtitle >= p_sys->i_subtitles ) { *pf = 1.0; } else if( p_sys->i_subtitles > 0 ) { *pf = (double)p_sys->subtitle[p_sys->i_subtitle].i_start / (double)p_sys->i_length; } else { *pf = 0.0; } return VLC_SUCCESS; case DEMUX_SET_POSITION: f = (double)va_arg( args, double ); i64 = f * p_sys->i_length; p_sys->i_subtitle = 0; while( p_sys->i_subtitle < p_sys->i_subtitles && p_sys->subtitle[p_sys->i_subtitle].i_start < i64 ) { p_sys->i_subtitle++; } if( p_sys->i_subtitle >= p_sys->i_subtitles ) return VLC_EGENERIC; return VLC_SUCCESS; case DEMUX_SET_NEXT_DEMUX_TIME: p_sys->i_next_demux_date = (int64_t)va_arg( args, int64_t ); return VLC_SUCCESS; case DEMUX_GET_PTS_DELAY: case DEMUX_GET_FPS: case DEMUX_GET_META: case DEMUX_GET_ATTACHMENTS: case DEMUX_GET_TITLE_INFO: case DEMUX_HAS_UNSUPPORTED_META: case DEMUX_CAN_RECORD: return VLC_EGENERIC; default: msg_Err( p_demux, "unknown query %d in subtitle control", i_query ); return VLC_EGENERIC; } } /***************************************************************************** * Demux: Send subtitle to decoder *****************************************************************************/ static int Demux( demux_t *p_demux ) { demux_sys_t *p_sys = p_demux->p_sys; int64_t i_maxdate; if( p_sys->i_subtitle >= p_sys->i_subtitles ) return 0; i_maxdate = p_sys->i_next_demux_date - var_GetTime( p_demux->p_parent, "spu-delay" );; if( i_maxdate <= 0 && p_sys->i_subtitle < p_sys->i_subtitles ) { /* Should not happen */ i_maxdate = p_sys->subtitle[p_sys->i_subtitle].i_start + 1; } while( p_sys->i_subtitle < p_sys->i_subtitles && p_sys->subtitle[p_sys->i_subtitle].i_start < i_maxdate ) { const subtitle_t *p_subtitle = &p_sys->subtitle[p_sys->i_subtitle]; block_t *p_block; int i_len = strlen( p_subtitle->psz_text ) + 1; if( i_len <= 1 || p_subtitle->i_start < 0 ) { p_sys->i_subtitle++; continue; } if( ( p_block = block_New( p_demux, i_len ) ) == NULL ) { p_sys->i_subtitle++; continue; } p_block->i_dts = p_block->i_pts = VLC_TS_0 + p_subtitle->i_start; if( p_subtitle->i_stop >= 0 && p_subtitle->i_stop >= p_subtitle->i_start ) p_block->i_length = p_subtitle->i_stop - p_subtitle->i_start; memcpy( p_block->p_buffer, p_subtitle->psz_text, i_len ); es_out_Send( p_demux->out, p_sys->es, p_block ); p_sys->i_subtitle++; } /* */ p_sys->i_next_demux_date = 0; return 1; } /***************************************************************************** * Fix: fix time stamp and order of subtitle *****************************************************************************/ static void Fix( demux_t *p_demux ) { demux_sys_t *p_sys = p_demux->p_sys; bool b_done; /* *** fix order (to be sure...) *** */ /* We suppose that there are near in order and this durty bubble sort * would not take too much time */ do { b_done = true; for( int i_index = 1; i_index < p_sys->i_subtitles; i_index++ ) { if( p_sys->subtitle[i_index].i_start < p_sys->subtitle[i_index - 1].i_start ) { subtitle_t sub_xch; memcpy( &sub_xch, p_sys->subtitle + i_index - 1, sizeof( subtitle_t ) ); memcpy( p_sys->subtitle + i_index - 1, p_sys->subtitle + i_index, sizeof( subtitle_t ) ); memcpy( p_sys->subtitle + i_index, &sub_xch, sizeof( subtitle_t ) ); b_done = false; } } } while( !b_done ); } static int TextLoad( text_t *txt, stream_t *s ) { int i_line_max; /* init txt */ i_line_max = 500; txt->i_line_count = 0; txt->i_line = 0; txt->line = calloc( i_line_max, sizeof( char * ) ); if( !txt->line ) return VLC_ENOMEM; /* load the complete file */ for( ;; ) { char *psz = stream_ReadLine( s ); if( psz == NULL ) break; txt->line[txt->i_line_count++] = psz; if( txt->i_line_count >= i_line_max ) { i_line_max += 100; txt->line = realloc_or_free( txt->line, i_line_max * sizeof( char * ) ); if( !txt->line ) return VLC_ENOMEM; } } if( txt->i_line_count <= 0 ) { free( txt->line ); return VLC_EGENERIC; } return VLC_SUCCESS; } static void TextUnload( text_t *txt ) { int i; for( i = 0; i < txt->i_line_count; i++ ) { free( txt->line[i] ); } free( txt->line ); txt->i_line = 0; txt->i_line_count = 0; } static char *TextGetLine( text_t *txt ) { if( txt->i_line >= txt->i_line_count ) return( NULL ); return txt->line[txt->i_line++]; } static void TextPreviousLine( text_t *txt ) { if( txt->i_line > 0 ) txt->i_line--; } /***************************************************************************** * Specific Subtitle function *****************************************************************************/ /* ParseMicroDvd: * Format: * {n1}{n2}Line1|Line2|Line3.... * where n1 and n2 are the video frame number (n2 can be empty) */ static int ParseMicroDvd( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; int i_start; int i_stop; int i; for( ;; ) { const char *s = TextGetLine( txt ); if( !s ) return VLC_EGENERIC; psz_text = malloc( strlen(s) + 1 ); if( !psz_text ) return VLC_ENOMEM; i_start = 0; i_stop = -1; if( sscanf( s, "{%d}{}%[^\r\n]", &i_start, psz_text ) == 2 || sscanf( s, "{%d}{%d}%[^\r\n]", &i_start, &i_stop, psz_text ) == 3) { float f_fps; if( i_start != 1 || i_stop != 1 ) break; /* We found a possible setting of the framerate "{1}{1}23.976" */ /* Check if it's usable, and if the sub-fps is not set */ f_fps = us_strtod( psz_text, NULL ); if( f_fps > 0.0 && var_GetFloat( p_demux, "sub-fps" ) <= 0.0 ) p_sys->i_microsecperframe = (int64_t)((float)1000000 / f_fps); } free( psz_text ); } /* replace | by \n */ for( i = 0; psz_text[i] != '\0'; i++ ) { if( psz_text[i] == '|' ) psz_text[i] = '\n'; } /* */ p_subtitle->i_start = i_start * p_sys->i_microsecperframe; p_subtitle->i_stop = i_stop >= 0 ? (i_stop * p_sys->i_microsecperframe) : -1; p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } /* ParseSubRipSubViewer * Format SubRip * n * h1:m1:s1,d1 --> h2:m2:s2,d2 * Line1 * Line2 * .... * [Empty line] * Format SubViewer v1/v2 * h1:m1:s1.d1,h2:m2:s2.d2 * Line1[br]Line2 * Line3 * ... * [empty line] * We ignore line number for SubRip */ static int ParseSubRipSubViewer( demux_t *p_demux, subtitle_t *p_subtitle, const char *psz_fmt, bool b_replace_br ) { demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; for( ;; ) { const char *s = TextGetLine( txt ); int h1, m1, s1, d1, h2, m2, s2, d2; if( !s ) return VLC_EGENERIC; if( sscanf( s, psz_fmt, &h1, &m1, &s1, &d1, &h2, &m2, &s2, &d2 ) == 8 ) { p_subtitle->i_start = ( (int64_t)h1 * 3600*1000 + (int64_t)m1 * 60*1000 + (int64_t)s1 * 1000 + (int64_t)d1 ) * 1000; p_subtitle->i_stop = ( (int64_t)h2 * 3600*1000 + (int64_t)m2 * 60*1000 + (int64_t)s2 * 1000 + (int64_t)d2 ) * 1000; if( p_subtitle->i_start < p_subtitle->i_stop ) break; } } /* Now read text until an empty line */ psz_text = strdup(""); if( !psz_text ) return VLC_ENOMEM; for( ;; ) { const char *s = TextGetLine( txt ); int i_len; int i_old; i_len = s ? strlen( s ) : 0; if( i_len <= 0 ) { p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } i_old = strlen( psz_text ); psz_text = realloc_or_free( psz_text, i_old + i_len + 1 + 1 ); if( !psz_text ) { return VLC_ENOMEM; } strcat( psz_text, s ); strcat( psz_text, "\n" ); /* replace [br] by \n */ if( b_replace_br ) { char *p; while( ( p = strstr( psz_text, "[br]" ) ) ) { *p++ = '\n'; memmove( p, &p[3], strlen(&p[3])+1 ); } } } } /* ParseSubRip */ static int ParseSubRip( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); return ParseSubRipSubViewer( p_demux, p_subtitle, "%d:%d:%d,%d --> %d:%d:%d,%d", false ); } /* ParseSubRipDot * Special version for buggy file using '.' instead of ',' */ static int ParseSubRipDot( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); return ParseSubRipSubViewer( p_demux, p_subtitle, "%d:%d:%d.%d --> %d:%d:%d.%d", false ); } /* ParseSubViewer */ static int ParseSubViewer( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); return ParseSubRipSubViewer( p_demux, p_subtitle, "%d:%d:%d.%d,%d:%d:%d.%d", true ); } /* ParseSSA */ static int ParseSSA( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; for( ;; ) { const char *s = TextGetLine( txt ); int h1, m1, s1, c1, h2, m2, s2, c2; char *psz_text, *psz_temp; char temp[16]; if( !s ) return VLC_EGENERIC; /* We expect (SSA2-4): * Format: Marked, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text * Dialogue: Marked=0,0:02:40.65,0:02:41.79,Wolf main,Cher,0000,0000,0000,,Et les enregistrements de ses ondes delta ? * * SSA-1 is similar but only has 8 commas up untill the subtitle text. Probably the Effect field is no present, but not 100 % sure. */ /* For ASS: * Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text * Dialogue: Layer#,0:02:40.65,0:02:41.79,Wolf main,Cher,0000,0000,0000,,Et les enregistrements de ses ondes delta ? */ /* The output text is - at least, not removing numbers - 18 chars shorter than the input text. */ psz_text = malloc( strlen(s) ); if( !psz_text ) return VLC_ENOMEM; if( sscanf( s, "Dialogue: %15[^,],%d:%d:%d.%d,%d:%d:%d.%d,%[^\r\n]", temp, &h1, &m1, &s1, &c1, &h2, &m2, &s2, &c2, psz_text ) == 10 ) { /* The dec expects: ReadOrder, Layer, Style, Name, MarginL, MarginR, MarginV, Effect, Text */ /* (Layer comes from ASS specs ... it's empty for SSA.) */ if( p_sys->i_type == SUB_TYPE_SSA1 ) { /* SSA1 has only 8 commas before the text starts, not 9 */ memmove( &psz_text[1], psz_text, strlen(psz_text)+1 ); psz_text[0] = ','; } else { int i_layer = ( p_sys->i_type == SUB_TYPE_ASS ) ? atoi( temp ) : 0; /* ReadOrder, Layer, %s(rest of fields) */ if( asprintf( &psz_temp, "%d,%d,%s", i_idx, i_layer, psz_text ) == -1 ) { free( psz_text ); return VLC_ENOMEM; } free( psz_text ); psz_text = psz_temp; } p_subtitle->i_start = ( (int64_t)h1 * 3600*1000 + (int64_t)m1 * 60*1000 + (int64_t)s1 * 1000 + (int64_t)c1 * 10 ) * 1000; p_subtitle->i_stop = ( (int64_t)h2 * 3600*1000 + (int64_t)m2 * 60*1000 + (int64_t)s2 * 1000 + (int64_t)c2 * 10 ) * 1000; p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } free( psz_text ); /* All the other stuff we add to the header field */ char *psz_header; if( asprintf( &psz_header, "%s%s\n", p_sys->psz_header ? p_sys->psz_header : "", s ) == -1 ) return VLC_ENOMEM; p_sys->psz_header = psz_header; } } /* ParseVplayer * Format * h:m:s:Line1|Line2|Line3.... * or * h:m:s Line1|Line2|Line3.... */ static int ParseVplayer( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; int i; for( ;; ) { const char *s = TextGetLine( txt ); int h1, m1, s1; if( !s ) return VLC_EGENERIC; psz_text = malloc( strlen( s ) + 1 ); if( !psz_text ) return VLC_ENOMEM; if( sscanf( s, "%d:%d:%d%*c%[^\r\n]", &h1, &m1, &s1, psz_text ) == 4 ) { p_subtitle->i_start = ( (int64_t)h1 * 3600*1000 + (int64_t)m1 * 60*1000 + (int64_t)s1 * 1000 ) * 1000; p_subtitle->i_stop = -1; break; } free( psz_text ); } /* replace | by \n */ for( i = 0; psz_text[i] != '\0'; i++ ) { if( psz_text[i] == '|' ) psz_text[i] = '\n'; } p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } /* ParseSami */ static char *ParseSamiSearch( text_t *txt, char *psz_start, const char *psz_str ) { if( psz_start && strcasestr( psz_start, psz_str ) ) { char *s = strcasestr( psz_start, psz_str ); return &s[strlen( psz_str )]; } for( ;; ) { char *p = TextGetLine( txt ); if( !p ) return NULL; if( strcasestr( p, psz_str ) ) { char *s = strcasestr( p, psz_str ); return &s[strlen( psz_str )]; } } } static int ParseSami( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *s; int64_t i_start; unsigned int i_text; char text[8192]; /* Arbitrary but should be long enough */ /* search "Start=" */ if( !( s = ParseSamiSearch( txt, NULL, "Start=" ) ) ) return VLC_EGENERIC; /* get start value */ i_start = strtol( s, &s, 0 ); /* search

*/ if( !( s = ParseSamiSearch( txt, s, ">" ) ) ) return VLC_EGENERIC; i_text = 0; text[0] = '\0'; /* now get all txt until a "Start=" line */ for( ;; ) { char c = '\0'; /* Search non empty line */ while( s && *s == '\0' ) s = TextGetLine( txt ); if( !s ) break; if( *s == '<' ) { if( !strncasecmp( s, "" ); } else if( !strncmp( s, " ", 6 ) ) { c = ' '; s += 6; } else if( *s == '\t' ) { c = ' '; s++; } else { c = *s; s++; } if( c != '\0' && i_text+1 < sizeof(text) ) { text[i_text++] = c; text[i_text] = '\0'; } } p_subtitle->i_start = i_start * 1000; p_subtitle->i_stop = -1; p_subtitle->psz_text = strdup( text ); return VLC_SUCCESS; } /* ParseDVDSubtitle * Format * {T h1:m1:s1:c1 * Line1 * Line2 * ... * } * TODO it can have a header * { HEAD * ... * CODEPAGE=... * FORMAT=... * LANG=English * } * LANG support would be cool * CODEPAGE is probably mandatory FIXME */ static int ParseDVDSubtitle( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; for( ;; ) { const char *s = TextGetLine( txt ); int h1, m1, s1, c1; if( !s ) return VLC_EGENERIC; if( sscanf( s, "{T %d:%d:%d:%d", &h1, &m1, &s1, &c1 ) == 4 ) { p_subtitle->i_start = ( (int64_t)h1 * 3600*1000 + (int64_t)m1 * 60*1000 + (int64_t)s1 * 1000 + (int64_t)c1 * 10) * 1000; p_subtitle->i_stop = -1; break; } } /* Now read text until a line containing "}" */ psz_text = strdup(""); if( !psz_text ) return VLC_ENOMEM; for( ;; ) { const char *s = TextGetLine( txt ); int i_len; int i_old; if( !s ) { free( psz_text ); return VLC_EGENERIC; } i_len = strlen( s ); if( i_len == 1 && s[0] == '}') { p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } i_old = strlen( psz_text ); psz_text = realloc_or_free( psz_text, i_old + i_len + 1 + 1 ); if( !psz_text ) return VLC_ENOMEM; strcat( psz_text, s ); strcat( psz_text, "\n" ); } } /* ParseMPL2 * Format * [n1][n2]Line1|Line2|Line3... * where n1 and n2 are the video frame number (n2 can be empty) */ static int ParseMPL2( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; int i; for( ;; ) { const char *s = TextGetLine( txt ); int i_start; int i_stop; if( !s ) return VLC_EGENERIC; psz_text = malloc( strlen(s) + 1 ); if( !psz_text ) return VLC_ENOMEM; i_start = 0; i_stop = -1; if( sscanf( s, "[%d][] %[^\r\n]", &i_start, psz_text ) == 2 || sscanf( s, "[%d][%d] %[^\r\n]", &i_start, &i_stop, psz_text ) == 3) { p_subtitle->i_start = (int64_t)i_start * 100000; p_subtitle->i_stop = i_stop >= 0 ? ((int64_t)i_stop * 100000) : -1; break; } free( psz_text ); } for( i = 0; psz_text[i] != '\0'; ) { /* replace | by \n */ if( psz_text[i] == '|' ) psz_text[i] = '\n'; /* Remove italic */ if( psz_text[i] == '/' && ( i == 0 || psz_text[i-1] == '\n' ) ) memmove( &psz_text[i], &psz_text[i+1], strlen(&psz_text[i+1])+1 ); else i++; } p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } static int ParseAQT( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text = strdup( "" ); int i_old = 0; int i_firstline = 1; for( ;; ) { int t; /* Time */ const char *s = TextGetLine( txt ); if( !s ) { free( psz_text ); return VLC_EGENERIC; } /* Data Lines */ if( sscanf (s, "-->> %d", &t) == 1) { p_subtitle->i_start = (int64_t)t; /* * FPS*/ p_subtitle->i_stop = -1; /* Starting of a subtitle */ if( i_firstline ) { i_firstline = 0; } /* We have been too far: end of the subtitle, begin of next */ else { TextPreviousLine( txt ); break; } } /* Text Lines */ else { i_old = strlen( psz_text ) + 1; psz_text = realloc_or_free( psz_text, i_old + strlen( s ) + 1 ); if( !psz_text ) return VLC_ENOMEM; strcat( psz_text, s ); strcat( psz_text, "\n" ); if( txt->i_line == txt->i_line_count ) break; } } p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } static int ParsePJS( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; int i; for( ;; ) { const char *s = TextGetLine( txt ); int t1, t2; if( !s ) return VLC_EGENERIC; psz_text = malloc( strlen(s) + 1 ); if( !psz_text ) return VLC_ENOMEM; /* Data Lines */ if( sscanf (s, "%d,%d,\"%[^\n\r]", &t1, &t2, psz_text ) == 3 ) { /* 1/10th of second ? Frame based ? FIXME */ p_subtitle->i_start = 10 * t1; p_subtitle->i_stop = 10 * t2; /* Remove latest " */ psz_text[ strlen(psz_text) - 1 ] = '\0'; break; } free( psz_text ); } /* replace | by \n */ for( i = 0; psz_text[i] != '\0'; i++ ) { if( psz_text[i] == '|' ) psz_text[i] = '\n'; } p_subtitle->psz_text = psz_text; msg_Dbg( p_demux, "%s", psz_text ); return VLC_SUCCESS; } static int ParseMPSub( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text = strdup( "" ); if( !p_sys->mpsub.b_inited ) { p_sys->mpsub.f_total = 0.0; p_sys->mpsub.f_factor = 0.0; p_sys->mpsub.b_inited = true; } for( ;; ) { float f1, f2; char p_dummy; char *psz_temp; const char *s = TextGetLine( txt ); if( !s ) { free( psz_text ); return VLC_EGENERIC; } if( strstr( s, "FORMAT" ) ) { if( sscanf (s, "FORMAT=TIM%c", &p_dummy ) == 1 && p_dummy == 'E') { p_sys->mpsub.f_factor = 100.0; break; } psz_temp = malloc( strlen(s) ); if( !psz_temp ) { free( psz_text ); return VLC_ENOMEM; } if( sscanf( s, "FORMAT=%[^\r\n]", psz_temp ) ) { float f_fps; f_fps = us_strtod( psz_temp, NULL ); if( f_fps > 0.0 && var_GetFloat( p_demux, "sub-fps" ) <= 0.0 ) var_SetFloat( p_demux, "sub-fps", f_fps ); p_sys->mpsub.f_factor = 1.0; free( psz_temp ); break; } free( psz_temp ); } /* Data Lines */ f1 = us_strtod( s, &psz_temp ); if( *psz_temp ) { f2 = us_strtod( psz_temp, NULL ); p_sys->mpsub.f_total += f1 * p_sys->mpsub.f_factor; p_subtitle->i_start = (int64_t)(10000.0 * p_sys->mpsub.f_total); p_sys->mpsub.f_total += f2 * p_sys->mpsub.f_factor; p_subtitle->i_stop = (int64_t)(10000.0 * p_sys->mpsub.f_total); break; } } for( ;; ) { const char *s = TextGetLine( txt ); if( !s ) { free( psz_text ); return VLC_EGENERIC; } int i_len = strlen( s ); if( i_len == 0 ) break; int i_old = strlen( psz_text ); psz_text = realloc_or_free( psz_text, i_old + i_len + 1 + 1 ); if( !psz_text ) return VLC_ENOMEM; strcat( psz_text, s ); strcat( psz_text, "\n" ); } p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } static int ParseJSS( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text, *psz_orig; char *psz_text2, *psz_orig2; int h1, h2, m1, m2, s1, s2, f1, f2; if( !p_sys->jss.b_inited ) { p_sys->jss.i_comment = 0; p_sys->jss.i_time_resolution = 30; p_sys->jss.i_time_shift = 0; p_sys->jss.b_inited = true; } /* Parse the main lines */ for( ;; ) { const char *s = TextGetLine( txt ); if( !s ) return VLC_EGENERIC; psz_orig = malloc( strlen( s ) + 1 ); if( !psz_orig ) return VLC_ENOMEM; psz_text = psz_orig; /* Complete time lines */ if( sscanf( s, "%d:%d:%d.%d %d:%d:%d.%d %[^\n\r]", &h1, &m1, &s1, &f1, &h2, &m2, &s2, &f2, psz_text ) == 9 ) { p_subtitle->i_start = ( (int64_t)( h1 *3600 + m1 * 60 + s1 ) + (int64_t)( ( f1 + p_sys->jss.i_time_shift ) / p_sys->jss.i_time_resolution ) ) * 1000000; p_subtitle->i_stop = ( (int64_t)( h2 *3600 + m2 * 60 + s2 ) + (int64_t)( ( f2 + p_sys->jss.i_time_shift ) / p_sys->jss.i_time_resolution ) ) * 1000000; break; } /* Short time lines */ else if( sscanf( s, "@%d @%d %[^\n\r]", &f1, &f2, psz_text ) == 3 ) { p_subtitle->i_start = (int64_t)( ( f1 + p_sys->jss.i_time_shift ) / p_sys->jss.i_time_resolution * 1000000.0 ); p_subtitle->i_stop = (int64_t)( ( f2 + p_sys->jss.i_time_shift ) / p_sys->jss.i_time_resolution * 1000000.0 ); break; } /* General Directive lines */ /* Only TIME and SHIFT are supported so far */ else if( s[0] == '#' ) { int h = 0, m =0, sec = 1, f = 1; unsigned shift = 1; int inv = 1; strcpy( psz_text, s ); switch( toupper( (unsigned char)psz_text[1] ) ) { case 'S': shift = isalpha( (unsigned char)psz_text[2] ) ? 6 : 2 ; if( sscanf( &psz_text[shift], "%d", &h ) ) { /* Negative shifting */ if( h < 0 ) { h *= -1; inv = -1; } if( sscanf( &psz_text[shift], "%*d:%d", &m ) ) { if( sscanf( &psz_text[shift], "%*d:%*d:%d", &sec ) ) { sscanf( &psz_text[shift], "%*d:%*d:%*d.%d", &f ); } else { h = 0; sscanf( &psz_text[shift], "%d:%d.%d", &m, &sec, &f ); m *= inv; } } else { h = m = 0; sscanf( &psz_text[shift], "%d.%d", &sec, &f); sec *= inv; } p_sys->jss.i_time_shift = ( ( h * 3600 + m * 60 + sec ) * p_sys->jss.i_time_resolution + f ) * inv; } break; case 'T': shift = isalpha( (unsigned char)psz_text[2] ) ? 8 : 2 ; sscanf( &psz_text[shift], "%d", &p_sys->jss.i_time_resolution ); break; } free( psz_orig ); continue; } else /* Unkown type line, probably a comment */ { free( psz_orig ); continue; } } while( psz_text[ strlen( psz_text ) - 1 ] == '\\' ) { const char *s2 = TextGetLine( txt ); if( !s2 ) { free( psz_orig ); return VLC_EGENERIC; } int i_len = strlen( s2 ); if( i_len == 0 ) break; int i_old = strlen( psz_text ); psz_text = realloc_or_free( psz_text, i_old + i_len + 1 ); if( !psz_text ) return VLC_ENOMEM; psz_orig = psz_text; strcat( psz_text, s2 ); } /* Skip the blanks */ while( *psz_text == ' ' || *psz_text == '\t' ) psz_text++; /* Parse the directives */ if( isalpha( (unsigned char)*psz_text ) || *psz_text == '[' ) { while( *psz_text != ' ' ) { psz_text++ ;}; /* Directives are NOT parsed yet */ /* This has probably a better place in a decoder ? */ /* directive = malloc( strlen( psz_text ) + 1 ); if( sscanf( psz_text, "%s %[^\n\r]", directive, psz_text2 ) == 2 )*/ } /* Skip the blanks after directives */ while( *psz_text == ' ' || *psz_text == '\t' ) psz_text++; /* Clean all the lines from inline comments and other stuffs */ psz_orig2 = calloc( strlen( psz_text) + 1, 1 ); psz_text2 = psz_orig2; for( ; *psz_text != '\0' && *psz_text != '\n' && *psz_text != '\r'; ) { switch( *psz_text ) { case '{': p_sys->jss.i_comment++; break; case '}': if( p_sys->jss.i_comment ) { p_sys->jss.i_comment = 0; if( (*(psz_text + 1 ) ) == ' ' ) psz_text++; } break; case '~': if( !p_sys->jss.i_comment ) { *psz_text2 = ' '; psz_text2++; } break; case ' ': case '\t': if( (*(psz_text + 1 ) ) == ' ' || (*(psz_text + 1 ) ) == '\t' ) break; if( !p_sys->jss.i_comment ) { *psz_text2 = ' '; psz_text2++; } break; case '\\': if( (*(psz_text + 1 ) ) == 'n' ) { *psz_text2 = '\n'; psz_text++; psz_text2++; break; } if( ( toupper((unsigned char)*(psz_text + 1 ) ) == 'C' ) || ( toupper((unsigned char)*(psz_text + 1 ) ) == 'F' ) ) { psz_text++; psz_text++; break; } if( (*(psz_text + 1 ) ) == 'B' || (*(psz_text + 1 ) ) == 'b' || (*(psz_text + 1 ) ) == 'I' || (*(psz_text + 1 ) ) == 'i' || (*(psz_text + 1 ) ) == 'U' || (*(psz_text + 1 ) ) == 'u' || (*(psz_text + 1 ) ) == 'D' || (*(psz_text + 1 ) ) == 'N' ) { psz_text++; break; } if( (*(psz_text + 1 ) ) == '~' || (*(psz_text + 1 ) ) == '{' || (*(psz_text + 1 ) ) == '\\' ) psz_text++; else if( *(psz_text + 1 ) == '\r' || *(psz_text + 1 ) == '\n' || *(psz_text + 1 ) == '\0' ) { psz_text++; } break; default: if( !p_sys->jss.i_comment ) { *psz_text2 = *psz_text; psz_text2++; } } psz_text++; } p_subtitle->psz_text = psz_orig2; msg_Dbg( p_demux, "%s", p_subtitle->psz_text ); free( psz_orig ); return VLC_SUCCESS; } static int ParsePSB( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; int i; for( ;; ) { int h1, m1, s1; int h2, m2, s2; const char *s = TextGetLine( txt ); if( !s ) return VLC_EGENERIC; psz_text = malloc( strlen( s ) + 1 ); if( !psz_text ) return VLC_ENOMEM; if( sscanf( s, "{%d:%d:%d}{%d:%d:%d}%[^\r\n]", &h1, &m1, &s1, &h2, &m2, &s2, psz_text ) == 7 ) { p_subtitle->i_start = ( (int64_t)h1 * 3600*1000 + (int64_t)m1 * 60*1000 + (int64_t)s1 * 1000 ) * 1000; p_subtitle->i_stop = ( (int64_t)h2 * 3600*1000 + (int64_t)m2 * 60*1000 + (int64_t)s2 * 1000 ) * 1000; break; } free( psz_text ); } /* replace | by \n */ for( i = 0; psz_text[i] != '\0'; i++ ) { if( psz_text[i] == '|' ) psz_text[i] = '\n'; } p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } static int64_t ParseRealTime( char *psz, int *h, int *m, int *s, int *f ) { if( *psz == '\0' ) return 0; if( sscanf( psz, "%d:%d:%d.%d", h, m, s, f ) == 4 || sscanf( psz, "%d:%d.%d", m, s, f ) == 3 || sscanf( psz, "%d.%d", s, f ) == 2 || sscanf( psz, "%d:%d", m, s ) == 2 || sscanf( psz, "%d", s ) == 1 ) { return (int64_t)((( *h * 60 + *m ) * 60 ) + *s ) * 1000 * 1000 + (int64_t)*f * 10 * 1000; } else return VLC_EGENERIC; } static int ParseRealText( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text = NULL; for( ;; ) { int h1 = 0, m1 = 0, s1 = 0, f1 = 0; int h2 = 0, m2 = 0, s2 = 0, f2 = 0; const char *s = TextGetLine( txt ); free( psz_text ); if( !s ) return VLC_EGENERIC; psz_text = malloc( strlen( s ) + 1 ); if( !psz_text ) return VLC_ENOMEM; /* Find the good begining. This removes extra spaces at the beginning of the line.*/ char *psz_temp = strcasestr( s, "]%[^\n\r]", psz_begin, psz_end, psz_text) != 3 ) && /* Line has begin and no end */ ( sscanf( psz_temp, "<%*[t|T]ime %*[b|B]egin=\"%11[^\"]\"%*[^>]%[^\n\r]", psz_begin, psz_text ) != 2) ) /* Line is not recognized */ { continue; } /* Get the times */ int64_t i_time = ParseRealTime( psz_begin, &h1, &m1, &s1, &f1 ); p_subtitle->i_start = i_time >= 0 ? i_time : 0; i_time = ParseRealTime( psz_end, &h2, &m2, &s2, &f2 ); p_subtitle->i_stop = i_time >= 0 ? i_time : -1; break; } } /* Get the following Lines */ for( ;; ) { const char *s = TextGetLine( txt ); if( !s ) { free( psz_text ); return VLC_EGENERIC; } int i_len = strlen( s ); if( i_len == 0 ) break; if( strcasestr( s, "" that remained after the sscanf */ memmove( &psz_text[0], &psz_text[1], strlen( psz_text ) ); p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } static int ParseDKS( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; for( ;; ) { int h1, m1, s1; int h2, m2, s2; char *s = TextGetLine( txt ); if( !s ) return VLC_EGENERIC; psz_text = malloc( strlen( s ) + 1 ); if( !psz_text ) return VLC_ENOMEM; if( sscanf( s, "[%d:%d:%d]%[^\r\n]", &h1, &m1, &s1, psz_text ) == 4 ) { p_subtitle->i_start = ( (int64_t)h1 * 3600*1000 + (int64_t)m1 * 60*1000 + (int64_t)s1 * 1000 ) * 1000; char *s = TextGetLine( txt ); if( !s ) { free( psz_text ); return VLC_EGENERIC; } if( sscanf( s, "[%d:%d:%d]", &h2, &m2, &s2 ) == 3 ) p_subtitle->i_stop = ( (int64_t)h2 * 3600*1000 + (int64_t)m2 * 60*1000 + (int64_t)s2 * 1000 ) * 1000; else p_subtitle->i_stop = -1; break; } free( psz_text ); } /* replace [br] by \n */ char *p; while( ( p = strstr( psz_text, "[br]" ) ) ) { *p++ = '\n'; memmove( p, &p[3], strlen(&p[3])+1 ); } p_subtitle->psz_text = psz_text; return VLC_SUCCESS; } static int ParseSubViewer1( demux_t *p_demux, subtitle_t *p_subtitle, int i_idx ) { VLC_UNUSED( i_idx ); demux_sys_t *p_sys = p_demux->p_sys; text_t *txt = &p_sys->txt; char *psz_text; for( ;; ) { int h1, m1, s1; int h2, m2, s2; char *s = TextGetLine( txt ); if( !s ) return VLC_EGENERIC; if( sscanf( s, "[%d:%d:%d]", &h1, &m1, &s1 ) == 3 ) { p_subtitle->i_start = ( (int64_t)h1 * 3600*1000 + (int64_t)m1 * 60*1000 + (int64_t)s1 * 1000 ) * 1000; char *s = TextGetLine( txt ); if( !s ) return VLC_EGENERIC; psz_text = strdup( s ); if( !psz_text ) return VLC_ENOMEM; s = TextGetLine( txt ); if( !s ) { free( psz_text ); return VLC_EGENERIC; } if( sscanf( s, "[%d:%d:%d]", &h2, &m2, &s2 ) == 3 ) p_subtitle->i_stop = ( (int64_t)h2 * 3600*1000 + (int64_t)m2 * 60*1000 + (int64_t)s2 * 1000 ) * 1000; else p_subtitle->i_stop = -1; break; } } p_subtitle->psz_text = psz_text; return VLC_SUCCESS; }