mpcommon.c

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #include <stdlib.h>
  20 #include <stdbool.h>
  21
  22 #include "mpcommon.h"
  23 #include "options.h"
  24 #include "stream/stream.h"
  25 #include "libmpdemux/demuxer.h"
  26 #include "libmpdemux/stheader.h"
  27 #include "mplayer.h"
  28 #include "libvo/sub.h"
  29 #include "libvo/video_out.h"
  30 #include "cpudetect.h"
  31 #include "mp_msg.h"
  32 #include "spudec.h"
  33 #include "version.h"
  34 #include "vobsub.h"
  35 #include "av_sub.h"
  36 #include "libmpcodecs/dec_teletext.h"
  37 #include "ffmpeg_files/intreadwrite.h"
  38 #include "m_option.h"
  39
  40 double sub_last_pts = -303;
  41
  42 #ifdef CONFIG_ASS
  43 #include "ass_mp.h"
  44 ASS_Track *ass_track = 0; // current track to render
  45 #endif
  46
  47 sub_data* subdata = NULL;
  48 subtitle* vo_sub_last = NULL;
  49
  50 const char *mencoder_version = "MEncoder " VERSION;
  51 const char *mplayer_version  = "MPlayer " VERSION;
  52
  53 void print_version(const char* name)
  54 {
  55     mp_msg(MSGT_CPLAYER, MSGL_INFO, MP_TITLE, name);
  56
  57     /* Test for CPU capabilities (and corresponding OS support) for optimizing */
  58     GetCpuCaps(&gCpuCaps);
  59 #if ARCH_X86
  60     mp_msg(MSGT_CPLAYER, MSGL_V,
  61            "CPUflags:  MMX: %d MMX2: %d 3DNow: %d 3DNowExt: %d SSE: %d SSE2: %d SSSE3: %d\n",
  62            gCpuCaps.hasMMX, gCpuCaps.hasMMX2,
  63            gCpuCaps.has3DNow, gCpuCaps.has3DNowExt,
  64            gCpuCaps.hasSSE, gCpuCaps.hasSSE2, gCpuCaps.hasSSSE3);
  65 #if CONFIG_RUNTIME_CPUDETECT
  66     mp_tmsg(MSGT_CPLAYER,MSGL_V, "Compiled with runtime CPU detection.\n");
  67 #else
  68     mp_tmsg(MSGT_CPLAYER,MSGL_V, "Compiled for x86 CPU with extensions:");
  69 if (HAVE_MMX)
  70     mp_msg(MSGT_CPLAYER,MSGL_V," MMX");
  71 if (HAVE_MMX2)
  72     mp_msg(MSGT_CPLAYER,MSGL_V," MMX2");
  73 if (HAVE_AMD3DNOW)
  74     mp_msg(MSGT_CPLAYER,MSGL_V," 3DNow");
  75 if (HAVE_AMD3DNOWEXT)
  76     mp_msg(MSGT_CPLAYER,MSGL_V," 3DNowExt");
  77 if (HAVE_SSE)
  78     mp_msg(MSGT_CPLAYER,MSGL_V," SSE");
  79 if (HAVE_SSE2)
  80     mp_msg(MSGT_CPLAYER,MSGL_V," SSE2");
  81 if (HAVE_SSSE3)
  82     mp_msg(MSGT_CPLAYER,MSGL_V," SSSE3");
  83 if (HAVE_CMOV)
  84     mp_msg(MSGT_CPLAYER,MSGL_V," CMOV");
  85     mp_msg(MSGT_CPLAYER,MSGL_V,"\n");
  86 #endif /* CONFIG_RUNTIME_CPUDETECT */
  87 #endif /* ARCH_X86 */
  88 }
  89
  90 static bool is_text_sub(int type)
  91 {
  92     return type == 't' || type == 'm' || type == 'a';
  93 }
  94
  95 static bool is_av_sub(int type)
  96 {
  97     return type == 'b' || type == 'p' || type == 'x';
  98 }
  99
 100 void update_subtitles(struct MPContext *mpctx, struct MPOpts *opts,
 101                       sh_video_t *sh_video, double refpts, double sub_offset,
 102                       demux_stream_t *d_dvdsub, int reset)
 103 {
 104     double curpts = refpts + sub_delay;
 105     unsigned char *packet=NULL;
 106     int len;
 107     int type = d_dvdsub->sh ? ((sh_sub_t *)d_dvdsub->sh)->type : 'v';
 108     static subtitle subs;
 109     if (reset) {
 110         sub_clear_text(&subs, MP_NOPTS_VALUE);
 111         if (vo_sub) {
 112             set_osd_subtitle(mpctx, NULL);
 113         }
 114         if (vo_spudec) {
 115             spudec_reset(vo_spudec);
 116             vo_osd_changed(OSDTYPE_SPU);
 117         }
 118 #ifdef CONFIG_FFMPEG
 119         if (is_av_sub(type))
 120             reset_avsub(d_dvdsub->sh);
 121 #endif
 122         return;
 123     }
 124     // find sub
 125     if (subdata) {
 126         if (sub_fps==0) sub_fps = sh_video ? sh_video->fps : 25;
 127         current_module = "find_sub";
 128         if (refpts > sub_last_pts || refpts < sub_last_pts-1.0) {
 129             find_sub(mpctx, subdata, curpts *
 130                      (subdata->sub_uses_time ? 100. : sub_fps));
 131             if (vo_sub) vo_sub_last = vo_sub;
 132             // FIXME! frame counter...
 133             sub_last_pts = refpts;
 134         }
 135     }
 136
 137     // DVD sub:
 138     if (vobsub_id >= 0 || type == 'v') {
 139         int timestamp;
 140         current_module = "spudec";
 141         /* Get a sub packet from the DVD or a vobsub */
 142         while(1) {
 143             // Vobsub
 144             len = 0;
 145             if (vo_vobsub) {
 146                 if (curpts >= 0) {
 147                     len = vobsub_get_packet(vo_vobsub, curpts,
 148                                             (void**)&packet, &timestamp);
 149                     if (len > 0) {
 150                         mp_dbg(MSGT_CPLAYER,MSGL_V,"\rVOB sub: len=%d v_pts=%5.3f v_timer=%5.3f sub=%5.3f ts=%d \n",len,refpts,sh_video->timer,timestamp / 90000.0,timestamp);
 151                     }
 152                 }
 153             } else {
 154                 // DVD sub
 155                 len = ds_get_packet_sub(d_dvdsub, (unsigned char**)&packet);
 156                 if (len > 0) {
 157                     // XXX This is wrong, sh_video->pts can be arbitrarily
 158                     // much behind demuxing position. Unfortunately using
 159                     // d_video->pts which would have been the simplest
 160                     // improvement doesn't work because mpeg specific hacks
 161                     // in video.c set d_video->pts to 0.
 162                     float x = d_dvdsub->pts - refpts;
 163                     if (x > -20 && x < 20) // prevent missing subs on pts reset
 164                         timestamp = 90000*d_dvdsub->pts;
 165                     else timestamp = 90000*curpts;
 166                     mp_dbg(MSGT_CPLAYER, MSGL_V, "\rDVD sub: len=%d  "
 167                            "v_pts=%5.3f  s_pts=%5.3f  ts=%d \n", len,
 168                            refpts, d_dvdsub->pts, timestamp);
 169                 }
 170             }
 171             if (len<=0 || !packet) break;
 172             // create it only here, since with some broken demuxers we might
 173             // type = v but no DVD sub and we currently do not change the
 174             // "original frame size" ever after init, leading to wrong-sized
 175             // PGS subtitles.
 176             if (!vo_spudec)
 177                 vo_spudec = spudec_new(NULL);
 178             if (vo_vobsub || timestamp >= 0)
 179                 spudec_assemble(vo_spudec, packet, len, timestamp);
 180         }
 181     } else if (is_text_sub(type) || is_av_sub(type) || type == 'd') {
 182         if (type == 'd' && !d_dvdsub->demuxer->teletext) {
 183             tt_stream_props tsp = {0};
 184             void *ptr = &tsp;
 185             if (teletext_control(NULL, TV_VBI_CONTROL_START, &ptr) == VBI_CONTROL_TRUE)
 186                 d_dvdsub->demuxer->teletext = ptr;
 187         }
 188         if (d_dvdsub->non_interleaved)
 189             ds_get_next_pts(d_dvdsub);
 190
 191         int orig_type = type;
 192         while (d_dvdsub->first) {
 193             double subpts = ds_get_next_pts(d_dvdsub) + sub_offset;
 194             type = orig_type;
 195             if (subpts > curpts) {
 196                 // Libass handled subs can be fed to it in advance
 197                 if (!opts->ass_enabled || !is_text_sub(type))
 198                     break;
 199                 // Try to avoid demuxing whole file at once
 200                 if (d_dvdsub->non_interleaved && subpts > curpts + 1)
 201                     break;
 202             }
 203             double endpts = d_dvdsub->first->endpts + sub_offset;
 204             len = ds_get_packet_sub(d_dvdsub, &packet);
 205             if (is_av_sub(type)) {
 206 #ifdef CONFIG_FFMPEG
 207                 type = decode_avsub(d_dvdsub->sh, &packet, &len, &subpts, &endpts);
 208                 if (type <= 0)
 209 #endif
 210                     continue;
 211             }
 212             if (type == 'm') {
 213                 if (len < 2) continue;
 214                 len = FFMIN(len - 2, AV_RB16(packet));
 215                 packet += 2;
 216             }
 217             if (type == 'd') {
 218                 if (d_dvdsub->demuxer->teletext) {
 219                     uint8_t *p = packet;
 220                     p++;
 221                     len--;
 222                     while (len >= 46) {
 223                         int sublen = p[1];
 224                         if (p[0] == 2 || p[0] == 3)
 225                             teletext_control(d_dvdsub->demuxer->teletext,
 226                                 TV_VBI_CONTROL_DECODE_DVB, p + 2);
 227                         p   += sublen + 2;
 228                         len -= sublen + 2;
 229                     }
 230                 }
 231                 continue;
 232             }
 233 #ifdef CONFIG_ASS
 234             if (opts->ass_enabled) {
 235                 sh_sub_t* sh = d_dvdsub->sh;
 236                 ass_track = sh ? sh->ass_track : NULL;
 237                 if (!ass_track) continue;
 238                 if (type == 'a') { // ssa/ass subs with libass
 239                     ass_process_chunk(ass_track, packet, len,
 240                                       (long long)(subpts*1000 + 0.5),
 241                                       (long long)((endpts-subpts)*1000 + 0.5));
 242                 } else { // plaintext subs with libass
 243                     if (subpts != MP_NOPTS_VALUE) {
 244                         subtitle tmp_subs = {0};
 245                         if (endpts == MP_NOPTS_VALUE) endpts = subpts + 3;
 246                         sub_add_text(&tmp_subs, packet, len, endpts);
 247                         tmp_subs.start = subpts * 100;
 248                         tmp_subs.end = endpts * 100;
 249                         ass_process_subtitle(ass_track, &tmp_subs);
 250                         sub_clear_text(&tmp_subs, MP_NOPTS_VALUE);
 251                     }
 252                 }
 253                 continue;
 254             }
 255 #endif
 256             if (subpts != MP_NOPTS_VALUE) {
 257                 if (endpts == MP_NOPTS_VALUE)
 258                     sub_clear_text(&subs, MP_NOPTS_VALUE);
 259                 if (type == 'a') { // ssa/ass subs without libass => convert to plaintext
 260                     int i;
 261                     unsigned char* p = packet;
 262                     for (i=0; i < 8 && *p != '\0'; p++)
 263                         if (*p == ',')
 264                             i++;
 265                     if (*p == '\0')  /* Broken line? */
 266                         continue;
 267                     len -= p - packet;
 268                     packet = p;
 269                 }
 270                 sub_add_text(&subs, packet, len, endpts);
 271                 set_osd_subtitle(mpctx, &subs);
 272             }
 273             if (d_dvdsub->non_interleaved)
 274                 ds_get_next_pts(d_dvdsub);
 275         }
 276         if (!opts->ass_enabled)
 277             if (sub_clear_text(&subs, curpts))
 278                 set_osd_subtitle(mpctx, &subs);
 279     }
 280     if (vo_spudec) {
 281         spudec_heartbeat(vo_spudec, 90000*curpts);
 282         if (spudec_changed(vo_spudec))
 283             vo_osd_changed(OSDTYPE_SPU);
 284     }
 285
 286     current_module=NULL;
 287 }
 288
 289 void update_teletext(sh_video_t *sh_video, demuxer_t *demuxer, int reset)
 290 {
 291     int page_changed;
 292
 293     if (!demuxer->teletext)
 294         return;
 295
 296     //Also forcing page update when such ioctl is not supported or call error occured
 297     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_IS_CHANGED,&page_changed)!=VBI_CONTROL_TRUE)
 298         page_changed=1;
 299
 300     if(!page_changed)
 301         return;
 302
 303     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_VBIPAGE,&vo_osd_teletext_page)!=VBI_CONTROL_TRUE)
 304         vo_osd_teletext_page=NULL;
 305     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_HALF_PAGE,&vo_osd_teletext_half)!=VBI_CONTROL_TRUE)
 306         vo_osd_teletext_half=0;
 307     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_MODE,&vo_osd_teletext_mode)!=VBI_CONTROL_TRUE)
 308         vo_osd_teletext_mode=0;
 309     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_FORMAT,&vo_osd_teletext_format)!=VBI_CONTROL_TRUE)
 310         vo_osd_teletext_format=0;
 311     vo_osd_changed(OSDTYPE_TELETEXT);
 312
 313     teletext_control(demuxer->teletext,TV_VBI_CONTROL_MARK_UNCHANGED,NULL);
 314 }
 315
 316 int select_audio(demuxer_t* demuxer, int audio_id, char* audio_lang)
 317 {
 318     if (audio_id == -1 && audio_lang)
 319         audio_id = demuxer_audio_track_by_lang(demuxer, audio_lang);
 320     if (audio_id == -1)
 321         audio_id = demuxer_default_audio_track(demuxer);
 322     if (audio_id != -1) // -1 (automatic) is the default behaviour of demuxers
 323         demuxer_switch_audio(demuxer, audio_id);
 324     if (audio_id == -2) { // some demuxers don't yet know how to switch to no sound
 325         demuxer->audio->id = -2;
 326         demuxer->audio->sh = NULL;
 327     }
 328     return demuxer->audio->id;
 329 }
 330
 331 bool attachment_is_font(struct demux_attachment *att)
 332 {
 333     if (!att->name || !att->type || !att->data || !att->data_size)
 334         return false;
 335     // match against MIME types
 336     if (strcmp(att->type, "application/x-truetype-font") == 0
 337         || strcmp(att->type, "application/x-font") == 0)
 338         return true;
 339     // fallback: match against file extension
 340     if (strlen(att->name) > 4) {
 341         char *ext = att->name + strlen(att->name) - 4;
 342         if (strcasecmp(ext, ".ttf") == 0 || strcasecmp(ext, ".ttc") == 0
 343             || strcasecmp(ext, ".otf") == 0)
 344             return true;
 345     }
 346     return false;
 347 }
 348
 349 /* Parse -noconfig common to both programs */
 350 int disable_system_conf=0;
 351 int disable_user_conf=0;
 352
 353 /* Disable all configuration files */
 354 static void noconfig_all(void)
 355 {
 356     disable_system_conf = 1;
 357     disable_user_conf = 1;
 358 }
 359
 360 const m_option_t noconfig_opts[] = {
 361     {"all", noconfig_all, CONF_TYPE_FUNC, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 0, NULL},
 362     {"system", &disable_system_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
 363     {"user", &disable_user_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
 364     {NULL, NULL, 0, 0, 0, 0, NULL}
 365 };
 366