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