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 #if defined(__MINGW32__) || defined(__CYGWIN__)
  20 #include <windows.h>
  21 #endif
  22 #include <stdlib.h>
  23 #include <stdbool.h>
  24
  25 #include "mpcommon.h"
  26 #include "options.h"
  27 #include "stream/stream.h"
  28 #include "libmpdemux/demuxer.h"
  29 #include "libmpdemux/stheader.h"
  30 #include "mplayer.h"
  31 #include "libvo/sub.h"
  32 #include "libvo/video_out.h"
  33 #include "cpudetect.h"
  34 #include "mp_msg.h"
  35 #include "spudec.h"
  36 #include "version.h"
  37 #include "vobsub.h"
  38 #include "av_sub.h"
  39 #include "libmpcodecs/dec_teletext.h"
  40 #include "ffmpeg_files/intreadwrite.h"
  41 #include "m_option.h"
  42
  43 double sub_last_pts = -303;
  44
  45 #ifdef CONFIG_ASS
  46 #include "ass_mp.h"
  47 ASS_Track *ass_track = 0; // current track to render
  48 #endif
  49
  50 sub_data* subdata = NULL;
  51 subtitle* vo_sub_last = NULL;
  52
  53 const char *mplayer_version  = "MPlayer " VERSION;
  54
  55 void print_version(const char* name)
  56 {
  57     mp_msg(MSGT_CPLAYER, MSGL_INFO, MP_TITLE, name);
  58
  59     /* Test for CPU capabilities (and corresponding OS support) for optimizing */
  60     GetCpuCaps(&gCpuCaps);
  61 #if ARCH_X86
  62     mp_msg(MSGT_CPLAYER, MSGL_V,
  63            "CPUflags:  MMX: %d MMX2: %d 3DNow: %d 3DNowExt: %d SSE: %d SSE2: %d SSSE3: %d\n",
  64            gCpuCaps.hasMMX, gCpuCaps.hasMMX2,
  65            gCpuCaps.has3DNow, gCpuCaps.has3DNowExt,
  66            gCpuCaps.hasSSE, gCpuCaps.hasSSE2, gCpuCaps.hasSSSE3);
  67 #if CONFIG_RUNTIME_CPUDETECT
  68     mp_tmsg(MSGT_CPLAYER,MSGL_V, "Compiled with runtime CPU detection.\n");
  69 #else
  70     mp_tmsg(MSGT_CPLAYER,MSGL_V, "Compiled for x86 CPU with extensions:");
  71 if (HAVE_MMX)
  72     mp_msg(MSGT_CPLAYER,MSGL_V," MMX");
  73 if (HAVE_MMX2)
  74     mp_msg(MSGT_CPLAYER,MSGL_V," MMX2");
  75 if (HAVE_AMD3DNOW)
  76     mp_msg(MSGT_CPLAYER,MSGL_V," 3DNow");
  77 if (HAVE_AMD3DNOWEXT)
  78     mp_msg(MSGT_CPLAYER,MSGL_V," 3DNowExt");
  79 if (HAVE_SSE)
  80     mp_msg(MSGT_CPLAYER,MSGL_V," SSE");
  81 if (HAVE_SSE2)
  82     mp_msg(MSGT_CPLAYER,MSGL_V," SSE2");
  83 if (HAVE_SSSE3)
  84     mp_msg(MSGT_CPLAYER,MSGL_V," SSSE3");
  85 if (HAVE_CMOV)
  86     mp_msg(MSGT_CPLAYER,MSGL_V," CMOV");
  87     mp_msg(MSGT_CPLAYER,MSGL_V,"\n");
  88 #endif /* CONFIG_RUNTIME_CPUDETECT */
  89 #endif /* ARCH_X86 */
  90 }
  91
  92 static bool is_text_sub(int type)
  93 {
  94     return type == 't' || type == 'm' || type == 'a';
  95 }
  96
  97 static bool is_av_sub(int type)
  98 {
  99     return type == 'b' || type == 'p' || type == 'x';
 100 }
 101
 102 void update_subtitles(struct MPContext *mpctx, struct MPOpts *opts,
 103                       sh_video_t *sh_video, double refpts, double sub_offset,
 104                       demux_stream_t *d_dvdsub, int reset)
 105 {
 106     double curpts = refpts + sub_delay;
 107     unsigned char *packet=NULL;
 108     int len;
 109     int type = d_dvdsub->sh ? ((sh_sub_t *)d_dvdsub->sh)->type : 'v';
 110     static subtitle subs;
 111     if (reset) {
 112         sub_clear_text(&subs, MP_NOPTS_VALUE);
 113         if (vo_sub) {
 114             set_osd_subtitle(mpctx, NULL);
 115         }
 116         if (vo_spudec) {
 117             spudec_reset(vo_spudec);
 118             vo_osd_changed(OSDTYPE_SPU);
 119         }
 120 #ifdef CONFIG_FFMPEG
 121         if (is_av_sub(type))
 122             reset_avsub(d_dvdsub->sh);
 123 #endif
 124         return;
 125     }
 126     // find sub
 127     if (subdata) {
 128         if (sub_fps==0) sub_fps = sh_video ? sh_video->fps : 25;
 129         current_module = "find_sub";
 130         if (refpts > sub_last_pts || refpts < sub_last_pts-1.0) {
 131             find_sub(mpctx, subdata, curpts *
 132                      (subdata->sub_uses_time ? 100. : sub_fps));
 133             if (vo_sub) vo_sub_last = vo_sub;
 134             // FIXME! frame counter...
 135             sub_last_pts = refpts;
 136         }
 137     }
 138
 139     // DVD sub:
 140     if (vobsub_id >= 0 || type == 'v') {
 141         int timestamp;
 142         current_module = "spudec";
 143         /* Get a sub packet from the DVD or a vobsub */
 144         while(1) {
 145             // Vobsub
 146             len = 0;
 147             if (vo_vobsub) {
 148                 if (curpts >= 0) {
 149                     len = vobsub_get_packet(vo_vobsub, curpts,
 150                                             (void**)&packet, &timestamp);
 151                     if (len > 0) {
 152                         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);
 153                     }
 154                 }
 155             } else {
 156                 // DVD sub
 157                 len = ds_get_packet_sub(d_dvdsub, (unsigned char**)&packet);
 158                 if (len > 0) {
 159                     // XXX This is wrong, sh_video->pts can be arbitrarily
 160                     // much behind demuxing position. Unfortunately using
 161                     // d_video->pts which would have been the simplest
 162                     // improvement doesn't work because mpeg specific hacks
 163                     // in video.c set d_video->pts to 0.
 164                     float x = d_dvdsub->pts - refpts;
 165                     if (x > -20 && x < 20) // prevent missing subs on pts reset
 166                         timestamp = 90000*d_dvdsub->pts;
 167                     else timestamp = 90000*curpts;
 168                     mp_dbg(MSGT_CPLAYER, MSGL_V, "\rDVD sub: len=%d  "
 169                            "v_pts=%5.3f  s_pts=%5.3f  ts=%d \n", len,
 170                            refpts, d_dvdsub->pts, timestamp);
 171                 }
 172             }
 173             if (len<=0 || !packet) break;
 174             // create it only here, since with some broken demuxers we might
 175             // type = v but no DVD sub and we currently do not change the
 176             // "original frame size" ever after init, leading to wrong-sized
 177             // PGS subtitles.
 178             if (!vo_spudec)
 179                 vo_spudec = spudec_new(NULL);
 180             if (vo_vobsub || timestamp >= 0)
 181                 spudec_assemble(vo_spudec, packet, len, timestamp);
 182         }
 183     } else if (is_text_sub(type) || is_av_sub(type) || type == 'd') {
 184         if (type == 'd' && !d_dvdsub->demuxer->teletext) {
 185             tt_stream_props tsp = {0};
 186             void *ptr = &tsp;
 187             if (teletext_control(NULL, TV_VBI_CONTROL_START, &ptr) == VBI_CONTROL_TRUE)
 188                 d_dvdsub->demuxer->teletext = ptr;
 189         }
 190         if (d_dvdsub->non_interleaved)
 191             ds_get_next_pts(d_dvdsub);
 192
 193         int orig_type = type;
 194         while (d_dvdsub->first) {
 195             double subpts = ds_get_next_pts(d_dvdsub) + sub_offset;
 196             type = orig_type;
 197             if (subpts > curpts) {
 198                 // Libass handled subs can be fed to it in advance
 199                 if (!opts->ass_enabled || !is_text_sub(type))
 200                     break;
 201                 // Try to avoid demuxing whole file at once
 202                 if (d_dvdsub->non_interleaved && subpts > curpts + 1)
 203                     break;
 204             }
 205             double endpts = d_dvdsub->first->endpts + sub_offset;
 206             len = ds_get_packet_sub(d_dvdsub, &packet);
 207             if (is_av_sub(type)) {
 208 #ifdef CONFIG_FFMPEG
 209                 type = decode_avsub(d_dvdsub->sh, &packet, &len, &subpts, &endpts);
 210                 if (type <= 0)
 211 #endif
 212                     continue;
 213             }
 214             if (type == 'm') {
 215                 if (len < 2) continue;
 216                 len = FFMIN(len - 2, AV_RB16(packet));
 217                 packet += 2;
 218             }
 219             if (type == 'd') {
 220                 if (d_dvdsub->demuxer->teletext) {
 221                     uint8_t *p = packet;
 222                     p++;
 223                     len--;
 224                     while (len >= 46) {
 225                         int sublen = p[1];
 226                         if (p[0] == 2 || p[0] == 3)
 227                             teletext_control(d_dvdsub->demuxer->teletext,
 228                                 TV_VBI_CONTROL_DECODE_DVB, p + 2);
 229                         p   += sublen + 2;
 230                         len -= sublen + 2;
 231                     }
 232                 }
 233                 continue;
 234             }
 235 #ifdef CONFIG_ASS
 236             if (opts->ass_enabled) {
 237                 sh_sub_t* sh = d_dvdsub->sh;
 238                 ass_track = sh ? sh->ass_track : NULL;
 239                 if (!ass_track) continue;
 240                 if (type == 'a') { // ssa/ass subs with libass
 241                     ass_process_chunk(ass_track, packet, len,
 242                                       (long long)(subpts*1000 + 0.5),
 243                                       (long long)((endpts-subpts)*1000 + 0.5));
 244                 } else { // plaintext subs with libass
 245                     if (subpts != MP_NOPTS_VALUE) {
 246                         subtitle tmp_subs = {0};
 247                         if (endpts == MP_NOPTS_VALUE) endpts = subpts + 3;
 248                         sub_add_text(&tmp_subs, packet, len, endpts);
 249                         tmp_subs.start = subpts * 100;
 250                         tmp_subs.end = endpts * 100;
 251                         ass_process_subtitle(ass_track, &tmp_subs);
 252                         sub_clear_text(&tmp_subs, MP_NOPTS_VALUE);
 253                     }
 254                 }
 255                 continue;
 256             }
 257 #endif
 258             if (subpts != MP_NOPTS_VALUE) {
 259                 if (endpts == MP_NOPTS_VALUE)
 260                     sub_clear_text(&subs, MP_NOPTS_VALUE);
 261                 if (type == 'a') { // ssa/ass subs without libass => convert to plaintext
 262                     int i;
 263                     unsigned char* p = packet;
 264                     for (i=0; i < 8 && *p != '\0'; p++)
 265                         if (*p == ',')
 266                             i++;
 267                     if (*p == '\0')  /* Broken line? */
 268                         continue;
 269                     len -= p - packet;
 270                     packet = p;
 271                 }
 272                 sub_add_text(&subs, packet, len, endpts);
 273                 set_osd_subtitle(mpctx, &subs);
 274             }
 275             if (d_dvdsub->non_interleaved)
 276                 ds_get_next_pts(d_dvdsub);
 277         }
 278         if (!opts->ass_enabled)
 279             if (sub_clear_text(&subs, curpts))
 280                 set_osd_subtitle(mpctx, &subs);
 281     }
 282     if (vo_spudec) {
 283         spudec_heartbeat(vo_spudec, 90000*curpts);
 284         if (spudec_changed(vo_spudec))
 285             vo_osd_changed(OSDTYPE_SPU);
 286     }
 287
 288     current_module=NULL;
 289 }
 290
 291 void update_teletext(sh_video_t *sh_video, demuxer_t *demuxer, int reset)
 292 {
 293     int page_changed;
 294
 295     if (!demuxer->teletext)
 296         return;
 297
 298     //Also forcing page update when such ioctl is not supported or call error occured
 299     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_IS_CHANGED,&page_changed)!=VBI_CONTROL_TRUE)
 300         page_changed=1;
 301
 302     if(!page_changed)
 303         return;
 304
 305     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_VBIPAGE,&vo_osd_teletext_page)!=VBI_CONTROL_TRUE)
 306         vo_osd_teletext_page=NULL;
 307     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_HALF_PAGE,&vo_osd_teletext_half)!=VBI_CONTROL_TRUE)
 308         vo_osd_teletext_half=0;
 309     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_MODE,&vo_osd_teletext_mode)!=VBI_CONTROL_TRUE)
 310         vo_osd_teletext_mode=0;
 311     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_FORMAT,&vo_osd_teletext_format)!=VBI_CONTROL_TRUE)
 312         vo_osd_teletext_format=0;
 313     vo_osd_changed(OSDTYPE_TELETEXT);
 314
 315     teletext_control(demuxer->teletext,TV_VBI_CONTROL_MARK_UNCHANGED,NULL);
 316 }
 317
 318 int select_audio(demuxer_t* demuxer, int audio_id, char* audio_lang)
 319 {
 320     if (audio_id == -1)
 321         audio_id = demuxer_audio_track_by_lang_and_default(demuxer, audio_lang);
 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