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 *mencoder_version = "MEncoder " VERSION;
  54 const char *mplayer_version  = "MPlayer " VERSION;
  55
  56 void print_version(const char* name)
  57 {
  58     mp_msg(MSGT_CPLAYER, MSGL_INFO, MP_TITLE, name);
  59
  60     /* Test for CPU capabilities (and corresponding OS support) for optimizing */
  61     GetCpuCaps(&gCpuCaps);
  62 #if ARCH_X86
  63     mp_msg(MSGT_CPLAYER, MSGL_V,
  64            "CPUflags:  MMX: %d MMX2: %d 3DNow: %d 3DNowExt: %d SSE: %d SSE2: %d SSSE3: %d\n",
  65            gCpuCaps.hasMMX, gCpuCaps.hasMMX2,
  66            gCpuCaps.has3DNow, gCpuCaps.has3DNowExt,
  67            gCpuCaps.hasSSE, gCpuCaps.hasSSE2, gCpuCaps.hasSSSE3);
  68 #if CONFIG_RUNTIME_CPUDETECT
  69     mp_tmsg(MSGT_CPLAYER,MSGL_V, "Compiled with runtime CPU detection.\n");
  70 #else
  71     mp_tmsg(MSGT_CPLAYER,MSGL_V, "Compiled for x86 CPU with extensions:");
  72 if (HAVE_MMX)
  73     mp_msg(MSGT_CPLAYER,MSGL_V," MMX");
  74 if (HAVE_MMX2)
  75     mp_msg(MSGT_CPLAYER,MSGL_V," MMX2");
  76 if (HAVE_AMD3DNOW)
  77     mp_msg(MSGT_CPLAYER,MSGL_V," 3DNow");
  78 if (HAVE_AMD3DNOWEXT)
  79     mp_msg(MSGT_CPLAYER,MSGL_V," 3DNowExt");
  80 if (HAVE_SSE)
  81     mp_msg(MSGT_CPLAYER,MSGL_V," SSE");
  82 if (HAVE_SSE2)
  83     mp_msg(MSGT_CPLAYER,MSGL_V," SSE2");
  84 if (HAVE_SSSE3)
  85     mp_msg(MSGT_CPLAYER,MSGL_V," SSSE3");
  86 if (HAVE_CMOV)
  87     mp_msg(MSGT_CPLAYER,MSGL_V," CMOV");
  88     mp_msg(MSGT_CPLAYER,MSGL_V,"\n");
  89 #endif /* CONFIG_RUNTIME_CPUDETECT */
  90 #endif /* ARCH_X86 */
  91 }
  92
  93 static bool is_text_sub(int type)
  94 {
  95     return type == 't' || type == 'm' || type == 'a';
  96 }
  97
  98 static bool is_av_sub(int type)
  99 {
 100     return type == 'b' || type == 'p' || type == 'x';
 101 }
 102
 103 void update_subtitles(struct MPContext *mpctx, struct MPOpts *opts,
 104                       sh_video_t *sh_video, double refpts, double sub_offset,
 105                       demux_stream_t *d_dvdsub, int reset)
 106 {
 107     double curpts = refpts + sub_delay;
 108     unsigned char *packet=NULL;
 109     int len;
 110     int type = d_dvdsub->sh ? ((sh_sub_t *)d_dvdsub->sh)->type : 'v';
 111     static subtitle subs;
 112     if (reset) {
 113         sub_clear_text(&subs, MP_NOPTS_VALUE);
 114         if (vo_sub) {
 115             set_osd_subtitle(mpctx, NULL);
 116         }
 117         if (vo_spudec) {
 118             spudec_reset(vo_spudec);
 119             vo_osd_changed(OSDTYPE_SPU);
 120         }
 121 #ifdef CONFIG_FFMPEG
 122         if (is_av_sub(type))
 123             reset_avsub(d_dvdsub->sh);
 124 #endif
 125         return;
 126     }
 127     // find sub
 128     if (subdata) {
 129         if (sub_fps==0) sub_fps = sh_video ? sh_video->fps : 25;
 130         current_module = "find_sub";
 131         if (refpts > sub_last_pts || refpts < sub_last_pts-1.0) {
 132             find_sub(mpctx, subdata, curpts *
 133                      (subdata->sub_uses_time ? 100. : sub_fps));
 134             if (vo_sub) vo_sub_last = vo_sub;
 135             // FIXME! frame counter...
 136             sub_last_pts = refpts;
 137         }
 138     }
 139
 140     // DVD sub:
 141     if (vobsub_id >= 0 || type == 'v') {
 142         int timestamp;
 143         current_module = "spudec";
 144         /* Get a sub packet from the DVD or a vobsub */
 145         while(1) {
 146             // Vobsub
 147             len = 0;
 148             if (vo_vobsub) {
 149                 if (curpts >= 0) {
 150                     len = vobsub_get_packet(vo_vobsub, curpts,
 151                                             (void**)&packet, &timestamp);
 152                     if (len > 0) {
 153                         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);
 154                     }
 155                 }
 156             } else {
 157                 // DVD sub
 158                 len = ds_get_packet_sub(d_dvdsub, (unsigned char**)&packet);
 159                 if (len > 0) {
 160                     // XXX This is wrong, sh_video->pts can be arbitrarily
 161                     // much behind demuxing position. Unfortunately using
 162                     // d_video->pts which would have been the simplest
 163                     // improvement doesn't work because mpeg specific hacks
 164                     // in video.c set d_video->pts to 0.
 165                     float x = d_dvdsub->pts - refpts;
 166                     if (x > -20 && x < 20) // prevent missing subs on pts reset
 167                         timestamp = 90000*d_dvdsub->pts;
 168                     else timestamp = 90000*curpts;
 169                     mp_dbg(MSGT_CPLAYER, MSGL_V, "\rDVD sub: len=%d  "
 170                            "v_pts=%5.3f  s_pts=%5.3f  ts=%d \n", len,
 171                            refpts, d_dvdsub->pts, timestamp);
 172                 }
 173             }
 174             if (len<=0 || !packet) break;
 175             // create it only here, since with some broken demuxers we might
 176             // type = v but no DVD sub and we currently do not change the
 177             // "original frame size" ever after init, leading to wrong-sized
 178             // PGS subtitles.
 179             if (!vo_spudec)
 180                 vo_spudec = spudec_new(NULL);
 181             if (vo_vobsub || timestamp >= 0)
 182                 spudec_assemble(vo_spudec, packet, len, timestamp);
 183         }
 184     } else if (is_text_sub(type) || is_av_sub(type) || type == 'd') {
 185         if (type == 'd' && !d_dvdsub->demuxer->teletext) {
 186             tt_stream_props tsp = {0};
 187             void *ptr = &tsp;
 188             if (teletext_control(NULL, TV_VBI_CONTROL_START, &ptr) == VBI_CONTROL_TRUE)
 189                 d_dvdsub->demuxer->teletext = ptr;
 190         }
 191         if (d_dvdsub->non_interleaved)
 192             ds_get_next_pts(d_dvdsub);
 193
 194         int orig_type = type;
 195         while (d_dvdsub->first) {
 196             double subpts = ds_get_next_pts(d_dvdsub) + sub_offset;
 197             type = orig_type;
 198             if (subpts > curpts) {
 199                 // Libass handled subs can be fed to it in advance
 200                 if (!opts->ass_enabled || !is_text_sub(type))
 201                     break;
 202                 // Try to avoid demuxing whole file at once
 203                 if (d_dvdsub->non_interleaved && subpts > curpts + 1)
 204                     break;
 205             }
 206             double endpts = d_dvdsub->first->endpts + sub_offset;
 207             len = ds_get_packet_sub(d_dvdsub, &packet);
 208             if (is_av_sub(type)) {
 209 #ifdef CONFIG_FFMPEG
 210                 type = decode_avsub(d_dvdsub->sh, &packet, &len, &subpts, &endpts);
 211                 if (type <= 0)
 212 #endif
 213                     continue;
 214             }
 215             if (type == 'm') {
 216                 if (len < 2) continue;
 217                 len = FFMIN(len - 2, AV_RB16(packet));
 218                 packet += 2;
 219             }
 220             if (type == 'd') {
 221                 if (d_dvdsub->demuxer->teletext) {
 222                     uint8_t *p = packet;
 223                     p++;
 224                     len--;
 225                     while (len >= 46) {
 226                         int sublen = p[1];
 227                         if (p[0] == 2 || p[0] == 3)
 228                             teletext_control(d_dvdsub->demuxer->teletext,
 229                                 TV_VBI_CONTROL_DECODE_DVB, p + 2);
 230                         p   += sublen + 2;
 231                         len -= sublen + 2;
 232                     }
 233                 }
 234                 continue;
 235             }
 236 #ifdef CONFIG_ASS
 237             if (opts->ass_enabled) {
 238                 sh_sub_t* sh = d_dvdsub->sh;
 239                 ass_track = sh ? sh->ass_track : NULL;
 240                 if (!ass_track) continue;
 241                 if (type == 'a') { // ssa/ass subs with libass
 242                     ass_process_chunk(ass_track, packet, len,
 243                                       (long long)(subpts*1000 + 0.5),
 244                                       (long long)((endpts-subpts)*1000 + 0.5));
 245                 } else { // plaintext subs with libass
 246                     if (subpts != MP_NOPTS_VALUE) {
 247                         subtitle tmp_subs = {0};
 248                         if (endpts == MP_NOPTS_VALUE) endpts = subpts + 3;
 249                         sub_add_text(&tmp_subs, packet, len, endpts);
 250                         tmp_subs.start = subpts * 100;
 251                         tmp_subs.end = endpts * 100;
 252                         ass_process_subtitle(ass_track, &tmp_subs);
 253                         sub_clear_text(&tmp_subs, MP_NOPTS_VALUE);
 254                     }
 255                 }
 256                 continue;
 257             }
 258 #endif
 259             if (subpts != MP_NOPTS_VALUE) {
 260                 if (endpts == MP_NOPTS_VALUE)
 261                     sub_clear_text(&subs, MP_NOPTS_VALUE);
 262                 if (type == 'a') { // ssa/ass subs without libass => convert to plaintext
 263                     int i;
 264                     unsigned char* p = packet;
 265                     for (i=0; i < 8 && *p != '\0'; p++)
 266                         if (*p == ',')
 267                             i++;
 268                     if (*p == '\0')  /* Broken line? */
 269                         continue;
 270                     len -= p - packet;
 271                     packet = p;
 272                 }
 273                 sub_add_text(&subs, packet, len, endpts);
 274                 set_osd_subtitle(mpctx, &subs);
 275             }
 276             if (d_dvdsub->non_interleaved)
 277                 ds_get_next_pts(d_dvdsub);
 278         }
 279         if (!opts->ass_enabled)
 280             if (sub_clear_text(&subs, curpts))
 281                 set_osd_subtitle(mpctx, &subs);
 282     }
 283     if (vo_spudec) {
 284         spudec_heartbeat(vo_spudec, 90000*curpts);
 285         if (spudec_changed(vo_spudec))
 286             vo_osd_changed(OSDTYPE_SPU);
 287     }
 288
 289     current_module=NULL;
 290 }
 291
 292 void update_teletext(sh_video_t *sh_video, demuxer_t *demuxer, int reset)
 293 {
 294     int page_changed;
 295
 296     if (!demuxer->teletext)
 297         return;
 298
 299     //Also forcing page update when such ioctl is not supported or call error occured
 300     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_IS_CHANGED,&page_changed)!=VBI_CONTROL_TRUE)
 301         page_changed=1;
 302
 303     if(!page_changed)
 304         return;
 305
 306     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_VBIPAGE,&vo_osd_teletext_page)!=VBI_CONTROL_TRUE)
 307         vo_osd_teletext_page=NULL;
 308     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_HALF_PAGE,&vo_osd_teletext_half)!=VBI_CONTROL_TRUE)
 309         vo_osd_teletext_half=0;
 310     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_MODE,&vo_osd_teletext_mode)!=VBI_CONTROL_TRUE)
 311         vo_osd_teletext_mode=0;
 312     if(teletext_control(demuxer->teletext,TV_VBI_CONTROL_GET_FORMAT,&vo_osd_teletext_format)!=VBI_CONTROL_TRUE)
 313         vo_osd_teletext_format=0;
 314     vo_osd_changed(OSDTYPE_TELETEXT);
 315
 316     teletext_control(demuxer->teletext,TV_VBI_CONTROL_MARK_UNCHANGED,NULL);
 317 }
 318
 319 int select_audio(demuxer_t* demuxer, int audio_id, char* audio_lang)
 320 {
 321     if (audio_id == -1)
 322         audio_id = demuxer_audio_track_by_lang_and_default(demuxer, audio_lang);
 323     if (audio_id != -1) // -1 (automatic) is the default behaviour of demuxers
 324         demuxer_switch_audio(demuxer, audio_id);
 325     if (audio_id == -2) { // some demuxers don't yet know how to switch to no sound
 326         demuxer->audio->id = -2;
 327         demuxer->audio->sh = NULL;
 328     }
 329     return demuxer->audio->id;
 330 }
 331
 332 bool attachment_is_font(struct demux_attachment *att)
 333 {
 334     if (!att->name || !att->type || !att->data || !att->data_size)
 335         return false;
 336     // match against MIME types
 337     if (strcmp(att->type, "application/x-truetype-font") == 0
 338         || strcmp(att->type, "application/x-font") == 0)
 339         return true;
 340     // fallback: match against file extension
 341     if (strlen(att->name) > 4) {
 342         char *ext = att->name + strlen(att->name) - 4;
 343         if (strcasecmp(ext, ".ttf") == 0 || strcasecmp(ext, ".ttc") == 0
 344             || strcasecmp(ext, ".otf") == 0)
 345             return true;
 346     }
 347     return false;
 348 }
 349
 350 /* Parse -noconfig common to both programs */
 351 int disable_system_conf=0;
 352 int disable_user_conf=0;
 353
 354 /* Disable all configuration files */
 355 static void noconfig_all(void)
 356 {
 357     disable_system_conf = 1;
 358     disable_user_conf = 1;
 359 }
 360
 361 const m_option_t noconfig_opts[] = {
 362     {"all", noconfig_all, CONF_TYPE_FUNC, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 0, NULL},
 363     {"system", &disable_system_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
 364     {"user", &disable_user_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
 365     {NULL, NULL, 0, 0, 0, 0, NULL}
 366 };
 367