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