4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "bcsignals.h"
24 #include "byteorder.h"
26 #include "cmodel_permutation.h"
33 #include "mainerror.h"
35 #include "mwindow.inc"
36 #include "preferences.h"
38 #include "quicktime.h"
40 #include "videodevice.inc"
42 #include <sys/types.h>
49 #define READ_SIZE 3*66000
51 /* This code was aspired by ffmpeg2theora */
52 /* Special thanks for help on this code goes out to j@v2v.cc */
54 int ogg_ret0, ogg_ret1, ogg_ret2;
56 FileOGG::FileOGG(Asset *asset, File *file)
57 : FileBase(asset, file)
59 if(asset->format == FILE_UNKNOWN)
60 asset->format = FILE_OGG;
61 asset->byte_order = 0;
72 ogg_sync_clear(&tf->videosync->sync);
74 theora_info_clear(&tf->ti);
75 theora_comment_clear(&tf->tc);
79 ogg_sync_clear(&tf->audiosync->sync);
81 vorbis_info_clear(&tf->vi);
82 vorbis_comment_clear(&tf->vc);
86 if (temp_frame) delete temp_frame;
87 if (stream) close_file();
90 for(int i = 0; i < asset->channels; i++)
91 delete [] pcm_history[i];
92 delete [] pcm_history;
95 if (flush_lock) delete flush_lock;
98 void FileOGG::get_parameters(BC_WindowBase *parent_window,
100 BC_WindowBase* &format_window,
106 OGGConfigAudio *window = new OGGConfigAudio(parent_window, asset);
107 format_window = window;
108 window->create_objects();
109 window->run_window();
115 OGGConfigVideo *window = new OGGConfigVideo(parent_window, asset);
116 format_window = window;
117 window->create_objects();
118 window->run_window();
123 int FileOGG::reset_parameters_derived()
134 static int read_buffer(FILE *in, sync_window_t *sw, int buflen)
136 char *buffer = ogg_sync_buffer(&sw->sync, buflen);
137 // printf("reading range: %lli - %lli\n", sw->file_bufpos, sw->file_bufpos + buflen);
138 sw->wlen = fread(buffer, 1, buflen, in);
139 ogg_sync_wrote(&sw->sync, sw->wlen);
140 // printf("XX data: %c %c %c %c\n", sw->sync.data[0], sw->sync.data[1], sw->sync.data[2], sw->sync.data[3]);
141 sw->file_bufpos += sw->wlen;
142 // printf("sb: %i\n",buffer);
146 static int read_buffer_at(FILE *in, sync_window_t *sw, int buflen, off_t filepos)
148 // printf("seeking to %lli %lli\n", filepos, sw->file_bufpos);
149 fseeko(in, filepos, SEEK_SET);
150 // if (sw->file_bufpos != filepos)
152 sw->file_bufpos = filepos;
153 sw->file_pagepos = filepos; // this one is not valid until sync_pageseek!
154 ogg_sync_reset(&sw->sync);
157 return read_buffer(in, sw, buflen);
160 static int take_page_out_autoadvance(FILE *in, sync_window_t *sw, ogg_page *og)
164 int ret = ogg_sync_pageout(&sw->sync, og);
167 // printf("fpa: %lli\n", sw->file_pagepos);
168 // advance 'virtual' position
169 sw->file_pagepos += og->header_len + og->body_len;
170 // printf("ret2: %i %i\n",ret, og->header_len + og->body_len);
175 printf(_("FileOGG: Taking page out on nonsynced stream!\n"));
180 // need more data for page
181 if ((ret = read_buffer(in, sw, READ_SIZE)) == 0)
183 printf(_("FileOGG: There is no more data in the file we are reading from\n"));
184 return 0; // No more data
192 // we never need to autoadvance when syncing, since our read chunks are larger than
194 static int sync_and_take_page_out(sync_window_t *sw, ogg_page *page)
196 page->header_len = 0;
200 int ret = ogg_sync_pageseek(&sw->sync, page);
203 sw->file_pagepos -= ret;
207 sw->file_pagepos += ret;
208 // printf("ret: %i %i\n",ret, page->header_len + page->body_len);
213 int FileOGG::open_file(int rd, int wr)
217 tf = new theoraframes_info_t;
227 if((stream = fopen(asset->path, "w+b")) == 0)
229 perror(_("FileOGG::open_file rdwr"));
233 tf->audio_bytesout = 0;
234 tf->video_bytesout = 0;
240 tf->apage_buffer_length = 0;
241 tf->vpage_buffer_length = 0;
248 /* yayness. Set up Ogg output stream */
251 if(asset->video_data)
253 ogg_stream_init (&tf->to, rand ()); /* oops, add one ot the above */
255 theora_info_init (&tf->ti);
257 tf->ti.frame_width = asset->width;
258 tf->ti.frame_height = asset->height;
260 tf->ti.width = ((asset->width + 15) >>4)<<4; // round up to the nearest multiple of 16
261 tf->ti.height = ((asset->height + 15) >>4)<<4; // round up to the nearest multiple of 16
262 if (tf->ti.width != tf->ti.frame_width || tf->ti.height != tf->ti.frame_height)
263 printf(_("FileOGG: WARNING: Encoding theora when width or height are not dividable by 16 is suboptimal\n"));
266 tf->ti.offset_y = tf->ti.height - tf->ti.frame_height;
267 tf->ti.fps_numerator = (unsigned int)(asset->frame_rate * 1000000);
268 tf->ti.fps_denominator = 1000000;
270 if (asset->aspect_ratio > 0)
272 // Cinelerra uses frame aspect ratio, theora uses pixel aspect ratio
273 float pixel_aspect = asset->aspect_ratio / asset->width * asset->height;
274 tf->ti.aspect_numerator = (unsigned int)(pixel_aspect * 1000000);
275 tf->ti.aspect_denominator = 1000000;
278 tf->ti.aspect_numerator = 1000000;
279 tf->ti.aspect_denominator = 1000000;
281 if(EQUIV(asset->frame_rate, 25) || EQUIV(asset->frame_rate, 50))
282 tf->ti.colorspace = OC_CS_ITU_REC_470BG;
283 else if((asset->frame_rate > 29 && asset->frame_rate < 31) || (asset->frame_rate > 59 && asset->frame_rate < 61) )
284 tf->ti.colorspace = OC_CS_ITU_REC_470M;
286 tf->ti.colorspace = OC_CS_UNSPECIFIED;
288 if (asset->theora_fix_bitrate)
290 tf->ti.target_bitrate = asset->theora_bitrate;
294 tf->ti.target_bitrate = 0;
295 tf->ti.quality = asset->theora_quality; // video quality 0-63
297 tf->ti.dropframes_p = 0;
299 tf->ti.keyframe_auto_p = 1;
300 tf->ti.keyframe_frequency = asset->theora_keyframe_frequency;
301 tf->ti.keyframe_frequency_force = asset->theora_keyframe_force_frequency;
302 tf->ti.keyframe_data_target_bitrate = (unsigned int) (tf->ti.target_bitrate * 1.5) ;
303 tf->ti.keyframe_auto_threshold = 80;
304 tf->ti.keyframe_mindistance = 8;
305 tf->ti.noise_sensitivity = 1;
306 tf->ti.sharpness = 2;
309 if (theora_encode_init (&tf->td, &tf->ti))
311 printf(_("FileOGG: initialization of theora codec failed\n"));
314 /* init theora done */
316 /* initialize Vorbis too, if we have audio. */
317 if(asset->audio_data)
319 ogg_stream_init (&tf->vo, rand ());
320 vorbis_info_init (&tf->vi);
321 /* Encoding using a VBR quality mode. */
323 if(!asset->vorbis_vbr)
325 ret = vorbis_encode_init(&tf->vi,
328 asset->vorbis_max_bitrate,
329 asset->vorbis_bitrate,
330 asset->vorbis_min_bitrate);
333 // Set true VBR as demonstrated by http://svn.xiph.org/trunk/vorbis/doc/vorbisenc/examples.html
334 ret = vorbis_encode_setup_managed(&tf->vi,
338 asset->vorbis_bitrate,
340 ret |= vorbis_encode_ctl(&tf->vi, OV_ECTL_RATEMANAGE_AVG, NULL);
341 ret |= vorbis_encode_setup_init(&tf->vi);
346 eprintf(_("The Vorbis encoder could not set up a mode according to\n"
347 "the requested quality or bitrate.\n\n"));
351 vorbis_comment_init (&tf->vc); // comment is cleared lateron
352 vorbis_comment_add_tag (&tf->vc, (char*)"ENCODER", (char*)PROGRAM_NAME " " CINELERRA_VERSION);
353 /* set up the analysis state and auxiliary encoding storage */
354 vorbis_analysis_init (&tf->vd, &tf->vi);
355 vorbis_block_init (&tf->vd, &tf->vb);
358 /* audio init done */
360 /* write the bitstream header packets with proper page interleave */
362 /* first packet will get its own page automatically */
363 if(asset->video_data)
365 theora_encode_header (&tf->td, &tf->op);
366 ogg_stream_packetin (&tf->to, &tf->op);
367 if (ogg_stream_pageout (&tf->to, &tf->og) != 1)
369 eprintf(_("Internal Ogg library error.\n"));
372 fwrite (tf->og.header, 1, tf->og.header_len, stream);
373 fwrite (tf->og.body, 1, tf->og.body_len, stream);
375 /* create the remaining theora headers */
376 theora_comment_init (&tf->tc);
377 theora_comment_add_tag (&tf->tc, (char*)"ENCODER", (char*)PROGRAM_NAME " " CINELERRA_VERSION);
378 theora_encode_comment (&tf->tc, &tf->op);
379 ogg_stream_packetin (&tf->to, &tf->op);
380 theora_comment_clear(&tf->tc);
381 theora_encode_tables (&tf->td, &tf->op);
382 ogg_stream_packetin (&tf->to, &tf->op);
384 if(asset->audio_data)
387 ogg_packet header_comm;
388 ogg_packet header_code;
390 vorbis_analysis_headerout (&tf->vd, &tf->vc, &header,
391 &header_comm, &header_code);
392 ogg_stream_packetin (&tf->vo, &header); /* automatically placed in its own page */
393 vorbis_comment_clear(&tf->vc);
394 if (ogg_stream_pageout (&tf->vo, &tf->og) != 1)
396 eprintf(_("Internal Ogg library error.\n"));
399 fwrite (tf->og.header, 1, tf->og.header_len, stream);
400 fwrite (tf->og.body, 1, tf->og.body_len, stream);
402 /* remaining vorbis header packets */
403 ogg_stream_packetin (&tf->vo, &header_comm);
404 ogg_stream_packetin (&tf->vo, &header_code);
407 /* Flush the rest of our headers. This ensures
408 * the actual data in each stream will start
409 * on a new page, as per spec. */
410 while (1 && asset->video_data)
412 int result = ogg_stream_flush (&tf->to, &tf->og);
416 eprintf(_("Internal Ogg library error.\n"));
421 fwrite (tf->og.header, 1, tf->og.header_len, stream);
422 fwrite (tf->og.body, 1, tf->og.body_len, stream);
424 while (1 && asset->audio_data)
426 int result = ogg_stream_flush (&tf->vo, &tf->og);
430 eprintf(_("Internal Ogg library error.\n"));
435 fwrite (tf->og.header, 1, tf->og.header_len, stream);
436 fwrite (tf->og.body, 1, tf->og.body_len, stream);
438 flush_lock = new Mutex("OGGFile::Flush lock");
439 // printf("End of headers at position: %lli\n", ftello(stream));
444 if((stream = fopen(asset->path, "rb")) == 0)
446 perror(_("FileOGG::open_file rdwr"));
450 /* get file length */
451 struct stat file_stat;
452 stat(asset->path, &file_stat);
453 file_length = file_stat.st_size;
455 /* start up Ogg stream synchronization layer */
456 /* oy is used just here to parse header, we use separate syncs for video and audio*/
458 ogg_sync_init(&oy.sync);
459 // make sure we init the position structures to zero
460 read_buffer_at(stream, &oy, READ_SIZE, 0);
463 /* init supporting Vorbis structures needed in header parsing */
464 vorbis_info_init(&tf->vi);
465 vorbis_comment_init(&tf->vc);
468 /* init supporting Theora structures needed in header parsing */
469 theora_comment_init(&tf->tc);
470 theora_info_init(&tf->ti);
474 /* Ogg file open; parse the headers */
475 /* Only interested in Vorbis/Theora streams */
483 // int ret = read_buffer(stream, &oy, 4096);
484 TRACE("FileOGG::open_file 60")
488 while(take_page_out_autoadvance(stream, &oy, &tf->og) > 0)
490 ogg_stream_state test;
492 /* is this a mandated initial header? If not, stop parsing */
493 if(!ogg_page_bos(&tf->og))
495 /* don't leak the page; get it into the appropriate stream */
496 // queue_page(&tf->og);
497 if(theora_p)ogg_stream_pagein(&tf->to, &tf->og);
498 if(vorbis_p)ogg_stream_pagein(&tf->vo, &tf->og);
504 ogg_stream_init(&test, ogg_page_serialno(&tf->og));
505 ogg_stream_pagein(&test, &tf->og);
506 ogg_stream_packetout(&test, &tf->op);
508 /* identify the codec: try theora */
509 if(!theora_p && theora_decode_header(&tf->ti, &tf->tc, &tf->op)>=0)
512 memcpy(&tf->to, &test, sizeof(test));
514 // find out granule shift - from liboggz's oggz_auto.c
515 unsigned char * header = tf->op.packet;
516 theora_keyframe_granule_shift = (char) ((header[40] & 0x03) << 3);
517 theora_keyframe_granule_shift |= (header[41] & 0xe0) >> 5;
519 } else if(!vorbis_p && vorbis_synthesis_headerin(&tf->vi, &tf->vc, &tf->op)>=0)
522 memcpy(&tf->vo, &test, sizeof(test));
526 /* whatever it is, we don't care about it */
527 ogg_stream_clear(&test);
530 /* fall through to non-bos page parsing */
534 /* we're expecting more header packets. */
535 while((theora_p && theora_p < 3) || (vorbis_p && vorbis_p < 3))
539 /* look for further theora headers */
540 while(theora_p && (theora_p < 3) && (ret = ogg_stream_packetout(&tf->to, &tf->op)))
544 eprintf(_("FileOGG: Error parsing Theora stream headers; corrupt stream?\n"));
547 if(theora_decode_header(&tf->ti, &tf->tc, &tf->op))
549 printf(_("FileOGG: Error parsing Theora stream headers; corrupt stream?\n"));
557 /* look for more vorbis header packets */
558 while(vorbis_p && (vorbis_p < 3) && (ret = ogg_stream_packetout(&tf->vo, &tf->op)))
562 eprintf(_("FileOGG: Error parsing Vorbis stream headers; corrupt stream?\n"));
565 if (vorbis_synthesis_headerin(&tf->vi, &tf->vc, &tf->op))
567 eprintf(_("FileOGG: Error parsing Vorbis stream headers; corrupt stream?\n"));
575 if (vorbis_p == 3 && theora_p == 3)
577 /* The header pages/packets will arrive before anything else we
578 care about, or the stream is not obeying spec */
580 if(take_page_out_autoadvance(stream, &oy, &tf->og) > 0)
582 // queue_page(&tf->og); /* demux into the appropriate stream */
583 if(theora_p) ogg_stream_pagein(&tf->to, &tf->og);
584 if(vorbis_p) ogg_stream_pagein(&tf->vo, &tf->og);
588 eprintf(_("FileOGG: End of file while searching for codec headers.\n"));
592 // Remember where the real data begins for later seeking purposes
593 filedata_begin = oy.file_pagepos;
597 /* and now we have it all. initialize decoders */
602 // WORKAROUND for bug in alpha4 version of theora:
603 tf->td.internal_encode = 0;
605 ret = theora_decode_init(&tf->td, &tf->ti);
606 if( ret ) printf("theora_decode_init ret=%d\n", ret);
607 double fps = (double)tf->ti.fps_numerator/tf->ti.fps_denominator;
608 /* printf("FileOGG: Ogg logical stream %x is Theora %dx%d %.02f fps\n",
609 (unsigned int)tf->to.serialno, tf->ti.width, tf->ti.height,
613 Not yet available in alpha4, we assume 420 for now
615 switch(tf->ti.pixelformat)
617 case OC_PF_420: printf(" 4:2:0 video\n"); break;
618 case OC_PF_422: printf(" 4:2:2 video\n"); break;
619 case OC_PF_444: printf(" 4:4:4 video\n"); break;
622 printf(" video\n (UNKNOWN Chroma sampling!)\n");
627 theora_cmodel = BC_YUV420P;
629 if(tf->ti.width!=tf->ti.frame_width || tf->ti.height!=tf->ti.frame_height)
630 printf("FileOGG:: Frame content is %dx%d with offset (%d,%d), We do not support this yet.\n",
631 tf->ti.frame_width, tf->ti.frame_height, tf->ti.offset_x, tf->ti.offset_y);
633 tf->videosync = new sync_window_t;
634 ogg_sync_init(&tf->videosync->sync);
635 tf->videosync->wlen = 0;
637 ret = ogg_get_first_page(tf->videosync, tf->to.serialno, &tf->videopage);
638 if( !ret ) printf("ogg_get_first_page ret=%d\n", ret);
641 // we have headers already decoded, so just skip them
642 ogg_stream_reset(&tf->to);
643 ogg_stream_pagein(&tf->to, &tf->videopage);
646 while (ogg_stream_packetpeek(&tf->to, NULL) != 1)
648 if (!ogg_get_next_page(tf->videosync, tf->to.serialno, &tf->videopage))
650 printf(_("FileOGG: Cannot find next page while looking for first non-header packet\n"));
653 ogg_stream_pagein(&tf->to, &tf->videopage);
655 ogg_stream_packetout(&tf->to, &op);
656 if (!theora_packet_isheader(&op))
659 // now get to the page of the finish of the first packet
660 while (ogg_page_packets(&tf->videopage) == 0)
662 if (ogg_page_granulepos(&tf->videopage) != -1)
664 printf(_("FileOGG: Broken ogg file - broken page: ogg_page_packets == 0 and granulepos != -1\n"));
667 ogg_get_next_page(tf->videosync, tf->to.serialno, &tf->videopage);
669 // FIXME - LOW PRIORITY - start counting at first decodable keyframe!
670 // but then we have to fix a/v sync somehow
671 start_frame = (int64_t) (theora_granule_frame (&tf->td, ogg_page_granulepos(&tf->videopage)) - ogg_page_packets(&tf->videopage)) + 1;
673 ret = ogg_get_last_page(tf->videosync, tf->to.serialno, &tf->videopage);
674 last_frame = (int64_t) (theora_granule_frame (&tf->td, ogg_page_granulepos(&tf->videopage)));
675 asset->video_length = last_frame - start_frame + 1;
676 // printf("FileOGG:: first frame: %lli, last frame: %lli, video length: %lli\n", start_frame, last_frame, asset->video_length);
679 // FIXME - LOW PRIORITY Cinelerra does not honor the frame_width and frame_height
680 asset->width = tf->ti.width;
681 asset->height = tf->ti.height;
682 // Don't want a user configured frame rate to get destroyed
683 if(!asset->frame_rate)
684 asset->frame_rate = fps;
686 /* ogg_get_page_of_frame(tf->videosync, tf->to.serialno, &og, 0 +start_frame);
687 ogg_get_page_of_frame(tf->videosync, tf->to.serialno, &og, 1 +start_frame);
688 ogg_get_page_of_frame(tf->videosync, tf->to.serialno, &og, 5 +start_frame);
689 ogg_get_page_of_frame(tf->videosync, tf->to.serialno, &og, 206 +start_frame);
690 ogg_get_page_of_frame(tf->videosync, tf->to.serialno, &og, 207 +start_frame);
691 ogg_get_page_of_frame(tf->videosync, tf->to.serialno, &og, 208 +start_frame);
694 ogg_seek_to_keyframe(tf->videosync, tf->to.serialno, 0 + start_frame, &kf);
695 ogg_seek_to_keyframe(tf->videosync, tf->to.serialno, 1 + start_frame, &kf);
696 ogg_seek_to_keyframe(tf->videosync, tf->to.serialno, 5 + start_frame, &kf);
697 ogg_seek_to_keyframe(tf->videosync, tf->to.serialno, 66 + start_frame, &kf);
698 //printf("Keyframe: %lli\n", kf);
699 ogg_seek_to_keyframe(tf->videosync, tf->to.serialno, 1274 + start_frame, &kf);
702 set_video_position(0); // make sure seeking is done to the first sample
703 ogg_frame_position = -10;
704 asset->video_data = 1;
705 strncpy(asset->vcodec, "theo", 4);
708 // report_colorspace(&ti);
709 // dump_comments(&tc);
712 /* tear down the partial theora setup */
713 theora_info_clear(&tf->ti);
714 theora_comment_clear(&tf->tc);
720 vorbis_synthesis_init(&tf->vd, &tf->vi);
721 vorbis_block_init(&tf->vd, &tf->vb);
722 /* eprintf("FileOGG: Ogg logical stream %x is Vorbis %d channel %d Hz audio.\n",
723 (unsigned int)tf->vo.serialno, tf->vi.channels, (int)tf->vi.rate);
725 /* init audio_sync structure */
726 tf->audiosync = new sync_window_t;
727 ogg_sync_init(&tf->audiosync->sync);
728 tf->audiosync->wlen = 0;
730 ogg_get_first_page(tf->audiosync, tf->vo.serialno, &tf->audiopage);
732 ogg_stream_reset(&tf->vo);
733 // FIXME - LOW PRIORITY should be getting pages until one has granulepos,
734 // probably never happens in pracitce
735 ogg_ret2 = ogg_stream_pagein(&tf->vo, &tf->audiopage);
736 ogg_int64_t accumulated = 0;
739 while((result = ogg_stream_packetout(&tf->vo, &op)))
743 long thisblock = vorbis_packet_blocksize(&tf->vi, &op);
745 accumulated += (lastblock + thisblock) >> 2;
746 lastblock = thisblock;
749 start_sample = ogg_page_granulepos(&tf->audiopage) - accumulated;
751 printf("Begin: %lli, To byte: %lli, granule: %lli, serialno: %x\n",
752 tf->audiosync->file_pagepos_found,
753 tf->audiosync->file_pagepos_found + tf->audiopage.body_len + tf->audiopage.header_len,
754 ogg_page_granulepos(&tf->audiopage),
755 ogg_page_serialno(&tf->audiopage));
756 while (ogg_get_next_page(tf->audiosync, tf->vo.serialno, &tf->audiopage))
757 printf("At byte: %lli, To byte: %lli, granule: %lli, serialno: %x\n",
758 tf->audiosync->file_pagepos_found,
759 tf->audiosync->file_pagepos_found + tf->audiopage.body_len + tf->audiopage.header_len,
760 ogg_page_granulepos(&tf->audiopage),
761 ogg_page_serialno(&tf->audiopage));
764 ogg_ret1 = ogg_get_last_page(tf->audiosync, tf->vo.serialno, &tf->audiopage);
765 last_sample = ogg_page_granulepos(&tf->audiopage);
766 asset->audio_length = last_sample - start_sample;
768 /* printf("FileOGG:: First sample: %lli, last_sample: %lli\n", start_sample, last_sample);
769 printf("FileOGG:: audio length: samples: %lli, playing time: %f\n", asset->audio_length, 1.0 * asset->audio_length / tf->vi.rate);
771 /* printf("End: %lli, To byte: %lli, granule: %lli, serialno: %x\n",
772 tf->audiosync->file_pagepos_found,
773 tf->audiosync->file_pagepos_found + tf->audiopage.body_len + tf->audiopage.header_len,
774 ogg_page_granulepos(&tf->audiopage),
775 ogg_page_serialno(&tf->audiopage));
776 while (ogg_get_prev_page(tf->audiosync, tf->vo.serialno, &tf->audiopage))
777 printf("At byte: %lli, To byte: %lli, granule: %lli, serialno: %x\n",
778 tf->audiosync->file_pagepos_found,
779 tf->audiosync->file_pagepos_found + tf->audiopage.body_len + tf->audiopage.header_len,
780 ogg_page_granulepos(&tf->audiopage),
781 ogg_page_serialno(&tf->audiopage));
784 /* ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 0);
785 ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 1);
786 ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 50);
787 ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 5000);
788 ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 30000);
789 ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 50000);
790 ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 90000);
791 ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 95999);
792 ogg_get_page_of_sample(tf->audiosync, tf->vo.serialno, &tf->audiopage, 96000);
793 ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, 0);
794 ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, 1);
795 ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, 5000);
796 ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, 30000);
797 ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, 50000);
798 ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, 90000);
799 ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, 95999);
800 ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, 96000);
802 asset->channels = tf->vi.channels;
803 if(!asset->sample_rate)
804 asset->sample_rate = tf->vi.rate;
805 asset->audio_data = 1;
808 ogg_sample_position = -10;
809 set_audio_position(0); // make sure seeking is done to the first sample
810 strncpy(asset->acodec, "vorb", 4);
815 /* tear down the partial vorbis setup */
816 vorbis_info_clear(&tf->vi);
817 vorbis_comment_clear(&tf->vc);
820 ogg_sync_clear(&oy.sync);
826 int FileOGG::ogg_get_prev_page(sync_window_t *sw, long serialno, ogg_page *og)
829 off_t filepos = sw->file_pagepos_found - READ_SIZE;
830 int first_page_offset = 0;
832 int read_len = READ_SIZE;
834 // printf("fp: %lli pagepos found: %lli\n", filepos, sw->file_pagepos_found);
839 // read_len = read_len - (filedata_begin - filepos);
840 read_len = read_len + filepos;
845 int have_read = read_buffer_at(stream, sw, read_len, filepos);
847 // printf("reading at %lli, len: %i, read: %i, pagepos: %lli, pageposfound: %lli\n", filepos, read_len, have_read, sw->file_pagepos, sw->file_pagepos_found);
848 // printf("Buffer position: %lli\n", sw->file_bufpos);
849 // printf("SS: storage: %i, fill: %i, returned: %i\n", sw->sync.storage, sw->sync.fill, sw->sync.returned);
850 // printf("US: unsynced%i, headrebytes: %i, bodybyes: %i\n", sw->sync.unsynced, sw->sync.headerbytes, sw->sync.bodybytes);
851 // printf("data: %c %c %c %c\n", sw->sync.data[0], sw->sync.data[1], sw->sync.data[2], sw->sync.data[3]);
855 // read all pages in the buffer
859 while (first_page || page_length)
861 // if negative, skip bytes
862 while ((page_length = sync_and_take_page_out(sw, &page)) < 0)
864 page_offset -= page_length;
867 // printf("BBBb page_len: %i\n", page_length);
869 // if (filepos == 0 && page_length)
871 // printf("AAAAAAAAAAAAAAAAAAAAAAAAAaaa\n");
872 // printf("pp: %lli %x\n", sw->file_pagepos, ogg_page_serialno(&page));
875 first_page_offset = page_offset;
877 // printf("pl: %i, serial: %x iscem: %x\n", page_length, ogg_page_serialno(&page), serialno);
878 if (page_length && ogg_page_serialno(&page) == serialno)
880 // we will copy every page until last page in this buffer
883 sw->file_pagepos_found = sw->file_pagepos - page.header_len - page.body_len;
884 // printf("got it : %lli %i %i\n", sw->file_pagepos, page.header_len, page.body_len);
885 memcpy(og, &page, sizeof(page));
888 // printf("fpo: %i\n", first_page_offset);
889 filepos += first_page_offset - READ_SIZE;
892 // printf("finished\n");
899 int FileOGG::ogg_get_last_page(sync_window_t *sw, long serialno, ogg_page *og)
902 off_t filepos = file_length - READ_SIZE;
906 int first_page_offset = 0;
908 while (!done && filepos >= 0)
911 read_buffer_at(stream, sw, READ_SIZE, filepos);
913 // read all pages in the buffer
917 while (first_page || page_length)
919 // if negative, skip bytes
920 while ((page_length = sync_and_take_page_out(sw, &page)) < 0)
921 page_offset -= page_length;
923 first_page_offset = page_offset;
925 if (page_length && ogg_page_serialno(&page) == serialno)
927 // we will copy every page until last page in this buffer
929 sw->file_pagepos_found = sw->file_pagepos - page.header_len - page.body_len;
930 memcpy(og, &page, sizeof(page));
933 filepos = filepos + first_page_offset - READ_SIZE;
942 int FileOGG::ogg_get_first_page(sync_window_t *sw, long serialno, ogg_page *og)
944 // printf("FileOGG:: Seeking to first page at %lli\n", filedata_begin);
945 read_buffer_at(stream, sw, READ_SIZE, 0);
946 // we don't even need to sync since we _know_ it is right
947 return (ogg_get_next_page(sw, serialno, og));
950 int FileOGG::ogg_seek_to_databegin(sync_window_t *sw, long serialno)
953 // printf("FileOGG:: Seeking to first page at %lli\n", filedata_begin);
954 read_buffer_at(stream, sw, READ_SIZE, filedata_begin);
955 // we don't even need to sync since we _know_ it is right
959 int FileOGG::ogg_get_next_page(sync_window_t *sw, long serialno, ogg_page *og)
961 while (take_page_out_autoadvance(stream, sw, og) > 0)
963 if (ogg_page_serialno(og) == serialno)
965 sw->file_pagepos_found = sw->file_pagepos - og->header_len - og->body_len;
972 int FileOGG::ogg_sync_and_get_next_page(sync_window_t *sw, long serialno, ogg_page *og)
974 // TODO: Put better error reporting inhere
976 while ((ret = sync_and_take_page_out(sw, og)) < 0)
982 if (ogg_page_serialno(og) == serialno)
984 sw->file_pagepos_found = sw->file_pagepos - og->header_len - og->body_len;
987 while (ogg_get_next_page(sw, serialno, og))
988 if (ogg_page_serialno(og) == serialno)
990 sw->file_pagepos_found = sw->file_pagepos - og->header_len - og->body_len;
997 // >= 0, number of sample within a page
999 int FileOGG::ogg_get_page_of_sample(sync_window_t *sw, long serialno, ogg_page *og, int64_t sample)
1001 // First make an educated guess about position
1002 if (sample >= asset->audio_length + start_sample)
1004 printf(_("FileOGG: Illegal seek beyond end of samples\n"));
1007 off_t educated_guess = filedata_begin + (file_length - filedata_begin) * (sample - start_sample) / asset->audio_length - READ_SIZE;
1008 if (educated_guess < 0)
1010 // printf("My educated guess: %lli\n", educated_guess);
1011 // now see if we won
1012 read_buffer_at(stream, sw, READ_SIZE, educated_guess);
1013 ogg_sync_and_get_next_page(sw, serialno, og);
1014 int64_t end_sample = ogg_page_granulepos(og);
1015 // linear seek to the sample
1016 int64_t start_sample = 0;
1017 // TODO: Use bisection also
1018 // printf("Next page granulepos: %lli, pagepos: %lli\n", end_sample, sw->file_pagepos_found);
1019 if (end_sample <= sample)
1022 while (end_sample <= sample)
1024 ogg_get_next_page(sw, serialno, og);
1025 start_sample = end_sample;
1026 end_sample = ogg_page_granulepos(og);
1028 ogg_get_prev_page(sw, serialno, og);
1029 while (ogg_page_continued(og) && ogg_page_packets(og) == 1)
1030 ogg_get_prev_page(sw, serialno, og);
1034 start_sample = end_sample;
1035 while (start_sample > sample || (ogg_page_continued(og) &&
1036 ogg_page_packets(og) == 1))
1038 // printf("get prev page: %lli pagepos:%lli\n", ogg_page_granulepos(og), sw->file_pagepos_found);
1039 ogg_get_prev_page(sw, serialno, og);
1040 end_sample = start_sample;
1041 start_sample = ogg_page_granulepos(og);
1043 // go forward one page at the end
1047 // printf("For sample %lli we need to start decoding on page with granulepos: %lli\n", sample, ogg_page_granulepos(og));
1051 // seeks, so next sample returned will be the correct one
1052 // sample here is still the vorbis sample number (= cinelerra sample number + start_sample)
1053 // reinits the decoding engine
1055 int FileOGG::ogg_seek_to_sample(sync_window_t *sw, long serialno, int64_t sample)
1057 // MAYBE FIXME - find out if we really are decoding previous two packets or not
1058 // get to the sample
1061 // printf("Calling get page of sample\n");
1062 if (!ogg_get_page_of_sample(sw, serialno, &og, sample))
1064 printf(_("FileOGG: Seeking to sample's page failed\n"));
1067 // printf("Pagepos: %lli\n", sw->file_pagepos);
1068 vorbis_synthesis_restart(&tf->vd);
1069 ogg_stream_reset(&tf->vo);
1070 ogg_stream_pagein(&tf->vo, &og);
1072 // printf("seeking to sample : %lli , starting at page with gpos: %lli\n", sample, ogg_page_granulepos(&og));
1074 int64_t current_comming_sample = -1;
1078 // make sure we have a packet ready
1079 while (ogg_stream_packetpeek(&tf->vo, NULL) != 1)
1081 if (!ogg_get_next_page(sw, serialno, &og))
1083 printf(_("FileOGG: Cannot find next page while seeking\n"));
1086 ogg_stream_pagein(&tf->vo, &og);
1088 ogg_stream_packetout(&tf->vo, &op);
1092 if(!vorbis_synthesis(&tf->vb, &op))
1094 ogg_ret0 = vorbis_synthesis_blockin(&tf->vd, &tf->vb);
1095 int64_t previous_comming_sample = current_comming_sample;
1096 current_comming_sample += vorbis_synthesis_pcmout(&tf->vd, NULL);
1097 if (current_comming_sample > sample)
1099 vorbis_synthesis_read(&tf->vd, (sample - previous_comming_sample));
1100 // printf("WE GOT IT, samples already decoded: " _LD "\n", vorbis_synthesis_pcmout(&tf->vd,NULL));
1101 return 1; // YAY next sample read is going to be ours, sexy!
1104 // discard decoded data before current sample
1105 vorbis_synthesis_read(&tf->vd, (current_comming_sample - previous_comming_sample));
1110 if (!sync && op.granulepos >= 0)
1113 current_comming_sample = op.granulepos;
1114 if(!vorbis_synthesis(&tf->vb, &op))
1116 vorbis_synthesis_blockin(&tf->vd, &tf->vb);
1117 if (vorbis_synthesis_pcmout(&tf->vd, NULL) != 0)
1119 printf(_("FileOGG: Something wrong while trying to seek\n"));
1132 int FileOGG::ogg_get_page_of_frame(sync_window_t *sw, long serialno, ogg_page *og, int64_t frame)
1134 if (frame >= asset->video_length + start_frame)
1136 printf(_("FileOGG: Illegal seek beyond end of frames\n"));
1139 // printf("frame: %lli start frame: %lli\n", frame, start_frame);
1140 // printf("file_length: %lli filedata_begin: %lli\n", file_length, filedata_begin);
1141 off_t educated_guess = filedata_begin + (file_length - filedata_begin) * (frame - start_frame) / asset->video_length - READ_SIZE/2;
1142 // educated_guess += 100000;
1143 if (educated_guess > file_length - READ_SIZE)
1144 educated_guess = file_length - READ_SIZE;
1145 if (educated_guess < filedata_begin)
1146 educated_guess = filedata_begin;
1147 // printf("My educated guess: %lli\n", educated_guess);
1148 // now see if we won
1149 read_buffer_at(stream, sw, READ_SIZE, educated_guess);
1150 if( !ogg_sync_and_get_next_page(sw, serialno, og) ) {
1151 printf(_("FileOGG: ogg_sync_and_get_next_page failed\n"));
1154 int64_t pageend_frame;
1155 //int read_back = 0;
1156 // find the page with "real" ending
1157 while ((pageend_frame = ogg_page_granulepos(og)) == -1)
1159 if (ogg_get_next_page(sw, serialno, og) == 0)
1165 pageend_frame = theora_granule_frame(&tf->td, ogg_page_granulepos(og));
1167 // FIXME - MEDIUM PRIORITY: read back if we've gone too far and no page of our serialno at all can be found
1170 // linear seek to the sample
1171 // TODO: Use bisection also
1172 // printf("Next page granulepos: %lli, pagepos: %lli\n", end_sample, sw->file_pagepos_found);
1173 //int discard_packets = 0;
1176 if (pageend_frame <= frame)
1179 while (pageend_frame < frame)
1182 ogg_get_next_page(sw, serialno, og);
1183 } while (ogg_page_packets(og) == 0);
1184 pageend_frame = theora_granule_frame(&tf->td, ogg_page_granulepos(og));
1187 // go back if this frame starts on previous page
1188 if (ogg_page_continued(og) && pageend_frame - ogg_page_packets(og) == frame - 1)
1191 ogg_get_prev_page(sw, serialno, og);
1192 } while (ogg_page_packets(og) == 0 && ogg_page_continued(og));
1194 pageend_frame = theora_granule_frame(&tf->td, ogg_page_granulepos(og));
1198 int64_t first_frame_on_page = theora_granule_frame(&tf->td, ogg_page_granulepos(og)) - ogg_page_packets(og) + 2;
1199 if (!ogg_page_continued(og))
1200 first_frame_on_page--;
1201 while (first_frame_on_page > frame)
1203 // printf("get prev page: %lli pagepos:%lli\n", ogg_page_granulepos(og), sw->file_pagepos_found);
1205 ogg_get_prev_page(sw, serialno, og);
1206 } while (ogg_page_packets(og) == 0 && ogg_page_continued(og));
1208 // pageend_frame = theora_granule_frame(&tf->td, ogg_page_granulepos(og));
1209 first_frame_on_page = theora_granule_frame(&tf->td, ogg_page_granulepos(og)) - ogg_page_packets(og) + 2;
1210 if (!ogg_page_continued(og))
1211 first_frame_on_page--;
1214 // printf("Miss plus: %i, miss minus: %i\n", missp, missm);
1215 // printf("last frame of page with frame : %lli\n", pageend_frame);
1220 int FileOGG::ogg_seek_to_keyframe(sync_window_t *sw, long serialno, int64_t frame, int64_t *keyframe_number)
1224 // printf("Searching for the proper position to start decoding frame %lli\n", frame);
1225 if (!ogg_get_page_of_frame(sw, serialno, &og, frame))
1227 printf(_("FileOGG: Seeking to frame failed\n"));
1230 // TODO: if the frame we are looking for continoues on the next page, we don't need to do this
1231 // Now go to previous page in order to find out the granulepos
1232 // Don't do it in case this is the first page.
1233 // printf("GP: %lli\n", ogg_page_granulepos(&og));
1234 int64_t granulepos = ogg_page_granulepos(&og);
1235 int64_t iframe = granulepos >> theora_keyframe_granule_shift;
1236 //int64_t pframe = granulepos - (iframe << theora_keyframe_granule_shift);
1237 // check if maybe iframe is known from this page already
1238 if (granulepos != -1 && iframe <= frame)
1240 // optimisation, iframe is already known from this page
1243 // get previous page so we will get the iframe number
1245 ogg_get_prev_page(sw, serialno, &og);
1246 } while (ogg_page_packets(&og) == 0);
1248 granulepos = ogg_page_granulepos(&og);
1249 iframe = granulepos >> theora_keyframe_granule_shift;
1250 //pframe = granulepos - (iframe << theora_keyframe_granule_shift);
1252 int64_t first_frame_on_page = theora_granule_frame(&tf->td, ogg_page_granulepos(&og)) - ogg_page_packets(&og) + 2;
1253 if (!ogg_page_continued(&og))
1254 first_frame_on_page--;
1255 if (first_frame_on_page <= iframe)
1257 // optimisation, happens mainly in low-bitrate streams, it spares us one seek
1260 // get the page where keyframe starts
1261 if (!ogg_get_page_of_frame(sw, serialno, &og, iframe))
1263 printf(_("FileOGG: Seeking to keyframe failed\n"));
1267 // printf("looking for frame: %lli, last frame of the page: %lli, last keyframe: %lli\n", frame, pframe+iframe, iframe);
1268 ogg_stream_reset(&tf->to);
1269 ogg_stream_pagein(&tf->to, &og);
1270 // Read until one frame before keyframe
1271 // printf("c: %i\n", ogg_page_continued(&og));
1272 int numread = iframe - (theora_granule_frame(&tf->td, ogg_page_granulepos(&og)) - ogg_page_packets(&og)) - 1;
1273 if (ogg_page_continued(&og))
1275 // printf("numread: %i\n", numread);
1276 // printf("FileOGG:: Proper position: %lli\n", theora_granule_frame(&tf->td, ogg_page_granulepos(&og)) + numread - ogg_page_packets(&og));
1279 while (ogg_stream_packetpeek(&tf->to, NULL) != 1)
1281 if (!ogg_get_next_page(sw, serialno, &og))
1283 printf(_("FileOGG: Cannot find next page while seeking\n"));
1286 ogg_stream_pagein(&tf->to, &og);
1288 ogg_stream_packetout(&tf->to, &op);
1291 *keyframe_number = iframe;
1296 int FileOGG::check_sig(Asset *asset)
1299 FILE *fd = fopen(asset->path, "rb");
1302 fseek(fd, 0, SEEK_SET);
1305 (void)fread(data, 4, 1, fd);
1307 if(data[0] == 'O' &&
1314 printf(_("Yay, we have an ogg file\n"));
1325 int FileOGG::close_file()
1330 if (asset->audio_data)
1331 write_samples_vorbis(0, 0, 1); // set eos
1332 if (asset->video_data)
1333 write_frames_theora(0, 1, 1); // set eos
1335 flush_ogg(1); // flush all
1337 if (asset->audio_data)
1339 vorbis_block_clear (&tf->vb);
1340 vorbis_dsp_clear (&tf->vd);
1341 vorbis_info_clear (&tf->vi);
1342 ogg_stream_clear (&tf->vo);
1344 if (asset->video_data)
1346 theora_info_clear (&tf->ti);
1347 ogg_stream_clear (&tf->to);
1348 theora_clear (&tf->td);
1351 if (stream) fclose(stream);
1357 if (asset->audio_data)
1359 vorbis_block_clear (&tf->vb);
1360 vorbis_dsp_clear (&tf->vd);
1361 vorbis_comment_clear (&tf->vc);
1362 vorbis_info_clear (&tf->vi);
1363 ogg_stream_clear (&tf->vo);
1365 theora_comment_clear(&tf->tc);
1366 if (asset->video_data)
1368 theora_info_clear (&tf->ti);
1369 theora_comment_clear (&tf->tc);
1370 theora_clear (&tf->td);
1371 ogg_stream_clear (&tf->to);
1375 if (stream) fclose(stream);
1382 int FileOGG::close_file_derived()
1384 //printf("FileOGG::close_file_derived(): 1\n");
1385 if (stream) fclose(stream);
1390 int64_t FileOGG::get_video_position()
1393 return next_frame_position - start_frame;
1396 int64_t FileOGG::get_audio_position()
1398 return next_sample_position - start_sample;
1401 int FileOGG::set_video_position(int64_t x)
1404 // printf("SVP: %lli\n", x);
1406 next_frame_position = x + start_frame;
1411 int FileOGG::colormodel_supported(int colormodel)
1415 if (colormodel == BC_YUV420P)
1420 int FileOGG::get_best_colormodel(Asset *asset, int driver)
1427 int FileOGG::read_frame(VFrame *frame)
1430 if(!stream) return 1;
1433 // skip is cheaper than seek, do it...
1434 int decode_frames = 0;
1435 int expect_keyframe = 0;
1436 if (ogg_frame_position >= 0 &&
1437 next_frame_position >= ogg_frame_position &&
1438 next_frame_position - ogg_frame_position < 32)
1440 decode_frames = next_frame_position - ogg_frame_position;
1442 if (next_frame_position != ogg_frame_position)
1444 if (!ogg_seek_to_keyframe(tf->videosync, tf->to.serialno,
1445 next_frame_position, &ogg_frame_position)) {
1446 printf(_("FileOGG:: Error while seeking to frame's keyframe"
1447 " (frame: " _LD ", keyframe: " _LD ")\n"),
1448 next_frame_position, ogg_frame_position);
1451 // printf("For frame: %lli, keyframe is: %lli\n", next_frame_position,ogg_frame_position);
1452 // skip frames must be > 0 here
1453 decode_frames = next_frame_position - ogg_frame_position + 1;
1454 ogg_frame_position --; // ogg_frame_position is at last decoded frame, so it will point right
1455 if (decode_frames <= 0)
1457 printf(_("FileOGG:: Error while seeking to keyframe,"
1458 " wrong keyframe number (frame: " _LD ", keyframe: " _LD ")\n"),
1459 next_frame_position, ogg_frame_position);
1463 expect_keyframe = 1;
1466 // printf("Frames to decode: %i\n", decode_frames);
1468 // THIS IS WHAT CAUSES SLOWNESS OF SEEKING, but we can do nothing about it.
1469 while (decode_frames > 0)
1473 while (ogg_stream_packetpeek(&tf->to, NULL) != 1)
1475 if (!ogg_get_next_page(tf->videosync, tf->to.serialno, &og))
1477 printf(_("FileOGG: Cannot find next page while seeking\n"));
1480 ogg_stream_pagein(&tf->to, &og);
1482 ogg_stream_packetout(&tf->to, &op);
1483 if (expect_keyframe && !theora_packet_iskeyframe(&op))
1485 printf(_("FileOGG: Expecting keyframe, but didn't get it\n"));
1486 // return 1; this is generally not a fatal error
1488 expect_keyframe = 0;
1491 theora_decode_packetin(&tf->td, &op);
1494 ogg_frame_position ++;
1498 int ret = theora_decode_YUVout (&tf->td, &yuv);
1501 printf(_("FileOGG: theora_decode_YUVout failed with code %i\n"), ret);
1505 /* yuv.y += yuv.y_stride * (yuv.y_height - 1);
1506 yuv.u += yuv.uv_stride * (yuv.uv_height - 1);
1507 yuv.v += yuv.uv_stride * (yuv.uv_height - 1);
1508 yuv.y_stride = - yuv.y_stride;
1509 yuv.uv_stride = - yuv.uv_stride;*/
1510 VFrame *temp_frame = new VFrame(yuv.y,
1519 // copy into temp frame...
1521 BC_CModels::transfer(frame->get_rows(),
1522 temp_frame->get_rows(),
1526 temp_frame->get_y(),
1527 temp_frame->get_u(),
1528 temp_frame->get_v(),
1535 yuv.y_width, // temp_frame can be larger than frame if width not dividable by 16
1538 frame->get_color_model(),
1540 -temp_frame->get_w(),
1545 next_frame_position ++;
1552 int FileOGG::ogg_decode_more_samples(sync_window_t *sw, long serialno)
1559 while (ogg_stream_packetpeek(&tf->vo, NULL) != 1)
1561 if (!ogg_get_next_page(sw, serialno, &og))
1563 printf(_("FileOGG: Cannot find next page while trying to decode more samples\n"));
1566 ogg_stream_pagein(&tf->vo, &og);
1568 ogg_stream_packetout(&tf->vo, &op);
1569 if(!vorbis_synthesis(&tf->vb, &op))
1572 vorbis_synthesis_blockin(&tf->vd, &tf->vb);
1578 int FileOGG::set_audio_position(int64_t x)
1580 next_sample_position = x + start_sample;
1584 int FileOGG::move_history(int from, int to, int len)
1586 for(int i = 0; i < asset->channels; i++)
1587 memmove(pcm_history[i] + to, pcm_history[i] + from, sizeof(float) * len);
1588 history_start = history_start + from - to;
1592 int FileOGG::read_samples(double *buffer, int64_t len)
1594 float **vorbis_buffer;
1597 // printf("Reading samples: Channel: %i, number of samples: %lli, reading at :%lli\n", file->current_channel, len, next_sample_position);
1598 // printf("\tnext_sample_position: %lli, length: %i\n", next_sample_position, len);
1599 // printf("\thistory_start: %lli, length: %i\n", history_start, history_size);
1601 if(len > HISTORY_MAX)
1603 printf("FileOGG::read_samples max samples=%d\n", HISTORY_MAX);
1609 pcm_history = new float*[asset->channels];
1610 for(int i = 0; i < asset->channels; i++)
1611 pcm_history[i] = new float[HISTORY_MAX];
1612 history_start = -100000000; // insane value to trigger reload
1616 int64_t hole_start = -1;
1617 int64_t hole_len = -1;
1618 int64_t hole_absstart = -1;
1619 int64_t hole_fill = 0;
1621 if (history_start < next_sample_position && history_start + history_size > next_sample_position && history_start + history_size < next_sample_position + len)
1625 hole_start = history_start + history_size - next_sample_position;
1626 hole_len = history_size - hole_start;
1627 hole_absstart = next_sample_position + hole_start;
1628 move_history(next_sample_position - history_start,
1633 if (next_sample_position < history_start && history_start < next_sample_position + len)
1638 hole_len = history_start - next_sample_position;
1639 hole_absstart = next_sample_position;
1640 // printf("hs: %lli, histstart: %lli, next_sample_position: %lli\n", history_size, history_start, next_sample_position);
1641 // printf("to: 0, from: %lli, size: %lli\n",
1642 // history_start - next_sample_position,
1643 // history_size - history_start + next_sample_position);
1645 history_start - next_sample_position,
1646 history_size - history_start + next_sample_position);
1649 if (next_sample_position >= history_start + history_size || next_sample_position + len <= history_start)
1654 hole_len = HISTORY_MAX;
1655 hole_absstart = next_sample_position;
1656 history_start = hole_absstart;
1657 history_size = hole_len;
1662 if (hole_start < 0 || hole_len <= 0 || hole_absstart < 0)
1664 printf(_("FileOGG: Error at finding out what to read from file\n"));
1668 if (hole_absstart + hole_len > asset->audio_length + start_sample)
1670 hole_len = asset->audio_length + start_sample - hole_absstart;
1671 history_size = asset->audio_length + start_sample - history_start;
1674 history_size = HISTORY_MAX;
1678 // printf("Decode samples at position: %lli, samples to read: %lli\n", hole_absstart, hole_len);
1680 int64_t samples_read = 0;
1681 if (ogg_sample_position != hole_absstart)
1683 ogg_sample_position = hole_absstart;
1684 if (!ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, ogg_sample_position))
1686 printf("FileOGG:: Error while seeking to sample\n");
1690 // now we have ogg_sample_positon aligned
1691 int64_t samples_to_read = hole_len;
1692 while (samples_read < hole_len)
1694 int64_t waiting_samples = vorbis_synthesis_pcmout(&tf->vd, &vorbis_buffer);
1695 int64_t takeout_samples;
1696 if (waiting_samples > samples_to_read - samples_read)
1697 takeout_samples = samples_to_read - samples_read;
1699 takeout_samples = waiting_samples;
1701 // printf("takeout samples: %lli, samples_read: %lli\n", takeout_samples, samples_read);
1705 for(int i = 0; i < asset->channels; i++)
1707 float *input = vorbis_buffer[i];
1708 float *output = pcm_history[i] + hole_start;
1710 for(int j = 0; j < takeout_samples ; j++)
1712 output[j] = input[j];
1717 vorbis_synthesis_read(&tf->vd, takeout_samples);
1718 samples_read += takeout_samples;
1719 ogg_sample_position += takeout_samples;
1720 hole_start += takeout_samples;
1722 if (samples_read < hole_len)
1723 if (!ogg_decode_more_samples(tf->audiosync, tf->vo.serialno))
1725 ogg_sample_position = -1;
1733 // now we can be sure our history is correct, just copy it out
1734 if (next_sample_position < history_start || next_sample_position + len > history_start + history_size)
1736 printf(_("FileOGG:: History not aligned properly \n"));
1737 printf(_("\tnext_sample_position: " _LD ", length: " _LD "\n"), next_sample_position, len);
1738 printf(_("\thistory_start: " _LD ", length: " _LD "\n"), history_start, history_size);
1742 float *input = pcm_history[file->current_channel] + next_sample_position - history_start;
1743 for (int i = 0; i < len; i++)
1744 buffer[i] = input[i];
1746 next_sample_position += len;
1751 int FileOGG::write_audio_page()
1755 ret = fwrite(tf->apage, 1, tf->apage_len, stream);
1756 if(ret < tf->apage_len) {
1757 eprintf(_("error writing audio page\n"));
1759 tf->apage_valid = 0;
1760 tf->a_pkg -= ogg_page_packets((ogg_page *)&tf->apage);
1764 int FileOGG::write_video_page()
1768 ret = fwrite(tf->vpage, 1, tf->vpage_len, stream);
1769 if(ret < tf->vpage_len) {
1770 eprintf(_("error writing video page\n"));
1772 tf->vpage_valid = 0;
1773 tf->v_pkg -= ogg_page_packets((ogg_page *)&tf->vpage);
1777 void FileOGG::flush_ogg (int e_o_s)
1783 /* flush out the ogg pages */
1785 /* Get pages for both streams, if not already present, and if available.*/
1786 if(asset->video_data && !tf->vpage_valid) {
1787 // this way seeking is much better,
1788 // not sure if 23 packets is a good value. it works though
1790 if(tf->v_pkg>22 && ogg_stream_flush(&tf->to, &og) > 0) {
1793 else if(ogg_stream_pageout(&tf->to, &og) > 0) {
1797 len = og.header_len + og.body_len;
1798 if(tf->vpage_buffer_length < len) {
1799 tf->vpage = (unsigned char *)realloc(tf->vpage, len);
1800 tf->vpage_buffer_length = len;
1802 tf->vpage_len = len;
1803 memcpy(tf->vpage, og.header, og.header_len);
1804 memcpy(tf->vpage+og.header_len , og.body, og.body_len);
1806 tf->vpage_valid = 1;
1807 tf->videotime = theora_granule_time (&tf->td,
1808 ogg_page_granulepos(&og));
1811 if(asset->audio_data && !tf->apage_valid) {
1812 // this way seeking is much better,
1813 // not sure if 23 packets is a good value. it works though
1815 if(tf->a_pkg>22 && ogg_stream_flush(&tf->vo, &og) > 0) {
1818 else if(ogg_stream_pageout(&tf->vo, &og) > 0) {
1822 len = og.header_len + og.body_len;
1823 if(tf->apage_buffer_length < len) {
1824 tf->apage = (unsigned char *)realloc(tf->apage, len);
1825 tf->apage_buffer_length = len;
1827 tf->apage_len = len;
1828 memcpy(tf->apage, og.header, og.header_len);
1829 memcpy(tf->apage+og.header_len , og.body, og.body_len);
1831 tf->apage_valid = 1;
1832 tf->audiotime= vorbis_granule_time (&tf->vd,
1833 ogg_page_granulepos(&og));
1837 if(!asset->audio_data && tf->vpage_valid) {
1840 else if(!asset->video_data && tf->apage_valid) {
1843 /* We're using both. We can output only:
1844 * a) If we have valid pages for both
1845 * b) At EOS, for the remaining stream.
1847 else if(tf->vpage_valid && tf->apage_valid) {
1848 /* Make sure they're in the right order. */
1849 if(tf->videotime <= tf->audiotime)
1854 else if(e_o_s && tf->vpage_valid) {
1857 else if(e_o_s && tf->apage_valid) {
1861 break; /* Nothing more writable at the moment */
1864 flush_lock->unlock();
1868 int FileOGG::write_samples_vorbis(double **buffer, int64_t len, int e_o_s)
1870 float **vorbis_buffer;
1871 static int samples = 0;
1875 vorbis_analysis_wrote (&tf->vd, 0);
1878 vorbis_buffer = vorbis_analysis_buffer (&tf->vd, len);
1879 /* double to float conversion */
1880 for(int i = 0; i<asset->channels; i++)
1882 for (int j = 0; j < len; j++)
1884 vorbis_buffer[i][j] = buffer[i][j];
1887 vorbis_analysis_wrote (&tf->vd, len);
1889 while(vorbis_analysis_blockout (&tf->vd, &tf->vb) == 1)
1891 /* analysis, assume we want to use bitrate management */
1892 vorbis_analysis (&tf->vb, NULL);
1893 vorbis_bitrate_addblock (&tf->vb);
1895 /* weld packets into the bitstream */
1896 while (vorbis_bitrate_flushpacket (&tf->vd, &tf->op))
1899 ogg_stream_packetin (&tf->vo, &tf->op);
1901 flush_lock->unlock();
1911 int FileOGG::write_samples(double **buffer, int64_t len)
1914 return write_samples_vorbis(buffer, len, 0);
1918 int FileOGG::write_frames_theora(VFrame ***frames, int len, int e_o_s)
1920 // due to clumsy theora's design we need to delay writing out by one frame
1921 // always stay one frame behind, so we can correctly encode e_o_s
1923 if(!stream) return 0;
1925 for(int j = 0; j < len && !result; j++)
1927 if (temp_frame) // encode previous frame if available
1930 yuv.y_width = tf->ti.width;
1931 yuv.y_height = tf->ti.height;
1932 yuv.y_stride = temp_frame->get_bytes_per_line();
1934 yuv.uv_width = tf->ti.width / 2;
1935 yuv.uv_height = tf->ti.height / 2;
1936 yuv.uv_stride = temp_frame->get_bytes_per_line() /2;
1938 yuv.y = temp_frame->get_y();
1939 yuv.u = temp_frame->get_u();
1940 yuv.v = temp_frame->get_v();
1941 int ret = theora_encode_YUVin (&tf->td, &yuv);
1944 printf(_("FileOGG: theora_encode_YUVin failed with code %i\n"), ret);
1945 printf("yuv_buffer: y_width: %i, y_height: %i, y_stride: %i,"
1946 " uv_width: %i, uv_height: %i, uv_stride: %i\n",
1947 yuv.y_width, yuv.y_height, yuv.y_stride,
1948 yuv.uv_width, yuv.uv_height, yuv.uv_stride);
1950 while(theora_encode_packetout (&tf->td, e_o_s, &tf->op)) {
1952 ogg_stream_packetin (&tf->to, &tf->op);
1954 flush_lock->unlock();
1956 flush_ogg(0); // eos flush is done later at close_file
1958 // If we have e_o_s, don't encode any new frames
1964 temp_frame = new VFrame (0,
1971 VFrame *frame = frames[0][j];
1972 int in_color_model = frame->get_color_model();
1973 if (in_color_model == BC_YUV422P &&
1974 temp_frame->get_w() == frame->get_w() &&
1975 temp_frame->get_h() == frame->get_h() &&
1976 temp_frame->get_bytes_per_line() == frame->get_bytes_per_line())
1978 temp_frame->copy_from(frame);
1982 BC_CModels::transfer(temp_frame->get_rows(),
1984 temp_frame->get_y(),
1985 temp_frame->get_u(),
1986 temp_frame->get_v(),
1996 frame->get_w(), // temp_frame can be larger than frame if width not dividable by 16
1998 frame->get_color_model(),
2002 temp_frame->get_w());
2011 int FileOGG::write_frames(VFrame ***frames, int len)
2014 return write_frames_theora(frames, len, 0);
2017 OGGConfigAudio::OGGConfigAudio(BC_WindowBase *parent_window, Asset *asset)
2018 : BC_Window(_(PROGRAM_NAME ": Audio Compression"),
2019 parent_window->get_abs_cursor_x(1),
2020 parent_window->get_abs_cursor_y(1),
2024 this->parent_window = parent_window;
2025 this->asset = asset;
2028 OGGConfigAudio::~OGGConfigAudio()
2033 void OGGConfigAudio::create_objects()
2035 // add_tool(new BC_Title(10, 10, _("There are no audio options for this format")));
2039 char string[BCTEXTLEN];
2041 lock_window("OGGConfigAudio::create_objects");
2042 add_tool(fixed_bitrate = new OGGVorbisFixedBitrate(x, y, this));
2043 add_tool(variable_bitrate = new OGGVorbisVariableBitrate(x1, y, this));
2046 sprintf(string, "%d", asset->vorbis_min_bitrate);
2047 add_tool(new BC_Title(x, y, _("Min bitrate:")));
2048 add_tool(new OGGVorbisMinBitrate(x1, y, this, string));
2051 add_tool(new BC_Title(x, y, _("Avg bitrate:")));
2052 sprintf(string, "%d", asset->vorbis_bitrate);
2053 add_tool(new OGGVorbisAvgBitrate(x1, y, this, string));
2056 add_tool(new BC_Title(x, y, _("Max bitrate:")));
2057 sprintf(string, "%d", asset->vorbis_max_bitrate);
2058 add_tool(new OGGVorbisMaxBitrate(x1, y, this, string));
2061 add_subwindow(new BC_OKButton(this));
2066 int OGGConfigAudio::close_event()
2072 OGGVorbisFixedBitrate::OGGVorbisFixedBitrate(int x, int y, OGGConfigAudio *gui)
2073 : BC_Radial(x, y, !gui->asset->vorbis_vbr, _("Average bitrate"))
2077 int OGGVorbisFixedBitrate::handle_event()
2079 gui->asset->vorbis_vbr = 0;
2080 gui->variable_bitrate->update(0);
2084 OGGVorbisVariableBitrate::OGGVorbisVariableBitrate(int x, int y, OGGConfigAudio *gui)
2085 : BC_Radial(x, y, gui->asset->vorbis_vbr, _("Variable bitrate"))
2089 int OGGVorbisVariableBitrate::handle_event()
2091 gui->asset->vorbis_vbr = 1;
2092 gui->fixed_bitrate->update(0);
2097 OGGVorbisMinBitrate::OGGVorbisMinBitrate(int x,
2099 OGGConfigAudio *gui,
2101 : BC_TextBox(x, y, 180, 1, text)
2105 int OGGVorbisMinBitrate::handle_event()
2107 gui->asset->vorbis_min_bitrate = atol(get_text());
2113 OGGVorbisMaxBitrate::OGGVorbisMaxBitrate(int x,
2115 OGGConfigAudio *gui,
2117 : BC_TextBox(x, y, 180, 1, text)
2121 int OGGVorbisMaxBitrate::handle_event()
2123 gui->asset->vorbis_max_bitrate = atol(get_text());
2129 OGGVorbisAvgBitrate::OGGVorbisAvgBitrate(int x, int y, OGGConfigAudio *gui, char *text)
2130 : BC_TextBox(x, y, 180, 1, text)
2134 int OGGVorbisAvgBitrate::handle_event()
2136 gui->asset->vorbis_bitrate = atol(get_text());
2144 OGGConfigVideo::OGGConfigVideo(BC_WindowBase *parent_window, Asset *asset)
2145 : BC_Window(_(PROGRAM_NAME ": Video Compression"),
2146 parent_window->get_abs_cursor_x(1),
2147 parent_window->get_abs_cursor_y(1),
2151 this->parent_window = parent_window;
2152 this->asset = asset;
2155 OGGConfigVideo::~OGGConfigVideo()
2160 void OGGConfigVideo::create_objects()
2162 // add_tool(new BC_Title(10, 10, _("There are no video options for this format")));
2167 lock_window("OGGConfigVideo::create_objects");
2168 add_subwindow(new BC_Title(x, y + 5, _("Bitrate:")));
2169 add_subwindow(new OGGTheoraBitrate(x1, y, this));
2170 add_subwindow(fixed_bitrate = new OGGTheoraFixedBitrate(x2, y, this));
2173 add_subwindow(new BC_Title(x, y, _("Quality:")));
2174 add_subwindow(new BC_ISlider(x + 80,
2181 asset->theora_quality,
2184 &asset->theora_quality));
2187 add_subwindow(fixed_quality = new OGGTheoraFixedQuality(x2, y, this));
2190 add_subwindow(new BC_Title(x, y, _("Keyframe frequency:")));
2191 OGGTheoraKeyframeFrequency *keyframe_frequency =
2192 new OGGTheoraKeyframeFrequency(x1 + 60, y, this);
2193 keyframe_frequency->create_objects();
2196 add_subwindow(new BC_Title(x, y, _("Keyframe force frequency:")));
2197 OGGTheoraKeyframeForceFrequency *keyframe_force_frequency =
2198 new OGGTheoraKeyframeForceFrequency(x1 + 60, y, this);
2199 keyframe_force_frequency->create_objects();
2202 add_subwindow(new BC_Title(x, y, _("Sharpness:")));
2203 OGGTheoraSharpness *sharpness =
2204 new OGGTheoraSharpness(x1 + 60, y, this);
2205 sharpness->create_objects();
2209 add_subwindow(new BC_OKButton(this));
2217 int OGGConfigVideo::close_event()
2223 OGGTheoraBitrate::OGGTheoraBitrate(int x, int y, OGGConfigVideo *gui)
2224 : BC_TextBox(x, y, 100, 1, gui->asset->theora_bitrate)
2230 int OGGTheoraBitrate::handle_event()
2232 // TODO: MIN / MAX check
2233 gui->asset->theora_bitrate = atol(get_text());
2240 OGGTheoraFixedBitrate::OGGTheoraFixedBitrate(int x, int y, OGGConfigVideo *gui)
2241 : BC_Radial(x, y, gui->asset->theora_fix_bitrate, _("Fixed bitrate"))
2246 int OGGTheoraFixedBitrate::handle_event()
2249 gui->asset->theora_fix_bitrate = 1;
2250 gui->fixed_quality->update(0);
2254 OGGTheoraFixedQuality::OGGTheoraFixedQuality(int x, int y, OGGConfigVideo *gui)
2255 : BC_Radial(x, y, !gui->asset->theora_fix_bitrate, _("Fixed quality"))
2260 int OGGTheoraFixedQuality::handle_event()
2263 gui->asset->theora_fix_bitrate = 0;
2264 gui->fixed_bitrate->update(0);
2268 OGGTheoraKeyframeFrequency::OGGTheoraKeyframeFrequency(int x, int y, OGGConfigVideo *gui)
2269 : BC_TumbleTextBox(gui,
2270 (int64_t)gui->asset->theora_keyframe_frequency,
2280 int OGGTheoraKeyframeFrequency::handle_event()
2282 gui->asset->theora_keyframe_frequency = atol(get_text());
2286 OGGTheoraKeyframeForceFrequency::OGGTheoraKeyframeForceFrequency(int x, int y, OGGConfigVideo *gui)
2287 : BC_TumbleTextBox(gui,
2288 (int64_t)gui->asset->theora_keyframe_frequency,
2298 int OGGTheoraKeyframeForceFrequency::handle_event()
2300 gui->asset->theora_keyframe_frequency = atol(get_text());
2305 OGGTheoraSharpness::OGGTheoraSharpness(int x, int y, OGGConfigVideo *gui)
2306 : BC_TumbleTextBox(gui,
2307 (int64_t)gui->asset->theora_sharpness,
2317 int OGGTheoraSharpness::handle_event()
2319 gui->asset->theora_sharpness = atol(get_text());
2324 PackagingEngineOGG::PackagingEngineOGG()
2330 PackagingEngineOGG::~PackagingEngineOGG()
2334 for(int i = 0; i < total_packages; i++)
2339 delete default_asset;
2344 int PackagingEngineOGG::create_packages_single_farm(
2346 Preferences *preferences,
2347 Asset *default_asset,
2351 this->total_start = total_start;
2352 this->total_end = total_end;
2355 this->preferences = preferences;
2357 // We make A COPY of the asset, because we set audio_data = 0 on local asset which is the same copy as default_asset...
2358 // Should be taken care of somewhere else actually
2359 this->default_asset = new Asset(*default_asset);
2361 audio_start = Units::to_int64(total_start * default_asset->sample_rate);
2362 video_start = Units::to_int64(total_start * default_asset->frame_rate);
2363 audio_position = audio_start;
2364 video_position = video_start;
2365 audio_end = Units::to_int64(total_end * default_asset->sample_rate);
2366 video_end = Units::to_int64(total_end * default_asset->frame_rate);
2367 current_package = 0;
2369 double total_len = total_end - total_start;
2370 //printf("PackageDispatcher::create_packages: %f / %d = %f\n", total_len, total_packages, package_len);
2373 if (default_asset->audio_data)
2375 if (default_asset->video_data)
2376 total_packages += preferences->renderfarm_job_count;
2378 packages = new RenderPackage*[total_packages];
2380 int local_current_package = 0;
2381 if (default_asset->audio_data)
2383 packages[local_current_package] = new RenderPackage;
2384 sprintf(packages[current_package]->path, "%s.audio", default_asset->path);
2385 local_current_package++;
2388 if (default_asset->video_data)
2390 video_package_len = (total_len) / preferences->renderfarm_job_count;
2391 int current_number; // The number being injected into the filename.
2392 int number_start; // Character in the filename path at which the number begins
2393 int total_digits; // Total number of digits including padding the user specified.
2395 Render::get_starting_number(default_asset->path,
2401 for(int i = 0; i < preferences->renderfarm_job_count; i++)
2403 RenderPackage *package = packages[local_current_package] = new RenderPackage;
2404 Render::create_filename(package->path,
2405 default_asset->path,
2410 local_current_package++;
2416 RenderPackage* PackagingEngineOGG::get_package_single_farm(double frames_per_second,
2421 //printf("PackageDispatcher::get_package %ld %ld %ld %ld\n", audio_position, video_position, audio_end, video_end);
2422 if (current_package == total_packages)
2425 RenderPackage *result = 0;
2426 if (current_package == 0 && default_asset->audio_data)
2428 result = packages[0];
2429 result->audio_start = audio_start;
2430 result->video_start = video_start;
2431 result->audio_end = audio_end;
2432 result->video_end = video_end;
2433 result->audio_do = 1;
2434 result->video_do = 0;
2435 } else if (default_asset->video_data)
2437 // Do not do any scaling according to node speed, so we know we can get evenly distributed 'forced' keyframes
2438 result = packages[current_package];
2439 result->audio_do = 0;
2440 result->video_do = 1;
2442 result->audio_start = audio_position;
2443 result->video_start = video_position;
2444 result->audio_end = audio_position +
2445 Units::round(video_package_len * default_asset->sample_rate);
2446 result->video_end = video_position +
2447 Units::round(video_package_len * default_asset->frame_rate);
2449 // Last package... take it all!
2450 if (current_package == total_packages -1 )
2452 result->audio_end = audio_end;
2453 result->video_end = video_end;
2456 audio_position = result->audio_end;
2457 video_position = result->video_end;
2466 void PackagingEngineOGG::get_package_paths(ArrayList<char*> *path_list)
2468 for(int i = 0; i < total_packages; i++)
2470 path_list->append(strdup(packages[i]->path));
2472 // We will mux to the the final file at the end!
2473 path_list->append(strdup(default_asset->path));
2474 path_list->set_free();
2477 int64_t PackagingEngineOGG::get_progress_max()
2479 return Units::to_int64(default_asset->sample_rate *
2480 (total_end - total_start)) * 2+
2481 Units::to_int64(preferences->render_preroll *
2483 default_asset->sample_rate);
2486 int PackagingEngineOGG::packages_are_done()
2490 // Mux audio and video into one file
2492 // First fix our asset... have to workaround the bug of corruption of local asset
2493 // Render::check_asset(edl, *default_asset);
2495 Asset *video_asset = 0, *audio_asset = 0;
2496 File *audio_file_gen = 0, *video_file_gen = 0;
2497 FileOGG *video_file = 0, *audio_file = 0;
2498 ogg_stream_state audio_in_stream, video_in_stream;
2500 int local_current_package = 0;
2501 if (default_asset->audio_data)
2503 audio_asset = new Asset(packages[local_current_package]->path);
2504 local_current_package++;
2506 audio_file_gen = new File();
2507 audio_file_gen->open_file(preferences, audio_asset, 1, 0);
2508 audio_file = (FileOGG*) audio_file_gen->file;
2509 ogg_stream_init(&audio_in_stream, audio_file->tf->vo.serialno);
2510 audio_file->ogg_seek_to_databegin(audio_file->tf->audiosync, audio_file->tf->vo.serialno);
2513 if (default_asset->video_data)
2515 video_asset = new Asset(packages[local_current_package]->path);
2516 local_current_package++;
2518 video_file_gen = new File();
2519 video_file_gen->open_file(preferences, video_asset, 1, 0);
2520 video_file = (FileOGG*) video_file_gen->file;
2521 ogg_stream_init(&video_in_stream, video_file->tf->to.serialno);
2522 video_file->ogg_seek_to_databegin(video_file->tf->videosync, video_file->tf->to.serialno);
2526 File *output_file_gen = new File();
2527 output_file_gen->open_file(preferences, default_asset, 0, 1);
2528 FileOGG *output_file = (FileOGG*) output_file_gen->file;
2530 //ogg_page og; /* one Ogg bitstream page. Vorbis packets are inside */
2531 ogg_packet op; /* one raw packet of data for decode */
2534 int audio_ready = default_asset->audio_data;
2535 int video_ready = default_asset->video_data;
2536 int64_t video_packetno = 1;
2537 int64_t audio_packetno = 1;
2538 int64_t frame_offset = 0;
2539 int64_t current_frame = 0;
2540 while ((default_asset->audio_data && audio_ready) || (default_asset->video_data && video_ready))
2544 while (ogg_stream_packetpeek(&video_in_stream, NULL) != 1) // get as many pages as needed for one package
2546 if (!video_file->ogg_get_next_page(video_file->tf->videosync, video_file->tf->to.serialno, &video_file->tf->videopage))
2548 // We are at the end of our file, see if it is more and open more if there is
2549 if (local_current_package < total_packages)
2551 frame_offset = current_frame +1;
2552 ogg_stream_clear(&video_in_stream);
2553 video_file_gen->close_file();
2554 delete video_file_gen;
2556 video_asset = new Asset(packages[local_current_package]->path);
2557 local_current_package++;
2559 video_file_gen = new File();
2560 video_file_gen->open_file(preferences, video_asset, 1, 0);
2561 video_file = (FileOGG*) video_file_gen->file;
2562 ogg_stream_init(&video_in_stream, video_file->tf->to.serialno);
2563 video_file->ogg_seek_to_databegin(video_file->tf->videosync, video_file->tf->to.serialno);
2569 ogg_stream_pagein(&video_in_stream, &video_file->tf->videopage);
2571 while (ogg_stream_packetpeek(&video_in_stream, NULL) == 1) // get all packets out of the page
2573 ogg_stream_packetout(&video_in_stream, &op);
2574 if (local_current_package != total_packages) // keep it from closing the stream
2576 if (video_packetno != 1) // if this is not the first video package do not start with b_o_s
2580 op.packetno = video_packetno;
2582 int64_t granulepos = op.granulepos;
2583 if (granulepos != -1)
2586 int64_t rel_iframe = granulepos >> video_file->theora_keyframe_granule_shift;
2587 int64_t rel_pframe = granulepos - (rel_iframe << video_file->theora_keyframe_granule_shift);
2588 int64_t rel_current_frame = rel_iframe + rel_pframe;
2589 current_frame = frame_offset + rel_current_frame;
2590 int64_t abs_iframe = current_frame - rel_pframe;
2592 op.granulepos = (abs_iframe << video_file->theora_keyframe_granule_shift) + rel_pframe;
2594 // printf("iframe: %i, pframe: %i, granulepos: %i, op.packetno %lli, abs_iframe: %i\n", rel_iframe, rel_pframe, granulepos, op.packetno, abs_iframe);
2597 ogg_stream_packetin (&output_file->tf->to, &op);
2598 output_file->tf->v_pkg++;
2603 while (ogg_stream_packetpeek(&audio_in_stream, NULL) != 1) // get as many pages as needed for one package
2605 if (!audio_file->ogg_get_next_page(audio_file->tf->audiosync, audio_file->tf->vo.serialno, &audio_file->tf->audiopage))
2610 ogg_stream_pagein(&audio_in_stream, &audio_file->tf->audiopage);
2612 while (ogg_stream_packetpeek(&audio_in_stream, NULL) == 1) // get all packets out of the page
2614 ogg_stream_packetout(&audio_in_stream, &op);
2615 ogg_stream_packetin (&output_file->tf->vo, &op);
2617 output_file->tf->a_pkg++;
2621 output_file->flush_ogg(0);
2626 // flush_ogg(1) is called on file closing time...
2627 // output_file->flush_ogg(1);
2629 // Just prevent thet write_samples and write_frames are called
2630 output_file->final_write = 0;
2632 if (default_asset->audio_data)
2634 ogg_stream_clear(&audio_in_stream);
2635 audio_file_gen->close_file();
2636 delete audio_file_gen;
2639 if (default_asset->video_data)
2641 ogg_stream_clear(&video_in_stream);
2642 video_file_gen->close_file();
2643 delete video_file_gen;
2647 output_file_gen->close_file();
2648 delete output_file_gen;
2650 // Now delete the temp files
2651 for(int i = 0; i < total_packages; i++)
2652 unlink(packages[i]->path);