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 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*)PACKAGE_STRING);
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*)PACKAGE_STRING);
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 ogg_sync_and_get_next_page(sw, serialno, og);
1151 int64_t pageend_frame;
1152 //int read_back = 0;
1153 // find the page with "real" ending
1154 while ((pageend_frame = ogg_page_granulepos(og)) == -1)
1156 if (ogg_get_next_page(sw, serialno, og) == 0)
1162 pageend_frame = theora_granule_frame(&tf->td, ogg_page_granulepos(og));
1164 // FIXME - MEDIUM PRIORITY: read back if we've gone too far and no page of our serialno at all can be found
1167 // linear seek to the sample
1168 // TODO: Use bisection also
1169 // printf("Next page granulepos: %lli, pagepos: %lli\n", end_sample, sw->file_pagepos_found);
1170 //int discard_packets = 0;
1173 if (pageend_frame <= frame)
1176 while (pageend_frame < frame)
1179 ogg_get_next_page(sw, serialno, og);
1180 } while (ogg_page_packets(og) == 0);
1181 pageend_frame = theora_granule_frame(&tf->td, ogg_page_granulepos(og));
1184 // go back if this frame starts on previous page
1185 if (ogg_page_continued(og) && pageend_frame - ogg_page_packets(og) == frame - 1)
1188 ogg_get_prev_page(sw, serialno, og);
1189 } while (ogg_page_packets(og) == 0 && ogg_page_continued(og));
1191 pageend_frame = theora_granule_frame(&tf->td, ogg_page_granulepos(og));
1195 int64_t first_frame_on_page = theora_granule_frame(&tf->td, ogg_page_granulepos(og)) - ogg_page_packets(og) + 2;
1196 if (!ogg_page_continued(og))
1197 first_frame_on_page--;
1198 while (first_frame_on_page > frame)
1200 // printf("get prev page: %lli pagepos:%lli\n", ogg_page_granulepos(og), sw->file_pagepos_found);
1202 ogg_get_prev_page(sw, serialno, og);
1203 } while (ogg_page_packets(og) == 0 && ogg_page_continued(og));
1205 // pageend_frame = theora_granule_frame(&tf->td, ogg_page_granulepos(og));
1206 first_frame_on_page = theora_granule_frame(&tf->td, ogg_page_granulepos(og)) - ogg_page_packets(og) + 2;
1207 if (!ogg_page_continued(og))
1208 first_frame_on_page--;
1211 // printf("Miss plus: %i, miss minus: %i\n", missp, missm);
1212 // printf("last frame of page with frame : %lli\n", pageend_frame);
1217 int FileOGG::ogg_seek_to_keyframe(sync_window_t *sw, long serialno, int64_t frame, int64_t *keyframe_number)
1221 // printf("Searching for the proper position to start decoding frame %lli\n", frame);
1222 if (!ogg_get_page_of_frame(sw, serialno, &og, frame))
1224 printf("FileOGG: Seeking to frame failed\n");
1227 // TODO: if the frame we are looking for continoues on the next page, we don't need to do this
1228 // Now go to previous page in order to find out the granulepos
1229 // Don't do it in case this is the first page.
1230 // printf("GP: %lli\n", ogg_page_granulepos(&og));
1231 int64_t granulepos = ogg_page_granulepos(&og);
1232 int64_t iframe = granulepos >> theora_keyframe_granule_shift;
1233 //int64_t pframe = granulepos - (iframe << theora_keyframe_granule_shift);
1234 // check if maybe iframe is known from this page already
1235 if (granulepos != -1 && iframe <= frame)
1237 // optimisation, iframe is already known from this page
1240 // get previous page so we will get the iframe number
1242 ogg_get_prev_page(sw, serialno, &og);
1243 } while (ogg_page_packets(&og) == 0);
1245 granulepos = ogg_page_granulepos(&og);
1246 iframe = granulepos >> theora_keyframe_granule_shift;
1247 //pframe = granulepos - (iframe << theora_keyframe_granule_shift);
1249 int64_t first_frame_on_page = theora_granule_frame(&tf->td, ogg_page_granulepos(&og)) - ogg_page_packets(&og) + 2;
1250 if (!ogg_page_continued(&og))
1251 first_frame_on_page--;
1252 if (first_frame_on_page <= iframe)
1254 // optimisation, happens mainly in low-bitrate streams, it spares us one seek
1257 // get the page where keyframe starts
1258 if (!ogg_get_page_of_frame(sw, serialno, &og, iframe))
1260 printf("FileOGG: Seeking to keyframe failed\n");
1264 // printf("looking for frame: %lli, last frame of the page: %lli, last keyframe: %lli\n", frame, pframe+iframe, iframe);
1265 ogg_stream_reset(&tf->to);
1266 ogg_stream_pagein(&tf->to, &og);
1267 // Read until one frame before keyframe
1268 // printf("c: %i\n", ogg_page_continued(&og));
1269 int numread = iframe - (theora_granule_frame(&tf->td, ogg_page_granulepos(&og)) - ogg_page_packets(&og)) - 1;
1270 if (ogg_page_continued(&og))
1272 // printf("numread: %i\n", numread);
1273 // printf("FileOGG:: Proper position: %lli\n", theora_granule_frame(&tf->td, ogg_page_granulepos(&og)) + numread - ogg_page_packets(&og));
1276 while (ogg_stream_packetpeek(&tf->to, NULL) != 1)
1278 if (!ogg_get_next_page(sw, serialno, &og))
1280 printf("FileOGG: Cannot find next page while seeking\n");
1283 ogg_stream_pagein(&tf->to, &og);
1285 ogg_stream_packetout(&tf->to, &op);
1288 *keyframe_number = iframe;
1293 int FileOGG::check_sig(Asset *asset)
1296 FILE *fd = fopen(asset->path, "rb");
1299 fseek(fd, 0, SEEK_SET);
1302 (void)fread(data, 4, 1, fd);
1304 if(data[0] == 'O' &&
1311 printf("Yay, we have an ogg file\n");
1322 int FileOGG::close_file()
1327 if (asset->audio_data)
1328 write_samples_vorbis(0, 0, 1); // set eos
1329 if (asset->video_data)
1330 write_frames_theora(0, 1, 1); // set eos
1332 flush_ogg(1); // flush all
1334 if (asset->audio_data)
1336 vorbis_block_clear (&tf->vb);
1337 vorbis_dsp_clear (&tf->vd);
1338 vorbis_info_clear (&tf->vi);
1339 ogg_stream_clear (&tf->vo);
1341 if (asset->video_data)
1343 theora_info_clear (&tf->ti);
1344 ogg_stream_clear (&tf->to);
1345 theora_clear (&tf->td);
1348 if (stream) fclose(stream);
1354 if (asset->audio_data)
1356 vorbis_block_clear (&tf->vb);
1357 vorbis_dsp_clear (&tf->vd);
1358 vorbis_comment_clear (&tf->vc);
1359 vorbis_info_clear (&tf->vi);
1360 ogg_stream_clear (&tf->vo);
1362 theora_comment_clear(&tf->tc);
1363 if (asset->video_data)
1365 theora_info_clear (&tf->ti);
1366 theora_comment_clear (&tf->tc);
1367 theora_clear (&tf->td);
1368 ogg_stream_clear (&tf->to);
1372 if (stream) fclose(stream);
1379 int FileOGG::close_file_derived()
1381 //printf("FileOGG::close_file_derived(): 1\n");
1382 if (stream) fclose(stream);
1387 int64_t FileOGG::get_video_position()
1390 return next_frame_position - start_frame;
1393 int64_t FileOGG::get_audio_position()
1395 return next_sample_position - start_sample;
1398 int FileOGG::set_video_position(int64_t x)
1401 // printf("SVP: %lli\n", x);
1403 next_frame_position = x + start_frame;
1408 int FileOGG::colormodel_supported(int colormodel)
1412 if (colormodel == BC_YUV420P)
1417 int FileOGG::get_best_colormodel(Asset *asset, int driver)
1424 int FileOGG::read_frame(VFrame *frame)
1427 if(!stream) return 1;
1430 // skip is cheaper than seek, do it...
1431 int decode_frames = 0;
1432 int expect_keyframe = 0;
1433 if (ogg_frame_position >= 0 &&
1434 next_frame_position >= ogg_frame_position &&
1435 next_frame_position - ogg_frame_position < 32)
1437 decode_frames = next_frame_position - ogg_frame_position;
1439 if (next_frame_position != ogg_frame_position)
1441 if (!ogg_seek_to_keyframe(tf->videosync, tf->to.serialno,
1442 next_frame_position, &ogg_frame_position)) {
1443 printf("FileOGG:: Error while seeking to frame's keyframe"
1444 " (frame: " _LD ", keyframe: " _LD ")\n",
1445 next_frame_position, ogg_frame_position);
1448 // printf("For frame: %lli, keyframe is: %lli\n", next_frame_position,ogg_frame_position);
1449 // skip frames must be > 0 here
1450 decode_frames = next_frame_position - ogg_frame_position + 1;
1451 ogg_frame_position --; // ogg_frame_position is at last decoded frame, so it will point right
1452 if (decode_frames <= 0)
1454 printf("FileOGG:: Error while seeking to keyframe,"
1455 " wrong keyframe number (frame: " _LD ", keyframe: " _LD ")\n",
1456 next_frame_position, ogg_frame_position);
1460 expect_keyframe = 1;
1463 // printf("Frames to decode: %i\n", decode_frames);
1465 // THIS IS WHAT CAUSES SLOWNESS OF SEEKING, but we can do nothing about it.
1466 while (decode_frames > 0)
1470 while (ogg_stream_packetpeek(&tf->to, NULL) != 1)
1472 if (!ogg_get_next_page(tf->videosync, tf->to.serialno, &og))
1474 printf("FileOGG: Cannot find next page while seeking\n");
1477 ogg_stream_pagein(&tf->to, &og);
1479 ogg_stream_packetout(&tf->to, &op);
1480 if (expect_keyframe && !theora_packet_iskeyframe(&op))
1482 printf("FileOGG: Expecting keyframe, but didn't get it\n");
1483 // return 1; this is generally not a fatal error
1485 expect_keyframe = 0;
1488 theora_decode_packetin(&tf->td, &op);
1491 ogg_frame_position ++;
1495 int ret = theora_decode_YUVout (&tf->td, &yuv);
1498 printf("FileOGG: theora_decode_YUVout failed with code %i\n", ret);
1502 /* yuv.y += yuv.y_stride * (yuv.y_height - 1);
1503 yuv.u += yuv.uv_stride * (yuv.uv_height - 1);
1504 yuv.v += yuv.uv_stride * (yuv.uv_height - 1);
1505 yuv.y_stride = - yuv.y_stride;
1506 yuv.uv_stride = - yuv.uv_stride;*/
1507 VFrame *temp_frame = new VFrame(yuv.y,
1516 // copy into temp frame...
1518 BC_CModels::transfer(frame->get_rows(),
1519 temp_frame->get_rows(),
1523 temp_frame->get_y(),
1524 temp_frame->get_u(),
1525 temp_frame->get_v(),
1532 yuv.y_width, // temp_frame can be larger than frame if width not dividable by 16
1535 frame->get_color_model(),
1537 -temp_frame->get_w(),
1542 next_frame_position ++;
1549 int FileOGG::ogg_decode_more_samples(sync_window_t *sw, long serialno)
1556 while (ogg_stream_packetpeek(&tf->vo, NULL) != 1)
1558 if (!ogg_get_next_page(sw, serialno, &og))
1560 printf("FileOGG: Cannot find next page while trying to decode more samples\n");
1563 ogg_stream_pagein(&tf->vo, &og);
1565 ogg_stream_packetout(&tf->vo, &op);
1566 if(!vorbis_synthesis(&tf->vb, &op))
1569 vorbis_synthesis_blockin(&tf->vd, &tf->vb);
1575 int FileOGG::set_audio_position(int64_t x)
1577 next_sample_position = x + start_sample;
1581 int FileOGG::move_history(int from, int to, int len)
1583 for(int i = 0; i < asset->channels; i++)
1584 memmove(pcm_history[i] + to, pcm_history[i] + from, sizeof(float) * len);
1585 history_start = history_start + from - to;
1589 int FileOGG::read_samples(double *buffer, int64_t len)
1591 float **vorbis_buffer;
1594 // printf("Reading samples: Channel: %i, number of samples: %lli, reading at :%lli\n", file->current_channel, len, next_sample_position);
1595 // printf("\tnext_sample_position: %lli, length: %i\n", next_sample_position, len);
1596 // printf("\thistory_start: %lli, length: %i\n", history_start, history_size);
1598 if(len > HISTORY_MAX)
1600 printf("FileOGG::read_samples max samples=%d\n", HISTORY_MAX);
1606 pcm_history = new float*[asset->channels];
1607 for(int i = 0; i < asset->channels; i++)
1608 pcm_history[i] = new float[HISTORY_MAX];
1609 history_start = -100000000; // insane value to trigger reload
1613 int64_t hole_start = -1;
1614 int64_t hole_len = -1;
1615 int64_t hole_absstart = -1;
1616 int64_t hole_fill = 0;
1618 if (history_start < next_sample_position && history_start + history_size > next_sample_position && history_start + history_size < next_sample_position + len)
1622 hole_start = history_start + history_size - next_sample_position;
1623 hole_len = history_size - hole_start;
1624 hole_absstart = next_sample_position + hole_start;
1625 move_history(next_sample_position - history_start,
1630 if (next_sample_position < history_start && history_start < next_sample_position + len)
1635 hole_len = history_start - next_sample_position;
1636 hole_absstart = next_sample_position;
1637 // printf("hs: %lli, histstart: %lli, next_sample_position: %lli\n", history_size, history_start, next_sample_position);
1638 // printf("to: 0, from: %lli, size: %lli\n",
1639 // history_start - next_sample_position,
1640 // history_size - history_start + next_sample_position);
1642 history_start - next_sample_position,
1643 history_size - history_start + next_sample_position);
1646 if (next_sample_position >= history_start + history_size || next_sample_position + len <= history_start)
1651 hole_len = HISTORY_MAX;
1652 hole_absstart = next_sample_position;
1653 history_start = hole_absstart;
1654 history_size = hole_len;
1659 if (hole_start < 0 || hole_len <= 0 || hole_absstart < 0)
1661 printf("FileOGG: Error at finding out what to read from file\n");
1665 if (hole_absstart + hole_len > asset->audio_length + start_sample)
1667 hole_len = asset->audio_length + start_sample - hole_absstart;
1668 history_size = asset->audio_length + start_sample - history_start;
1671 history_size = HISTORY_MAX;
1675 // printf("Decode samples at position: %lli, samples to read: %lli\n", hole_absstart, hole_len);
1677 int64_t samples_read = 0;
1678 if (ogg_sample_position != hole_absstart)
1680 ogg_sample_position = hole_absstart;
1681 if (!ogg_seek_to_sample(tf->audiosync, tf->vo.serialno, ogg_sample_position))
1683 printf("FileOGG:: Error while seeking to sample\n");
1687 // now we have ogg_sample_positon aligned
1688 int64_t samples_to_read = hole_len;
1689 while (samples_read < hole_len)
1691 int64_t waiting_samples = vorbis_synthesis_pcmout(&tf->vd, &vorbis_buffer);
1692 int64_t takeout_samples;
1693 if (waiting_samples > samples_to_read - samples_read)
1694 takeout_samples = samples_to_read - samples_read;
1696 takeout_samples = waiting_samples;
1698 // printf("takeout samples: %lli, samples_read: %lli\n", takeout_samples, samples_read);
1702 for(int i = 0; i < asset->channels; i++)
1704 float *input = vorbis_buffer[i];
1705 float *output = pcm_history[i] + hole_start;
1707 for(int j = 0; j < takeout_samples ; j++)
1709 output[j] = input[j];
1714 vorbis_synthesis_read(&tf->vd, takeout_samples);
1715 samples_read += takeout_samples;
1716 ogg_sample_position += takeout_samples;
1717 hole_start += takeout_samples;
1719 if (samples_read < hole_len)
1720 if (!ogg_decode_more_samples(tf->audiosync, tf->vo.serialno))
1722 ogg_sample_position = -1;
1730 // now we can be sure our history is correct, just copy it out
1731 if (next_sample_position < history_start || next_sample_position + len > history_start + history_size)
1733 printf("FileOGG:: History not aligned properly \n");
1734 printf("\tnext_sample_position: " _LD ", length: " _LD "\n", next_sample_position, len);
1735 printf("\thistory_start: " _LD ", length: " _LD "\n", history_start, history_size);
1739 float *input = pcm_history[file->current_channel] + next_sample_position - history_start;
1740 for (int i = 0; i < len; i++)
1741 buffer[i] = input[i];
1743 next_sample_position += len;
1748 int FileOGG::write_audio_page()
1752 ret = fwrite(tf->apage, 1, tf->apage_len, stream);
1753 if(ret < tf->apage_len) {
1754 eprintf("error writing audio page\n");
1756 tf->apage_valid = 0;
1757 tf->a_pkg -= ogg_page_packets((ogg_page *)&tf->apage);
1761 int FileOGG::write_video_page()
1765 ret = fwrite(tf->vpage, 1, tf->vpage_len, stream);
1766 if(ret < tf->vpage_len) {
1767 eprintf("error writing video page\n");
1769 tf->vpage_valid = 0;
1770 tf->v_pkg -= ogg_page_packets((ogg_page *)&tf->vpage);
1774 void FileOGG::flush_ogg (int e_o_s)
1780 /* flush out the ogg pages */
1782 /* Get pages for both streams, if not already present, and if available.*/
1783 if(asset->video_data && !tf->vpage_valid) {
1784 // this way seeking is much better,
1785 // not sure if 23 packets is a good value. it works though
1787 if(tf->v_pkg>22 && ogg_stream_flush(&tf->to, &og) > 0) {
1790 else if(ogg_stream_pageout(&tf->to, &og) > 0) {
1794 len = og.header_len + og.body_len;
1795 if(tf->vpage_buffer_length < len) {
1796 tf->vpage = (unsigned char *)realloc(tf->vpage, len);
1797 tf->vpage_buffer_length = len;
1799 tf->vpage_len = len;
1800 memcpy(tf->vpage, og.header, og.header_len);
1801 memcpy(tf->vpage+og.header_len , og.body, og.body_len);
1803 tf->vpage_valid = 1;
1804 tf->videotime = theora_granule_time (&tf->td,
1805 ogg_page_granulepos(&og));
1808 if(asset->audio_data && !tf->apage_valid) {
1809 // this way seeking is much better,
1810 // not sure if 23 packets is a good value. it works though
1812 if(tf->a_pkg>22 && ogg_stream_flush(&tf->vo, &og) > 0) {
1815 else if(ogg_stream_pageout(&tf->vo, &og) > 0) {
1819 len = og.header_len + og.body_len;
1820 if(tf->apage_buffer_length < len) {
1821 tf->apage = (unsigned char *)realloc(tf->apage, len);
1822 tf->apage_buffer_length = len;
1824 tf->apage_len = len;
1825 memcpy(tf->apage, og.header, og.header_len);
1826 memcpy(tf->apage+og.header_len , og.body, og.body_len);
1828 tf->apage_valid = 1;
1829 tf->audiotime= vorbis_granule_time (&tf->vd,
1830 ogg_page_granulepos(&og));
1834 if(!asset->audio_data && tf->vpage_valid) {
1837 else if(!asset->video_data && tf->apage_valid) {
1840 /* We're using both. We can output only:
1841 * a) If we have valid pages for both
1842 * b) At EOS, for the remaining stream.
1844 else if(tf->vpage_valid && tf->apage_valid) {
1845 /* Make sure they're in the right order. */
1846 if(tf->videotime <= tf->audiotime)
1851 else if(e_o_s && tf->vpage_valid) {
1854 else if(e_o_s && tf->apage_valid) {
1858 break; /* Nothing more writable at the moment */
1861 flush_lock->unlock();
1865 int FileOGG::write_samples_vorbis(double **buffer, int64_t len, int e_o_s)
1867 float **vorbis_buffer;
1868 static int samples = 0;
1872 vorbis_analysis_wrote (&tf->vd, 0);
1875 vorbis_buffer = vorbis_analysis_buffer (&tf->vd, len);
1876 /* double to float conversion */
1877 for(int i = 0; i<asset->channels; i++)
1879 for (int j = 0; j < len; j++)
1881 vorbis_buffer[i][j] = buffer[i][j];
1884 vorbis_analysis_wrote (&tf->vd, len);
1886 while(vorbis_analysis_blockout (&tf->vd, &tf->vb) == 1)
1888 /* analysis, assume we want to use bitrate management */
1889 vorbis_analysis (&tf->vb, NULL);
1890 vorbis_bitrate_addblock (&tf->vb);
1892 /* weld packets into the bitstream */
1893 while (vorbis_bitrate_flushpacket (&tf->vd, &tf->op))
1896 ogg_stream_packetin (&tf->vo, &tf->op);
1898 flush_lock->unlock();
1908 int FileOGG::write_samples(double **buffer, int64_t len)
1911 return write_samples_vorbis(buffer, len, 0);
1915 int FileOGG::write_frames_theora(VFrame ***frames, int len, int e_o_s)
1917 // due to clumsy theora's design we need to delay writing out by one frame
1918 // always stay one frame behind, so we can correctly encode e_o_s
1920 if(!stream) return 0;
1922 for(int j = 0; j < len && !result; j++)
1924 if (temp_frame) // encode previous frame if available
1927 yuv.y_width = tf->ti.width;
1928 yuv.y_height = tf->ti.height;
1929 yuv.y_stride = temp_frame->get_bytes_per_line();
1931 yuv.uv_width = tf->ti.width / 2;
1932 yuv.uv_height = tf->ti.height / 2;
1933 yuv.uv_stride = temp_frame->get_bytes_per_line() /2;
1935 yuv.y = temp_frame->get_y();
1936 yuv.u = temp_frame->get_u();
1937 yuv.v = temp_frame->get_v();
1938 int ret = theora_encode_YUVin (&tf->td, &yuv);
1941 printf("FileOGG: theora_encode_YUVin failed with code %i\n", ret);
1942 printf("yuv_buffer: y_width: %i, y_height: %i, y_stride: %i,"
1943 " uv_width: %i, uv_height: %i, uv_stride: %i\n",
1944 yuv.y_width, yuv.y_height, yuv.y_stride,
1945 yuv.uv_width, yuv.uv_height, yuv.uv_stride);
1947 while(theora_encode_packetout (&tf->td, e_o_s, &tf->op)) {
1949 ogg_stream_packetin (&tf->to, &tf->op);
1951 flush_lock->unlock();
1953 flush_ogg(0); // eos flush is done later at close_file
1955 // If we have e_o_s, don't encode any new frames
1961 temp_frame = new VFrame (0,
1968 VFrame *frame = frames[0][j];
1969 int in_color_model = frame->get_color_model();
1970 if (in_color_model == BC_YUV422P &&
1971 temp_frame->get_w() == frame->get_w() &&
1972 temp_frame->get_h() == frame->get_h() &&
1973 temp_frame->get_bytes_per_line() == frame->get_bytes_per_line())
1975 temp_frame->copy_from(frame);
1979 BC_CModels::transfer(temp_frame->get_rows(),
1981 temp_frame->get_y(),
1982 temp_frame->get_u(),
1983 temp_frame->get_v(),
1993 frame->get_w(), // temp_frame can be larger than frame if width not dividable by 16
1995 frame->get_color_model(),
1999 temp_frame->get_w());
2008 int FileOGG::write_frames(VFrame ***frames, int len)
2011 return write_frames_theora(frames, len, 0);
2014 OGGConfigAudio::OGGConfigAudio(BC_WindowBase *parent_window, Asset *asset)
2015 : BC_Window(PROGRAM_NAME ": Audio Compression",
2016 parent_window->get_abs_cursor_x(1),
2017 parent_window->get_abs_cursor_y(1),
2021 this->parent_window = parent_window;
2022 this->asset = asset;
2025 OGGConfigAudio::~OGGConfigAudio()
2030 void OGGConfigAudio::create_objects()
2032 // add_tool(new BC_Title(10, 10, _("There are no audio options for this format")));
2036 char string[BCTEXTLEN];
2038 lock_window("OGGConfigAudio::create_objects");
2039 add_tool(fixed_bitrate = new OGGVorbisFixedBitrate(x, y, this));
2040 add_tool(variable_bitrate = new OGGVorbisVariableBitrate(x1, y, this));
2043 sprintf(string, "%d", asset->vorbis_min_bitrate);
2044 add_tool(new BC_Title(x, y, _("Min bitrate:")));
2045 add_tool(new OGGVorbisMinBitrate(x1, y, this, string));
2048 add_tool(new BC_Title(x, y, _("Avg bitrate:")));
2049 sprintf(string, "%d", asset->vorbis_bitrate);
2050 add_tool(new OGGVorbisAvgBitrate(x1, y, this, string));
2053 add_tool(new BC_Title(x, y, _("Max bitrate:")));
2054 sprintf(string, "%d", asset->vorbis_max_bitrate);
2055 add_tool(new OGGVorbisMaxBitrate(x1, y, this, string));
2058 add_subwindow(new BC_OKButton(this));
2063 int OGGConfigAudio::close_event()
2069 OGGVorbisFixedBitrate::OGGVorbisFixedBitrate(int x, int y, OGGConfigAudio *gui)
2070 : BC_Radial(x, y, !gui->asset->vorbis_vbr, _("Average bitrate"))
2074 int OGGVorbisFixedBitrate::handle_event()
2076 gui->asset->vorbis_vbr = 0;
2077 gui->variable_bitrate->update(0);
2081 OGGVorbisVariableBitrate::OGGVorbisVariableBitrate(int x, int y, OGGConfigAudio *gui)
2082 : BC_Radial(x, y, gui->asset->vorbis_vbr, _("Variable bitrate"))
2086 int OGGVorbisVariableBitrate::handle_event()
2088 gui->asset->vorbis_vbr = 1;
2089 gui->fixed_bitrate->update(0);
2094 OGGVorbisMinBitrate::OGGVorbisMinBitrate(int x,
2096 OGGConfigAudio *gui,
2098 : BC_TextBox(x, y, 180, 1, text)
2102 int OGGVorbisMinBitrate::handle_event()
2104 gui->asset->vorbis_min_bitrate = atol(get_text());
2110 OGGVorbisMaxBitrate::OGGVorbisMaxBitrate(int x,
2112 OGGConfigAudio *gui,
2114 : BC_TextBox(x, y, 180, 1, text)
2118 int OGGVorbisMaxBitrate::handle_event()
2120 gui->asset->vorbis_max_bitrate = atol(get_text());
2126 OGGVorbisAvgBitrate::OGGVorbisAvgBitrate(int x, int y, OGGConfigAudio *gui, char *text)
2127 : BC_TextBox(x, y, 180, 1, text)
2131 int OGGVorbisAvgBitrate::handle_event()
2133 gui->asset->vorbis_bitrate = atol(get_text());
2141 OGGConfigVideo::OGGConfigVideo(BC_WindowBase *parent_window, Asset *asset)
2142 : BC_Window(PROGRAM_NAME ": Video Compression",
2143 parent_window->get_abs_cursor_x(1),
2144 parent_window->get_abs_cursor_y(1),
2148 this->parent_window = parent_window;
2149 this->asset = asset;
2152 OGGConfigVideo::~OGGConfigVideo()
2157 void OGGConfigVideo::create_objects()
2159 // add_tool(new BC_Title(10, 10, _("There are no video options for this format")));
2164 lock_window("OGGConfigVideo::create_objects");
2165 add_subwindow(new BC_Title(x, y + 5, _("Bitrate:")));
2166 add_subwindow(new OGGTheoraBitrate(x1, y, this));
2167 add_subwindow(fixed_bitrate = new OGGTheoraFixedBitrate(x2, y, this));
2170 add_subwindow(new BC_Title(x, y, _("Quality:")));
2171 add_subwindow(new BC_ISlider(x + 80,
2178 asset->theora_quality,
2181 &asset->theora_quality));
2184 add_subwindow(fixed_quality = new OGGTheoraFixedQuality(x2, y, this));
2187 add_subwindow(new BC_Title(x, y, _("Keyframe frequency:")));
2188 OGGTheoraKeyframeFrequency *keyframe_frequency =
2189 new OGGTheoraKeyframeFrequency(x1 + 60, y, this);
2190 keyframe_frequency->create_objects();
2193 add_subwindow(new BC_Title(x, y, _("Keyframe force frequency:")));
2194 OGGTheoraKeyframeForceFrequency *keyframe_force_frequency =
2195 new OGGTheoraKeyframeForceFrequency(x1 + 60, y, this);
2196 keyframe_force_frequency->create_objects();
2199 add_subwindow(new BC_Title(x, y, _("Sharpness:")));
2200 OGGTheoraSharpness *sharpness =
2201 new OGGTheoraSharpness(x1 + 60, y, this);
2202 sharpness->create_objects();
2206 add_subwindow(new BC_OKButton(this));
2214 int OGGConfigVideo::close_event()
2220 OGGTheoraBitrate::OGGTheoraBitrate(int x, int y, OGGConfigVideo *gui)
2221 : BC_TextBox(x, y, 100, 1, gui->asset->theora_bitrate)
2227 int OGGTheoraBitrate::handle_event()
2229 // TODO: MIN / MAX check
2230 gui->asset->theora_bitrate = atol(get_text());
2237 OGGTheoraFixedBitrate::OGGTheoraFixedBitrate(int x, int y, OGGConfigVideo *gui)
2238 : BC_Radial(x, y, gui->asset->theora_fix_bitrate, _("Fixed bitrate"))
2243 int OGGTheoraFixedBitrate::handle_event()
2246 gui->asset->theora_fix_bitrate = 1;
2247 gui->fixed_quality->update(0);
2251 OGGTheoraFixedQuality::OGGTheoraFixedQuality(int x, int y, OGGConfigVideo *gui)
2252 : BC_Radial(x, y, !gui->asset->theora_fix_bitrate, _("Fixed quality"))
2257 int OGGTheoraFixedQuality::handle_event()
2260 gui->asset->theora_fix_bitrate = 0;
2261 gui->fixed_bitrate->update(0);
2265 OGGTheoraKeyframeFrequency::OGGTheoraKeyframeFrequency(int x, int y, OGGConfigVideo *gui)
2266 : BC_TumbleTextBox(gui,
2267 (int64_t)gui->asset->theora_keyframe_frequency,
2277 int OGGTheoraKeyframeFrequency::handle_event()
2279 gui->asset->theora_keyframe_frequency = atol(get_text());
2283 OGGTheoraKeyframeForceFrequency::OGGTheoraKeyframeForceFrequency(int x, int y, OGGConfigVideo *gui)
2284 : BC_TumbleTextBox(gui,
2285 (int64_t)gui->asset->theora_keyframe_frequency,
2295 int OGGTheoraKeyframeForceFrequency::handle_event()
2297 gui->asset->theora_keyframe_frequency = atol(get_text());
2302 OGGTheoraSharpness::OGGTheoraSharpness(int x, int y, OGGConfigVideo *gui)
2303 : BC_TumbleTextBox(gui,
2304 (int64_t)gui->asset->theora_sharpness,
2314 int OGGTheoraSharpness::handle_event()
2316 gui->asset->theora_sharpness = atol(get_text());
2321 PackagingEngineOGG::PackagingEngineOGG()
2327 PackagingEngineOGG::~PackagingEngineOGG()
2331 for(int i = 0; i < total_packages; i++)
2336 delete default_asset;
2341 int PackagingEngineOGG::create_packages_single_farm(
2343 Preferences *preferences,
2344 Asset *default_asset,
2348 this->total_start = total_start;
2349 this->total_end = total_end;
2352 this->preferences = preferences;
2354 // We make A COPY of the asset, because we set audio_data = 0 on local asset which is the same copy as default_asset...
2355 // Should be taken care of somewhere else actually
2356 this->default_asset = new Asset(*default_asset);
2358 audio_start = Units::to_int64(total_start * default_asset->sample_rate);
2359 video_start = Units::to_int64(total_start * default_asset->frame_rate);
2360 audio_position = audio_start;
2361 video_position = video_start;
2362 audio_end = Units::to_int64(total_end * default_asset->sample_rate);
2363 video_end = Units::to_int64(total_end * default_asset->frame_rate);
2364 current_package = 0;
2366 double total_len = total_end - total_start;
2367 //printf("PackageDispatcher::create_packages: %f / %d = %f\n", total_len, total_packages, package_len);
2370 if (default_asset->audio_data)
2372 if (default_asset->video_data)
2373 total_packages += preferences->renderfarm_job_count;
2375 packages = new RenderPackage*[total_packages];
2377 int local_current_package = 0;
2378 if (default_asset->audio_data)
2380 packages[local_current_package] = new RenderPackage;
2381 sprintf(packages[current_package]->path, "%s.audio", default_asset->path);
2382 local_current_package++;
2385 if (default_asset->video_data)
2387 video_package_len = (total_len) / preferences->renderfarm_job_count;
2388 int current_number; // The number being injected into the filename.
2389 int number_start; // Character in the filename path at which the number begins
2390 int total_digits; // Total number of digits including padding the user specified.
2392 Render::get_starting_number(default_asset->path,
2398 for(int i = 0; i < preferences->renderfarm_job_count; i++)
2400 RenderPackage *package = packages[local_current_package] = new RenderPackage;
2401 Render::create_filename(package->path,
2402 default_asset->path,
2407 local_current_package++;
2413 RenderPackage* PackagingEngineOGG::get_package_single_farm(double frames_per_second,
2418 //printf("PackageDispatcher::get_package %ld %ld %ld %ld\n", audio_position, video_position, audio_end, video_end);
2419 if (current_package == total_packages)
2422 RenderPackage *result = 0;
2423 if (current_package == 0 && default_asset->audio_data)
2425 result = packages[0];
2426 result->audio_start = audio_start;
2427 result->video_start = video_start;
2428 result->audio_end = audio_end;
2429 result->video_end = video_end;
2430 result->audio_do = 1;
2431 result->video_do = 0;
2432 } else if (default_asset->video_data)
2434 // Do not do any scaling according to node speed, so we know we can get evenly distributed 'forced' keyframes
2435 result = packages[current_package];
2436 result->audio_do = 0;
2437 result->video_do = 1;
2439 result->audio_start = audio_position;
2440 result->video_start = video_position;
2441 result->audio_end = audio_position +
2442 Units::round(video_package_len * default_asset->sample_rate);
2443 result->video_end = video_position +
2444 Units::round(video_package_len * default_asset->frame_rate);
2446 // Last package... take it all!
2447 if (current_package == total_packages -1 )
2449 result->audio_end = audio_end;
2450 result->video_end = video_end;
2453 audio_position = result->audio_end;
2454 video_position = result->video_end;
2463 void PackagingEngineOGG::get_package_paths(ArrayList<char*> *path_list)
2465 for(int i = 0; i < total_packages; i++)
2467 path_list->append(strdup(packages[i]->path));
2469 // We will mux to the the final file at the end!
2470 path_list->append(strdup(default_asset->path));
2471 path_list->set_free();
2474 int64_t PackagingEngineOGG::get_progress_max()
2476 return Units::to_int64(default_asset->sample_rate *
2477 (total_end - total_start)) * 2+
2478 Units::to_int64(preferences->render_preroll *
2480 default_asset->sample_rate);
2483 int PackagingEngineOGG::packages_are_done()
2487 // Mux audio and video into one file
2489 // First fix our asset... have to workaround the bug of corruption of local asset
2490 // Render::check_asset(edl, *default_asset);
2492 Asset *video_asset = 0, *audio_asset = 0;
2493 File *audio_file_gen = 0, *video_file_gen = 0;
2494 FileOGG *video_file = 0, *audio_file = 0;
2495 ogg_stream_state audio_in_stream, video_in_stream;
2497 int local_current_package = 0;
2498 if (default_asset->audio_data)
2500 audio_asset = new Asset(packages[local_current_package]->path);
2501 local_current_package++;
2503 audio_file_gen = new File();
2504 audio_file_gen->open_file(preferences, audio_asset, 1, 0);
2505 audio_file = (FileOGG*) audio_file_gen->file;
2506 ogg_stream_init(&audio_in_stream, audio_file->tf->vo.serialno);
2507 audio_file->ogg_seek_to_databegin(audio_file->tf->audiosync, audio_file->tf->vo.serialno);
2510 if (default_asset->video_data)
2512 video_asset = new Asset(packages[local_current_package]->path);
2513 local_current_package++;
2515 video_file_gen = new File();
2516 video_file_gen->open_file(preferences, video_asset, 1, 0);
2517 video_file = (FileOGG*) video_file_gen->file;
2518 ogg_stream_init(&video_in_stream, video_file->tf->to.serialno);
2519 video_file->ogg_seek_to_databegin(video_file->tf->videosync, video_file->tf->to.serialno);
2523 File *output_file_gen = new File();
2524 output_file_gen->open_file(preferences, default_asset, 0, 1);
2525 FileOGG *output_file = (FileOGG*) output_file_gen->file;
2527 //ogg_page og; /* one Ogg bitstream page. Vorbis packets are inside */
2528 ogg_packet op; /* one raw packet of data for decode */
2531 int audio_ready = default_asset->audio_data;
2532 int video_ready = default_asset->video_data;
2533 int64_t video_packetno = 1;
2534 int64_t audio_packetno = 1;
2535 int64_t frame_offset = 0;
2536 int64_t current_frame = 0;
2537 while ((default_asset->audio_data && audio_ready) || (default_asset->video_data && video_ready))
2541 while (ogg_stream_packetpeek(&video_in_stream, NULL) != 1) // get as many pages as needed for one package
2543 if (!video_file->ogg_get_next_page(video_file->tf->videosync, video_file->tf->to.serialno, &video_file->tf->videopage))
2545 // We are at the end of our file, see if it is more and open more if there is
2546 if (local_current_package < total_packages)
2548 frame_offset = current_frame +1;
2549 ogg_stream_clear(&video_in_stream);
2550 video_file_gen->close_file();
2551 delete video_file_gen;
2553 video_asset = new Asset(packages[local_current_package]->path);
2554 local_current_package++;
2556 video_file_gen = new File();
2557 video_file_gen->open_file(preferences, video_asset, 1, 0);
2558 video_file = (FileOGG*) video_file_gen->file;
2559 ogg_stream_init(&video_in_stream, video_file->tf->to.serialno);
2560 video_file->ogg_seek_to_databegin(video_file->tf->videosync, video_file->tf->to.serialno);
2566 ogg_stream_pagein(&video_in_stream, &video_file->tf->videopage);
2568 while (ogg_stream_packetpeek(&video_in_stream, NULL) == 1) // get all packets out of the page
2570 ogg_stream_packetout(&video_in_stream, &op);
2571 if (local_current_package != total_packages) // keep it from closing the stream
2573 if (video_packetno != 1) // if this is not the first video package do not start with b_o_s
2577 op.packetno = video_packetno;
2579 int64_t granulepos = op.granulepos;
2580 if (granulepos != -1)
2583 int64_t rel_iframe = granulepos >> video_file->theora_keyframe_granule_shift;
2584 int64_t rel_pframe = granulepos - (rel_iframe << video_file->theora_keyframe_granule_shift);
2585 int64_t rel_current_frame = rel_iframe + rel_pframe;
2586 current_frame = frame_offset + rel_current_frame;
2587 int64_t abs_iframe = current_frame - rel_pframe;
2589 op.granulepos = (abs_iframe << video_file->theora_keyframe_granule_shift) + rel_pframe;
2591 // printf("iframe: %i, pframe: %i, granulepos: %i, op.packetno %lli, abs_iframe: %i\n", rel_iframe, rel_pframe, granulepos, op.packetno, abs_iframe);
2594 ogg_stream_packetin (&output_file->tf->to, &op);
2595 output_file->tf->v_pkg++;
2600 while (ogg_stream_packetpeek(&audio_in_stream, NULL) != 1) // get as many pages as needed for one package
2602 if (!audio_file->ogg_get_next_page(audio_file->tf->audiosync, audio_file->tf->vo.serialno, &audio_file->tf->audiopage))
2607 ogg_stream_pagein(&audio_in_stream, &audio_file->tf->audiopage);
2609 while (ogg_stream_packetpeek(&audio_in_stream, NULL) == 1) // get all packets out of the page
2611 ogg_stream_packetout(&audio_in_stream, &op);
2612 ogg_stream_packetin (&output_file->tf->vo, &op);
2614 output_file->tf->a_pkg++;
2618 output_file->flush_ogg(0);
2623 // flush_ogg(1) is called on file closing time...
2624 // output_file->flush_ogg(1);
2626 // Just prevent thet write_samples and write_frames are called
2627 output_file->final_write = 0;
2629 if (default_asset->audio_data)
2631 ogg_stream_clear(&audio_in_stream);
2632 audio_file_gen->close_file();
2633 delete audio_file_gen;
2636 if (default_asset->video_data)
2638 ogg_stream_clear(&video_in_stream);
2639 video_file_gen->close_file();
2640 delete video_file_gen;
2644 output_file_gen->close_file();
2645 delete output_file_gen;
2647 // Now delete the temp files
2648 for(int i = 0; i < total_packages; i++)
2649 unlink(packages[i]->path);