1 /*****************************************************************************
2 * asf.c : ASFv01 file input module for vlc
3 *****************************************************************************
4 * Copyright (C) 2001 VideoLAN
5 * $Id: asf.c,v 1.24 2003/03/16 13:11:28 fenrir Exp $
6 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
21 *****************************************************************************/
23 /*****************************************************************************
25 *****************************************************************************/
26 #include <stdlib.h> /* malloc(), free() */
27 #include <string.h> /* strdup() */
29 #include <sys/types.h>
32 #include <vlc/input.h>
37 /*****************************************************************************
39 *****************************************************************************/
40 static int Activate ( vlc_object_t * );
41 static void Deactivate ( vlc_object_t * );
42 static int Demux ( input_thread_t * );
44 /*****************************************************************************
46 *****************************************************************************/
48 set_description( _("ASF v1.0 demuxer (file only)") );
49 set_capability( "demux", 200 );
50 set_callbacks( Activate, Deactivate );
51 add_shortcut( "asf" );
54 static uint16_t GetWLE( uint8_t *p_buff )
56 return( (p_buff[0]) + ( p_buff[1] <<8 ) );
58 static uint32_t GetDWLE( uint8_t *p_buff )
60 return( p_buff[0] + ( p_buff[1] <<8 ) +
61 ( p_buff[2] <<16 ) + ( p_buff[3] <<24 ) );
64 /*****************************************************************************
65 * Activate: check file and initializes ASF structures
66 *****************************************************************************/
67 static int Activate( vlc_object_t * p_this )
69 input_thread_t *p_input = (input_thread_t *)p_this;
76 /* Initialize access plug-in structures. */
77 if( p_input->i_mtu == 0 )
80 p_input->i_bufsize = INPUT_DEFAULT_BUFSIZE;
83 p_input->pf_demux = Demux;
85 /* a little test to see if it could be a asf stream */
86 if( input_Peek( p_input, &p_peek, 16 ) < 16 )
88 msg_Warn( p_input, "ASF v1.0 plugin discarded (cannot peek)" );
91 GetGUID( &guid, p_peek );
92 if( !CmpGUID( &guid, &asf_object_header_guid ) )
94 msg_Warn( p_input, "ASF v1.0 plugin discarded (not a valid file)" );
98 /* create our structure that will contains all data */
99 if( !( p_input->p_demux_data =
100 p_demux = malloc( sizeof( demux_sys_t ) ) ) )
102 msg_Err( p_input, "out of memory" );
105 memset( p_demux, 0, sizeof( demux_sys_t ) );
107 p_demux->i_time = -1;
109 /* Now load all object ( except raw data ) */
110 if( !ASF_ReadObjectRoot( p_input, &p_demux->root, p_input->stream.b_seekable ) )
112 msg_Warn( p_input, "ASF v1.0 plugin discarded (not a valid file)" );
116 /* Check if we have found all mandatory asf object */
117 if( !p_demux->root.p_hdr || !p_demux->root.p_data )
119 ASF_FreeObjectRoot( p_input, &p_demux->root );
121 msg_Warn( p_input, "ASF v1.0 plugin discarded (not a valid file)" );
125 if( !( p_demux->p_fp = ASF_FindObject( p_demux->root.p_hdr,
126 &asf_object_file_properties_guid, 0 ) ) )
128 ASF_FreeObjectRoot( p_input, &p_demux->root );
130 msg_Warn( p_input, "ASF v1.0 plugin discarded (missing file_properties object)" );
134 if( p_demux->p_fp->i_min_data_packet_size != p_demux->p_fp->i_max_data_packet_size )
136 ASF_FreeObjectRoot( p_input, &p_demux->root );
138 msg_Warn( p_input, "ASF v1.0 plugin discarded (invalid file_properties object)" );
142 p_demux->i_streams = ASF_CountObject( p_demux->root.p_hdr,
143 &asf_object_stream_properties_guid );
144 if( !p_demux->i_streams )
146 ASF_FreeObjectRoot( p_input, &p_demux->root );
148 msg_Warn( p_input, "ASF plugin discarded (cannot find any stream!)" );
153 input_info_category_t *p_cat = input_InfoCategory( p_input, "Asf" );
154 msg_Dbg( p_input, "found %d streams", p_demux->i_streams );
155 input_AddInfo( p_cat, _("Number of streams"), "%d" , p_demux->i_streams );
158 /* create one program */
159 vlc_mutex_lock( &p_input->stream.stream_lock );
160 if( input_InitStream( p_input, 0 ) == -1)
162 vlc_mutex_unlock( &p_input->stream.stream_lock );
163 msg_Err( p_input, "cannot init stream" );
166 if( input_AddProgram( p_input, 0, 0) == NULL )
168 vlc_mutex_unlock( &p_input->stream.stream_lock );
169 msg_Err( p_input, "cannot add program" );
172 p_input->stream.p_selected_program = p_input->stream.pp_programs[0];
173 p_input->stream.i_mux_rate = 0 ; /* FIXME */
174 vlc_mutex_unlock( &p_input->stream.stream_lock );
176 for( i_stream = 0; i_stream < p_demux->i_streams; i_stream ++ )
178 asf_stream_t *p_stream;
179 asf_object_stream_properties_t *p_sp;
180 char psz_cat[sizeof("Stream ")+10];
181 input_info_category_t *p_cat;
182 sprintf( psz_cat, "Stream %d", i_stream );
183 p_cat = input_InfoCategory( p_input, psz_cat);
185 p_sp = ASF_FindObject( p_demux->root.p_hdr,
186 &asf_object_stream_properties_guid,
190 p_demux->stream[p_sp->i_stream_number] =
191 malloc( sizeof( asf_stream_t ) );
192 memset( p_stream, 0, sizeof( asf_stream_t ) );
194 p_stream->i_time = -1;
195 p_stream->p_sp = p_sp;
197 vlc_mutex_lock( &p_input->stream.stream_lock );
199 input_AddES( p_input,
200 p_input->stream.p_selected_program,
201 p_sp->i_stream_number,
204 vlc_mutex_unlock( &p_input->stream.stream_lock );
205 if( CmpGUID( &p_sp->i_stream_type, &asf_object_stream_type_audio ) )
208 if( p_sp->p_type_specific_data )
210 i_codec = GetWLE( p_sp->p_type_specific_data );
217 p_stream->i_cat = AUDIO_ES;
218 input_AddInfo( p_cat, _("Type"), _("Audio") );
220 "adding new audio stream(codec:0x%x,ID:%d)",
222 p_sp->i_stream_number );
226 p_stream->p_es->i_fourcc =
227 VLC_FOURCC( 'a', 'r', 'a', 'w' );
231 p_stream->p_es->i_fourcc =
232 VLC_FOURCC( 'm','p','g','a' );
235 p_stream->p_es->i_fourcc =
236 VLC_FOURCC( 'a','5','2',' ' );
239 p_stream->p_es->i_fourcc =
240 VLC_FOURCC( 'w','m','a','1' );
243 p_stream->p_es->i_fourcc =
244 VLC_FOURCC( 'w','m','a','2' );
247 p_stream->p_es->i_fourcc =
248 VLC_FOURCC( 'm','s',(i_codec >> 8)&0xff,i_codec&0xff );
250 input_AddInfo( p_cat, _("Codec"), "%.4s", (char*)&p_stream->p_es->i_fourcc );
251 if( p_sp->i_type_specific_data_length > 0 )
257 i_size = p_sp->i_type_specific_data_length;
259 p_wf = malloc( i_size );
260 p_stream->p_es->p_waveformatex = (void*)p_wf;
261 p_data = p_sp->p_type_specific_data;
263 p_wf->wFormatTag = GetWLE( p_data );
264 p_wf->nChannels = GetWLE( p_data + 2 );
265 input_AddInfo( p_cat, _("Channels"), "%d", p_wf->nChannels );
266 p_wf->nSamplesPerSec = GetDWLE( p_data + 4 );
267 input_AddInfo( p_cat, _("Sample rate"), "%d", p_wf->nSamplesPerSec );
268 p_wf->nAvgBytesPerSec = GetDWLE( p_data + 8 );
269 input_AddInfo( p_cat, _("Avg. byterate"), "%d", p_wf->nAvgBytesPerSec );
270 p_wf->nBlockAlign = GetWLE( p_data + 12 );
271 p_wf->wBitsPerSample = GetWLE( p_data + 14 );
272 input_AddInfo( p_cat, _("Bits Per Sample"), "%d", p_wf->wBitsPerSample );
273 p_wf->cbSize = __MAX( 0,
274 i_size - sizeof( WAVEFORMATEX ));
275 if( i_size > sizeof( WAVEFORMATEX ) )
277 memcpy( (uint8_t*)p_wf + sizeof( WAVEFORMATEX ),
278 p_data + sizeof( WAVEFORMATEX ),
279 i_size - sizeof( WAVEFORMATEX ) );
285 if( CmpGUID( &p_sp->i_stream_type, &asf_object_stream_type_video ) )
287 p_stream->i_cat = VIDEO_ES;
288 input_AddInfo( p_cat, _("Type"), _("Video") );
290 "adding new video stream(ID:%d)",
291 p_sp->i_stream_number );
292 if( p_sp->p_type_specific_data )
294 p_stream->p_es->i_fourcc =
295 VLC_FOURCC( p_sp->p_type_specific_data[27],
296 p_sp->p_type_specific_data[28],
297 p_sp->p_type_specific_data[29],
298 p_sp->p_type_specific_data[30] );
302 p_stream->p_es->i_fourcc =
303 VLC_FOURCC( 'u','n','d','f' );
305 input_AddInfo( p_cat, _("Codec"), "%.4s", (char*)&p_stream->p_es->i_fourcc );
306 if( p_sp->i_type_specific_data_length > 11 )
308 BITMAPINFOHEADER *p_bih;
312 i_size = p_sp->i_type_specific_data_length - 11;
314 p_bih = malloc( i_size );
315 p_stream->p_es->p_bitmapinfoheader = (void*)p_bih;
316 p_data = p_sp->p_type_specific_data + 11;
318 p_bih->biSize = GetDWLE( p_data );
319 input_AddInfo( p_cat, _("Size"), "%d", p_bih->biSize );
320 p_bih->biWidth = GetDWLE( p_data + 4 );
321 p_bih->biHeight = GetDWLE( p_data + 8 );
322 input_AddInfo( p_cat, _("Resolution"), "%dx%d", p_bih->biWidth, p_bih->biHeight );
323 p_bih->biPlanes = GetDWLE( p_data + 12 );
324 input_AddInfo( p_cat, _("Planes"), "%d", p_bih->biPlanes );
325 p_bih->biBitCount = GetDWLE( p_data + 14 );
326 input_AddInfo( p_cat, _("Bits per pixel"), "%d", p_bih->biBitCount );
327 p_bih->biCompression= GetDWLE( p_data + 16 );
328 input_AddInfo( p_cat, _("Compression Rate"), "%d", p_bih->biCompression );
329 p_bih->biSizeImage = GetDWLE( p_data + 20 );
330 input_AddInfo( p_cat, _("Image Size"), "%d", p_bih->biSizeImage );
331 p_bih->biXPelsPerMeter = GetDWLE( p_data + 24 );
332 input_AddInfo( p_cat, _("X pixels per meter"), "%d", p_bih->biXPelsPerMeter );
333 p_bih->biYPelsPerMeter = GetDWLE( p_data + 28 );
334 input_AddInfo( p_cat, _("Y pixels per meter"), "%d", p_bih->biYPelsPerMeter );
335 p_bih->biClrUsed = GetDWLE( p_data + 32 );
336 p_bih->biClrImportant = GetDWLE( p_data + 36 );
338 if( i_size > sizeof( BITMAPINFOHEADER ) )
340 memcpy( (uint8_t*)p_bih + sizeof( BITMAPINFOHEADER ),
341 p_data + sizeof( BITMAPINFOHEADER ),
342 i_size - sizeof( BITMAPINFOHEADER ) );
349 p_stream->i_cat = UNKNOWN_ES;
351 "ignoring unknown stream(ID:%d)",
352 p_sp->i_stream_number );
353 p_stream->p_es->i_fourcc = VLC_FOURCC( 'u','n','d','f' );
355 p_stream->p_es->i_cat = p_stream->i_cat;
357 vlc_mutex_lock( &p_input->stream.stream_lock );
358 if( p_stream->p_es->i_fourcc != VLC_FOURCC( 'u','n','d','f' ) )
360 input_SelectES( p_input, p_stream->p_es );
362 vlc_mutex_unlock( &p_input->stream.stream_lock );
366 p_demux->i_data_begin = p_demux->root.p_data->i_object_pos + 50;
367 if( p_demux->root.p_data->i_object_size != 0 )
369 p_demux->i_data_end = p_demux->root.p_data->i_object_pos +
370 p_demux->root.p_data->i_object_size;
374 p_demux->i_data_end = -1;
378 // go to first packet
379 ASF_SeekAbsolute( p_input, p_demux->i_data_begin );
381 vlc_mutex_lock( &p_input->stream.stream_lock );
382 /* try to calculate movie time */
383 if( p_demux->p_fp->i_data_packets_count > 0 )
388 /* real number of packets */
389 i_count = ( p_input->stream.p_selected_area->i_size -
390 p_demux->i_data_begin ) /
391 p_demux->p_fp->i_min_data_packet_size;
392 /* calculate the time duration in s */
393 i_length = (mtime_t)p_demux->p_fp->i_play_duration / 10 *
395 (mtime_t)p_demux->p_fp->i_data_packets_count /
399 p_input->stream.i_mux_rate =
400 p_input->stream.p_selected_area->i_size / 50 / i_length;
404 p_input->stream.i_mux_rate = 0;
411 p_input->stream.i_mux_rate = 0;
416 p_input->stream.p_selected_program->b_is_ok = 1;
417 vlc_mutex_unlock( &p_input->stream.stream_lock );
423 static mtime_t GetMoviePTS( demux_sys_t *p_demux )
429 for( i_stream = 0; i_stream < 128 ; i_stream++ )
431 #define p_stream p_demux->stream[i_stream]
432 if( p_stream && p_stream->p_es && p_stream->p_es->p_decoder_fifo && p_stream->i_time > 0)
436 i_time = p_stream->i_time;
440 i_time = __MIN( i_time, p_stream->i_time );
449 /*****************************************************************************
450 * Demux: read packet and send them to decoders
451 *****************************************************************************/
452 #define GETVALUE2b( bits, var, def ) \
453 switch( (bits)&0x03 ) \
455 case 1: var = p_peek[i_skip]; i_skip++; break; \
456 case 2: var = GetWLE( p_peek + i_skip ); i_skip+= 2; break; \
457 case 3: var = GetDWLE( p_peek + i_skip ); i_skip+= 4; break; \
459 default: var = def; break;\
462 static int DemuxPacket( input_thread_t *p_input, vlc_bool_t b_play_audio )
464 demux_sys_t *p_demux = p_input->p_demux_data;
465 int i_data_packet_min = p_demux->p_fp->i_min_data_packet_size;
469 int i_packet_size_left;
471 int i_packet_property;
473 int b_packet_multiple_payload;
475 int i_packet_sequence;
476 int i_packet_padding_length;
478 uint32_t i_packet_send_time;
479 uint16_t i_packet_duration;
482 int i_payload_length_type;
485 if( input_Peek( p_input, &p_peek, i_data_packet_min ) < i_data_packet_min )
488 msg_Warn( p_input, "cannot peek while getting new packet, EOF ?" );
493 /* *** parse error correction if present *** */
496 unsigned int i_error_correction_length_type;
497 unsigned int i_error_correction_data_length;
498 unsigned int i_opaque_data_present;
500 i_error_correction_data_length = p_peek[0] & 0x0f; // 4bits
501 i_opaque_data_present = ( p_peek[0] >> 4 )& 0x01; // 1bit
502 i_error_correction_length_type = ( p_peek[0] >> 5 ) & 0x03; // 2bits
503 i_skip += 1; // skip error correction flags
505 if( i_error_correction_length_type != 0x00 ||
506 i_opaque_data_present != 0 ||
507 i_error_correction_data_length != 0x02 )
509 goto loop_error_recovery;
512 i_skip += i_error_correction_data_length;
516 msg_Warn( p_input, "p_peek[0]&0x80 != 0x80" );
520 if( i_skip + 2 >= i_data_packet_min )
522 goto loop_error_recovery;
525 i_packet_flags = p_peek[i_skip]; i_skip++;
526 i_packet_property = p_peek[i_skip]; i_skip++;
528 b_packet_multiple_payload = i_packet_flags&0x01;
530 /* read some value */
531 GETVALUE2b( i_packet_flags >> 5, i_packet_length, i_data_packet_min );
532 GETVALUE2b( i_packet_flags >> 1, i_packet_sequence, 0 );
533 GETVALUE2b( i_packet_flags >> 3, i_packet_padding_length, 0 );
535 i_packet_send_time = GetDWLE( p_peek + i_skip ); i_skip += 4;
536 i_packet_duration = GetWLE( p_peek + i_skip ); i_skip += 2;
538 // i_packet_size_left = i_packet_length; // XXX données reellement lu
539 /* FIXME I have to do that for some file, I don't known why */
540 i_packet_size_left = i_data_packet_min;
542 if( b_packet_multiple_payload )
544 i_payload_count = p_peek[i_skip] & 0x3f;
545 i_payload_length_type = ( p_peek[i_skip] >> 6 )&0x03;
551 i_payload_length_type = 0x02; // unused
554 for( i_payload = 0; i_payload < i_payload_count ; i_payload++ )
556 asf_stream_t *p_stream;
559 int i_media_object_number;
560 int i_media_object_offset;
561 int i_replicated_data_length;
562 int i_payload_data_length;
563 int i_payload_data_pos;
564 int i_sub_payload_data_length;
570 if( i_skip >= i_packet_size_left )
572 /* prevent some segfault with invalid file */
576 i_stream_number = p_peek[i_skip] & 0x7f;
579 GETVALUE2b( i_packet_property >> 4, i_media_object_number, 0 );
580 GETVALUE2b( i_packet_property >> 2, i_tmp, 0 );
581 GETVALUE2b( i_packet_property, i_replicated_data_length, 0 );
583 if( i_replicated_data_length > 1 ) // should be at least 8 bytes
585 i_pts = (mtime_t)GetDWLE( p_peek + i_skip + 4 ) * 1000;
586 i_skip += i_replicated_data_length;
589 i_media_object_offset = i_tmp;
591 if( i_skip >= i_packet_size_left )
596 else if( i_replicated_data_length == 1 )
599 msg_Dbg( p_input, "found compressed payload" );
601 i_pts = (mtime_t)i_tmp * 1000;
602 i_pts_delta = (mtime_t)p_peek[i_skip] * 1000; i_skip++;
604 i_media_object_offset = 0;
608 i_pts = (mtime_t)i_packet_send_time * 1000;
611 i_media_object_offset = i_tmp;
614 i_pts = __MAX( i_pts - p_demux->p_fp->i_preroll * 1000, 0 );
615 if( b_packet_multiple_payload )
617 GETVALUE2b( i_payload_length_type, i_payload_data_length, 0 );
621 i_payload_data_length = i_packet_length -
622 i_packet_padding_length - i_skip;
625 if( i_payload_data_length < 0 || i_skip + i_payload_data_length > i_packet_size_left )
632 "payload(%d/%d) stream_number:%d media_object_number:%d media_object_offset:%d replicated_data_length:%d payload_data_length %d",
636 i_media_object_number,
637 i_media_object_offset,
638 i_replicated_data_length,
639 i_payload_data_length );
642 if( !( p_stream = p_demux->stream[i_stream_number] ) )
645 "undeclared stream[Id 0x%x]", i_stream_number );
646 i_skip += i_payload_data_length;
647 continue; // over payload
650 if( !p_stream->p_es || !p_stream->p_es->p_decoder_fifo )
652 i_skip += i_payload_data_length;
657 for( i_payload_data_pos = 0;
658 i_payload_data_pos < i_payload_data_length &&
659 i_packet_size_left > 0;
660 i_payload_data_pos += i_sub_payload_data_length )
662 data_packet_t *p_data;
664 // read sub payload length
665 if( i_replicated_data_length == 1 )
667 i_sub_payload_data_length = p_peek[i_skip]; i_skip++;
668 i_payload_data_pos++;
672 i_sub_payload_data_length = i_payload_data_length;
675 /* FIXME I don't use i_media_object_number, sould I ? */
676 if( p_stream->p_pes && i_media_object_offset == 0 ) {
677 /* send complete packet to decoder */
678 if( p_stream->p_pes->i_pes_size > 0 )
680 if( p_stream->p_es->p_decoder_fifo &&
681 ( b_play_audio || p_stream->i_cat != AUDIO_ES ) )
683 input_DecodePES( p_stream->p_es->p_decoder_fifo,
688 input_DeletePES( p_input->p_method_data,
691 p_stream->p_pes = NULL;
695 if( !p_stream->p_pes ) // add a new PES
698 ( (mtime_t)i_pts + i_payload * (mtime_t)i_pts_delta );
700 p_stream->p_pes = input_NewPES( p_input->p_method_data );
701 p_stream->p_pes->i_dts =
702 p_stream->p_pes->i_pts =
703 input_ClockGetTS( p_input,
704 p_input->stream.p_selected_program,
705 p_stream->i_time * 9 /100 );
707 //msg_Err( p_input, "stream[0x%2x] pts=%lld", i_stream_number, p_stream->p_pes->i_pts );
708 p_stream->p_pes->p_next = NULL;
709 p_stream->p_pes->i_nb_data = 0;
710 p_stream->p_pes->i_pes_size = 0;
713 i_read = i_sub_payload_data_length + i_skip;
714 if( input_SplitBuffer( p_input, &p_data, i_read ) < i_read )
716 msg_Warn( p_input, "cannot read data" );
719 p_data->p_payload_start += i_skip;
720 i_packet_size_left -= i_read;
723 if( !p_stream->p_pes->p_first )
725 p_stream->p_pes->p_first = p_stream->p_pes->p_last = p_data;
729 p_stream->p_pes->p_last->p_next = p_data;
730 p_stream->p_pes->p_last = p_data;
732 p_stream->p_pes->i_pes_size += i_sub_payload_data_length;
733 p_stream->p_pes->i_nb_data++;
736 if( i_packet_size_left > 0 )
738 if( input_Peek( p_input, &p_peek, i_packet_size_left ) < i_packet_size_left )
741 msg_Warn( p_input, "cannot peek, EOF ?" );
748 if( i_packet_size_left > 0 )
750 if( !ASF_SkipBytes( p_input, i_packet_size_left ) )
752 msg_Warn( p_input, "cannot skip data, EOF ?" );
760 msg_Warn( p_input, "unsupported packet header" );
761 if( p_demux->p_fp->i_min_data_packet_size != p_demux->p_fp->i_max_data_packet_size )
763 msg_Err( p_input, "unsupported packet header, fatal error" );
766 ASF_SkipBytes( p_input, i_data_packet_min );
771 static int Demux( input_thread_t *p_input )
773 demux_sys_t *p_demux = p_input->p_demux_data;
774 vlc_bool_t b_play_audio;
778 b_stream = VLC_FALSE;
779 for( i = 0; i < 128; i++ )
781 if( p_demux->stream[i] &&
782 p_demux->stream[i]->p_es &&
783 p_demux->stream[i]->p_es->p_decoder_fifo )
790 msg_Warn( p_input, "no stream selected, exiting..." );
794 /* catch seek from user */
795 if( p_input->stream.p_selected_program->i_synchro_state == SYNCHRO_REINIT )
799 msleep( DEFAULT_PTS_DELAY );
800 i_offset = ASF_TellAbsolute( p_input ) - p_demux->i_data_begin;
806 /* XXX work only when i_min_data_packet_size == i_max_data_packet_size */
807 i_offset += p_demux->p_fp->i_min_data_packet_size -
808 i_offset % p_demux->p_fp->i_min_data_packet_size;
809 ASF_SeekAbsolute( p_input, p_demux->i_data_begin + i_offset );
811 p_demux->i_time = -1;
812 for( i = 0; i < 128 ; i++ )
814 #define p_stream p_demux->stream[i]
817 p_stream->i_time = -1;
823 vlc_mutex_lock( &p_input->stream.stream_lock );
824 if( p_input->stream.control.i_rate == DEFAULT_RATE )
826 b_play_audio = VLC_TRUE;
832 b_play_audio = VLC_TRUE;
833 for( i = 0; i < 128; i++ )
835 if( p_demux->stream[i] &&
836 p_demux->stream[i]->i_cat == VIDEO_ES &&
837 p_demux->stream[i]->p_es &&
838 p_demux->stream[i]->p_es->p_decoder_fifo )
840 /* there is at least ine video track so no need to play audio */
841 b_play_audio = VLC_FALSE;
845 vlc_mutex_unlock( &p_input->stream.stream_lock );
850 mtime_t i_time_begin = GetMoviePTS( p_demux );
858 if( ( i_result = DemuxPacket( p_input, b_play_audio ) ) <= 0 )
862 if( i_time_begin == -1 )
864 i_time_begin = GetMoviePTS( p_demux );
868 i_length = GetMoviePTS( p_demux ) - i_time_begin;
869 if( i_length < 0 || i_length >= 40 * 1000 )
876 p_demux->i_time = GetMoviePTS( p_demux );
877 if( p_demux->i_time >= 0 )
879 /* update pcr XXX in mpeg scale so in 90000 unit/s */
880 p_demux->i_pcr = p_demux->i_time * 9 / 100;
882 /* first wait for the good time to read next packets */
883 input_ClockManageRef( p_input,
884 p_input->stream.p_selected_program,
891 /*****************************************************************************
892 * MP4End: frees unused data
893 *****************************************************************************/
894 static void Deactivate( vlc_object_t * p_this )
897 if( p ) { free( p ); }
899 input_thread_t * p_input = (input_thread_t *)p_this;
900 demux_sys_t *p_demux = p_input->p_demux_data;
903 msg_Dbg( p_input, "Freeing all memory" );
904 ASF_FreeObjectRoot( p_input, &p_demux->root );
905 for( i_stream = 0; i_stream < 128; i_stream++ )
907 #define p_stream p_demux->stream[i_stream]
910 if( p_stream->p_pes )
912 input_DeletePES( p_input->p_method_data, p_stream->p_pes );
918 FREE( p_input->p_demux_data );