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[melted] / src / modules / avformat / consumer_avformat.c
1 /*
2 * consumer_avformat.c -- an encoder based on avformat
3 * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
4 * Author: Charles Yates <charles.yates@pandora.be>
5 * Much code borrowed from ffmpeg.c: Copyright (c) 2000-2003 Fabrice Bellard
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22 // mlt Header files
23 #include <framework/mlt_consumer.h>
24 #include <framework/mlt_frame.h>
25 #include <framework/mlt_profile.h>
26
27 // System header files
28 #include <stdio.h>
29 #include <stdlib.h>
30 #include <string.h>
31 #include <limits.h>
32 #include <pthread.h>
33 #include <sys/time.h>
34 #include <math.h>
35 #include <unistd.h>
36
37 // avformat header files
38 #include <avformat.h>
39 #ifdef SWSCALE
40 #include <swscale.h>
41 #endif
42 #include <opt.h>
43
44 #if LIBAVUTIL_VERSION_INT < (50<<16)
45 #define PIX_FMT_RGB32 PIX_FMT_RGBA32
46 #define PIX_FMT_YUYV422 PIX_FMT_YUV422
47 #endif
48
49 //
50 // This structure should be extended and made globally available in mlt
51 //
52
53 typedef struct
54 {
55 int16_t *buffer;
56 int size;
57 int used;
58 double time;
59 int frequency;
60 int channels;
61 }
62 *sample_fifo, sample_fifo_s;
63
64 sample_fifo sample_fifo_init( int frequency, int channels )
65 {
66 sample_fifo this = calloc( 1, sizeof( sample_fifo_s ) );
67 this->frequency = frequency;
68 this->channels = channels;
69 return this;
70 }
71
72 // sample_fifo_clear and check are temporarily aborted (not working as intended)
73
74 void sample_fifo_clear( sample_fifo this, double time )
75 {
76 int words = ( float )( time - this->time ) * this->frequency * this->channels;
77 if ( ( int )( ( float )time * 100 ) < ( int )( ( float )this->time * 100 ) && this->used > words && words > 0 )
78 {
79 memmove( this->buffer, &this->buffer[ words ], ( this->used - words ) * sizeof( int16_t ) );
80 this->used -= words;
81 this->time = time;
82 }
83 else if ( ( int )( ( float )time * 100 ) != ( int )( ( float )this->time * 100 ) )
84 {
85 this->used = 0;
86 this->time = time;
87 }
88 }
89
90 void sample_fifo_check( sample_fifo this, double time )
91 {
92 if ( this->used == 0 )
93 {
94 if ( ( int )( ( float )time * 100 ) < ( int )( ( float )this->time * 100 ) )
95 this->time = time;
96 }
97 }
98
99 void sample_fifo_append( sample_fifo this, int16_t *samples, int count )
100 {
101 if ( ( this->size - this->used ) < count )
102 {
103 this->size += count * 5;
104 this->buffer = realloc( this->buffer, this->size * sizeof( int16_t ) );
105 }
106
107 memcpy( &this->buffer[ this->used ], samples, count * sizeof( int16_t ) );
108 this->used += count;
109 }
110
111 int sample_fifo_used( sample_fifo this )
112 {
113 return this->used;
114 }
115
116 int sample_fifo_fetch( sample_fifo this, int16_t *samples, int count )
117 {
118 if ( count > this->used )
119 count = this->used;
120
121 memcpy( samples, this->buffer, count * sizeof( int16_t ) );
122 this->used -= count;
123 memmove( this->buffer, &this->buffer[ count ], this->used * sizeof( int16_t ) );
124
125 this->time += ( double )count / this->channels / this->frequency;
126
127 return count;
128 }
129
130 void sample_fifo_close( sample_fifo this )
131 {
132 free( this->buffer );
133 free( this );
134 }
135
136 // Forward references.
137 static int consumer_start( mlt_consumer this );
138 static int consumer_stop( mlt_consumer this );
139 static int consumer_is_stopped( mlt_consumer this );
140 static void *consumer_thread( void *arg );
141 static void consumer_close( mlt_consumer this );
142
143 /** Initialise the dv consumer.
144 */
145
146 mlt_consumer consumer_avformat_init( mlt_profile profile, char *arg )
147 {
148 // Allocate the consumer
149 mlt_consumer this = mlt_consumer_new( profile );
150
151 // If memory allocated and initialises without error
152 if ( this != NULL )
153 {
154 // Get properties from the consumer
155 mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
156
157 // Assign close callback
158 this->close = consumer_close;
159
160 // Interpret the argument
161 if ( arg != NULL )
162 mlt_properties_set( properties, "target", arg );
163
164 // sample and frame queue
165 mlt_properties_set_data( properties, "frame_queue", mlt_deque_init( ), 0, ( mlt_destructor )mlt_deque_close, NULL );
166
167 // Audio options not fully handled by AVOptions
168 #define QSCALE_NONE (-99999)
169 mlt_properties_set_int( properties, "aq", QSCALE_NONE );
170
171 // Video options not fully handled by AVOptions
172 mlt_properties_set_int( properties, "dc", 8 );
173
174 // Muxer options not fully handled by AVOptions
175 mlt_properties_set_double( properties, "muxdelay", 0.7 );
176 mlt_properties_set_double( properties, "muxpreload", 0.5 );
177
178 // Ensure termination at end of the stream
179 mlt_properties_set_int( properties, "terminate_on_pause", 1 );
180
181 // Default to separate processing threads for producer and consumer with no frame dropping!
182 mlt_properties_set_int( properties, "real_time", -1 );
183 mlt_properties_set_int( properties, "prefill", 1 );
184
185 // Set up start/stop/terminated callbacks
186 this->start = consumer_start;
187 this->stop = consumer_stop;
188 this->is_stopped = consumer_is_stopped;
189 }
190
191 // Return this
192 return this;
193 }
194
195 /** Start the consumer.
196 */
197
198 static int consumer_start( mlt_consumer this )
199 {
200 // Get the properties
201 mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
202 int error = 0;
203
204 // Report information about available muxers and codecs as YAML Tiny
205 char *s = mlt_properties_get( properties, "f" );
206 if ( s && strcmp( s, "list" ) == 0 )
207 {
208 fprintf( stderr, "---\nformats:\n" );
209 AVOutputFormat *format = NULL;
210 while ( ( format = av_oformat_next( format ) ) )
211 fprintf( stderr, " - %s\n", format->name );
212 fprintf( stderr, "...\n" );
213 error = 1;
214 }
215 s = mlt_properties_get( properties, "acodec" );
216 if ( s && strcmp( s, "list" ) == 0 )
217 {
218 fprintf( stderr, "---\naudio_codecs:\n" );
219 AVCodec *codec = NULL;
220 while ( ( codec = av_codec_next( codec ) ) )
221 if ( codec->encode && codec->type == CODEC_TYPE_AUDIO )
222 fprintf( stderr, " - %s\n", codec->name );
223 fprintf( stderr, "...\n" );
224 error = 1;
225 }
226 s = mlt_properties_get( properties, "vcodec" );
227 if ( s && strcmp( s, "list" ) == 0 )
228 {
229 fprintf( stderr, "---\nvideo_codecs:\n" );
230 AVCodec *codec = NULL;
231 while ( ( codec = av_codec_next( codec ) ) )
232 if ( codec->encode && codec->type == CODEC_TYPE_VIDEO )
233 fprintf( stderr, " - %s\n", codec->name );
234 fprintf( stderr, "...\n" );
235 error = 1;
236 }
237
238 // Check that we're not already running
239 if ( !error && !mlt_properties_get_int( properties, "running" ) )
240 {
241 // Allocate a thread
242 pthread_t *thread = calloc( 1, sizeof( pthread_t ) );
243
244 // Get the width and height
245 int width = mlt_properties_get_int( properties, "width" );
246 int height = mlt_properties_get_int( properties, "height" );
247
248 // Obtain the size property
249 char *size = mlt_properties_get( properties, "s" );
250
251 // Interpret it
252 if ( size != NULL )
253 {
254 int tw, th;
255 if ( sscanf( size, "%dx%d", &tw, &th ) == 2 && tw > 0 && th > 0 )
256 {
257 width = tw;
258 height = th;
259 }
260 else
261 {
262 fprintf( stderr, "%s: Invalid size property %s - ignoring.\n", __FILE__, size );
263 }
264 }
265
266 // Now ensure we honour the multiple of two requested by libavformat
267 width = ( width / 2 ) * 2;
268 height = ( height / 2 ) * 2;
269 mlt_properties_set_int( properties, "width", width );
270 mlt_properties_set_int( properties, "height", height );
271
272 // We need to set these on the profile as well because the s property is
273 // an alias to mlt properties that correspond to profile settings.
274 mlt_profile profile = mlt_service_profile( MLT_CONSUMER_SERVICE( this ) );
275 if ( profile )
276 {
277 profile->width = width;
278 profile->height = height;
279 }
280
281 // Handle the ffmpeg command line "-r" property for frame rate
282 if ( mlt_properties_get( properties, "r" ) )
283 {
284 double frame_rate = mlt_properties_get_double( properties, "r" );
285 AVRational rational = av_d2q( frame_rate, 255 );
286 mlt_properties_set_int( properties, "frame_rate_num", rational.num );
287 mlt_properties_set_int( properties, "frame_rate_den", rational.den );
288 if ( profile )
289 {
290 profile->frame_rate_num = rational.num;
291 profile->frame_rate_den = rational.den;
292 mlt_properties_set_double( properties, "fps", mlt_profile_fps( profile ) );
293 }
294 }
295
296 // Apply AVOptions that are synonyms for standard mlt_consumer options
297 if ( mlt_properties_get( properties, "ac" ) )
298 mlt_properties_set_int( properties, "channels", mlt_properties_get_int( properties, "ac" ) );
299 if ( mlt_properties_get( properties, "ar" ) )
300 mlt_properties_set_int( properties, "frequency", mlt_properties_get_int( properties, "ar" ) );
301
302 // Assign the thread to properties
303 mlt_properties_set_data( properties, "thread", thread, sizeof( pthread_t ), free, NULL );
304
305 // Set the running state
306 mlt_properties_set_int( properties, "running", 1 );
307
308 // Create the thread
309 pthread_create( thread, NULL, consumer_thread, this );
310 }
311 return error;
312 }
313
314 /** Stop the consumer.
315 */
316
317 static int consumer_stop( mlt_consumer this )
318 {
319 // Get the properties
320 mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
321
322 // Check that we're running
323 if ( mlt_properties_get_int( properties, "running" ) )
324 {
325 // Get the thread
326 pthread_t *thread = mlt_properties_get_data( properties, "thread", NULL );
327
328 // Stop the thread
329 mlt_properties_set_int( properties, "running", 0 );
330
331 // Wait for termination
332 pthread_join( *thread, NULL );
333 }
334
335 return 0;
336 }
337
338 /** Determine if the consumer is stopped.
339 */
340
341 static int consumer_is_stopped( mlt_consumer this )
342 {
343 // Get the properties
344 mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
345 return !mlt_properties_get_int( properties, "running" );
346 }
347
348 /** Process properties as AVOptions and apply to AV context obj
349 */
350
351 static void apply_properties( void *obj, mlt_properties properties, int flags )
352 {
353 int i;
354 int count = mlt_properties_count( properties );
355 for ( i = 0; i < count; i++ )
356 {
357 const char *opt_name = mlt_properties_get_name( properties, i );
358 const AVOption *opt = av_find_opt( obj, opt_name, NULL, flags, flags );
359 if ( opt != NULL )
360 #if LIBAVCODEC_VERSION_INT >= ((52<<16)+(7<<8)+0)
361 av_set_string3( obj, opt_name, mlt_properties_get( properties, opt_name), 0, NULL );
362 #elif LIBAVCODEC_VERSION_INT >= ((51<<16)+(59<<8)+0)
363 av_set_string2( obj, opt_name, mlt_properties_get( properties, opt_name), 0 );
364 #else
365 av_set_string( obj, opt_name, mlt_properties_get( properties, opt_name) );
366 #endif
367 }
368 }
369
370 /** Add an audio output stream
371 */
372
373 static AVStream *add_audio_stream( mlt_consumer this, AVFormatContext *oc, int codec_id )
374 {
375 // Get the properties
376 mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
377
378 // Create a new stream
379 AVStream *st = av_new_stream( oc, 1 );
380
381 // If created, then initialise from properties
382 if ( st != NULL )
383 {
384 AVCodecContext *c = st->codec;
385
386 // Establish defaults from AVOptions
387 avcodec_get_context_defaults2( c, CODEC_TYPE_AUDIO );
388
389 c->codec_id = codec_id;
390 c->codec_type = CODEC_TYPE_AUDIO;
391
392 // Setup multi-threading
393 int thread_count = mlt_properties_get_int( properties, "threads" );
394 if ( thread_count == 0 && getenv( "MLT_AVFORMAT_THREADS" ) )
395 thread_count = atoi( getenv( "MLT_AVFORMAT_THREADS" ) );
396 if ( thread_count > 1 )
397 avcodec_thread_init( c, thread_count );
398
399 if (oc->oformat->flags & AVFMT_GLOBALHEADER)
400 c->flags |= CODEC_FLAG_GLOBAL_HEADER;
401
402 // Allow the user to override the audio fourcc
403 if ( mlt_properties_get( properties, "atag" ) )
404 {
405 char *tail = NULL;
406 char *arg = mlt_properties_get( properties, "atag" );
407 int tag = strtol( arg, &tail, 0);
408 if( !tail || *tail )
409 tag = arg[ 0 ] + ( arg[ 1 ] << 8 ) + ( arg[ 2 ] << 16 ) + ( arg[ 3 ] << 24 );
410 c->codec_tag = tag;
411 }
412
413 // Process properties as AVOptions
414 apply_properties( c, properties, AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM );
415
416 int audio_qscale = mlt_properties_get_int( properties, "aq" );
417 if ( audio_qscale > QSCALE_NONE )
418 {
419 c->flags |= CODEC_FLAG_QSCALE;
420 c->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
421 }
422
423 // Set parameters controlled by MLT
424 c->sample_rate = mlt_properties_get_int( properties, "frequency" );
425 c->channels = mlt_properties_get_int( properties, "channels" );
426
427 if ( mlt_properties_get( properties, "alang" ) != NULL )
428 strncpy( st->language, mlt_properties_get( properties, "alang" ), sizeof( st->language ) );
429 }
430 else
431 {
432 fprintf( stderr, "%s: Could not allocate a stream for audio\n", __FILE__ );
433 }
434
435 return st;
436 }
437
438 static int open_audio( AVFormatContext *oc, AVStream *st, int audio_outbuf_size )
439 {
440 // We will return the audio input size from here
441 int audio_input_frame_size = 0;
442
443 // Get the context
444 AVCodecContext *c = st->codec;
445
446 // Find the encoder
447 AVCodec *codec = avcodec_find_encoder( c->codec_id );
448
449 // Continue if codec found and we can open it
450 if ( codec != NULL && avcodec_open( c, codec ) >= 0 )
451 {
452 // ugly hack for PCM codecs (will be removed ASAP with new PCM
453 // support to compute the input frame size in samples
454 if ( c->frame_size <= 1 )
455 {
456 audio_input_frame_size = audio_outbuf_size / c->channels;
457 switch(st->codec->codec_id)
458 {
459 case CODEC_ID_PCM_S16LE:
460 case CODEC_ID_PCM_S16BE:
461 case CODEC_ID_PCM_U16LE:
462 case CODEC_ID_PCM_U16BE:
463 audio_input_frame_size >>= 1;
464 break;
465 default:
466 break;
467 }
468 }
469 else
470 {
471 audio_input_frame_size = c->frame_size;
472 }
473
474 // Some formats want stream headers to be seperate (hmm)
475 if( !strcmp( oc->oformat->name, "mp4" ) ||
476 !strcmp( oc->oformat->name, "mov" ) ||
477 !strcmp( oc->oformat->name, "3gp" ) )
478 c->flags |= CODEC_FLAG_GLOBAL_HEADER;
479 }
480 else
481 {
482 fprintf( stderr, "%s: Unable to encode audio - disabling audio output.\n", __FILE__ );
483 }
484
485 return audio_input_frame_size;
486 }
487
488 static void close_audio( AVFormatContext *oc, AVStream *st )
489 {
490 avcodec_close( st->codec );
491 }
492
493 /** Add a video output stream
494 */
495
496 static AVStream *add_video_stream( mlt_consumer this, AVFormatContext *oc, int codec_id )
497 {
498 // Get the properties
499 mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
500
501 // Create a new stream
502 AVStream *st = av_new_stream( oc, 0 );
503
504 if ( st != NULL )
505 {
506 char *pix_fmt = mlt_properties_get( properties, "pix_fmt" );
507 AVCodecContext *c = st->codec;
508
509 // Establish defaults from AVOptions
510 avcodec_get_context_defaults2( c, CODEC_TYPE_VIDEO );
511
512 c->codec_id = codec_id;
513 c->codec_type = CODEC_TYPE_VIDEO;
514
515 // Setup multi-threading
516 int thread_count = mlt_properties_get_int( properties, "threads" );
517 if ( thread_count == 0 && getenv( "MLT_AVFORMAT_THREADS" ) )
518 thread_count = atoi( getenv( "MLT_AVFORMAT_THREADS" ) );
519 if ( thread_count > 1 )
520 avcodec_thread_init( c, thread_count );
521
522 // Process properties as AVOptions
523 apply_properties( c, properties, AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM );
524
525 // Set options controlled by MLT
526 c->width = mlt_properties_get_int( properties, "width" );
527 c->height = mlt_properties_get_int( properties, "height" );
528 c->time_base.num = mlt_properties_get_int( properties, "frame_rate_den" );
529 c->time_base.den = mlt_properties_get_int( properties, "frame_rate_num" );
530 if ( st->time_base.den == 0 )
531 st->time_base = c->time_base;
532 c->pix_fmt = pix_fmt ? avcodec_get_pix_fmt( pix_fmt ) : PIX_FMT_YUV420P;
533
534 if ( mlt_properties_get( properties, "aspect" ) )
535 {
536 // "-aspect" on ffmpeg command line is display aspect ratio
537 double ar = mlt_properties_get_double( properties, "aspect" );
538 AVRational rational = av_d2q( ar, 255 );
539
540 // Update the profile and properties as well since this is an alias
541 // for mlt properties that correspond to profile settings
542 mlt_properties_set_int( properties, "display_aspect_num", rational.num );
543 mlt_properties_set_int( properties, "display_aspect_den", rational.den );
544 mlt_profile profile = mlt_service_profile( MLT_CONSUMER_SERVICE( this ) );
545 if ( profile )
546 {
547 profile->display_aspect_num = rational.num;
548 profile->display_aspect_den = rational.den;
549 mlt_properties_set_double( properties, "display_ratio", mlt_profile_dar( profile ) );
550 }
551
552 // Now compute the sample aspect ratio
553 rational = av_d2q( ar * c->height / c->width, 255 );
554 c->sample_aspect_ratio = rational;
555 // Update the profile and properties as well since this is an alias
556 // for mlt properties that correspond to profile settings
557 mlt_properties_set_int( properties, "sample_aspect_num", rational.num );
558 mlt_properties_set_int( properties, "sample_aspect_den", rational.den );
559 if ( profile )
560 {
561 profile->sample_aspect_num = rational.num;
562 profile->sample_aspect_den = rational.den;
563 mlt_properties_set_double( properties, "aspect_ratio", mlt_profile_sar( profile ) );
564 }
565 }
566 else
567 {
568 c->sample_aspect_ratio.num = mlt_properties_get_int( properties, "sample_aspect_num" );
569 c->sample_aspect_ratio.den = mlt_properties_get_int( properties, "sample_aspect_den" );
570 }
571 #if LIBAVFORMAT_VERSION_INT >= ((52<<16)+(21<<8)+0)
572 st->sample_aspect_ratio = c->sample_aspect_ratio;
573 #endif
574
575 if ( mlt_properties_get_double( properties, "qscale" ) > 0 )
576 {
577 c->flags |= CODEC_FLAG_QSCALE;
578 st->quality = FF_QP2LAMBDA * mlt_properties_get_double( properties, "qscale" );
579 }
580
581 // Allow the user to override the video fourcc
582 if ( mlt_properties_get( properties, "vtag" ) )
583 {
584 char *tail = NULL;
585 const char *arg = mlt_properties_get( properties, "vtag" );
586 int tag = strtol( arg, &tail, 0);
587 if( !tail || *tail )
588 tag = arg[ 0 ] + ( arg[ 1 ] << 8 ) + ( arg[ 2 ] << 16 ) + ( arg[ 3 ] << 24 );
589 c->codec_tag = tag;
590 }
591
592 // Some formats want stream headers to be seperate
593 if ( oc->oformat->flags & AVFMT_GLOBALHEADER )
594 c->flags |= CODEC_FLAG_GLOBAL_HEADER;
595
596 // Translate these standard mlt consumer properties to ffmpeg
597 if ( mlt_properties_get_int( properties, "progressive" ) == 0 &&
598 mlt_properties_get_int( properties, "deinterlace" ) == 0 )
599 {
600 if ( mlt_properties_get_int( properties, "ildct" ) )
601 c->flags |= CODEC_FLAG_INTERLACED_DCT;
602 if ( mlt_properties_get_int( properties, "ilme" ) )
603 c->flags |= CODEC_FLAG_INTERLACED_ME;
604 }
605
606 // parse the ratecontrol override string
607 int i;
608 char *rc_override = mlt_properties_get( properties, "rc_override" );
609 for ( i = 0; rc_override; i++ )
610 {
611 int start, end, q;
612 int e = sscanf( rc_override, "%d,%d,%d", &start, &end, &q );
613 if ( e != 3 )
614 fprintf( stderr, "%s: Error parsing rc_override\n", __FILE__ );
615 c->rc_override = av_realloc( c->rc_override, sizeof( RcOverride ) * ( i + 1 ) );
616 c->rc_override[i].start_frame = start;
617 c->rc_override[i].end_frame = end;
618 if ( q > 0 )
619 {
620 c->rc_override[i].qscale = q;
621 c->rc_override[i].quality_factor = 1.0;
622 }
623 else
624 {
625 c->rc_override[i].qscale = 0;
626 c->rc_override[i].quality_factor = -q / 100.0;
627 }
628 rc_override = strchr( rc_override, '/' );
629 if ( rc_override )
630 rc_override++;
631 }
632 c->rc_override_count = i;
633 if ( !c->rc_initial_buffer_occupancy )
634 c->rc_initial_buffer_occupancy = c->rc_buffer_size * 3/4;
635 c->intra_dc_precision = mlt_properties_get_int( properties, "dc" ) - 8;
636
637 // Setup dual-pass
638 i = mlt_properties_get_int( properties, "pass" );
639 if ( i == 1 )
640 c->flags |= CODEC_FLAG_PASS1;
641 else if ( i == 2 )
642 c->flags |= CODEC_FLAG_PASS2;
643 if ( codec_id != CODEC_ID_H264 && ( c->flags & ( CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2 ) ) )
644 {
645 char logfilename[1024];
646 FILE *f;
647 int size;
648 char *logbuffer;
649
650 snprintf( logfilename, sizeof(logfilename), "%s_2pass.log",
651 mlt_properties_get( properties, "passlogfile" ) ? mlt_properties_get( properties, "passlogfile" ) : mlt_properties_get( properties, "target" ) );
652 if ( c->flags & CODEC_FLAG_PASS1 )
653 {
654 f = fopen( logfilename, "w" );
655 if ( !f )
656 perror( logfilename );
657 else
658 mlt_properties_set_data( properties, "_logfile", f, 0, ( mlt_destructor )fclose, NULL );
659 }
660 else
661 {
662 /* read the log file */
663 f = fopen( logfilename, "r" );
664 if ( !f )
665 {
666 perror(logfilename);
667 }
668 else
669 {
670 mlt_properties_set( properties, "_logfilename", logfilename );
671 fseek( f, 0, SEEK_END );
672 size = ftell( f );
673 fseek( f, 0, SEEK_SET );
674 logbuffer = av_malloc( size + 1 );
675 if ( !logbuffer )
676 fprintf( stderr, "%s: Could not allocate log buffer\n", __FILE__ );
677 else
678 {
679 size = fread( logbuffer, 1, size, f );
680 fclose( f );
681 logbuffer[size] = '\0';
682 c->stats_in = logbuffer;
683 mlt_properties_set_data( properties, "_logbuffer", logbuffer, 0, ( mlt_destructor )av_free, NULL );
684 }
685 }
686 }
687 }
688 }
689 else
690 {
691 fprintf( stderr, "%s: Could not allocate a stream for video\n", __FILE__ );
692 }
693
694 return st;
695 }
696
697 static AVFrame *alloc_picture( int pix_fmt, int width, int height )
698 {
699 // Allocate a frame
700 AVFrame *picture = avcodec_alloc_frame();
701
702 // Determine size of the
703 int size = avpicture_get_size(pix_fmt, width, height);
704
705 // Allocate the picture buf
706 uint8_t *picture_buf = av_malloc(size);
707
708 // If we have both, then fill the image
709 if ( picture != NULL && picture_buf != NULL )
710 {
711 // Fill the frame with the allocated buffer
712 avpicture_fill( (AVPicture *)picture, picture_buf, pix_fmt, width, height);
713 }
714 else
715 {
716 // Something failed - clean up what we can
717 av_free( picture );
718 av_free( picture_buf );
719 picture = NULL;
720 }
721
722 return picture;
723 }
724
725 static int open_video(AVFormatContext *oc, AVStream *st)
726 {
727 // Get the codec
728 AVCodecContext *video_enc = st->codec;
729
730 // find the video encoder
731 AVCodec *codec = avcodec_find_encoder( video_enc->codec_id );
732
733 if( codec && codec->pix_fmts )
734 {
735 const enum PixelFormat *p = codec->pix_fmts;
736 for( ; *p!=-1; p++ )
737 {
738 if( *p == video_enc->pix_fmt )
739 break;
740 }
741 if( *p == -1 )
742 video_enc->pix_fmt = codec->pix_fmts[ 0 ];
743 }
744
745 // Open the codec safely
746 return codec != NULL && avcodec_open( video_enc, codec ) >= 0;
747 }
748
749 void close_video(AVFormatContext *oc, AVStream *st)
750 {
751 avcodec_close(st->codec);
752 }
753
754 static inline long time_difference( struct timeval *time1 )
755 {
756 struct timeval time2;
757 gettimeofday( &time2, NULL );
758 return time2.tv_sec * 1000000 + time2.tv_usec - time1->tv_sec * 1000000 - time1->tv_usec;
759 }
760
761 /** The main thread - the argument is simply the consumer.
762 */
763
764 static void *consumer_thread( void *arg )
765 {
766 // Map the argument to the object
767 mlt_consumer this = arg;
768
769 // Get the properties
770 mlt_properties properties = MLT_CONSUMER_PROPERTIES( this );
771
772 // Get the terminate on pause property
773 int terminate_on_pause = mlt_properties_get_int( properties, "terminate_on_pause" );
774 int terminated = 0;
775
776 // Determine if feed is slow (for realtime stuff)
777 int real_time_output = mlt_properties_get_int( properties, "real_time" );
778
779 // Time structures
780 struct timeval ante;
781
782 // Get the frame rate
783 double fps = mlt_properties_get_double( properties, "fps" );
784
785 // Get width and height
786 int width = mlt_properties_get_int( properties, "width" );
787 int height = mlt_properties_get_int( properties, "height" );
788 int img_width = width;
789 int img_height = height;
790
791 // Get default audio properties
792 mlt_audio_format aud_fmt = mlt_audio_pcm;
793 int channels = mlt_properties_get_int( properties, "channels" );
794 int frequency = mlt_properties_get_int( properties, "frequency" );
795 int16_t *pcm = NULL;
796 int samples = 0;
797
798 // AVFormat audio buffer and frame size
799 int audio_outbuf_size = 10000;
800 uint8_t *audio_outbuf = av_malloc( audio_outbuf_size );
801 int audio_input_frame_size = 0;
802
803 // AVFormat video buffer and frame count
804 int frame_count = 0;
805 int video_outbuf_size = ( 1024 * 1024 );
806 uint8_t *video_outbuf = av_malloc( video_outbuf_size );
807
808 // Used for the frame properties
809 mlt_frame frame = NULL;
810 mlt_properties frame_properties = NULL;
811
812 // Get the queues
813 mlt_deque queue = mlt_properties_get_data( properties, "frame_queue", NULL );
814 sample_fifo fifo = mlt_properties_get_data( properties, "sample_fifo", NULL );
815
816 // Need two av pictures for converting
817 AVFrame *output = NULL;
818 AVFrame *input = alloc_picture( PIX_FMT_YUYV422, width, height );
819
820 // For receiving images from an mlt_frame
821 uint8_t *image;
822 mlt_image_format img_fmt = mlt_image_yuv422;
823
824 // For receiving audio samples back from the fifo
825 int16_t *buffer = av_malloc( 48000 * 2 );
826 int count = 0;
827
828 // Allocate the context
829 AVFormatContext *oc = av_alloc_format_context( );
830
831 // Streams
832 AVStream *audio_st = NULL;
833 AVStream *video_st = NULL;
834
835 // Time stamps
836 double audio_pts = 0;
837 double video_pts = 0;
838
839 // Loop variable
840 int i;
841
842 // Frames despatched
843 long int frames = 0;
844 long int total_time = 0;
845
846 // Determine the format
847 AVOutputFormat *fmt = NULL;
848 char *filename = mlt_properties_get( properties, "target" );
849 char *format = mlt_properties_get( properties, "f" );
850 char *vcodec = mlt_properties_get( properties, "vcodec" );
851 char *acodec = mlt_properties_get( properties, "acodec" );
852
853 // Used to store and override codec ids
854 int audio_codec_id;
855 int video_codec_id;
856
857 // Check for user selected format first
858 if ( format != NULL )
859 fmt = guess_format( format, NULL, NULL );
860
861 // Otherwise check on the filename
862 if ( fmt == NULL && filename != NULL )
863 fmt = guess_format( NULL, filename, NULL );
864
865 // Otherwise default to mpeg
866 if ( fmt == NULL )
867 fmt = guess_format( "mpeg", NULL, NULL );
868
869 // We need a filename - default to stdout?
870 if ( filename == NULL || !strcmp( filename, "" ) )
871 filename = "pipe:";
872
873 // Get the codec ids selected
874 audio_codec_id = fmt->audio_codec;
875 video_codec_id = fmt->video_codec;
876
877 // Check for audio codec overides
878 if ( ( acodec && strcmp( "acodec", "none" ) == 0 ) || mlt_properties_get_int( properties, "an" ) )
879 audio_codec_id = CODEC_ID_NONE;
880 else if ( acodec )
881 {
882 AVCodec *p = avcodec_find_encoder_by_name( acodec );
883 if ( p != NULL )
884 audio_codec_id = p->id;
885 else
886 fprintf( stderr, "%s: audio codec %s unrecognised - ignoring\n", __FILE__, acodec );
887 }
888
889 // Check for video codec overides
890 if ( ( vcodec && strcmp( "vcodec", "none" ) == 0 ) || mlt_properties_get_int( properties, "vn" ) )
891 video_codec_id = CODEC_ID_NONE;
892 else if ( vcodec )
893 {
894 AVCodec *p = avcodec_find_encoder_by_name( vcodec );
895 if ( p != NULL )
896 video_codec_id = p->id;
897 else
898 fprintf( stderr, "%s: video codec %s unrecognised - ignoring\n", __FILE__, vcodec );
899 }
900
901 // Write metadata
902 char *tmp = NULL;
903 int metavalue;
904
905 tmp = mlt_properties_get( properties, "meta.attr.title.markup");
906 if (tmp != NULL) snprintf( oc->title, sizeof(oc->title), "%s", tmp );
907
908 tmp = mlt_properties_get( properties, "meta.attr.comment.markup");
909 if (tmp != NULL) snprintf( oc->comment, sizeof(oc->comment), "%s", tmp );
910
911 tmp = mlt_properties_get( properties, "meta.attr.author.markup");
912 if (tmp != NULL) snprintf( oc->author, sizeof(oc->author), "%s", tmp );
913
914 tmp = mlt_properties_get( properties, "meta.attr.copyright.markup");
915 if (tmp != NULL) snprintf( oc->copyright, sizeof(oc->copyright), "%s", tmp );
916
917 tmp = mlt_properties_get( properties, "meta.attr.album.markup");
918 if (tmp != NULL) snprintf( oc->album, sizeof(oc->album), "%s", tmp );
919
920 metavalue = mlt_properties_get_int( properties, "meta.attr.year.markup");
921 if (metavalue != 0) oc->year = metavalue;
922
923 metavalue = mlt_properties_get_int( properties, "meta.attr.track.markup");
924 if (metavalue != 0) oc->track = metavalue;
925
926 oc->oformat = fmt;
927 snprintf( oc->filename, sizeof(oc->filename), "%s", filename );
928
929 // Add audio and video streams
930 if ( video_codec_id != CODEC_ID_NONE )
931 video_st = add_video_stream( this, oc, video_codec_id );
932 if ( audio_codec_id != CODEC_ID_NONE )
933 audio_st = add_audio_stream( this, oc, audio_codec_id );
934
935 // Set the parameters (even though we have none...)
936 if ( av_set_parameters(oc, NULL) >= 0 )
937 {
938 oc->preload = ( int )( mlt_properties_get_double( properties, "muxpreload" ) * AV_TIME_BASE );
939 oc->max_delay= ( int )( mlt_properties_get_double( properties, "muxdelay" ) * AV_TIME_BASE );
940
941 // Process properties as AVOptions
942 apply_properties( oc, properties, AV_OPT_FLAG_ENCODING_PARAM );
943
944 if ( video_st && !open_video( oc, video_st ) )
945 video_st = NULL;
946 if ( audio_st )
947 audio_input_frame_size = open_audio( oc, audio_st, audio_outbuf_size );
948
949 // Open the output file, if needed
950 if ( !( fmt->flags & AVFMT_NOFILE ) )
951 {
952 if ( url_fopen( &oc->pb, filename, URL_WRONLY ) < 0 )
953 {
954 fprintf( stderr, "%s: Could not open '%s'\n", __FILE__, filename );
955 mlt_properties_set_int( properties, "running", 0 );
956 }
957 }
958
959 // Write the stream header, if any
960 if ( mlt_properties_get_int( properties, "running" ) )
961 av_write_header( oc );
962 }
963 else
964 {
965 fprintf( stderr, "%s: Invalid output format parameters\n", __FILE__ );
966 mlt_properties_set_int( properties, "running", 0 );
967 }
968
969 // Allocate picture
970 if ( video_st )
971 output = alloc_picture( video_st->codec->pix_fmt, width, height );
972
973 // Last check - need at least one stream
974 if ( audio_st == NULL && video_st == NULL )
975 mlt_properties_set_int( properties, "running", 0 );
976
977 // Get the starting time (can ignore the times above)
978 gettimeofday( &ante, NULL );
979
980 // Loop while running
981 while( mlt_properties_get_int( properties, "running" ) && !terminated )
982 {
983 // Get the frame
984 frame = mlt_consumer_rt_frame( this );
985
986 // Check that we have a frame to work with
987 if ( frame != NULL )
988 {
989 // Increment frames despatched
990 frames ++;
991
992 // Default audio args
993 frame_properties = MLT_FRAME_PROPERTIES( frame );
994
995 // Check for the terminated condition
996 terminated = terminate_on_pause && mlt_properties_get_double( frame_properties, "_speed" ) == 0.0;
997
998 // Get audio and append to the fifo
999 if ( !terminated && audio_st )
1000 {
1001 samples = mlt_sample_calculator( fps, frequency, count ++ );
1002 mlt_frame_get_audio( frame, &pcm, &aud_fmt, &frequency, &channels, &samples );
1003
1004 // Create the fifo if we don't have one
1005 if ( fifo == NULL )
1006 {
1007 fifo = sample_fifo_init( frequency, channels );
1008 mlt_properties_set_data( properties, "sample_fifo", fifo, 0, ( mlt_destructor )sample_fifo_close, NULL );
1009 }
1010
1011 if ( mlt_properties_get_double( frame_properties, "_speed" ) != 1.0 )
1012 memset( pcm, 0, samples * channels * 2 );
1013
1014 // Append the samples
1015 sample_fifo_append( fifo, pcm, samples * channels );
1016 total_time += ( samples * 1000000 ) / frequency;
1017 }
1018
1019 // Encode the image
1020 if ( !terminated && video_st )
1021 mlt_deque_push_back( queue, frame );
1022 else
1023 mlt_frame_close( frame );
1024 }
1025
1026 // While we have stuff to process, process...
1027 while ( 1 )
1028 {
1029 if (audio_st)
1030 audio_pts = (double)audio_st->pts.val * audio_st->time_base.num / audio_st->time_base.den;
1031 else
1032 audio_pts = 0.0;
1033
1034 if (video_st)
1035 video_pts = (double)video_st->pts.val * video_st->time_base.num / video_st->time_base.den;
1036 else
1037 video_pts = 0.0;
1038
1039 // Write interleaved audio and video frames
1040 if ( !video_st || ( video_st && audio_st && audio_pts < video_pts ) )
1041 {
1042 if ( channels * audio_input_frame_size < sample_fifo_used( fifo ) )
1043 {
1044 AVCodecContext *c;
1045 AVPacket pkt;
1046 av_init_packet( &pkt );
1047
1048 c = audio_st->codec;
1049
1050 sample_fifo_fetch( fifo, buffer, channels * audio_input_frame_size );
1051
1052 pkt.size = avcodec_encode_audio( c, audio_outbuf, audio_outbuf_size, buffer );
1053 // Write the compressed frame in the media file
1054 if ( c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE )
1055 pkt.pts = av_rescale_q( c->coded_frame->pts, c->time_base, audio_st->time_base );
1056 pkt.flags |= PKT_FLAG_KEY;
1057 pkt.stream_index= audio_st->index;
1058 pkt.data= audio_outbuf;
1059
1060 if ( pkt.size )
1061 if ( av_interleaved_write_frame( oc, &pkt ) != 0)
1062 fprintf( stderr, "%s: Error while writing audio frame\n", __FILE__ );
1063
1064 audio_pts += c->frame_size;
1065 }
1066 else
1067 {
1068 break;
1069 }
1070 }
1071 else if ( video_st )
1072 {
1073 if ( mlt_deque_count( queue ) )
1074 {
1075 int out_size, ret;
1076 AVCodecContext *c;
1077
1078 frame = mlt_deque_pop_front( queue );
1079 frame_properties = MLT_FRAME_PROPERTIES( frame );
1080
1081 c = video_st->codec;
1082
1083 if ( mlt_properties_get_int( frame_properties, "rendered" ) )
1084 {
1085 int i = 0;
1086 int j = 0;
1087 uint8_t *p;
1088 uint8_t *q;
1089
1090 mlt_events_fire( properties, "consumer-frame-show", frame, NULL );
1091
1092 mlt_frame_get_image( frame, &image, &img_fmt, &img_width, &img_height, 0 );
1093
1094 q = image;
1095
1096 // Convert the mlt frame to an AVPicture
1097 for ( i = 0; i < height; i ++ )
1098 {
1099 p = input->data[ 0 ] + i * input->linesize[ 0 ];
1100 j = width;
1101 while( j -- )
1102 {
1103 *p ++ = *q ++;
1104 *p ++ = *q ++;
1105 }
1106 }
1107
1108 // Do the colour space conversion
1109 #ifdef SWSCALE
1110 struct SwsContext *context = sws_getContext( width, height, PIX_FMT_YUYV422,
1111 width, height, video_st->codec->pix_fmt, SWS_FAST_BILINEAR, NULL, NULL, NULL);
1112 sws_scale( context, input->data, input->linesize, 0, height,
1113 output->data, output->linesize);
1114 sws_freeContext( context );
1115 #else
1116 img_convert( ( AVPicture * )output, video_st->codec->pix_fmt, ( AVPicture * )input, PIX_FMT_YUYV422, width, height );
1117 #endif
1118
1119 // Apply the alpha if applicable
1120 if ( video_st->codec->pix_fmt == PIX_FMT_RGB32 )
1121 {
1122 uint8_t *alpha = mlt_frame_get_alpha_mask( frame );
1123 register int n;
1124
1125 for ( i = 0; i < height; i ++ )
1126 {
1127 n = ( width + 7 ) / 8;
1128 p = output->data[ 0 ] + i * output->linesize[ 0 ];
1129
1130 #ifndef __DARWIN__
1131 p += 3;
1132 #endif
1133
1134 switch( width % 8 )
1135 {
1136 case 0: do { *p = *alpha++; p += 4;
1137 case 7: *p = *alpha++; p += 4;
1138 case 6: *p = *alpha++; p += 4;
1139 case 5: *p = *alpha++; p += 4;
1140 case 4: *p = *alpha++; p += 4;
1141 case 3: *p = *alpha++; p += 4;
1142 case 2: *p = *alpha++; p += 4;
1143 case 1: *p = *alpha++; p += 4;
1144 }
1145 while( --n );
1146 }
1147 }
1148 }
1149 }
1150
1151 if (oc->oformat->flags & AVFMT_RAWPICTURE)
1152 {
1153 // raw video case. The API will change slightly in the near future for that
1154 AVPacket pkt;
1155 av_init_packet(&pkt);
1156
1157 pkt.flags |= PKT_FLAG_KEY;
1158 pkt.stream_index= video_st->index;
1159 pkt.data= (uint8_t *)output;
1160 pkt.size= sizeof(AVPicture);
1161
1162 ret = av_write_frame(oc, &pkt);
1163 video_pts += c->frame_size;
1164 }
1165 else
1166 {
1167 // Set the quality
1168 output->quality = video_st->quality;
1169
1170 // Set frame interlace hints
1171 output->interlaced_frame = !mlt_properties_get_int( frame_properties, "progressive" );
1172 output->top_field_first = mlt_properties_get_int( frame_properties, "top_field_first" );
1173
1174 // Encode the image
1175 out_size = avcodec_encode_video(c, video_outbuf, video_outbuf_size, output );
1176
1177 // If zero size, it means the image was buffered
1178 if (out_size > 0)
1179 {
1180 AVPacket pkt;
1181 av_init_packet( &pkt );
1182
1183 if ( c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE )
1184 pkt.pts= av_rescale_q( c->coded_frame->pts, c->time_base, video_st->time_base );
1185 if( c->coded_frame && c->coded_frame->key_frame )
1186 pkt.flags |= PKT_FLAG_KEY;
1187 pkt.stream_index= video_st->index;
1188 pkt.data= video_outbuf;
1189 pkt.size= out_size;
1190
1191 // write the compressed frame in the media file
1192 ret = av_interleaved_write_frame(oc, &pkt);
1193 video_pts += c->frame_size;
1194
1195 // Dual pass logging
1196 if ( mlt_properties_get_data( properties, "_logfile", NULL ) && c->stats_out)
1197 fprintf( mlt_properties_get_data( properties, "_logfile", NULL ), "%s", c->stats_out );
1198 }
1199 else
1200 {
1201 fprintf( stderr, "%s: error with video encode\n", __FILE__ );
1202 }
1203 }
1204 frame_count++;
1205 mlt_frame_close( frame );
1206 }
1207 else
1208 {
1209 break;
1210 }
1211 }
1212 }
1213
1214 if ( real_time_output == 1 && frames % 12 == 0 )
1215 {
1216 long passed = time_difference( &ante );
1217 if ( fifo != NULL )
1218 {
1219 long pending = ( ( ( long )sample_fifo_used( fifo ) * 1000 ) / frequency ) * 1000;
1220 passed -= pending;
1221 }
1222 if ( passed < total_time )
1223 {
1224 long total = ( total_time - passed );
1225 struct timespec t = { total / 1000000, ( total % 1000000 ) * 1000 };
1226 nanosleep( &t, NULL );
1227 }
1228 }
1229 }
1230
1231 #ifdef FLUSH
1232 if ( ! real_time_output )
1233 {
1234 // Flush audio fifo
1235 if ( audio_st && audio_st->codec->frame_size > 1 ) for (;;)
1236 {
1237 AVCodecContext *c = audio_st->codec;
1238 AVPacket pkt;
1239 av_init_packet( &pkt );
1240 pkt.size = 0;
1241
1242 if ( /*( c->capabilities & CODEC_CAP_SMALL_LAST_FRAME ) &&*/
1243 ( channels * audio_input_frame_size < sample_fifo_used( fifo ) ) )
1244 {
1245 sample_fifo_fetch( fifo, buffer, channels * audio_input_frame_size );
1246 pkt.size = avcodec_encode_audio( c, audio_outbuf, audio_outbuf_size, buffer );
1247 }
1248 if ( pkt.size <= 0 )
1249 pkt.size = avcodec_encode_audio( c, audio_outbuf, audio_outbuf_size, NULL );
1250 if ( pkt.size <= 0 )
1251 break;
1252
1253 // Write the compressed frame in the media file
1254 if ( c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE )
1255 pkt.pts = av_rescale_q( c->coded_frame->pts, c->time_base, audio_st->time_base );
1256 pkt.flags |= PKT_FLAG_KEY;
1257 pkt.stream_index = audio_st->index;
1258 pkt.data = audio_outbuf;
1259 if ( av_interleaved_write_frame( oc, &pkt ) != 0 )
1260 {
1261 fprintf( stderr, "%s: Error while writing flushed audio frame\n", __FILE__ );
1262 break;
1263 }
1264 }
1265
1266 // Flush video
1267 if ( video_st && !( oc->oformat->flags & AVFMT_RAWPICTURE ) ) for (;;)
1268 {
1269 AVCodecContext *c = video_st->codec;
1270 AVPacket pkt;
1271 av_init_packet( &pkt );
1272
1273 // Encode the image
1274 pkt.size = avcodec_encode_video( c, video_outbuf, video_outbuf_size, NULL );
1275 if ( pkt.size <= 0 )
1276 break;
1277
1278 if ( c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE )
1279 pkt.pts= av_rescale_q( c->coded_frame->pts, c->time_base, video_st->time_base );
1280 if( c->coded_frame && c->coded_frame->key_frame )
1281 pkt.flags |= PKT_FLAG_KEY;
1282 pkt.stream_index = video_st->index;
1283 pkt.data = video_outbuf;
1284
1285 // write the compressed frame in the media file
1286 if ( av_interleaved_write_frame( oc, &pkt ) != 0 )
1287 {
1288 fprintf( stderr, "%s: Error while writing flushed video frame\n". __FILE__ );
1289 break;
1290 }
1291 }
1292 }
1293 #endif
1294
1295 // close each codec
1296 if (video_st)
1297 close_video(oc, video_st);
1298 if (audio_st)
1299 close_audio(oc, audio_st);
1300
1301 // Write the trailer, if any
1302 av_write_trailer(oc);
1303
1304 // Free the streams
1305 for(i = 0; i < oc->nb_streams; i++)
1306 av_freep(&oc->streams[i]);
1307
1308 // Close the output file
1309 if (!(fmt->flags & AVFMT_NOFILE))
1310 #if LIBAVFORMAT_VERSION_INT >= ((52<<16)+(0<<8)+0)
1311 url_fclose(oc->pb);
1312 #else
1313 url_fclose(&oc->pb);
1314 #endif
1315
1316 // Clean up input and output frames
1317 if ( output )
1318 av_free( output->data[0] );
1319 av_free( output );
1320 av_free( input->data[0] );
1321 av_free( input );
1322 av_free( video_outbuf );
1323 av_free( buffer );
1324
1325 // Free the stream
1326 av_free(oc);
1327
1328 // Just in case we terminated on pause
1329 mlt_properties_set_int( properties, "running", 0 );
1330
1331 mlt_consumer_stopped( this );
1332
1333 if ( mlt_properties_get_int( properties, "pass" ) == 2 )
1334 {
1335 // Remove the dual pass log file
1336 if ( mlt_properties_get( properties, "_logfilename" ) )
1337 remove( mlt_properties_get( properties, "_logfilename" ) );
1338
1339 // Remove the x264 dual pass logs
1340 char *cwd = getcwd( NULL, 0 );
1341 char *file = "x264_2pass.log";
1342 char *full = malloc( strlen( cwd ) + strlen( file ) + 2 );
1343 sprintf( full, "%s/%s", cwd, file );
1344 remove( full );
1345 free( full );
1346 file = "x264_2pass.log.temp";
1347 full = malloc( strlen( cwd ) + strlen( file ) + 2 );
1348 sprintf( full, "%s/%s", cwd, file );
1349 remove( full );
1350 free( full );
1351 free( cwd );
1352 remove( "x264_2pass.log.temp" );
1353 }
1354
1355 return NULL;
1356 }
1357
1358 /** Close the consumer.
1359 */
1360
1361 static void consumer_close( mlt_consumer this )
1362 {
1363 // Stop the consumer
1364 mlt_consumer_stop( this );
1365
1366 // Close the parent
1367 mlt_consumer_close( this );
1368
1369 // Free the memory
1370 free( this );
1371 }
my melted branch