* consumer_avformat.c -- an encoder based on avformat
* Copyright (C) 2003-2004 Ushodaya Enterprises Limited
* Author: Charles Yates <charles.yates@pandora.be>
+ * Much code borrowed from ffmpeg.c: Copyright (c) 2000-2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-// Local header files
-#include "consumer_avformat.h"
-
// mlt Header files
+#include <framework/mlt_consumer.h>
#include <framework/mlt_frame.h>
// System header files
#ifdef SWSCALE
#include <swscale.h>
#endif
+#include <opt.h>
//
// This structure should be extended and made globally available in mlt
/** Initialise the dv consumer.
*/
-mlt_consumer consumer_avformat_init( char *arg )
+mlt_consumer consumer_avformat_init( mlt_profile profile, char *arg )
{
// Allocate the consumer
- mlt_consumer this = mlt_consumer_new( );
+ mlt_consumer this = mlt_consumer_new( profile );
// If memory allocated and initialises without error
if ( this != NULL )
// sample and frame queue
mlt_properties_set_data( properties, "frame_queue", mlt_deque_init( ), 0, ( mlt_destructor )mlt_deque_close, NULL );
- // Set avformat defaults (all lifted from ffmpeg.c)
- mlt_properties_set_int( properties, "audio_bit_rate", 128000 );
- mlt_properties_set_int( properties, "video_bit_rate", 200 * 1000 );
- mlt_properties_set_int( properties, "video_bit_rate_tolerance", 4000 * 1000 );
- mlt_properties_set_int( properties, "gop_size", 12 );
- mlt_properties_set_int( properties, "b_frames", 0 );
- mlt_properties_set_int( properties, "mb_decision", FF_MB_DECISION_SIMPLE );
- mlt_properties_set_double( properties, "qscale", 0 );
- mlt_properties_set_int( properties, "me_method", ME_EPZS );
- mlt_properties_set_int( properties, "mb_cmp", FF_CMP_SAD );
- mlt_properties_set_int( properties, "ildct_cmp", FF_CMP_VSAD );
- mlt_properties_set_int( properties, "sub_cmp", FF_CMP_SAD );
- mlt_properties_set_int( properties, "cmp", FF_CMP_SAD );
- mlt_properties_set_int( properties, "pre_cmp", FF_CMP_SAD );
- mlt_properties_set_int( properties, "pre_me", 0 );
- mlt_properties_set_double( properties, "lumi_mask", 0 );
- mlt_properties_set_double( properties, "dark_mask", 0 );
- mlt_properties_set_double( properties, "scplx_mask", 0 );
- mlt_properties_set_double( properties, "tcplx_mask", 0 );
- mlt_properties_set_double( properties, "p_mask", 0 );
- mlt_properties_set_int( properties, "qns", 0 );
- mlt_properties_set_int( properties, "video_qmin", 2 );
- mlt_properties_set_int( properties, "video_qmax", 31 );
- mlt_properties_set_int( properties, "video_lmin", 2*FF_QP2LAMBDA );
- mlt_properties_set_int( properties, "video_lmax", 31*FF_QP2LAMBDA );
- mlt_properties_set_int( properties, "video_mb_qmin", 2 );
- mlt_properties_set_int( properties, "video_mb_qmax", 31 );
- mlt_properties_set_int( properties, "video_qdiff", 3 );
- mlt_properties_set_double( properties, "video_qblur", 0.5 );
- mlt_properties_set_double( properties, "video_qcomp", 0.5 );
- mlt_properties_set_int( properties, "video_rc_max_rate", 0 );
- mlt_properties_set_int( properties, "video_rc_min_rate", 0 );
- mlt_properties_set_int( properties, "video_rc_buffer_size", 0 );
- mlt_properties_set_double( properties, "video_rc_buffer_aggressivity", 1.0 );
- mlt_properties_set_double( properties, "video_rc_initial_cplx", 0 );
- mlt_properties_set_double( properties, "video_i_qfactor", 1.25 );
- mlt_properties_set_double( properties, "video_b_qfactor", 1.25 );
- mlt_properties_set_double( properties, "video_i_qoffset", -0.8 );
- mlt_properties_set_double( properties, "video_b_qoffset", 0 );
- mlt_properties_set_int( properties, "video_intra_quant_bias", FF_DEFAULT_QUANT_BIAS );
- mlt_properties_set_int( properties, "video_inter_quant_bias", FF_DEFAULT_QUANT_BIAS );
- mlt_properties_set_int( properties, "dct_algo", 0 );
- mlt_properties_set_int( properties, "idct_algo", 0 );
- mlt_properties_set_int( properties, "me_threshold", 0 );
- mlt_properties_set_int( properties, "mb_threshold", 0 );
- mlt_properties_set_int( properties, "intra_dc_precision", 0 );
- mlt_properties_set_int( properties, "strict", 0 );
- mlt_properties_set_int( properties, "error_rate", 0 );
- mlt_properties_set_int( properties, "noise_reduction", 0 );
- mlt_properties_set_int( properties, "sc_threshold", 0 );
- mlt_properties_set_int( properties, "me_range", 0 );
- mlt_properties_set_int( properties, "coder", 0 );
- mlt_properties_set_int( properties, "context", 0 );
- mlt_properties_set_int( properties, "predictor", 0 );
- mlt_properties_set_int( properties, "ildct", 0 );
- mlt_properties_set_int( properties, "ilme", 0 );
+ // Audio options not fully handled by AVOptions
+#define QSCALE_NONE (-99999)
+ mlt_properties_set_int( properties, "aq", QSCALE_NONE );
+
+ // Video options not fully handled by AVOptions
+ mlt_properties_set_int( properties, "dc", 8 );
+
+ // Muxer options not fully handled by AVOptions
+ mlt_properties_set_double( properties, "muxdelay", 0.7 );
+ mlt_properties_set_double( properties, "muxpreload", 0.5 );
// Ensure termination at end of the stream
mlt_properties_set_int( properties, "terminate_on_pause", 1 );
+
+ // Default to separate processing threads for producer and consumer with no frame dropping!
+ mlt_properties_set_int( properties, "real_time", -1 );
// Set up start/stop/terminated callbacks
this->start = consumer_start;
int height = mlt_properties_get_int( properties, "height" );
// Obtain the size property
- char *size = mlt_properties_get( properties, "size" );
+ char *size = mlt_properties_get( properties, "s" );
// Interpret it
if ( size != NULL )
}
else
{
- fprintf( stderr, "consumer_avformat: Invalid size property %s - ignoring.\n", size );
+ fprintf( stderr, "%s: Invalid size property %s - ignoring.\n", __FILE__, size );
}
}
// Now ensure we honour the multiple of two requested by libavformat
mlt_properties_set_int( properties, "width", ( width / 2 ) * 2 );
mlt_properties_set_int( properties, "height", ( height / 2 ) * 2 );
+
+ // Apply AVOptions that are synonyms for standard mlt_consumer options
+ if ( mlt_properties_get( properties, "ac" ) )
+ mlt_properties_set_int( properties, "channels", mlt_properties_get_int( properties, "ac" ) );
+ if ( mlt_properties_get( properties, "ar" ) )
+ mlt_properties_set_int( properties, "frequency", mlt_properties_get_int( properties, "ar" ) );
// Assign the thread to properties
mlt_properties_set_data( properties, "thread", thread, sizeof( pthread_t ), free, NULL );
return !mlt_properties_get_int( properties, "running" );
}
+/** Process properties as AVOptions and apply to AV context obj
+*/
+
+static void apply_properties( void *obj, mlt_properties properties, int flags )
+{
+ int i;
+ int count = mlt_properties_count( properties );
+ for ( i = 0; i < count; i++ )
+ {
+ const char *opt_name = mlt_properties_get_name( properties, i );
+ const AVOption *opt = av_find_opt( obj, opt_name, NULL, flags, flags );
+ if ( opt != NULL )
+ av_set_string( obj, opt_name, mlt_properties_get( properties, opt_name) );
+ }
+}
+
/** Add an audio output stream
*/
if ( st != NULL )
{
AVCodecContext *c = st->codec;
- c->codec_id = codec_id;
- c->codec_type = CODEC_TYPE_AUDIO;
- // Put sample parameters
- c->bit_rate = mlt_properties_get_int( properties, "audio_bit_rate" );
- c->sample_rate = mlt_properties_get_int( properties, "frequency" );
- c->channels = mlt_properties_get_int( properties, "channels" );
+ // Establish defaults from AVOptions
+ avcodec_get_context_defaults2( c, CODEC_TYPE_AUDIO );
- if (oc->oformat->flags & AVFMT_GLOBALHEADER)
- c->flags |= CODEC_FLAG_GLOBAL_HEADER;
+ c->codec_id = codec_id;
+ c->codec_type = CODEC_TYPE_AUDIO;
+ // Setup multi-threading
+ int thread_count = mlt_properties_get_int( properties, "threads" );
+ if ( thread_count == 0 && getenv( "MLT_AVFORMAT_THREADS" ) )
+ thread_count = atoi( getenv( "MLT_AVFORMAT_THREADS" ) );
+ if ( thread_count > 1 )
+ avcodec_thread_init( c, thread_count );
+
+ if (oc->oformat->flags & AVFMT_GLOBALHEADER)
+ c->flags |= CODEC_FLAG_GLOBAL_HEADER;
+
// Allow the user to override the audio fourcc
- if ( mlt_properties_get( properties, "afourcc" ) )
+ if ( mlt_properties_get( properties, "atag" ) )
{
char *tail = NULL;
- char *arg = mlt_properties_get( properties, "afourcc" );
- int tag = strtol( arg, &tail, 0);
- if( !tail || *tail )
- tag = arg[ 0 ] + ( arg[ 1 ] << 8 ) + ( arg[ 2 ] << 16 ) + ( arg[ 3 ] << 24 );
+ char *arg = mlt_properties_get( properties, "atag" );
+ int tag = strtol( arg, &tail, 0);
+ if( !tail || *tail )
+ tag = arg[ 0 ] + ( arg[ 1 ] << 8 ) + ( arg[ 2 ] << 16 ) + ( arg[ 3 ] << 24 );
c->codec_tag = tag;
}
+
+ // Process properties as AVOptions
+ apply_properties( c, properties, AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM );
+
+ int audio_qscale = mlt_properties_get_int( properties, "aq" );
+ if ( audio_qscale > QSCALE_NONE )
+ {
+ c->flags |= CODEC_FLAG_QSCALE;
+ c->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
+ }
+
+ // Set parameters controlled by MLT
+ c->sample_rate = mlt_properties_get_int( properties, "frequency" );
+ c->channels = mlt_properties_get_int( properties, "channels" );
+
+ if ( mlt_properties_get( properties, "alang" ) != NULL )
+ strncpy( st->language, mlt_properties_get( properties, "alang" ), sizeof( st->language ) );
}
else
{
- fprintf( stderr, "Could not allocate a stream for audio\n" );
+ fprintf( stderr, "%s: Could not allocate a stream for audio\n", __FILE__ );
}
return st;
AVCodec *codec = avcodec_find_encoder( c->codec_id );
// Continue if codec found and we can open it
- if ( codec != NULL && avcodec_open(c, codec) >= 0 )
+ if ( codec != NULL && avcodec_open( c, codec ) >= 0 )
{
// ugly hack for PCM codecs (will be removed ASAP with new PCM
// support to compute the input frame size in samples
}
else
{
- fprintf( stderr, "Unable to encode audio - disabling audio output.\n" );
+ fprintf( stderr, "%s: Unable to encode audio - disabling audio output.\n", __FILE__ );
}
return audio_input_frame_size;
char *pix_fmt = mlt_properties_get( properties, "pix_fmt" );
double ar = mlt_properties_get_double( properties, "display_ratio" );
AVCodecContext *c = st->codec;
+
+ // Establish defaults from AVOptions
+ avcodec_get_context_defaults2( c, CODEC_TYPE_VIDEO );
+
c->codec_id = codec_id;
c->codec_type = CODEC_TYPE_VIDEO;
+
+ // Setup multi-threading
+ int thread_count = mlt_properties_get_int( properties, "threads" );
+ if ( thread_count == 0 && getenv( "MLT_AVFORMAT_THREADS" ) )
+ thread_count = atoi( getenv( "MLT_AVFORMAT_THREADS" ) );
+ if ( thread_count > 1 )
+ avcodec_thread_init( c, thread_count );
+
+ // Process properties as AVOptions
+ apply_properties( c, properties, AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM );
- // put sample parameters
- c->bit_rate = mlt_properties_get_int( properties, "video_bit_rate" );
- c->bit_rate_tolerance = mlt_properties_get_int( properties, "video_bit_rate_tolerance" );
+ // Set options controlled by MLT
c->width = mlt_properties_get_int( properties, "width" );
c->height = mlt_properties_get_int( properties, "height" );
+ c->sample_aspect_ratio = av_d2q( ar * c->height / c->width , 255);
c->time_base.num = mlt_properties_get_int( properties, "frame_rate_den" );
c->time_base.den = mlt_properties_get_int( properties, "frame_rate_num" );
- c->gop_size = mlt_properties_get_int( properties, "gop_size" );
c->pix_fmt = pix_fmt ? avcodec_get_pix_fmt( pix_fmt ) : PIX_FMT_YUV420P;
- if ( mlt_properties_get_int( properties, "b_frames" ) )
- {
- c->max_b_frames = mlt_properties_get_int( properties, "b_frames" );
- c->b_frame_strategy = 0;
- c->b_quant_factor = 2.0;
- }
-
- c->mb_decision = mlt_properties_get_int( properties, "mb_decision" );
- c->sample_aspect_ratio = av_d2q( ar * c->height / c->width , 255);
- c->mb_cmp = mlt_properties_get_int( properties, "mb_cmp" );
- c->ildct_cmp = mlt_properties_get_int( properties, "ildct_cmp" );
- c->me_sub_cmp = mlt_properties_get_int( properties, "sub_cmp" );
- c->me_cmp = mlt_properties_get_int( properties, "cmp" );
- c->me_pre_cmp = mlt_properties_get_int( properties, "pre_cmp" );
- c->pre_me = mlt_properties_get_int( properties, "pre_me" );
- c->lumi_masking = mlt_properties_get_double( properties, "lumi_mask" );
- c->dark_masking = mlt_properties_get_double( properties, "dark_mask" );
- c->spatial_cplx_masking = mlt_properties_get_double( properties, "scplx_mask" );
- c->temporal_cplx_masking = mlt_properties_get_double( properties, "tcplx_mask" );
- c->p_masking = mlt_properties_get_double( properties, "p_mask" );
- c->quantizer_noise_shaping= mlt_properties_get_int( properties, "qns" );
- c->qmin = mlt_properties_get_int( properties, "video_qmin" );
- c->qmax = mlt_properties_get_int( properties, "video_qmax" );
- c->lmin = mlt_properties_get_int( properties, "video_lmin" );
- c->lmax = mlt_properties_get_int( properties, "video_lmax" );
- c->mb_qmin = mlt_properties_get_int( properties, "video_mb_qmin" );
- c->mb_qmax = mlt_properties_get_int( properties, "video_mb_qmax" );
- c->max_qdiff = mlt_properties_get_int( properties, "video_qdiff" );
- c->qblur = mlt_properties_get_double( properties, "video_qblur" );
- c->qcompress = mlt_properties_get_double( properties, "video_qcomp" );
-
if ( mlt_properties_get_double( properties, "qscale" ) > 0 )
{
c->flags |= CODEC_FLAG_QSCALE;
}
// Allow the user to override the video fourcc
- if ( mlt_properties_get( properties, "vfourcc" ) )
+ if ( mlt_properties_get( properties, "vtag" ) )
{
char *tail = NULL;
- const char *arg = mlt_properties_get( properties, "vfourcc" );
- int tag = strtol( arg, &tail, 0);
- if( !tail || *tail )
- tag = arg[ 0 ] + ( arg[ 1 ] << 8 ) + ( arg[ 2 ] << 16 ) + ( arg[ 3 ] << 24 );
+ const char *arg = mlt_properties_get( properties, "vtag" );
+ int tag = strtol( arg, &tail, 0);
+ if( !tail || *tail )
+ tag = arg[ 0 ] + ( arg[ 1 ] << 8 ) + ( arg[ 2 ] << 16 ) + ( arg[ 3 ] << 24 );
c->codec_tag = tag;
}
if ( oc->oformat->flags & AVFMT_GLOBALHEADER )
c->flags |= CODEC_FLAG_GLOBAL_HEADER;
- c->rc_max_rate = mlt_properties_get_int( properties, "video_rc_max_rate" );
- c->rc_min_rate = mlt_properties_get_int( properties, "video_rc_min_rate" );
- c->rc_buffer_size = mlt_properties_get_int( properties, "video_rc_buffer_size" );
- c->rc_buffer_aggressivity= mlt_properties_get_double( properties, "video_rc_buffer_aggressivity" );
- c->rc_initial_cplx= mlt_properties_get_double( properties, "video_rc_initial_cplx" );
- c->i_quant_factor = mlt_properties_get_double( properties, "video_i_qfactor" );
- c->b_quant_factor = mlt_properties_get_double( properties, "video_b_qfactor" );
- c->i_quant_offset = mlt_properties_get_double( properties, "video_i_qoffset" );
- c->b_quant_offset = mlt_properties_get_double( properties, "video_b_qoffset" );
- c->intra_quant_bias = mlt_properties_get_int( properties, "video_intra_quant_bias" );
- c->inter_quant_bias = mlt_properties_get_int( properties, "video_inter_quant_bias" );
- c->dct_algo = mlt_properties_get_int( properties, "dct_algo" );
- c->idct_algo = mlt_properties_get_int( properties, "idct_algo" );
- c->me_threshold= mlt_properties_get_int( properties, "me_threshold" );
- c->mb_threshold= mlt_properties_get_int( properties, "mb_threshold" );
- c->intra_dc_precision= mlt_properties_get_int( properties, "intra_dc_precision" );
- c->strict_std_compliance = mlt_properties_get_int( properties, "strict" );
- c->error_rate = mlt_properties_get_int( properties, "error_rate" );
- c->noise_reduction= mlt_properties_get_int( properties, "noise_reduction" );
- c->scenechange_threshold= mlt_properties_get_int( properties, "sc_threshold" );
- c->me_range = mlt_properties_get_int( properties, "me_range" );
- c->coder_type= mlt_properties_get_int( properties, "coder" );
- c->context_model= mlt_properties_get_int( properties, "context" );
- c->prediction_method= mlt_properties_get_int( properties, "predictor" );
- c->me_method = mlt_properties_get_int( properties, "me_method" );
+ // Translate these standard mlt consumer properties to ffmpeg
if ( mlt_properties_get_int( properties, "progressive" ) == 0 &&
mlt_properties_get_int( properties, "deinterlace" ) == 0 )
{
if ( mlt_properties_get_int( properties, "ilme" ) )
c->flags |= CODEC_FLAG_INTERLACED_ME;
}
- }
+
+ // parse the ratecontrol override string
+ int i;
+ char *rc_override = mlt_properties_get( properties, "rc_override" );
+ for ( i = 0; rc_override; i++ )
+ {
+ int start, end, q;
+ int e = sscanf( rc_override, "%d,%d,%d", &start, &end, &q );
+ if ( e != 3 )
+ fprintf( stderr, "%s: Error parsing rc_override\n", __FILE__ );
+ c->rc_override = av_realloc( c->rc_override, sizeof( RcOverride ) * ( i + 1 ) );
+ c->rc_override[i].start_frame = start;
+ c->rc_override[i].end_frame = end;
+ if ( q > 0 )
+ {
+ c->rc_override[i].qscale = q;
+ c->rc_override[i].quality_factor = 1.0;
+ }
+ else
+ {
+ c->rc_override[i].qscale = 0;
+ c->rc_override[i].quality_factor = -q / 100.0;
+ }
+ rc_override = strchr( rc_override, '/' );
+ if ( rc_override )
+ rc_override++;
+ }
+ c->rc_override_count = i;
+ if ( !c->rc_initial_buffer_occupancy )
+ c->rc_initial_buffer_occupancy = c->rc_buffer_size * 3/4;
+ c->intra_dc_precision = mlt_properties_get_int( properties, "dc" ) - 8;
+
+ // Setup dual-pass
+ i = mlt_properties_get_int( properties, "pass" );
+ if ( i == 1 )
+ c->flags |= CODEC_FLAG_PASS1;
+ else if ( i == 2 )
+ c->flags |= CODEC_FLAG_PASS2;
+ if ( c->flags & ( CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2 ) )
+ {
+ char logfilename[1024];
+ FILE *f;
+ int size;
+ char *logbuffer;
+
+ snprintf( logfilename, sizeof(logfilename), "%s_2pass.log",
+ mlt_properties_get( properties, "passlogfile" ) ? mlt_properties_get( properties, "passlogfile" ) : mlt_properties_get( properties, "target" ) );
+ if ( c->flags & CODEC_FLAG_PASS1 )
+ {
+ f = fopen( logfilename, "w" );
+ if ( !f )
+ perror( logfilename );
+ else
+ mlt_properties_set_data( properties, "_logfile", f, 0, ( mlt_destructor )fclose, NULL );
+ }
+ else
+ {
+ /* read the log file */
+ f = fopen( logfilename, "r" );
+ if ( !f )
+ {
+ perror(logfilename);
+ }
+ else
+ {
+ fseek( f, 0, SEEK_END );
+ size = ftell( f );
+ fseek( f, 0, SEEK_SET );
+ logbuffer = av_malloc( size + 1 );
+ if ( !logbuffer )
+ fprintf( stderr, "%s: Could not allocate log buffer\n", __FILE__ );
+ else
+ {
+ size = fread( logbuffer, 1, size, f );
+ fclose( f );
+ logbuffer[size] = '\0';
+ c->stats_in = logbuffer;
+ mlt_properties_set_data( properties, "_logbuffer", logbuffer, 0, ( mlt_destructor )av_free, NULL );
+ }
+ }
+ }
+ }
+ }
else
{
- fprintf( stderr, "Could not allocate a stream for video\n" );
+ fprintf( stderr, "%s: Could not allocate a stream for video\n", __FILE__ );
}
return st;
AVFrame *picture = avcodec_alloc_frame();
// Determine size of the
- int size = avpicture_get_size(pix_fmt, width, height);
+ int size = avpicture_get_size(pix_fmt, width, height);
// Allocate the picture buf
- uint8_t *picture_buf = av_malloc(size);
+ uint8_t *picture_buf = av_malloc(size);
// If we have both, then fill the image
if ( picture != NULL && picture_buf != NULL )
struct timeval ante;
// Get the frame rate
- int fps = mlt_properties_get_double( properties, "fps" );
+ double fps = mlt_properties_get_double( properties, "fps" );
// Get width and height
int width = mlt_properties_get_int( properties, "width" );
int samples = 0;
// AVFormat audio buffer and frame size
- int audio_outbuf_size = 10000;
- uint8_t *audio_outbuf = av_malloc( audio_outbuf_size );
+ int audio_outbuf_size = 10000;
+ uint8_t *audio_outbuf = av_malloc( audio_outbuf_size );
int audio_input_frame_size = 0;
// AVFormat video buffer and frame count
// Determine the format
AVOutputFormat *fmt = NULL;
char *filename = mlt_properties_get( properties, "target" );
- char *format = mlt_properties_get( properties, "format" );
+ char *format = mlt_properties_get( properties, "f" );
char *vcodec = mlt_properties_get( properties, "vcodec" );
char *acodec = mlt_properties_get( properties, "acodec" );
-
+
// Used to store and override codec ids
int audio_codec_id;
int video_codec_id;
if ( p != NULL )
audio_codec_id = p->id;
else
- fprintf( stderr, "consumer_avcodec: audio codec %s unrecognised - ignoring\n", acodec );
+ fprintf( stderr, "%s: audio codec %s unrecognised - ignoring\n", __FILE__, acodec );
}
// Check for video codec overides
if ( p != NULL )
video_codec_id = p->id;
else
- fprintf( stderr, "consumer_avcodec: video codec %s unrecognised - ignoring\n", vcodec );
+ fprintf( stderr, "%s: video codec %s unrecognised - ignoring\n", __FILE__, vcodec );
}
- // Update the output context
-
// Write metadata
char *tmp = NULL;
int metavalue;
// Set the parameters (even though we have none...)
if ( av_set_parameters(oc, NULL) >= 0 )
{
+ oc->preload = ( int )( mlt_properties_get_double( properties, "muxpreload" ) * AV_TIME_BASE );
+ oc->max_delay= ( int )( mlt_properties_get_double( properties, "muxdelay" ) * AV_TIME_BASE );
+
+ // Process properties as AVOptions
+ apply_properties( oc, properties, AV_OPT_FLAG_ENCODING_PARAM );
+
if ( video_st && !open_video( oc, video_st ) )
video_st = NULL;
if ( audio_st )
// Open the output file, if needed
if ( !( fmt->flags & AVFMT_NOFILE ) )
{
- if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0)
+ if ( url_fopen( &oc->pb, filename, URL_WRONLY ) < 0 )
{
- fprintf(stderr, "Could not open '%s'\n", filename);
+ fprintf( stderr, "%s: Could not open '%s'\n", __FILE__, filename );
mlt_properties_set_int( properties, "running", 0 );
}
}
}
else
{
- fprintf(stderr, "Invalid output format parameters\n");
+ fprintf( stderr, "%s: Invalid output format parameters\n", __FILE__ );
mlt_properties_set_int( properties, "running", 0 );
}
else
video_pts = 0.0;
- // Write interleaved audio and video frames
- if ( !video_st || ( video_st && audio_st && audio_pts < video_pts ) )
+ // Write interleaved audio and video frames
+ if ( !video_st || ( video_st && audio_st && audio_pts < video_pts ) )
{
if ( channels * audio_input_frame_size < sample_fifo_used( fifo ) )
{
sample_fifo_fetch( fifo, buffer, channels * audio_input_frame_size );
pkt.size = avcodec_encode_audio( c, audio_outbuf, audio_outbuf_size, buffer );
- // Write the compressed frame in the media file
+ // Write the compressed frame in the media file
if ( c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE )
pkt.pts = av_rescale_q( c->coded_frame->pts, c->time_base, audio_st->time_base );
pkt.flags |= PKT_FLAG_KEY;
pkt.data= audio_outbuf;
if ( pkt.size )
- if ( av_interleaved_write_frame( oc, &pkt ) != 0)
- fprintf(stderr, "Error while writing audio frame\n");
+ if ( av_interleaved_write_frame( oc, &pkt ) != 0)
+ fprintf( stderr, "%s: Error while writing audio frame\n", __FILE__ );
audio_pts += c->frame_size;
}
break;
}
}
- else if ( video_st )
+ else if ( video_st )
{
if ( mlt_deque_count( queue ) )
{
- int out_size, ret;
- AVCodecContext *c;
+ int out_size, ret;
+ AVCodecContext *c;
frame = mlt_deque_pop_front( queue );
frame_properties = MLT_FRAME_PROPERTIES( frame );
c = video_st->codec;
-
+
if ( mlt_properties_get_int( frame_properties, "rendered" ) )
{
int i = 0;
}
}
}
-
- if (oc->oformat->flags & AVFMT_RAWPICTURE)
+
+ if (oc->oformat->flags & AVFMT_RAWPICTURE)
{
// raw video case. The API will change slightly in the near future for that
AVPacket pkt;
av_init_packet(&pkt);
-
+
pkt.flags |= PKT_FLAG_KEY;
pkt.stream_index= video_st->index;
pkt.data= (uint8_t *)output;
ret = av_write_frame(oc, &pkt);
video_pts += c->frame_size;
- }
+ }
else
{
// Set the quality
pkt.data= video_outbuf;
pkt.size= out_size;
- // write the compressed frame in the media file
+ // write the compressed frame in the media file
ret = av_interleaved_write_frame(oc, &pkt);
video_pts += c->frame_size;
+
+ // Dual pass logging
+ if ( mlt_properties_get_data( properties, "_logfile", NULL ) && c->stats_out)
+ fprintf( mlt_properties_get_data( properties, "_logfile", NULL ), "%s", c->stats_out );
}
else
{
- fprintf( stderr, "Error with video encode\n" );
+ fprintf( stderr, "%s: error with video encode\n", __FILE__ );
}
}
frame_count++;
}
}
- if ( real_time_output && frames % 12 == 0 )
+ if ( real_time_output == 1 && frames % 12 == 0 )
{
long passed = time_difference( &ante );
if ( fifo != NULL )
}
}
+#ifdef FLUSH
+ if ( ! real_time_output )
+ {
+ // Flush audio fifo
+ if ( audio_st && audio_st->codec->frame_size > 1 ) for (;;)
+ {
+ AVCodecContext *c = audio_st->codec;
+ AVPacket pkt;
+ av_init_packet( &pkt );
+ pkt.size = 0;
+
+ if ( /*( c->capabilities & CODEC_CAP_SMALL_LAST_FRAME ) &&*/
+ ( channels * audio_input_frame_size < sample_fifo_used( fifo ) ) )
+ {
+ sample_fifo_fetch( fifo, buffer, channels * audio_input_frame_size );
+ pkt.size = avcodec_encode_audio( c, audio_outbuf, audio_outbuf_size, buffer );
+ }
+ if ( pkt.size <= 0 )
+ pkt.size = avcodec_encode_audio( c, audio_outbuf, audio_outbuf_size, NULL );
+ if ( pkt.size <= 0 )
+ break;
+
+ // Write the compressed frame in the media file
+ if ( c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE )
+ pkt.pts = av_rescale_q( c->coded_frame->pts, c->time_base, audio_st->time_base );
+ pkt.flags |= PKT_FLAG_KEY;
+ pkt.stream_index = audio_st->index;
+ pkt.data = audio_outbuf;
+ if ( av_interleaved_write_frame( oc, &pkt ) != 0 )
+ {
+ fprintf( stderr, "%s: Error while writing flushed audio frame\n", __FILE__ );
+ break;
+ }
+ }
+
+ // Flush video
+ if ( video_st && !( oc->oformat->flags & AVFMT_RAWPICTURE ) ) for (;;)
+ {
+ AVCodecContext *c = video_st->codec;
+ AVPacket pkt;
+ av_init_packet( &pkt );
+
+ // Encode the image
+ pkt.size = avcodec_encode_video( c, video_outbuf, video_outbuf_size, NULL );
+ if ( pkt.size <= 0 )
+ break;
+
+ if ( c->coded_frame && c->coded_frame->pts != AV_NOPTS_VALUE )
+ pkt.pts= av_rescale_q( c->coded_frame->pts, c->time_base, video_st->time_base );
+ if( c->coded_frame && c->coded_frame->key_frame )
+ pkt.flags |= PKT_FLAG_KEY;
+ pkt.stream_index = video_st->index;
+ pkt.data = video_outbuf;
+
+ // write the compressed frame in the media file
+ if ( av_interleaved_write_frame( oc, &pkt ) != 0 )
+ {
+ fprintf( stderr, "%s: Error while writing flushed video frame\n". __FILE__ );
+ break;
+ }
+ }
+ }
+#endif
+
// close each codec
if (video_st)
close_video(oc, video_st);
// Close the output file
if (!(fmt->flags & AVFMT_NOFILE))
+#if LIBAVFORMAT_VERSION_INT >= ((52<<16)+(0<<8)+0)
+ url_fclose(oc->pb);
+#else
url_fclose(&oc->pb);
+#endif
// Clean up input and output frames
if ( output )