- void MyThread::run()
- {
-
- if (!f.open( QIODevice::WriteOnly )) {
- kDebug()<<"++++++++ ERROR WRITING TO FILE: "<<f.fileName()<<endl;
- kDebug()<<"++++++++ DISABLING AUDIO THUMBS"<<endl;
- //TODO KdenliveSettings::setAudiothumbnails(false);
- return;
- }
- m_isWorking = true;
- Mlt::Profile prof((char*) KdenliveSettings::current_profile().data());
- Mlt::Producer m_producer(prof, m_url.path().toAscii().data());
-
-
- /*TODO if (KdenliveSettings::normaliseaudiothumbs()) {
- Mlt::Filter m_convert("volume");
- m_convert.set("gain", "normalise");
- m_producer.attach(m_convert);
- }*/
-
- /*TODO if (qApp->mainWidget())
- QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(-1, 10005));
- */
- int last_val = 0;
- int val = 0;
- kDebug() << "for " << m_frame << " " << m_frameLength << " " << m_producer.is_valid();
- for (int z=(int) m_frame;z<(int) (m_frame+m_frameLength) && m_producer.is_valid();z++){
- kDebug() << "starting audithumb for frame " << z;
-
- if (stop_me) break;
- val=(int)((z-m_frame)/(m_frame+m_frameLength)*100.0);
- if (last_val!=val & val > 1){
- //TODO QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(val, 10005));
- last_val=val;
- }
- m_producer.seek( z );
- Mlt::Frame *mlt_frame = m_producer.get_frame();
- if ( mlt_frame->is_valid() )
- {
- double m_framesPerSecond = mlt_producer_get_fps( m_producer.get_producer() ); //mlt_frame->get_double( "fps" );
- int m_samples = mlt_sample_calculator( m_framesPerSecond, m_frequency, mlt_frame_get_position(mlt_frame->get_frame()) );
- mlt_audio_format m_audioFormat = mlt_audio_pcm;
-
- int16_t* m_pcm = mlt_frame->get_audio(m_audioFormat, m_frequency, m_channels, m_samples );
-
- for (int c=0;c< m_channels;c++){
- QByteArray m_array;
- m_array.resize(m_arrayWidth);
- for (uint i = 0; i < m_array.size(); i++){
- m_array[i] = qAbs((*( m_pcm + c + i * m_samples / m_array.size() ))>>8);
- }
- f.write(m_array);
-
- }
- } else{
- f.write(QByteArray(m_arrayWidth,'\x00'));
- }
- if (mlt_frame)
- delete mlt_frame;
- }
- f.close();
- m_isWorking = false;
- if (stop_me) {
- f.remove();
- //TODO QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(-1, 10005));
- }
- //TODO else QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(0, 10005));
- }