fixed #130 #131 and started early marker support

playback/audio.cpp

@@ -22,6 +22,7 @@ QMutex audio_write_lock;
 qint8 audio_ibuffer[audio_ibuffer_size];
 int audio_ibuffer_read = 0;
 long audio_ibuffer_frame = 0;
+double audio_ibuffer_timecode = 0;
 
 AudioSenderThread* audio_thread;
 

playback/audio.h

@@ -39,6 +39,7 @@ extern QMutex audio_write_lock;
 extern qint8 audio_ibuffer[audio_ibuffer_size];
 extern int audio_ibuffer_read;
 extern long audio_ibuffer_frame;
+extern double audio_ibuffer_timecode;
 void clear_audio_ibuffer();
 
 void init_audio();

playback/cacher.cpp

@@ -130,7 +130,7 @@ void cache_audio_worker(Clip* c, Clip* nest) {
 			// apply any audio effects to the data
 			if (nb_bytes == INT_MAX) nb_bytes = av_samples_get_buffer_size(NULL, frame->channels, frame->nb_samples, static_cast<AVSampleFormat>(frame->format), 1);
 			if (new_frame) {
-				apply_audio_effects(c, (frame->pts * av_q2d(c->stream->time_base)), frame, nb_bytes);
+				apply_audio_effects(c, bytes_to_seconds(c->audio_buffer_write, 2, sequence->audio_frequency) + audio_ibuffer_timecode, frame, nb_bytes);
 			}
 		}
 			break;