X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fmodules%2Fkino%2Ffilehandler.cc;h=dc57a300bbba4ede385af57746eb3f1a7a317f08;hb=7261f622acf6477b5b39ddd677111ca433cd7cd9;hp=5c4de5249202a335e44265fa90dd11d82c3683e6;hpb=10be0eed6b4e815fa4f6c3942598eecaef3ce058;p=melted

diff --git a/src/modules/kino/filehandler.cc b/src/modules/kino/filehandler.cc
index 5c4de52..dc57a30 100644
--- a/src/modules/kino/filehandler.cc
+++ b/src/modules/kino/filehandler.cc
@@ -19,6 +19,10 @@
 
 #include "config.h"
 
+extern "C" {
+#include <framework/mlt_frame.h>
+}
+
 #include <string>
 #include <iostream>
 #include <sstream>
@@ -38,6 +42,11 @@ using std::setfill;
 #include <time.h>
 #include <sys/time.h>
 
+// libdv header files
+#ifdef HAVE_LIBDV
+#include <libdv/dv.h>
+#endif
+
 #include "filehandler.h"
 #include "error.h"
 #include "riff.h"
@@ -884,30 +893,31 @@ int QtHandler::GetFrame( uint8_t *data, int frameNum )
 	quicktime_set_video_position( fd, frameNum, 0 );
 	quicktime_read_frame( fd, data, 0 );
 
-#if 0
+#ifdef HAVE_LIBDV
 	if ( quicktime_has_audio( fd ) )
 	{
-		AudioInfo info;
-		double samples;
-
 		if ( ! isFullyInitialized )
-		{
-			cerr << ">>> using audio from separarate Quicktime audio track" << endl;
 			AllocateAudioBuffers();
-		}
 
-		info.channels = channels;
-		info.frequency = quicktime_sample_rate( fd, 0 );
-		samples = info.frequency / quicktime_frame_rate( fd, 0 );
-		info.samples = (int) samples;
-		for ( int i = 0; i < channels; i++ )
-		{
-			quicktime_set_audio_position( fd, ( int64_t )( frameNum * samples ), 0 );
-			quicktime_decode_audio( fd, audioChannelBuffer[ i ], NULL, (long) samples, i );
-		}
-		frame.EncodeAudio( info, audioChannelBuffer );
+		// Fetch the frequency of the audio track and calc number of samples needed
+		int frequency = quicktime_sample_rate( fd, 0 );
+		float fps = ( data[ 3 ] & 0x80 ) ? 25.0f : 29.97f;
+		int samples = mlt_sample_calculator( fps, frequency, frameNum );
+		int64_t seek = mlt_sample_calculator_to_now( fps, frequency, frameNum );
+
+		// Obtain a dv encoder and initialise it with minimal info
+		dv_encoder_t *encoder = dv_encoder_new( 0, 0, 0 );
+		encoder->isPAL = ( data[ 3 ] & 0x80 );
+		encoder->samples_this_frame = samples;
+
+		// Seek to the calculated position and decode
+		quicktime_set_audio_position( fd, seek, 0 );
+		lqt_decode_audio( fd, audioChannelBuffer, NULL, (long) samples );
+
+		// Encode the audio on the frame and done
+		dv_encode_full_audio( encoder, audioChannelBuffer, channels, frequency, data );
+		dv_encoder_free( encoder );
 	}
-	frame.ExtractHeader();
 #endif
 
 	return 0;