first commit for audio re-wrapper application

MarcAntoine-Arnaud · MarcAntoine-Arnaud · commit 249ec9e456db · 2014-03-25T04:25:57.000-04:00
diff --git a/app/SConscript b/app/SConscript
@@ -33,7 +33,21 @@ avtransform = env.Program(
                 ]
         )
 
+audioRewrapper = env.Program(
+        'audioWrap',
+        Glob( 'audioRewrapper/*.cpp' ),
+        LIBS = [
+                sAvTranscoder,
+                'avutil',
+                'avformat',
+                'avcodec',
+                'swscale',
+                ]
+        )
+
 env.Depends( avmeta, sAvTranscoder )
+env.Depends( audioRewrapper, sAvTranscoder )
 
 env.Alias( "install", env.Install(os.path.join( installPrefix, "bin" ), avmeta ) )
 env.Alias( "install", env.Install(os.path.join( installPrefix, "bin" ), avtransform ) )
+env.Alias( "install", env.Install(os.path.join( installPrefix, "bin" ), audioRewrapper ) )
diff --git a/app/audioRewrapper/audioRewrapper.cpp b/app/audioRewrapper/audioRewrapper.cpp
@@ -0,0 +1,69 @@
+#include <iostream>
+#include <iomanip>
+
+#include <AvTranscoder/InputFile.hpp>
+#include <AvTranscoder/InputStream.hpp>
+#include <AvTranscoder/InputStreamAudio.hpp>
+
+#include <AvTranscoder/OutputFile.hpp>
+
+void transcodeAudio( const char* inputfilename, const char* outputFilename )
+{
+	using namespace avtranscoder;
+
+	av_log_set_level( AV_LOG_FATAL );
+	//av_log_set_level( AV_LOG_DEBUG );
+
+	InputFile inputFile( inputfilename );
+	inputFile.analyse();
+
+
+	// init audio decoders
+	InputStreamAudio inputStreamAudio( inputFile.getStream( 0 ) );
+
+	OutputFile outputFile( outputFilename );
+
+	outputFile.setup();
+
+
+	AudioDesc audioDesc = inputFile.getStream( 0 ).getAudioDesc();
+
+	outputFile.addAudioStream( audioDesc );
+
+	AudioFrameDesc audioFrameDesc;
+	AudioFrame sourceAudio( audioFrameDesc );
+
+	DataStreamDesc dataDesc;
+	DataStream data( dataDesc );
+
+	// Encodage/transcodage
+	std::cout << "start transcoding" << std::endl;
+
+	size_t frame = 0;
+
+	while( inputFile.getStream( 0 ).readNextPacket( data ) )
+	{
+		std::cout << "\rprocess frame " << frame << std::flush;
+
+		outputFile.wrap( data, 0 );
+
+		++frame;
+	}
+	std::cout << std::endl;
+
+}
+
+int main( int argc, char** argv )
+{
+	if( argc <= 2 )
+	{
+		std::cout << "audiorewrapper require medias filename" << std::endl;
+		return( -1 );
+	}
+
+	std::cout << "start ..." << std::endl;
+ 
+	transcodeAudio( argv[1], argv[2] );
+
+	std::cout << "end ..." << std::endl;
+}
