initial commit

Builds/MacOSX/msproc.xcodeproj/xcuserdata/panos.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist

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+<?xml version="1.0" encoding="UTF-8"?>
+<Bucket
+   type = "1"
+   version = "2.0">
+</Bucket>

Builds/MacOSX/msproc.xcodeproj/xcuserdata/panos.xcuserdatad/xcschemes/msproc.xcscheme

@@ -0,0 +1,97 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "0700"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "10694C6E89BC9380CDDF2818"
+               BuildableName = "msproc"
+               BlueprintName = "msproc"
+               ReferencedContainer = "container:msproc.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "10694C6E89BC9380CDDF2818"
+            BuildableName = "msproc"
+            BlueprintName = "msproc"
+            ReferencedContainer = "container:msproc.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "10694C6E89BC9380CDDF2818"
+            BuildableName = "msproc"
+            BlueprintName = "msproc"
+            ReferencedContainer = "container:msproc.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+      <CommandLineArguments>
+         <CommandLineArgument
+            argument = "decode B13h12m44s18oct2015y.wav"
+            isEnabled = "YES">
+         </CommandLineArgument>
+      </CommandLineArguments>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
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+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "10694C6E89BC9380CDDF2818"
+            BuildableName = "msproc"
+            BlueprintName = "msproc"
+            ReferencedContainer = "container:msproc.xcodeproj">
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+      </BuildableProductRunnable>
+   </ProfileAction>
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+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Builds/MacOSX/msproc.xcodeproj/xcuserdata/panos.xcuserdatad/xcschemes/xcschememanagement.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>msproc.xcscheme</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>0</integer>
+		</dict>
+	</dict>
+	<key>SuppressBuildableAutocreation</key>
+	<dict>
+		<key>10694C6E89BC9380CDDF2818</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+	</dict>
+</dict>
+</plist>

LICENCE

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+msproc: command line tool for working with Mid-Side audio files
+
+Copyright (C) <2015> <Panos Kountanis>
+
+This program is free software; you can redistribute it and/or modify it under the terms of
+the GNU General Public License version 2 as published by the Free Software Foundation;
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with this program;
+if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

README

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+msproc
+------
+
+command line tool for working with Mid-Side audio files
+
+- Decodes M/S recordings to stereo

Source/Main.cpp

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+/*
+  ==============================================================================
+
+msproc: command line tool for working with Mid-Side audio files
+
+Copyright (C) <2015> <Panos Kountanis>
+
+This program is free software; you can redistribute it and/or modify it under the terms of
+the GNU General Public License version 2 as published by the Free Software Foundation;
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with this program;
+if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+  ==============================================================================
+*/
+
+#include "../JuceLibraryCode/JuceHeader.h"
+
+
+int BUFFER_SIZE = 44100;
+int CHANNELS = 2;
+
+
+using namespace juce;
+
+
+void Usage(String error)
+{
+	std::cout << error << std::endl;
+    std::cout << "usage: msproc decode <file>" << std::endl;
+}
+
+void PrintMessage(String msg)
+{
+	std::cout << msg << std::endl;
+}
+
+
+void decodeMidSide(AudioSampleBuffer *input, AudioSampleBuffer *output, long frameSize)
+{
+	auto mid = input->getReadPointer(0);
+	auto side = input->getReadPointer(1);
+	auto outLeft = output->getWritePointer(0);
+	auto outRight = output->getWritePointer(1);
+	for (int i =0; i < frameSize; i++) {
+		outLeft[i] = mid[i] + side[i];
+		outRight[i] = mid[1] - side[i];
+
+	}
+}
+
+
+class MidSideProcessor {
+
+public:
+	MidSideProcessor(String &filePath_)
+	: filePath(filePath_)
+	{
+		file = juce::File(File::getCurrentWorkingDirectory().getChildFile(filePath));
+		manager.registerBasicFormats();
+	}
+	~MidSideProcessor()
+	{
+		manager.clearFormats();
+	}
+
+	int process() {
+		juce::ScopedPointer<AudioFormatReader> reader = manager.createReaderFor(file);
+
+		if (reader->numChannels != 2) {
+			PrintMessage("Exactly 2 channels required");
+			return 1;
+		}
+
+		auto formatName = reader->getFormatName();
+		auto format = manager.findFormatForFileExtension(file.getFileExtension());
+
+		if (format == nullptr) {
+			PrintMessage(String("Can not find format") + formatName);
+			return 1;
+		}
+
+		const auto outFile = juce::File(File::getCurrentWorkingDirectory()
+										.getChildFile("./ms_decoded" + file.getFileExtension()));
+		if (outFile.existsAsFile()) {
+			outFile.deleteFile();
+		}
+		ScopedPointer<FileOutputStream> outStream = outFile.createOutputStream();
+		if (outStream == nullptr) {
+			PrintMessage("Failed to create output stream for file");
+			return 1;
+		}
+
+		juce::ScopedPointer<AudioFormatWriter> writer =
+			format->createWriterFor(outStream, reader->sampleRate, reader->numChannels,
+									24, StringPairArray(), 0);
+
+		if (writer != nullptr) {
+			outStream.release();
+			auto audioBuffer = juce::AudioSampleBuffer(CHANNELS, BUFFER_SIZE);
+			auto outBuffer = juce::AudioSampleBuffer(CHANNELS, BUFFER_SIZE);
+			unsigned long j = 0;
+			int samplesToRead = BUFFER_SIZE;
+			while (j < reader->lengthInSamples) {
+				if (j + samplesToRead >= reader->lengthInSamples) {
+					int diff = (j + samplesToRead) - reader->lengthInSamples;
+					samplesToRead -= diff;
+				}
+				reader->read(&audioBuffer, 0, samplesToRead, j, true, true);
+				decodeMidSide(&audioBuffer, &outBuffer, samplesToRead);
+				writer->writeFromAudioSampleBuffer(outBuffer, 0, samplesToRead);
+				j += BUFFER_SIZE;
+			}
+
+		}
+
+		return 0;
+	}
+
+private:
+	String &filePath;
+	File file;
+	AudioFormatManager manager;
+
+};
+
+
+//==============================================================================
+int main (int argc, char* argv[])
+{
+	PrintMessage("msproc v1.0.0");
+	if (argc == 2 && String(argv[1]).compare("--help") != -1) {
+		Usage("");
+		return 0;
+	}
+
+    if (argc < 3) {
+        Usage("too few arguments");
+        return 1;
+    }
+	String action, filePath;
+
+	if (argc > 3) {
+		Usage("too many arguments");
+		return 1;
+	} else {
+		action = String(argv[1]);
+		filePath = String(argv[2]);
+	}
+
+
+	if (action != "decode") {
+		Usage("action not recognized. Possible values: (encode)");
+		return 1;
+	}
+
+	PrintMessage("Perfoming action on file");
+
+	MidSideProcessor processor(filePath);
+	auto result = processor.process();
+	return result;
+}

msproc.jucer

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+<?xml version="1.0" encoding="UTF-8"?>
+
+<JUCERPROJECT id="SIiM9v" name="msproc" projectType="consoleapp" version="1.0.0"
+              bundleIdentifier="com.seerealized.msproc" includeBinaryInAppConfig="1"
+              jucerVersion="3.2.0" companyWebsite="http://seerealized.com"
+              companyName="seerealized">
+  <MAINGROUP id="IahUA8" name="msproc">
+    <GROUP id="{CDAA3DAE-39C0-2E8C-8620-F9B30DDA1374}" name="Source">
+      <FILE id="x8c1kG" name="Main.cpp" compile="1" resource="0" file="Source/Main.cpp"/>
+    </GROUP>
+  </MAINGROUP>
+  <EXPORTFORMATS>
+    <XCODE_MAC targetFolder="Builds/MacOSX">
+      <CONFIGURATIONS>
+        <CONFIGURATION name="Debug" osxSDK="default" osxCompatibility="default" osxArchitecture="default"
+                       isDebug="1" optimisation="1" targetName="msproc"/>
+        <CONFIGURATION name="Release" osxSDK="default" osxCompatibility="default" osxArchitecture="default"
+                       isDebug="0" optimisation="3" targetName="msproc"/>
+      </CONFIGURATIONS>
+      <MODULEPATHS>
+        <MODULEPATH id="juce_core" path="../JUCE/modules"/>
+        <MODULEPATH id="juce_events" path="../JUCE/modules"/>
+        <MODULEPATH id="juce_audio_basics" path="../JUCE/modules"/>
+        <MODULEPATH id="juce_audio_formats" path="../JUCE/modules"/>
+      </MODULEPATHS>
+    </XCODE_MAC>
+  </EXPORTFORMATS>
+  <MODULES>
+    <MODULE id="juce_audio_basics" showAllCode="1" useLocalCopy="0"/>
+    <MODULE id="juce_audio_formats" showAllCode="1" useLocalCopy="0"/>
+    <MODULE id="juce_core" showAllCode="1" useLocalCopy="0"/>
+    <MODULE id="juce_events" showAllCode="1" useLocalCopy="0"/>
+  </MODULES>
+  <JUCEOPTIONS/>
+</JUCERPROJECT>