Adding OSX 0.4.2 files0.4.2

1 files changed, 72 insertions, 0 deletions

diff --git a/Samples/CommonSrc/Platform/OSX_WavPlayer.h b/Samples/CommonSrc/Platform/OSX_WavPlayer.h
new file mode 100644
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+++ b/Samples/CommonSrc/Platform/OSX_WavPlayer.h
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+/************************************************************************************
+
+Filename    :   WavPlayer_OSX.h
+Content     :   An Apple OSX audio handler.
+Created     :   March 5, 2013
+Authors     :   Robotic Arm Software - Peter Hoff, Dan Goodman, Bryan Croteau
+
+Copyright   :   Copyright 2012 Oculus VR, Inc. All Rights reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+************************************************************************************/
+
+#ifndef OVR_WavPlayer_h
+#define OVR_WavPlayer_h
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <AudioToolbox/AudioQueue.h>
+
+#define AUDIO_BUFFERS 4
+
+namespace OVR { namespace OvrPlatform { namespace OSX {
+
+typedef struct AQCallbackStruct
+{
+    AudioQueueRef				Queue;
+    UInt32						FrameCount;
+    AudioQueueBufferRef			Buffers[AUDIO_BUFFERS];
+    AudioStreamBasicDescription DataFormat;
+    UInt32						PlayPtr;
+    UInt32						SampleLen;
+    unsigned char*				PCMBuffer;
+} AQCallbackStruct;
+
+class WavPlayer
+{
+public:
+    WavPlayer(const char* fileName);
+    int PlayAudio();
+private:
+    bool isDataChunk(unsigned char* buffer, int index);
+    int getWord(unsigned char* buffer, int index);
+    short getHalf(unsigned char* buffer, int index);
+    void *LoadPCM(const char *filename, unsigned long *len);
+    int PlayBuffer(void *pcm, unsigned long len);
+    static void aqBufferCallback(void *in, AudioQueueRef inQ, AudioQueueBufferRef outQB);
+
+    short		AudioFormat;
+    short		NumChannels;
+    int			SampleRate;
+    int			ByteRate;
+    short		BlockAlign;
+    short		BitsPerSample;
+    const char* FileName;
+};
+
+}}}
+
+#endif