Initial Contribution
diff --git a/libs/audioflinger/AudioDumpInterface.h b/libs/audioflinger/AudioDumpInterface.h
new file mode 100644
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+++ b/libs/audioflinger/AudioDumpInterface.h
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+/* //device/servers/AudioFlinger/AudioDumpInterface.h
+**
+** Copyright 2008, The Android Open Source Project
+**
+** 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 ANDROID_AUDIO_DUMP_INTERFACE_H
+#define ANDROID_AUDIO_DUMP_INTERFACE_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <hardware/AudioHardwareInterface.h>
+
+namespace android {
+
+#define FLINGER_DUMP_NAME "/tmp/FlingerOut.pcm" // name of file used for dump
+
+class AudioStreamOutDump : public AudioStreamOut {
+public:
+ AudioStreamOutDump( AudioStreamOut* FinalStream);
+ virtual ssize_t write(const void* buffer, size_t bytes);
+
+ virtual uint32_t sampleRate() const { return mFinalStream->sampleRate(); }
+ virtual size_t bufferSize() const { return mFinalStream->bufferSize(); }
+ virtual int channelCount() const { return mFinalStream->channelCount(); }
+ virtual int format() const { return mFinalStream->format(); }
+ virtual status_t setVolume(float volume)
+ { return mFinalStream->setVolume(volume); }
+ virtual status_t dump(int fd, const Vector<String16>& args) { return mFinalStream->dump(fd, args); }
+ void Close(void);
+
+private:
+ AudioStreamOut *mFinalStream;
+ FILE *mOutFile; // output file
+};
+
+
+class AudioDumpInterface : public AudioHardwareInterface
+{
+
+public:
+ AudioDumpInterface(AudioHardwareInterface* hw);
+ virtual status_t standby();
+ virtual AudioStreamOut* openOutputStream(
+ int format=0,
+ int channelCount=0,
+ uint32_t sampleRate=0);
+
+ virtual ~AudioDumpInterface()
+ {delete mFinalInterface;}
+ virtual status_t initCheck()
+ {return mFinalInterface->initCheck();}
+ virtual status_t setVoiceVolume(float volume)
+ {return mFinalInterface->setVoiceVolume(volume);}
+ virtual status_t setMasterVolume(float volume)
+ {return mFinalInterface->setMasterVolume(volume);}
+
+ virtual status_t setRouting(int mode, uint32_t routes)
+ {return mFinalInterface->setRouting(mode, routes);}
+ virtual status_t getRouting(int mode, uint32_t* routes)
+ {return mFinalInterface->getRouting(mode, routes);}
+ virtual status_t getMode(int* mode)
+ {return mFinalInterface->getMode(mode);}
+
+ // mic mute
+ virtual status_t setMicMute(bool state)
+ {return mFinalInterface->setMicMute(state);}
+ virtual status_t getMicMute(bool* state)
+ {return mFinalInterface->getMicMute(state);}
+
+ virtual status_t setParameter(const char* key, const char* value)
+ {return mFinalInterface->setParameter(key, value);}
+
+ virtual AudioStreamIn* openInputStream( int format, int channelCount, uint32_t sampleRate)
+ {return mFinalInterface->openInputStream( format, channelCount, sampleRate);}
+
+ virtual status_t dump(int fd, const Vector<String16>& args) { return mFinalInterface->dumpState(fd, args); }
+
+protected:
+ virtual status_t doRouting() {return 0;}
+
+ AudioHardwareInterface *mFinalInterface;
+ AudioStreamOutDump *mStreamOut;
+
+};
+
+}; // namespace android
+
+#endif // ANDROID_AUDIO_DUMP_INTERFACE_H