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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
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