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Diffstat (limited to 'libs/audioflinger/AudioDumpInterface.h')
-rw-r--r-- | libs/audioflinger/AudioDumpInterface.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/libs/audioflinger/AudioDumpInterface.h b/libs/audioflinger/AudioDumpInterface.h new file mode 100644 index 0000000..732b97d --- /dev/null +++ b/libs/audioflinger/AudioDumpInterface.h @@ -0,0 +1,101 @@ +/* //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 |