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author | Ricardo Garcia <rago@google.com> | 2015-04-18 14:47:04 -0700 |
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committer | Ricardo Garcia <rago@google.com> | 2015-04-22 10:57:24 -0700 |
commit | 5a8a95de6dad1a3bcf3da5a37b35766e89086e13 (patch) | |
tree | 64b82016eaef26f51b75470714172c06287c9c56 /services/audioflinger/BufferProviders.h | |
parent | ea44f41bb142555e747cc11382296e94af99d312 (diff) | |
download | frameworks_av-5a8a95de6dad1a3bcf3da5a37b35766e89086e13.zip frameworks_av-5a8a95de6dad1a3bcf3da5a37b35766e89086e13.tar.gz frameworks_av-5a8a95de6dad1a3bcf3da5a37b35766e89086e13.tar.bz2 |
Use AudioPlaybackRate to hold TimestretchBufferProvider parameters
Use this struct to handle the parameters for TimestretchBufferProvider all
across the system.
Add stretch mode and fallback mode to TimestretchBuffer Provider.
Change-Id: I19099924a7003c62e48bb6ead56c785cb129fba2
Diffstat (limited to 'services/audioflinger/BufferProviders.h')
-rw-r--r-- | services/audioflinger/BufferProviders.h | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/services/audioflinger/BufferProviders.h b/services/audioflinger/BufferProviders.h index 42030c0..4970b6c 100644 --- a/services/audioflinger/BufferProviders.h +++ b/services/audioflinger/BufferProviders.h @@ -151,7 +151,8 @@ protected: class TimestretchBufferProvider : public PassthruBufferProvider { public: TimestretchBufferProvider(int32_t channelCount, - audio_format_t format, uint32_t sampleRate, float speed, float pitch); + audio_format_t format, uint32_t sampleRate, + const AudioPlaybackRate &playbackRate); virtual ~TimestretchBufferProvider(); // Overrides AudioBufferProvider methods @@ -161,7 +162,7 @@ public: // Overrides PassthruBufferProvider virtual void reset(); - virtual status_t setPlaybackRate(float speed, float pitch); + virtual status_t setPlaybackRate(const AudioPlaybackRate &playbackRate); // processes frames // dstBuffer is where to place the data @@ -176,15 +177,17 @@ protected: const audio_format_t mFormat; const uint32_t mSampleRate; // const for now (TODO change this) const size_t mFrameSize; - float mSpeed; - float mPitch; + AudioPlaybackRate mPlaybackRate; private: - AudioBufferProvider::Buffer mBuffer; - size_t mLocalBufferFrameCount; - void *mLocalBufferData; - size_t mRemaining; - sonicStream mSonicStream; + AudioBufferProvider::Buffer mBuffer; // for upstream request + size_t mLocalBufferFrameCount; // size of local buffer + void *mLocalBufferData; // internally allocated buffer for data returned + // to caller + size_t mRemaining; // remaining data in local buffer + sonicStream mSonicStream; // handle to sonic timestretch object + //FIXME: this dependency should be abstracted out + bool mFallbackFailErrorShown; // log fallback error only once }; // ---------------------------------------------------------------------------- |