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Diffstat (limited to 'services/audioflinger/AudioResamplerSinc.h')
-rw-r--r--services/audioflinger/AudioResamplerSinc.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/services/audioflinger/AudioResamplerSinc.h b/services/audioflinger/AudioResamplerSinc.h
index 25fc025..09c6866 100644
--- a/services/audioflinger/AudioResamplerSinc.h
+++ b/services/audioflinger/AudioResamplerSinc.h
@@ -44,18 +44,21 @@ public:
private:
void init();
+ virtual void setVolume(int16_t left, int16_t right);
+
template<int CHANNELS>
void resample(int32_t* out, size_t outFrameCount,
AudioBufferProvider* provider);
template<int CHANNELS>
inline void filterCoefficient(
- int32_t& l, int32_t& r, uint32_t phase, const int16_t *samples);
+ int32_t* out, uint32_t phase, const int16_t *samples, uint32_t vRL);
template<int CHANNELS>
inline void interpolate(
int32_t& l, int32_t& r,
- const int32_t* coefs, int16_t lerp, const int16_t* samples);
+ const int32_t* coefs, size_t offset,
+ int32_t lerp, const int16_t* samples);
template<int CHANNELS>
inline void read(int16_t*& impulse, uint32_t& phaseFraction,
@@ -64,6 +67,7 @@ private:
int16_t *mState;
int16_t *mImpulse;
int16_t *mRingFull;
+ int32_t mVolumeSIMD[2];
const int32_t * mFirCoefs;
static const int32_t mFirCoefsDown[];
@@ -71,17 +75,14 @@ private:
// ----------------------------------------------------------------------------
static const int32_t RESAMPLE_FIR_NUM_COEF = 8;
- static const int32_t RESAMPLE_FIR_LERP_INT_BITS = 4;
+ static const int32_t RESAMPLE_FIR_LERP_INT_BITS = 7;
struct Constants {
- // we have 16 coefs samples per zero-crossing
int coefsBits;
int cShift;
uint32_t cMask;
-
int pShift;
uint32_t pMask;
-
// number of zero-crossing on each side
unsigned int halfNumCoefs;
};