Loading cmds/stagefright/SineSource.h +2 −1 Original line number Diff line number Diff line Loading @@ -3,6 +3,7 @@ #define SINE_SOURCE_H_ #include <media/stagefright/MediaSource.h> #include <utils/Compat.h> namespace android { Loading @@ -24,7 +25,7 @@ protected: private: enum { kBufferSize = 8192 }; static const double kFrequency = 500.0; static const CONSTEXPR double kFrequency = 500.0; bool mStarted; int32_t mSampleRate; Loading include/media/ToneGenerator.h +5 −4 Original line number Diff line number Diff line Loading @@ -17,11 +17,12 @@ #ifndef ANDROID_TONEGENERATOR_H_ #define ANDROID_TONEGENERATOR_H_ #include <utils/RefBase.h> #include <utils/KeyedVector.h> #include <utils/threads.h> #include <media/AudioSystem.h> #include <media/AudioTrack.h> #include <utils/Compat.h> #include <utils/KeyedVector.h> #include <utils/RefBase.h> #include <utils/threads.h> namespace android { Loading Loading @@ -207,7 +208,7 @@ private: static const unsigned int TONEGEN_MAX_WAVES = 3; // Maximun number of sine waves in a tone segment static const unsigned int TONEGEN_MAX_SEGMENTS = 12; // Maximun number of segments in a tone descriptor static const unsigned int TONEGEN_INF = 0xFFFFFFFF; // Represents infinite time duration static const float TONEGEN_GAIN = 0.9; // Default gain passed to WaveGenerator(). static const CONSTEXPR float TONEGEN_GAIN = 0.9; // Default gain passed to WaveGenerator(). // ToneDescriptor class contains all parameters needed to generate a tone: // - The array waveFreq[]: Loading services/audioflinger/AudioMixer.h +6 −6 Original line number Diff line number Diff line Loading @@ -21,15 +21,15 @@ #include <stdint.h> #include <sys/types.h> #include <hardware/audio_effect.h> #include <media/AudioBufferProvider.h> #include <media/nbaio/NBLog.h> #include <system/audio.h> #include <utils/Compat.h> #include <utils/threads.h> #include <media/AudioBufferProvider.h> #include "AudioResampler.h" #include <hardware/audio_effect.h> #include <system/audio.h> #include <media/nbaio/NBLog.h> // FIXME This is actually unity gain, which might not be max in future, expressed in U.12 #define MAX_GAIN_INT AudioMixer::UNITY_GAIN_INT Loading Loading @@ -58,7 +58,7 @@ public: static const uint32_t MAX_NUM_CHANNELS_TO_DOWNMIX = AUDIO_CHANNEL_COUNT_MAX; static const uint16_t UNITY_GAIN_INT = 0x1000; static const float UNITY_GAIN_FLOAT = 1.0f; static const CONSTEXPR float UNITY_GAIN_FLOAT = 1.0f; enum { // names Loading services/audioflinger/AudioResampler.h +3 −1 Original line number Diff line number Diff line Loading @@ -19,7 +19,9 @@ #include <stdint.h> #include <sys/types.h> #include <cutils/compiler.h> #include <utils/Compat.h> #include <media/AudioBufferProvider.h> #include <system/audio.h> Loading Loading @@ -47,7 +49,7 @@ public: DYN_HIGH_QUALITY=7, }; static const float UNITY_GAIN_FLOAT = 1.0f; static const CONSTEXPR float UNITY_GAIN_FLOAT = 1.0f; static AudioResampler* create(audio_format_t format, int inChannelCount, int32_t sampleRate, src_quality quality=DEFAULT_QUALITY); Loading services/audioflinger/AudioResamplerFirGen.h +6 −4 Original line number Diff line number Diff line Loading @@ -17,6 +17,8 @@ #ifndef ANDROID_AUDIO_RESAMPLER_FIR_GEN_H #define ANDROID_AUDIO_RESAMPLER_FIR_GEN_H #include "utils/Compat.h" namespace android { /* Loading Loading @@ -187,22 +189,22 @@ static inline int64_t toint(double x, int64_t maxval) { template <int N> struct I0Term { static const double value = I0Term<N-1>::value / (4. * N * N); static const CONSTEXPR double value = I0Term<N-1>::value / (4. * N * N); }; template <> struct I0Term<0> { static const double value = 1.; static const CONSTEXPR double value = 1.; }; template <int N> struct I0ATerm { static const double value = I0ATerm<N-1>::value * (2.*N-1.) * (2.*N-1.) / (8. * N); static const CONSTEXPR double value = I0ATerm<N-1>::value * (2.*N-1.) * (2.*N-1.) / (8. * N); }; template <> struct I0ATerm<0> { // 1/sqrt(2*PI); static const double value = 0.398942280401432677939946059934381868475858631164934657665925; static const CONSTEXPR double value = 0.398942280401432677939946059934381868475858631164934657665925; }; #if USE_HORNERS_METHOD Loading Loading
cmds/stagefright/SineSource.h +2 −1 Original line number Diff line number Diff line Loading @@ -3,6 +3,7 @@ #define SINE_SOURCE_H_ #include <media/stagefright/MediaSource.h> #include <utils/Compat.h> namespace android { Loading @@ -24,7 +25,7 @@ protected: private: enum { kBufferSize = 8192 }; static const double kFrequency = 500.0; static const CONSTEXPR double kFrequency = 500.0; bool mStarted; int32_t mSampleRate; Loading
include/media/ToneGenerator.h +5 −4 Original line number Diff line number Diff line Loading @@ -17,11 +17,12 @@ #ifndef ANDROID_TONEGENERATOR_H_ #define ANDROID_TONEGENERATOR_H_ #include <utils/RefBase.h> #include <utils/KeyedVector.h> #include <utils/threads.h> #include <media/AudioSystem.h> #include <media/AudioTrack.h> #include <utils/Compat.h> #include <utils/KeyedVector.h> #include <utils/RefBase.h> #include <utils/threads.h> namespace android { Loading Loading @@ -207,7 +208,7 @@ private: static const unsigned int TONEGEN_MAX_WAVES = 3; // Maximun number of sine waves in a tone segment static const unsigned int TONEGEN_MAX_SEGMENTS = 12; // Maximun number of segments in a tone descriptor static const unsigned int TONEGEN_INF = 0xFFFFFFFF; // Represents infinite time duration static const float TONEGEN_GAIN = 0.9; // Default gain passed to WaveGenerator(). static const CONSTEXPR float TONEGEN_GAIN = 0.9; // Default gain passed to WaveGenerator(). // ToneDescriptor class contains all parameters needed to generate a tone: // - The array waveFreq[]: Loading
services/audioflinger/AudioMixer.h +6 −6 Original line number Diff line number Diff line Loading @@ -21,15 +21,15 @@ #include <stdint.h> #include <sys/types.h> #include <hardware/audio_effect.h> #include <media/AudioBufferProvider.h> #include <media/nbaio/NBLog.h> #include <system/audio.h> #include <utils/Compat.h> #include <utils/threads.h> #include <media/AudioBufferProvider.h> #include "AudioResampler.h" #include <hardware/audio_effect.h> #include <system/audio.h> #include <media/nbaio/NBLog.h> // FIXME This is actually unity gain, which might not be max in future, expressed in U.12 #define MAX_GAIN_INT AudioMixer::UNITY_GAIN_INT Loading Loading @@ -58,7 +58,7 @@ public: static const uint32_t MAX_NUM_CHANNELS_TO_DOWNMIX = AUDIO_CHANNEL_COUNT_MAX; static const uint16_t UNITY_GAIN_INT = 0x1000; static const float UNITY_GAIN_FLOAT = 1.0f; static const CONSTEXPR float UNITY_GAIN_FLOAT = 1.0f; enum { // names Loading
services/audioflinger/AudioResampler.h +3 −1 Original line number Diff line number Diff line Loading @@ -19,7 +19,9 @@ #include <stdint.h> #include <sys/types.h> #include <cutils/compiler.h> #include <utils/Compat.h> #include <media/AudioBufferProvider.h> #include <system/audio.h> Loading Loading @@ -47,7 +49,7 @@ public: DYN_HIGH_QUALITY=7, }; static const float UNITY_GAIN_FLOAT = 1.0f; static const CONSTEXPR float UNITY_GAIN_FLOAT = 1.0f; static AudioResampler* create(audio_format_t format, int inChannelCount, int32_t sampleRate, src_quality quality=DEFAULT_QUALITY); Loading
services/audioflinger/AudioResamplerFirGen.h +6 −4 Original line number Diff line number Diff line Loading @@ -17,6 +17,8 @@ #ifndef ANDROID_AUDIO_RESAMPLER_FIR_GEN_H #define ANDROID_AUDIO_RESAMPLER_FIR_GEN_H #include "utils/Compat.h" namespace android { /* Loading Loading @@ -187,22 +189,22 @@ static inline int64_t toint(double x, int64_t maxval) { template <int N> struct I0Term { static const double value = I0Term<N-1>::value / (4. * N * N); static const CONSTEXPR double value = I0Term<N-1>::value / (4. * N * N); }; template <> struct I0Term<0> { static const double value = 1.; static const CONSTEXPR double value = 1.; }; template <int N> struct I0ATerm { static const double value = I0ATerm<N-1>::value * (2.*N-1.) * (2.*N-1.) / (8. * N); static const CONSTEXPR double value = I0ATerm<N-1>::value * (2.*N-1.) * (2.*N-1.) / (8. * N); }; template <> struct I0ATerm<0> { // 1/sqrt(2*PI); static const double value = 0.398942280401432677939946059934381868475858631164934657665925; static const CONSTEXPR double value = 0.398942280401432677939946059934381868475858631164934657665925; }; #if USE_HORNERS_METHOD Loading