diff options
Diffstat (limited to 'services/audioflinger/AudioFlinger.h')
| -rw-r--r-- | services/audioflinger/AudioFlinger.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h index 19b1732..1ccef24 100644 --- a/services/audioflinger/AudioFlinger.h +++ b/services/audioflinger/AudioFlinger.h @@ -50,6 +50,8 @@ #include <media/AudioBufferProvider.h> #include <media/ExtendedAudioBufferProvider.h> + +#include "FastCapture.h" #include "FastMixer.h" #include <media/nbaio/NBAIO.h> #include "AudioWatchdog.h" @@ -323,6 +325,24 @@ private: audio_devices_t devices); void purgeStaleEffects_l(); + // Set kEnableExtendedPrecision to true to use extended precision in MixerThread + static const bool kEnableExtendedPrecision = false; + + // Returns true if format is permitted for the PCM sink in the MixerThread + static inline bool isValidPcmSinkFormat(audio_format_t format) { + switch (format) { + case AUDIO_FORMAT_PCM_16_BIT: + return true; + case AUDIO_FORMAT_PCM_FLOAT: + case AUDIO_FORMAT_PCM_24_BIT_PACKED: + case AUDIO_FORMAT_PCM_32_BIT: + case AUDIO_FORMAT_PCM_8_24_BIT: + return kEnableExtendedPrecision; + default: + return false; + } + } + // standby delay for MIXER and DUPLICATING playback threads is read from property // ro.audio.flinger_standbytime_ms or defaults to kDefaultStandbyTimeInNsecs static nsecs_t mStandbyTimeInNsecs; @@ -690,6 +710,9 @@ private: nsecs_t mGlobalEffectEnableTime; // when a global effect was last enabled sp<PatchPanel> mPatchPanel; + + uint32_t mPrimaryOutputSampleRate; // sample rate of the primary output, or zero if none + // protected by mHardwareLock }; #undef INCLUDING_FROM_AUDIOFLINGER_H |