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| author | Glenn Kasten <gkasten@google.com> | 2018-04-20 12:44:53 -0700 |
|---|---|---|
| committer | Glenn Kasten <gkasten@google.com> | 2018-04-20 15:22:14 -0700 |
| commit | 7d89710ca315a604be1407d2be78d4a1182db38d (patch) | |
| tree | be7af26b552b423f526a94940d5409cd59551e03 /device-common.mk | |
| parent | 81817de085849a39030c34cdafe7e5c790b36b5d (diff) | |
| download | bonito-7d89710ca315a604be1407d2be78d4a1182db38d.tar.gz | |
Configure crosshatch for audio latency and feature flags
Bug: 77867216
Test: Loopback
Change-Id: Icbaae8be84be79779ee82f27f7ee68aedc2fd228
Diffstat (limited to 'device-common.mk')
| -rw-r--r-- | device-common.mk | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/device-common.mk b/device-common.mk index 3c41f9b1..adbfe966 100644 --- a/device-common.mk +++ b/device-common.mk @@ -36,13 +36,40 @@ PRODUCT_PROPERTY_OVERRIDES += \ persist.audio.fluence.voicerec=false \ ro.config.vc_call_vol_steps=7 +# Bug 77867216 +PRODUCT_PROPERTY_OVERRIDES += audio.adm.buffering.ms=3 +PRODUCT_PROPERTY_OVERRIDES += vendor.audio.adm.buffering.ms=3 +PRODUCT_PROPERTY_OVERRIDES += audio_hal.period_multiplier=2 +PRODUCT_PROPERTY_OVERRIDES += af.fast_track_multiplier=1 + +# MIDI feature +PRODUCT_COPY_FILES += \ + frameworks/native/data/etc/android.software.midi.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/android.software.midi.xml + +# Audio low latency feature +PRODUCT_COPY_FILES += \ + frameworks/native/data/etc/android.hardware.audio.low_latency.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/android.hardware.audio.low_latency.xml + +# Pro audio feature +PRODUCT_COPY_FILES += \ + frameworks/native/data/etc/android.hardware.audio.pro.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/android.hardware.audio.pro.xml + # Enable AAudio MMAP/NOIRQ data path. -# 2 is AAUDIO_POLICY_AUTO so it will try MMAP then fallback to Legacy path. -PRODUCT_PROPERTY_OVERRIDES += \ - aaudio.mmap_policy=2 -# Allow EXCLUSIVE then fall back to SHARED. -PRODUCT_PROPERTY_OVERRIDES += \ - aaudio.mmap_exclusive_policy=2 +# 1 is AAUDIO_POLICY_NEVER means only use Legacy path. +# 2 is AAUDIO_POLICY_AUTO means try MMAP then fallback to Legacy path. +# 3 is AAUDIO_POLICY_ALWAYS means only use MMAP path. +PRODUCT_PROPERTY_OVERRIDES += aaudio.mmap_policy=2 +# 1 is AAUDIO_POLICY_NEVER means only use SHARED mode +# 2 is AAUDIO_POLICY_AUTO means try EXCLUSIVE then fallback to SHARED mode. +# 3 is AAUDIO_POLICY_ALWAYS means only use EXCLUSIVE mode. +PRODUCT_PROPERTY_OVERRIDES += aaudio.mmap_exclusive_policy=2 + +# Increase the apparent size of a hardware burst from 1 msec to 2 msec. +# A "burst" is the number of frames processed at one time. +# That is an increase from 48 to 96 frames at 48000 Hz. +# The DSP will still be bursting at 48 frames but AAudio will think the burst is 96 frames. +# A low number, like 48, might increase power consumption or stress the system. +PRODUCT_PROPERTY_OVERRIDES += aaudio.hw_burst_min_usec=2000 # Set lmkd options PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \ |