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author | Glenn Kasten <gkasten@google.com> | 2013-12-17 16:35:48 +0000 |
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committer | Android Git Automerger <android-git-automerger@android.com> | 2013-12-17 16:35:48 +0000 |
commit | 688ca6330a5e7d072f67a1791e464fa7dec08b72 (patch) | |
tree | 876abb6ec32d531ae0f2dd62b5d4d04ed725f9f9 /services/audioflinger/Threads.cpp | |
parent | e175e5ec1636fc638465187f3d5c6166d92388ed (diff) | |
parent | 5c474238bc579224ec8f7267d05651b0aa934100 (diff) | |
download | frameworks_av-688ca6330a5e7d072f67a1791e464fa7dec08b72.zip frameworks_av-688ca6330a5e7d072f67a1791e464fa7dec08b72.tar.gz frameworks_av-688ca6330a5e7d072f67a1791e464fa7dec08b72.tar.bz2 |
am 5c474238: am 5893736d: am a67c7653: Merge "Increase kFastTrackMultiplier from 1 to 2"
* commit '5c474238bc579224ec8f7267d05651b0aa934100':
Increase kFastTrackMultiplier from 1 to 2
Diffstat (limited to 'services/audioflinger/Threads.cpp')
-rw-r--r-- | services/audioflinger/Threads.cpp | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp index 8887b38..35b8575 100644 --- a/services/audioflinger/Threads.cpp +++ b/services/audioflinger/Threads.cpp @@ -135,12 +135,12 @@ static const int kPriorityFastMixer = 3; // IAudioFlinger::createTrack() reports back to client the total size of shared memory area // for the track. The client then sub-divides this into smaller buffers for its use. -// Currently the client uses double-buffering by default, but doesn't tell us about that. -// So for now we just assume that client is double-buffered. -// FIXME It would be better for client to tell AudioFlinger whether it wants double-buffering or -// N-buffering, so AudioFlinger could allocate the right amount of memory. +// Currently the client uses N-buffering by default, but doesn't tell us about the value of N. +// So for now we just assume that client is double-buffered for fast tracks. +// FIXME It would be better for client to tell AudioFlinger the value of N, +// so AudioFlinger could allocate the right amount of memory. // See the client's minBufCount and mNotificationFramesAct calculations for details. -static const int kFastTrackMultiplier = 1; +static const int kFastTrackMultiplier = 2; // ---------------------------------------------------------------------------- @@ -1218,7 +1218,7 @@ sp<AudioFlinger::PlaybackThread::Track> AudioFlinger::PlaybackThread::createTrac ( (tid != -1) && ((frameCount == 0) || - (frameCount >= (mFrameCount * kFastTrackMultiplier))) + (frameCount >= mFrameCount)) ) ) && // PCM data @@ -4800,7 +4800,7 @@ sp<AudioFlinger::RecordThread::RecordTrack> AudioFlinger::RecordThread::createRe ( (tid != -1) && ((frameCount == 0) || - (frameCount >= (mFrameCount * kFastTrackMultiplier))) + (frameCount >= mFrameCount)) ) && // FIXME when record supports non-PCM data, also check for audio_is_linear_pcm(format) // mono or stereo |