diff options
Diffstat (limited to 'media/libmediaplayerservice')
-rw-r--r-- | media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp index aa993a9..9d2f134 100644 --- a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp +++ b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp @@ -83,6 +83,16 @@ const NuPlayer::Renderer::PcmInfo NuPlayer::Renderer::AUDIO_PCMINFO_INITIALIZER // static const int64_t NuPlayer::Renderer::kMinPositionUpdateDelayUs = 100000ll; +static bool sFrameAccurateAVsync = false; + +static void readProperties() { + char value[PROPERTY_VALUE_MAX]; + if (property_get("persist.sys.media.avsync", value, NULL)) { + sFrameAccurateAVsync = + !strcmp("1", value) || !strcasecmp("true", value); + } +} + NuPlayer::Renderer::Renderer( const sp<MediaPlayerBase::AudioSink> &sink, const sp<AMessage> ¬ify, @@ -124,6 +134,7 @@ NuPlayer::Renderer::Renderer( mMediaClock = new MediaClock; mPlaybackRate = mPlaybackSettings.mSpeed; mMediaClock->setPlaybackRate(mPlaybackRate); + readProperties(); } NuPlayer::Renderer::~Renderer() { @@ -1065,6 +1076,11 @@ void NuPlayer::Renderer::postDrainVideoQueue() { ALOGW_IF(delayUs > 500000, "unusually high delayUs: %" PRId64, delayUs); // post 2 display refreshes before rendering is due + // FIXME currently this increases power consumption, so unless frame-accurate + // AV sync is requested, post closer to required render time (at 0.63 vsyncs) + if (!sFrameAccurateAVsync) { + twoVsyncsUs >>= 4; + } msg->post(delayUs > twoVsyncsUs ? delayUs - twoVsyncsUs : 0); mDrainVideoQueuePending = true; @@ -1477,6 +1493,8 @@ void NuPlayer::Renderer::onPause() { } void NuPlayer::Renderer::onResume() { + readProperties(); + if (!mPaused) { return; } |