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Bug 1155498 - Part 5 - Use new FenceHandle to handle Decoder fence. r=sotaro

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--HG--
extra : rebase_source : 07572915abb33e362bbd3e3817fb57e6296ae871
This commit is contained in:
Ethan Lin 2015-05-13 00:38:00 +02:00
parent 7980550521
commit 683fb496b3
3 changed files with 14 additions and 32 deletions
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21
dom/media/omx/MediaCodecReader.cpp
View File

@ -787,16 +787,9 @@ MediaCodecReader::TextureClientRecycleCallback(TextureClient* aClient)
return;
}
#if MOZ_WIDGET_GONK && ANDROID_VERSION >= 17
sp<Fence> fence = aClient->GetReleaseFenceHandle().mFence;
if (fence.get() && fence->isValid()) {
mPendingReleaseItems.AppendElement(ReleaseItem(index, fence));
} else {
mPendingReleaseItems.AppendElement(ReleaseItem(index, nullptr));
}
#else
mPendingReleaseItems.AppendElement(ReleaseItem(index));
#endif
FenceHandle handle = aClient->GetAndResetReleaseFenceHandle();
mPendingReleaseItems.AppendElement(ReleaseItem(index, handle));
mTextureClientIndexes.Remove(aClient);
}
@ -819,13 +812,13 @@ MediaCodecReader::WaitFenceAndReleaseOutputBuffer()
}
for (size_t i = 0; i < releasingItems.Length(); i++) {
if (releasingItems[i].mReleaseFence.IsValid()) {
#if MOZ_WIDGET_GONK && ANDROID_VERSION >= 17
sp<Fence> fence;
fence = releasingItems[i].mReleaseFence;
if (fence.get() && fence->isValid()) {
nsRefPtr<FenceHandle::FdObj> fdObj = releasingItems[i].mReleaseFence.GetAndResetFdObj();
sp<Fence> fence = new Fence(fdObj->GetAndResetFd());
fence->waitForever("MediaCodecReader");
}
#endif
}
if (mVideoTrack.mCodec != nullptr) {
mVideoTrack.mCodec->releaseOutputBuffer(releasingItems[i].mReleaseIndex);
}

12
dom/media/omx/MediaCodecReader.h
View File

@ -439,25 +439,17 @@ private:
int64_t mNextParserPosition;
int64_t mParsedDataLength;
nsAutoPtr<MP3FrameParser> mMP3FrameParser;
#if MOZ_WIDGET_GONK && ANDROID_VERSION >= 17
// mReleaseIndex corresponding to a graphic buffer, and the mReleaseFence is
// the graohic buffer's fence. We must wait for the fence signaled by
// compositor, otherwise we will see the flicker because the HW decoder and
// compositor use the buffer concurrently.
struct ReleaseItem {
ReleaseItem(size_t aIndex, const android::sp<android::Fence>& aFence)
ReleaseItem(size_t aIndex, const FenceHandle& aFence)
: mReleaseIndex(aIndex)
, mReleaseFence(aFence) {}
size_t mReleaseIndex;
android::sp<android::Fence> mReleaseFence;
FenceHandle mReleaseFence;
};
#else
struct ReleaseItem {
ReleaseItem(size_t aIndex)
: mReleaseIndex(aIndex) {}
size_t mReleaseIndex;
};
#endif
nsTArray<ReleaseItem> mPendingReleaseItems;
};

13
dom/media/omx/OmxDecoder.cpp
View File

@ -355,7 +355,7 @@ void OmxDecoder::ReleaseMediaResources() {
GrallocTextureClientOGL* client = static_cast<GrallocTextureClientOGL*>(*it);
client->ClearRecycleCallback();
if (client->GetMediaBuffer()) {
mPendingVideoBuffers.push(BufferItem(client->GetMediaBuffer(), client->GetReleaseFenceHandle()));
mPendingVideoBuffers.push(BufferItem(client->GetMediaBuffer(), client->GetAndResetReleaseFenceHandle()));
}
}
mPendingRecycleTexutreClients.clear();
@ -873,12 +873,9 @@ void OmxDecoder::ReleaseAllPendingVideoBuffersLocked()
MediaBuffer *buffer;
buffer = releasingVideoBuffers[i].mMediaBuffer;
#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
android::sp<Fence> fence;
int fenceFd = -1;
fence = releasingVideoBuffers[i].mReleaseFenceHandle.mFence;
if (fence.get() && fence->isValid()) {
fenceFd = fence->dup();
}
nsRefPtr<FenceHandle::FdObj> fdObj = releasingVideoBuffers.editItemAt(i).mReleaseFenceHandle.GetAndResetFdObj();
int fenceFd = fdObj->GetAndResetFd();
MOZ_ASSERT(buffer->refcount() == 1);
// This code expect MediaBuffer's ref count is 1.
// Return gralloc buffer to ANativeWindow
@ -910,7 +907,7 @@ void OmxDecoder::RecycleCallbackImp(TextureClient* aClient)
mPendingRecycleTexutreClients.erase(aClient);
GrallocTextureClientOGL* client = static_cast<GrallocTextureClientOGL*>(aClient);
if (client->GetMediaBuffer()) {
mPendingVideoBuffers.push(BufferItem(client->GetMediaBuffer(), client->GetReleaseFenceHandle()));
mPendingVideoBuffers.push(BufferItem(client->GetMediaBuffer(), client->GetAndResetReleaseFenceHandle()));
}
}
sp<AMessage> notify =