зеркало из https://github.com/mozilla/gecko-dev.git
97 строки
2.5 KiB
C++
97 строки
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "GMPVideoHost.h"
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#include "mozilla/Assertions.h"
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#include "GMPVideoi420FrameImpl.h"
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#include "GMPVideoEncodedFrameImpl.h"
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namespace mozilla {
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namespace gmp {
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GMPVideoHostImpl::GMPVideoHostImpl(GMPSharedMemManager* aSharedMemMgr)
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: mSharedMemMgr(aSharedMemMgr) {}
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GMPVideoHostImpl::~GMPVideoHostImpl() = default;
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GMPErr GMPVideoHostImpl::CreateFrame(GMPVideoFrameFormat aFormat,
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GMPVideoFrame** aFrame) {
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if (!mSharedMemMgr) {
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return GMPGenericErr;
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}
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if (!aFrame) {
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return GMPGenericErr;
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}
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*aFrame = nullptr;
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switch (aFormat) {
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case kGMPI420VideoFrame:
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*aFrame = new GMPVideoi420FrameImpl(this);
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return GMPNoErr;
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case kGMPEncodedVideoFrame:
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*aFrame = new GMPVideoEncodedFrameImpl(this);
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return GMPNoErr;
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default:
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MOZ_ASSERT_UNREACHABLE("Unknown frame format!");
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}
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return GMPGenericErr;
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}
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GMPErr GMPVideoHostImpl::CreatePlane(GMPPlane** aPlane) {
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if (!mSharedMemMgr) {
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return GMPGenericErr;
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}
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if (!aPlane) {
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return GMPGenericErr;
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}
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*aPlane = nullptr;
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auto p = new GMPPlaneImpl(this);
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*aPlane = p;
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return GMPNoErr;
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}
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GMPSharedMemManager* GMPVideoHostImpl::SharedMemMgr() { return mSharedMemMgr; }
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// XXX This should merge with ActorDestroyed
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void GMPVideoHostImpl::DoneWithAPI() { ActorDestroyed(); }
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void GMPVideoHostImpl::ActorDestroyed() {
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for (uint32_t i = mPlanes.Length(); i > 0; i--) {
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mPlanes[i - 1]->DoneWithAPI();
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mPlanes.RemoveElementAt(i - 1);
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}
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for (uint32_t i = mEncodedFrames.Length(); i > 0; i--) {
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mEncodedFrames[i - 1]->DoneWithAPI();
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mEncodedFrames.RemoveElementAt(i - 1);
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}
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mSharedMemMgr = nullptr;
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}
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void GMPVideoHostImpl::PlaneCreated(GMPPlaneImpl* aPlane) {
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mPlanes.AppendElement(aPlane);
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}
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void GMPVideoHostImpl::PlaneDestroyed(GMPPlaneImpl* aPlane) {
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MOZ_ALWAYS_TRUE(mPlanes.RemoveElement(aPlane));
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}
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void GMPVideoHostImpl::EncodedFrameCreated(
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GMPVideoEncodedFrameImpl* aEncodedFrame) {
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mEncodedFrames.AppendElement(aEncodedFrame);
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}
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void GMPVideoHostImpl::EncodedFrameDestroyed(GMPVideoEncodedFrameImpl* aFrame) {
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MOZ_ALWAYS_TRUE(mEncodedFrames.RemoveElement(aFrame));
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}
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} // namespace gmp
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} // namespace mozilla
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