mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
229 lines
6.0 KiB
C++
229 lines
6.0 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 "GMPContentChild.h"
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#include "GMPChild.h"
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#include "GMPAudioDecoderChild.h"
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#include "GMPDecryptorChild.h"
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#include "GMPVideoDecoderChild.h"
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#include "GMPVideoEncoderChild.h"
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namespace mozilla {
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namespace gmp {
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GMPContentChild::GMPContentChild(GMPChild* aChild)
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: mGMPChild(aChild)
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{
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MOZ_COUNT_CTOR(GMPContentChild);
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}
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GMPContentChild::~GMPContentChild()
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{
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MOZ_COUNT_DTOR(GMPContentChild);
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XRE_GetIOMessageLoop()->PostTask(FROM_HERE,
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new DeleteTask<Transport>(GetTransport()));
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}
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MessageLoop*
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GMPContentChild::GMPMessageLoop()
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{
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return mGMPChild->GMPMessageLoop();
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}
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void
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GMPContentChild::CheckThread()
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{
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MOZ_ASSERT(mGMPChild->mGMPMessageLoop == MessageLoop::current());
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}
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void
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GMPContentChild::ActorDestroy(ActorDestroyReason aWhy)
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{
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mGMPChild->GMPContentChildActorDestroy(this);
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}
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void
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GMPContentChild::ProcessingError(Result aCode, const char* aReason)
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{
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mGMPChild->ProcessingError(aCode, aReason);
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}
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PGMPAudioDecoderChild*
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GMPContentChild::AllocPGMPAudioDecoderChild()
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{
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return new GMPAudioDecoderChild(this);
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}
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bool
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GMPContentChild::DeallocPGMPAudioDecoderChild(PGMPAudioDecoderChild* aActor)
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{
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delete aActor;
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return true;
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}
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PGMPDecryptorChild*
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GMPContentChild::AllocPGMPDecryptorChild()
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{
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GMPDecryptorChild* actor = new GMPDecryptorChild(this,
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mGMPChild->mPluginVoucher,
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mGMPChild->mSandboxVoucher);
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actor->AddRef();
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return actor;
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}
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bool
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GMPContentChild::DeallocPGMPDecryptorChild(PGMPDecryptorChild* aActor)
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{
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static_cast<GMPDecryptorChild*>(aActor)->Release();
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return true;
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}
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PGMPVideoDecoderChild*
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GMPContentChild::AllocPGMPVideoDecoderChild()
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{
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GMPVideoDecoderChild* actor = new GMPVideoDecoderChild(this);
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actor->AddRef();
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return actor;
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}
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bool
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GMPContentChild::DeallocPGMPVideoDecoderChild(PGMPVideoDecoderChild* aActor)
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{
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static_cast<GMPVideoDecoderChild*>(aActor)->Release();
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return true;
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}
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PGMPVideoEncoderChild*
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GMPContentChild::AllocPGMPVideoEncoderChild()
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{
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GMPVideoEncoderChild* actor = new GMPVideoEncoderChild(this);
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actor->AddRef();
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return actor;
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}
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bool
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GMPContentChild::DeallocPGMPVideoEncoderChild(PGMPVideoEncoderChild* aActor)
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{
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static_cast<GMPVideoEncoderChild*>(aActor)->Release();
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return true;
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}
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bool
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GMPContentChild::RecvPGMPDecryptorConstructor(PGMPDecryptorChild* aActor)
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{
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GMPDecryptorChild* child = static_cast<GMPDecryptorChild*>(aActor);
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GMPDecryptorHost* host = static_cast<GMPDecryptorHost*>(child);
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void* session = nullptr;
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GMPErr err = mGMPChild->GetAPI(GMP_API_DECRYPTOR, host, &session);
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if (err != GMPNoErr || !session) {
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// We Adapt the previous GMPDecryptor version to the current, so that
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// Gecko thinks it's only talking to the current version. Helpfully,
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// v7 is ABI compatible with v8, it only has different enumerations.
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// If the GMP uses a v8-only enum value in an IPDL message, the IPC
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// layer will terminate, so we rev'd the API version to signal to the
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// GMP that it's safe to use the new enum values.
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err = mGMPChild->GetAPI(GMP_API_DECRYPTOR_BACKWARDS_COMPAT, host, &session);
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if (err != GMPNoErr || !session) {
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return false;
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}
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}
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child->Init(static_cast<GMPDecryptor*>(session));
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return true;
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}
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bool
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GMPContentChild::RecvPGMPAudioDecoderConstructor(PGMPAudioDecoderChild* aActor)
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{
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auto vdc = static_cast<GMPAudioDecoderChild*>(aActor);
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void* vd = nullptr;
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GMPErr err = mGMPChild->GetAPI(GMP_API_AUDIO_DECODER, &vdc->Host(), &vd);
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if (err != GMPNoErr || !vd) {
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return false;
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}
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vdc->Init(static_cast<GMPAudioDecoder*>(vd));
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return true;
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}
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bool
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GMPContentChild::RecvPGMPVideoDecoderConstructor(PGMPVideoDecoderChild* aActor)
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{
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auto vdc = static_cast<GMPVideoDecoderChild*>(aActor);
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void* vd = nullptr;
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GMPErr err = mGMPChild->GetAPI(GMP_API_VIDEO_DECODER, &vdc->Host(), &vd);
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if (err != GMPNoErr || !vd) {
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NS_WARNING("GMPGetAPI call failed trying to construct decoder.");
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return false;
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}
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vdc->Init(static_cast<GMPVideoDecoder*>(vd));
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return true;
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}
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bool
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GMPContentChild::RecvPGMPVideoEncoderConstructor(PGMPVideoEncoderChild* aActor)
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{
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auto vec = static_cast<GMPVideoEncoderChild*>(aActor);
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void* ve = nullptr;
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GMPErr err = mGMPChild->GetAPI(GMP_API_VIDEO_ENCODER, &vec->Host(), &ve);
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if (err != GMPNoErr || !ve) {
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NS_WARNING("GMPGetAPI call failed trying to construct encoder.");
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return false;
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}
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vec->Init(static_cast<GMPVideoEncoder*>(ve));
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return true;
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}
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void
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GMPContentChild::CloseActive()
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{
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// Invalidate and remove any remaining API objects.
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const ManagedContainer<PGMPAudioDecoderChild>& audioDecoders =
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ManagedPGMPAudioDecoderChild();
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for (auto iter = audioDecoders.ConstIter(); !iter.Done(); iter.Next()) {
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iter.Get()->GetKey()->SendShutdown();
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}
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const ManagedContainer<PGMPDecryptorChild>& decryptors =
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ManagedPGMPDecryptorChild();
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for (auto iter = decryptors.ConstIter(); !iter.Done(); iter.Next()) {
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iter.Get()->GetKey()->SendShutdown();
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}
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const ManagedContainer<PGMPVideoDecoderChild>& videoDecoders =
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ManagedPGMPVideoDecoderChild();
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for (auto iter = videoDecoders.ConstIter(); !iter.Done(); iter.Next()) {
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iter.Get()->GetKey()->SendShutdown();
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}
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const ManagedContainer<PGMPVideoEncoderChild>& videoEncoders =
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ManagedPGMPVideoEncoderChild();
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for (auto iter = videoEncoders.ConstIter(); !iter.Done(); iter.Next()) {
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iter.Get()->GetKey()->SendShutdown();
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}
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}
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bool
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GMPContentChild::IsUsed()
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{
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return !ManagedPGMPAudioDecoderChild().IsEmpty() ||
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!ManagedPGMPDecryptorChild().IsEmpty() ||
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!ManagedPGMPVideoDecoderChild().IsEmpty() ||
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!ManagedPGMPVideoEncoderChild().IsEmpty();
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}
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} // namespace gmp
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} // namespace mozilla
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