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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "RenderTextureHost.h"
#include "GLContext.h"
#include "mozilla/layers/CompositorThread.h"
#include "mozilla/layers/TextureHost.h"
#include "RenderThread.h"
namespace mozilla {
namespace wr {
void ActivateBindAndTexParameteri(gl::GLContext* aGL, GLenum aActiveTexture,
GLenum aBindTarget, GLuint aBindTexture) {
aGL->fActiveTexture(aActiveTexture);
aGL->fBindTexture(aBindTarget, aBindTexture);
// Initialize the mip filters to linear by default.
aGL->fTexParameteri(aBindTarget, LOCAL_GL_TEXTURE_MIN_FILTER,
LOCAL_GL_LINEAR);
aGL->fTexParameteri(aBindTarget, LOCAL_GL_TEXTURE_MAG_FILTER,
LOCAL_GL_LINEAR);
}
RenderTextureHost::RenderTextureHost() : mIsFromDRMSource(false) {
MOZ_COUNT_CTOR(RenderTextureHost);
}
RenderTextureHost::~RenderTextureHost() {
MOZ_ASSERT(RenderThread::IsInRenderThread());
MOZ_COUNT_DTOR(RenderTextureHost);
}
wr::WrExternalImage RenderTextureHost::Lock(uint8_t aChannelIndex,
gl::GLContext* aGL) {
return InvalidToWrExternalImage();
}
wr::WrExternalImage RenderTextureHost::LockSWGL(uint8_t aChannelIndex,
void* aContext,
RenderCompositor* aCompositor) {
return InvalidToWrExternalImage();
}
RefPtr<layers::TextureSource> RenderTextureHost::CreateTextureSource(
layers::TextureSourceProvider* aProvider) {
return nullptr;
}
void RenderTextureHost::Destroy() {
MOZ_ASSERT_UNREACHABLE("unexpected to be called");
}
RefPtr<RenderTextureHostUsageInfo> RenderTextureHost::GetOrMergeUsageInfo(
const MutexAutoLock& aProofOfMapLock,
RefPtr<RenderTextureHostUsageInfo> aUsageInfo) {
MOZ_ASSERT(layers::CompositorThreadHolder::IsInCompositorThread());
if (mRenderTextureHostUsageInfo && aUsageInfo) {
if (mRenderTextureHostUsageInfo == aUsageInfo) {
return mRenderTextureHostUsageInfo;
}
// Merge 2 RenderTextureHostUsageInfos to one RenderTextureHostUsageInfo.
const bool overlayDisabled =
mRenderTextureHostUsageInfo->VideoOverlayDisabled() ||
aUsageInfo->VideoOverlayDisabled();
// If mRenderTextureHostUsageInfo and aUsageInfo are different objects, keep
// the older one.
RefPtr<RenderTextureHostUsageInfo> usageInfo = [&]() {
if (aUsageInfo->mCreationTimeStamp <
mRenderTextureHostUsageInfo->mCreationTimeStamp) {
return aUsageInfo;
}
return mRenderTextureHostUsageInfo;
}();
// Merge info.
if (overlayDisabled) {
usageInfo->DisableVideoOverlay();
}
mRenderTextureHostUsageInfo = usageInfo;
} else if (aUsageInfo && !mRenderTextureHostUsageInfo) {
mRenderTextureHostUsageInfo = aUsageInfo;
}
if (!mRenderTextureHostUsageInfo) {
MOZ_ASSERT(!aUsageInfo);
mRenderTextureHostUsageInfo = new RenderTextureHostUsageInfo;
}
MOZ_ASSERT(mRenderTextureHostUsageInfo);
MOZ_ASSERT_IF(aUsageInfo && aUsageInfo->VideoOverlayDisabled(),
mRenderTextureHostUsageInfo->VideoOverlayDisabled());
return mRenderTextureHostUsageInfo;
}
RefPtr<RenderTextureHostUsageInfo> RenderTextureHost::GetTextureHostUsageInfo(
const MutexAutoLock& aProofOfMapLock) {
MOZ_ASSERT(RenderThread::IsInRenderThread());
return mRenderTextureHostUsageInfo;
}
} // namespace wr
} // namespace mozilla