26b5b19adf
Backed out changeset 134e621d0902 (bug 1673983) Backed out changeset 81601a02d9b7 (bug 1673983) Backed out changeset 72d4bf5b093e (bug 1673983) Backed out changeset 99b2e5c55a25 (bug 1673983)
114 lines
3.6 KiB
C++
114 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 "RenderBufferTextureHostSWGL.h"
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#include "mozilla/gfx/Logging.h"
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#include "mozilla/layers/ImageDataSerializer.h"
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namespace mozilla {
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namespace wr {
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RenderBufferTextureHostSWGL::RenderBufferTextureHostSWGL(
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uint8_t* aBuffer, const layers::BufferDescriptor& aDescriptor)
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: mBuffer(aBuffer), mDescriptor(aDescriptor) {
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MOZ_COUNT_CTOR_INHERITED(RenderBufferTextureHostSWGL, RenderTextureHostSWGL);
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switch (mDescriptor.type()) {
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case layers::BufferDescriptor::TYCbCrDescriptor:
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case layers::BufferDescriptor::TRGBDescriptor:
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MOZ_RELEASE_ASSERT(mBuffer != nullptr);
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break;
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default:
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gfxCriticalError() << "Bad buffer host descriptor "
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<< (int)mDescriptor.type();
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MOZ_CRASH("GFX: Bad descriptor");
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}
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}
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RenderBufferTextureHostSWGL::~RenderBufferTextureHostSWGL() {
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MOZ_COUNT_DTOR_INHERITED(RenderBufferTextureHostSWGL, RenderTextureHostSWGL);
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}
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size_t RenderBufferTextureHostSWGL::GetPlaneCount() const {
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switch (mDescriptor.type()) {
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case layers::BufferDescriptor::TYCbCrDescriptor:
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return 3;
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default:
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return 1;
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}
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}
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gfx::SurfaceFormat RenderBufferTextureHostSWGL::GetFormat() const {
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switch (mDescriptor.type()) {
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case layers::BufferDescriptor::TYCbCrDescriptor:
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return gfx::SurfaceFormat::YUV;
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default:
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return mDescriptor.get_RGBDescriptor().format();
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}
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}
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gfx::ColorDepth RenderBufferTextureHostSWGL::GetColorDepth() const {
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switch (mDescriptor.type()) {
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case layers::BufferDescriptor::TYCbCrDescriptor:
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return mDescriptor.get_YCbCrDescriptor().colorDepth();
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default:
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return gfx::ColorDepth::COLOR_8;
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}
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}
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gfx::YUVColorSpace RenderBufferTextureHostSWGL::GetYUVColorSpace() const {
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switch (mDescriptor.type()) {
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case layers::BufferDescriptor::TYCbCrDescriptor:
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return mDescriptor.get_YCbCrDescriptor().yUVColorSpace();
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default:
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return gfx::YUVColorSpace::UNKNOWN;
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}
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}
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bool RenderBufferTextureHostSWGL::MapPlane(uint8_t aChannelIndex,
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PlaneInfo& aPlaneInfo) {
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switch (mDescriptor.type()) {
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case layers::BufferDescriptor::TYCbCrDescriptor: {
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const layers::YCbCrDescriptor& desc = mDescriptor.get_YCbCrDescriptor();
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switch (aChannelIndex) {
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case 0:
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aPlaneInfo.mData =
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layers::ImageDataSerializer::GetYChannel(mBuffer, desc);
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aPlaneInfo.mStride = desc.yStride();
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aPlaneInfo.mSize = desc.ySize();
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break;
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case 1:
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aPlaneInfo.mData =
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layers::ImageDataSerializer::GetCbChannel(mBuffer, desc);
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aPlaneInfo.mStride = desc.cbCrStride();
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aPlaneInfo.mSize = desc.cbCrSize();
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break;
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case 2:
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aPlaneInfo.mData =
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layers::ImageDataSerializer::GetCrChannel(mBuffer, desc);
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aPlaneInfo.mStride = desc.cbCrStride();
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aPlaneInfo.mSize = desc.cbCrSize();
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break;
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}
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break;
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}
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default: {
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const layers::RGBDescriptor& desc = mDescriptor.get_RGBDescriptor();
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aPlaneInfo.mData = mBuffer;
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aPlaneInfo.mStride = layers::ImageDataSerializer::GetRGBStride(desc);
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aPlaneInfo.mSize = desc.size();
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break;
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}
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}
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return true;
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}
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void RenderBufferTextureHostSWGL::UnmapPlanes() {}
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} // namespace wr
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} // namespace mozilla
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