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// Copyright 2021 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "dawn/tests/end2end/VideoViewsTests.h"
#include <utility>
#include "dawn/common/Math.h"
#include "dawn/utils/ComboRenderPipelineDescriptor.h"
#include "dawn/utils/TestUtils.h"
#include "dawn/utils/TextureUtils.h"
#include "dawn/utils/WGPUHelpers.h"
namespace dawn {
VideoViewsTestBackend::PlatformTexture::PlatformTexture(wgpu::Texture&& texture)
: wgpuTexture(texture) {}
VideoViewsTestBackend::PlatformTexture::~PlatformTexture() = default;
VideoViewsTestBackend::~VideoViewsTestBackend() = default;
constexpr std::array<utils::RGBA8, 2> VideoViewsTestsBase::kYellowYUVColor;
constexpr std::array<utils::RGBA8, 2> VideoViewsTestsBase::kWhiteYUVColor;
constexpr std::array<utils::RGBA8, 2> VideoViewsTestsBase::kBlueYUVColor;
constexpr std::array<utils::RGBA8, 2> VideoViewsTestsBase::kRedYUVColor;
void VideoViewsTestsBase::SetUp() {
DawnTestWithParams<Params>::SetUp();
DAWN_TEST_UNSUPPORTED_IF(UsesWire());
DAWN_TEST_UNSUPPORTED_IF(!IsMultiPlanarFormatsSupported());
}
std::vector<wgpu::FeatureName> VideoViewsTestsBase::GetRequiredFeatures() {
std::vector<wgpu::FeatureName> requiredFeatures = {};
mIsMultiPlanarFormatsSupported = SupportsFeatures({wgpu::FeatureName::DawnMultiPlanarFormats});
if (mIsMultiPlanarFormatsSupported) {
requiredFeatures.push_back(wgpu::FeatureName::DawnMultiPlanarFormats);
}
mIsMultiPlanarFormatP010Supported =
SupportsFeatures({wgpu::FeatureName::MultiPlanarFormatP010});
if (mIsMultiPlanarFormatP010Supported) {
requiredFeatures.push_back(wgpu::FeatureName::MultiPlanarFormatP010);
}
mIsNorm16TextureFormatsSupported = SupportsFeatures({wgpu::FeatureName::Norm16TextureFormats});
if (mIsNorm16TextureFormatsSupported) {
requiredFeatures.push_back(wgpu::FeatureName::Norm16TextureFormats);
}
requiredFeatures.push_back(wgpu::FeatureName::DawnInternalUsages);
return requiredFeatures;
}
bool VideoViewsTestsBase::IsMultiPlanarFormatsSupported() const {
return mIsMultiPlanarFormatsSupported;
}
bool VideoViewsTestsBase::IsMultiPlanarFormatP010Supported() const {
return mIsMultiPlanarFormatP010Supported;
}
bool VideoViewsTestsBase::IsNorm16TextureFormatsSupported() const {
return mIsNorm16TextureFormatsSupported;
}
bool VideoViewsTestsBase::IsFormatSupported() const {
if (GetFormat() == wgpu::TextureFormat::R10X6BG10X6Biplanar420Unorm) {
// DXGI_FORMAT_P010 can't be shared between D3D11 and D3D12.
if (IsD3D12()) {
return false;
}
// DXGI_FORMAT_P010 is not supported on WARP.
if (IsWARP()) {
return false;
}
return IsNorm16TextureFormatsSupported() && IsMultiPlanarFormatP010Supported();
}
return true;
}
// Returns a pre-prepared multi-planar formatted texture
// The encoded texture data represents a 4x4 converted image. When |isCheckerboard| is true,
// the top left is a 2x2 yellow block, bottom right is a 2x2 red block, top right is a 2x2
// blue block, and bottom left is a 2x2 white block. When |isCheckerboard| is false, the
// image is converted from a solid yellow 4x4 block.
// static
template <typename T>
std::vector<T> VideoViewsTestsBase::GetTestTextureData(wgpu::TextureFormat format,
bool isCheckerboard) {
const uint8_t kLeftShiftBits = (sizeof(T) - 1) * 8;
constexpr T Yy = kYellowYUVColor[kYUVLumaPlaneIndex].r << kLeftShiftBits;
constexpr T Yu = kYellowYUVColor[kYUVChromaPlaneIndex].r << kLeftShiftBits;
constexpr T Yv = kYellowYUVColor[kYUVChromaPlaneIndex].g << kLeftShiftBits;
constexpr T Wy = kWhiteYUVColor[kYUVLumaPlaneIndex].r << kLeftShiftBits;
constexpr T Wu = kWhiteYUVColor[kYUVChromaPlaneIndex].r << kLeftShiftBits;
constexpr T Wv = kWhiteYUVColor[kYUVChromaPlaneIndex].g << kLeftShiftBits;
constexpr T Ry = kRedYUVColor[kYUVLumaPlaneIndex].r << kLeftShiftBits;
constexpr T Ru = kRedYUVColor[kYUVChromaPlaneIndex].r << kLeftShiftBits;
constexpr T Rv = kRedYUVColor[kYUVChromaPlaneIndex].g << kLeftShiftBits;
constexpr T By = kBlueYUVColor[kYUVLumaPlaneIndex].r << kLeftShiftBits;
constexpr T Bu = kBlueYUVColor[kYUVChromaPlaneIndex].r << kLeftShiftBits;
constexpr T Bv = kBlueYUVColor[kYUVChromaPlaneIndex].g << kLeftShiftBits;
switch (format) {
// The first 16 bytes is the luma plane (Y), followed by the chroma plane (UV) which
// is half the number of bytes (subsampled by 2) but same bytes per line as luma
// plane.
case wgpu::TextureFormat::R8BG8Biplanar420Unorm:
case wgpu::TextureFormat::R10X6BG10X6Biplanar420Unorm:
if (isCheckerboard) {
return {
Wy, Wy, Ry, Ry, // plane 0, start + 0
Wy, Wy, Ry, Ry, //
Yy, Yy, By, By, //
Yy, Yy, By, By, //
Wu, Wv, Ru, Rv, // plane 1, start + 16
Yu, Yv, Bu, Bv, //
};
} else {
return {
Yy, Yy, Yy, Yy, // plane 0, start + 0
Yy, Yy, Yy, Yy, //
Yy, Yy, Yy, Yy, //
Yy, Yy, Yy, Yy, //
Yu, Yv, Yu, Yv, // plane 1, start + 16
Yu, Yv, Yu, Yv, //
};
}
case wgpu::TextureFormat::RGBA8Unorm:
// Combines both NV12 planes by directly mapping back to RGB: R=Y, G=U, B=V.
if (isCheckerboard) {
return {
Yy, Yu, Yv, Yy, Yu, Yv, By, Bu, Bv, By, Bu, Bv, //
Yy, Yu, Yv, Yy, Yu, Yv, By, Bu, Bv, By, Bu, Bv, //
Wy, Wu, Wv, Wy, Wu, Wv, Ry, Ru, Rv, Ry, Ru, Rv, //
Wy, Wu, Wv, Wy, Wu, Wv, Ry, Ru, Rv, Ry, Ru, Rv, //
};
} else {
return {
Yy, Yu, Yv, Yy, Yu, Yv, Yy, Yu, Yv, Yy, Yu, Yv, //
Yy, Yu, Yv, Yy, Yu, Yv, Yy, Yu, Yv, Yy, Yu, Yv, //
Yy, Yu, Yv, Yy, Yu, Yv, Yy, Yu, Yv, Yy, Yu, Yv, //
Yy, Yu, Yv, Yy, Yu, Yv, Yy, Yu, Yv, Yy, Yu, Yv, //
};
}
default:
UNREACHABLE();
return {};
}
}
template std::vector<uint8_t> VideoViewsTestsBase::GetTestTextureData<uint8_t>(
wgpu::TextureFormat format,
bool isCheckerboard);
template std::vector<uint16_t> VideoViewsTestsBase::GetTestTextureData<uint16_t>(
wgpu::TextureFormat format,
bool isCheckerboard);
uint32_t VideoViewsTestsBase::NumPlanes(wgpu::TextureFormat format) {
switch (format) {
case wgpu::TextureFormat::R8BG8Biplanar420Unorm:
case wgpu::TextureFormat::R10X6BG10X6Biplanar420Unorm:
return 2;
default:
UNREACHABLE();
return 0;
}
}
std::vector<uint8_t> VideoViewsTestsBase::GetTestTextureDataWithPlaneIndex(size_t planeIndex,
size_t bytesPerRow,
size_t height,
bool isCheckerboard) {
std::vector<uint8_t> texelData = VideoViewsTestsBase::GetTestTextureData<uint8_t>(
wgpu::TextureFormat::R8BG8Biplanar420Unorm, isCheckerboard);
const uint32_t texelDataRowBytes = kYUVImageDataWidthInTexels;
const uint32_t texelDataHeight =
planeIndex == 0 ? kYUVImageDataHeightInTexels : kYUVImageDataHeightInTexels / 2;
std::vector<uint8_t> texels(bytesPerRow * height, 0);
uint32_t plane_first_texel_offset = 0;
// The size of the test video frame is 4 x 4
switch (planeIndex) {
case VideoViewsTestsBase::kYUVLumaPlaneIndex:
for (uint32_t i = 0; i < texelDataHeight; ++i) {
if (i < texelDataHeight) {
for (uint32_t j = 0; j < texelDataRowBytes; ++j) {
texels[bytesPerRow * i + j] =
texelData[texelDataRowBytes * i + j + plane_first_texel_offset];
}
}
}
return texels;
case VideoViewsTestsBase::kYUVChromaPlaneIndex:
// TexelData is 4 * 6 size, first 4 * 4 is Y plane, UV plane started
// at index 16.
plane_first_texel_offset = 16;
for (uint32_t i = 0; i < texelDataHeight; ++i) {
if (i < texelDataHeight) {
for (uint32_t j = 0; j < texelDataRowBytes; ++j) {
texels[bytesPerRow * i + j] =
texelData[texelDataRowBytes * i + j + plane_first_texel_offset];
}
}
}
return texels;
default:
UNREACHABLE();
return {};
}
}
wgpu::TextureFormat VideoViewsTestsBase::GetFormat() const {
return GetParam().mFormat;
}
wgpu::TextureFormat VideoViewsTestsBase::GetPlaneFormat(int plane) const {
switch (GetFormat()) {
case wgpu::TextureFormat::R8BG8Biplanar420Unorm:
return plane == 0 ? wgpu::TextureFormat::R8Unorm : wgpu::TextureFormat::RG8Unorm;
case wgpu::TextureFormat::R10X6BG10X6Biplanar420Unorm:
return plane == 0 ? wgpu::TextureFormat::R16Unorm : wgpu::TextureFormat::RG16Unorm;
default:
UNREACHABLE();
return wgpu::TextureFormat::Undefined;
}
}
// Vertex shader used to render a sampled texture into a quad.
wgpu::ShaderModule VideoViewsTestsBase::GetTestVertexShaderModule() const {
return utils::CreateShaderModule(device, R"(
struct VertexOut {
@location(0) texCoord : vec2 <f32>,
@builtin(position) position : vec4f,
}
@vertex
fn main(@builtin(vertex_index) VertexIndex : u32) -> VertexOut {
var pos = array(
vec2f(-1.0, 1.0),
vec2f(-1.0, -1.0),
vec2f(1.0, -1.0),
vec2f(-1.0, 1.0),
vec2f(1.0, -1.0),
vec2f(1.0, 1.0)
);
var output : VertexOut;
output.position = vec4f(pos[VertexIndex], 0.0, 1.0);
output.texCoord = vec2f(output.position.xy * 0.5) + vec2f(0.5, 0.5);
return output;
})");
}
class VideoViewsTests : public VideoViewsTestsBase {
protected:
void SetUp() override {
VideoViewsTestsBase::SetUp();
DAWN_TEST_UNSUPPORTED_IF(UsesWire());
DAWN_TEST_UNSUPPORTED_IF(!IsMultiPlanarFormatsSupported());
DAWN_TEST_UNSUPPORTED_IF(!IsFormatSupported());
mBackend = VideoViewsTestBackend::Create();
mBackend->OnSetUp(device.Get());
}
void TearDown() override {
if (mBackend) {
mBackend->OnTearDown();
mBackend = nullptr;
}
VideoViewsTestsBase::TearDown();
}
std::unique_ptr<VideoViewsTestBackend> mBackend;
};
namespace {
// Create video texture uninitialized.
TEST_P(VideoViewsTests, CreateVideoTextureWithoutInitializedData) {
ASSERT_DEVICE_ERROR(std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(),
wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ false,
/*initialized*/ false));
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Samples the luminance (Y) plane from an imported bi-planar 420 texture into a single channel of
// an RGBA output attachment and checks for the expected pixel value in the rendered quad.
TEST_P(VideoViewsTests, SampleYtoR) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ false,
/*initialized*/ true);
ASSERT_NE(platformTexture.get(), nullptr);
if (!platformTexture->CanWrapAsWGPUTexture()) {
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
GTEST_SKIP() << "Skipped because not supported.";
}
wgpu::TextureViewDescriptor viewDesc;
viewDesc.format = GetPlaneFormat(0);
viewDesc.aspect = wgpu::TextureAspect::Plane0Only;
wgpu::TextureView textureView = platformTexture->wgpuTexture.CreateView(&viewDesc);
utils::ComboRenderPipelineDescriptor renderPipelineDescriptor;
renderPipelineDescriptor.vertex.module = GetTestVertexShaderModule();
renderPipelineDescriptor.cFragment.module = utils::CreateShaderModule(device, R"(
@group(0) @binding(0) var sampler0 : sampler;
@group(0) @binding(1) var texture : texture_2d<f32>;
@fragment
fn main(@location(0) texCoord : vec2f) -> @location(0) vec4f {
let y : f32 = textureSample(texture, sampler0, texCoord).r;
return vec4f(y, 0.0, 0.0, 1.0);
})");
utils::BasicRenderPass renderPass = utils::CreateBasicRenderPass(
device, kYUVImageDataWidthInTexels, kYUVImageDataHeightInTexels);
renderPipelineDescriptor.cTargets[0].format = renderPass.colorFormat;
renderPipelineDescriptor.primitive.topology = wgpu::PrimitiveTopology::TriangleList;
wgpu::RenderPipeline renderPipeline = device.CreateRenderPipeline(&renderPipelineDescriptor);
wgpu::Sampler sampler = device.CreateSampler();
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
{
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
pass.SetPipeline(renderPipeline);
pass.SetBindGroup(0, utils::MakeBindGroup(device, renderPipeline.GetBindGroupLayout(0),
{{0, sampler}, {1, textureView}}));
pass.Draw(6);
pass.End();
}
wgpu::CommandBuffer commands = encoder.Finish();
queue.Submit(1, &commands);
// Test the luma plane in the top left corner of RGB image.
EXPECT_TEXTURE_EQ(&kYellowYUVColor[kYUVLumaPlaneIndex], renderPass.color, {0, 0}, {1, 1}, 0,
wgpu::TextureAspect::All, 0, kTolerance);
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Samples the chrominance (UV) plane from an imported bi-planar 420 texture into two channels of an
// RGBA output attachment and checks for the expected pixel value in the rendered quad.
TEST_P(VideoViewsTests, SampleUVtoRG) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ false,
/*initialized*/ true);
ASSERT_NE(platformTexture.get(), nullptr);
if (!platformTexture->CanWrapAsWGPUTexture()) {
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
GTEST_SKIP() << "Skipped because not supported.";
}
wgpu::TextureViewDescriptor viewDesc;
viewDesc.format = GetPlaneFormat(1);
viewDesc.aspect = wgpu::TextureAspect::Plane1Only;
wgpu::TextureView textureView = platformTexture->wgpuTexture.CreateView(&viewDesc);
utils::ComboRenderPipelineDescriptor renderPipelineDescriptor;
renderPipelineDescriptor.vertex.module = GetTestVertexShaderModule();
renderPipelineDescriptor.cFragment.module = utils::CreateShaderModule(device, R"(
@group(0) @binding(0) var sampler0 : sampler;
@group(0) @binding(1) var texture : texture_2d<f32>;
@fragment
fn main(@location(0) texCoord : vec2f) -> @location(0) vec4f {
let u : f32 = textureSample(texture, sampler0, texCoord).r;
let v : f32 = textureSample(texture, sampler0, texCoord).g;
return vec4f(u, v, 0.0, 1.0);
})");
utils::BasicRenderPass renderPass = utils::CreateBasicRenderPass(
device, kYUVImageDataWidthInTexels, kYUVImageDataHeightInTexels);
renderPipelineDescriptor.cTargets[0].format = renderPass.colorFormat;
renderPipelineDescriptor.primitive.topology = wgpu::PrimitiveTopology::TriangleList;
wgpu::RenderPipeline renderPipeline = device.CreateRenderPipeline(&renderPipelineDescriptor);
wgpu::Sampler sampler = device.CreateSampler();
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
{
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
pass.SetPipeline(renderPipeline);
pass.SetBindGroup(0, utils::MakeBindGroup(device, renderPipeline.GetBindGroupLayout(0),
{{0, sampler}, {1, textureView}}));
pass.Draw(6);
pass.End();
}
wgpu::CommandBuffer commands = encoder.Finish();
queue.Submit(1, &commands);
// Test the chroma plane in the top left corner of RGB image.
EXPECT_TEXTURE_EQ(&kYellowYUVColor[kYUVChromaPlaneIndex], renderPass.color, {0, 0}, {1, 1}, 0,
wgpu::TextureAspect::All, 0, kTolerance);
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Renders a "checkerboard" texture into a RGB quad, then checks the the entire
// contents to ensure the image has not been flipped.
TEST_P(VideoViewsTests, SampleYUVtoRGB) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
ASSERT_NE(platformTexture.get(), nullptr);
if (!platformTexture->CanWrapAsWGPUTexture()) {
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
GTEST_SKIP() << "Skipped because not supported.";
}
wgpu::TextureViewDescriptor lumaViewDesc;
lumaViewDesc.format = GetPlaneFormat(0);
lumaViewDesc.aspect = wgpu::TextureAspect::Plane0Only;
wgpu::TextureView lumaTextureView = platformTexture->wgpuTexture.CreateView(&lumaViewDesc);
wgpu::TextureViewDescriptor chromaViewDesc;
chromaViewDesc.format = GetPlaneFormat(1);
chromaViewDesc.aspect = wgpu::TextureAspect::Plane1Only;
wgpu::TextureView chromaTextureView = platformTexture->wgpuTexture.CreateView(&chromaViewDesc);
utils::ComboRenderPipelineDescriptor renderPipelineDescriptor;
renderPipelineDescriptor.vertex.module = GetTestVertexShaderModule();
renderPipelineDescriptor.cFragment.module = utils::CreateShaderModule(device, R"(
@group(0) @binding(0) var sampler0 : sampler;
@group(0) @binding(1) var lumaTexture : texture_2d<f32>;
@group(0) @binding(2) var chromaTexture : texture_2d<f32>;
@fragment
fn main(@location(0) texCoord : vec2f) -> @location(0) vec4f {
let y : f32 = textureSample(lumaTexture, sampler0, texCoord).r;
let u : f32 = textureSample(chromaTexture, sampler0, texCoord).r;
let v : f32 = textureSample(chromaTexture, sampler0, texCoord).g;
return vec4f(y, u, v, 1.0);
})");
utils::BasicRenderPass renderPass = utils::CreateBasicRenderPass(
device, kYUVImageDataWidthInTexels, kYUVImageDataHeightInTexels);
renderPipelineDescriptor.cTargets[0].format = renderPass.colorFormat;
wgpu::RenderPipeline renderPipeline = device.CreateRenderPipeline(&renderPipelineDescriptor);
wgpu::Sampler sampler = device.CreateSampler();
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
{
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
pass.SetPipeline(renderPipeline);
pass.SetBindGroup(
0, utils::MakeBindGroup(device, renderPipeline.GetBindGroupLayout(0),
{{0, sampler}, {1, lumaTextureView}, {2, chromaTextureView}}));
pass.Draw(6);
pass.End();
}
wgpu::CommandBuffer commands = encoder.Finish();
queue.Submit(1, &commands);
std::vector<uint8_t> expectedData =
GetTestTextureData<uint8_t>(wgpu::TextureFormat::RGBA8Unorm, true);
std::vector<utils::RGBA8> expectedRGBA;
for (uint8_t i = 0; i < expectedData.size(); i += 3) {
expectedRGBA.push_back({expectedData[i], expectedData[i + 1], expectedData[i + 2], 0xFF});
}
EXPECT_TEXTURE_EQ(expectedRGBA.data(), renderPass.color, {0, 0},
{kYUVImageDataWidthInTexels, kYUVImageDataHeightInTexels}, 0,
wgpu::TextureAspect::All, 0, kTolerance);
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Renders a "checkerboard" texture into a RGB quad with two samplers, then checks the the
// entire contents to ensure the image has not been flipped.
TEST_P(VideoViewsTests, SampleYUVtoRGBMultipleSamplers) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
ASSERT_NE(platformTexture.get(), nullptr);
if (!platformTexture->CanWrapAsWGPUTexture()) {
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
GTEST_SKIP() << "Skipped because not supported.";
}
wgpu::TextureViewDescriptor lumaViewDesc;
lumaViewDesc.format = GetPlaneFormat(0);
lumaViewDesc.aspect = wgpu::TextureAspect::Plane0Only;
wgpu::TextureView lumaTextureView = platformTexture->wgpuTexture.CreateView(&lumaViewDesc);
wgpu::TextureViewDescriptor chromaViewDesc;
chromaViewDesc.format = GetPlaneFormat(1);
chromaViewDesc.aspect = wgpu::TextureAspect::Plane1Only;
wgpu::TextureView chromaTextureView = platformTexture->wgpuTexture.CreateView(&chromaViewDesc);
utils::ComboRenderPipelineDescriptor renderPipelineDescriptor;
renderPipelineDescriptor.vertex.module = GetTestVertexShaderModule();
renderPipelineDescriptor.cFragment.module = utils::CreateShaderModule(device, R"(
@group(0) @binding(0) var sampler0 : sampler;
@group(0) @binding(1) var sampler1 : sampler;
@group(0) @binding(2) var lumaTexture : texture_2d<f32>;
@group(0) @binding(3) var chromaTexture : texture_2d<f32>;
@fragment
fn main(@location(0) texCoord : vec2f) -> @location(0) vec4f {
let y : f32 = textureSample(lumaTexture, sampler0, texCoord).r;
let u : f32 = textureSample(chromaTexture, sampler1, texCoord).r;
let v : f32 = textureSample(chromaTexture, sampler1, texCoord).g;
return vec4f(y, u, v, 1.0);
})");
utils::BasicRenderPass renderPass = utils::CreateBasicRenderPass(
device, kYUVImageDataWidthInTexels, kYUVImageDataHeightInTexels);
renderPipelineDescriptor.cTargets[0].format = renderPass.colorFormat;
wgpu::RenderPipeline renderPipeline = device.CreateRenderPipeline(&renderPipelineDescriptor);
wgpu::Sampler sampler0 = device.CreateSampler();
wgpu::Sampler sampler1 = device.CreateSampler();
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
{
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
pass.SetPipeline(renderPipeline);
pass.SetBindGroup(
0, utils::MakeBindGroup(
device, renderPipeline.GetBindGroupLayout(0),
{{0, sampler0}, {1, sampler1}, {2, lumaTextureView}, {3, chromaTextureView}}));
pass.Draw(6);
pass.End();
}
wgpu::CommandBuffer commands = encoder.Finish();
queue.Submit(1, &commands);
std::vector<uint8_t> expectedData =
GetTestTextureData<uint8_t>(wgpu::TextureFormat::RGBA8Unorm, true);
std::vector<utils::RGBA8> expectedRGBA;
for (uint8_t i = 0; i < expectedData.size(); i += 3) {
expectedRGBA.push_back({expectedData[i], expectedData[i + 1], expectedData[i + 2], 0xFF});
}
EXPECT_TEXTURE_EQ(expectedRGBA.data(), renderPass.color, {0, 0},
{kYUVImageDataWidthInTexels, kYUVImageDataHeightInTexels}, 0,
wgpu::TextureAspect::All, 0, kTolerance);
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
class VideoViewsValidationTests : public VideoViewsTests {
protected:
void SetUp() override {
VideoViewsTests::SetUp();
DAWN_TEST_UNSUPPORTED_IF(HasToggleEnabled("skip_validation"));
}
};
// Test explicitly creating a multiplanar format is not allowed
TEST_P(VideoViewsValidationTests, ExplicitCreation) {
wgpu::TextureDescriptor descriptor;
descriptor.dimension = wgpu::TextureDimension::e2D;
descriptor.size.width = 1;
descriptor.size.height = 1;
descriptor.format = GetFormat();
descriptor.usage = wgpu::TextureUsage::TextureBinding;
ASSERT_DEVICE_ERROR(device.CreateTexture(&descriptor));
}
// Test texture view creation rules.
TEST_P(VideoViewsValidationTests, CreateViewValidation) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
ASSERT_NE(platformTexture.get(), nullptr);
if (!platformTexture->CanWrapAsWGPUTexture()) {
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
GTEST_SKIP() << "Skipped because not supported.";
}
wgpu::TextureViewDescriptor viewDesc = {};
// Success case: Per plane view formats unspecified.
{
viewDesc.aspect = wgpu::TextureAspect::Plane0Only;
wgpu::TextureView plane0View = platformTexture->wgpuTexture.CreateView(&viewDesc);
viewDesc.aspect = wgpu::TextureAspect::Plane1Only;
wgpu::TextureView plane1View = platformTexture->wgpuTexture.CreateView(&viewDesc);
ASSERT_NE(plane0View.Get(), nullptr);
ASSERT_NE(plane1View.Get(), nullptr);
}
// Success case: Per plane view formats specified and aspect.
{
viewDesc.aspect = wgpu::TextureAspect::Plane0Only;
viewDesc.format = GetPlaneFormat(0);
wgpu::TextureView plane0View = platformTexture->wgpuTexture.CreateView(&viewDesc);
viewDesc.aspect = wgpu::TextureAspect::Plane1Only;
viewDesc.format = GetPlaneFormat(1);
wgpu::TextureView plane1View = platformTexture->wgpuTexture.CreateView(&viewDesc);
ASSERT_NE(plane0View.Get(), nullptr);
ASSERT_NE(plane1View.Get(), nullptr);
}
// Some valid view format, but no plane specified.
viewDesc = {};
viewDesc.format = GetPlaneFormat(0);
ASSERT_DEVICE_ERROR(platformTexture->wgpuTexture.CreateView(&viewDesc));
// Some valid view format, but no plane specified.
viewDesc = {};
viewDesc.format = GetPlaneFormat(1);
ASSERT_DEVICE_ERROR(platformTexture->wgpuTexture.CreateView(&viewDesc));
// Correct plane index but incompatible view format.
viewDesc.format = wgpu::TextureFormat::R8Uint;
viewDesc.aspect = wgpu::TextureAspect::Plane0Only;
ASSERT_DEVICE_ERROR(platformTexture->wgpuTexture.CreateView(&viewDesc));
// Compatible view format but wrong plane index.
viewDesc.format = GetPlaneFormat(0);
viewDesc.aspect = wgpu::TextureAspect::Plane1Only;
ASSERT_DEVICE_ERROR(platformTexture->wgpuTexture.CreateView(&viewDesc));
// Compatible view format but wrong aspect.
viewDesc.format = GetPlaneFormat(0);
viewDesc.aspect = wgpu::TextureAspect::All;
ASSERT_DEVICE_ERROR(platformTexture->wgpuTexture.CreateView(&viewDesc));
// Create a single plane texture.
wgpu::TextureDescriptor desc;
desc.format = wgpu::TextureFormat::RGBA8Unorm;
desc.dimension = wgpu::TextureDimension::e2D;
desc.usage = wgpu::TextureUsage::TextureBinding;
desc.size = {1, 1, 1};
wgpu::Texture texture = device.CreateTexture(&desc);
// Plane aspect specified with non-planar texture.
viewDesc.aspect = wgpu::TextureAspect::Plane0Only;
ASSERT_DEVICE_ERROR(texture.CreateView(&viewDesc));
viewDesc.aspect = wgpu::TextureAspect::Plane1Only;
ASSERT_DEVICE_ERROR(texture.CreateView(&viewDesc));
// Planar views with non-planar texture.
viewDesc.aspect = wgpu::TextureAspect::Plane0Only;
viewDesc.format = GetPlaneFormat(0);
ASSERT_DEVICE_ERROR(texture.CreateView(&viewDesc));
viewDesc.aspect = wgpu::TextureAspect::Plane1Only;
viewDesc.format = GetPlaneFormat(1);
ASSERT_DEVICE_ERROR(texture.CreateView(&viewDesc));
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Test copying from one multi-planar format into another fails.
TEST_P(VideoViewsValidationTests, T2TCopyAllAspectsFails) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture1 =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture2 =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::Texture srcTexture = platformTexture1->wgpuTexture;
wgpu::Texture dstTexture = platformTexture2->wgpuTexture;
wgpu::ImageCopyTexture copySrc = utils::CreateImageCopyTexture(srcTexture, 0, {0, 0, 0});
wgpu::ImageCopyTexture copyDst = utils::CreateImageCopyTexture(dstTexture, 0, {0, 0, 0});
wgpu::Extent3D copySize = {1, 1, 1};
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToTexture(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
mBackend->DestroyVideoTextureForTest(std::move(platformTexture1));
mBackend->DestroyVideoTextureForTest(std::move(platformTexture2));
}
// Test copying from one multi-planar format into another per plane fails.
TEST_P(VideoViewsValidationTests, T2TCopyPlaneAspectFails) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture1 =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture2 =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::Texture srcTexture = platformTexture1->wgpuTexture;
wgpu::Texture dstTexture = platformTexture2->wgpuTexture;
wgpu::ImageCopyTexture copySrc =
utils::CreateImageCopyTexture(srcTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane0Only);
wgpu::ImageCopyTexture copyDst =
utils::CreateImageCopyTexture(dstTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane1Only);
wgpu::Extent3D copySize = {1, 1, 1};
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToTexture(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
copySrc =
utils::CreateImageCopyTexture(srcTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane1Only);
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToTexture(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
mBackend->DestroyVideoTextureForTest(std::move(platformTexture1));
mBackend->DestroyVideoTextureForTest(std::move(platformTexture2));
}
// Test copying from a multi-planar format to a buffer fails.
TEST_P(VideoViewsValidationTests, T2BCopyAllAspectsFails) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::Texture srcTexture = platformTexture->wgpuTexture;
wgpu::BufferDescriptor bufferDescriptor;
bufferDescriptor.size = 1;
bufferDescriptor.usage = wgpu::BufferUsage::CopyDst;
wgpu::Buffer dstBuffer = device.CreateBuffer(&bufferDescriptor);
wgpu::ImageCopyTexture copySrc = utils::CreateImageCopyTexture(srcTexture, 0, {0, 0, 0});
wgpu::ImageCopyBuffer copyDst = utils::CreateImageCopyBuffer(dstBuffer, 0, 4);
wgpu::Extent3D copySize = {1, 1, 1};
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToBuffer(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Test copying from multi-planar format per plane to a buffer fails.
TEST_P(VideoViewsValidationTests, T2BCopyPlaneAspectsFails) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::Texture srcTexture = platformTexture->wgpuTexture;
wgpu::BufferDescriptor bufferDescriptor;
bufferDescriptor.size = 1;
bufferDescriptor.usage = wgpu::BufferUsage::CopyDst;
wgpu::Buffer dstBuffer = device.CreateBuffer(&bufferDescriptor);
wgpu::ImageCopyTexture copySrc =
utils::CreateImageCopyTexture(srcTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane0Only);
wgpu::ImageCopyBuffer copyDst = utils::CreateImageCopyBuffer(dstBuffer, 0, 4);
wgpu::Extent3D copySize = {1, 1, 1};
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToBuffer(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
copySrc =
utils::CreateImageCopyTexture(srcTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane1Only);
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToBuffer(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Test copying from a buffer to a multi-planar format fails.
TEST_P(VideoViewsValidationTests, B2TCopyAllAspectsFails) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::Texture dstTexture = platformTexture->wgpuTexture;
std::vector<uint8_t> placeholderData(4, 0);
wgpu::Buffer srcBuffer = utils::CreateBufferFromData(
device, placeholderData.data(), placeholderData.size(), wgpu::BufferUsage::CopySrc);
wgpu::ImageCopyBuffer copySrc = utils::CreateImageCopyBuffer(srcBuffer, 0, 12, 4);
wgpu::ImageCopyTexture copyDst = utils::CreateImageCopyTexture(dstTexture, 0, {0, 0, 0});
wgpu::Extent3D copySize = {1, 1, 1};
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyBufferToTexture(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Test copying from a buffer to a multi-planar format per plane fails.
TEST_P(VideoViewsValidationTests, B2TCopyPlaneAspectsFails) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::Texture dstTexture = platformTexture->wgpuTexture;
std::vector<uint8_t> placeholderData(4, 0);
wgpu::Buffer srcBuffer = utils::CreateBufferFromData(
device, placeholderData.data(), placeholderData.size(), wgpu::BufferUsage::CopySrc);
wgpu::ImageCopyBuffer copySrc = utils::CreateImageCopyBuffer(srcBuffer, 0, 12, 4);
wgpu::ImageCopyTexture copyDst =
utils::CreateImageCopyTexture(dstTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane0Only);
wgpu::Extent3D copySize = {1, 1, 1};
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyBufferToTexture(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
copyDst =
utils::CreateImageCopyTexture(dstTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane1Only);
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyBufferToTexture(&copySrc, &copyDst, &copySize);
ASSERT_DEVICE_ERROR(encoder.Finish());
}
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Tests which multi-planar formats are allowed to be sampled.
TEST_P(VideoViewsValidationTests, SamplingMultiPlanarTexture) {
wgpu::BindGroupLayout layout = utils::MakeBindGroupLayout(
device, {{0, wgpu::ShaderStage::Fragment, wgpu::TextureSampleType::Float}});
// R8BG8Biplanar420Unorm is allowed to be sampled, if plane 0 or plane 1 is selected.
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::TextureViewDescriptor desc = {};
desc.aspect = wgpu::TextureAspect::Plane0Only;
utils::MakeBindGroup(device, layout, {{0, platformTexture->wgpuTexture.CreateView(&desc)}});
desc.aspect = wgpu::TextureAspect::Plane1Only;
utils::MakeBindGroup(device, layout, {{0, platformTexture->wgpuTexture.CreateView(&desc)}});
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Tests creating a texture with a multi-plane format.
TEST_P(VideoViewsValidationTests, RenderAttachmentInvalid) {
// multi-planar formats are NOT allowed to be renderable.
ASSERT_DEVICE_ERROR(auto platformTexture = mBackend->CreateVideoTextureForTest(
GetFormat(), wgpu::TextureUsage::RenderAttachment,
/*isCheckerboard*/ true,
/*initialized*/ true));
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Tests writing into a multi-planar format fails.
TEST_P(VideoViewsValidationTests, WriteTextureAllAspectsFails) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::TextureDataLayout textureDataLayout = utils::CreateTextureDataLayout(0, 4, 4);
wgpu::ImageCopyTexture imageCopyTexture =
utils::CreateImageCopyTexture(platformTexture->wgpuTexture, 0, {0, 0, 0});
std::vector<uint8_t> placeholderData(4, 0);
wgpu::Extent3D writeSize = {1, 1, 1};
wgpu::Queue queue = device.GetQueue();
ASSERT_DEVICE_ERROR(queue.WriteTexture(&imageCopyTexture, placeholderData.data(),
placeholderData.size(), &textureDataLayout, &writeSize));
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
// Tests writing into a multi-planar format per plane fails.
TEST_P(VideoViewsValidationTests, WriteTexturePlaneAspectsFails) {
std::unique_ptr<VideoViewsTestBackend::PlatformTexture> platformTexture =
mBackend->CreateVideoTextureForTest(GetFormat(), wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
wgpu::TextureDataLayout textureDataLayout = utils::CreateTextureDataLayout(0, 12, 4);
wgpu::ImageCopyTexture imageCopyTexture = utils::CreateImageCopyTexture(
platformTexture->wgpuTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane0Only);
std::vector<uint8_t> placeholderData(4, 0);
wgpu::Extent3D writeSize = {1, 1, 1};
wgpu::Queue queue = device.GetQueue();
ASSERT_DEVICE_ERROR(queue.WriteTexture(&imageCopyTexture, placeholderData.data(),
placeholderData.size(), &textureDataLayout, &writeSize));
mBackend->DestroyVideoTextureForTest(std::move(platformTexture));
}
class VideoViewsExtendedUsagesTests : public VideoViewsTestsBase {
protected:
void SetUp() override {
VideoViewsTestsBase::SetUp();
DAWN_TEST_UNSUPPORTED_IF(!IsMultiPlanarFormatsSupported());
DAWN_TEST_UNSUPPORTED_IF(
!device.HasFeature(wgpu::FeatureName::MultiPlanarFormatExtendedUsages));
}
std::vector<wgpu::FeatureName> GetRequiredFeatures() override {
std::vector<wgpu::FeatureName> requiredFeatures =
VideoViewsTestsBase::GetRequiredFeatures();
if (SupportsFeatures({wgpu::FeatureName::MultiPlanarFormatExtendedUsages})) {
requiredFeatures.push_back(wgpu::FeatureName::MultiPlanarFormatExtendedUsages);
}
return requiredFeatures;
}
wgpu::Texture CreateMultiPlanarTexture(wgpu::TextureFormat format,
wgpu::TextureUsage usage,
bool isCheckerboard = false,
bool initialized = true) {
wgpu::TextureDescriptor desc;
desc.format = format;
desc.size = {VideoViewsTestsBase::kYUVImageDataWidthInTexels,
VideoViewsTestsBase::kYUVImageDataHeightInTexels, 1};
desc.usage = usage;
wgpu::DawnTextureInternalUsageDescriptor internalDesc;
internalDesc.internalUsage = wgpu::TextureUsage::CopyDst;
desc.nextInChain = &internalDesc;
auto texture = device.CreateTexture(&desc);
if (texture == nullptr) {
return nullptr;
}
if (initialized) {
size_t numPlanes = VideoViewsTestsBase::NumPlanes(format);
wgpu::DawnEncoderInternalUsageDescriptor encoderInternalDesc;
encoderInternalDesc.useInternalUsages = true;
wgpu::CommandEncoderDescriptor encoderDesc;
encoderDesc.nextInChain = &encoderInternalDesc;
wgpu::CommandEncoder encoder = device.CreateCommandEncoder(&encoderDesc);
for (size_t plane = 0; plane < numPlanes; ++plane) {
size_t bytesPerRow = VideoViewsTestsBase::kYUVImageDataWidthInTexels;
bytesPerRow = Align(bytesPerRow, 256);
wgpu::ImageCopyTexture copyDst =
utils::CreateImageCopyTexture(texture, 0, {0, 0, 0});
wgpu::Extent3D copySize{VideoViewsTestsBase::kYUVImageDataWidthInTexels,
VideoViewsTestsBase::kYUVImageDataHeightInTexels, 1};
switch (plane) {
case VideoViewsTestsBase::kYUVLumaPlaneIndex:
copyDst.aspect = wgpu::TextureAspect::Plane0Only;
break;
case VideoViewsTestsBase::kYUVChromaPlaneIndex:
copyDst.aspect = wgpu::TextureAspect::Plane1Only;
copySize.width /= 2;
copySize.height /= 2;
break;
default:
UNREACHABLE();
}
// Staging buffer.
wgpu::BufferDescriptor bufferDesc;
bufferDesc.size = bytesPerRow * copySize.height;
bufferDesc.mappedAtCreation = true;
bufferDesc.usage = wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::MapWrite;
auto buffer = device.CreateBuffer(&bufferDesc);
std::vector<uint8_t> data = VideoViewsTestsBase::GetTestTextureDataWithPlaneIndex(
plane, bytesPerRow, VideoViewsTestsBase::kYUVImageDataHeightInTexels,
isCheckerboard);
memcpy(buffer.GetMappedRange(), data.data(), bufferDesc.size);
buffer.Unmap();
wgpu::ImageCopyBuffer copySrc =
utils::CreateImageCopyBuffer(buffer, 0, bytesPerRow);
encoder.CopyBufferToTexture(&copySrc, &copyDst, &copySize);
} // for plane
auto cmdBuffer = encoder.Finish();
device.GetQueue().Submit(1, &cmdBuffer);
} // initialized
return texture;
}
};
// Test that creating multi-planar texture should success if device is created with
// MultiPlanarFormatExtendedUsages feature enabled.
TEST_P(VideoViewsExtendedUsagesTests, CreateTextureSucceeds) {
auto texture = CreateMultiPlanarTexture(wgpu::TextureFormat::R8BG8Biplanar420Unorm,
wgpu::TextureUsage::TextureBinding);
EXPECT_NE(texture, nullptr);
}
// Tests sampling a multi-planar texture.
TEST_P(VideoViewsExtendedUsagesTests, SamplingMultiPlanarTexture) {
// TODO(crbug.com/dawn/1998): Failure on Intel's Vulkan device.
DAWN_SUPPRESS_TEST_IF(IsWindows() && IsVulkan() && IsIntel());
auto texture = CreateMultiPlanarTexture(wgpu::TextureFormat::R8BG8Biplanar420Unorm,
wgpu::TextureUsage::TextureBinding,
/*isCheckerboard*/ true,
/*initialized*/ true);
EXPECT_NE(texture, nullptr);
wgpu::TextureViewDescriptor lumaViewDesc;
lumaViewDesc.format = wgpu::TextureFormat::R8Unorm;
lumaViewDesc.aspect = wgpu::TextureAspect::Plane0Only;
wgpu::TextureView lumaTextureView = texture.CreateView(&lumaViewDesc);
wgpu::TextureViewDescriptor chromaViewDesc;
chromaViewDesc.format = wgpu::TextureFormat::RG8Unorm;
chromaViewDesc.aspect = wgpu::TextureAspect::Plane1Only;
wgpu::TextureView chromaTextureView = texture.CreateView(&chromaViewDesc);
utils::ComboRenderPipelineDescriptor renderPipelineDescriptor;
renderPipelineDescriptor.vertex.module = GetTestVertexShaderModule();
renderPipelineDescriptor.cFragment.module = utils::CreateShaderModule(device, R"(
@group(0) @binding(0) var sampler0 : sampler;
@group(0) @binding(1) var lumaTexture : texture_2d<f32>;
@group(0) @binding(2) var chromaTexture : texture_2d<f32>;
@fragment
fn main(@location(0) texCoord : vec2f) -> @location(0) vec4f {
let y : f32 = textureSample(lumaTexture, sampler0, texCoord).r;
let u : f32 = textureSample(chromaTexture, sampler0, texCoord).r;
let v : f32 = textureSample(chromaTexture, sampler0, texCoord).g;
return vec4f(y, u, v, 1.0);
})");
utils::BasicRenderPass renderPass = utils::CreateBasicRenderPass(
device, kYUVImageDataWidthInTexels, kYUVImageDataHeightInTexels);
renderPipelineDescriptor.cTargets[0].format = renderPass.colorFormat;
wgpu::RenderPipeline renderPipeline = device.CreateRenderPipeline(&renderPipelineDescriptor);
wgpu::Sampler sampler = device.CreateSampler();
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
{
wgpu::RenderPassEncoder pass = encoder.BeginRenderPass(&renderPass.renderPassInfo);
pass.SetPipeline(renderPipeline);
pass.SetBindGroup(
0, utils::MakeBindGroup(device, renderPipeline.GetBindGroupLayout(0),
{{0, sampler}, {1, lumaTextureView}, {2, chromaTextureView}}));
pass.Draw(6);
pass.End();
}
wgpu::CommandBuffer commands = encoder.Finish();
queue.Submit(1, &commands);
std::vector<uint8_t> expectedData =
GetTestTextureData<uint8_t>(wgpu::TextureFormat::RGBA8Unorm, /*isCheckerboard*/ true);
std::vector<utils::RGBA8> expectedRGBA;
for (uint8_t i = 0; i < expectedData.size(); i += 3) {
expectedRGBA.push_back({expectedData[i], expectedData[i + 1], expectedData[i + 2], 0xFF});
}
EXPECT_TEXTURE_EQ(expectedRGBA.data(), renderPass.color, {0, 0},
{kYUVImageDataWidthInTexels, kYUVImageDataHeightInTexels});
}
// Test copying from multi-planar format per plane to a buffer succeeds.
TEST_P(VideoViewsExtendedUsagesTests, T2BCopyPlaneAspectsSucceeds) {
const std::vector<uint8_t> expectedData =
GetTestTextureData<uint8_t>(wgpu::TextureFormat::RGBA8Unorm, /*isCheckerboard*/ false);
auto srcTexture =
CreateMultiPlanarTexture(wgpu::TextureFormat::R8BG8Biplanar420Unorm,
wgpu::TextureUsage::TextureBinding | wgpu::TextureUsage::CopySrc,
/*isCheckerboard*/ false,
/*initialized*/ true);
EXPECT_NE(srcTexture, nullptr);
wgpu::BufferDescriptor bufferDescriptor;
bufferDescriptor.size = 256;
bufferDescriptor.usage = wgpu::BufferUsage::CopySrc | wgpu::BufferUsage::CopyDst;
wgpu::Buffer dstBuffer = device.CreateBuffer(&bufferDescriptor);
wgpu::ImageCopyBuffer copyDst = utils::CreateImageCopyBuffer(dstBuffer, 0, 256);
wgpu::Extent3D copySize = {1, 1, 1};
// Plane0
wgpu::ImageCopyTexture copySrc =
utils::CreateImageCopyTexture(srcTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane0Only);
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToBuffer(&copySrc, &copyDst, &copySize);
auto cmdBuffer = encoder.Finish();
device.GetQueue().Submit(1, &cmdBuffer);
EXPECT_BUFFER_U8_EQ(expectedData[0], dstBuffer, 0);
}
// Plane1
copySrc =
utils::CreateImageCopyTexture(srcTexture, 0, {0, 0, 0}, wgpu::TextureAspect::Plane1Only);
{
wgpu::CommandEncoder encoder = device.CreateCommandEncoder();
encoder.CopyTextureToBuffer(&copySrc, &copyDst, &copySize);
auto cmdBuffer = encoder.Finish();
device.GetQueue().Submit(1, &cmdBuffer);
uint16_t expectedUVData;
memcpy(&expectedUVData, expectedData.data() + 1, sizeof(expectedUVData));
EXPECT_BUFFER_U16_EQ(expectedUVData, dstBuffer, 0);
}
}
DAWN_INSTANTIATE_TEST_B(VideoViewsTests,
VideoViewsTestBackend::Backends(),
VideoViewsTestBackend::Formats());
DAWN_INSTANTIATE_TEST_B(VideoViewsValidationTests,
VideoViewsTestBackend::Backends(),
VideoViewsTestBackend::Formats());
DAWN_INSTANTIATE_TEST_B(VideoViewsExtendedUsagesTests,
{D3D11Backend(), D3D12Backend(), MetalBackend(), OpenGLBackend(),
OpenGLESBackend(), VulkanBackend()},
{wgpu::TextureFormat::R8BG8Biplanar420Unorm});
} // anonymous namespace
} // namespace dawn