blob: 2d770f0be4c213323550807fe9ce49664dcda43a [file] [log] [blame]
//
// Copyright The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// DmaBufImageSiblingEGL.cpp: Defines the DmaBufImageSiblingEGL to wrap EGL images
// created from dma_buf objects
#include "libANGLE/renderer/gl/egl/DmaBufImageSiblingEGL.h"
#include "common/linux/dma_buf_utils.h"
namespace rx
{
DmaBufImageSiblingEGL::DmaBufImageSiblingEGL(const egl::AttributeMap &attribs)
: mAttribs(attribs), mFormat(GL_NONE), mYUV(false), mHasProtectedContent(false)
{
ASSERT(mAttribs.contains(EGL_WIDTH));
mSize.width = mAttribs.getAsInt(EGL_WIDTH);
ASSERT(mAttribs.contains(EGL_HEIGHT));
mSize.height = mAttribs.getAsInt(EGL_HEIGHT);
mSize.depth = 1;
mHasProtectedContent = false;
int fourCCFormat = mAttribs.getAsInt(EGL_LINUX_DRM_FOURCC_EXT);
GLenum internalFormat = angle::DrmFourCCFormatToGLInternalFormat(fourCCFormat, &mYUV);
// These ANGLE formats are used exclusively with the Vulkan backend.
if (internalFormat == GL_RGBX8_ANGLE || internalFormat == GL_BGRX8_ANGLEX)
{
internalFormat = GL_RGB8;
}
mFormat = gl::Format(internalFormat);
}
DmaBufImageSiblingEGL::~DmaBufImageSiblingEGL() {}
egl::Error DmaBufImageSiblingEGL::initialize(const egl::Display *display)
{
return egl::NoError();
}
gl::Format DmaBufImageSiblingEGL::getFormat() const
{
return mFormat;
}
bool DmaBufImageSiblingEGL::isRenderable(const gl::Context *context) const
{
return true;
}
bool DmaBufImageSiblingEGL::isTexturable(const gl::Context *context) const
{
return true;
}
bool DmaBufImageSiblingEGL::isYUV() const
{
return mYUV;
}
bool DmaBufImageSiblingEGL::hasProtectedContent() const
{
return mHasProtectedContent;
}
gl::Extents DmaBufImageSiblingEGL::getSize() const
{
return mSize;
}
size_t DmaBufImageSiblingEGL::getSamples() const
{
return 0;
}
EGLClientBuffer DmaBufImageSiblingEGL::getBuffer() const
{
return nullptr;
}
void DmaBufImageSiblingEGL::getImageCreationAttributes(std::vector<EGLint> *outAttributes) const
{
EGLenum kForwardedAttribs[] = {EGL_WIDTH,
EGL_HEIGHT,
EGL_PROTECTED_CONTENT_EXT,
EGL_LINUX_DRM_FOURCC_EXT,
EGL_DMA_BUF_PLANE0_FD_EXT,
EGL_DMA_BUF_PLANE0_OFFSET_EXT,
EGL_DMA_BUF_PLANE0_PITCH_EXT,
EGL_DMA_BUF_PLANE1_FD_EXT,
EGL_DMA_BUF_PLANE1_OFFSET_EXT,
EGL_DMA_BUF_PLANE1_PITCH_EXT,
EGL_DMA_BUF_PLANE2_FD_EXT,
EGL_DMA_BUF_PLANE2_OFFSET_EXT,
EGL_DMA_BUF_PLANE2_PITCH_EXT,
EGL_YUV_COLOR_SPACE_HINT_EXT,
EGL_SAMPLE_RANGE_HINT_EXT,
EGL_YUV_CHROMA_HORIZONTAL_SITING_HINT_EXT,
EGL_YUV_CHROMA_VERTICAL_SITING_HINT_EXT,
EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT,
EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT,
EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT,
EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT,
EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT,
EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT,
EGL_DMA_BUF_PLANE3_FD_EXT,
EGL_DMA_BUF_PLANE3_OFFSET_EXT,
EGL_DMA_BUF_PLANE3_PITCH_EXT,
EGL_DMA_BUF_PLANE3_MODIFIER_LO_EXT,
EGL_DMA_BUF_PLANE3_MODIFIER_HI_EXT};
for (EGLenum forwardedAttrib : kForwardedAttribs)
{
if (mAttribs.contains(forwardedAttrib))
{
outAttributes->push_back(forwardedAttrib);
outAttributes->push_back(mAttribs.getAsInt(forwardedAttrib));
}
}
}
} // namespace rx