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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/command_buffer/common/gpu_memory_buffer_support.h"
#include "base/check.h"
#include "base/containers/contains.h"
#include "base/notreached.h"
#include "build/build_config.h"
#include "gpu/command_buffer/common/capabilities.h"
#include "ui/gfx/buffer_format_util.h"
#include "ui/gfx/geometry/size.h"
namespace gpu {
bool IsImageFromGpuMemoryBufferFormatSupported(
gfx::BufferFormat format,
const gpu::Capabilities& capabilities) {
return capabilities.gpu_memory_buffer_formats.Has(format);
}
bool IsImageSizeValidForGpuMemoryBufferFormat(const gfx::Size& size,
gfx::BufferFormat format) {
switch (format) {
case gfx::BufferFormat::R_8:
case gfx::BufferFormat::R_16:
case gfx::BufferFormat::RG_88:
case gfx::BufferFormat::RG_1616:
case gfx::BufferFormat::BGR_565:
case gfx::BufferFormat::RGBA_4444:
case gfx::BufferFormat::RGBA_8888:
case gfx::BufferFormat::RGBX_8888:
case gfx::BufferFormat::BGRA_8888:
case gfx::BufferFormat::BGRX_8888:
case gfx::BufferFormat::BGRA_1010102:
case gfx::BufferFormat::RGBA_1010102:
case gfx::BufferFormat::RGBA_F16:
return true;
case gfx::BufferFormat::YVU_420:
case gfx::BufferFormat::YUV_420_BIPLANAR:
case gfx::BufferFormat::YUVA_420_TRIPLANAR:
case gfx::BufferFormat::P010:
#if BUILDFLAG(IS_CHROMEOS)
// Allow odd size for CrOS.
// TODO(https://crbug.com/1208788, https://crbug.com/1224781): Merge this
// with the path that uses gfx::IsOddHeightMultiPlanarBuffersAllowed.
return true;
#else
// U and V planes are subsampled by a factor of 2.
if (size.width() % 2 && !gfx::IsOddWidthMultiPlanarBuffersAllowed())
return false;
if (size.height() % 2 && !gfx::IsOddHeightMultiPlanarBuffersAllowed())
return false;
return true;
#endif // BUILDFLAG(IS_CHROMEOS)
}
NOTREACHED();
}
} // namespace gpu
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