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- // Copyright 2017 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include "media/base/format_utils.h"
- #include "base/logging.h"
- #include "ui/gfx/buffer_format_util.h"
- namespace media {
- absl::optional<VideoPixelFormat> GfxBufferFormatToVideoPixelFormat(
- gfx::BufferFormat format) {
- switch (format) {
- case gfx::BufferFormat::BGRX_8888:
- return PIXEL_FORMAT_XRGB;
- case gfx::BufferFormat::BGRA_8888:
- return PIXEL_FORMAT_ARGB;
- case gfx::BufferFormat::RGBA_8888:
- return PIXEL_FORMAT_ABGR;
- // There is no PIXEL_FORMAT_XBGR which would have been the right mapping.
- // See ui/ozone drm_util.cc::GetFourCCFormatFromBufferFormat as reference.
- // But here it is only about indicating to not consider the alpha channel.
- // Useful for the compositor to avoid drawing behind as mentioned in
- // https://chromium-review.googlesource.com/590772.
- case gfx::BufferFormat::RGBX_8888:
- return PIXEL_FORMAT_XRGB;
- case gfx::BufferFormat::YVU_420:
- return PIXEL_FORMAT_YV12;
- case gfx::BufferFormat::YUV_420_BIPLANAR:
- return PIXEL_FORMAT_NV12;
- case gfx::BufferFormat::P010:
- return PIXEL_FORMAT_P016LE;
- default:
- DLOG(WARNING) << "Unsupported BufferFormat: "
- << gfx::BufferFormatToString(format);
- return absl::nullopt;
- }
- }
- absl::optional<gfx::BufferFormat> VideoPixelFormatToGfxBufferFormat(
- VideoPixelFormat pixel_format) {
- switch (pixel_format) {
- case PIXEL_FORMAT_ARGB:
- return gfx::BufferFormat::BGRA_8888;
- case PIXEL_FORMAT_XRGB:
- return gfx::BufferFormat::BGRX_8888;
- case PIXEL_FORMAT_YV12:
- return gfx::BufferFormat::YVU_420;
- case PIXEL_FORMAT_NV12:
- return gfx::BufferFormat::YUV_420_BIPLANAR;
- case PIXEL_FORMAT_ABGR:
- return gfx::BufferFormat::RGBA_8888;
- case PIXEL_FORMAT_XBGR:
- return gfx::BufferFormat::RGBX_8888;
- case PIXEL_FORMAT_P016LE:
- return gfx::BufferFormat::P010;
- default:
- DLOG(WARNING) << "Unsupported VideoPixelFormat: " << pixel_format;
- return absl::nullopt;
- }
- }
- } // namespace media
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