chromium/media/mojo/mojom/video_frame_mojom_traits.cc

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "media/mojo/mojom/video_frame_mojom_traits.h"

#include <utility>
#include <vector>

#include "base/functional/callback_helpers.h"
#include "base/logging.h"
#include "base/memory/unsafe_shared_memory_region.h"
#include "base/time/time.h"
#include "build/build_config.h"
#include "gpu/ipc/common/gpu_memory_buffer_support.h"
#include "media/base/color_plane_layout.h"
#include "media/base/format_utils.h"
#include "media/mojo/mojom/video_frame_metadata_mojom_traits.h"
#include "mojo/public/cpp/base/time_mojom_traits.h"
#include "mojo/public/cpp/system/handle.h"
#include "ui/gfx/mojom/buffer_types_mojom_traits.h"
#include "ui/gfx/mojom/color_space_mojom_traits.h"
#include "ui/gfx/mojom/hdr_metadata_mojom_traits.h"

#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
#include "base/posix/eintr_wrapper.h"
#endif  // BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)

namespace mojo {

namespace {

base::ReadOnlySharedMemoryRegion CreateRegion(const media::VideoFrame& frame,
                                              std::vector<uint32_t>& offsets,
                                              std::vector<int32_t>& strides) { … }

media::mojom::VideoFrameDataPtr MakeVideoFrameData(
    const media::VideoFrame* input) { … }

}  // namespace

// static
media::mojom::SharedImageFormatType EnumTraits<
    media::mojom::SharedImageFormatType,
    media::SharedImageFormatType>::ToMojom(media::SharedImageFormatType type) { … }

// static
bool EnumTraits<media::mojom::SharedImageFormatType,
                media::SharedImageFormatType>::
    FromMojom(media::mojom::SharedImageFormatType input,
              media::SharedImageFormatType* out) { … }

// static
media::mojom::VideoFrameDataPtr StructTraits<media::mojom::VideoFrameDataView,
                                             scoped_refptr<media::VideoFrame>>::
    data(const scoped_refptr<media::VideoFrame>& input) { … }

// static
bool StructTraits<media::mojom::VideoFrameDataView,
                  scoped_refptr<media::VideoFrame>>::
    Read(media::mojom::VideoFrameDataView input,
         scoped_refptr<media::VideoFrame>* output) { … }

}  // namespace mojo