chromium/media/gpu/vaapi/vaapi_image_decoder.h

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef MEDIA_GPU_VAAPI_VAAPI_IMAGE_DECODER_H_
#define MEDIA_GPU_VAAPI_VAAPI_IMAGE_DECODER_H_

#include <stdint.h>
#include <va/va.h>

#include <memory>

#include "base/containers/span.h"
#include "base/functional/callback_forward.h"
#include "base/memory/scoped_refptr.h"
#include "base/sequence_checker.h"
#include "gpu/config/gpu_info.h"
#include "third_party/skia/include/core/SkImageInfo.h"

namespace gfx {
class NativePixmapDmaBuf;
}  // namespace gfx

namespace media {

struct NativePixmapAndSizeInfo;
class ScopedVASurface;
class VaapiWrapper;

enum class VaapiFunctions;
ReportErrorToUMACB;

struct VAContextAndScopedVASurfaceDeleter { … };

ScopedVAContextAndSurface;

enum class VaapiImageDecodeStatus : uint32_t { … };

// This class abstracts the idea of VA-API format-specific decoders. It is the
// responsibility of each subclass to initialize |vaapi_wrapper_| appropriately
// for the purpose of performing hardware-accelerated image decodes of a
// particular format (e.g. JPEG or WebP). Objects of this class are not
// thread-safe, but they are also not thread-affine, i.e., the caller is free to
// call the methods on any thread, but calls must be synchronized externally.
class VaapiImageDecoder { … };

}  // namespace media

#endif  // MEDIA_GPU_VAAPI_VAAPI_IMAGE_DECODER_H_