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content / renderer / stream_texture_host_android.h [blame]
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_RENDERER_STREAM_TEXTURE_HOST_ANDROID_H_
#define CONTENT_RENDERER_STREAM_TEXTURE_HOST_ANDROID_H_
#include <stdint.h>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "content/common/content_export.h"
#include "gpu/ipc/common/gpu_channel.mojom.h"
#include "mojo/public/cpp/bindings/associated_receiver.h"
#include "mojo/public/cpp/bindings/associated_remote.h"
namespace base {
class UnguessableToken;
}
namespace gfx {
class Rect;
class Size;
}
namespace gpu {
class GpuChannelHost;
struct Mailbox;
struct VulkanYCbCrInfo;
}
namespace content {
// Class for handling all the IPC messages between the GPU process and
// StreamTextureProxy.
class CONTENT_EXPORT StreamTextureHost
: public gpu::mojom::StreamTextureClient {
public:
StreamTextureHost() = delete;
explicit StreamTextureHost(
scoped_refptr<gpu::GpuChannelHost> channel,
int32_t route_id,
mojo::PendingAssociatedRemote<gpu::mojom::StreamTexture> texture);
StreamTextureHost(const StreamTextureHost&) = delete;
StreamTextureHost& operator=(const StreamTextureHost&) = delete;
~StreamTextureHost() override;
// Listener class that is listening to the stream texture updates. It is
// implemented by StreamTextureProxyImpl.
class Listener {
public:
virtual void OnFrameAvailable() = 0;
virtual void OnFrameWithInfoAvailable(
const gpu::Mailbox& mailbox,
const gfx::Size& coded_size,
const gfx::Rect& visible_rect,
const std::optional<gpu::VulkanYCbCrInfo>& ycbcr_info) = 0;
virtual ~Listener() {}
};
bool BindToCurrentThread(Listener* listener);
void OnDisconnectedFromGpuProcess();
void ForwardStreamTextureForSurfaceRequest(
const base::UnguessableToken& request_token);
void UpdateRotatedVisibleSize(const gfx::Size& size);
private:
// gpu::mojom::StreamTextureClient:
void OnFrameAvailable() override;
void OnFrameWithInfoAvailable(
const gpu::Mailbox& mailbox,
const gfx::Size& coded_size,
const gfx::Rect& visible_rect,
std::optional<gpu::VulkanYCbCrInfo> ycbcr_info) override;
int32_t route_id_;
raw_ptr<Listener> listener_;
scoped_refptr<gpu::GpuChannelHost> channel_;
// The StreamTextureHost may be created on another thread, but the Mojo
// endpoints below are to be bound on the compositor thread. This holds the
// pending renderer-side StreamTexture endpoint until it can be bound on the
// compositor thread.
mojo::PendingAssociatedRemote<gpu::mojom::StreamTexture> pending_texture_;
// Receives client messages from a corresponding StreamTexture instance in
// the GPU process.
mojo::AssociatedReceiver<gpu::mojom::StreamTextureClient> receiver_{this};
// Sends messages to a corresponding StreamTexture instance in the GPU
// process.
mojo::AssociatedRemote<gpu::mojom::StreamTexture> texture_remote_;
base::WeakPtrFactory<StreamTextureHost> weak_ptr_factory_{this};
};
} // namespace content
#endif // CONTENT_RENDERER_STREAM_TEXTURE_HOST_ANDROID_H_