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77 lines
2.4 KiB
77 lines
2.4 KiB
// Copyright (C) 2020 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include "host-common/GoldfishMediaDefs.h"
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#include "host-common/MediaTexturePool.h"
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#include "android/opengles.h"
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#include <stddef.h>
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#include <stdint.h>
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#include <list>
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namespace android {
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namespace emulation {
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// This is a helper class to render decoded frames
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// to host color buffer
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class MediaHostRenderer {
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public:
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using TextureFrame = MediaTexturePool::TextureFrame;
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// get a TextureFrame structure to hold decoded frame
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MediaTexturePool::TextureFrame getTextureFrame(int w, int h);
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void saveDecodedFrameToTexture(MediaTexturePool::TextureFrame frame,
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void* privData,
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void* func);
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// put back a used TextureFrame so it can be reused again
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// later
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void putTextureFrame(MediaTexturePool::TextureFrame frame) {
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mTexturePool.putTextureFrame(frame);
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}
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void cleanUpTextures();
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MediaTexturePool* getTexturePool() { return &mTexturePool; }
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private:
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MediaTexturePool mTexturePool;
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public:
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// render decoded frame stored in CPU memory
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void renderToHostColorBuffer(int hostColorBufferId,
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unsigned int outputWidth,
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unsigned int outputHeight,
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uint8_t* decodedFrame);
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// render decoded frame stored in GPU texture; recycle the swapped
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// out texture from colorbuffer into framepool
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void renderToHostColorBufferWithTextures(
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int hostColorBufferId,
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unsigned int outputWidth,
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unsigned int outputHeight,
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MediaTexturePool::TextureFrame frame);
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MediaHostRenderer();
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~MediaHostRenderer();
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private:
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AndroidVirtioGpuOps* mVirtioGpuOps = nullptr;
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};
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} // namespace emulation
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} // namespace android
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