47 lines
1.6 KiB
C++
47 lines
1.6 KiB
C++
#ifndef MEDIAPIPE_GPU_GPU_BUFFER_STORAGE_IMAGE_FRAME_H_
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#define MEDIAPIPE_GPU_GPU_BUFFER_STORAGE_IMAGE_FRAME_H_
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#include <memory>
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#include "mediapipe/framework/formats/image_frame.h"
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#include "mediapipe/gpu/gpu_buffer_format.h"
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#include "mediapipe/gpu/gpu_buffer_storage.h"
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#include "mediapipe/gpu/image_frame_view.h"
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namespace mediapipe {
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// Implements support for ImageFrame as a backing storage of GpuBuffer.
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class GpuBufferStorageImageFrame
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: public internal::GpuBufferStorageImpl<
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GpuBufferStorageImageFrame, internal::ViewProvider<ImageFrame>> {
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public:
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explicit GpuBufferStorageImageFrame(std::shared_ptr<ImageFrame> image_frame)
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: image_frame_(image_frame) {}
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GpuBufferStorageImageFrame(int width, int height, GpuBufferFormat format) {
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image_frame_ = std::make_shared<ImageFrame>(
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ImageFormatForGpuBufferFormat(format), width, height);
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}
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int width() const override { return image_frame_->Width(); }
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int height() const override { return image_frame_->Height(); }
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GpuBufferFormat format() const override {
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return GpuBufferFormatForImageFormat(image_frame_->Format());
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}
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std::shared_ptr<const ImageFrame> image_frame() const { return image_frame_; }
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std::shared_ptr<ImageFrame> image_frame() { return image_frame_; }
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std::shared_ptr<const ImageFrame> GetReadView(
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internal::types<ImageFrame>) const override {
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return image_frame_;
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}
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std::shared_ptr<ImageFrame> GetWriteView(
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internal::types<ImageFrame>) override {
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return image_frame_;
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}
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private:
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std::shared_ptr<ImageFrame> image_frame_;
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};
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} // namespace mediapipe
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#endif // MEDIAPIPE_GPU_GPU_BUFFER_STORAGE_IMAGE_FRAME_H_
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