Fabio
c36510c21e
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57 lines
1.2 KiB
C++
57 lines
1.2 KiB
C++
#pragma once
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#include <array>
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#include <cstdint>
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#include <filesystem>
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#include <string_view>
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#include <unordered_map>
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#include <vector>
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namespace engine::models::controlfoley::video {
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struct DecodedFrame {
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double time = 0.0;
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std::vector<uint8_t> rgb;
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};
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struct SourceVideo {
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int64_t width = 0;
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int64_t height = 0;
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std::vector<DecodedFrame> frames;
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};
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SourceVideo load_video_frames(
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const std::filesystem::path & path,
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double max_duration_sec = 0.0);
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class ResizedFrameCache {
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public:
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ResizedFrameCache(
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const SourceVideo & video,
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int64_t size,
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bool center_crop);
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std::vector<float> extract(
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float duration_sec,
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int64_t fps,
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const std::array<float, 3> & mean,
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const std::array<float, 3> & std,
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std::string_view trace_name = {});
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private:
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const SourceVideo * video_;
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int64_t size_;
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bool center_crop_;
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std::unordered_map<int64_t, std::vector<uint8_t>> cache_;
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};
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std::vector<float> extract_video_frames(
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const SourceVideo & video,
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float duration_sec,
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int64_t fps,
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int64_t size,
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bool center_crop,
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const std::array<float, 3> & mean,
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const std::array<float, 3> & std);
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} // namespace engine::models::controlfoley::video
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