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59 lines
1023 B
59 lines
1023 B
5 years ago
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#ifndef FRAMEREADER_HPP
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#define FRAMEREADER_HPP
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#include <unistd.h>
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#include <vector>
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#include <map>
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#include <thread>
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#include <mutex>
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#include <list>
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#include <condition_variable>
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#include "channel.hpp"
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// independent of QT, needs ffmpeg
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extern "C" {
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#include <libavcodec/avcodec.h>
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#include <libavformat/avformat.h>
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#include <libswscale/swscale.h>
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}
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class FrameReader {
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public:
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FrameReader(const char *fn);
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uint8_t *get(int idx);
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AVFrame *toRGB(AVFrame *);
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void waitForReady() {
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while (!joined) usleep(10*1000);
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}
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int getRGBSize() { return width*height*3; }
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void loaderThread();
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void cacherThread();
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private:
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AVFormatContext *pFormatCtx = NULL;
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AVCodecContext *pCodecCtx = NULL;
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struct SwsContext *sws_ctx = NULL;
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int width = 1164;
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int height = 874;
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std::vector<AVPacket *> pkts;
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std::thread *t;
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bool joined = false;
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std::map<int, uint8_t *> cache;
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std::mutex mcache;
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void GOPCache(int idx);
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channel<int> to_cache;
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bool valid = true;
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char url[0x400];
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};
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#endif
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