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73 lines
1.5 KiB
C++
73 lines
1.5 KiB
C++
#ifndef PCM_CHUNK_H
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#define PCM_CHUNK_H
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#include "message.h"
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#include "wireChunk.h"
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#include "sampleFormat.h"
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typedef std::chrono::time_point<std::chrono::high_resolution_clock, std::chrono::milliseconds> time_point_ms;
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class PcmChunk : public WireChunk
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{
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public:
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PcmChunk(const SampleFormat& sampleFormat, size_t ms);
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PcmChunk();
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~PcmChunk();
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int readFrames(void* outputBuffer, size_t frameCount);
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bool isEndOfChunk() const;
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inline time_point_ms timePoint() const
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{
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time_point_ms tp;
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std::chrono::milliseconds::rep relativeIdxTp = ((double)idx / ((double)format.rate/1000.));
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return
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tp +
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std::chrono::seconds(tv_sec) +
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std::chrono::milliseconds(tv_usec / 1000) +
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std::chrono::milliseconds(relativeIdxTp);
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}
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template<typename T>
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inline T getAge() const
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{
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return getAge<T>(timePoint());
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}
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inline long getAge() const
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{
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return getAge<std::chrono::milliseconds>().count();
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}
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inline static long getAge(const time_point_ms& time_point)
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{
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return getAge<std::chrono::milliseconds>(time_point).count();
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}
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template<typename T, typename U>
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static inline T getAge(const std::chrono::time_point<U>& time_point)
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{
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return std::chrono::duration_cast<T>(std::chrono::high_resolution_clock::now() - time_point);
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}
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int seek(int frames);
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double getDuration() const;
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double getDurationUs() const;
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double getTimeLeft() const;
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double getFrameCount() const;
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SampleFormat format;
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private:
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// SampleFormat format_;
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uint32_t idx;
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};
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#endif
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