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65 lines
1.2 KiB
C++
65 lines
1.2 KiB
C++
#ifndef PCM_CHUNK_H
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#define PCM_CHUNK_H
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#include <chrono>
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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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#include "common/timeDefs.h"
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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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inline chronos::time_point_hrc timePoint() const
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{
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return chronos::time_point_hrc(
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chronos::sec(timestamp.sec) +
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chronos::usec(timestamp.usec) +
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chronos::usec((chronos::usec::rep)(1000000. * ((double)idx / (double)format.rate)))
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);
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}
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int seek(int frames);
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template<typename T>
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inline T duration() const
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{
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return std::chrono::duration_cast<T>(chronos::nsec((chronos::nsec::rep)(1000000 * getFrameCount() / format.msRate())));
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}
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template<typename T>
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inline T durationLeft() const
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{
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return std::chrono::duration_cast<T>(chronos::nsec((chronos::nsec::rep)(1000000 * (getFrameCount() - idx) / format.msRate())));
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}
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inline bool isEndOfChunk() const
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{
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return idx >= getFrameCount();
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}
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inline size_t getFrameCount() const
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{
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return (payloadSize / format.frameSize);
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}
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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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