65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
#ifndef TAG_PARSER_WAVEAUDIOSTREAM_H
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#define TAG_PARSER_WAVEAUDIOSTREAM_H
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#include "../abstracttrack.h"
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namespace TagParser {
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class TAG_PARSER_EXPORT WaveFormatHeader {
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public:
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constexpr WaveFormatHeader();
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void parse(CppUtilities::BinaryReader &reader);
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std::pair<MediaFormat, std::uint64_t> parseExt(CppUtilities::BinaryReader &reader, std::uint64_t maxSize, Diagnostics &diag);
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MediaFormat format() const;
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constexpr std::uint32_t bitrate() const;
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std::uint16_t formatTag;
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std::uint16_t channelCount;
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std::uint16_t sampleRate;
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std::uint16_t bytesPerSecond;
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std::uint16_t chunkSize;
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std::uint16_t bitsPerSample;
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};
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/*!
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* \brief Constructs a new WaveFormatHeader.
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*/
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constexpr WaveFormatHeader::WaveFormatHeader()
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: formatTag(0)
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, channelCount(0)
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, sampleRate(0)
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, bytesPerSecond(0)
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, chunkSize(0)
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, bitsPerSample(0)
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{
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}
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/*!
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* \brief Calculates the bitrate from the header data.
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*/
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constexpr std::uint32_t WaveFormatHeader::bitrate() const
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{
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return bitsPerSample * sampleRate * channelCount;
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}
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class TAG_PARSER_EXPORT WaveAudioStream : public AbstractTrack {
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public:
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WaveAudioStream(std::iostream &stream, std::uint64_t startOffset);
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~WaveAudioStream() override;
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TrackType type() const override;
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static void addInfo(const WaveFormatHeader &waveHeader, AbstractTrack &track);
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protected:
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void internalParseHeader(Diagnostics &diag) override;
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private:
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std::uint64_t m_dataOffset;
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};
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} // namespace TagParser
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#endif // TAG_PARSER_WAVEAUDIOSTREAM_H
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