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52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
1 year ago
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/**
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* @file samplebuffer.hpp
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* @brief Manages ADC/DAC buffer data.
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*
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* Copyright (C) 2021 Clyne Sullivan
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*
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* Distributed under the GNU GPL v3 or later. You should have received a copy of
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* the GNU General Public License along with this program.
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* If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef SAMPLEBUFFER_HPP_
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#define SAMPLEBUFFER_HPP_
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#include <array>
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#include <cstdint>
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using Sample = uint16_t;
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constexpr unsigned int MAX_SAMPLE_BUFFER_BYTESIZE = sizeof(Sample) * 8192;
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constexpr unsigned int MAX_SAMPLE_BUFFER_SIZE = MAX_SAMPLE_BUFFER_BYTESIZE / sizeof(Sample);
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class SampleBuffer
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{
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public:
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SampleBuffer(Sample *buffer);
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void clear();
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void modify(Sample *data, unsigned int srcsize);
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void midmodify(Sample *data, unsigned int srcsize);
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void setModified();
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void setMidmodified();
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Sample *modified();
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Sample *data();
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Sample *middata();
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uint8_t *bytedata();
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void setSize(unsigned int size);
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unsigned int size() const;
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unsigned int bytesize() const;
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private:
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Sample *m_buffer = nullptr;
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unsigned int m_size = MAX_SAMPLE_BUFFER_SIZE;
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Sample *m_modified = nullptr;
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};
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#endif // SAMPLEBUFFER_HPP_
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