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47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
#ifndef MANGLE_SOUND_STREAMSOURCE_H
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#define MANGLE_SOUND_STREAMSOURCE_H
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#include "../source.hpp"
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namespace Mangle {
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namespace Sound {
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/// A class for reading raw samples directly from a stream.
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class Stream2Samples : public SampleSource
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{
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Mangle::Stream::StreamPtr inp;
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int32_t rate, channels, bits;
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public:
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Stream2Samples(Mangle::Stream::StreamPtr _inp, int32_t _rate, int32_t _channels, int32_t _bits)
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: inp(_inp), rate(_rate), channels(_channels), bits(_bits)
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{
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isSeekable = inp->isSeekable;
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hasPosition = inp->hasPosition;
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hasSize = inp->hasSize;
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hasPtr = inp->hasPtr;
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}
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/// Get the sample rate, number of channels, and bits per
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/// sample. NULL parameters are ignored.
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void getInfo(int32_t *_rate, int32_t *_channels, int32_t *_bits)
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{
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if(_rate) *_rate = rate;
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if(_channels) *_channels = channels;
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if(_bits) *_bits = bits;
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}
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size_t read(void *out, size_t count)
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{ return inp->read(out, count); }
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void seek(size_t pos) { inp->seek(pos); }
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size_t tell() const { return inp->tell(); }
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size_t size() const { return inp->size(); }
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bool eof() const { return inp->eof(); }
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const void *getPtr() { return inp->getPtr(); }
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const void *getPtr(size_t size) { return inp->getPtr(size); }
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const void *getPtr(size_t pos, size_t size) { return inp->getPtr(pos, size); }
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};
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}} // namespaces
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#endif
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