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49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
#ifndef MANGLE_SOUND_WAV_SOURCE_H
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#define MANGLE_SOUND_WAV_SOURCE_H
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#include "../source.hpp"
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#include <assert.h>
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namespace Mangle {
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namespace Sound {
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/// WAV file decoder. Has no external library dependencies.
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class WavSource : public SampleSource
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{
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// Sound info
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uint32_t rate, channels, bits;
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// Total size (of output) and bytes left
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uint32_t total, left;
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// Offset in input of the beginning of the data block
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size_t dataOffset;
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Mangle::Stream::StreamPtr input;
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void open(Mangle::Stream::StreamPtr);
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public:
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/// Decode the given sound file
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WavSource(const std::string&);
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/// Decode from stream
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WavSource(Mangle::Stream::StreamPtr s)
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{ open(s); }
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void getInfo(int32_t *rate, int32_t *channels, int32_t *bits);
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size_t read(void *data, size_t length);
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void seek(size_t);
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size_t tell() const { return total-left; }
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size_t size() const { return total; }
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bool eof() const { return left > 0; }
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};
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#include "loadertemplate.hpp"
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/// A factory that loads WavSources from file and stream
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typedef SSL_Template<WavSource,true,true> WavLoader;
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}} // Namespace
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#endif
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