cog/Frameworks/OpenMPT.old/OpenMPT/openmpt123/openmpt123_raw.hpp

59 lines
1.9 KiB
C++

/*
* openmpt123_raw.hpp
* ------------------
* Purpose: libopenmpt command line player
* Notes : (currently none)
* Authors: OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#ifndef OPENMPT123_RAW_HPP
#define OPENMPT123_RAW_HPP
#include "openmpt123_config.hpp"
#include "openmpt123.hpp"
#include <fstream>
namespace openmpt123 {
class raw_stream_raii : public file_audio_stream_base {
private:
commandlineflags flags;
std::ofstream file;
std::vector<float> interleaved_float_buffer;
std::vector<std::int16_t> interleaved_int_buffer;
public:
raw_stream_raii( const std::string & filename, const commandlineflags & flags_, std::ostream & /*log*/ ) : flags(flags_), file(filename.c_str(), std::ios::binary) {
return;
}
~raw_stream_raii() {
return;
}
void write_metadata( std::map<std::string,std::string> /* metadata */ ) override {
return;
}
void write( const std::vector<float*> buffers, std::size_t frames ) override {
interleaved_float_buffer.clear();
for ( std::size_t frame = 0; frame < frames; frame++ ) {
for ( std::size_t channel = 0; channel < buffers.size(); channel++ ) {
interleaved_float_buffer.push_back( buffers[channel][frame] );
}
}
file.write( reinterpret_cast<const char *>( interleaved_float_buffer.data() ), frames * buffers.size() * sizeof( float ) );
}
void write( const std::vector<std::int16_t*> buffers, std::size_t frames ) override {
interleaved_int_buffer.clear();
for ( std::size_t frame = 0; frame < frames; frame++ ) {
for ( std::size_t channel = 0; channel < buffers.size(); channel++ ) {
interleaved_int_buffer.push_back( buffers[channel][frame] );
}
}
file.write( reinterpret_cast<const char *>( interleaved_int_buffer.data() ), frames * buffers.size() * sizeof( std::int16_t ) );
}
};
} // namespace openmpt123
#endif // OPENMPT123_RAW_HPP