bsnes/nall/encode/wav.hpp

53 lines
1.1 KiB
C++

#pragma once
namespace nall::Encode {
struct WAV {
static auto stereo_16bit(const string& filename, array_view<int16_t> left, array_view<int16_t> right, uint frequency) -> bool {
if(left.size() != right.size()) return false;
static uint channels = 2;
static uint bits = 16;
static uint samples = left.size();
file_buffer fp;
if(!fp.open(filename, file::mode::write)) return false;
fp.write('R');
fp.write('I');
fp.write('F');
fp.write('F');
fp.writel(4 + (8 + 16) + (8 + samples * 4), 4);
fp.write('W');
fp.write('A');
fp.write('V');
fp.write('E');
fp.write('f');
fp.write('m');
fp.write('t');
fp.write(' ');
fp.writel(16, 4);
fp.writel(1, 2);
fp.writel(channels, 2);
fp.writel(frequency, 4);
fp.writel(frequency * channels * bits, 4);
fp.writel(channels * bits, 2);
fp.writel(bits, 2);
fp.write('d');
fp.write('a');
fp.write('t');
fp.write('a');
fp.writel(samples * 4, 4);
for(uint sample : range(samples)) {
fp.writel(left[sample], 2);
fp.writel(right[sample], 2);
}
return true;
}
};
}