#include "wrapper.h"

MadHeader * mad_header_create()
{
    MadHeader* header = new MadHeader;
    mad_header_init(header);
    return header;
}

MadFrame * mad_frame_create()
{
    MadFrame* frame = new MadFrame;
    mad_frame_init(frame);
    return frame;
}

emscripten::val MadFrame::getOverlap() const
{
    unsigned char* ptr = (unsigned char(*))overlap;
    return emscripten::val(typed_memory_view(sizeof *overlap, ptr));
}

emscripten::val MadFrame::getSbsample() const
{
    unsigned char* ptr = (unsigned char(*))&sbsample;
    return emscripten::val(typed_memory_view(sizeof sbsample, ptr));
}

MadStream* mad_stream_create() {
    MadStream* stream = new MadStream;
    mad_stream_init(stream);
    return stream;
}

emscripten::val MadStream::mainData()
{
    return emscripten::val(typed_memory_view(MAD_BUFFER_MDLEN, (unsigned char(*))main_data));
}

void MadStream::setBuffer(intptr_t bufferPtr, unsigned long length)
{
    mad_stream_buffer(this, (const unsigned char(*))bufferPtr, length);
}

int MadFrame::decode(mad_stream* stream)
{
    return mad_frame_decode(this, stream);
}