/// <summary>
/// Raw Wav Data に対してフィルタリングする。
/// ステレオ版。
/// </summary>
/// <param name="data">Raw Data</param>
/// <param name="filter">フィルタ</param>
/// <param name="is16bit">Raw Data の形式が16ビットか8ビットか。</param>
public static void FilteringRawData(byte[] data, Stereo1SampleFilter filter, bool is16bit)
{
unsafe
{
fixed(byte *begin = data)
{
if (is16bit)
{
short *end = (short *)(begin + (data.Length & (~3)));
for (short *p = (short *)begin; p != (short *)end; p += 2)
{
filter(ref *p, ref *(p + 1));
}
}
else
{
byte *end = begin + (data.Length & (~1));
for (byte *p = begin; p != end; p += 2)
{
short l = BiasedByteToShort(*p);
short r = BiasedByteToShort(*(p + 1));
filter(ref l, ref r);
*p = ClipToByte(l);
*(p + 1) = ClipToByte(r);
}
}
}
}
}
/// <summary>
/// Raw Wav Data に対してフィルタリングする。
/// ステレオ版。
/// </summary>
/// <param name="data">Raw Data</param>
/// <param name="filter">フィルタ</param>
/// <param name="is16bit">Raw Data の形式が16ビットか8ビットか。</param>
public static void FilteringRawData(byte[] data, Stereo1SampleFilter filter, bool is16bit)
{
unsafe
{
fixed(byte* begin = data)
{
if(is16bit)
{
short* end = (short*)(begin + (data.Length & (~3)));
for(short* p = (short*)begin; p != (short*)end; p += 2)
{
filter(ref *p, ref *(p + 1));
}
}
else
{
byte* end = begin + (data.Length & (~1));
for(byte* p = begin; p != end; p += 2)
{
short l = BiasedByteToShort(*p);
short r = BiasedByteToShort(*(p + 1));
filter(ref l, ref r);
*p = ClipToByte(l);
*(p + 1) = ClipToByte(r);
}
}
}
}
}
