/// <summary>
/// Open Audio Codec Manager MP3 decoder.
/// ACM��g����MP3��f�R�[�h����B
/// </summary>
/// <param name="maxBufferSize">Max decode bytes per calling Decode.</param>
public AcmMp3Decoder(int maxBufferSize)
{
this.maxBufferSize = maxBufferSize;
Win32.MPEGLayer3WaveFormat src = new Win32.MPEGLayer3WaveFormat(44100, 16, 2);
Win32.WaveFormatEx dst = new Win32.WaveFormatEx(44100, 16, 2);
int mmret = Win32.acmFormatSuggest(IntPtr.Zero, ref src, ref dst, (uint)Win32.WaveFormatEx.SizeOfWaveFormatEx, Win32.ACM_FORMATSUGGESTF_WFORMATTAG);
if (mmret != 0)
throw new Exception("Error on acmFormatSuggest. (ret=" + mmret + ") no mp3 codec found...?");
mmret = Win32.acmStreamOpen(out deviceHandle, IntPtr.Zero, ref src, ref dst, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, 0);
if (mmret != 0)
throw new Exception("Error on acmStreamOpen. (ret=" + mmret + ")");
}
/// <summary>
/// Open Audio Codec Manager MP3 decoder.
/// ACM��g����MP3��f�R�[�h����B
/// </summary>
/// <param name="maxBufferSize">Max decode bytes per calling Decode.</param>
public AcmMp3Decoder(int maxBufferSize)
{
this.maxBufferSize = maxBufferSize;
Win32.MPEGLayer3WaveFormat src = new Win32.MPEGLayer3WaveFormat(44100, 16, 2);
Win32.WaveFormatEx dst = new Win32.WaveFormatEx(44100, 16, 2);
int mmret = Win32.acmFormatSuggest(IntPtr.Zero, ref src, ref dst, (uint)Win32.WaveFormatEx.SizeOfWaveFormatEx, Win32.ACM_FORMATSUGGESTF_WFORMATTAG);
if (mmret != 0)
throw new Exception("���̃}�V���AMP3�f�R�[�h�ł��Ȃ����Č����Ă܂� (" + mmret + ")");
mmret = Win32.acmStreamOpen(out deviceHandle, IntPtr.Zero, ref src, ref dst, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, 0);
if (mmret != 0)
throw new Exception("�f�o�C�X���J���܂���ł����B(" + mmret + ")");
}
/// <summary>
/// Open Audio Codec Manager MP3 decoder.
/// ACMを使ってMP3をデコードする。
/// </summary>
/// <param name="maxBufferSize">Max decode bytes per calling Decode.</param>
public AcmMp3Decoder(int maxBufferSize)
{
this.maxBufferSize = maxBufferSize;
Win32.MPEGLayer3WaveFormat src = new Win32.MPEGLayer3WaveFormat(44100, 16, 2);
Win32.WaveFormatEx dst = new Win32.WaveFormatEx(44100, 16, 2);
int mmret = Win32.acmFormatSuggest(IntPtr.Zero, ref src, ref dst, (uint)Win32.WaveFormatEx.SizeOfWaveFormatEx, Win32.ACM_FORMATSUGGESTF_WFORMATTAG);
if (mmret != 0)
{
throw new Exception("Error on acmFormatSuggest. (ret=" + mmret + ") no mp3 codec found...?");
}
mmret = Win32.acmStreamOpen(out deviceHandle, IntPtr.Zero, ref src, ref dst, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, 0);
if (mmret != 0)
{
throw new Exception("Error on acmStreamOpen. (ret=" + mmret + ")");
}
}