synth_8bit.h File Reference

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Functions
int	SYNTH_NAME (real *bandPtr, int channel, mpg123_handle *fr, int final)
int	MONO_NAME (real *bandPtr, mpg123_handle *fr)
int	MONO2STEREO_NAME (real *bandPtr, mpg123_handle *fr)

Function Documentation

MONO2STEREO_NAME()

int MONO2STEREO_NAME	(	real *	bandPtr,
		mpg123_handle *	fr
	)

Definition at line 62 of file synth_8bit.h.

{
    short samples_tmp[BLOCK];
    short *tmp1 = samples_tmp;
    int i,ret;
 
    unsigned char *samples = fr->buffer.data;
    int pnt = fr->buffer.fill;
    fr->buffer.data = (unsigned char*) samples_tmp;
    fr->buffer.fill = 0;
    ret = BASE_SYNTH_NAME(bandPtr, 0, fr, 0);
    fr->buffer.data = samples;
 
    samples += pnt;
    for(i=0;i<(BLOCK/2);i++)
    {
        *samples++ = fr->conv16to8[*tmp1>>AUSHIFT];
        *samples++ = fr->conv16to8[*tmp1>>AUSHIFT];
        tmp1 += 2;
    }
    fr->buffer.fill = pnt + BLOCK;
 
    return ret;
}

MONO_NAME()

int MONO_NAME	(	real *	bandPtr,
		mpg123_handle *	fr
	)

Definition at line 38 of file synth_8bit.h.

{
    short samples_tmp[BLOCK];
    short *tmp1 = samples_tmp;
    int i,ret;
 
    unsigned char *samples = fr->buffer.data;
    int pnt = fr->buffer.fill;
    fr->buffer.data = (unsigned char*) samples_tmp;
    fr->buffer.fill = 0;
    ret = BASE_SYNTH_NAME(bandPtr, 0, fr, 0);
    fr->buffer.data = samples;
 
    samples += pnt;
    for(i=0;i<(BLOCK/2);i++)
    {
        *samples++ = fr->conv16to8[*tmp1>>AUSHIFT];
        tmp1+=2;
    }
    fr->buffer.fill = pnt + BLOCK/2;
 
    return ret;
}

SYNTH_NAME()

int SYNTH_NAME	(	real *	bandPtr,
		int	channel,
		mpg123_handle *	fr,
		int	final
	)

Definition at line 13 of file synth_8bit.h.

{
    short samples_tmp[BLOCK];
    short *tmp1 = samples_tmp + channel;
    int i,ret;
 
    unsigned char *samples = fr->buffer.data;
    int pnt = fr->buffer.fill;
    fr->buffer.data = (unsigned char*) samples_tmp;
    fr->buffer.fill = 0;
    ret = BASE_SYNTH_NAME(bandPtr, channel, fr , 0);
    fr->buffer.data = samples;
 
    samples += channel + pnt;
    for(i=0;i<(BLOCK/2);i++)
    {
        *samples = fr->conv16to8[*tmp1>>AUSHIFT];
        samples += 2;
        tmp1 += 2;
    }
    fr->buffer.fill = pnt + (final ? BLOCK : 0 );
 
    return ret;
}