private void xingSeekTable(VBRSeekInfo v, sbyte[] t)
{
if (v.pos <= 0)
{
return;
}
for (var i = 1; i < NUMTOCENTRIES; ++i)
{
float j = i / (float)NUMTOCENTRIES, act, sum;
var indx = (int)Math.Floor(j * v.pos);
if (indx > v.pos - 1)
{
indx = v.pos - 1;
}
act = v.bag[indx];
sum = v.sum;
var seek_point = (int)(256.0 * act / sum);
if (seek_point > 255)
{
seek_point = 255;
}
t[i] = (sbyte)seek_point;
}
}
/// <summary>
/// *********************************************************************
/// Robert Hegemann 2001-01-17
/// **********************************************************************
/// </summary>
private void addVbr(VBRSeekInfo v, int bitrate)
{
v.nVbrNumFrames++;
v.sum += bitrate;
v.seen++;
if (v.seen < v.want)
{
return;
}
if (v.pos < v.size)
{
v.bag[v.pos] = v.sum;
v.pos++;
v.seen = 0;
}
if (v.pos == v.size)
{
for (var i = 1; i < v.size; i += 2)
{
v.bag[i / 2] = v.bag[i];
}
v.want *= 2;
v.pos /= 2;
}
}
