// only height and stride compared, other parameters do not affect native buffers and can be simple overwritten
protected override bool infosMatch(ImageBufferInfo i0, ImageBufferInfo i1)
{
if (i0 == null)
{
return(i1 == null);
}
if (i1 == null)
{
return(i0 == null);
}
if (i0.Height != i1.Height)
{
return(false);
}
var s0 = i0.Stride;
var s1 = i1.Stride;
if (s0.Length != s1.Length)
{
return(false);
}
switch (i0.Stride.Length)
{
// most common case are 1 and 3 planes
case 1:
return(s0[0] == s1[0]);
case 2:
return(s0[0] == s1[0] && s0[1] == s1[1]);
case 3:
return(s0[0] == s1[0] && s0[1] == s1[1] && s0[2] == s1[2]);
default:
for (int i = 0; i < s0.Length; i++)
{
if (s0[i] != s1[i])
{
return(false);
}
}
return(true);
}
}
protected override T createObject(ImageBufferInfo info)
{
//UnityEngine.Debug.Log(LogPrefix + " Create " + pos);
return(factory(this, info));
}
public ImageBufferNativePool(int capacity, Factory factory, string name, ImageBufferInfo info) : base(capacity, name, info)
{
this.factory = factory;
}
public ImageBufferNativeGCHandleSinglePlane(ImageBufferNativePool <ImageBufferNativeGCHandleSinglePlane> pool, ImageBufferInfo info) : base(info)
{
if (info.Stride.Length != 1)
{
throw new Exception("ImageBufferNativeGCHandleSinglePlane wrong plane count " + info.Stride.Length);
}
this.pool = pool;
Planes = new IntPtr[1];
}
public ImageBufferNativeAlloc(ImageBufferNativePool <ImageBufferNativeAlloc> pool, ImageBufferInfo info) : base(info)
{
this.pool = pool;
Planes = new IntPtr[info.Stride.Length];
for (int i = 0; i < info.Stride.Length; i++)
{
Planes[i] = System.Runtime.InteropServices.Marshal.AllocHGlobal(info.Stride[i] * info.Height);
}
}
public ImageBufferNative(ImageBufferInfo info)
{
Info = info;
}