public static CMBlockBuffer CreateContiguous(CMBlockBuffer sourceBuffer, CMCustomBlockAllocator customBlockSource, nuint offsetToData, nuint dataLength, CMBlockBufferFlags flags, out CMBlockBufferError error)
{
if (sourceBuffer == null)
{
throw new ArgumentNullException("sourceBuffer");
}
IntPtr buffer;
if (customBlockSource == null)
{
error = CMBlockBufferCreateContiguous(IntPtr.Zero, sourceBuffer.handle, IntPtr.Zero, IntPtr.Zero, offsetToData, dataLength, flags, out buffer);
}
else
{
error = CMBlockBufferCreateContiguous(IntPtr.Zero, sourceBuffer.handle, IntPtr.Zero, ref customBlockSource.Cblock, offsetToData, dataLength, flags, out buffer);
}
if (error != CMBlockBufferError.None)
{
return(null);
}
var block = new CMBlockBuffer(buffer, true);
block.customAllocator = customBlockSource;
return(block);
}
public CMBlockBufferError AppendMemoryBlock(IntPtr memoryBlock, nuint blockLength, CMCustomBlockAllocator customBlockSource, nuint offsetToData, nuint dataLength, CMBlockBufferFlags flags)
{
if (Handle == IntPtr.Zero)
{
throw new ObjectDisposedException("BlockBuffer");
}
var blockAllocator = memoryBlock == IntPtr.Zero ? IntPtr.Zero : CFAllocator.Null.Handle;
if (customBlockSource == null)
{
return(CMBlockBufferAppendMemoryBlock(Handle, memoryBlock, blockLength, blockAllocator, IntPtr.Zero, offsetToData, dataLength, flags));
}
else
{
return(CMBlockBufferAppendMemoryBlock(Handle, memoryBlock, blockLength, blockAllocator, ref customBlockSource.Cblock, offsetToData, dataLength, flags));
}
}
public static CMBlockBuffer FromMemoryBlock(IntPtr memoryBlock, nuint blockLength, CMCustomBlockAllocator customBlockSource, nuint offsetToData, nuint dataLength, CMBlockBufferFlags flags, out CMBlockBufferError error)
{
var blockAllocator = memoryBlock == IntPtr.Zero ? IntPtr.Zero : CFAllocator.Null.Handle;
IntPtr buffer;
if (customBlockSource == null)
{
error = CMBlockBufferCreateWithMemoryBlock(IntPtr.Zero, memoryBlock, blockLength, blockAllocator, IntPtr.Zero, offsetToData, dataLength, flags, out buffer);
}
else
{
error = CMBlockBufferCreateWithMemoryBlock(IntPtr.Zero, memoryBlock, blockLength, blockAllocator, ref customBlockSource.Cblock, offsetToData, dataLength, flags, out buffer);
}
if (error != CMBlockBufferError.None)
{
return(null);
}
var block = new CMBlockBuffer(buffer, true);
block.customAllocator = customBlockSource;
return(block);
}
public CMBlockBufferError AppendMemoryBlock(IntPtr memoryBlock, nuint blockLength, CMCustomBlockAllocator customBlockSource, nuint offsetToData, nuint dataLength, CMBlockBufferFlags flags)
{
var blockAllocator = memoryBlock == IntPtr.Zero ? NativeHandle.Zero : CFAllocator.Null.Handle;
if (customBlockSource is null)
{
return(CMBlockBufferAppendMemoryBlock(GetCheckedHandle(), memoryBlock, blockLength, blockAllocator, IntPtr.Zero, offsetToData, dataLength, flags));
}
else
{
return(CMBlockBufferAppendMemoryBlock(GetCheckedHandle(), memoryBlock, blockLength, blockAllocator, ref customBlockSource.Cblock, offsetToData, dataLength, flags));
}
}
