**System Information**
Windows 7, Intel Core i7-2600 CPU
**Blender Version**
Broken: 2.7a f93bc76
**Short description of error**
Samples that are used in ID mask channel is not the same as in the original render, which is mostly visible in blurred areas such as DOF and motion blur. This happens with both ID mask types: material ID and object ID. Can you fix this, so the ID masks can be used to change an objects or materials look after rendering in compositing stage.
**Exact steps for others to reproduce the error**
Attached file is an example of this error. This can be reproduced by rendering and see the output of the viewer node in the compositor window.
{F85891}