tree 1a9f41dfb87746025af197296374565c4a6c00f1
parent 4aee17d7de6535be8f097e7bbd3c9603eec8a6e4
author Luc Trudeau <luc@trud.ca> 1499192015 -0400
committer Luc Trudeau <luc@trud.ca> 1499347991 -0400

[CFL] clip CFL prediction to avoid overflow

The value predicted using CfL is clipped to avoid going out of the
scope of the uint8. Both overflow and underflow was detected over
Subtset1.

Results on Subset1 (compared to 7e55571 with CfL enabled)

  PSNR | PSNR Cb | PSNR Cr | PSNR HVS |   SSIM | MS SSIM | CIEDE 2000
0.0019 |  0.0001 |  0.0009 |   0.0047 | 0.0020 |  0.0023 |     0.0012

Change-Id: Ie1190e2286aa90542eaa68b814cc5cfa031acb73