Channel icon get corrupted when changing channel

[Jarno Suni]

1. Choose chromekey or softblend OSD renderer in Video-playback setup.

2. Watch TV, then press up arrow or down arrow to change the channel of which info is shown. Repeat.

3. Alternatively, while watching TV, press i twice to get channel info. Then do 2.

4. Channel icon is corrupted.

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: mythtv-frontend 2:0.27.5+fixes.20151225.a62fc0d-0ubuntu0mythbuntu4 [origin: LP-PPA-mythbuntu-0.27]
ProcVersionSignature: Ubuntu 3.19.0-42.48~14.04.1-generic 3.19.8-ckt10
Uname: Linux 3.19.0-42-generic i686
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: i386
CrashDB: mythbuntu
CurrentDesktop: XFCE
Date: Mon Jan 4 14:52:49 2016
InstallationDate: Installed on 2016-01-01 (2 days ago)
InstallationMedia: Mythbuntu 14.04.3 LTS "Trusty Tahr" - Beta i386 (20150805)
Installed_mythtv_dbg: 2:0.27.5+fixes.20151225.a62fc0d-0ubuntu0mythbuntu4
SourcePackage: mythtv
UpgradeStatus: No upgrade log present (probably fresh install)