[mythtv] Resync to ffmpeg 4.0

[Peter Bennett]

On 05/24/2018 05:14 PM, Peter Bennett wrote:
> I have re-synced the MythTV master source and put the results in 
> branch devel/ffmpeg-resync to ffmpeg 4.0. I am now using the forked 
> FFmpeg repository MythTV/FFmpeg to track our customization. Future 
> merges should be easier, by creating the branch on MythTV/FFmpeg and 
> doing a git merge from FFmpeg/FFmpeg. There could still be conflicts 
> and errors needing fixing but I think the process will be an improvement.
>
> Let me know if there are any problems with the devel/ffmpeg-resync 
> branch.
>
> Note the first commit caused a compile failure because I did not fix 
> the plugins (I tend to forget those). That is why there are dozens of 
> buildslave failures.
>
> Peter
>
I have tested the devel/ffmpeg-resync branch with FFmpeg 4.0: Playback 
with OpenGL, VAAPI, XVideo, VDPAU. Also tested on Raspberry Pi OpenMax 
and Android OpenGL. All is working. If nobody has any problems or 
objections I will move it to MythTV Master in a few days.

Peter