[mythtv] Mythtranscode HLS/AVF heavily distorted output

[Warpme]

On 29/07/15 15:02, William Wilhelm wrote:
> The culprit was commit db5c40cfc14dcca456446fe059b01fe90211dd60.
>
> This is the reversion diff.
>
> diff --git a/mythtv/libs/libmythtv/mythframe.h 
> b/mythtv/libs/libmythtv/mythframe.h
> index 444b676..f27da5b 100644
> --- a/mythtv/libs/libmythtv/mythframe.h
> +++ b/mythtv/libs/libmythtv/mythframe.h
> @@ -95,7 +95,7 @@ static inline void init(VideoFrame *vf, 
> VideoFrameType _codec,
>                          const int *p = 0,
>                          const int *o = 0,
>                          float _aspect = -1.0f, double _rate = -1.0f,
> -                        int _aligned = 64) MUNUSED;
> +                        int _aligned = 0) MUNUSED;
>  static inline void clear(VideoFrame *vf);
>  static inline bool compatible(const VideoFrame *a,
>                                const VideoFrame *b) MUNUSED;
> @@ -284,7 +284,7 @@ static inline int bitsperpixel(VideoFrameType type)
>  }
>
>  static inline uint buffersize(VideoFrameType type, int width, int 
> height,
> -                              int _aligned = 64)
> +                              int _aligned = 16)
>  {
>      int  type_bpp = bitsperpixel(type);
>      uint bpp = type_bpp / 4; /* bits per pixel div common factor */
> diff --git a/mythtv/libs/libmythtv/videobuffers.h 
> b/mythtv/libs/libmythtv/videobuffers.h
> index 14fed78..b1f93c1 100644
> --- a/mythtv/libs/libmythtv/videobuffers.h
> +++ b/mythtv/libs/libmythtv/videobuffers.h
> @@ -47,7 +47,7 @@ class YUVInfo
>  {
>    public:
>      YUVInfo(uint w, uint h, uint size, const int *p, const int *o,
> -            int aligned = 64);
> +            int aligned = 0);
>
>    public:
>      uint width;
>
> John are you able to test this on your end, and do you know what is 
> going on here?
> The original commit message is "Create pitch/strides that are a 
> multiple of 32 bytes".
>
> Thanks.
>
Will,
Many thx for finding root cause. I have exactly the same HLS distortions 
on H264 SD channels. HD channels are OK.
Reverting commit You mention fixes issue for me.
This is definitely regression.
Thx!