[FFmpeg-user] h264 pic_init_qp_minus26 out of range

Mark Thompson sw at jkqxz.net
Thu May 24 13:21:34 EEST 2018


On 24/05/18 10:46, Phillipe Laterrade wrote:
> Hello,
> 
>  
> 
> I'm experiencing a problem when transcoding to h264 :
> 
> The pic_init_qp_minus26 parameter is out of range (-28,-30,-31..) on some
> files but not on the whole transcoded files.

The range of pic_init_qp_minus26 is [-26 - 6 * bit_depth_luma_minus8, +25].  Does your file have a bit depth greater than 8?

- Mark


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