[FFmpeg-user] h264 pic_init_qp_minus26 out of range

[Phillipe Laterrade]

Hello Mark,

Yes, the source file and the destination files are 10 bits.

Thank's.
Philippe.


-----Message d'origine-----
De : ffmpeg-user [mailto:ffmpeg-user-bounces at ffmpeg.org] De la part de Mark Thompson
Envoyé : jeudi 24 mai 2018 12:22
À : ffmpeg-user at ffmpeg.org
Objet : Re: [FFmpeg-user] h264 pic_init_qp_minus26 out of range

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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