[FFmpeg-devel] NVENC - HEVC + WP

Timo Rothenpieler timo at rothenpieler.org
Wed Oct 25 11:36:53 EEST 2017

Am 25.10.2017 um 06:06 schrieb Yogender Gupta:
> One of the users had recently complained about encoding problems with HEVC encoding with WP (Weighted Prediction). This is a driver issue that has been identified, and shows up when using HEVC + WP + (PictureTimingSEI messages and or buffering period SEI messages).
> Recently the PictureTiming SEI message was turned on by default in the NVENC code in ffmpeg and the issue shows up when doing HEVC encodes with WP turned on.
> We have a driver fix that will come up in a later release, and users would be suggested to not enable weighted prediction with HEVC till a fixed driver version is available.
> Regards,
> Yogender

Thanks for the heads up!
WP is turned off by default, so I don't think we need to patch ffmpeg here.
If some user shows up with this issue, I'll let them know what's going on.

-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/pkcs7-signature
Size: 3994 bytes
Desc: S/MIME Cryptographic Signature
URL: <http://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20171025/293b3482/attachment.bin>

More information about the ffmpeg-devel mailing list