[FFmpeg-user] ddagrab

Gyan Doshi ffmpeg at gyani.pro
Mon Feb 20 15:54:05 EET 2023



On 2023-02-20 07:15 pm, Michael Koch wrote:
> Am 20.02.2023 um 14:29 schrieb Gyan Doshi:
>>
>>
>> On 2023-02-20 06:27 pm, Michael Koch wrote:
>>> Am 20.02.2023 um 13:50 schrieb Gyan Doshi:
>>>>
>>>>
>>>> On 2023-02-20 06:03 pm, Michael Koch wrote:
>>>>> Hello,
>>>>>
>>>>> I'm testing the ddagrab filter with the example from the 
>>>>> documentation. I did only add -t 10 -y, but that can't be the 
>>>>> problem.
>>>>>
>>>>> ffmpeg -f lavfi -i ddagrab -c:v h264_nvenc -cq 18 -t 10 -y out.mp4
>>>>>
>>>>> What does this error message mean?
>>>>> [h264_nvenc @ 000001f5f7bbf980] OpenEncodeSessionEx failed: no 
>>>>> encode device (1): (no details)
>>>>
>>>> Works here. Could be a driver issue - try reverting.
>>>
>>> It did not work woth the older driver either. That's why I updated 
>>> the driver today.
>>
>> 1) Try older builds, say, a month or two older.
>
> Do you mean older builds of FFmpeg, or older Nvidia driver?

Older ffmpeg builds.

Also rerun ddagrab cmd with -v 40 and paste full log.

Regards,
Gyan



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