[FFmpeg-user] ddagrab

Gyan Doshi ffmpeg at gyani.pro
Mon Feb 20 16:18:45 EET 2023


On 2023-02-20 07:33 pm, Michael Koch wrote:
> Am 20.02.2023 um 14:54 schrieb Gyan Doshi:
>>
>>
>> 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.
>
> I will do that later.

 From System Information, what is the OS version?
 From dxdiag, what is the DirectX version?

Gyan


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