I’ve literally just fixed this by changing the -cvs parameter from 1 to 31. CPU levels are perfect now, but thanks for looking over my problem
> On 20 Feb 2018, at 5:23 pm, Dave Rice <[email protected]> wrote: > > Hi Nicolas, > >> On Feb 20, 2018, at 6:04 AM, Nicolas Briand <[email protected]> >> wrote: >> >> Hi, >> >> I was reading the FFMPEG manual and one function interest me. This function >> is called “Signature”. >> >> I downloaded the last FFMPEG build static and I read the doc inside the >> .rar. There is two examples given, we have : >> >> “To calculate the signature of an input video and store it in signature.bin: >> ffmpeg -i input.mkv -vf signature=filename=signature.bin -map 0:v -f null - >> To detect whether two videos match and store the signatures in XML format in >> signature0.xml and signature1.xml: >> ffmpeg -i input1.mkv -i input2.mkv -filter_complex "[0:v][1:v] >> signature=nb_inputs=2:detectmode=full:format=xml:filename=signature%d.xml" >> -map :v -f null –“ >> >> The first one currently works, I took one .mp4 video, and I got a >> signature.xml. >> >> But the second one doesn’t work. I would like to know if this is normal or a >> bug, if anyone has the answer. >> >> This is the error generated : >> ‘[Parsed_signature_0 @ 00000000004a31c0] The filename must contain %d or >> %0nd, if you have more than one input. >> [AVFilterGraph @ 000000000273d340] Error initializing filter 'signature' >> with args 'nb_inputs=2:detectmode=full:format=xml:filename=signaturev -f >> null├ö├ç├┤├ö├ç┬ú' >> Error initializing complex filters. >> Invalid argument’ > > Perhaps the issue is that you’re naming the output of the signature filter of > the first command as "signature%d.xml” but then the input to the signature > filter in the second command as “signaturev”. > > For use of this filter I also recommend this blogpost: > https://ndsr.americanarchive.org/2017/04/20/adventures-in-perceptual-hashing/ > <https://ndsr.americanarchive.org/2017/04/20/adventures-in-perceptual-hashing/> > > […] > > Best Regards, > Dave Rice > > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
