[FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Michael Koch
Hello, The documentation of the new chromanr filter, especially this sentence for the "thres" option is hard to understand: "Sum of absolute difference of U and V pixel components or current pixel and neighbour pixels lower than this threshold will be used in averaging." First of all I thin

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Paul B Mahol
Please send patch, otherwise it have little sense to discuss this. On 7/11/20, Michael Koch wrote: > Hello, > > The documentation of the new chromanr filter, especially this sentence > for the "thres" option is hard to understand: > > "Sum of absolute difference of U and V pixel components or cur

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Michael Koch
Am 11.07.2020 um 10:12 schrieb Paul B Mahol: Please send patch, otherwise it have little sense to discuss this. This is the ffmpeg _user_ list, and 90% of all users (including me) are not professional programmers and don't know how to use git. I have seen the instructions at https://www.ffmpeg

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Paul B Mahol
On 7/11/20, Michael Koch wrote: > Am 11.07.2020 um 10:12 schrieb Paul B Mahol: >> Please send patch, otherwise it have little sense to discuss this. > > This is the ffmpeg _user_ list, and 90% of all users (including me) are > not professional programmers and don't know how to use git. > I have se

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Michael Koch
Am 11.07.2020 um 10:39 schrieb Paul B Mahol: On 7/11/20, Michael Koch wrote: Am 11.07.2020 um 10:12 schrieb Paul B Mahol: Please send patch, otherwise it have little sense to discuss this. This is the ffmpeg _user_ list, and 90% of all users (including me) are not professional programmers and

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Carl Zwanzig
On 7/11/2020 1:39 AM, Paul B Mahol wrote: Can you elaborate what you tried and what failed? Why does it matter??? Someone has gone to the effort to identify a problem and suggest a solution. I'd expect that whomever has been maintaining that code would welcome this and incorporate that d

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-11 Thread Mark Filipak
On 07/11/2020 03:27 AM, Michael Koch wrote: -snip- Foreach neighbour pixel {   A = absolute difference of U components of current pixel and neighbour pixel   B = absolute difference of V components of current pixel and neighbour pixel   if (A+B < threshold) then     use this neighbour pixel f

Re: [FFmpeg-user] Documentation of chromanr filter

2020-07-12 Thread Carl Eugen Hoyos
Am Sa., 11. Juli 2020 um 19:58 Uhr schrieb Carl Zwanzig : > > On 7/11/2020 1:39 AM, Paul B Mahol wrote: > > Can you elaborate what you tried and what failed? > > Why does it matter??? I believe you misunderstand that the only limiting factor of FFmpeg development is time, therefore reacting to