[FFmpeg-user] ?????? pix format change

2020-12-04 Thread ??????
  I am writing "c" code, I subscribed the wrong mail list. Sorry to interrupt you. -- 原始邮件 -- 发件人: "FFmpeg user questions"

Re: [FFmpeg-user] v360 / perspective

2020-12-04 Thread Michael Koch
Am 04.12.2020 um 19:06 schrieb Paul B Mahol: On Fri, Dec 4, 2020 at 6:58 PM Michael Koch wrote: Am 04.12.2020 um 18:14 schrieb Paul B Mahol: On Wed, Dec 2, 2020 at 11:11 PM Michael Koch < astroelectro...@t-online.de> wrote: Am 01.12.2020 um 19:56 schrieb Michael Koch: Hello, there seem

Re: [FFmpeg-user] v360 / perspective

2020-12-04 Thread Paul B Mahol
On Fri, Dec 4, 2020 at 6:58 PM Michael Koch wrote: > Am 04.12.2020 um 18:14 schrieb Paul B Mahol: > > On Wed, Dec 2, 2020 at 11:11 PM Michael Koch < > astroelectro...@t-online.de> > > wrote: > > > >> Am 01.12.2020 um 19:56 schrieb Michael Koch: > >>> Hello, > >>> > >>> there seem to be some probl

Re: [FFmpeg-user] v360 / perspective

2020-12-04 Thread Michael Koch
Am 04.12.2020 um 18:14 schrieb Paul B Mahol: On Wed, Dec 2, 2020 at 11:11 PM Michael Koch wrote: Am 01.12.2020 um 19:56 schrieb Michael Koch: Hello, there seem to be some problems in the v360 filter with "perspective" output. Tested with the latest Windows built, 2 days old. You can reproduc

Re: [FFmpeg-user] v360 / perspective

2020-12-04 Thread Paul B Mahol
On Wed, Dec 2, 2020 at 11:11 PM Michael Koch wrote: > Am 01.12.2020 um 19:56 schrieb Michael Koch: > > Hello, > > > > there seem to be some problems in the v360 filter with "perspective" > > output. > > Tested with the latest Windows built, 2 days old. You can reproduce > > this with any equirect

Re: [FFmpeg-user] pix format change

2020-12-04 Thread Carl Zwanzig
On 12/4/2020 12:12 AM, mjl wrote: First, I use av_hwframe_transfer_data to change format to NV12, Then, I try to change NV12 to rgb24 using sws_scale, but it turns out to be NULL. Are you writing 'c' code or using the ffmpeg executable? The former isn't covered by this mailing list (

Re: [FFmpeg-user] How do I decode once and pass frames to multiple destinations

2020-12-04 Thread andrei ka
> > Start with https://trac.ffmpeg.org/wiki/Creating%20multiple%20outputs add to the recipes in this wiki another one: you can output ffmpeg results to a local multicast and then plug other things (ffmpeg et al) using that multicast as a source &rei __

Re: [FFmpeg-user] pix format change

2020-12-04 Thread mjl
First, I use av_hwframe_transfer_data to change format to NV12, Then, I try to change NV12 to rgb24 using sws_scale, but it turns out to be NULL. -- Sent from: http://www.ffmpeg-archive.org/ ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org h