Re: [FFmpeg-user] Convert to: Apple PRO RES 422 (HQ)

2017-12-23 Thread Kieran O Leary
Hi On 23 Dec 2017 14:13, "saeed vayghani" wrote: Hello guys, Our problem is about to converting videos to apple quick time format. The difficult part is matching output with apple recommended specification. Where is this spec from exactly? It looks very

Re: [FFmpeg-user] how many complex filters i can use at the same time

2017-12-23 Thread Antonio Hanna
sorry for any inconvenience but i need a little help here.. i am writing this command with complex filters ffmpeg.exe -re -i wonder.mp4 -i logo72.png -filter_complex

Re: [FFmpeg-user] Downmixing an audio stream while keeping a copy of the original stream

2017-12-23 Thread Kieran O Leary
Hi, On Sat, Dec 23, 2017 at 1:01 PM, Adam Baxter wrote: > On 23 December 2017 at 21:24, Kieran O Leary > wrote: >> >> ffmpeg -i "out.mkv" -map 0:v -c:v copy -c:a:0 aac -b:a:0 192k -ac:a:0 >> 2 -filter_complex >>

[FFmpeg-user] Convert to: Apple PRO RES 422 (HQ)

2017-12-23 Thread saeed vayghani
Hello guys, Our problem is about to converting videos to apple quick time format. The difficult part is matching output with apple recommended specification. Please help us to find what switches should we use? This is my draft command: ffmpeg -i input.mp4 -c:v prores -profile:v 2 -vf

Re: [FFmpeg-user] Trimming a MOV creating out-of-sync, under-length result

2017-12-23 Thread Stuart Bruce
On 23 December 2017 at 11:14, Gyan Doshi wrote: > > Add -x264opts b_pyramid=0 i.e. > > -i "OutputTests_24p_v2.mov" -ss 00:00:04.041 -t 00:00:02.720 -r 24 > -x264opts b_pyramid=0 "AR003_H264-FF_v20.mov" > > See https://superuser.com/q/1119072/114058 > Thanks very

Re: [FFmpeg-user] Downmixing an audio stream while keeping a copy of the original stream

2017-12-23 Thread Adam Baxter
On 23 December 2017 at 21:24, Kieran O Leary wrote: > > ffmpeg -i "out.mkv" -map 0:v -c:v copy -c:a:0 aac -b:a:0 192k -ac:a:0 > 2 -filter_complex > "[a:0]pan=stereo|FL=FC+0.30*FL+0.30*BL|FR=FC+0.30*FR+0.30*BR[a]" -map > [a] -map a:0:1 -c:a:1 copy "output.mkv" > > I

Re: [FFmpeg-user] HDR specification transfert

2017-12-23 Thread Moritz Barsnick
On Tue, Dec 19, 2017 at 06:08:55 -0700, Rollie Tyler wrote: > And here is the command that I tried: > > time /FFmpeg/3.4/bin/ffmpeg -hwaccel cuvid -c:v hevc_cuvid -i > /storage/input_HDR.mp4 -c:v nvenc_hevc -filter_complex >

Re: [FFmpeg-user] Trimming a MOV creating out-of-sync, under-length result

2017-12-23 Thread Gyan Doshi
On 12/23/2017 4:09 PM, Stuart Bruce wrote: Hello I'm trying to use FFmpeg for a relatively simple task of trimming a 24fps .MOV file to make a shorter .MOV. - The audio is perfectly in sync to the source video, but the video track is 2 frames early- so where I would expect to see frame 100,

[FFmpeg-user] Trimming a MOV creating out-of-sync, under-length result

2017-12-23 Thread Stuart Bruce
Hello I'm trying to use FFmpeg for a relatively simple task of trimming a 24fps .MOV file to make a shorter .MOV. The source has been exported from Avid Media Composer. Programatically I know the in point and out point to trim to, and the arguments I'm passing to FFmpeg look like they ought to

Re: [FFmpeg-user] Downmixing an audio stream while keeping a copy of the original stream

2017-12-23 Thread Kieran O Leary
Hi, On Sat, Dec 23, 2017 at 8:20 AM, Adam Baxter wrote: > Hi all, > I've got a file that I'd like to do the following to: > > Video stream: copy > Audio stream 1: convert to AAC, downmix to stereo > Audio stream 2: copy of original AC3 5.1 stream > > The below command

[FFmpeg-user] Downmixing an audio stream while keeping a copy of the original stream

2017-12-23 Thread Adam Baxter
Hi all, I've got a file that I'd like to do the following to: Video stream: copy Audio stream 1: convert to AAC, downmix to stereo Audio stream 2: copy of original AC3 5.1 stream The below command *seems* like it should work, but only the downmixed stream ends up in output.mkv ffmpeg -i