Re: [FFmpeg-user] ffmpeg's Dolby Pro Logic feature is leaking center channel into surround channel

2015-11-30 Thread Carles Vila
Hi There are many variables in your setup, and I believe you have some confusion regarding how film audio works. I work in audio postproduction for film and TV, I hope I am able to help. I truly believe the root of your problem is not in ffmpeg, but in the setup of your system. In that respect I wo

Re: [FFmpeg-user] ffmpeg's Dolby Pro Logic feature is leaking center channel into surround channel

2015-11-30 Thread Carl Eugen Hoyos
On Monday 30 November 2015 11:09:55 am Carles Vila wrote: [...] I believe you completely misunderstood the report, do you realize that FFmpeg contains a "dolby prologic encoder"? I am particularly interested in this issue, and I would recommend not to move the discussion about a possible issue

Re: [FFmpeg-user] ffmpeg's Dolby Pro Logic feature is leaking center channel into surround channel

2015-11-30 Thread Carles Vila
On 30 November 2015 at 12:00, Carl Eugen Hoyos wrote: > On Monday 30 November 2015 11:09:55 am Carles Vila wrote: > > [...] > > I believe you completely misunderstood the report, do you > realize that FFmpeg contains a "dolby prologic encoder"? > > I am particularly interested in this issue, and

[FFmpeg-user] Two SAR/DAR pairs (codec and stream SAR/DAR)

2015-11-30 Thread Nikita Skalkin
Hello everyone! In our company, we use ffmpeg to parse video info and convert it, according parsed info. Recently we found a bug in our system. When calling ffprobe for video, we got 2 SAR/DAR pairs. Example: Stream #0:0(eng): Video: mpeg2video (4:2:2) (mx3p / 0x7033786D), yuv422p(tv, bt470bg/s

[FFmpeg-user] Warning on ffmpeg ./configure

2015-11-30 Thread Douglas Wire
Hopefully this is easily explained. I, like many when compiling something as broad as this, am following a guide that I believe actually came from the project. At any rate, upon my ./config execution for ffmpeg, everything goes fine, but at the end it lists in Yellow: "WARNING: using libfdk withou

Re: [FFmpeg-user] Warning on ffmpeg ./configure

2015-11-30 Thread Moritz Barsnick
Hi Douglas, On Mon, Nov 30, 2015 at 11:59:11 -0500, Douglas Wire wrote: > "WARNING: using libfdk without pkg-config" > > Seeing this I have triple checked the config entry for ffmpeg and > everything I can see is correct. So I went back to libfdk-aac and cleaned > it up and recompiled it adding t

Re: [FFmpeg-user] Remux MPEG-TS file fails: Mid-stream changes?

2015-11-30 Thread Peter B.
On 11/30/2015 01:52 AM, Carl Eugen Hoyos wrote: > On Monday 30 November 2015 12:09:41 am Peter B. wrote: >> $ ffmpeg -i esdn_audio_problem-20151128.ts -c:v copy >> -c:a pcm_s16le output.ts > pcm is not an allowed audio codec for mpeg-ts, this is a limitation > of the specification, not FFmpeg. Ch

Re: [FFmpeg-user] Remux MPEG-TS file fails: Mid-stream changes?

2015-11-30 Thread Peter B.
On 11/30/2015 02:50 AM, Carl Eugen Hoyos wrote: > On Monday 30 November 2015 12:09:41 am Peter B. wrote: >> I've encountered a problem with a file: >> >> - In some players (e.g. VLC) audio plays fine at the beginning, but is >> mute when the actual program starts. > It works fine with vlc --codec=f

Re: [FFmpeg-user] Warning on ffmpeg ./configure

2015-11-30 Thread Douglas Wire
Good morning Moritz, and thank you so much for the reply. I did not notice it as I signed up for the developers' mailing list as well hoping in future to add to the project if there was some way possible. While I solved the riddle, reading your information now is helping me understand more of the n