Re: [FFmpeg-user] error avformat_open_input

2020-08-30 Thread Edward Park
Hi, > and the video its in the same path that the project. I don't think that's the issue, because the error description says: > ... unresolved external symbol "int __cdecl avformat_open_input(struct > AVFormatContext * *,char const *,struct AVInputFormat *,struct AVDictionary * > *)" >

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-30 Thread Gary Yost
After more research, I’ve found that the two other encoders that I have which write Prores create files that Afterburner recognizes as Prores and plays them in real time. Unfortunately ffmpeg’s Prores isn’t recognized as such by the Mac and I’ll have to switch to AME for this going forward.

[FFmpeg-user] A query on mpegts and global headers

2020-08-30 Thread Dennis Mungai
Hello there, With mpegts output, should global headers be used or not, set via -fflags +global_header? And if there are exceptions to that, based on the codec type wrapped in mpegts, when should global headers be used for mpegts? I ask because of the dump_extra bitstream filter documentation,

Re: [FFmpeg-user] A query on mpegts and global headers

2020-08-30 Thread Gyan Doshi
On 30-08-2020 06:52 pm, Dennis Mungai wrote: Hello there, With mpegts output, should global headers be used or not, set via -fflags +global_header? No. And if there are exceptions to that, based on the codec type wrapped in mpegts, when should global headers be used for mpegts? Global

Re: [FFmpeg-user] Hoping to make multiple input seeking outputs based on a text file (inspired by concat)

2020-08-30 Thread Edward Park
Hi, > Seems like a very simple script to do this. IMHO, this type of task shouldn't > be built into ffmpeg. It seems to me that is the prevalent opinion. Why is that? To exhume a dead horse and start beating it again, the jumbled up program streams in a DVD's VOB transport streams require

[FFmpeg-user] seeking not working as expected

2020-08-30 Thread Mike Brown
I'm using a Zeranoe 64-bit Windows build, ffmpeg version git-2020-06-28-4cfcfb3 on Win7. I am trying to split DV-AVI files, using https://trac.ffmpeg.org/wiki/Seeking as my guide. For example, I want to extract a segment from 4h54m24s to 4h57m08s into its own file. The following syntax works

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-30 Thread Paul B Mahol
On 8/30/20, Carl Eugen Hoyos wrote: > Am Fr., 28. Aug. 2020 um 02:01 Uhr schrieb Gary Yost : >> >> ’ve got a question about the Prores implementation in ffmpeg because I’ve >> seen >> some odd behavior here with FCPX (running on a very beefy 16-core Mac Pro >> with 192Gram and an Afterburner

Re: [FFmpeg-user] seeking not working as expected

2020-08-30 Thread Carl Eugen Hoyos
Am So., 30. Aug. 2020 um 21:32 Uhr schrieb Mike Brown : > > I'm using a Zeranoe 64-bit Windows build, ffmpeg version > git-2020-06-28-4cfcfb3 on Win7. > > I am trying to split DV-AVI files, using https://trac.ffmpeg.org/wiki/Seeking > as my guide. > For example, I want to extract a segment from

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-30 Thread Carl Eugen Hoyos
Am Fr., 28. Aug. 2020 um 02:01 Uhr schrieb Gary Yost : > > ’ve got a question about the Prores implementation in ffmpeg because I’ve seen > some odd behavior here with FCPX (running on a very beefy 16-core Mac Pro > with 192Gram and an Afterburner card). > > When I output files from ffmpeg in

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-30 Thread Paul B Mahol
On 8/30/20, Edward Park wrote: > Hi, > >> After more research, I’ve found that the two other encoders that I have >> which write Prores create files that Afterburner recognizes as Prores and >> plays them in real time. Unfortunately ffmpeg’s Prores isn’t recognized >> as such by the Mac and I’ll

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-30 Thread Edward Park
Hi, > After more research, I’ve found that the two other encoders that I have which > write Prores create files that Afterburner recognizes as Prores and plays > them in real time. Unfortunately ffmpeg’s Prores isn’t recognized as such by > the Mac and I’ll have to switch to AME for this

Re: [FFmpeg-user] A query on mpegts and global headers

2020-08-30 Thread Dennis Mungai
On Sun, 30 Aug 2020 at 18:11, Gyan Doshi wrote: > > > On 30-08-2020 06:52 pm, Dennis Mungai wrote: > > Hello there, > > > > With mpegts output, should global headers be used or not, set via -fflags > > +global_header? > > No. > > > And if there are exceptions to that, based on the codec type

Re: [FFmpeg-user] seeking not working as expected

2020-08-30 Thread Mike Brown
On Sun, Aug 30, 2020 at 09:36:42PM +0200, Carl Eugen Hoyos wrote: > Am So., 30. Aug. 2020 um 21:32 Uhr schrieb Mike Brown : > > > > I'm using a Zeranoe 64-bit Windows build, ffmpeg version > > git-2020-06-28-4cfcfb3 on Win7. > > > > I am trying to split DV-AVI files, using > >

Re: [FFmpeg-user] ? About ffmpeg's prores implemention

2020-08-30 Thread Edward Park
Hi, > Again just typical FUD from same person. I'm not sure what you are referring to, what's there to spread fud about?? > It is obviously slower, hahaha. What is, AME or one of the prores encoders included in FFmpeg? I mean obviously it'd depend on the job and hardware but for what it's