Re: [FFmpeg-user] Unknown options in FAQ

2018-12-07 Thread Gyan Doshi
On 08-12-2018 01:07 AM, Ulf Zibis wrote: Hi, in FAQ I see options and flags, which I can't find in the documentation: https://ffmpeg.org/faq.html#toc-Which-are-good-parameters-for-encoding-high-quality-MPEG_002d4_003f What are the good for? Most of those are generic libavcodec options, found

Re: [FFmpeg-user] how to demux + decode with option -re with file input ffmpeg API's

2018-12-07 Thread Amir Raza
thanks moritz ... For pointing me in right direction .. Yeah i will post in libav-user. static int get_input_packet(InputFile *f, AVPacket *pkt){ if (f->rate_emu) { int i; for (i = 0; i < f->nb_streams; i++) { InputStream *ist = input_streams[f->ist_index + i];

[FFmpeg-user] Unknown options in FAQ

2018-12-07 Thread Ulf Zibis
Hi, in FAQ I see options and flags, which I can't find in the documentation: https://ffmpeg.org/faq.html#toc-Which-are-good-parameters-for-encoding-high-quality-MPEG_002d4_003f What are the good for? Thanks, Ulf -- Von meinem Seibert gesendet ___ f

[FFmpeg-user] How to filter VHS cassette artifacts

2018-12-07 Thread Ulf Zibis
Hi, I have a VOB-file, originally recorded from a VHS-Kassette. On the upper edge I see a black line from left to the middle. Approximately 5 lines from bottom I see 2..3 other horizontally shifted flickering lines. Filter kerndeint removes the upper one, but not the lowers. But it does not rem

Re: [FFmpeg-user] How to correctly chain filters

2018-12-07 Thread Ulf Zibis
Hi Moritz Am 07.12.18 um 09:20 schrieb Moritz Barsnick: > ffmpeg does *not* support multiple "-vf" options for the same output, > only one of them is used. (It does not warn on multiple use either, > though.) The correct syntax for chaining filters is the comma: > > https://ffmpeg.org/ffmpeg-filte

Re: [FFmpeg-user] how to demux + decode with option -re with file input ffmpeg API's

2018-12-07 Thread Moritz Barsnick
On Fri, Dec 07, 2018 at 06:31:14 -0600, straw wrote: > Like in below example , *how to use -re option in ffmpg API code . For questions regarding the use of the ffmpeg API, please consult the libav-user mailing list: https://ffmpeg.org/mailman/listinfo/libav-user > I tried AVDictionary but no luc

Re: [FFmpeg-user] capture mpeg2 from dvdlast

2018-12-07 Thread Javier Fuentes
Sorry for the delay in my response, I have tried these changes and they worked correctly. Thank you very much for your help best resgars On Fri, Nov 23, 2018 at 9:02 PM Micael Silva wrote: > On Fri, Nov 23, 2018 at 4:13 PM Flumotion Support > wrote: > > > Hello > > > > Soory for my mistake , h

Re: [FFmpeg-user] Help with metadata writing (mp4)... what's possible?

2018-12-07 Thread Karen Norton
I agree about the wiki. If you guys need help with this let me know. Metadata, tagging, etc. is an obsession of mine so I will gladly help out in anyway I can. :-) I'm compiling a list of all of the tags/keys I've been able to find and am cross-referencing them with what seems to be available thro

Re: [FFmpeg-user] Help with metadata writing (mp4)... what's possible?

2018-12-07 Thread Karen Norton
On Fri, Dec 7, 2018 at 1:06 AM Gyan Doshi wrote: > On 07-12-2018 03:09 AM, Karen Norton wrote: > > > > I thought I would provide an update to this. > > > > Everything worked great adding the custom metadata and it shows up fine > in > > ffprobe however all of the metadata stopped displaying in me

[FFmpeg-user] how to demux + decode with option -re with file input ffmpeg API's

2018-12-07 Thread straw
Hi Experts, I am using NVIDIA SDK decoder which has ffmpeg demuxer which takes both file and udp input . But for file input it is decoding{nvdec decoding } more then real time . i want to make demuxing and decoding to 1x not more the that . Like in below example , *how to use -re option in ffmpg

Re: [FFmpeg-user] Help with metadata writing (mp4)... what's possible?

2018-12-07 Thread Moritz Barsnick
On Thu, Dec 06, 2018 at 15:19:41 -0500, Karen Norton wrote: > Is this all in the official ffmpeg documentation? As mentioned I couldn't > find anything and I searched through all of the references for metadata but > it's possible I missed it. I would at least appreciate it if it made it into the f

Re: [FFmpeg-user] How to correctly chain filters

2018-12-07 Thread Moritz Barsnick
On Fri, Dec 07, 2018 at 03:22:56 +0100, Ulf Zibis wrote: > I have tried 2 forms: > $ ffmpeg -i in.vob -movflags +faststart -vf bwdif -vf hqdn3d -q 3 -c:a > copy out_bwdif_hqdn3d.vob > $ ffmpeg -i in.vob -movflags +faststart -vf bwdif,hqdn3d -q 3 -c:a copy > out_bwdif,hqdn3d.vob > > The 1st one re