On Wednesday, June 16, 2021, mnieuw--- via Cin <[email protected]> wrote:
> I have downloaded this CityAlley file, 3.5GB 7z file. > Unzipped it is a 15G file with the name > CityAlley_3840x2160_50fps_10bit.yuv . > > Trying to load it in CinGG 2021-05 AppImage does not work, it just > seems to do nothing. Not even accepted as resource only. If I set the > format to 368x2160p50 RGBA float, and select the file, load strategy > "concatenate to existing tracks", then click "apply", a window comes > saying "... format couldn't be determined, assume raw PCM , and shows > audio format choices. Which obviously is not correct. > > No errors when started in a terminal. > The "file" command does not seem to know what kind of file it is > either, it just says "data". > > I assume that because it is raw, CinGG (or the "file" cmd) cannot > determine what file it is. I have not looked into the file header. yeah, I think autodetection of raw yuv video is one feature of y4m format.. YUV4MPEG2 W352 H144 F25:1 Ip A0:0 C444p16 XYSCSS=444P16 XCOLORRANGE=FULL FRAME from y4m header of file I did with my patched cingg/ffmpeg.... try to manually streamconvert this yuv file with ffmpeg? like ffmpeg - i file.yuv -c:v copy -s 3680x2160 - r 50 - pix_fmt=yuv444p10le -f yuv4mpegpipe file.y4m (from memory) > If the frame format would be known, e.g. is there in spite of raw some > indication of when a new frame starts, then I presume this could be > added to CinGG. Otherwise how do you know now many bytes/pixel? > > MatN > > > > On Tue, 15 Jun 2021 10:00:59 -0600 > Phyllis Smith via Cin <[email protected]> wrote: > > > > > > > if you have ssd/nvme disk and/or 4 gb of free ram to play this - > > > you can test) > > > > > Oh, man -- I really want to test this !! I have the ram and nvme disk > > -- I just do not have the time! > > > > On Tue, Jun 15, 2021 at 5:24 AM Andrew Randrianasulu via Cin < > > [email protected]> wrote: > > > > > i was looking at y4m piping at high bit depth (inspired by latest > > > x264 patches), and found two interesting links.. > > > > > > > > > https://forum.videohelp.com/threads/399289-Need-help- > converting-RAW-YUV-to-Y4M > > > > > > there is claim none of Linux video editors were able to open raw > > > teststreams. > > > > > > link provided in message doesn't work for me, but this one worked > > > > > > http://ultravideo.fi/#testsequences > > > > > > if you have ssd/nvme disk and/or 4 gb of free ram to play this - > > > you can test) > > > > > > another link is about ffmpeg itself, it has bug in this area in > > > early 2017, but hopefully it was fixed? > > > > > > https://forum.doom9.org/archive/index.php/t-174314.html > > > > > > until very lately I was under impression you only can pipe 8-bit > > > (per channel) video.. but i was wrong? (not tested with cingg yet) > > > > > > > > > -- > > > Cin mailing list > > > [email protected] > > > https://lists.cinelerra-gg.org/mailman/listinfo/cin > > > > > -- > Cin mailing list > [email protected] > https://lists.cinelerra-gg.org/mailman/listinfo/cin >
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