Try one of the settings below. The commandline is for ffmbc but should still apply to ffmpeg too and the example below is using a jpeg (shouldn't matter):
And what Nathan said!!! *DNXHD* "ffmpeg.exe" -y -f image2 -r 23.976 -i "222_020-010_plate_el1_v001_wje.1%03d.jpg" -vcodec dnxhd -b 36M -r 23.976 -color_primaries bt709 -color_transfer bt709 -color_matrix bt709 -pix_fmt yuv422p -threads 8 "commandline_ffmbc_dnxhd_36_8bit.mov" "ffmpeg.exe" -y -f image2 -r 23.976 -i "222_020-010_plate_el1_v001_wje.1%03d.jpg" -vcodec dnxhd -b 115M -r 23.976 -color_primaries bt709 -color_transfer bt709 -color_matrix bt709 -pix_fmt yuv422p -threads 8 "commandline_ffmbc_dnxhd_115_8bit.mov" "ffmpeg.exe" -y -f image2 -r 23.976 -i "222_020-010_plate_el1_v001_wje.1%03d.jpg" -vcodec dnxhd -b 175M -r 23.976 -color_primaries bt709 -color_transfer bt709 -color_matrix bt709 -pix_fmt yuv422p -threads 8 "commandline_ffmbc_dnxhd_175_8bit.mov" "ffmpeg.exe" -y -f image2 -r 23.976 -i "222_020-010_plate_el1_v001_wje.1%03d.jpg" -vcodec dnxhd -b 175M -r 23.976 -color_primaries bt709 -color_transfer bt709 -color_matrix bt709 -pix_fmt yuv422p10 -threads 8 "commandline_ffmbc_dnxhd_175_10bit.mov" On Mon, Jun 18, 2012 at 2:25 PM, Nathan Rusch <nathan_ru...@hotmail.com>wrote: > This is sort of a shot in the dark, but DNxHD only supports a few > bitrates (36, 145, and 220 Mb/s). It may be that the ffmpeg implementation > of the encoder requires you to explicitly pass the bitrate. > > -Nathan > > > *From:* Jacob Harris <ja...@jacobharris.org> > *Sent:* Monday, June 18, 2012 2:02 PM > *To:* nuke-users@support.thefoundry.co.uk > *Subject:* [Nuke-users] DNxHD ffmpeg error > > I'm looking for some DNxHD ffmpeg help. I've stripped a more complicated > command down to its barebones to try and get rid of this error. The error > is: > > Error while opening encoder for output stream #4:0 - maybe incorrect > parameters such as bit_rate, rate, width or height > > As soon as I change 'dnxhd' to anything else, like 'dpx', it works. Is > this an Avid codec issue? I'm pretty sure the included libavcodec has the > lastest codecs in it. Is this an installation issue? An ffmpeg bug? User > friggin' error? > > > > > Here's the long-form output: > > > jacobharris@devmac001 : ~/ffmpeg > $ ./ffmpeg -i ~/sequence.*.dpx -vcodec dnxhd -f mov ~/movie.mov > ffmpeg version git-2012-06-09-04e2ac4 Copyright (c) 2000-2012 the FFmpeg > developers > built on Jun 8 2012 19:09:52 with gcc 4.2.1 (Apple Inc. build 5646) > configuration: --disable-yasm > libavutil 51. 56.100 / 51. 56.100 > libavcodec 54. 25.100 / 54. 25.100 > libavformat 54. 6.101 / 54. 6.101 > libavdevice 54. 0.100 / 54. 0.100 > libavfilter 2. 78.101 / 2. 78.101 > libswscale 2. 1.100 / 2. 1.100 > libswresample 0. 15.100 / 0. 15.100 > [image2 @ 0x10100f200] Stream #0: not enough frames to estimate rate; > consider increasing probesize > Input #0, image2, from '/home/jacobharris/sequence.1001.dpx': > Duration: 00:00:00.04, start: 0.000000, bitrate: N/A > Stream #0:0: Video: dpx, rgb48le, 2276x1138 [SAR 1200:1200 DAR 2:1], 25 > tbr, 25 tbn, 25 tbc > File '/home/jacobharris/movie.mov' already exists. Overwrite ? [y/N] y > w:2276 h:1138 pixfmt:rgb48le tb:1/25 sar:1200/1200 sws_param:flags=2 > [ffmpeg_buffersink @ 0x100f13fa0] No opaque field provided > [buffer @ 0x100f14900] w:2276 h:1138 pixfmt:rgb48le tb:1/25 sar:1200/1200 > sws_param:flags=2 > [ffmpeg_buffersink @ 0x100f14c00] No opaque field provided > [buffer @ 0x100f15540] w:2276 h:1138 pixfmt:rgb48le tb:1/25 sar:1200/1200 > sws_param:flags=2 > [ffmpeg_buffersink @ 0x100f15840] No opaque field provided > [buffer @ 0x100f16140] w:2276 h:1138 pixfmt:rgb48le tb:1/25 sar:1200/1200 > sws_param:flags=2 > [ffmpeg_buffersink @ 0x100f16440] No opaque field provided > [buffer @ 0x100f16d60] w:2276 h:1138 pixfmt:rgb48le tb:1/25 sar:1200/1200 > sws_param:flags=2 > [ffmpeg_buffersink @ 0x100f17060] No opaque field provided > [format @ 0x100f172e0] auto-inserting filter 'auto-inserted scaler 0' > between the filter 'Parsed_null_0' and the filter 'format' > [auto-inserted scaler 0 @ 0x100f17660] w:2276 h:1138 fmt:rgb48le > sar:1200/1200 -> w:2276 h:1138 fmt:yuv422p sar:1/1 flags:0x4 > [dnxhd @ 0x101067800] video parameters incompatible with DNxHD > Output #0, image2, to '/home/jacobharris/sequence.1002.dpx': > Stream #0:0: Video: dpx, rgb48le, 2276x1138 [SAR 1200:1200 DAR 2:1], > q=2-31, 200 kb/s, 90k tbn, 25 tbc > Output #1, image2, to '/home/jacobharris/sequence.1003.dpx': > Stream #1:0: Video: dpx, rgb48le, 2276x1138 [SAR 1200:1200 DAR 2:1], > q=2-31, 200 kb/s, 90k tbn, 25 tbc > Output #2, image2, to '/home/jacobharris/sequence.1004.dpx': > Stream #2:0: Video: dpx, rgb48le, 2276x1138 [SAR 1200:1200 DAR 2:1], > q=2-31, 200 kb/s, 90k tbn, 25 tbc > Output #3, image2, to '/home/jacobharris/sequence.1005.dpx': > Stream #3:0: Video: dpx, rgb48le, 2276x1138 [SAR 1200:1200 DAR 2:1], > q=2-31, 200 kb/s, 90k tbn, 25 tbc > Output #4, mov, to '/home/jacobharris/movie.mov': > Stream #4:0: Video: dnxhd, yuv422p, 2276x1138 [SAR 1:1 DAR 2:1], > q=2-1024, 200 kb/s, 90k tbn, 25 tbc > Stream mapping: > Stream #0:0 -> #0:0 (dpx -> dpx) > Stream #0:0 -> #1:0 (dpx -> dpx) > Stream #0:0 -> #2:0 (dpx -> dpx) > Stream #0:0 -> #3:0 (dpx -> dpx) > Stream #0:0 -> #4:0 (dpx -> dnxhd) > Error while opening encoder for output stream #4:0 - maybe incorrect > parameters such as bit_rate, rate, width or height > > ------------------------------ > _______________________________________________ > Nuke-users mailing list > Nuke-users@support.thefoundry.co.uk, http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users > > > _______________________________________________ > Nuke-users mailing list > Nuke-users@support.thefoundry.co.uk, http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >
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