Dana 25. 8. 2015. 17:50 osoba "Robert Krüger" <[email protected]> napisala je: > > Hi, > > for the purpose of debugging something in the libraries and submitting a > corresponding bug report, I would like to specify the color_range of the > codec context on the command line, i.e. in this case I want to create an > mjpeg file with full range without using the deprecated yuvj pixel formats. > > I tried this here: > > ffmpeg -i > ~/lesspain/samples/software/fcp_7/xdcam_ex/fcp7_xdcam_ex_1080_25p_1s.mov > -vf scale=out_range=full -c:v mjpeg -an -pix_fmt yuv444p > mjpeg-fullrange-ffmpeg-noyuvj.mov > ffmpeg version N-74034-gce46627 Copyright (c) 2000-2015 the FFmpeg > developers > built with Apple LLVM version 6.1.0 (clang-602.0.49) (based on LLVM > 3.6.0svn) > configuration: --enable-gpl --enable-libx264 > libavutil 54. 29.100 / 54. 29.100 > libavcodec 56. 55.100 / 56. 55.100 > libavformat 56. 40.101 / 56. 40.101 > libavdevice 56. 4.100 / 56. 4.100 > libavfilter 5. 29.100 / 5. 29.100 > libswscale 3. 1.101 / 3. 1.101 > libswresample 1. 2.101 / 1. 2.101 > libpostproc 53. 3.100 / 53. 3.100 > [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fddd181bc00] nclc: pri 1 trc 1 matrix > 1Guessed Channel Layout for Input Stream #0.1 : stereo > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from > '/Users/krueger/lesspain/samples/software/fcp_7/xdcam_ex/fcp7_xdcam_ex_1080_25p_1s.mov': > Metadata: > major_brand : qt > minor_version : 537199360 > compatible_brands: qt > creation_time : 2013-12-11 15:38:12 > Duration: 00:00:01.00, start: 0.000000, bitrate: 25365 kb/s > Stream #0:0(eng): Video: mpeg2video (Main) (xdve / 0x65766478), > yuv420p(tv, bt709), 1920x1080 [SAR 1:1 DAR 16:9], 23773 kb/s, 25 fps, 25 > tbr, 25 tbn, 50 tbc (default) > Metadata: > creation_time : 2013-12-11 15:38:12 > handler_name : Apple Alias-Datensteuerung > encoder : XDCAM EX 1080p25 (35 Mb/s VBR) > timecode : 01:00:00:00 > Stream #0:1(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 2 > channels, s16, 1536 kb/s (default) > Metadata: > creation_time : 2013-12-11 15:38:12 > handler_name : Apple Alias-Datensteuerung > Stream #0:2(eng): Data: none (tmcd / 0x64636D74), 0 kb/s (default) > Metadata: > creation_time : 2013-12-11 15:38:16 > handler_name : Apple Alias-Datensteuerung > timecode : 01:00:00:00 > Incompatible pixel format 'yuv444p' for codec 'mjpeg', auto-selecting > format 'yuvj444p' > [swscaler @ 0x7fddd104a000] deprecated pixel format used, make sure you did > set range correctly > Output #0, mov, to 'mjpeg-fullrange-ffmpeg-noyuvj.mov': > Metadata: > major_brand : qt > minor_version : 537199360 > compatible_brands: qt > encoder : Lavf56.40.101 > Stream #0:0(eng): Video: mjpeg (jpeg / 0x6765706A), yuvj444p(pc), > 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 200 kb/s, 25 fps, 12800 tbn, 25 tbc > (default) > Metadata: > creation_time : 2013-12-11 15:38:12 > handler_name : Apple Alias-Datensteuerung > timecode : 01:00:00:00 > encoder : Lavc56.55.100 mjpeg > Stream mapping: > Stream #0:0 -> #0:0 (mpeg2video (native) -> mjpeg (native)) > Press [q] to stop, [?] for help > frame= 24 fps=0.0 q=24.8 size= 2066kB time=00:00:00.96 > bitrate=17626.5kbitsframe= 25 fps=0.0 q=24.8 Lsize= 2147kB > time=00:00:01.00 bitrate=17589.0kbits/s > video:2146kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB > muxing overhead: 0.067178% > > but obviously the mjpeg encoder refuses the pixel format although it should > not do this if the deprecated pixel formats are really not to be used. Am I > missing something or is the mjpeg encoder simply not capable yet of working > with color_range instead of the deprecated yuvj pixel formats?
Nobody yet sent patch to fix it. > > Thanks in advance, > > Robert > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
