On 5/13/16, Kieran O'Leary <kieran.ole...@irishfilm.ie> wrote: > Hello, > > I want to transcode a DCP to ProRes or x264 while transforming to bt709. I > am experimenting with the colorspace filter, as I've found that most DCPS > that I've converted have low contrast and washed out colours. As some DCP > players (EasyDCP) allow XYZ -> bt709 transforms, I wanted to see if forcing > bt709 would produce more satisfactory images. Clearly, I am not very > knowledgeable when it comes to colour spaces, so any feedback is greatly > appreciated. > > I noticed that the colormatrix filter requires that both input and output > colour matrixes are specified, but I understood from the documentation that > the colorspace filter does not require this. > > Here is my command: ffmpeg -i /Volumes/Stardom/kieran_tests/input.mxf -c:v > prores -vf colorspace=bt709 /Volumes/Stardom/kieran_tests/output.mov > > > > > ffmpeg -i /Volumes/Stardom/kieran_tests/input.mxf -c:v prores -vf > colorspace=bt709 /Volumes/Stardom/kieran_tests/output.mov > > ffmpeg version git-2016-05-13-ed3a025 Copyright (c) 2000-2016 the FFmpeg > developers > > built with Apple LLVM version 6.0 (clang-600.0.57) (based on LLVM 3.5svn) > > configuration: --prefix=/usr/local/Cellar/ffmpeg/HEAD --enable-shared > --enable-pthreads --enable-gpl --enable-version3 --enable-hardcoded-tables > --enable-avresample --cc=clang --host-cflags= --host-ldflags= > --enable-opencl --enable-libx264 --enable-libmp3lame --enable-libxvid > --enable-libfreetype --enable-libfaac --enable-libass --enable-ffplay > --enable-libx265 --enable-libopenjpeg --disable-decoder=jpeg2000 > --extra-cflags=-I/usr/local/Cellar/openjpeg/1.5.2_1/include/openjpeg-1.5 > --enable-nonfree --enable-vda > > libavutil 55. 24.100 / 55. 24.100 > > libavcodec 57. 41.102 / 57. 41.102 > > libavformat 57. 36.100 / 57. 36.100 > > libavdevice 57. 0.101 / 57. 0.101 > > libavfilter 6. 45.100 / 6. 45.100 > > libavresample 3. 0. 0 / 3. 0. 0 > > libswscale 4. 1.100 / 4. 1.100 > > libswresample 2. 0.101 / 2. 0.101 > > libpostproc 54. 0.100 / 54. 0.100 > > [mxf @ 0x7fd0bc00ac00] "OPAtom" with 2 ECs - assuming OP1a > > Input #0, mxf, from '/Volumes/Stardom/kieran_tests/input.mxf': > > Metadata: > > uid : a9becd46-734f-4f2b-b8a0-b9ef8fb12e7c > > generation_uid : 43deb483-89d5-4999-adb2-0b489a4c6b6b > > company_name : QubeCinema, Inc. > > product_name : QubeMaster Pro > > product_version : 2.4 > > product_uid : a6d3ea56-8155-4dfc-86f6-664b12671427 > > modification_date: 2016-01-15 12:55:18 > > application_platform: win32 > > material_package_umid: > 0x060A2B340101010501010F2013000000397E9CDFB9214B38BD67D776C752A98A > > material_package_name: AS-DCP Material Package > > timecode : 00:00:00:00 > > Duration: 00:12:03.25, start: 0.000000, bitrate: 178178 kb/s > > Stream #0:0: Video: jpeg2000, rgb48le(12 bpc), 2048x858, SAR 1:1 DAR
This is XYZ right? AFAIK colorspace filter doesn't support XYZ as input. > 1024:429, 24 tbr, 24 tbn > > Metadata: > > file_package_umid: > 0x060A2B340101010501010F2013000000C1CA596A60CE49009349EA73FD0B54D3 > > file_package_name: File Package: SMPTE 429-4 frame wrapping of JPEG > 2000 codestreams > > File '/Volumes/Stardom/kieran_tests/output.mov' already exists. Overwrite ? > [y/N] y > > [prores @ 0x7fd0bd074c00] encoding with ProRes standard (apcn) profile > > [prores @ 0x7fd0bd079400] encoding with ProRes standard (apcn) profile > > [prores @ 0x7fd0bd07dc00] encoding with ProRes standard (apcn) profile > > [prores @ 0x7fd0bd082400] encoding with ProRes standard (apcn) profile > > [prores @ 0x7fd0bd086c00] encoding with ProRes standard (apcn) profile > > [prores @ 0x7fd0bd08b400] encoding with ProRes standard (apcn) profile > > [prores @ 0x7fd0bd08fc00] encoding with ProRes standard (apcn) profile > > [prores @ 0x7fd0bd094400] encoding with ProRes standard (apcn) profile > > [prores @ 0x7fd0bc012400] encoding with ProRes standard (apcn) profile > > [mov @ 0x7fd0bc016c00] Using AVStream.codec to pass codec parameters to > muxers is deprecated, use AVStream.codecpar instead. > > Output #0, mov, to '/Volumes/Stardom/kieran_tests/output.mov': > > Metadata: > > uid : a9becd46-734f-4f2b-b8a0-b9ef8fb12e7c > > generation_uid : 43deb483-89d5-4999-adb2-0b489a4c6b6b > > company_name : QubeCinema, Inc. > > product_name : QubeMaster Pro > > product_version : 2.4 > > product_uid : a6d3ea56-8155-4dfc-86f6-664b12671427 > > modification_date: 2016-01-15 12:55:18 > > application_platform: win32 > > material_package_umid: > 0x060A2B340101010501010F2013000000397E9CDFB9214B38BD67D776C752A98A > > material_package_name: AS-DCP Material Package > > timecode : 00:00:00:00 > > encoder : Lavf57.36.100 > > Stream #0:0: Video: prores (apcn / 0x6E637061), yuv422p10le, 2048x858 > [SAR 1:1 DAR 1024:429], q=2-31, 200 kb/s, 0.04 fps, 12288 tbn > > Metadata: > > file_package_umid: > 0x060A2B340101010501010F2013000000C1CA596A60CE49009349EA73FD0B54D3 > > file_package_name: File Package: SMPTE 429-4 frame wrapping of JPEG > 2000 codestreams > > encoder : Lavc57.41.102 prores > > Stream mapping: > > Stream #0:0 -> #0:0 (jpeg2000 (libopenjpeg) -> prores (native)) > > Press [q] to stop, [?] for help > > [Parsed_colorspace_0 @ 0x7fd0bbe00000] Unsupported input primaries 2 > (unknown) > > Failed to inject frame into filter network: Invalid argument > > Conversion failed! > > I have also tried > > ffmpeg -i /Volumes/Stardom/kieran_tests/input.mxf -c:v prores -vf > colorspace=all=bt709 /Volumes/Stardom/kieran_tests/output.mov > > > but I got the same error. > Thanks! > > -Kieran. > > > ------ > This email has been scanned for spam and malware by The Email Laundry. > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".
