ffmpeg command: ffmpeg -start_number 66600 -i "/Users/sam/git/EncodingGuidelines/enctests/sources/enc_sources/chimera_wind_srgb_dpx_10/chimera_wind_srgb.%06d.dpx" -vframes 200 -c:v libx264 -pix_fmt yuv420p -crf 18 -preset slow -sws_flags spline+accurate_rnd+full_chroma_int -vf "scale=in_range=full:in_color_matrix=bt709:out_range=tv:out_color_matrix=bt709" -color_range 1 -colorspace 1 -color_primaries 1 -color_trc 2 -y "/Users/sam/git/EncodingGuidelines/enctests/wedge_results/ffmpeg_version_git-2025-07-22-1ce20f55cc/darwin-arm64/codec_tests-encode/chimera_wind_srgb-test_mp4-libx264-08bit.mp4"
ffmpeg version git-2025-07-22-1ce20f55cc Copyright (c) 2000-2025 the FFmpeg developers
  built with Apple clang version 17.0.0 (clang-1700.0.13.5)
  configuration: --enable-static --disable-shared --enable-gpl --enable-liboapv --enable-videotoolbox --enable-version3 --enable-liboapv --enable-libopenjpeg --enable-libvmaf --enable-libsvtav1 --enable-libx264 --enable-libx265 --enable-nonfree --enable-libaom --enable-libzimg --enable-libvpx --prefix=/Users/sam/roots/ffapv_main
  libavutil      60.  4.101 / 60.  4.101
  libavcodec     62.  4.103 / 62.  4.103
  libavformat    62.  1.101 / 62.  1.101
  libavdevice    62.  0.100 / 62.  0.100
  libavfilter    11.  0.100 / 11.  0.100
  libswscale      9.  0.100 /  9.  0.100
  libswresample   6.  0.100 /  6.  0.100
Input #0, image2, from '/Users/sam/git/EncodingGuidelines/enctests/sources/enc_sources/chimera_wind_srgb_dpx_10/chimera_wind_srgb.%06d.dpx':
  Duration: 00:00:08.00, start: 0.000000, bitrate: N/A
  Stream #0:0: Video: dpx, gbrp10le(gbr/unknown/unknown), 1920x1080 [SAR 1:1 DAR 16:9], 25 fps, 25 tbr, 25 tbn
Stream mapping:
  Stream #0:0 -> #0:0 (dpx (native) -> h264 (libx264))
Press [q] to stop, [?] for help
[libx264 @ 0x126607850] using SAR=1/1
[libx264 @ 0x126607850] using cpu capabilities: ARMv8 NEON
[libx264 @ 0x126607850] profile High, level 5.0, 4:2:0, 8-bit
[libx264 @ 0x126607850] 264 - core 164 r3108 31e19f9 - H.264/MPEG-4 AVC codec - Copyleft 2003-2023 - http://www.videolan.org/x264.html - options: cabac=1 ref=5 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=8 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=2 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=18 lookahead_threads=3 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=3 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=50 rc=crf mbtree=1 crf=18.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to '/Users/sam/git/EncodingGuidelines/enctests/wedge_results/ffmpeg_version_git-2025-07-22-1ce20f55cc/darwin-arm64/codec_tests-encode/chimera_wind_srgb-test_mp4-libx264-08bit.mp4':
  Metadata:
    encoder         : Lavf62.1.101
  Stream #0:0: Video: h264 (avc1 / 0x31637661), yuv420p(tv, bt709/unknown/unknown, progressive), 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 25 fps, 12800 tbn
    Metadata:
      encoder         : Lavc62.4.103 libx264
    Side data:
      cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
frame=    0 fps=0.0 q=0.0 size=       0KiB time=N/A bitrate=N/A speed=N/A elapsed=0:00:00.51    
frame=   21 fps= 20 q=23.0 size=     512KiB time=00:00:00.76 bitrate=5519.3kbits/s speed=0.738x elapsed=0:00:01.02    
frame=   53 fps= 34 q=23.0 size=    1536KiB time=00:00:02.04 bitrate=6168.3kbits/s speed=1.33x elapsed=0:00:01.53    
frame=   81 fps= 40 q=23.0 size=    2304KiB time=00:00:03.16 bitrate=5973.0kbits/s speed=1.54x elapsed=0:00:02.04    
frame=  109 fps= 43 q=23.0 size=    3072KiB time=00:00:04.28 bitrate=5880.0kbits/s speed=1.68x elapsed=0:00:02.55    
frame=  141 fps= 46 q=23.0 size=    3840KiB time=N/A bitrate=N/A speed=N/A elapsed=0:00:03.06    
frame=  169 fps= 47 q=23.0 size=    4864KiB time=N/A bitrate=N/A speed=N/A elapsed=0:00:03.56    
[out#0/mp4 @ 0x600003d88240] video:5811KiB audio:0KiB subtitle:0KiB other streams:0KiB global headers:0KiB muxing overhead: 0.055929%
frame=  200 fps= 49 q=-1.0 Lsize=    5814KiB time=00:00:07.92 bitrate=6013.9kbits/s speed=1.95x elapsed=0:00:04.05    
[libx264 @ 0x126607850] frame I:1     Avg QP:19.83  size:160886
[libx264 @ 0x126607850] frame P:50    Avg QP:19.84  size: 65859
[libx264 @ 0x126607850] frame B:149   Avg QP:23.96  size: 16751
[libx264 @ 0x126607850] consecutive B-frames:  0.5%  0.0%  1.5% 98.0%
[libx264 @ 0x126607850] mb I  I16..4: 24.6% 35.9% 39.5%
[libx264 @ 0x126607850] mb P  I16..4:  0.4%  1.0%  1.2%  P16..4: 40.6% 23.1% 13.8%  0.0%  0.0%    skip:19.8%
[libx264 @ 0x126607850] mb B  I16..4:  0.0%  0.1%  0.2%  B16..8: 37.1%  5.4%  2.0%  direct: 3.1%  skip:52.0%  L0:40.9% L1:48.3% BI:10.8%
[libx264 @ 0x126607850] 8x8 transform intra:34.2% inter:51.9%
[libx264 @ 0x126607850] direct mvs  spatial:93.3% temporal:6.7%
[libx264 @ 0x126607850] coded y,uvDC,uvAC intra: 78.2% 81.2% 66.4% inter: 13.9% 12.4% 1.8%
[libx264 @ 0x126607850] i16 v,h,dc,p: 78% 13%  3%  6%
[libx264 @ 0x126607850] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 31%  6%  5%  7% 11% 11%  9% 11% 10%
[libx264 @ 0x126607850] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 34% 12%  6%  7%  9%  8%  8%  8%  9%
[libx264 @ 0x126607850] i8c dc,h,v,p: 26% 19% 43% 12%
[libx264 @ 0x126607850] Weighted P-Frames: Y:22.0% UV:0.0%
[libx264 @ 0x126607850] ref P L0: 47.7% 12.9% 18.1%  8.5% 11.4%  1.4%
[libx264 @ 0x126607850] ref B L0: 73.9% 16.8%  6.7%  2.7%
[libx264 @ 0x126607850] ref B L1: 93.7%  6.3%
[libx264 @ 0x126607850] kb/s:5949.72