erbridge/dithercam 📝🔢❓🖼️🎥 → 🖼️

▶️ 4 runs 📅 Aug 2025 ⚙️ Cog 0.14.0
dithering posterization text-to-video video-animation video-generation

About

Forked from mattrothenberg/dithercam

Example Output

Prompt:

"a tree in a forest"

Output

Performance Metrics

451.66s Prediction Time
452.60s Total Time
All Input Parameters
{
  "prompt": "a tree in a forest",
  "num_colors": 16,
  "num_frames": 81,
  "resolution": "480p",
  "aspect_ratio": "1:1",
  "video_prompt": "the tree is struck by lightning and breaks",
  "frames_per_second": 16
}
Input Parameters
prompt (required) Type: string
Describe the image to generate (or animation if using input image)
num_colors Type: integerDefault: 8Range: 2 - 16
Number of colors in the palette
num_frames Type: integerDefault: 81Range: 81 - 100
Number of frames
resolution Default: 480p
Video resolution
input_image Type: string
Optional: provide an image to skip generation and go straight to video
aspect_ratio Default: 1:1
Aspect ratio (only used for image generation)
video_prompt Type: stringDefault:
Prompt for video animation
frames_per_second Type: integerDefault: 16Range: 5 - 24
Frames per second
Output Schema

Output

Type: stringFormat: uri

Example Execution Logs
ffmpeg version 7.1.1 Copyright (c) 2000-2025 the FFmpeg developers
  built with gcc 13.2.1 (Alpine 13.2.1_git20240309) 20240309
  configuration: --pkg-config-flags=--static --extra-cflags=-fopenmp --extra-ldflags='-fopenmp -Wl,--allow-multiple-definition -Wl,-z,stack-size=2097152' --toolchain=hardened --disable-debug --disable-shared --disable-ffplay --enable-static --enable-gpl --enable-version3 --enable-fontconfig --enable-gray --enable-iconv --enable-lcms2 --enable-libaom --enable-libaribb24 --enable-libass --enable-libbluray --enable-libdav1d --enable-libdavs2 --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libharfbuzz --enable-libjxl --enable-libkvazaar --enable-libmodplug --enable-libmp3lame --enable-libmysofa --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librabbitmq --enable-librav1e --enable-librsvg --enable-librtmp --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libtheora --enable-libtwolame --enable-libuavs3d --enable-libvidstab --enable-libvmaf --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpl --enable-libvpx --enable-libvvenc --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxevd --enable-libxeve --enable-libxml2 --enable-libxvid --enable-libzimg --enable-libzmq --enable-openssl
  libavutil      59. 39.100 / 59. 39.100
  libavcodec     61. 19.101 / 61. 19.101
  libavformat    61.  7.100 / 61.  7.100
  libavdevice    61.  3.100 / 61.  3.100
  libavfilter    10.  4.100 / 10.  4.100
  libswscale      8.  3.100 /  8.  3.100
  libswresample   5.  3.100 /  5.  3.100
  libpostproc    58.  3.100 / 58.  3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/tmp/cog-runner-tmp-1950730513/958d4e1360524efe/tmp1lzj8ezb.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2avc1mp41
    encoder         : Lavf60.16.100
  Duration: 00:00:05.04, start: 0.000000, bitrate: 4912 kb/s
  Stream #0:0[0x1](und): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p(progressive), 640x640, 4910 kb/s, 24 fps, 24 tbr, 12288 tbn (default)
      Metadata:
        handler_name    : VideoHandler
        vendor_id       : [0][0][0][0]
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> png (native))
Press [q] to stop, [?] for help
Output #0, image2, to '/tmp/frames/frame_%04d.png':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2avc1mp41
    encoder         : Lavf61.7.100
  Stream #0:0(und): Video: png, rgb24(pc, gbr/unknown/unknown, progressive), 640x640, q=2-31, 200 kb/s, 16 fps, 16 tbn (default)
      Metadata:
        handler_name    : VideoHandler
        vendor_id       : [0][0][0][0]
        encoder         : Lavc61.19.101 png
frame=   12 fps=0.0 q=-0.0 size=N/A time=00:00:00.75 bitrate=N/A speed= 1.5x    
frame=   27 fps= 27 q=-0.0 size=N/A time=00:00:01.68 bitrate=N/A speed=1.69x    
frame=   44 fps= 29 q=-0.0 size=N/A time=00:00:02.75 bitrate=N/A speed=1.83x    
frame=   65 fps= 32 q=-0.0 size=N/A time=00:00:04.06 bitrate=N/A speed=2.03x    
[out#0/image2 @ 0x7b142fe375c0] video:57820KiB audio:0KiB subtitle:0KiB other streams:0KiB global headers:0KiB muxing overhead: unknown
frame=   81 fps= 35 q=-0.0 Lsize=N/A time=00:00:05.06 bitrate=N/A speed=2.17x    
ffmpeg version 7.1.1 Copyright (c) 2000-2025 the FFmpeg developers
  built with gcc 13.2.1 (Alpine 13.2.1_git20240309) 20240309
  configuration: --pkg-config-flags=--static --extra-cflags=-fopenmp --extra-ldflags='-fopenmp -Wl,--allow-multiple-definition -Wl,-z,stack-size=2097152' --toolchain=hardened --disable-debug --disable-shared --disable-ffplay --enable-static --enable-gpl --enable-version3 --enable-fontconfig --enable-gray --enable-iconv --enable-lcms2 --enable-libaom --enable-libaribb24 --enable-libass --enable-libbluray --enable-libdav1d --enable-libdavs2 --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libharfbuzz --enable-libjxl --enable-libkvazaar --enable-libmodplug --enable-libmp3lame --enable-libmysofa --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librabbitmq --enable-librav1e --enable-librsvg --enable-librtmp --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libtheora --enable-libtwolame --enable-libuavs3d --enable-libvidstab --enable-libvmaf --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpl --enable-libvpx --enable-libvvenc --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxevd --enable-libxeve --enable-libxml2 --enable-libxvid --enable-libzimg --enable-libzmq --enable-openssl
  libavutil      59. 39.100 / 59. 39.100
  libavcodec     61. 19.101 / 61. 19.101
  libavformat    61.  7.100 / 61.  7.100
  libavdevice    61.  3.100 / 61.  3.100
  libavfilter    10.  4.100 / 10.  4.100
  libswscale      8.  3.100 /  8.  3.100
  libswresample   5.  3.100 /  5.  3.100
  libpostproc    58.  3.100 / 58.  3.100
Input #0, image2, from '/tmp/dithered_frames/frame_%04d.png':
  Duration: 00:00:05.06, start: 0.000000, bitrate: N/A
  Stream #0:0: Video: png, rgb24(pc, gbr/unknown/unknown), 640x640, 16 fps, 16 tbr, 16 tbn
Stream mapping:
  Stream #0:0 -> #0:0 (png (native) -> h264 (libx264))
Press [q] to stop, [?] for help
[libx264 @ 0x754594d9b440] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2 AVX512
[libx264 @ 0x754594d9b440] profile High, level 3.0, 4:2:0, 8-bit
[libx264 @ 0x754594d9b440] 264 - core 164 r3108 31e19f9 - H.264/MPEG-4 AVC codec - Copyleft 2003-2023 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=1 lookahead_threads=1 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=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=16 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to '/tmp/posterized_dithered_video.mp4':
  Metadata:
    encoder         : Lavf61.7.100
  Stream #0:0: Video: h264 (avc1 / 0x31637661), yuv420p(tv, progressive), 640x640, q=2-31, 16 fps, 16384 tbn
      Metadata:
        encoder         : Lavc61.19.101 libx264
      Side data:
        cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
frame=    5 fps=0.0 q=27.0 size=       0KiB time=00:00:00.18 bitrate=   2.0kbits/s speed=0.375x    
frame=   21 fps= 21 q=27.0 size=     256KiB time=00:00:01.18 bitrate=1766.3kbits/s speed=1.19x    
frame=   37 fps= 25 q=27.0 size=     768KiB time=00:00:02.18 bitrate=2876.3kbits/s speed=1.46x    
frame=   63 fps= 31 q=27.0 size=    1280KiB time=00:00:03.81 bitrate=2750.5kbits/s speed=1.91x    
[out#0/mp4 @ 0x754594da9580] video:1514KiB audio:0KiB subtitle:0KiB other streams:0KiB global headers:0KiB muxing overhead: 0.119067%
frame=   81 fps= 36 q=27.0 Lsize=    1516KiB time=00:00:04.93 bitrate=2515.0kbits/s speed=2.22x    
[libx264 @ 0x754594d9b440] frame I:1     Avg QP:22.28  size: 95587
[libx264 @ 0x754594d9b440] frame P:20    Avg QP:22.50  size: 33664
[libx264 @ 0x754594d9b440] frame B:60    Avg QP:25.45  size: 13014
[libx264 @ 0x754594d9b440] consecutive B-frames:  1.2%  0.0%  0.0% 98.8%
[libx264 @ 0x754594d9b440] mb I  I16..4: 13.9%  8.1% 78.0%
[libx264 @ 0x754594d9b440] mb P  I16..4:  2.8%  4.3%  9.4%  P16..4: 14.2% 18.1% 21.9%  0.0%  0.0%    skip:29.4%
[libx264 @ 0x754594d9b440] mb B  I16..4:  0.6%  0.6%  1.9%  B16..8: 24.4% 14.6%  8.8%  direct: 6.4%  skip:42.7%  L0:34.0% L1:52.1% BI:13.9%
[libx264 @ 0x754594d9b440] 8x8 transform intra:21.5% inter:12.1%
[libx264 @ 0x754594d9b440] coded y,uvDC,uvAC intra: 62.9% 81.1% 78.5% inter: 25.5% 29.0% 24.6%
[libx264 @ 0x754594d9b440] i16 v,h,dc,p: 41% 31% 23%  4%
[libx264 @ 0x754594d9b440] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 10% 13% 55%  3%  4%  3%  4%  2%  4%
[libx264 @ 0x754594d9b440] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 23% 23% 28%  4%  4%  4%  5%  3%  5%
[libx264 @ 0x754594d9b440] i8c dc,h,v,p: 49% 28% 13% 11%
[libx264 @ 0x754594d9b440] Weighted P-Frames: Y:5.0% UV:5.0%
[libx264 @ 0x754594d9b440] ref P L0: 56.2% 12.8% 20.4% 10.7%
[libx264 @ 0x754594d9b440] ref B L0: 86.1% 10.5%  3.3%
[libx264 @ 0x754594d9b440] ref B L1: 96.3%  3.7%
[libx264 @ 0x754594d9b440] kb/s:2448.90
Version Details
Version ID
530a66c244b735b6e3aaf8b4302d441ab916b99a50196cf3d2e28309245d1161
Version Created
August 15, 2025
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