[error] RealESRGAN model param file not found: models/realesrgan/realesr-animevideov3-x4.param

[kernel-my]

hi:
i use ubuntu20.04 build video2x
but,operation

./video2x -i vtest.avi -o test.avi -f realesrgan -r 2 -m realesrgan-plus

_MESA-INTEL: warning: Performance support disabled, consider sysctl dev.i915.perf_stream_paranoid=0

          [2024-11-27 13:57:54.215] [info] Video2X version 6.1.1
          [2024-11-27 13:57:54.215] [info] Processing file: vtest.avi
          [2024-11-27 13:57:54.215] [info] Press [space] to pause/resume, [q] to abort.
          [libx264 @ 0x7fb97c02ef80] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
          [libx264 @ 0x7fb97c02ef80] profile High, level 4.0
          [2024-11-27 13:57:54.227] [error] RealESRGAN model param file not found: models/realesrgan/realesrgan-plus-x2.param
          [2024-11-27 13:57:54.227] [critical] Failed to initialize filter
          [2024-11-27 13:57:54.316] [critical] Video processing failed with error code -1

_

and ./video2x -i vtest.avi -o output.avi -f libplacebo -s libplacebo/anime4k-v4-a+a.glsl -w 3840 -h 2160
MESA-INTEL: warning: Performance support disabled, consider sysctl dev.i915.perf_stream_paranoid=0

    [2024-11-27 11:44:47.515] [info] Video2X version 6.1.1
    [2024-11-27 11:44:47.515] [info] Processing file: vtest.avi
    [2024-11-27 11:44:47.515] [info] Press [space] to pause/resume, [q] to abort.
    [libx264 @ 0x7f2d2802ef80] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
    [libx264 @ 0x7f2d2802ef80] profile High, level 5.1
    [2024-11-27 11:44:47.542] [warning] Option 'colorspace' is not supported by the buffer filter.
    [2024-11-27 11:44:47.542] [warning] Option 'range' is not supported by the buffer filter.
    [2024-11-27 11:44:47.542] [error] Filter 'libplacebo' not found.
    [2024-11-27 11:44:47.543] [critical] Failed to initialize filter
    [2024-11-27 11:44:47.615] [critical] Video processing failed with error code -1279870712

Always report errors

[k4yt3x]

For your first error, the realesrgan-plus model only supports 4x, so set -r 4.

For the second error, FFmpeg on Ubuntu 20.04 is simply too old and built without libplacebo. Use the FFmepg on 24.04.

[kernel-my]

Thanks. I'll try