字幕样式预览无法显示

[Thundercup]

问题描述 | Problem Description

Windows 11 25H2
版本：1.4.1

ASS样式

圆角背景

日志信息（可选）| Logs (Optional)

2026-05-07 20:12:01 - subtitle.ass - ERROR - FFmpeg 预览生成失败: b"ffmpeg version 8.1.1-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers\r\n  built with gcc 15.2.0 (Rev13, Built by MSYS2 project)\r\n  configuration: --enable-gpl --enable-version3 --enable-static --disable-w32threads --disable-autodetect --enable-cairo --enable-fontconfig --enable-iconv --enable-gnutls --enable-lcms2 --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma --enable-libsnappy --enable-zlib --enable-librist --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-libbluray --enable-libcaca --enable-libdvdnav --enable-libdvdread --enable-sdl2 --enable-libaribb24 --enable-libaribcaption --enable-libdav1d --enable-libdavs2 --enable-libopenjpeg --enable-libquirc --enable-libuavs3d --enable-libxevd --enable-libzvbi --enable-liboapv --enable-libqrencode --enable-librav1e --enable-libsvtav1 --enable-libvvenc --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxeve --enable-libxvid --enable-libaom --enable-libjxl --enable-libsvtjpegxs --enable-libvpx --enable-mediafoundation --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --enable-libharfbuzz --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-dxva2 --enable-d3d11va --enable-d3d12va --enable-ffnvcodec --enable-libvpl --enable-nvdec --enable-nvenc --enable-vaapi --enable-libshaderc --enable-vulkan --enable-libplacebo --enable-opencl --enable-libcdio --enable-openal --enable-libgme --enable-libmodplug --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame --enable-libshine --enable-libtheora --enable-libtwolame --enable-libvo-amrwbenc --enable-libcodec2 --enable-libilbc --enable-libgsm --enable-liblc3 --enable-libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis --enable-ladspa --enable-libbs2b --enable-libflite --enable-libmysofa --enable-librubberband --enable-libsoxr --enable-chromaprint --enable-whisper\r\n  libavutil      60. 26.101 / 60. 26.101\r\n  libavcodec     62. 28.101 / 62. 28.101\r\n  libavformat    62. 12.101 / 62. 12.101\r\n  libavdevice    62.  3.101 / 62.  3.101\r\n  libavfilter    11. 14.101 / 11. 14.101\r\n  libswscale      9.  5.101 /  9.  5.101\r\n  libswresample   6.  3.101 /  6.  3.101\r\nInput #0, png_pipe, from '<USER_HOME>\\AppData\\Local\\VideoCaptioner\\VideoCaptioner\\resource\\assets\\default_bg.png':\r\n  Duration: N/A, bitrate: N/A\r\n  Stream #0:0: Video: png, rgb24(pc, gbr/unknown/unknown), 1920x1080 [SAR 1:1 DAR 16:9], 25 fps, 25 tbr, 25 tbn\r\n[AVFilterGraph @ 00000211aa47be40] No option name near '<INSTALL_DIR>/videocaptioner/.venv/Lib/site-packages/videocaptioner/resources/fonts'\r\n[AVFilterGraph @ 00000211aa47be40] Error parsing a filter description around: \r\n[AVFilterGraph @ 00000211aa47be40] Error parsing filterchain 'ass=<TEMP_DIR>/tmpul2dazbm.ass:fontsdir=<INSTALL_DIR>/videocaptioner/.venv/Lib/site-packages/videocaptioner/resources/fonts' around: \r\nError opening output file <USER_HOME>\\AppData\\Local\\VideoCaptioner\\VideoCaptioner\\cache\\ass_preview.png.\r\nError opening output files: Invalid argument\r\n</USER_HOME></INSTALL_DIR></TEMP_DIR></INSTALL_DIR></USER_HOME>