the below log might help
nvenc capabilities log
ffmpeg version n7.1.1-56-gc2184b65d2-20250716 Copyright (c) 2000-2025 the FFmpeg developers
built with gcc 15.1.0 (crosstool-NG 1.27.0.42_35c1e72)
configuration: --prefix=/ffbuild/prefix --pkg-config-flags=--static --pkg-config=pkg-config --cross-prefix=x86_64-w64-mingw32- --arch=x86_64 --target-os=mingw32 --enable-gpl --enable-version3 --disable-debug --disable-w32threads --enable-pthreads --enable-iconv --enable-zlib --enable-libfribidi --enable-gmp --enable-libxml2 --enable-lzma --enable-fontconfig --enable-libharfbuzz --enable-libfreetype --enable-libvorbis --enable-opencl --disable-libpulse --enable-libvmaf --disable-libxcb --disable-xlib --enable-amf --enable-libaom --enable-libaribb24 --enable-avisynth --enable-chromaprint --enable-libdav1d --enable-libdavs2 --enable-libdvdread --enable-libdvdnav --disable-libfdk-aac --enable-ffnvcodec --enable-cuda-llvm --enable-frei0r --enable-libgme --enable-libkvazaar --enable-libaribcaption --enable-libass --enable-libbluray --enable-libjxl --enable-libmp3lame --enable-libopus --enable-librist --enable-libssh --enable-libtheora --enable-libvpx --enable-libwebp --enable-libzmq --enable-lv2 --enable-libvpl --enable-openal --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libopenmpt --enable-librav1e --enable-librubberband --enable-schannel --enable-sdl2 --enable-libsnappy --enable-libsoxr --enable-libsrt --enable-libsvtav1 --enable-libtwolame --enable-libuavs3d --disable-libdrm --enable-vaapi --enable-libvidstab --enable-vulkan --enable-libshaderc --enable-libplacebo --enable-libvvenc --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxvid --enable-libzimg --enable-libzvbi --extra-cflags=-DLIBTWOLAME_STATIC --extra-cxxflags= --extra-libs=-lgomp --extra-ldflags=-pthread --extra-ldexeflags= --cc=x86_64-w64-mingw32-gcc --cxx=x86_64-w64-mingw32-g++ --ar=x86_64-w64-mingw32-gcc-ar --ranlib=x86_64-w64-mingw32-gcc-ranlib --nm=x86_64-w64-mingw32-gcc-nm --extra-version=20250716
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, lavfi, from 'nullsrc':
Duration: N/A, start: 0.000000, bitrate: N/A
Stream #0:0: Video: wrapped_avframe, yuv420p, 320x240 [SAR 1:1 DAR 4:3], 25 fps, 25 tbr, 25 tbn
Stream mapping:
Stream #0:0 -> #0:0 (wrapped_avframe (native) -> h264 (h264_nvenc))
Press [q] to stop, [?] for help
[h264_nvenc @ 0000015592b3ae00] [ GPU #0 - < NVIDIA GeForce RTX 3080 Ti > has Compute SM 8.6 ]
[vost#0:0/h264_nvenc @ 0000015592b3a240] Error while opening encoder - maybe incorrect parameters such as bit_rate, rate, width or height.
[vf#0:0 @ 0000015592ab3bc0] Error sending frames to consumers: Immediate exit requested
[vf#0:0 @ 0000015592ab3bc0] Task finished with error code: -1414092869 (Immediate exit requested)
[vf#0:0 @ 0000015592ab3bc0] Terminating thread with return code -1414092869 (Immediate exit requested)
[vost#0:0/h264_nvenc @ 0000015592b3a240] Could not open encoder before EOF
[vost#0:0/h264_nvenc @ 0000015592b3a240] Task finished with error code: -22 (Invalid argument)
[vost#0:0/h264_nvenc @ 0000015592b3a240] Terminating thread with return code -22 (Invalid argument)
[out#0/null @ 0000015592acbd40] Nothing was written into output file, because at least one of its streams received no packets.
frame= 0 fps=0.0 q=0.0 Lsize= 0KiB time=N/A bitrate=N/A speed=N/A
transcode log
ffmpeg started on 2025-09-30 at 15:02:48
Report written to "C:/Users/dewif/AppData/Local/etv-transcode/.troubleshooting/ffmpeg-20250930-150248-transcode.log"
Log level: 32
Command line:
"C:\ErsatzTV\ffmpeg.exe" -threads 1 -nostdin -hide_banner -nostats -loglevel error -fflags +genpts+discardcorrupt+igndts -hwaccel cuda -ss 00:49:06 -hwaccel_output_format cuda -readrate 1.0 -readrate_initial_burst 45 -i "D:\Media\Movies\Kickboxer (1989) {tmdb-10222}\Kickboxer (1989).mp4" -filter_complex "[0:1]aresample=async=1,apad[a];[0:0]scale_cuda=1920:1080,setsar=1[v];[v]setparams=range=tv:colorspace=bt709:color_trc=bt709:color_primaries=bt709,scale_cuda=format=yuv420p[vpf]" -map "[vpf]" -map "[a]" -muxdelay 0 -muxpreload 0 -movflags +faststart -flags cgop -bf 0 -sc_threshold 0 -t 00:00:30.0000000 -noautoscale -video_track_timescale 90000 -b:v 8000k -maxrate:v 8000k -bufsize:v 4000k -c:v h264_nvenc -profile:v main -c:a ac3 -ac 6 -b:a 2000k -maxrate:a 2000k -bufsize:a 500k -ar 48k -map_metadata -1 -metadata "service_provider=\"ErsatzTV\"" -metadata "service_name=\"ETV\"" -g 96 -keyint_min 96 -force_key_frames "expr:gte(t,n_forced*4)" -f hls -hls_time 4 -hls_list_size 0 -segment_list_flags +live -hls_segment_filename "C:\Users\dewif\AppData\Local\etv-transcode\.troubleshooting\live%06d.ts" -hls_flags append_list+independent_segments "C:\Users\dewif\AppData\Local\etv-transcode\.troubleshooting\live.m3u8"
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'D:\Media\Movies\Kickboxer (1989) {tmdb-10222}\Kickboxer (1989).mp4':
Metadata:
major_brand : isom
minor_version : 1
compatible_brands: isomavc1
creation_time : 2012-04-05T18:57:57.000000Z
Duration: 01:38:12.68, start: 0.000000, bitrate: 926 kb/s
Stream #0:00x1: Video: h264 (High) (avc1 / 0x31637661), yuv420p(progressive), 1280x720 [SAR 1:1 DAR 16:9], 860 kb/s, 23.98 fps, 23.98 tbr, 96k tbn (default)
Metadata:
creation_time : 2012-04-05T18:57:57.000000Z
vendor_id : [0][0][0][0]
Stream #0:10x2: Audio: aac (HE-AAC) (mp4a / 0x6134706D), 22050 Hz, stereo, fltp, 63 kb/s (default)
Metadata:
creation_time : 2012-04-05T18:58:57.000000Z
handler_name : GPAC ISO Audio Handler
vendor_id : [0][0][0][0]
[out#0/hls @ 000001eb2c2ab000] Codec AVOption sc_threshold (Scene change threshold) has not been used for any stream. The most likely reason is either wrong type (e.g. a video option with no video streams) or that it is a private option of some decoder which was not actually used for any stream.
Stream mapping:
Stream #0:0 (h264) -> scale_cuda:default
Stream #0:1 (aac) -> aresample:default
scale_cuda:default -> Stream #0:0 (h264_nvenc)
apad:default -> Stream #0:1 (ac3)
Output #0, hls, to 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8':
Metadata:
service_provider: "ErsatzTV"
service_name : "ETV"
encoder : Lavf61.7.100
Stream #0:0: Video: h264 (Main), cuda(tv, bt709, progressive), 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 8000 kb/s, 23.98 fps, 90k tbn
Metadata:
encoder : Lavc61.19.101 h264_nvenc
Side data:
cpb: bitrate max/min/avg: 8000000/0/8000000 buffer size: 4000000 vbv_delay: N/A
Stream #0:1: Audio: ac3, 48000 Hz, 5.1(side), fltp, 640 kb/s
Metadata:
encoder : Lavc61.19.101 ac3
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live000000.ts' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8.tmp' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live000001.ts' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8.tmp' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live000002.ts' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8.tmp' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live000003.ts' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8.tmp' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live000004.ts' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8.tmp' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live000005.ts' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8.tmp' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live000006.ts' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8.tmp' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live000007.ts' for writing
[hls @ 000001eb2d826040] Opening 'C:\Users\dewif\AppData\Local\etv-transcode.troubleshooting\live.m3u8.tmp' for writing
[out#0/hls @ 000001eb2c2ab000] video:29472KiB audio:2345KiB subtitle:0KiB other streams:0KiB global headers:0KiB muxing overhead: unknown
frame= 720 fps=419 q=18.0 Lsize=N/A time=00:00:29.99 bitrate=N/A dup=1 drop=0 speed=17.4x