[Cin] System ffmpeg Vulkan video transcoding fails - while benchmarking works
Andrew Randrianasulu
randrianasulu at gmail.com
Mon May 26 03:45:53 CEST 2025
вс, 25 мая 2025 г., 22:24 Terje J. Hanssen <terjejhanssen at gmail.com>:
>
> Den 26.04.2025 18:09, skrev Andrew Randrianasulu:
>
> On Sat, Apr 26, 2025 at 8:28 PM Terje Hanssen via Cin<cin at lists.cinelerra-gg.org> <cin at lists.cinelerra-gg.org> wrote:
>
> I have yet to get my system ffmpeg vulkan video transcoding to work on
> my machines, while benchmarking works.
> Therefore I hope get verified if my code line is correct, and how to fix
> possible syntax errors.
>
> -----------------
>
> Dell XPS 13-9370 ultrabook
>
> ffmpeg version 7.1.1 built with gcc 14 (SUSE Linux)
>
> inxi -CGSz
> System:
> Kernel: 6.12.24-1.0.2.sr20250402-longterm arch: x86_64 bits: 64
> Desktop: GNOME v: 48.0 Distro: openSUSE Tumbleweed-Slowroll 20250402
> CPU:
> Info: quad core model: Intel Core i7-8550U bits: 64 type: MT MCP cache:
> L2: 1024 KiB
> Speed (MHz): avg: 900 min/max: 400/4000 cores: 1: 900 2: 900 3: 900
> 4: 900
> 5: 900 6: 900 7: 900 8: 900
> Graphics:
> Device-1: Intel UHD Graphics 620 driver: i915 v: kernel
> Device-2: Realtek Integrated_Webcam_HD driver: uvcvideo type: USB
> Display: wayland server: X.org v: 1.21.1.15 with: Xwayland v: 24.1.6
> compositor: gnome-shell driver: gpu: i915 resolution: 3840x2160~60Hz
> API: OpenGL v: 4.6 vendor: intel mesa v: 25.0.3 renderer: Mesa Intel UHD
> Graphics 620 (KBL GT2)
> API: Vulkan v: 1.4.309 drivers: N/A surfaces: xcb,xlib,wayland
> API: EGL Message: EGL data requires eglinfo. Check --recommends.
> Info: Tools: api: glxinfo,vulkaninfo x11: xprop,xrandr
>
> =========================
>
> export VK_ICD_FILENAMES=/usr/share/vulkan/icd.d/intel_icd.x86_64.json
> export ANV_VIDEO_DECODE=1
> export ANV_VIDEO_ENCODE=1
>
>
> Transcoding fails:
>
> ffmpeg -hide_banner -init_hw_device vulkan=vk:0 -filter_hw_device vk -i
> hdv09_04_h264_qsv_8b420.mp4 -c:v hevc_vulkan test_hevc.mp4
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'hdv09_04_h264_qsv_8b420.mp4':
> Metadata:
> major_brand : isom
> minor_version : 512
> compatible_brands: isomiso2avc1mp41
> encoder : Lavf61.1.100
> Duration: 00:03:58.88, start: 0.000000, bitrate: 7671 kb/s
> Stream #0:0[0x1](und): Video: h264 (High) (avc1 / 0x31637661),
> yuvj420p(pc, smpte170m/unknown/unknown, progressive), 1440x1080 [SAR 4:3
> DAR 16:9], 7536 kb/s, 25 fps, 25 tbr, 12800 tbn (default)
> Metadata:
> handler_name : VideoHandler
> vendor_id : [0][0][0][0]
> Stream #0:1[0x2](eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz,
> stereo, fltp, 129 kb/s (default)
> Metadata:
> handler_name : SoundHandler
> vendor_id : [0][0][0][0]
> Stream mapping:
> Stream #0:0 -> #0:0 (h264 (native) -> hevc (hevc_vulkan))
> Stream #0:1 -> #0:1 (aac (native) -> aac (native))
> Press [q] to stop, [?] for help
> Impossible to convert between the formats supported by the filter
> 'Parsed_null_0' and the filter 'auto_scale_0'
> [vf#0:0 @ 0x561e923dd540] Error reinitializing filters!
> [vf#0:0 @ 0x561e923dd540] Task finished with error code: -38 (Function
> not implemented)
> [vf#0:0 @ 0x561e923dd540] Terminating thread with return code -38
> (Function not implemented)
> [vost#0:0/hevc_vulkan @ 0x561e9243b200] Could not open encoder before EOF
> [vost#0:0/hevc_vulkan @ 0x561e9243b200] Task finished with error code:
> -22 (Invalid argument)
> [vost#0:0/hevc_vulkan @ 0x561e9243b200] Terminating thread with return
> code -22 (Invalid argument)
> [out#0/mp4 @ 0x561e924a7a00] 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
> [aac @ 0x561e92cc4f80] Qavg: 208.809
> Conversion failed!
>
> =====================
>
> ah, syntax was slightly different, you apparently need to "link"
> vulcan decode and filtering via common naming?
>
> My line fails in similar way:
>
> ./bin/ffmpeg711-vulkan -init_hw_device vulkan=vk:0 -filter_hw_device
> vk -hwaccel vaapi -hwaccel_output_format vaapi -i
> ~/K38_sdcard1/Documents/iPhone11_4K-recorder_59.940HDR10.mov -vf
> libplacebo=colorspace=bt709:color_primaries=bt709:color_trc=bt709:range=tv
> -c:a copy -c:v hevc_vulkan -f avi /dev/null
> ffmpeg version 7.1.1 Copyright (c) 2000-2025 the FFmpeg developers
> built with gcc 11.2.0 (GCC)
> configuration: --enable-opencl --disable-debug --enable-libx265
> --enable-libx264 --enable-gpl --enable-libplacebo --enable-vulkan
> --enable-libshaderc --enable-libzimg --enable-libaom --enable-libdav1d
> --enable-libsoxr --enable-libfontconfig --enable-libfreetype
> --enable-libfribidi --enable-gnutls --enable-libass --enable-libbluray
> --enable-libcdio --enable-frei0r --enable-libgsm --enable-openal
> --enable-libopus --enable-librtmp --enable-libsnappy --enable-libspeex
> --enable-libssh --enable-libtheora --enable-libtwolame
> --enable-libv4l2 --enable-libvidstab --enable-libvorbis
> --enable-libvpx --enable-libwebp
> 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
> [aist#0:1/pcm_s16le @ 0xc4c4740] Guessed Channel Layout: stereo
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from
> '/home/guest/K38_sdcard1/Documents/iPhone11_4K-recorder_59.940HDR10.mov':
> Metadata:
> major_brand : qt
> minor_version : 0
> compatible_brands: qt
> creation_time : 2020-12-18T22:20:29.000000Z
> com.apple.quicktime.creationdate: 2020-12-18T17:20:29-0500
> com.apple.quicktime.location.ISO6709: +33.4233-084.5802/
> Duration: 00:00:19.16, start: 0.000000, bitrate: 69140 kb/s
> Stream #0:0[0x1](und): Video: hevc (Main 10) (hvc1 / 0x31637668),
> yuv420p10le(pc, bt2020nc/bt2020/smpte2084), 3840x2160, 64166 kb/s,
> 59.92 fps, 59.94 tbr, 600 tbn (default)
> Metadata:
> creation_time : 2020-12-18T22:20:29.000000Z
> handler_name : Core Media Video
> vendor_id : [0][0][0][0]
> encoder : HEVC
> Stream #0:1[0x2](und): Audio: pcm_s16le (lpcm / 0x6D63706C), 48000
> Hz, stereo, s16, 1536 kb/s (default)
> Metadata:
> creation_time : 2020-12-18T22:20:29.000000Z
> handler_name : Core Media Audio
> vendor_id : [0][0][0][0]
> File '/dev/null' already exists. Overwrite? [y/N] y
> Stream mapping:
> Stream #0:0 -> #0:0 (hevc (native) -> hevc (hevc_vulkan))
> Stream #0:1 -> #0:1 (copy)
> Press [q] to stop, [?] for help
> Impossible to convert between the formats supported by the filter
> 'graph -1 input from stream 0:0' and the filter 'auto_scale_0'
> [vf#0:0 @ 0xc4e1a00] Error reinitializing filters!
> [vf#0:0 @ 0xc4e1a00] Task finished with error code: -38 (Function not
> implemented)
> [vf#0:0 @ 0xc4e1a00] Terminating thread with return code -38 (Function
> not implemented)
> [vost#0:0/hevc_vulkan @ 0xc43b780] Could not open encoder before EOF
> [vost#0:0/hevc_vulkan @ 0xc43b780] Task finished with error code: -22
> (Invalid argument)
> [vost#0:0/hevc_vulkan @ 0xc43b780] Terminating thread with return code
> -22 (Invalid argument)
> [out#0/avi @ 0xc43be00] 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
> Conversion failed!
> bash-5.1$
>
>
>
> I am still struggling to get vulkan transcoding to work on Intel
> i7-12700KF with
>
> API: OpenGL v: 4.6 compat-v: 4.5 vendor: intel mesa v: 25.0.5
> renderer: Mesa Intel Arc A750 Graphics (DG2)
> API: Vulkan v: 1.4.309 drivers: N/A surfaces: xcb,xlib
>
> Because the corresponding ffmpeg syntax works fine using "vaapi" instead
> of "vulkan", I hope to get a modified syntax for vulkan to try:
>
> ffmpeg -hide_banner -init_hw_device vulkan -i hdv09_04.m2t -vf
> format=nv12,hwupload -c:v hevc_vulkan -y hdv09_04_hevc_vulkan_nv12.mp4
>
> [mpeg2video @ 0x563224f43f00] Invalid frame dimensions 0x0.
> Last message repeated 3 times
> [mpegts @ 0x563224f22240] PES packet size mismatch
> [mpegts @ 0x563224f22240] Packet corrupt (stream = 1, dts = 258142320).
> [mpegts @ 0x563224f22240] Could not find codec parameters for stream 2
> (Unknown: none ([160][0][0][0] / 0x00A0)): unknown codec
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 0x563224f22240] Could not find codec parameters for stream 3
> (Unknown: none ([161][0][0][0] / 0x00A1)): unknown codec
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
>
> Input #0, mpegts, from 'hdv09_04.m2t':
> Duration: 00:03:59.06, start: 2629.496000, bitrate: 26110 kb/s
> Program 100
> Stream #0:0[0x810]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002),
> yuv420p(tv, bt709, top first), 1440x1080 [SAR 4:3 DAR 16:9], 25000 kb/s, 25
> fps, 25 tbr, 90k tbn
> Side data:
> cpb: bitrate max/min/avg: 25000000/0/0 buffer size: 7340032
> vbv_delay: N/A
> Stream #0:1[0x814]: Audio: mp2 (mp3float) ([3][0][0][0] / 0x0003), 48000
> Hz, stereo, fltp, 384 kb/s
> Stream #0:2[0x815]: Unknown: none ([160][0][0][0] / 0x00A0)
> Stream #0:3[0x811]: Unknown: none ([161][0][0][0] / 0x00A1)
> Stream mapping:
> Stream #0:0 -> #0:0 (mpeg2video (native) -> hevc (hevc_vulkan))
> Stream #0:1 -> #0:1 (mp2 (native) -> aac (native))
> Press [q] to stop, [?] for help
> [hevc_vulkan @ 0x563224f1fa80] No rate control settings specified, using
> fixed QP = 18
>
> Output #0, mp4, to 'hdv09_04_hevc_vulkan_nv12.mp4':
> Metadata:
> encoder : Lavf61.7.100
> Stream #0:0: Video: hevc (Main) (hev1 / 0x31766568), vulkan(tv, bt709,
> top coded first (swapped)), 1440x1080 [SAR 4:3 DAR 16:9], q=2-31, 25 fps,
> 12800 tbn
> Metadata:
> encoder : Lavc61.19.101 hevc_vulkan
> Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo,
> fltp, 128 kb/s
> Metadata:
> encoder : Lavc61.19.101 aac
>
> [hevc_vulkan @ 0x563224f1fa80] Encode failed: -167801120.
> [vost#0:0/hevc_vulkan @ 0x563224f62500] Error submitting video frame to
> the encoder
> [vost#0:0/hevc_vulkan @ 0x563224f62500] Error encoding a frame: Error
> number -167801120 occurred
> [vost#0:0/hevc_vulkan @ 0x563224f62500] Task finished with error code:
> -167801120 (Error number -167801120 occurred)
> [vost#0:0/hevc_vulkan @ 0x563224f62500] Terminating thread with return
> code -167801120 (Error number -167801120 occurred)
> Unable to submit command buffer: VK_ERROR_DEVICE_LOST
> [hwupload @ 0x7f05d4004440] Failed to upload frame: -542398533.
> [vf#0:0 @ 0x563224f3f8c0] Error while filtering: Generic error in an
> external library
> [vf#0:0 @ 0x563224f3f8c0] Task finished with error code: -542398533
> (Generic error in an external library)
> [vf#0:0 @ 0x563224f3f8c0] Terminating thread with return code -542398533
> (Generic error in an external library)
> [out#0/mp4 @ 0x563224f41d80] video:0KiB audio:21KiB subtitle:0KiB other
> streams:0KiB global headers:0KiB muxing overhead: 5.119681%
> frame= 0 fps=0.0 q=0.0 Lsize= 22KiB time=N/A bitrate=N/A
> speed=N/A
> [aac @ 0x563224f4a6c0] Qavg: 179.018
> Conversion failed!
>
May be interlaced encoding via Vulkan not supported yet? Try progressive
source, if it works look for mesa3d for existing ANV + interlaced HEVC
encoding bug, if it does not exist - create one.
>
>
>
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