#10665: VRAM usage too high in a specific video part.
-------------------------------------+-------------------------------------
Reporter: Marcus | Owner: (none)
Type: defect | Status: new
Priority: normal | Component:
| undetermined
Version: unspecified | Resolution:
Keywords: OOM, gpu, | Blocked By:
hwupload, hwdownload |
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Description changed by Marcus:
Old description:
> Summary of the bug: not happens with all videos, but in this specifc one
> the ffmpeg crashes with out of memory, my personal GPU has 4GB of VRAM
> but other user reported me that had the same problem with his 12GB VRAM
> card with some videos.
> How to reproduce:
> {{{
> ffmpeg.exe -y -i "test.mkv" -init_hw_device vulkan -vf
> format=yuv420p,hwupload,libplacebo=w=3840:h=2160:upscaler=ewa_lanczos,hwdownload,format=yuv420p
> -cq 19 -c:v hevc_nvenc "test-out.mkv"
> }}}
> {{{
> ffmpeg version N-112750-g6d60cc7baf-20231114 Copyright (c) 2000-2023 the
> FFmpeg developers
> built with gcc 13.2.0 (crosstool-NG 1.25.0.232_c175b21)
> }}}
> Patches should be submitted to the ffmpeg-devel mailing list and not this
> bug tracker.
New description:
Summary of the bug: not happens with all videos, but in this specifc one
the ffmpeg crashes with out of memory, my personal GPU has 4GB of VRAM but
other user reported me that had the same problem with his 12GB VRAM card
with some videos.
How to reproduce:
{{{
ffmpeg.exe -y -i "test.mkv" -init_hw_device vulkan -vf
format=yuv420p,hwupload,libplacebo=w=3840:h=2160:upscaler=ewa_lanczos,hwdownload,format=yuv420p
-cq 19 -c:v hevc_nvenc "test-out.mkv"
}}}
{{{
ffmpeg version N-112750-g6d60cc7baf-20231114 Copyright (c) 2000-2023 the
FFmpeg developers
built with gcc 13.2.0 (crosstool-NG 1.25.0.232_c175b21)
}}}
sample uploaded in VideoLAN (filename: test_ticket_10665.mkv)
console output attached in a zip file
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Ticket URL: <https://trac.ffmpeg.org/ticket/10665#comment:1>
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