#11664: ffmpeg can't allocate memory when using any vulkan hwaccel
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Reporter: illy | Type: defect
Status: new | Priority: normal
Component: undetermined | Version: 7.1
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Hardware used: Amd 5500U APU
Version: ffmpeg 7.1.1
Summary of the bug:
trying to use the vulkan mp4 codec, it fails with error
{{{
Device creation failed: -12.
Failed to set value 'vulkan=vk:0' for option 'init_hw_device': Cannot
allocate memory
Error parsing global options: Cannot allocate memory
}}}
How to reproduce:
{{{
ffmpeg -init_hw_device "vulkan=vk:0" -hwaccel vulkan
-hwaccel_output_format vulkan -i VID_XXXX.mp4 -crf 42 VID_XXXX-smaller.mp4
}}}
output:
{{{
ffmpeg version 7.1.1 Copyright (c) 2000-2025 the FFmpeg developers
built with gcc 11 (Ubuntu 11.4.0-1ubuntu1~22.04)
configuration: --prefix=/home/linuxbrew/.linuxbrew/Cellar/ffmpeg/7.1.1_3
--enable-shared --enable-pthreads --enable-version3 --cc=gcc-11 --host-
cflags= --host-ldflags= --enable-ffplay --enable-gnutls --enable-gpl
--enable-libaom --enable-libaribb24 --enable-libbluray --enable-libdav1d
--enable-libharfbuzz --enable-libjxl --enable-libmp3lame --enable-libopus
--enable-librav1e --enable-librist --enable-librubberband --enable-
libsnappy --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-
libtesseract --enable-libtheora --enable-libvidstab --enable-libvmaf
--enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264
--enable-libx265 --enable-libxml2 --enable-libxvid --enable-lzma --enable-
libfontconfig --enable-libfreetype --enable-frei0r --enable-libass
--enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg
--enable-libspeex --enable-libsoxr --enable-libzmq --enable-libzimg
--disable-libjack --disable-indev=jack
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
Splitting the commandline.
Reading option '-v' ... matched as option 'v' (set logging level) with
argument 'debug'.
Reading option '-init_hw_device' ... matched as option 'init_hw_device'
(initialise hardware device) with argument 'vulkan=vk:0'.
Reading option '-hwaccel' ... matched as option 'hwaccel' (use HW
accelerated decoding) with argument 'vulkan'.
Reading option '-hwaccel_output_format' ... matched as option
'hwaccel_output_format' (select output format used with HW accelerated
decoding) with argument 'vulkan'.
Reading option '-i' ... matched as input url with argument
'VID_20250710_170316-FASTER.mp4'.
Reading option '-crf' ... matched as AVOption 'crf' with argument '42'.
Reading option 'VID_20250710_170316-FASTERERER.mp4' ... matched as output
url.
Finished splitting the commandline.
Parsing a group of options: global .
Applying option v (set logging level) with argument debug.
Applying option init_hw_device (initialise hardware device) with argument
vulkan=vk:0.
Device creation failed: -12.
Failed to set value 'vulkan=vk:0' for option 'init_hw_device': Cannot
allocate memory
Error parsing global options: Cannot allocate memory
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/11664>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker
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