#11217: Output "-ss" memory consumption regression
-------------------------------------+-------------------------------------
Reporter: Bryce | Owner: (none)
Chester Newman |
Type: defect | Status: new
Priority: important | Component: ffmpeg
Version: 7.1 | Resolution:
Keywords: seek | Blocked By:
seeking |
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by Bryce Chester Newman):
{{{
time ffmpeg -y -i 1951279840.mov -filter_threads 1 -filter_complex_threads
1 \
-filter_complex
"[0:v:0]scale='768:432':force_original_aspect_ratio=decrease:force_divisible_by=2[jpg-600];[0:v:0]scale='1280:640'[mp4-640]"
\
-map "[jpg-600]" -ss 67 -f image2 -q:v 5 -update 1 -frames:v 1
/tmp/jpg-600-123456.jpg \
-map "[mp4-640]" -map_metadata -1 -f mp4 -vcodec libx264 -profile:v main
-level 3.1 -crf 23 -b:v 2500K -movflags faststart -refs 4 -pix_fmt yuv420p
-color_primaries bt709 -color_trc bt709 -colorspace bt709 -preset medium
/tmp/mp4-640-23456.mp4
}}}
All the above did was add an additional 10 seconds to the transcoding time
and did not change the memory footprint.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/11217#comment:25>
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