Hi,
I'm sharing with you the workaround I found,
Le 2025-11-14 19:11, calimou--- via ffmpeg-user a écrit :
[vf#0:0 @ 0x56113a7cb400] Reconfiguring filter graph because video
parameters changed to yuv420p(tv, fcc), 720x576
^^^^^^^^^^^^^^^^^^THIS^^^^^^^^^^^^^^
Impossible to convert between the formats supported by the filter
'Parsed_hwupload_1' and the filter 'auto_scale_1'
^^^^^^^^^^^^^^^^^^THIS^^^^^^^^^^^^^
[vf#0:0 @ 0x56113a7cb400] Error reinitializing filters!
[vf#0:0 @ 0x56113a7cb400] Task finished with error code: -38 (Function
not implemented)
[vf#0:0 @ 0x56113a7cb400] Terminating thread with return code -38
(Function not implemented)
[out#0/mp4 @ 0x56113a77bfc0] video:37429KiB audio:1435KiB subtitle:0KiB
other streams:0KiB global headers:0KiB muxing overhead: 0.166576%
frame= 2348 fps=624 q=-0.0 Lsize= 38928KiB time=00:01:31.96
bitrate=3467.5kbits/s speed=24.4x
[aac @ 0x56113a792ac0] Qavg: 1585.304
Conversion failed!
I suspect the change happens whenever it reach the end and therefore
try to seek to a DVD menu or something like that. Below the output of
ffplay on the same title:
I circumvented the problem by adding the option -noautoscale
Cheers,
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