On Fri, 20 Jan 2023, Anton Khirnov wrote:

---
libavfilter/graphparser.c | 537 +++++++++-----------------------------
1 file changed, 126 insertions(+), 411 deletions(-)

This change makes error messages for parse failures less useful or completely missing. E.g.:

ffmpeg -f lavfi -i testsrc -vf yadif,scale=dummy=boo -f null none

Before:

[Parsed_scale_0 @ 0x555c19335b00] Option 'dummy' not found
[AVFilterGraph @ 0x555c19333e00] Error initializing filter 'scale' with args 
'dummy=boo:flags=bicubic'
Error reinitializing filters!

After:

[AVFilterGraph @ 0x3c5a100] Error applying filter options
Error reinitializing filters!


ffplay -f lavfi -i testsrc -vf yadif,scale=dummy=boo

Before:

[Parsed_scale_1 @ 0x55fa2b935080] Option 'dummy' not found
Error initializing filter 'scale' with args 'dummy=boo:flags=bicubic'

After:

(no error message)

Regards,
Marton
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