Paul B Mahol
a0a57072c9
avfilter: make use of ff_filter_get_nb_threads
8 years ago
Thilo Borgmann
37a4d3383f
lavfi/perspective: Add basic timeline editing.
Add number of input and output frames to possible variables.
Add option eval to reevaluate coordinate expressions during
initialization or for every frame.
9 years ago
Derek Buitenhuis
21f9468402
avutil: Rename FF_CEIL_COMPAT to AV_CEIL_COMPAT
Libav, for some reason, merged this as a public API function. This will
aid in future merges.
A define is left for backwards compat, just in case some person
used it, since it is in a public header.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
9 years ago
Ganesh Ajjanagadde
c6bea81acf
avfilter/vf_perspective: use lrint instead of floor hack
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
9 years ago
Paul B Mahol
a0854c084e
avfilter: handle error in query_formats() in bunch of filters
Signed-off-by: Paul B Mahol <onemda@gmail.com>
10 years ago
Michael Niedermayer
1f1ef843b5
avfilter/vf_perspective: Use av_clip_uint8()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
a2fa1889a6
avfilter/vf_perspective: add av_assert0() to help gcc see that there are no uninitialized variables
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Nicholas Robbins
22cfa1f759
libavfi: added option to vf_perspective to specify transformation by giving destinations of corners of source.
Signed-off-by: Nicholas Robbins <nickrobbins@yahoo.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Paul B Mahol
e3212bfd14
avfitler/vf_perspective: support slice threading
Signed-off-by: Paul B Mahol <onemda@gmail.com>
10 years ago
Paul B Mahol
b211607b5c
avfilter: various cosmetics
Signed-off-by: Paul B Mahol <onemda@gmail.com>
11 years ago
Michael Niedermayer
3b2e99fe9e
avfilter/vf_perspective: factor u cliping code
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Paul B Mahol
80c6445932
lavfi: port perspective filter from libmpcodecs
Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago