FFmpeg

Commit Graph

Author	SHA1	Message	Date
Michael Niedermayer	d3c9f1fdbe	avfilter/avf_showcqt: Fix gamma comparisons Fixes CID1297587, CID1297586, 1297585 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Muhammad Faiz	a141948a8b	avfilter/avf_showcqt: optimize gamma calculation benchmark (on intel core2 duo, gcc 4.9.1) input samples duration 00:03:39.59 command: time -p ffmpeg -f f32le -ac 2 -ar 44100 -i input.pcm \ -filter_complex showcqt=fullhd=0:gamma=$gamma \ -f rawvideo -y /dev/null gamma previous modified 1 48.49 s 45.38 s 2 49.33 s 48.11 s 3 80.86 s 59.80 s 4 80.84 s 51.25 s 5 80.75 s 61.06 s 6 80.93 s 61.80 s 7 80.03 s 61.56 s Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Nicolas George	38155865df	lavfi/avf_showcqt: fix error code. Signed-off-by: Nicolas George <george@nsup.org> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Michael Niedermayer	a30fd828ab	avfilter/avf_showcqt: use av_malloc_array() Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Muhammad Faiz	eba5cb2028	avfilter/showcqt: add gamma2 option Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Muhammad Faiz	c82a288f87	avfilter/showcqt: add fontcolor option	10 years ago
Muhammad Faiz	94494dab91	avfilter/showcqt: add and extend tlength and volume options Add a tlength option with frequency and timeclamp variable Add to the volume option support for frequency and timeclamp variable, a_weighting, b_weighting and c_weighting functions Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	10 years ago
Muhammad Faiz	46563af79c	avfilter/showcqt: adding freetype support Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	1df441eaa8	vfilter/avf_showcqt: fix 'mixed declarations and code' Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Muhammad Faiz	0a64fb7fb0	avfilter/avf_showcqt: add option for lower resolution Resolution can be 1920x1080 or 960x540.	11 years ago
Clément Bœsch	0180c46928	avfilter/showcqt: move qsort_sparsecoeff closer to where it belongs	11 years ago
Clément Bœsch	1786cd850f	avfilter/showcqt: fix misc style issues	11 years ago
Michael Niedermayer	867c02acd2	avfilter/avf_showcqt: avoid using fminf() The loop with fminf() changes from 18093856 to 17403218 dezicycles (gcc 4.6.3, sandybridge i7) Reviewed-by: Clément Bœsch <u@pkh.me> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Muhammad Faiz	40e938a7ed	avfilter: new multimedia filter avf_showcqt.c this filter is the same as showspectrum but with constant Q transform, so frequency is spaced logarithmically	11 years ago

14 Commits (522256b374fe3b8edfea0040bdd5878ea8c8e37c)