• Muhammad Faiz's avatar
    avfilter/avf_showcqt: optimize gamma calculation · a141948a
    Muhammad Faiz authored
    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: 's avatarMichael Niedermayer <michaelni@gmx.at>
    a141948a
Name
Last commit
Last update
..
x86 Loading commit data...
Makefile Loading commit data...
aeval.c Loading commit data...
af_adelay.c Loading commit data...
af_aecho.c Loading commit data...
af_afade.c Loading commit data...
af_aformat.c Loading commit data...
af_amerge.c Loading commit data...
af_amix.c Loading commit data...
af_anull.c Loading commit data...
af_apad.c Loading commit data...
af_aphaser.c Loading commit data...
af_aresample.c Loading commit data...
af_asetnsamples.c Loading commit data...
af_asetrate.c Loading commit data...
af_ashowinfo.c Loading commit data...
af_astats.c Loading commit data...
af_astreamsync.c Loading commit data...
af_asyncts.c Loading commit data...
af_atempo.c Loading commit data...
af_biquads.c Loading commit data...
af_bs2b.c Loading commit data...
af_channelmap.c Loading commit data...
af_channelsplit.c Loading commit data...
af_chorus.c Loading commit data...
af_compand.c Loading commit data...
af_dcshift.c Loading commit data...
af_earwax.c Loading commit data...
af_flanger.c Loading commit data...
af_join.c Loading commit data...
af_ladspa.c Loading commit data...
af_pan.c Loading commit data...
af_replaygain.c Loading commit data...
af_resample.c Loading commit data...
af_silencedetect.c Loading commit data...
af_silenceremove.c Loading commit data...
af_volume.c Loading commit data...
af_volume.h Loading commit data...
af_volumedetect.c Loading commit data...
all_channel_layouts.inc Loading commit data...
allfilters.c Loading commit data...
asink_anullsink.c Loading commit data...
asrc_abuffer.h Loading commit data...
asrc_anullsrc.c Loading commit data...
asrc_flite.c Loading commit data...
asrc_sine.c Loading commit data...
audio.c Loading commit data...
audio.h Loading commit data...
avcodec.c Loading commit data...
avcodec.h Loading commit data...
avf_avectorscope.c Loading commit data...
avf_concat.c Loading commit data...
avf_showcqt.c Loading commit data...
avf_showspectrum.c Loading commit data...
avf_showwaves.c Loading commit data...
avfilter.c Loading commit data...
avfilter.h Loading commit data...
avfiltergraph.c Loading commit data...
avfiltergraph.h Loading commit data...
avfilterres.rc Loading commit data...
bbox.c Loading commit data...
bbox.h Loading commit data...
buffer.c Loading commit data...
bufferqueue.h Loading commit data...
buffersink.c Loading commit data...
buffersink.h Loading commit data...
buffersrc.c Loading commit data...
buffersrc.h Loading commit data...
deshake.h Loading commit data...
deshake_opencl.c Loading commit data...
deshake_opencl.h Loading commit data...
deshake_opencl_kernel.h Loading commit data...
drawutils.c Loading commit data...
drawutils.h Loading commit data...
dualinput.c Loading commit data...
dualinput.h Loading commit data...
f_ebur128.c Loading commit data...
f_interleave.c Loading commit data...
f_perms.c Loading commit data...
f_select.c Loading commit data...
f_sendcmd.c Loading commit data...
f_zmq.c Loading commit data...
fifo.c Loading commit data...
filtfmts.c Loading commit data...
formats.c Loading commit data...
formats.h Loading commit data...
framesync.c Loading commit data...
framesync.h Loading commit data...
generate_wave_table.c Loading commit data...
generate_wave_table.h Loading commit data...
gradfun.h Loading commit data...
graphdump.c Loading commit data...
graphparser.c Loading commit data...
interlace.h Loading commit data...
internal.h Loading commit data...
lavfutils.c Loading commit data...
lavfutils.h Loading commit data...
libavfilter.v Loading commit data...
log2_tab.c Loading commit data...
lswsutils.c Loading commit data...
lswsutils.h Loading commit data...
opencl_allkernels.c Loading commit data...
opencl_allkernels.h Loading commit data...
pthread.c Loading commit data...
setpts.c Loading commit data...
settb.c Loading commit data...
split.c Loading commit data...
src_movie.c Loading commit data...
thread.h Loading commit data...
tinterlace.h Loading commit data...
transform.c Loading commit data...
transform.h Loading commit data...
trim.c Loading commit data...
unsharp.h Loading commit data...
unsharp_opencl.c Loading commit data...
unsharp_opencl.h Loading commit data...
unsharp_opencl_kernel.h Loading commit data...
version.h Loading commit data...
vf_alphamerge.c Loading commit data...
vf_aspect.c Loading commit data...
vf_bbox.c Loading commit data...
vf_blackdetect.c Loading commit data...
vf_blackframe.c Loading commit data...
vf_blend.c Loading commit data...
vf_boxblur.c Loading commit data...
vf_codecview.c Loading commit data...
vf_colorbalance.c Loading commit data...
vf_colorchannelmixer.c Loading commit data...
vf_colorlevels.c Loading commit data...
vf_colormatrix.c Loading commit data...
vf_copy.c Loading commit data...
vf_cover_rect.c Loading commit data...
vf_crop.c Loading commit data...
vf_cropdetect.c Loading commit data...
vf_curves.c Loading commit data...
vf_dctdnoiz.c Loading commit data...
vf_decimate.c Loading commit data...
vf_dejudder.c Loading commit data...
vf_delogo.c Loading commit data...
vf_deshake.c Loading commit data...
vf_detelecine.c Loading commit data...
vf_drawbox.c Loading commit data...
vf_drawtext.c Loading commit data...
vf_edgedetect.c Loading commit data...
vf_elbg.c Loading commit data...
vf_eq.c Loading commit data...
vf_eq.h Loading commit data...
vf_extractplanes.c Loading commit data...
vf_fade.c Loading commit data...
vf_fftfilt.c Loading commit data...
vf_field.c Loading commit data...
vf_fieldmatch.c Loading commit data...
vf_fieldorder.c Loading commit data...
vf_find_rect.c Loading commit data...
vf_format.c Loading commit data...
vf_fps.c Loading commit data...
vf_framepack.c Loading commit data...
vf_framestep.c Loading commit data...
vf_frei0r.c Loading commit data...
vf_fspp.c Loading commit data...
vf_fspp.h Loading commit data...
vf_geq.c Loading commit data...
vf_gradfun.c Loading commit data...
vf_hflip.c Loading commit data...
vf_histeq.c Loading commit data...
vf_histogram.c Loading commit data...
vf_hqdn3d.c Loading commit data...
vf_hqdn3d.h Loading commit data...
vf_hqx.c Loading commit data...
vf_hue.c Loading commit data...
vf_idet.c Loading commit data...
vf_idet.h Loading commit data...
vf_il.c Loading commit data...
vf_interlace.c Loading commit data...
vf_kerndeint.c Loading commit data...
vf_lenscorrection.c Loading commit data...
vf_libopencv.c Loading commit data...
vf_lut.c Loading commit data...
vf_lut3d.c Loading commit data...
vf_mcdeint.c Loading commit data...
vf_mergeplanes.c Loading commit data...
vf_mpdecimate.c Loading commit data...
vf_noise.c Loading commit data...
vf_noise.h Loading commit data...
vf_null.c Loading commit data...
vf_overlay.c Loading commit data...
vf_owdenoise.c Loading commit data...
vf_pad.c Loading commit data...
vf_palettegen.c Loading commit data...
vf_paletteuse.c Loading commit data...
vf_perspective.c Loading commit data...
vf_phase.c Loading commit data...
vf_pixdesctest.c Loading commit data...
vf_pp.c Loading commit data...
vf_pp7.c Loading commit data...
vf_pp7.h Loading commit data...
vf_psnr.c Loading commit data...
vf_pullup.c Loading commit data...
vf_pullup.h Loading commit data...
vf_qp.c Loading commit data...
vf_removelogo.c Loading commit data...
vf_repeatfields.c Loading commit data...
vf_rotate.c Loading commit data...
vf_sab.c Loading commit data...
vf_scale.c Loading commit data...
vf_separatefields.c Loading commit data...
vf_setfield.c Loading commit data...
vf_showinfo.c Loading commit data...
vf_showpalette.c Loading commit data...
vf_shuffleplanes.c Loading commit data...
vf_signalstats.c Loading commit data...
vf_smartblur.c Loading commit data...
vf_spp.c Loading commit data...
vf_spp.h Loading commit data...
vf_stereo3d.c Loading commit data...
vf_subtitles.c Loading commit data...
vf_super2xsai.c Loading commit data...
vf_swapuv.c Loading commit data...
vf_telecine.c Loading commit data...
vf_thumbnail.c Loading commit data...
vf_tile.c Loading commit data...
vf_tinterlace.c Loading commit data...
vf_transpose.c Loading commit data...
vf_unsharp.c Loading commit data...
vf_uspp.c Loading commit data...
vf_vflip.c Loading commit data...
vf_vidstabdetect.c Loading commit data...
vf_vidstabtransform.c Loading commit data...
vf_vignette.c Loading commit data...
vf_w3fdif.c Loading commit data...
vf_xbr.c Loading commit data...
vf_yadif.c Loading commit data...
vf_zoompan.c Loading commit data...
video.c Loading commit data...
video.h Loading commit data...
vidstabutils.c Loading commit data...
vidstabutils.h Loading commit data...
vsink_nullsink.c Loading commit data...
vsrc_cellauto.c Loading commit data...
vsrc_life.c Loading commit data...
vsrc_mandelbrot.c Loading commit data...
vsrc_mptestsrc.c Loading commit data...
vsrc_testsrc.c Loading commit data...
yadif.h Loading commit data...