[Ffmpeg-devel] profiling libavcodec
Wed Jan 25 01:06:22 CET 2006
On Tue, Jan 24, 2006 at 05:48:11PM -0200, Peter wrote:
> I want to analyse the bottleneck of libavcodec on the MPEG2 decoding
> So I enabled gprof and played a MPEG2 TS using ffplay.
> But the results I've found are not very good:
> % time secs secs calls ms/call ms/call name
> 100.00 0.01 0.01 1666 0.01 0.01 video_image_display
> So I disabled the graphical display, but, then, all functions appear with %
> execution time = 0%.
> Can anyone help me?
it seams that it misses other function references, have you tried to
specify flat profile output? also try to add debug and make a static
build, often helps
Gianluigi Tiesi <sherpya at netfarm.it>
EDP Project Leader
Netfarm S.r.l. - http://www.netfarm.it/
Free Software: http://oss.netfarm.it/
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