ffmpeg | branch: master | Kyle Swanson <k...@ylo.ph> | Wed Oct 28 21:29:59 2015 -0500| [3b1939bb6679e4e2e91eb41e7f09830ac418de16] | committer: Michael Niedermayer
avfilter/tremolo: fix wavetable buffer size Signed-off-by: Kyle Swanson <k...@ylo.ph> Reviewed-by: Paul B Mahol <one...@gmail.com> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3b1939bb6679e4e2e91eb41e7f09830ac418de16 --- libavfilter/af_tremolo.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/libavfilter/af_tremolo.c b/libavfilter/af_tremolo.c index 50df2e4..572e9e3 100644 --- a/libavfilter/af_tremolo.c +++ b/libavfilter/af_tremolo.c @@ -72,7 +72,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) dst += channels; src += channels; s->index++; - if (s->index >= inlink->sample_rate) + if (s->index >= inlink->sample_rate / s->freq) s->index = 0; } @@ -125,11 +125,11 @@ static int config_input(AVFilterLink *inlink) const double offset = 1. - s->depth / 2.; int i; - s->table = av_malloc_array(inlink->sample_rate, sizeof(*s->table)); + s->table = av_malloc_array(inlink->sample_rate / s->freq, sizeof(*s->table)); if (!s->table) return AVERROR(ENOMEM); - for (i = 0; i < inlink->sample_rate; i++) { + for (i = 0; i < inlink->sample_rate / s->freq; i++) { double env = s->freq * i / inlink->sample_rate; env = sin(2 * M_PI * fmod(env + 0.25, 1.0)); s->table[i] = env * (1 - fabs(offset)) + offset; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
