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Code Issues Releases Activity

avfilter/af_atempo: fix drift calculation, ticket #6157

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ticket #6157

Reported-by: Steven Liu <lq@chinaffmpeg.org>
Signed-off-by: Pavel Koshevoy <pkoshevoy@gmail.com>
This commit is contained in:
Pavel Koshevoy 2017-02-20 10:51:28 +08:00 committed by Steven Liu
parent b7d9b4a1f1
commit 947fdad92d
1 changed files with 3 additions and 3 deletions
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6
libavfilter/af_atempo.c
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@ -697,11 +697,11 @@ static int yae_adjust_position(ATempoContext *atempo)
AudioFragment *frag = yae_curr_frag(atempo);
const double prev_output_position =
(double)(prev->position[1] - atempo->origin[1] + atempo->window / 2);
(double)(prev->position[1] - atempo->origin[1] + atempo->window / 2) *
atempo->tempo;
const double ideal_output_position =
(double)(prev->position[0] - atempo->origin[0] + atempo->window / 2) /
atempo->tempo;
(double)(prev->position[0] - atempo->origin[0] + atempo->window / 2);
const int drift = (int)(prev_output_position - ideal_output_position);