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lavfi/ebur128: apply I dual mono correction only if I available 

Spotted-by: jamrial & gcc 6
This commit is contained in:
Clément Bœsch 2015-12-13 18:20:42 +01:00
parent f69f050a31
commit 5083900b73
1 changed files with 2 additions and 1 deletions
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3
libavfilter/f_ebur128.c
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@ -663,12 +663,13 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
nb_integrated += nb_v; nb_integrated += nb_v;
integrated_sum += nb_v * ebur128->i400.histogram[i].energy; integrated_sum += nb_v * ebur128->i400.histogram[i].energy;
} }
if (nb_integrated) if (nb_integrated) {
ebur128->integrated_loudness = LOUDNESS(integrated_sum / nb_integrated); ebur128->integrated_loudness = LOUDNESS(integrated_sum / nb_integrated);
/* dual-mono correction */ /* dual-mono correction */
if (nb_channels == 1 && ebur128->dual_mono) { if (nb_channels == 1 && ebur128->dual_mono) {
ebur128->integrated_loudness -= ebur128->pan_law; ebur128->integrated_loudness -= ebur128->pan_law;
} }
}
} }
/* LRA */ /* LRA */