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avfilter/showvolume : indent after prev commit and add comment

This commit is contained in:
Martin Vignali 2018-03-31 15:51:18 +02:00 committed by Paul B Mahol
parent e4cfb2c669
commit 78b6887da3
1 changed files with 7 additions and 6 deletions
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13
libavfilter/avf_showvolume.c
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@ -358,15 +358,16 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
return AVERROR(ENOMEM);
av_frame_make_writable(out);
/* draw volume level */
for (c = 0; c < inlink->channels && s->h >= 8 && s->draw_volume; c++) {
char buf[16];
if (s->orientation) {
snprintf(buf, sizeof(buf), "%.2f", s->values[c * VAR_VARS_NB + VAR_VOLUME]);
drawtext(out, c * (s->h + s->b) + (s->h - 8) / 2, 2, buf, 1);
} else {
snprintf(buf, sizeof(buf), "%.2f", s->values[c * VAR_VARS_NB + VAR_VOLUME]);
drawtext(out, FFMAX(0, s->w - 8 * (int)strlen(buf)), c * (s->h + s->b) + (s->h - 8) / 2, buf, 0);
if (s->orientation) { /* vertical */
snprintf(buf, sizeof(buf), "%.2f", s->values[c * VAR_VARS_NB + VAR_VOLUME]);
drawtext(out, c * (s->h + s->b) + (s->h - 8) / 2, 2, buf, 1);
} else { /* horizontal */
snprintf(buf, sizeof(buf), "%.2f", s->values[c * VAR_VARS_NB + VAR_VOLUME]);
drawtext(out, FFMAX(0, s->w - 8 * (int)strlen(buf)), c * (s->h + s->b) + (s->h - 8) / 2, buf, 0);
}
}