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Code Issues Releases Activity

avfilter/avf_showspectrum: unbreak dB legend

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This commit is contained in:
Paul B Mahol
2016-08-17 21:55:23 +02:00
parent f84cff8565
commit 345c252e9c
1 changed files with 5 additions and 1 deletions
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6
libavfilter/avf_showspectrum.c
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@@ -1233,9 +1233,13 @@ static int showspectrumpic_request_frame(AVFilterLink *outlink)
for (chn = 0; chn < (s->mode == SEPARATE ? 1 : s->nb_display_channels); chn++) {
float yf, uf, vf;
int channel = (multi) ? s->nb_display_channels - ch - 1 : chn;
float lout[3];
color_range(s, channel, &yf, &uf, &vf);
pick_color(s, yf, uf, vf, y / (float)h, out);
pick_color(s, yf, uf, vf, y / (float)h, lout);
out[0] += lout[0];
out[1] += lout[1];
out[2] += lout[2];
}
memset(s->outpicref->data[0]+(s->start_y + h * (ch + 1) - y - 1) * s->outpicref->linesize[0] + s->w + s->start_x + 20, av_clip_uint8(out[0]), 10);
memset(s->outpicref->data[1]+(s->start_y + h * (ch + 1) - y - 1) * s->outpicref->linesize[1] + s->w + s->start_x + 20, av_clip_uint8(out[1]), 10);