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Audio: convert 5.1 to 7.1, use right-surround for r-front and r-back (see #4104)

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Sylvain 2021-04-27 10:57:48 +02:00
parent 9727655b89
commit 21349901ea
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1 changed files with 2 additions and 2 deletions
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src/audio/SDL_audiocvt.c
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@ -353,9 +353,9 @@ SDL_Convert51To71(SDL_AudioCVT * cvt, SDL_AudioFormat format)
rs = (rf + rb) * 0.5f; rs = (rf + rb) * 0.5f;
/* !!! FIXME: these four may clip */ /* !!! FIXME: these four may clip */
lf += lf - ls; lf += lf - ls;
rf += rf - ls; rf += rf - rs;
lb += lb - ls; lb += lb - ls;
rb += rb - ls; rb += rb - rs;
dst[3] = src[3]; /* LFE */ dst[3] = src[3]; /* LFE */
dst[2] = src[2]; /* FC */ dst[2] = src[2]; /* FC */
dst[7] = rs; /* SR */ dst[7] = rs; /* SR */