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channelmix: Assign slev in mixing matrix when generating side/rear from front

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This way, PSD upmixing sounds much more natural and is in line with the
original publication.
This commit is contained in:
Ole Salscheider 2022-06-14 12:54:17 +02:00 • committed by Wim Taymans
parent 68bafcf166
commit 3695611b20
1 changed files with 4 additions and 4 deletions
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8
spa/plugins/audioconvert/channelmix-ops.c
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@ -427,8 +427,8 @@ static int make_matrix(struct channelmix *mix)
_MATRIX(SR,RR) += 1.0f;
} else if ((src_mask & STEREO) == STEREO) {
spa_log_debug(mix->log, "produce SIDE from STEREO");
_MATRIX(SL,FL) += 1.0f;
_MATRIX(SR,FR) += 1.0f;
_MATRIX(SL,FL) += slev;
_MATRIX(SR,FR) += slev;
} else if ((src_mask & FRONT) == FRONT) {
spa_log_debug(mix->log, "produce SIDE from FC");
_MATRIX(SL,FC) += clev;
@ -442,8 +442,8 @@ static int make_matrix(struct channelmix *mix)
_MATRIX(RR,SR) += 1.0f;
} else if ((src_mask & STEREO) == STEREO) {
spa_log_debug(mix->log, "produce REAR from STEREO");
_MATRIX(RL,FL) += 1.0f;
_MATRIX(RR,FR) += 1.0f;
_MATRIX(RL,FL) += slev;
_MATRIX(RR,FR) += slev;
} else if ((src_mask & FRONT) == FRONT) {
spa_log_debug(mix->log, "produce REAR from FC");
_MATRIX(RL,FC) += clev;