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volume: Revert rounding behaviour changes when using controlled volume properties

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Now the controlled and non-controlled code paths are all having
exactly the same rounding behaviour and the unit tests pass again.
This commit is contained in:
Sebastian Dröge 2010-03-12 15:47:40 +01:00
parent baf2fc1c58
commit 944d6b1786
1 changed files with 4 additions and 4 deletions
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8
gst/volume/gstvolume.c
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@ -610,7 +610,7 @@ volume_process_controlled_int32_clamp (GstVolume * self, gpointer bytes,
for (i = 0; i < num_samples; i++) { for (i = 0; i < num_samples; i++) {
vol = *volume++; vol = *volume++;
for (j = 0; j < channels; j++) { for (j = 0; j < channels; j++) {
val = *data * vol + 0.5; val = *data * vol;
*data++ = (gint32) CLAMP (val, VOLUME_MIN_INT32, VOLUME_MAX_INT32); *data++ = (gint32) CLAMP (val, VOLUME_MIN_INT32, VOLUME_MAX_INT32);
} }
} }
@ -694,7 +694,7 @@ volume_process_controlled_int24_clamp (GstVolume * self, gpointer bytes,
for (i = 0; i < num_samples; i++) { for (i = 0; i < num_samples; i++) {
vol = *volume++; vol = *volume++;
for (j = 0; j < channels; j++) { for (j = 0; j < channels; j++) {
val = get_unaligned_i24 (data) * vol + 0.5; val = get_unaligned_i24 (data) * vol;
val = CLAMP (val, VOLUME_MIN_INT24, VOLUME_MAX_INT24); val = CLAMP (val, VOLUME_MIN_INT24, VOLUME_MAX_INT24);
write_unaligned_u24 (data, (gint32) val); write_unaligned_u24 (data, (gint32) val);
} }
@ -753,7 +753,7 @@ volume_process_controlled_int16_clamp (GstVolume * self, gpointer bytes,
for (i = 0; i < num_samples; i++) { for (i = 0; i < num_samples; i++) {
vol = *volume++; vol = *volume++;
for (j = 0; j < channels; j++) { for (j = 0; j < channels; j++) {
val = *data * vol + 0.5; val = *data * vol;
*data++ = (gint16) CLAMP (val, VOLUME_MIN_INT16, VOLUME_MAX_INT16); *data++ = (gint16) CLAMP (val, VOLUME_MIN_INT16, VOLUME_MAX_INT16);
} }
} }
@ -806,7 +806,7 @@ volume_process_controlled_int8_clamp (GstVolume * self, gpointer bytes,
for (i = 0; i < num_samples; i++) { for (i = 0; i < num_samples; i++) {
vol = *volume++; vol = *volume++;
for (j = 0; j < channels; j++) { for (j = 0; j < channels; j++) {
val = *data * vol + 0.5; val = *data * vol;
*data++ = (gint8) CLAMP (val, VOLUME_MIN_INT8, VOLUME_MAX_INT8); *data++ = (gint8) CLAMP (val, VOLUME_MIN_INT8, VOLUME_MAX_INT8);
} }
} }