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Diffstat (limited to 'src/pulse/volume.c')
-rw-r--r--src/pulse/volume.c36
1 files changed, 34 insertions, 2 deletions
diff --git a/src/pulse/volume.c b/src/pulse/volume.c
index 64688e0b..76ef7aa5 100644
--- a/src/pulse/volume.c
+++ b/src/pulse/volume.c
@@ -344,7 +344,7 @@ pa_cvolume *pa_sw_cvolume_multiply(pa_cvolume *dest, const pa_cvolume *a, const
pa_return_val_if_fail(pa_cvolume_valid(a), NULL);
pa_return_val_if_fail(pa_cvolume_valid(b), NULL);
- for (i = 0; i < a->channels && i < b->channels && i < PA_CHANNELS_MAX; i++)
+ for (i = 0; i < a->channels && i < b->channels; i++)
dest->values[i] = pa_sw_volume_multiply(a->values[i], b->values[i]);
dest->channels = (uint8_t) i;
@@ -352,6 +352,22 @@ pa_cvolume *pa_sw_cvolume_multiply(pa_cvolume *dest, const pa_cvolume *a, const
return dest;
}
+pa_cvolume *pa_sw_cvolume_multiply_scalar(pa_cvolume *dest, const pa_cvolume *a, pa_volume_t b) {
+ unsigned i;
+
+ pa_assert(dest);
+ pa_assert(a);
+
+ pa_return_val_if_fail(pa_cvolume_valid(a), NULL);
+
+ for (i = 0; i < a->channels; i++)
+ dest->values[i] = pa_sw_volume_multiply(a->values[i], b);
+
+ dest->channels = (uint8_t) i;
+
+ return dest;
+}
+
pa_cvolume *pa_sw_cvolume_divide(pa_cvolume *dest, const pa_cvolume *a, const pa_cvolume *b) {
unsigned i;
@@ -362,7 +378,7 @@ pa_cvolume *pa_sw_cvolume_divide(pa_cvolume *dest, const pa_cvolume *a, const pa
pa_return_val_if_fail(pa_cvolume_valid(a), NULL);
pa_return_val_if_fail(pa_cvolume_valid(b), NULL);
- for (i = 0; i < a->channels && i < b->channels && i < PA_CHANNELS_MAX; i++)
+ for (i = 0; i < a->channels && i < b->channels; i++)
dest->values[i] = pa_sw_volume_divide(a->values[i], b->values[i]);
dest->channels = (uint8_t) i;
@@ -370,6 +386,22 @@ pa_cvolume *pa_sw_cvolume_divide(pa_cvolume *dest, const pa_cvolume *a, const pa
return dest;
}
+pa_cvolume *pa_sw_cvolume_divide_scalar(pa_cvolume *dest, const pa_cvolume *a, pa_volume_t b) {
+ unsigned i;
+
+ pa_assert(dest);
+ pa_assert(a);
+
+ pa_return_val_if_fail(pa_cvolume_valid(a), NULL);
+
+ for (i = 0; i < a->channels; i++)
+ dest->values[i] = pa_sw_volume_divide(a->values[i], b);
+
+ dest->channels = (uint8_t) i;
+
+ return dest;
+}
+
int pa_cvolume_valid(const pa_cvolume *v) {
unsigned c;