X-Git-Url: http://review.tizen.org/git/?p=platform%2Fupstream%2Fpulseaudio.git;a=blobdiff_plain;f=src%2Fpulsecore%2Fmix.h;h=b1ec74f53d60b3329e29083f4d2290ca51a145ea;hp=a4cde01e72386cdf635ee726f10a8a2ab67e6fae;hb=df1c4275ed79e0b708c75b92f9d247e0492bc1f0;hpb=dbf60c1d96fae9cc1f146d9e4733021f68f3e65a

diff --git a/src/pulsecore/mix.h b/src/pulsecore/mix.h
index a4cde01..b1ec74f 100644
--- a/src/pulsecore/mix.h
+++ b/src/pulsecore/mix.h
@@ -61,4 +61,31 @@ void pa_volume_memchunk(
     const pa_sample_spec *spec,
     const pa_cvolume *volume);
 
+typedef struct pa_volume_ramp_int_t {
+    pa_volume_ramp_type_t type;
+    long length;
+    long left;
+    float start;
+    float end;
+    float curr;
+    pa_volume_t target;
+} pa_volume_ramp_int_t;
+
+typedef struct pa_cvolume_ramp_int {
+    uint8_t channels;
+    pa_volume_ramp_int_t ramps[PA_CHANNELS_MAX];
+} pa_cvolume_ramp_int;
+
+pa_cvolume_ramp_int* pa_cvolume_ramp_convert(const pa_cvolume_ramp *src, pa_cvolume_ramp_int *dst, int sample_rate);
+bool pa_cvolume_ramp_active(pa_cvolume_ramp_int *ramp);
+bool pa_cvolume_ramp_target_active(pa_cvolume_ramp_int *ramp);
+pa_cvolume_ramp_int* pa_cvolume_ramp_start_from(pa_cvolume_ramp_int *src, pa_cvolume_ramp_int *dst);
+pa_cvolume_ramp_int* pa_cvolume_ramp_int_init(pa_cvolume_ramp_int *src, pa_volume_t vol, int channels);
+pa_cvolume * pa_cvolume_ramp_get_targets(pa_cvolume_ramp_int *ramp, pa_cvolume *volume);
+
+void pa_volume_ramp_memchunk(
+        pa_memchunk *c,
+        const pa_sample_spec *spec,
+        pa_cvolume_ramp_int *ramp);
+
 #endif