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authorzbt <huan.zheng@intel.com>2009-07-16 10:41:34 +0800
committerLennart Poettering <lennart@poettering.net>2009-08-05 20:10:10 +0200
commit5318eb35ef3f91836084382a4f3d5ef08d322554 (patch)
treebd327155b3fa07ec3b39a0ecac9c24ef47901a29 /src/pulsecore/sink-input.h
parent8eaa40b6f4cae749610770c85ba500f326d59b50 (diff)
Add volume ramping feature - sink-input modification
Diffstat (limited to 'src/pulsecore/sink-input.h')
-rw-r--r--src/pulsecore/sink-input.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/pulsecore/sink-input.h b/src/pulsecore/sink-input.h
index 98144d41..036806fc 100644
--- a/src/pulsecore/sink-input.h
+++ b/src/pulsecore/sink-input.h
@@ -35,6 +35,7 @@ typedef struct pa_sink_input pa_sink_input;
#include <pulsecore/client.h>
#include <pulsecore/sink.h>
#include <pulsecore/core.h>
+#include <pulsecore/envelope.h>
typedef enum pa_sink_input_state {
PA_SINK_INPUT_INIT, /*< The stream is not active yet, because pa_sink_put() has not been called yet */
@@ -212,8 +213,23 @@ struct pa_sink_input {
pa_usec_t requested_sink_latency;
pa_hashmap *direct_outputs;
+
+ struct {
+ pa_bool_t is_ramping:1;
+ pa_bool_t envelope_dead:1;
+ int32_t envelope_dying; /* Increasing while envelop is not dead. Reduce it while process_rewind. */
+ pa_envelope *envelope;
+ pa_envelope_item *item;
+ } ramp_info;
+ pa_cvolume future_soft_volume;
+ pa_bool_t future_muted;
+
} thread_info;
+ pa_atomic_t before_ramping_v; /* Indicates future volume */
+ pa_atomic_t before_ramping_m; /* Indicates future mute */
+ pa_envelope_def using_def;
+
void *userdata;
};
@@ -228,6 +244,7 @@ enum {
PA_SINK_INPUT_MESSAGE_SET_STATE,
PA_SINK_INPUT_MESSAGE_SET_REQUESTED_LATENCY,
PA_SINK_INPUT_MESSAGE_GET_REQUESTED_LATENCY,
+ PA_SINK_INPUT_MESSAGE_SET_ENVELOPE,
PA_SINK_INPUT_MESSAGE_MAX
};
@@ -359,4 +376,8 @@ pa_memchunk* pa_sink_input_get_silence(pa_sink_input *i, pa_memchunk *ret);
/* To be used by sink.c only */
void pa_sink_input_set_relative_volume(pa_sink_input *i, const pa_cvolume *v);
+/* Volume ramping*/
+void pa_sink_input_set_volume_with_ramping(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute, pa_usec_t t);
+void pa_sink_input_set_mute_with_ramping(pa_sink_input *i, pa_bool_t mute, pa_bool_t save, pa_usec_t t);
+
#endif