AAudioService: add dumpsys capability
Test: adb shell dumpsys media.aaudio
Bug: 38396780
Change-Id: I8b5c421bdd1b3228d8140816a68740709aa9757b
diff --git a/media/libaaudio/src/utility/AAudioUtilities.h b/media/libaaudio/src/utility/AAudioUtilities.h
index f894bc0..efd663d 100644
--- a/media/libaaudio/src/utility/AAudioUtilities.h
+++ b/media/libaaudio/src/utility/AAudioUtilities.h
@@ -17,6 +17,8 @@
#ifndef UTILITY_AAUDIO_UTILITIES_H
#define UTILITY_AAUDIO_UTILITIES_H
+#include <algorithm>
+#include <functional>
#include <stdint.h>
#include <sys/types.h>
@@ -211,4 +213,27 @@
*/
int32_t AAudioProperty_getHardwareBurstMinMicros();
+/**
+ * Try a function f until it returns true.
+ *
+ * The function is always called at least once.
+ *
+ * @param f the function to evaluate, which returns a bool.
+ * @param times the number of times to evaluate f.
+ * @param sleepMs the sleep time per check of f, if greater than 0.
+ * @return true if f() eventually returns true.
+ */
+static inline bool AAudio_tryUntilTrue(
+ std::function<bool()> f, int times, int sleepMs) {
+ static const useconds_t US_PER_MS = 1000;
+
+ sleepMs = std::max(sleepMs, 0);
+ for (;;) {
+ if (f()) return true;
+ if (times <= 1) return false;
+ --times;
+ usleep(sleepMs * US_PER_MS);
+ }
+}
+
#endif //UTILITY_AAUDIO_UTILITIES_H