Add versions of get/SetParameters without I/O handle

This is a step towards hiding I/O handles from application level,
as much as possible.

Change-Id: I30f4171d5dcf77f8e8eb332ce2e9245b30f5f2e1

diff --git a/include/media/AudioSystem.h b/include/media/AudioSystem.h
index b96b8a1..ba29e26 100644 (file)
--- a/include/media/AudioSystem.h
+++ b/include/media/AudioSystem.h
@@ -79,8 +79,12 @@ public:
     // set/get audio hardware parameters. The function accepts a list of parameters
     // key value pairs in the form: key1=value1;key2=value2;...
     // Some keys are reserved for standard parameters (See AudioParameter class).
+    // The versions with audio_io_handle_t are intended for internal media framework use only.
     static status_t setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs);
     static String8  getParameters(audio_io_handle_t ioHandle, const String8& keys);
+    // The versions without audio_io_handle_t are intended for JNI.
+    static status_t setParameters(const String8& keyValuePairs);
+    static String8  getParameters(const String8& keys);
 
     static void setErrorCallback(audio_error_callback cb);
 

diff --git a/media/libmedia/AudioSystem.cpp b/media/libmedia/AudioSystem.cpp
index 8033c2c..18f0f46 100644 (file)
--- a/media/libmedia/AudioSystem.cpp
+++ b/media/libmedia/AudioSystem.cpp
@@ -190,6 +190,16 @@ String8 AudioSystem::getParameters(audio_io_handle_t ioHandle, const String8& ke
     return result;
 }
 
+status_t AudioSystem::setParameters(const String8& keyValuePairs)
+{
+    return setParameters((audio_io_handle_t) 0, keyValuePairs);
+}
+
+String8 AudioSystem::getParameters(const String8& keys)
+{
+    return getParameters((audio_io_handle_t) 0, keys);
+}
+
 // convert volume steps to natural log scale
 
 // change this value to change volume scaling