commit 327cb70dcbf3a1f1679aeafaaa62d8532abea86d
author Hochi Huang <hochi.huang@mediatek.com> Sun Sep 21 09:47:31 2014 +0800
committer Leo Wang <leozwang@google.com> Tue Sep 30 19:01:22 2014 +0000
tree 5c82c0c4c0d384add6f2f87fefb7427e1fb7f9a9
parent 4379c03433e4613c417998ca7917059ef17dc3a9

[AU] Update volume setting and Audio Device API 3.0

    Signed-off-by: Hochi Huang <hochi.huang@mediatek.com>
    Review: https://partner-android-review.git.corp.google.com/#/c/182522

Change-Id: Ida2dfedc6eaa3204354cdc182e0ee13a35472661

services/audiopolicy/AudioPolicyManager.cpp

diff --git a/services/audiopolicy/AudioPolicyManager.cpp b/services/audiopolicy/AudioPolicyManager.cpp
index d0b990f..54f1ea1 100644
--- a/services/audiopolicy/AudioPolicyManager.cpp
+++ b/services/audiopolicy/AudioPolicyManager.cpp
@@ -26,7 +26,7 @@
 
 // A device mask for all audio input devices that are considered "virtual" when evaluating
 // active inputs in getActiveInput()
-#define APM_AUDIO_IN_DEVICE_VIRTUAL_ALL  AUDIO_DEVICE_IN_REMOTE_SUBMIX
+#define APM_AUDIO_IN_DEVICE_VIRTUAL_ALL  (AUDIO_DEVICE_IN_REMOTE_SUBMIX|AUDIO_DEVICE_IN_FM_TUNER)
 // A device mask for all audio output devices that are considered "remote" when evaluating
 // active output devices in isStreamActiveRemotely()
 #define APM_AUDIO_OUT_DEVICE_REMOTE_ALL  AUDIO_DEVICE_OUT_REMOTE_SUBMIX
@@ -707,7 +707,7 @@
             config != AUDIO_POLICY_FORCE_WIRED_ACCESSORY &&
             config != AUDIO_POLICY_FORCE_ANALOG_DOCK &&
             config != AUDIO_POLICY_FORCE_DIGITAL_DOCK && config != AUDIO_POLICY_FORCE_NONE &&
-            config != AUDIO_POLICY_FORCE_NO_BT_A2DP) {
+            config != AUDIO_POLICY_FORCE_NO_BT_A2DP && config != AUDIO_POLICY_FORCE_SPEAKER ) {
             ALOGW("setForceUse() invalid config %d for FOR_MEDIA", config);
             return;
         }
@@ -4156,6 +4156,10 @@
                 device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER;
             }
         }
+        if ((device2 == AUDIO_DEVICE_NONE) &&
+            (mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] == AUDIO_POLICY_FORCE_SPEAKER)) {
+            device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_SPEAKER;
+        }
         if (device2 == AUDIO_DEVICE_NONE) {
             device2 = availableOutputDeviceTypes & AUDIO_DEVICE_OUT_WIRED_HEADPHONE;
         }
@@ -4665,6 +4669,11 @@
             device = AUDIO_DEVICE_IN_REMOTE_SUBMIX;
         }
         break;
+     case AUDIO_SOURCE_FM_TUNER:
+        if (availableDeviceTypes & AUDIO_DEVICE_IN_FM_TUNER) {
+            device = AUDIO_DEVICE_IN_FM_TUNER;
+        }
+        break;
     default:
         ALOGW("getDeviceForInputSource() invalid input source %d", inputSource);
         break;

services/audiopolicy/AudioPolicyManager.h

diff --git a/services/audiopolicy/AudioPolicyManager.h b/services/audiopolicy/AudioPolicyManager.h
index 0ea7b97..7dbd73f 100644
--- a/services/audiopolicy/AudioPolicyManager.h
+++ b/services/audiopolicy/AudioPolicyManager.h
@@ -600,8 +600,10 @@
                                     audio_io_handle_t output, audio_devices_t device);
 
         // check that volume change is permitted, compute and send new volume to audio hardware
-        status_t checkAndSetVolume(audio_stream_type_t stream, int index, audio_io_handle_t output,
-                                   audio_devices_t device, int delayMs = 0, bool force = false);
+        virtual status_t checkAndSetVolume(audio_stream_type_t stream, int index,
+                                           audio_io_handle_t output,
+                                           audio_devices_t device,
+                                           int delayMs = 0, bool force = false);
 
         // apply all stream volumes to the specified output and device
         void applyStreamVolumes(audio_io_handle_t output, audio_devices_t device, int delayMs = 0, bool force = false);
@@ -820,10 +822,9 @@
         uint32_t        mTestChannels;
         uint32_t        mTestLatencyMs;
 #endif //AUDIO_POLICY_TEST
-
-private:
         static float volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc,
                 int indexInUi);
+private:
         // updates device caching and output for streams that can influence the
         //    routing of notifications
         void handleNotificationRoutingForStream(audio_stream_type_t stream);