use SurfaceTexture new scaling mode in SF

SF now obeys SurfaceTexture's scaling mode instead
of inferring it from the buffer's size

Change-Id: I4d50e9851abedd7e64bfcfc8af9eefb9fb668529
diff --git a/media/libstagefright/ACodec.cpp b/media/libstagefright/ACodec.cpp
index d4d07b2..174ec92 100644
--- a/media/libstagefright/ACodec.cpp
+++ b/media/libstagefright/ACodec.cpp
@@ -445,6 +445,13 @@
         return err;
     }
 
+    err = native_window_set_scaling_mode(mNativeWindow.get(),
+            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
+
+    if (err != OK) {
+        return err;
+    }
+
     err = native_window_set_buffers_geometry(
             mNativeWindow.get(),
             def.format.video.nFrameWidth,
diff --git a/media/libstagefright/OMXCodec.cpp b/media/libstagefright/OMXCodec.cpp
index 4f8336e..7bcbdcf 100755
--- a/media/libstagefright/OMXCodec.cpp
+++ b/media/libstagefright/OMXCodec.cpp
@@ -1765,6 +1765,13 @@
         return err;
     }
 
+    err = native_window_set_scaling_mode(mNativeWindow.get(),
+            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
+
+    if (err != OK) {
+        return err;
+    }
+
     err = native_window_set_buffers_geometry(
             mNativeWindow.get(),
             def.format.video.nFrameWidth,
diff --git a/media/libstagefright/colorconversion/SoftwareRenderer.cpp b/media/libstagefright/colorconversion/SoftwareRenderer.cpp
index a4ca32d..3246021 100644
--- a/media/libstagefright/colorconversion/SoftwareRenderer.cpp
+++ b/media/libstagefright/colorconversion/SoftwareRenderer.cpp
@@ -93,6 +93,11 @@
             GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_OFTEN
             | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP));
 
+    CHECK_EQ(0,
+            native_window_set_scaling_mode(
+            mNativeWindow.get(),
+            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW));
+
     // Width must be multiple of 32???
     CHECK_EQ(0, native_window_set_buffers_geometry(
                 mNativeWindow.get(),
diff --git a/services/camera/libcameraservice/CameraService.cpp b/services/camera/libcameraservice/CameraService.cpp
index 0eff776..637ccd8 100644
--- a/services/camera/libcameraservice/CameraService.cpp
+++ b/services/camera/libcameraservice/CameraService.cpp
@@ -536,6 +536,8 @@
     // If preview has been already started, register preview buffers now.
     if (mHardware->previewEnabled()) {
         if (window != 0) {
+            native_window_set_scaling_mode(window.get(),
+                    NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
             native_window_set_buffers_transform(window.get(), mOrientation);
             result = mHardware->setPreviewWindow(window);
         }
@@ -642,6 +644,8 @@
     }
 
     if (mPreviewWindow != 0) {
+        native_window_set_scaling_mode(mPreviewWindow.get(),
+                NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
         native_window_set_buffers_transform(mPreviewWindow.get(),
                 mOrientation);
     }