CameraITS: disable slow filters in burst tests

So those filters won't slow down FPS

Bug: 18505630
Change-Id: If62512d41708e4fe04db5cd2d40e7eb271578d2e
diff --git a/apps/CameraITS/pymodules/its/objects.py b/apps/CameraITS/pymodules/its/objects.py
index a531f3b..22540b8 100644
--- a/apps/CameraITS/pymodules/its/objects.py
+++ b/apps/CameraITS/pymodules/its/objects.py
@@ -123,6 +123,21 @@
         "android.tonemap.mode": 1,
         }
 
+def fastest_auto_capture_request(props):
+    """Return an auto capture request for the fastest capture.
+
+    Args:
+        props: the object returned from its.device.get_camera_properties().
+
+    Returns:
+        A capture request with everything set to auto and all filters that
+            may slow down capture set to OFF or FAST if possible
+    """
+    req = auto_capture_request()
+    turn_slow_filters_off(props, req)
+
+    return req
+
 def get_available_output_sizes(fmt, props):
     """Return a sorted list of available output sizes for a given format.
 
@@ -143,16 +158,16 @@
     return out_sizes
 
 def set_filter_off_or_fast_if_possible(props, req, available_modes, filter):
-    """ Check and set controlKey to off or fast in req
+    """Check and set controlKey to off or fast in req.
 
     Args:
         props: the object returned from its.device.get_camera_properties().
-        req: the input request.
+        req: the input request. filter will be set to OFF or FAST if possible.
         available_modes: the key to check available modes.
         filter: the filter key
 
     Returns:
-        None. control_key will be set to OFF or FAST if possible.
+        Nothing.
     """
     if props.has_key(available_modes):
         if 0 in props[available_modes]:
@@ -160,6 +175,33 @@
         elif 1 in props[available_modes]:
             req[filter] = 1
 
+def turn_slow_filters_off(props, req):
+    """Turn filters that may slow FPS down to OFF or FAST in input request.
+
+    This function modifies the request argument, such that filters that may
+    reduce the frames-per-second throughput of the camera device will be set to
+    OFF or FAST if possible.
+
+    Args:
+        props: the object returned from its.device.get_camera_properties().
+        req: the input request.
+
+    Returns:
+        Nothing.
+    """
+    set_filter_off_or_fast_if_possible(props, req,
+        "android.noiseReduction.availableNoiseReductionModes",
+        "android.noiseReduction.mode")
+    set_filter_off_or_fast_if_possible(props, req,
+        "android.colorCorrection.availableAberrationModes",
+        "android.colorCorrection.aberrationMode")
+    set_filter_off_or_fast_if_possible(props, req,
+        "android.hotPixel.availableHotPixelModes",
+        "android.hotPixel.mode")
+    set_filter_off_or_fast_if_possible(props, req,
+        "android.edge.availableEdgeModes",
+        "android.edge.mode")
+
 def get_fastest_manual_capture_settings(props):
     """Return a capture request and format spec for the fastest capture.
 
@@ -178,18 +220,7 @@
     e = min(props['android.sensor.info.exposureTimeRange'])
     req = manual_capture_request(s,e)
 
-    set_filter_off_or_fast_if_possible(props, req,
-        "android.noiseReduction.availableNoiseReductionModes",
-        "android.noiseReduction.mode")
-    set_filter_off_or_fast_if_possible(props, req,
-        "android.colorCorrection.availableAberrationModes",
-        "android.colorCorrection.aberrationMode")
-    set_filter_off_or_fast_if_possible(props, req,
-        "android.hotPixel.availableHotPixelModes",
-        "android.hotPixel.mode")
-    set_filter_off_or_fast_if_possible(props, req,
-        "android.edge.availableEdgeModes",
-        "android.edge.mode")
+    turn_slow_filters_off(props, req)
 
     return req, out_spec