transcoding: Rework mediatranscoding test.

Create a sperate directory for all tests associated with
mediatranscoding.
This CL is a preparation of hooking with actual service,
adding perf benchamrk, power measurement.

Bug: 145628554
Test: MediaTranscodingTest.

Change-Id: Ifcdb26eae2e71599e2e19bb92b991f88809ec5e0
diff --git a/media/tests/MediaTranscodingTest/AndroidTest.xml b/media/tests/MediaTranscodingTest/AndroidTest.xml
new file mode 100644
index 0000000..c2167e8
--- /dev/null
+++ b/media/tests/MediaTranscodingTest/AndroidTest.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2020 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<configuration description="Runs MediaTranscoding Tests">
+    <target_preparer class="com.android.tradefed.targetprep.TestAppInstallSetup">
+        <option name="test-file-name" value="mediatranscodingtest.apk" />
+    </target_preparer>
+
+    <option name="test-tag" value="MediaTranscodingTest" />
+    <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
+        <option name="package" value="com.android.mediatranscodingtest" />
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
+        <option name="hidden-api-checks" value="false"/>
+    </test>
+</configuration>