libstagefright: add ProcessInfo to get process priority.

Bug: 19620911
Change-Id: I240b814b8925b1d6266e6f998a7debd654a2145a

2 files changed, 73 insertions, 0 deletions

diff --git a/include/media/stagefright/ProcessInfo.h b/include/media/stagefright/ProcessInfo.h
new file mode 100644
index 0000000..ec0cdff
--- /dev/null
+++ b/include/media/stagefright/ProcessInfo.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef PROCESS_INFO_H_
+
+#define PROCESS_INFO_H_
+
+#include <media/stagefright/foundation/ABase.h>
+#include <media/stagefright/ProcessInfoInterface.h>
+
+namespace android {
+
+struct ProcessInfo : public ProcessInfoInterface {
+    ProcessInfo();
+
+    virtual bool getPriority(int pid, int* priority);
+
+protected:
+    virtual ~ProcessInfo();
+
+private:
+    DISALLOW_EVIL_CONSTRUCTORS(ProcessInfo);
+};
+
+}  // namespace android
+
+#endif  // PROCESS_INFO_H_
diff --git a/include/media/stagefright/ProcessInfoInterface.h b/include/media/stagefright/ProcessInfoInterface.h
new file mode 100644
index 0000000..222f92d
--- /dev/null
+++ b/include/media/stagefright/ProcessInfoInterface.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef PROCESS_INFO_INTERFACE_H_
+#define PROCESS_INFO_INTERFACE_H_
+
+#include <utils/RefBase.h>
+
+namespace android {
+
+struct ProcessInfoInterface : public RefBase {
+    virtual bool getPriority(int pid, int* priority) = 0;
+
+protected:
+    virtual ~ProcessInfoInterface() {}
+};
+
+}  // namespace android
+
+#endif  // PROCESS_INFO_INTERFACE_H_