Added HTTP support for SDP files.

Added support for playing SDP files from http links. Previously,
SDP files only worked when started from rtsp links
(rtsp://a.b.c/abc.sdp), but they are just as common in http links.

patch provided by "Oscar Rydhé <oscar.rydhe@sonyericsson.com>"

Change-Id: Ic73af3a9a002009dbe8b04c267a4621bf7fe2f46

1 files changed, 70 insertions, 0 deletions

diff --git a/media/libstagefright/include/SDPLoader.h b/media/libstagefright/include/SDPLoader.h
new file mode 100644
index 0000000..ca59dc0
--- /dev/null
+++ b/media/libstagefright/include/SDPLoader.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2012 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 SDP_LOADER_H_
+
+#define SDP_LOADER_H_
+
+#include <media/stagefright/foundation/AMessage.h>
+#include <media/stagefright/foundation/AHandler.h>
+#include <utils/String8.h>
+
+namespace android {
+
+struct HTTPBase;
+
+struct SDPLoader : public AHandler {
+    enum Flags {
+        // Don't log any URLs.
+        kFlagIncognito = 1,
+    };
+    enum {
+        kWhatSDPLoaded = 'sdpl'
+    };
+    SDPLoader(const sp<AMessage> &notify, uint32_t flags = 0, bool uidValid = false, uid_t uid = 0);
+
+    void load(const char* url, const KeyedVector<String8, String8> *headers);
+
+    void cancel();
+
+protected:
+    virtual ~SDPLoader() {}
+
+    virtual void onMessageReceived(const sp<AMessage> &msg);
+
+private:
+    enum {
+        kWhatLoad = 'load',
+    };
+
+    void onLoad(const sp<AMessage> &msg);
+
+    sp<AMessage> mNotify;
+    const char* mUrl;
+    uint32_t mFlags;
+    bool mUIDValid;
+    uid_t mUID;
+    sp<ALooper> mNetLooper;
+    bool mCancelled;
+
+    sp<HTTPBase> mHTTPDataSource;
+
+    DISALLOW_EVIL_CONSTRUCTORS(SDPLoader);
+};
+
+}  // namespace android
+
+#endif  // SDP_LOADER_H_