Initial checkin of preliminary rtsp support for stagefright.

Change-Id: I0722aa888098c0c1361c97a4c1b123d910afc207

1 files changed, 75 insertions, 0 deletions

diff --git a/media/libstagefright/rtsp/ASessionDescription.h b/media/libstagefright/rtsp/ASessionDescription.h
new file mode 100644
index 0000000..b26980f
--- /dev/null
+++ b/media/libstagefright/rtsp/ASessionDescription.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2010 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 A_SESSION_DESCRIPTION_H_
+
+#define A_SESSION_DESCRIPTION_H_
+
+#include <sys/types.h>
+
+#include <media/stagefright/foundation/ABase.h>
+#include <utils/KeyedVector.h>
+#include <utils/RefBase.h>
+#include <utils/Vector.h>
+
+namespace android {
+
+struct AString;
+
+struct ASessionDescription : public RefBase {
+    ASessionDescription();
+
+    bool setTo(const void *data, size_t size);
+    bool isValid() const;
+
+    // Actually, 1 + number of tracks, as index 0 is reserved for the
+    // session description root-level attributes.
+    size_t countTracks() const;
+    void getFormat(size_t index, AString *value) const;
+
+    void getFormatType(
+            size_t index, unsigned long *PT,
+            AString *desc, AString *params) const;
+
+    void getDimensions(
+            size_t index, unsigned long PT,
+            int32_t *width, int32_t *height) const;
+
+    bool getDurationUs(int64_t *durationUs) const;
+
+    static void ParseFormatDesc(
+            const char *desc, int32_t *timescale, int32_t *numChannels);
+
+    bool findAttribute(size_t index, const char *key, AString *value) const;
+
+protected:
+    virtual ~ASessionDescription();
+
+private:
+    typedef KeyedVector<AString,AString> Attribs;
+
+    bool mIsValid;
+    Vector<Attribs> mTracks;
+    Vector<AString> mFormats;
+
+    bool parse(const void *data, size_t size);
+
+    DISALLOW_EVIL_CONSTRUCTORS(ASessionDescription);
+};
+
+}  // namespace android
+
+#endif  // A_SESSION_DESCRIPTION_H_