1 files changed, 71 insertions, 0 deletions
diff --git a/include/media/stagefright/foundation/ABuffer.h b/include/media/stagefright/foundation/ABuffer.h
new file mode 100644
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+++ b/include/media/stagefright/foundation/ABuffer.h
@@ -0,0 +1,71 @@
+/*
+ * 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_BUFFER_H_
+
+#define A_BUFFER_H_
+
+#include <sys/types.h>
+#include <stdint.h>
+
+#include <media/stagefright/foundation/ABase.h>
+#include <utils/RefBase.h>
+
+namespace android {
+
+struct AMessage;
+
+struct ABuffer : public RefBase {
+    ABuffer(size_t capacity);
+    ABuffer(void *data, size_t capacity);
+
+    void setFarewellMessage(const sp<AMessage> msg);
+
+    uint8_t *base() { return (uint8_t *)mData; }
+    uint8_t *data() { return (uint8_t *)mData + mRangeOffset; }
+    size_t capacity() const { return mCapacity; }
+    size_t size() const { return mRangeLength; }
+    size_t offset() const { return mRangeOffset; }
+
+    void setRange(size_t offset, size_t size);
+
+    void setInt32Data(int32_t data) { mInt32Data = data; }
+    int32_t int32Data() const { return mInt32Data; }
+
+    sp<AMessage> meta();
+
+protected:
+    virtual ~ABuffer();
+
+private:
+    sp<AMessage> mFarewell;
+    sp<AMessage> mMeta;
+
+    void *mData;
+    size_t mCapacity;
+    size_t mRangeOffset;
+    size_t mRangeLength;
+
+    int32_t mInt32Data;
+
+    bool mOwnsData;
+
+    DISALLOW_EVIL_CONSTRUCTORS(ABuffer);
+};
+
+}  // namespace android
+
+#endif  // A_BUFFER_H_