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-rw-r--r--media/stagefright/JPEGSource.h58
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+/*
+ * Copyright (C) 2009 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 JPEG_SOURCE_H_
+
+#define JPEG_SOURCE_H_
+
+#include <media/stagefright/MediaSource.h>
+
+namespace android {
+
+class DataSource;
+class MediaBufferGroup;
+
+struct JPEGSource : public MediaSource {
+ JPEGSource(const sp<DataSource> &source);
+
+ virtual status_t start(MetaData *params = NULL);
+ virtual status_t stop();
+ virtual sp<MetaData> getFormat();
+
+ virtual status_t read(
+ MediaBuffer **buffer, const ReadOptions *options = NULL);
+
+protected:
+ virtual ~JPEGSource();
+
+private:
+ sp<DataSource> mSource;
+ MediaBufferGroup *mGroup;
+ bool mStarted;
+ off_t mSize;
+ int32_t mWidth, mHeight;
+ off_t mOffset;
+
+ status_t parseJPEG();
+
+ JPEGSource(const JPEGSource &);
+ JPEGSource &operator=(const JPEGSource &);
+};
+
+} // namespace android
+
+#endif // JPEG_SOURCE_H_
+