1 files changed, 88 insertions, 0 deletions
diff --git a/include/media/stagefright/ColorConverter.h b/include/media/stagefright/ColorConverter.h
new file mode 100644
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--- /dev/null
+++ b/include/media/stagefright/ColorConverter.h
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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 COLOR_CONVERTER_H_
+
+#define COLOR_CONVERTER_H_
+
+#include <sys/types.h>
+
+#include <stdint.h>
+#include <utils/Errors.h>
+
+#include <OMX_Video.h>
+
+namespace android {
+
+struct ColorConverter {
+    ColorConverter(OMX_COLOR_FORMATTYPE from, OMX_COLOR_FORMATTYPE to);
+    ~ColorConverter();
+
+    bool isValid() const;
+
+    status_t convert(
+            const void *srcBits,
+            size_t srcWidth, size_t srcHeight,
+            size_t srcCropLeft, size_t srcCropTop,
+            size_t srcCropRight, size_t srcCropBottom,
+            void *dstBits,
+            size_t dstWidth, size_t dstHeight,
+            size_t dstCropLeft, size_t dstCropTop,
+            size_t dstCropRight, size_t dstCropBottom);
+
+private:
+    struct BitmapParams {
+        BitmapParams(
+                void *bits,
+                size_t width, size_t height,
+                size_t cropLeft, size_t cropTop,
+                size_t cropRight, size_t cropBottom);
+
+        size_t cropWidth() const;
+        size_t cropHeight() const;
+
+        void *mBits;
+        size_t mWidth, mHeight;
+        size_t mCropLeft, mCropTop, mCropRight, mCropBottom;
+    };
+
+    OMX_COLOR_FORMATTYPE mSrcFormat, mDstFormat;
+    uint8_t *mClip;
+
+    uint8_t *initClip();
+
+    status_t convertCbYCrY(
+            const BitmapParams &src, const BitmapParams &dst);
+
+    status_t convertYUV420Planar(
+            const BitmapParams &src, const BitmapParams &dst);
+
+    status_t convertQCOMYUV420SemiPlanar(
+            const BitmapParams &src, const BitmapParams &dst);
+
+    status_t convertYUV420SemiPlanar(
+            const BitmapParams &src, const BitmapParams &dst);
+
+    status_t convertTIYUV420PackedSemiPlanar(
+            const BitmapParams &src, const BitmapParams &dst);
+
+    ColorConverter(const ColorConverter &);
+    ColorConverter &operator=(const ColorConverter &);
+};
+
+}  // namespace android
+
+#endif  // COLOR_CONVERTER_H_