--- /dev/null
+#ifndef _VIDEO_PICTURE_DEFINES_H_
+#define _VIDEO_PICTURE_DEFINES_H_
+
+#define MCU_HEIGHT 8
+#define MCU_WIDTH 8
+#define MCU_BLOCK_SIZE (MCU_HEIGHT * MCU_WIDTH)
+
+// Offsets in video_picture_context structure
+#define VIDEO_PICTURE_CONTEXT_Y_SRC 0
+#define VIDEO_PICTURE_CONTEXT_CB_SRC 4
+#define VIDEO_PICTURE_CONTEXT_CR_SRC 8
+#define VIDEO_PICTURE_CONTEXT_Y_WOFFSET 12
+#define VIDEO_PICTURE_CONTEXT_C_WOFFSET 16
+#define VIDEO_PICTURE_CONTEXT_Y_HOFFSET 20
+
+#endif // _VIDEO_PICTURE_DEFINES_H_