Create a preset menu and establish its connection with the model.

Make three vertical sliders. Place them in an `htile`, and give it a minimum width of 300px.

* @brief * Gets the menu button associated with this popup menu. * * @return * A pointer to the associated `basic_button_menu`,

/////////////////////////////////////////////////////////////////////// Message Box 0 (no button) ////////////////////////////////////////////////////

* @brief * Sets the scroll alignment of the scroller_base. * * This function adjusts the scroll alignment of the scroller_base *

build a table that decodes both magnitude and value of small ACs in one go.

decode image to YCbCr format

@OPTIMIZE: store non-zigzagged during the decode passes, and only de-zigzag when dequantizing