lv_img_decoder_dsc_t struct

Info about the opened image: color format, size, etc. MUST be set in `open` function.

Pointer to a buffer where the image's data (pixels) are stored in a decoded, plain format. MUST be set in `open` function.

How much time did it take to open the image. [ms] If not set `lv_img_cache` will measure and set the time to open.

A text to display instead of the image when the image can't be opened. Can be set in `open` function or set NULL.

Store any custom data here is required.

The decoder which was able to open the image source.

The image source. A file path like "S:my_img.png" or pointer to an `lv_img_dsc_t` variable.

Color to draw the image. USed when the image has alpha channel only.

Frame of the image, using with animated images.

Type of the source: file or variable. Can be set in `open` function if required.