lv_bin_decoder.h
Functions
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void lv_bin_decoder_init(void)
Initialize the binary image decoder module
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lv_result_t lv_bin_decoder_info(lv_image_decoder_t *decoder, lv_image_decoder_dsc_t *dsc, lv_image_header_t *header)
Get info about a lvgl binary image
- Parameters:
decoder -- the decoder where this function belongs
dsc -- image descriptor containing the source and type of the image and other info.
header -- store the image data here
- Returns:
LV_RESULT_OK: the info is successfully stored in
header
; LV_RESULT_INVALID: unknown format or other error.
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lv_result_t lv_bin_decoder_get_area(lv_image_decoder_t *decoder, lv_image_decoder_dsc_t *dsc, const lv_area_t *full_area, lv_area_t *decoded_area)
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lv_result_t lv_bin_decoder_open(lv_image_decoder_t *decoder, lv_image_decoder_dsc_t *dsc)
Open a lvgl binary image
- Parameters:
decoder -- the decoder where this function belongs
dsc -- pointer to decoder descriptor.
src
,style
are already initialized in it.
- Returns:
LV_RESULT_OK: the info is successfully stored in
header
; LV_RESULT_INVALID: unknown format or other error.
-
void lv_bin_decoder_close(lv_image_decoder_t *decoder, lv_image_decoder_dsc_t *dsc)
Close the pending decoding. Free resources etc.
- Parameters:
decoder -- pointer to the decoder the function associated with
dsc -- pointer to decoder descriptor