LVGL 库提交

2026-08-30 08:57:07 +08:00
parent 26c9098630
commit e2f199c6bf
1056 changed files with 556743 additions and 45 deletions
@@ -0,0 +1,70 @@
+/**
+ * @file lv_bin_decoder.h
+ *
+ */
+
+#ifndef LV_BIN_DECODER_H
+#define LV_BIN_DECODER_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*********************
+ *      INCLUDES
+ *********************/
+#include "../../draw/lv_image_decoder.h"
+
+/*********************
+ *      DEFINES
+ *********************/
+
+/**********************
+ *      TYPEDEFS
+ **********************/
+
+/**********************
+ * GLOBAL PROTOTYPES
+ **********************/
+
+/**
+ * Initialize the binary image decoder module
+ */
+void lv_bin_decoder_init(void);
+
+/**
+ * Get info about a lvgl binary image
+ * @param decoder the decoder where this function belongs
+ * @param dsc image descriptor containing the source and type of the image and other info.
+ * @param header store the image data here
+ * @return LV_RESULT_OK: the info is successfully stored in `header`; LV_RESULT_INVALID: unknown format or other error.
+ */
+lv_result_t lv_bin_decoder_info(lv_image_decoder_t * decoder, lv_image_decoder_dsc_t * dsc, lv_image_header_t * header);
+
+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);
+
+/**
+ * Open a lvgl binary image
+ * @param decoder the decoder where this function belongs
+ * @param dsc pointer to decoder descriptor. `src`, `style` are already initialized in it.
+ * @return LV_RESULT_OK: the info is successfully stored in `header`; LV_RESULT_INVALID: unknown format or other error.
+ */
+lv_result_t lv_bin_decoder_open(lv_image_decoder_t * decoder, lv_image_decoder_dsc_t * dsc);
+
+/**
+ * Close the pending decoding. Free resources etc.
+ * @param decoder pointer to the decoder the function associated with
+ * @param dsc pointer to decoder descriptor
+ */
+void lv_bin_decoder_close(lv_image_decoder_t * decoder, lv_image_decoder_dsc_t * dsc);
+
+/**********************
+ *      MACROS
+ **********************/
+
+#ifdef __cplusplus
+} /*extern "C"*/
+#endif
+
+#endif /*LV_BIN_DECODER_H*/