# lv_draw_buf_convert_neon.h (/api/private/draw/convert/neon/lv_draw_buf_convert_neon_h) Functions [#functions] \_lv_draw_buf_convert_premultiply_indexed_neon [#_lv_draw_buf_convert_premultiply_indexed_neon] Convert indexed draw\_buf to premultiplied format with neon specific optimizations ```c title=" " lineNumbers=1 lv_result_t _lv_draw_buf_convert_premultiply_indexed_neon(lv_draw_buf_t *buf) ``` Parameters | Name | Type | Description | | ----- | ---------------------------------------------------------- | --------------------- | | `buf` | | pointer to a draw buf | \_lv_draw_buf_convert_premultiply_argb8888_neon [#_lv_draw_buf_convert_premultiply_argb8888_neon] Convert argb8888 draw\_buf to premultiplied format with neon specific optimizations ```c title=" " lineNumbers=1 lv_result_t _lv_draw_buf_convert_premultiply_argb8888_neon(lv_draw_buf_t *buf) ``` Parameters | Name | Type | Description | | ----- | ---------------------------------------------------------- | --------------------- | | `buf` | | pointer to a draw buf | Macros [#macros] LV_DRAW_CONVERT_PREMULTIPLY_INDEXED [#lv_draw_convert_premultiply_indexed] ```c title=" " lineNumbers=1 #define LV_DRAW_CONVERT_PREMULTIPLY_INDEXED(buf) \ _lv_draw_buf_convert_premultiply_indexed_neon(buf) ``` LV_DRAW_CONVERT_PREMULTIPLY_ARGB8888 [#lv_draw_convert_premultiply_argb8888] ```c title=" " lineNumbers=1 #define LV_DRAW_CONVERT_PREMULTIPLY_ARGB8888(buf) \ _lv_draw_buf_convert_premultiply_argb8888_neon(buf) ``` Dependencies [#dependencies]