pub unsafe extern "C" fn rmt_translator_get_context(
    item_num: *const usize,
    context: *mut *mut c_void
) -> esp_err_t
Expand description

@brief Get the user context set by ‘rmt_translator_set_context’

@note This API must be invoked in the RMT translator callback function, and the first argument must be the actual parameter ‘item_num’ you got in that callback function.

@param item_num Address of the memory which contains the number of translated items (It’s from driver’s internal memory) @param context Returned User context

@return - ESP_FAIL Get context fail - ESP_OK Get context success