From 3c79893217bc632c9b0efa815091bef3c779490c Mon Sep 17 00:00:00 2001 From: alexander Date: Fri, 26 Mar 2021 21:42:19 +0000 Subject: Opensource ML embedded evaluation kit Change-Id: I12e807f19f5cacad7cef82572b6dd48252fd61fd --- source/application/hal/include/data_psn.h | 72 +++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 source/application/hal/include/data_psn.h (limited to 'source/application/hal/include/data_psn.h') diff --git a/source/application/hal/include/data_psn.h b/source/application/hal/include/data_psn.h new file mode 100644 index 0000000..8c14c77 --- /dev/null +++ b/source/application/hal/include/data_psn.h @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2021 Arm Limited. All rights reserved. + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef DATA_PSN_H +#define DATA_PSN_H + +/** + * This file is the top level abstraction for the data presentation module + **/ +#include +#include +#include + +/* Structure to encompass the data presentation module and it's methods */ +typedef struct data_presentation_module { + int inited; /**< initialised or not */ + char system_name[8]; /**< name of the system in use */ + int (* system_init)(void); /**< pointer to init function */ + + /** Pointer to the image presentation function */ + int (* present_data_image)(uint8_t *data, const uint32_t width, + const uint32_t height, const uint32_t channels, + const uint32_t pos_x, const uint32_t pos_y, + const uint32_t downsample_factor); + + /* Pointer to text presentation function */ + int (* present_data_text)(const char *str, const size_t str_sz, + const uint32_t pos_x, const uint32_t pos_y, + const bool allow_multiple_lines); + + /* Pointer to box presentation function */ + int (* present_box)(const uint32_t pos_x, const uint32_t pos_y, + const uint32_t width, const uint32_t height, const uint16_t color); + + /* Pointer to clear presentation function */ + int (* clear)(const uint16_t color); + + /* Pointer to set text color presentation function */ + int (* set_text_color)(const uint16_t color); +} data_psn_module; + + +/** + * @brief Initialises the data presentation system. + * @param[in,out] module Pointer to a pre-allocated data + * presentation structure object. + * @return 0 if successful, error code otherwise. + **/ +int data_psn_system_init(data_psn_module *module); + +/** + * @brief Releases the data presentation system. + * @param[in,out] module Pointer to a pre-allocated data + * presentation structure object. + * @return 0 if successful, error code otherwise. + **/ +int data_psn_system_release(data_psn_module *module); + +#endif /* DATA_PSN_H */ -- cgit v1.2.1