128 lines
3.1 KiB
C
128 lines
3.1 KiB
C
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// Copyright 2020-2021 Beken
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <components/video_types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* @brief Overview about this API header
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*
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*/
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/**
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* @brief video transfer init
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*
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* This API will create video thread, init msg queue, and excute camera init
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*
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* @param setup_cfg configure of the video transfer include packet process, method of transfer, etc.
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*
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* @return
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* - kNoErr: succeed
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* - others: other errors.
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*/
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bk_err_t bk_video_transfer_init(video_setup_t *setup_cfg);
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/**
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* @brief video transfer deinit
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*
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* This API will quit video thread, and free all reasource
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*
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* @return
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* - kNoErr: succeed
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* - others: other errors.
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*/
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bk_err_t bk_video_transfer_deinit(void);
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/**
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* @brief set video transfer param
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*
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* This API will open video tranfer data_buffer, and star transfer
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*
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* @param device referenc type : meida_camera_device_t
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*
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* @attention 1. when call this function, the video date will transfer to wifi(UDP/others)
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*
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* @return
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* - kNoErr: succeed
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* - others: other errors.
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*/
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bk_err_t bk_video_buffer_open(media_camera_device_t *device);
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/**
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* @brief set video buffer close
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*
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* This API will deinit video tranfer, stop transfer video data
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*
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* @return
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* - kNoErr: succeed
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* - others: other errors.
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*/
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bk_err_t bk_video_buffer_close(void);
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/**
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* @brief read video buffer frame
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*
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* This API will malloc a data_buffer, and save video data to this buffer
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*
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* @param buf malloc buf pointer
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* @param buf_len buf length
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* @param err_code
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* - 0: success
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* - 1: param error
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* - 2: buffer full
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* - 3: frame data err
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* - 4: timeout
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* - 5: unknow err
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* @param timeout read frame data timeout
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*
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* @return
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* - 0: failed
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* - other: frame_length.
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*/
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uint32_t bk_video_buffer_read_frame(uint8_t *buf, uint32_t buf_len, int *err_code, uint32_t timeout);
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/**
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* @brief read video buffer frame
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*
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* This API will stop camera, but not free malloc memory for transfer
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*
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* @return
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* - kNoErr: succeed
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* - others: other errors.
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*/
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bk_err_t bk_video_transfer_stop(void);
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/**
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* @brief read video buffer frame
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*
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* This API will start camera after stopping camera
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*
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* @attation 1. this function must called after bk_video_transfer_stop
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*
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* @return
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* - kNoErr: succeed
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* - others: other errors.
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*/
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bk_err_t bk_video_transfer_start(void);
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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