1 /* 2 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef OHOS_CAMERA_HAL_H 16 #define OHOS_CAMERA_HAL_H 17 18 #include "stdbool.h" 19 #include "stdint.h" 20 21 #ifdef __cplusplus 22 #if __cplusplus 23 extern "C" { 24 #endif 25 #endif /* End of #ifdef __cplusplus */ 26 27 #define HAL_MEDIA_OK 0 28 #define HAL_MEDIA_ERR 1 29 30 typedef int32_t HalProcessorHdl; 31 #define HAL_INVALID_PROCESSOR (-1) 32 #define HAL_MAX_VPSS_NUM 10 33 /* necessary and significant attr */ 34 typedef struct { 35 uint32_t width; 36 uint32_t height; 37 uint32_t fps; 38 } HalVideoProcessorAttr; 39 40 HalProcessorHdl HalCreateVideoProcessor(HalVideoProcessorAttr *attr); 41 void HalCameraGetProcessorAttr(HalProcessorHdl hdls[HAL_MAX_VPSS_NUM], HalVideoProcessorAttr attrs[HAL_MAX_VPSS_NUM], 42 int32_t *size); 43 uint32_t HalGetProcessorDeviceId(HalProcessorHdl hdl); 44 void HalDestroyVideoProcessor(); 45 46 /* camera */ 47 int32_t HalMediaInitialize(); 48 int32_t HalCameraInitialize(); 49 void HalCameraUnInitialize(); 50 #ifdef __cplusplus 51 #if __cplusplus 52 } 53 #endif 54 #endif /* End of #ifdef __cplusplus */ 55 #endif // OHOS_CAMERA_HAL_H