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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 //#define LOG_NDEBUG 0
     18 #define LOG_TAG "NdkCaptureRequest"
     19 #define ATRACE_TAG ATRACE_TAG_CAMERA
     20 
     21 #include <utils/Log.h>
     22 #include <utils/Trace.h>
     23 
     24 #include "NdkCaptureRequest.h"
     25 #include "impl/ACameraMetadata.h"
     26 #include "impl/ACaptureRequest.h"
     27 
     28 EXPORT
     29 camera_status_t ACameraOutputTarget_create(
     30         ANativeWindow* window, ACameraOutputTarget** out) {
     31     ATRACE_CALL();
     32     if (window == nullptr) {
     33         ALOGE("%s: Error: input window is null", __FUNCTION__);
     34         return ACAMERA_ERROR_INVALID_PARAMETER;
     35     }
     36     *out = new ACameraOutputTarget(window);
     37     return ACAMERA_OK;
     38 }
     39 
     40 EXPORT
     41 void ACameraOutputTarget_free(ACameraOutputTarget* target) {
     42     ATRACE_CALL();
     43     if (target != nullptr) {
     44         delete target;
     45     }
     46     return;
     47 }
     48 
     49 EXPORT
     50 camera_status_t ACaptureRequest_addTarget(
     51         ACaptureRequest* req, const ACameraOutputTarget* target) {
     52     ATRACE_CALL();
     53     if (req == nullptr || req->targets == nullptr || target == nullptr) {
     54         ALOGE("%s: Error: invalid input: req %p, req-targets %p, target %p",
     55                 __FUNCTION__, req, req->targets, target);
     56         return ACAMERA_ERROR_INVALID_PARAMETER;
     57     }
     58     auto pair = req->targets->mOutputs.insert(*target);
     59     if (!pair.second) {
     60         ALOGW("%s: target %p already exists!", __FUNCTION__, target);
     61     }
     62     return ACAMERA_OK;
     63 }
     64 
     65 EXPORT
     66 camera_status_t ACaptureRequest_removeTarget(
     67         ACaptureRequest* req, const ACameraOutputTarget* target) {
     68     ATRACE_CALL();
     69     if (req == nullptr || req->targets == nullptr || target == nullptr) {
     70         ALOGE("%s: Error: invalid input: req %p, req-targets %p, target %p",
     71                 __FUNCTION__, req, req->targets, target);
     72         return ACAMERA_ERROR_INVALID_PARAMETER;
     73     }
     74     req->targets->mOutputs.erase(*target);
     75     return ACAMERA_OK;
     76 }
     77 
     78 EXPORT
     79 camera_status_t ACaptureRequest_getConstEntry(
     80         const ACaptureRequest* req, uint32_t tag, ACameraMetadata_const_entry* entry) {
     81     ATRACE_CALL();
     82     if (req == nullptr || entry == nullptr) {
     83         ALOGE("%s: invalid argument! req 0x%p, tag 0x%x, entry 0x%p",
     84                __FUNCTION__, req, tag, entry);
     85         return ACAMERA_ERROR_INVALID_PARAMETER;
     86     }
     87     return req->settings->getConstEntry(tag, entry);
     88 }
     89 
     90 EXPORT
     91 camera_status_t ACaptureRequest_getAllTags(
     92         const ACaptureRequest* req, /*out*/int32_t* numTags, /*out*/const uint32_t** tags) {
     93     ATRACE_CALL();
     94     if (req == nullptr || numTags == nullptr || tags == nullptr) {
     95         ALOGE("%s: invalid argument! request %p, numTags %p, tags %p",
     96                __FUNCTION__, req, numTags, tags);
     97         return ACAMERA_ERROR_INVALID_PARAMETER;
     98     }
     99     return req->settings->getTags(numTags, tags);
    100 }
    101 
    102 #define SET_ENTRY(NAME,NDK_TYPE)                                                        \
    103 EXPORT                                                                                  \
    104 camera_status_t ACaptureRequest_setEntry_##NAME(                                        \
    105         ACaptureRequest* req, uint32_t tag, uint32_t count, const NDK_TYPE* data) {     \
    106     ATRACE_CALL();                                                                      \
    107     if (req == nullptr || (count > 0 && data == nullptr)) {                             \
    108         ALOGE("%s: invalid argument! req %p, tag 0x%x, count %d, data 0x%p",            \
    109                __FUNCTION__, req, tag, count, data);                                    \
    110         return ACAMERA_ERROR_INVALID_PARAMETER;                                         \
    111     }                                                                                   \
    112     return req->settings->update(tag, count, data);                                     \
    113 }
    114 
    115 SET_ENTRY(u8,uint8_t)
    116 SET_ENTRY(i32,int32_t)
    117 SET_ENTRY(float,float)
    118 SET_ENTRY(double,double)
    119 SET_ENTRY(i64,int64_t)
    120 SET_ENTRY(rational,ACameraMetadata_rational)
    121 
    122 #undef SET_ENTRY
    123 
    124 EXPORT
    125 void ACaptureRequest_free(ACaptureRequest* request) {
    126     ATRACE_CALL();
    127     if (request == nullptr) {
    128         return;
    129     }
    130     delete request->settings;
    131     delete request->targets;
    132     delete request;
    133     return;
    134 }
    135