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163 lines
5.1 KiB
C++
163 lines
5.1 KiB
C++
/* Copyright (c) 2013, The Linux Foundataion. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#define LOG_TAG "QCameraThermalAdapter"
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#include <dlfcn.h>
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#include <stdlib.h>
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#include <utils/Errors.h>
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#include "QCamera2HWI.h"
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#include "QCameraThermalAdapter.h"
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using namespace android;
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namespace qcamera {
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QCameraThermalAdapter& QCameraThermalAdapter::getInstance()
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{
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static QCameraThermalAdapter instance;
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return instance;
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}
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QCameraThermalAdapter::QCameraThermalAdapter() :
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mCallback(NULL),
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mHandle(NULL),
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mRegister(NULL),
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mUnregister(NULL),
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mCameraHandle(0),
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mCamcorderHandle(0)
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{
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}
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int QCameraThermalAdapter::init(QCameraThermalCallback *thermalCb)
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{
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const char *error = NULL;
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int rc = NO_ERROR;
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CDBG("%s E", __func__);
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mHandle = dlopen("/vendor/lib/libthermalclient.so", RTLD_NOW);
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if (!mHandle) {
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error = dlerror();
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ALOGE("%s: dlopen failed with error %s",
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__func__, error ? error : "");
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rc = UNKNOWN_ERROR;
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goto error;
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}
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*(void **)&mRegister = dlsym(mHandle, "thermal_client_register_callback");
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if (!mRegister) {
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error = dlerror();
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ALOGE("%s: dlsym failed with error code %s",
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__func__, error ? error: "");
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rc = UNKNOWN_ERROR;
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goto error2;
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}
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*(void **)&mUnregister = dlsym(mHandle, "thermal_client_unregister_callback");
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if (!mUnregister) {
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error = dlerror();
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ALOGE("%s: dlsym failed with error code %s",
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__func__, error ? error: "");
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rc = UNKNOWN_ERROR;
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goto error2;
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}
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// Register camera and camcorder callbacks
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mCameraHandle = mRegister(mStrCamera, thermalCallback, NULL);
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if (mCameraHandle < 0) {
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ALOGE("%s: thermal_client_register_callback failed %d",
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__func__, mCameraHandle);
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rc = UNKNOWN_ERROR;
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goto error2;
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}
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mCamcorderHandle = mRegister(mStrCamcorder, thermalCallback, NULL);
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if (mCamcorderHandle < 0) {
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ALOGE("%s: thermal_client_register_callback failed %d",
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__func__, mCamcorderHandle);
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rc = UNKNOWN_ERROR;
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goto error3;
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}
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mCallback = thermalCb;
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CDBG("%s X", __func__);
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return rc;
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error3:
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mCamcorderHandle = 0;
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mUnregister(mCameraHandle);
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error2:
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mCameraHandle = 0;
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dlclose(mHandle);
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mHandle = NULL;
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error:
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CDBG("%s X", __func__);
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return rc;
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}
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void QCameraThermalAdapter::deinit()
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{
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CDBG("%s E", __func__);
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if (mUnregister) {
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if (mCameraHandle) {
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mUnregister(mCameraHandle);
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mCameraHandle = 0;
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}
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if (mCamcorderHandle) {
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mUnregister(mCamcorderHandle);
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mCamcorderHandle = 0;
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}
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}
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if (mHandle)
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dlclose(mHandle);
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mHandle = NULL;
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mRegister = NULL;
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mUnregister = NULL;
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mCallback = NULL;
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CDBG("%s X", __func__);
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}
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char QCameraThermalAdapter::mStrCamera[] = "camera";
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char QCameraThermalAdapter::mStrCamcorder[] = "camcorder";
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int QCameraThermalAdapter::thermalCallback(int level,
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void *userdata, void *data)
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{
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int rc = 0;
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CDBG("%s E", __func__);
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QCameraThermalAdapter& instance = getInstance();
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qcamera_thermal_level_enum_t lvl = (qcamera_thermal_level_enum_t) level;
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if (instance.mCallback)
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rc = instance.mCallback->thermalEvtHandle(lvl, userdata, data);
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CDBG("%s X", __func__);
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return rc;
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}
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}; //namespace qcamera
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