5a622cba8c
See https://android-git.corp.google.com/g/#/c/157220 Bug: 5449033 Change-Id: Ic6cac56d137f705dfa7266f21e9b0269219bd5d1
120 lines
3.6 KiB
C++
Executable File
120 lines
3.6 KiB
C++
Executable File
/*
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* Copyright (C) 2011 The Android Open Source Project
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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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*/
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/*
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* Contains implementation of a class EmulatedQemuCamera that encapsulates
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* functionality of an emulated camera connected to the host.
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*/
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#define LOG_NDEBUG 0
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#define LOG_TAG "EmulatedCamera_QemuCamera"
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#include <cutils/log.h>
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#include "EmulatedQemuCamera.h"
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#include "EmulatedCameraFactory.h"
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namespace android {
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EmulatedQemuCamera::EmulatedQemuCamera(int cameraId, struct hw_module_t* module)
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: EmulatedCamera(cameraId, module),
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mQemuCameraDevice(this)
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{
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}
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EmulatedQemuCamera::~EmulatedQemuCamera()
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{
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}
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/****************************************************************************
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* EmulatedCamera virtual overrides.
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***************************************************************************/
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status_t EmulatedQemuCamera::Initialize(const char* device_name,
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const char* frame_dims,
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const char* facing_dir)
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{
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ALOGV("%s:\n Name=%s\n Facing '%s'\n Dimensions=%s",
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__FUNCTION__, device_name, facing_dir, frame_dims);
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/* Save dimensions. */
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mFrameDims = frame_dims;
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/* Initialize camera device. */
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status_t res = mQemuCameraDevice.Initialize(device_name);
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if (res != NO_ERROR) {
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return res;
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}
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/* Initialize base class. */
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res = EmulatedCamera::Initialize();
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if (res != NO_ERROR) {
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return res;
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}
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/*
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* Set customizable parameters.
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*/
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mParameters.set(EmulatedCamera::FACING_KEY, facing_dir);
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mParameters.set(EmulatedCamera::ORIENTATION_KEY,
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gEmulatedCameraFactory.getQemuCameraOrientation());
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mParameters.set(CameraParameters::KEY_SUPPORTED_PICTURE_SIZES, frame_dims);
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mParameters.set(CameraParameters::KEY_SUPPORTED_PREVIEW_SIZES, frame_dims);
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/*
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* Use first dimension reported by the device to set current preview and
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* picture sizes.
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*/
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char first_dim[128];
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/* Dimensions are separated with ',' */
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const char* c = strchr(frame_dims, ',');
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if (c == NULL) {
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strncpy(first_dim, frame_dims, sizeof(first_dim));
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first_dim[sizeof(first_dim)-1] = '\0';
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} else if (static_cast<size_t>(c - frame_dims) < sizeof(first_dim)) {
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memcpy(first_dim, frame_dims, c - frame_dims);
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first_dim[c - frame_dims] = '\0';
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} else {
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memcpy(first_dim, frame_dims, sizeof(first_dim));
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first_dim[sizeof(first_dim)-1] = '\0';
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}
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/* Width and height are separated with 'x' */
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char* sep = strchr(first_dim, 'x');
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if (sep == NULL) {
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ALOGE("%s: Invalid first dimension format in %s",
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__FUNCTION__, frame_dims);
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return EINVAL;
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}
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*sep = '\0';
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const int x = atoi(first_dim);
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const int y = atoi(sep + 1);
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mParameters.setPreviewSize(x, y);
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mParameters.setPictureSize(x, y);
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ALOGV("%s: Qemu camera %s is initialized. Current frame is %dx%d",
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__FUNCTION__, device_name, x, y);
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return NO_ERROR;
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}
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EmulatedCameraDevice* EmulatedQemuCamera::getCameraDevice()
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{
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return &mQemuCameraDevice;
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}
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}; /* namespace android */
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