Camera: Add support for stream combination query
Support runtime "SessionConfiguration" queries by camera
clients.
Bug: 111593096
Test: adb shell /data/nativetest64/camera_client_test/camera_client_test
--gtest_filter=CameraClientBinderTest.CheckBinderCameraDeviceUser,
Camera CTS
Change-Id: I1505e7bccdce468490b46ad4546e459354a4cda3
diff --git a/camera/camera2/SessionConfiguration.cpp b/camera/camera2/SessionConfiguration.cpp
new file mode 100644
index 0000000..a431a33
--- /dev/null
+++ b/camera/camera2/SessionConfiguration.cpp
@@ -0,0 +1,133 @@
+/*
+**
+** Copyright 2018, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+#define LOG_TAG "SessionConfiguration"
+//#define LOG_NDEBUG 0
+
+#include <utils/Log.h>
+
+#include <camera/camera2/SessionConfiguration.h>
+#include <camera/camera2/OutputConfiguration.h>
+#include <binder/Parcel.h>
+
+namespace android {
+
+status_t SessionConfiguration::readFromParcel(const android::Parcel* parcel) {
+ status_t err = OK;
+ int operatingMode = 0;
+
+ if (parcel == nullptr) return BAD_VALUE;
+
+ if ((err = parcel->readInt32(&operatingMode)) != OK) {
+ ALOGE("%s: Failed to read operating mode from parcel", __FUNCTION__);
+ return err;
+ }
+
+ int inputWidth = 0;
+ if ((err = parcel->readInt32(&inputWidth)) != OK) {
+ ALOGE("%s: Failed to read input width from parcel", __FUNCTION__);
+ return err;
+ }
+
+ int inputHeight = 0;
+ if ((err = parcel->readInt32(&inputHeight)) != OK) {
+ ALOGE("%s: Failed to read input height from parcel", __FUNCTION__);
+ return err;
+ }
+
+ int inputFormat = -1;
+ if ((err = parcel->readInt32(&inputFormat)) != OK) {
+ ALOGE("%s: Failed to read input format from parcel", __FUNCTION__);
+ return err;
+ }
+
+ std::vector<OutputConfiguration> outputStreams;
+ if ((err = parcel->readParcelableVector(&outputStreams)) != OK) {
+ ALOGE("%s: Failed to read output configurations from parcel", __FUNCTION__);
+ return err;
+ }
+
+ mOperatingMode = operatingMode;
+ mInputWidth = inputWidth;
+ mInputHeight = inputHeight;
+ mInputFormat = inputFormat;
+ for (auto& stream : outputStreams) {
+ mOutputStreams.push_back(stream);
+ }
+
+
+ return err;
+}
+
+status_t SessionConfiguration::writeToParcel(android::Parcel* parcel) const {
+
+ if (parcel == nullptr) return BAD_VALUE;
+ status_t err = OK;
+
+ err = parcel->writeInt32(mOperatingMode);
+ if (err != OK) return err;
+
+ err = parcel->writeInt32(mInputWidth);
+ if (err != OK) return err;
+
+ err = parcel->writeInt32(mInputHeight);
+ if (err != OK) return err;
+
+ err = parcel->writeInt32(mInputFormat);
+ if (err != OK) return err;
+
+ err = parcel->writeParcelableVector(mOutputStreams);
+ if (err != OK) return err;
+
+ return OK;
+}
+
+bool SessionConfiguration::outputsEqual(const SessionConfiguration& other) const {
+ const std::vector<OutputConfiguration>& otherOutputStreams =
+ other.getOutputConfigurations();
+
+ if (mOutputStreams.size() != otherOutputStreams.size()) {
+ return false;
+ }
+
+ for (size_t i = 0; i < mOutputStreams.size(); i++) {
+ if (mOutputStreams[i] != otherOutputStreams[i]) {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool SessionConfiguration::outputsLessThan(const SessionConfiguration& other) const {
+ const std::vector<OutputConfiguration>& otherOutputStreams =
+ other.getOutputConfigurations();
+
+ if (mOutputStreams.size() != otherOutputStreams.size()) {
+ return mOutputStreams.size() < otherOutputStreams.size();
+ }
+
+ for (size_t i = 0; i < mOutputStreams.size(); i++) {
+ if (mOutputStreams[i] != otherOutputStreams[i]) {
+ return mOutputStreams[i] < otherOutputStreams[i];
+ }
+ }
+
+ return false;
+}
+
+}; // namespace android