upload android base code part4

android/hardware/interfaces/broadcastradio/1.1/default/VirtualProgram.cpp

@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+#include "VirtualProgram.h"
+
+#include <broadcastradio-utils/Utils.h>
+
+#include "resources.h"
+
+namespace android {
+namespace hardware {
+namespace broadcastradio {
+namespace V1_1 {
+namespace implementation {
+
+using std::vector;
+
+using V1_0::MetaData;
+using V1_0::MetadataKey;
+using V1_0::MetadataType;
+using utils::HalRevision;
+
+static MetaData createDemoBitmap(MetadataKey key, HalRevision halRev) {
+    MetaData bmp = {MetadataType::INT, key, resources::demoPngId, {}, {}, {}};
+    if (halRev < HalRevision::V1_1) {
+        bmp.type = MetadataType::RAW;
+        bmp.intValue = 0;
+        bmp.rawValue = hidl_vec<uint8_t>(resources::demoPng, std::end(resources::demoPng));
+    }
+    return bmp;
+}
+
+ProgramInfo VirtualProgram::getProgramInfo(HalRevision halRev) const {
+    ProgramInfo info11 = {};
+    auto& info10 = info11.base;
+
+    utils::getLegacyChannel(selector, &info10.channel, &info10.subChannel);
+    info11.selector = selector;
+    info10.tuned = true;
+    info10.stereo = true;
+    info10.digital = utils::isDigital(selector);
+    info10.signalStrength = info10.digital ? 100 : 80;
+
+    info10.metadata = hidl_vec<MetaData>({
+        {MetadataType::TEXT, MetadataKey::RDS_PS, {}, {}, programName, {}},
+        {MetadataType::TEXT, MetadataKey::TITLE, {}, {}, songTitle, {}},
+        {MetadataType::TEXT, MetadataKey::ARTIST, {}, {}, songArtist, {}},
+        createDemoBitmap(MetadataKey::ICON, halRev),
+        createDemoBitmap(MetadataKey::ART, halRev),
+    });
+
+    info11.vendorInfo = hidl_vec<VendorKeyValue>({
+        {"com.google.dummy", "dummy"},
+        {"com.google.dummy.VirtualProgram", std::to_string(reinterpret_cast<uintptr_t>(this))},
+    });
+
+    return info11;
+}
+
+// Defining order on virtual programs, how they appear on band.
+// It's mostly for default implementation purposes, may not be complete or correct.
+bool operator<(const VirtualProgram& lhs, const VirtualProgram& rhs) {
+    auto& l = lhs.selector;
+    auto& r = rhs.selector;
+
+    // Two programs with the same primaryId is considered the same.
+    if (l.programType != r.programType) return l.programType < r.programType;
+    if (l.primaryId.type != r.primaryId.type) return l.primaryId.type < r.primaryId.type;
+    if (l.primaryId.value != r.primaryId.value) return l.primaryId.value < r.primaryId.value;
+
+    // A little exception for HD Radio subchannel - we check secondary ID too.
+    if (utils::hasId(l, IdentifierType::HD_SUBCHANNEL) &&
+        utils::hasId(r, IdentifierType::HD_SUBCHANNEL)) {
+        return utils::getId(l, IdentifierType::HD_SUBCHANNEL) <
+               utils::getId(r, IdentifierType::HD_SUBCHANNEL);
+    }
+
+    return false;
+}
+
+vector<ProgramInfo> getProgramInfoVector(const vector<VirtualProgram>& vec, HalRevision halRev) {
+    vector<ProgramInfo> out;
+    out.reserve(vec.size());
+    for (auto&& program : vec) {
+        out.push_back(program.getProgramInfo(halRev));
+    }
+    return out;
+}
+
+}  // namespace implementation
+}  // namespace V1_1
+}  // namespace broadcastradio
+}  // namespace hardware
+}  // namespace android