1 /*
2 * Copyright (C) 2017 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 #include "VirtualProgram.h"
17
18 #include <broadcastradio-utils/Utils.h>
19
20 #include "resources.h"
21
22 namespace android {
23 namespace hardware {
24 namespace broadcastradio {
25 namespace V1_1 {
26 namespace implementation {
27
28 using std::vector;
29
30 using V1_0::MetaData;
31 using V1_0::MetadataKey;
32 using V1_0::MetadataType;
33 using utils::HalRevision;
34
createDemoBitmap(MetadataKey key,HalRevision halRev)35 static MetaData createDemoBitmap(MetadataKey key, HalRevision halRev) {
36 MetaData bmp = {MetadataType::INT, key, resources::demoPngId, {}, {}, {}};
37 if (halRev < HalRevision::V1_1) {
38 bmp.type = MetadataType::RAW;
39 bmp.intValue = 0;
40 bmp.rawValue = hidl_vec<uint8_t>(resources::demoPng, std::end(resources::demoPng));
41 }
42 return bmp;
43 }
44
getProgramInfo(HalRevision halRev) const45 ProgramInfo VirtualProgram::getProgramInfo(HalRevision halRev) const {
46 ProgramInfo info11 = {};
47 auto& info10 = info11.base;
48
49 utils::getLegacyChannel(selector, &info10.channel, &info10.subChannel);
50 info11.selector = selector;
51 info10.tuned = true;
52 info10.stereo = true;
53 info10.digital = utils::isDigital(selector);
54 info10.signalStrength = info10.digital ? 100 : 80;
55
56 info10.metadata = hidl_vec<MetaData>({
57 {MetadataType::TEXT, MetadataKey::RDS_PS, {}, {}, programName, {}},
58 {MetadataType::TEXT, MetadataKey::TITLE, {}, {}, songTitle, {}},
59 {MetadataType::TEXT, MetadataKey::ARTIST, {}, {}, songArtist, {}},
60 createDemoBitmap(MetadataKey::ICON, halRev),
61 createDemoBitmap(MetadataKey::ART, halRev),
62 });
63
64 info11.vendorInfo = hidl_vec<VendorKeyValue>({
65 {"com.google.dummy", "dummy"},
66 {"com.google.dummy.VirtualProgram", std::to_string(reinterpret_cast<uintptr_t>(this))},
67 });
68
69 return info11;
70 }
71
72 // Defining order on virtual programs, how they appear on band.
73 // It's mostly for default implementation purposes, may not be complete or correct.
operator <(const VirtualProgram & lhs,const VirtualProgram & rhs)74 bool operator<(const VirtualProgram& lhs, const VirtualProgram& rhs) {
75 auto& l = lhs.selector;
76 auto& r = rhs.selector;
77
78 // Two programs with the same primaryId is considered the same.
79 if (l.programType != r.programType) return l.programType < r.programType;
80 if (l.primaryId.type != r.primaryId.type) return l.primaryId.type < r.primaryId.type;
81 if (l.primaryId.value != r.primaryId.value) return l.primaryId.value < r.primaryId.value;
82
83 // A little exception for HD Radio subchannel - we check secondary ID too.
84 if (utils::hasId(l, IdentifierType::HD_SUBCHANNEL) &&
85 utils::hasId(r, IdentifierType::HD_SUBCHANNEL)) {
86 return utils::getId(l, IdentifierType::HD_SUBCHANNEL) <
87 utils::getId(r, IdentifierType::HD_SUBCHANNEL);
88 }
89
90 return false;
91 }
92
getProgramInfoVector(const vector<VirtualProgram> & vec,HalRevision halRev)93 vector<ProgramInfo> getProgramInfoVector(const vector<VirtualProgram>& vec, HalRevision halRev) {
94 vector<ProgramInfo> out;
95 out.reserve(vec.size());
96 for (auto&& program : vec) {
97 out.push_back(program.getProgramInfo(halRev));
98 }
99 return out;
100 }
101
102 } // namespace implementation
103 } // namespace V1_1
104 } // namespace broadcastradio
105 } // namespace hardware
106 } // namespace android
107