1 /*
2 * Copyright (C) 2019 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
17 #define LOG_TAG "DeviceDescriptorBase"
18 //#define LOG_NDEBUG 0
19
20 #include <android-base/stringprintf.h>
21 #include <audio_utils/string.h>
22 #include <media/DeviceDescriptorBase.h>
23 #include <media/TypeConverter.h>
24
25 namespace android {
26
DeviceDescriptorBase(audio_devices_t type)27 DeviceDescriptorBase::DeviceDescriptorBase(audio_devices_t type) :
28 DeviceDescriptorBase(type, "")
29 {
30 }
31
DeviceDescriptorBase(audio_devices_t type,const std::string & address)32 DeviceDescriptorBase::DeviceDescriptorBase(audio_devices_t type, const std::string& address) :
33 DeviceDescriptorBase(AudioDeviceTypeAddr(type, address))
34 {
35 }
36
DeviceDescriptorBase(const AudioDeviceTypeAddr & deviceTypeAddr)37 DeviceDescriptorBase::DeviceDescriptorBase(const AudioDeviceTypeAddr &deviceTypeAddr) :
38 AudioPort("", AUDIO_PORT_TYPE_DEVICE,
39 audio_is_output_device(deviceTypeAddr.mType) ? AUDIO_PORT_ROLE_SINK :
40 AUDIO_PORT_ROLE_SOURCE),
41 mDeviceTypeAddr(deviceTypeAddr)
42 {
43 if (mDeviceTypeAddr.mAddress.empty() && audio_is_remote_submix_device(mDeviceTypeAddr.mType)) {
44 mDeviceTypeAddr.mAddress = "0";
45 }
46 }
47
toAudioPortConfig(struct audio_port_config * dstConfig,const struct audio_port_config * srcConfig) const48 void DeviceDescriptorBase::toAudioPortConfig(struct audio_port_config *dstConfig,
49 const struct audio_port_config *srcConfig) const
50 {
51 dstConfig->config_mask = AUDIO_PORT_CONFIG_GAIN;
52 if (mSamplingRate != 0) {
53 dstConfig->config_mask |= AUDIO_PORT_CONFIG_SAMPLE_RATE;
54 }
55 if (mChannelMask != AUDIO_CHANNEL_NONE) {
56 dstConfig->config_mask |= AUDIO_PORT_CONFIG_CHANNEL_MASK;
57 }
58 if (mFormat != AUDIO_FORMAT_INVALID) {
59 dstConfig->config_mask |= AUDIO_PORT_CONFIG_FORMAT;
60 }
61
62 if (srcConfig != NULL) {
63 dstConfig->config_mask |= srcConfig->config_mask;
64 }
65
66 AudioPortConfig::toAudioPortConfig(dstConfig, srcConfig);
67
68 dstConfig->role = audio_is_output_device(mDeviceTypeAddr.mType) ?
69 AUDIO_PORT_ROLE_SINK : AUDIO_PORT_ROLE_SOURCE;
70 dstConfig->type = AUDIO_PORT_TYPE_DEVICE;
71 dstConfig->ext.device.type = mDeviceTypeAddr.mType;
72
73 (void)audio_utils_strlcpy_zerofill(dstConfig->ext.device.address, mDeviceTypeAddr.getAddress());
74 }
75
toAudioPort(struct audio_port * port) const76 void DeviceDescriptorBase::toAudioPort(struct audio_port *port) const
77 {
78 ALOGV("DeviceDescriptorBase::toAudioPort() handle %d type %08x", mId, mDeviceTypeAddr.mType);
79 AudioPort::toAudioPort(port);
80 toAudioPortConfig(&port->active_config);
81 port->id = mId;
82 port->ext.device.type = mDeviceTypeAddr.mType;
83 port->ext.device.encapsulation_modes = mEncapsulationModes;
84 port->ext.device.encapsulation_metadata_types = mEncapsulationMetadataTypes;
85 (void)audio_utils_strlcpy_zerofill(port->ext.device.address, mDeviceTypeAddr.getAddress());
86 }
87
setEncapsulationModes(uint32_t encapsulationModes)88 status_t DeviceDescriptorBase::setEncapsulationModes(uint32_t encapsulationModes) {
89 if ((encapsulationModes & ~AUDIO_ENCAPSULATION_MODE_ALL_POSITION_BITS) != 0) {
90 return BAD_VALUE;
91 }
92 mEncapsulationModes = encapsulationModes & ~(1 << AUDIO_ENCAPSULATION_MODE_NONE);
93 return NO_ERROR;
94 }
95
setEncapsulationMetadataTypes(uint32_t encapsulationMetadataTypes)96 status_t DeviceDescriptorBase::setEncapsulationMetadataTypes(uint32_t encapsulationMetadataTypes) {
97 if ((encapsulationMetadataTypes & ~AUDIO_ENCAPSULATION_METADATA_TYPE_ALL_POSITION_BITS) != 0) {
98 return BAD_VALUE;
99 }
100 mEncapsulationMetadataTypes =
101 encapsulationMetadataTypes & ~(1 << AUDIO_ENCAPSULATION_METADATA_TYPE_NONE);
102 return NO_ERROR;
103 }
104
dump(std::string * dst,int spaces,int index,const char * extraInfo,bool verbose) const105 void DeviceDescriptorBase::dump(std::string *dst, int spaces, int index,
106 const char* extraInfo, bool verbose) const
107 {
108 dst->append(base::StringPrintf("%*sDevice %d:\n", spaces, "", index + 1));
109 if (mId != 0) {
110 dst->append(base::StringPrintf("%*s- id: %2d\n", spaces, "", mId));
111 }
112
113 if (extraInfo != nullptr) {
114 dst->append(extraInfo);
115 }
116
117 dst->append(base::StringPrintf("%*s- type: %-48s\n",
118 spaces, "", ::android::toString(mDeviceTypeAddr.mType).c_str()));
119
120 dst->append(base::StringPrintf(
121 "%*s- supported encapsulation modes: %u", spaces, "", mEncapsulationModes));
122 dst->append(base::StringPrintf(
123 "%*s- supported encapsulation metadata types: %u",
124 spaces, "", mEncapsulationMetadataTypes));
125
126 if (mDeviceTypeAddr.mAddress.size() != 0) {
127 dst->append(base::StringPrintf(
128 "%*s- address: %-32s\n", spaces, "", mDeviceTypeAddr.getAddress()));
129 }
130 AudioPort::dump(dst, spaces, verbose);
131 }
132
toString() const133 std::string DeviceDescriptorBase::toString() const
134 {
135 std::stringstream sstream;
136 sstream << "type:0x" << std::hex << type() << ",@:" << mDeviceTypeAddr.mAddress;
137 return sstream.str();
138 }
139
log() const140 void DeviceDescriptorBase::log() const
141 {
142 ALOGI("Device id:%d type:0x%08X:%s, addr:%s", mId, mDeviceTypeAddr.mType,
143 ::android::toString(mDeviceTypeAddr.mType).c_str(),
144 mDeviceTypeAddr.getAddress());
145
146 AudioPort::log(" ");
147 }
148
equals(const sp<DeviceDescriptorBase> & other) const149 bool DeviceDescriptorBase::equals(const sp<DeviceDescriptorBase> &other) const
150 {
151 return other != nullptr &&
152 static_cast<const AudioPort*>(this)->equals(other) &&
153 static_cast<const AudioPortConfig*>(this)->equals(other) &&
154 mDeviceTypeAddr.equals(other->mDeviceTypeAddr);
155 }
156
writeToParcel(Parcel * parcel) const157 status_t DeviceDescriptorBase::writeToParcel(Parcel *parcel) const
158 {
159 status_t status = NO_ERROR;
160 if ((status = AudioPort::writeToParcel(parcel)) != NO_ERROR) return status;
161 if ((status = AudioPortConfig::writeToParcel(parcel)) != NO_ERROR) return status;
162 if ((status = parcel->writeParcelable(mDeviceTypeAddr)) != NO_ERROR) return status;
163 if ((status = parcel->writeUint32(mEncapsulationModes)) != NO_ERROR) return status;
164 if ((status = parcel->writeUint32(mEncapsulationMetadataTypes)) != NO_ERROR) return status;
165 return status;
166 }
167
readFromParcel(const Parcel * parcel)168 status_t DeviceDescriptorBase::readFromParcel(const Parcel *parcel)
169 {
170 status_t status = NO_ERROR;
171 if ((status = AudioPort::readFromParcel(parcel)) != NO_ERROR) return status;
172 if ((status = AudioPortConfig::readFromParcel(parcel)) != NO_ERROR) return status;
173 if ((status = parcel->readParcelable(&mDeviceTypeAddr)) != NO_ERROR) return status;
174 if ((status = parcel->readUint32(&mEncapsulationModes)) != NO_ERROR) return status;
175 if ((status = parcel->readUint32(&mEncapsulationMetadataTypes)) != NO_ERROR) return status;
176 return status;
177 }
178
toString(const DeviceDescriptorBaseVector & devices)179 std::string toString(const DeviceDescriptorBaseVector& devices)
180 {
181 std::string ret;
182 for (const auto& device : devices) {
183 if (device != *devices.begin()) {
184 ret += ";";
185 }
186 ret += device->toString();
187 }
188 return ret;
189 }
190
deviceTypeAddrsFromDescriptors(const DeviceDescriptorBaseVector & devices)191 AudioDeviceTypeAddrVector deviceTypeAddrsFromDescriptors(const DeviceDescriptorBaseVector& devices)
192 {
193 AudioDeviceTypeAddrVector deviceTypeAddrs;
194 for (const auto& device : devices) {
195 deviceTypeAddrs.push_back(device->getDeviceTypeAddr());
196 }
197 return deviceTypeAddrs;
198 }
199
200 } // namespace android
201