1 /*
2  * Copyright (C) 2018 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 
18 #pragma once
19 
20 #include <system/audio.h>
21 #include <system/audio_policy.h>
22 #include <binder/Parcelable.h>
23 
24 namespace android {
25 
26 enum product_strategy_t : uint32_t;
27 const product_strategy_t PRODUCT_STRATEGY_NONE = static_cast<product_strategy_t>(-1);
28 
29 using AttributesVector = std::vector<audio_attributes_t>;
30 using StreamTypeVector = std::vector<audio_stream_type_t>;
31 
32 using TrackSecondaryOutputsMap = std::map<audio_port_handle_t, std::vector<audio_io_handle_t>>;
33 
34 constexpr bool operator==(const audio_attributes_t &lhs, const audio_attributes_t &rhs)
35 {
36     return lhs.usage == rhs.usage && lhs.content_type == rhs.content_type &&
37             lhs.flags == rhs.flags && (std::strcmp(lhs.tags, rhs.tags) == 0);
38 }
39 constexpr bool operator!=(const audio_attributes_t &lhs, const audio_attributes_t &rhs)
40 {
41     return !(lhs==rhs);
42 }
43 
44 constexpr bool operator==(const audio_offload_info_t &lhs, const audio_offload_info_t &rhs)
45 {
46     return lhs.version == rhs.version && lhs.size == rhs.size &&
47            lhs.sample_rate == rhs.sample_rate && lhs.channel_mask == rhs.channel_mask &&
48            lhs.format == rhs.format && lhs.stream_type == rhs.stream_type &&
49            lhs.bit_rate == rhs.bit_rate && lhs.duration_us == rhs.duration_us &&
50            lhs.has_video == rhs.has_video && lhs.is_streaming == rhs.is_streaming &&
51            lhs.bit_width == rhs.bit_width && lhs.offload_buffer_size == rhs.offload_buffer_size &&
52            lhs.usage == rhs.usage && lhs.encapsulation_mode == rhs.encapsulation_mode &&
53            lhs.content_id == rhs.content_id && lhs.sync_id == rhs.sync_id;
54 }
55 constexpr bool operator!=(const audio_offload_info_t &lhs, const audio_offload_info_t &rhs)
56 {
57     return !(lhs==rhs);
58 }
59 
60 constexpr bool operator==(const audio_config_t &lhs, const audio_config_t &rhs)
61 {
62     return lhs.sample_rate == rhs.sample_rate && lhs.channel_mask == rhs.channel_mask &&
63            lhs.format == rhs.format && lhs.offload_info == rhs.offload_info;
64 }
65 constexpr bool operator!=(const audio_config_t &lhs, const audio_config_t &rhs)
66 {
67     return !(lhs==rhs);
68 }
69 
70 constexpr bool operator==(const audio_config_base_t &lhs, const audio_config_base_t &rhs)
71 {
72     return lhs.sample_rate == rhs.sample_rate && lhs.channel_mask == rhs.channel_mask &&
73            lhs.format == rhs.format;
74 }
75 constexpr bool operator!=(const audio_config_base_t &lhs, const audio_config_base_t &rhs)
76 {
77     return !(lhs==rhs);
78 }
79 
80 enum volume_group_t : uint32_t;
81 static const volume_group_t VOLUME_GROUP_NONE = static_cast<volume_group_t>(-1);
82 
83 } // namespace android
84 
85