1/*
2 * Copyright (C) 2015 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 "APM::AudioPolicyEngine/Stream"
18
19#include "Stream.h"
20#include <system/audio.h>
21
22using std::string;
23
24namespace android
25{
26namespace audio_policy
27{
28
29status_t Element<audio_stream_type_t>::setIdentifier(audio_stream_type_t identifier)
30{
31    if (identifier > AUDIO_STREAM_CNT) {
32        return BAD_VALUE;
33    }
34    mIdentifier = identifier;
35    ALOGD("%s: Stream %s identifier 0x%X", __FUNCTION__, getName().c_str(), identifier);
36    return NO_ERROR;
37}
38
39/**
40* Set the strategy to follow for this stream.
41* It checks if the strategy is valid.
42*
43* @param[in] strategy to be followed.
44*
45* @return NO_ERROR if the strategy is set correctly, error code otherwise.
46*/
47template <>
48status_t Element<audio_stream_type_t>::set<routing_strategy>(routing_strategy strategy)
49{
50    if (strategy >= NUM_STRATEGIES) {
51        return BAD_VALUE;
52    }
53    mApplicableStrategy = strategy;
54    ALOGD("%s: 0x%X for Stream %s", __FUNCTION__, strategy, getName().c_str());
55    return NO_ERROR;
56}
57
58template <>
59routing_strategy Element<audio_stream_type_t>::get<routing_strategy>() const
60{
61    ALOGV("%s: 0x%X for Stream %s", __FUNCTION__, mApplicableStrategy, getName().c_str());
62    return mApplicableStrategy;
63}
64
65template <>
66status_t Element<audio_stream_type_t>::set<audio_stream_type_t>(audio_stream_type_t volumeProfile)
67{
68    if (volumeProfile >= AUDIO_STREAM_CNT) {
69        return BAD_VALUE;
70    }
71    mVolumeProfile = volumeProfile;
72    ALOGD("%s: 0x%X for Stream %s", __FUNCTION__, mVolumeProfile, getName().c_str());
73    return NO_ERROR;
74}
75
76template <>
77audio_stream_type_t Element<audio_stream_type_t>::get<audio_stream_type_t>() const
78{
79    ALOGV("%s: 0x%X for Stream %s", __FUNCTION__, mVolumeProfile, getName().c_str());
80    return mVolumeProfile;
81}
82
83} // namespace audio_policy
84} // namespace android
85
86