1 /*
2 * Copyright 2016 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 #include <stdint.h>
18
19 #include <sys/mman.h>
20 #include <aaudio/AAudio.h>
21
22 #include <binder/Parcel.h>
23 #include <binder/Parcelable.h>
24
25 #include "binding/AAudioStreamConfiguration.h"
26
27 using android::NO_ERROR;
28 using android::status_t;
29 using android::Parcel;
30 using android::Parcelable;
31
32 using namespace aaudio;
33
AAudioStreamConfiguration()34 AAudioStreamConfiguration::AAudioStreamConfiguration() {}
~AAudioStreamConfiguration()35 AAudioStreamConfiguration::~AAudioStreamConfiguration() {}
36
writeToParcel(Parcel * parcel) const37 status_t AAudioStreamConfiguration::writeToParcel(Parcel* parcel) const {
38 status_t status;
39 status = parcel->writeInt32(mDeviceId);
40 if (status != NO_ERROR) goto error;
41 status = parcel->writeInt32(mSampleRate);
42 if (status != NO_ERROR) goto error;
43 status = parcel->writeInt32(mSamplesPerFrame);
44 if (status != NO_ERROR) goto error;
45 status = parcel->writeInt32((int32_t) mSharingMode);
46 if (status != NO_ERROR) goto error;
47 status = parcel->writeInt32((int32_t) mAudioFormat);
48 if (status != NO_ERROR) goto error;
49 status = parcel->writeInt32(mBufferCapacity);
50 if (status != NO_ERROR) goto error;
51 return NO_ERROR;
52 error:
53 ALOGE("AAudioStreamConfiguration.writeToParcel(): write failed = %d", status);
54 return status;
55 }
56
readFromParcel(const Parcel * parcel)57 status_t AAudioStreamConfiguration::readFromParcel(const Parcel* parcel) {
58 status_t status = parcel->readInt32(&mDeviceId);
59 if (status != NO_ERROR) goto error;
60 status = parcel->readInt32(&mSampleRate);
61 if (status != NO_ERROR) goto error;
62 status = parcel->readInt32(&mSamplesPerFrame);
63 if (status != NO_ERROR) goto error;
64 status = parcel->readInt32(&mSharingMode);
65 if (status != NO_ERROR) goto error;
66 status = parcel->readInt32(&mAudioFormat);
67 if (status != NO_ERROR) goto error;
68 status = parcel->readInt32(&mBufferCapacity);
69 if (status != NO_ERROR) goto error;
70 return NO_ERROR;
71 error:
72 ALOGE("AAudioStreamConfiguration.readFromParcel(): read failed = %d", status);
73 return status;
74 }
75
validate() const76 aaudio_result_t AAudioStreamConfiguration::validate() const {
77 // Validate results of the open.
78 if (mSampleRate < 0 || mSampleRate >= 8 * 48000) { // TODO review limits
79 ALOGE("AAudioStreamConfiguration.validate(): invalid sampleRate = %d", mSampleRate);
80 return AAUDIO_ERROR_INTERNAL;
81 }
82
83 if (mSamplesPerFrame < 1 || mSamplesPerFrame >= 32) { // TODO review limits
84 ALOGE("AAudioStreamConfiguration.validate() invalid samplesPerFrame = %d", mSamplesPerFrame);
85 return AAUDIO_ERROR_INTERNAL;
86 }
87
88 switch (mAudioFormat) {
89 case AAUDIO_FORMAT_PCM_I16:
90 case AAUDIO_FORMAT_PCM_FLOAT:
91 break;
92 default:
93 ALOGE("AAudioStreamConfiguration.validate() invalid audioFormat = %d", mAudioFormat);
94 return AAUDIO_ERROR_INTERNAL;
95 }
96
97 if (mBufferCapacity < 0) {
98 ALOGE("AAudioStreamConfiguration.validate() invalid mBufferCapacity = %d", mBufferCapacity);
99 return AAUDIO_ERROR_INTERNAL;
100 }
101 return AAUDIO_OK;
102 }
103
dump() const104 void AAudioStreamConfiguration::dump() const {
105 ALOGD("AAudioStreamConfiguration mDeviceId = %d", mDeviceId);
106 ALOGD("AAudioStreamConfiguration mSampleRate = %d", mSampleRate);
107 ALOGD("AAudioStreamConfiguration mSamplesPerFrame = %d", mSamplesPerFrame);
108 ALOGD("AAudioStreamConfiguration mSharingMode = %d", (int)mSharingMode);
109 ALOGD("AAudioStreamConfiguration mAudioFormat = %d", (int)mAudioFormat);
110 ALOGD("AAudioStreamConfiguration mBufferCapacity = %d", mBufferCapacity);
111 }
112