1 /*
2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <stdlib.h>
17 #include <stdio.h>
18 #include "audio_log.h"
19 #include "capturer_source_adapter.h"
20 #include "i_audio_capturer_source_intf.h"
21
22 #ifdef __cplusplus
23 extern "C" {
24 #endif
25
26 const int32_t SUCCESS = 0;
27 const int32_t ERROR = -1;
28
29 const int32_t CLASS_TYPE_A2DP = 1;
30 const int32_t CLASS_TYPE_PRIMARY = 0;
31 const int32_t CLASS_TYPE_FILE = 2;
32 const int32_t CLASS_TYPE_REMOTE = 3;
33
34 const char *g_deviceClassA2Dp = "a2dp";
35 const char *g_deviceClassPrimary = "primary";
36 const char *g_deviceClassFile = "file_io";
37 const char *g_deviceClassRemote = "remote";
38
39 int32_t g_deviceClass = -1;
40
CapturerSourceInitInner(void * wapper,const SourceAttr * attr)41 static int32_t CapturerSourceInitInner(void *wapper, const SourceAttr *attr)
42 {
43 AUDIO_INFO_LOG("%{public}s: CapturerSourceInitInner", __func__);
44 if (attr == NULL) {
45 AUDIO_ERR_LOG("%{public}s: Invalid parameter", __func__);
46 return ERROR;
47 }
48
49 return IAudioCapturerSourceInit(wapper, (IAudioSourceAttr *)attr);
50 }
51
LoadSourceAdapter(const char * device,const char * deviceNetworkId,struct CapturerSourceAdapter ** sourceAdapter)52 int32_t LoadSourceAdapter(const char *device, const char *deviceNetworkId, struct CapturerSourceAdapter **sourceAdapter)
53 {
54 AUDIO_INFO_LOG("%{public}s: %{public}s", __func__, device);
55 if ((device == NULL) || (deviceNetworkId == NULL) || (sourceAdapter == NULL)) {
56 AUDIO_ERR_LOG("%{public}s: Invalid parameter", __func__);
57 return ERROR;
58 }
59
60 struct CapturerSourceAdapter *adapter = (struct CapturerSourceAdapter *)calloc(1, sizeof(*adapter));
61 if (adapter == NULL) {
62 AUDIO_ERR_LOG("%{public}s: alloc sink adapter failed", __func__);
63 return ERROR;
64 }
65
66 if (FillinSourceWapper(device, deviceNetworkId, &adapter->wapper) != SUCCESS) {
67 AUDIO_ERR_LOG("%{public}s: Device not supported", __func__);
68 free(adapter);
69 return ERROR;
70 }
71 adapter->CapturerSourceInit = CapturerSourceInitInner;
72 adapter->CapturerSourceDeInit = IAudioCapturerSourceDeInit;
73 adapter->CapturerSourceStart = IAudioCapturerSourceStart;
74 adapter->CapturerSourceStop = IAudioCapturerSourceStop;
75 adapter->CapturerSourceSetMute = IAudioCapturerSourceSetMute;
76 adapter->CapturerSourceIsMuteRequired = IAudioCapturerSourceIsMuteRequired;
77 adapter->CapturerSourceFrame = IAudioCapturerSourceFrame;
78 adapter->CapturerSourceSetVolume = IAudioCapturerSourceSetVolume;
79 adapter->CapturerSourceGetVolume = IAudioCapturerSourceGetVolume;
80
81 *sourceAdapter = adapter;
82
83 return SUCCESS;
84 }
85
UnLoadSourceAdapter(struct CapturerSourceAdapter * sourceAdapter)86 int32_t UnLoadSourceAdapter(struct CapturerSourceAdapter *sourceAdapter)
87 {
88 if (sourceAdapter == NULL) {
89 AUDIO_ERR_LOG("%{public}s: Invalid parameter", __func__);
90 return ERROR;
91 }
92
93 free(sourceAdapter);
94
95 return SUCCESS;
96 }
97
GetDeviceClass(void)98 const char *GetDeviceClass(void)
99 {
100 if (g_deviceClass == CLASS_TYPE_PRIMARY) {
101 return g_deviceClassPrimary;
102 } else if (g_deviceClass == CLASS_TYPE_FILE) {
103 return g_deviceClassFile;
104 } else {
105 return NULL;
106 }
107 }
108 #ifdef __cplusplus
109 }
110 #endif
111