1 /*
2 * Copyright 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 //#define LOG_NDEBUG 0
18 #define LOG_TAG "NdkMediaDataSourceCallbacks"
19
20 #include "NdkMediaDataSourceCallbacksPriv.h"
21 #include <media/DataSource.h>
22 #include <media/NdkMediaErrorPriv.h>
23
24 namespace android {
25
DataSource_getSize(void * userdata)26 ssize_t DataSource_getSize(void *userdata) {
27 DataSource *source = static_cast<DataSource *>(userdata);
28 off64_t size = -1;
29 source->getSize(&size);
30 return size;
31 }
32
DataSource_readAt(void * userdata,off64_t offset,void * buf,size_t size)33 ssize_t DataSource_readAt(void *userdata, off64_t offset, void * buf, size_t size) {
34 DataSource *source = static_cast<DataSource *>(userdata);
35 return source->readAt(offset, buf, size);
36 }
37
DataSource_close(void * userdata)38 void DataSource_close(void *userdata) {
39 DataSource *source = static_cast<DataSource *>(userdata);
40 source->close();
41 }
42
DataSource_getAvailableSize(void * userdata,off64_t offset)43 ssize_t DataSource_getAvailableSize(void *userdata, off64_t offset) {
44 off64_t size = -1;
45 DataSource *source = static_cast<DataSource *>(userdata);
46 source->getAvailableSize(offset, &size);
47 return size;
48 }
49
50 } // namespace android
51