blob: bb6a08cc1feeaec1ce768ce46bc86f17efebc2b0 [file] [log] [blame]
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//#define LOG_NDEBUG 0
#define LOG_TAG "DataSource"
#include <datasource/DataSourceFactory.h>
#include <datasource/DataURISource.h>
#include <datasource/HTTPBase.h>
#include <datasource/FileSource.h>
#include <datasource/MediaHTTP.h>
#include <datasource/NuCachedSource2.h>
#include <media/MediaHTTPConnection.h>
#include <media/MediaHTTPService.h>
#include <utils/String8.h>
namespace android {
// static
sp<DataSourceFactory> DataSourceFactory::sInstance;
// static
Mutex DataSourceFactory::sInstanceLock;
// static
sp<DataSourceFactory> DataSourceFactory::getInstance() {
Mutex::Autolock l(sInstanceLock);
if (!sInstance) {
sInstance = new DataSourceFactory();
}
return sInstance;
}
sp<DataSource> DataSourceFactory::CreateFromURI(
const sp<MediaHTTPService> &httpService,
const char *uri,
const KeyedVector<String8, String8> *headers,
String8 *contentType,
HTTPBase *httpSource) {
if (contentType != NULL) {
*contentType = "";
}
sp<DataSource> source;
if (!strncasecmp("file://", uri, 7)) {
source = CreateFileSource(uri + 7);
} else if (!strncasecmp("http://", uri, 7) || !strncasecmp("https://", uri, 8)) {
if (httpService == NULL) {
ALOGE("Invalid http service!");
return NULL;
}
sp<HTTPBase> mediaHTTP = httpSource;
if (mediaHTTP == NULL) {
mediaHTTP = static_cast<HTTPBase *>(CreateMediaHTTP(httpService).get());
}
String8 cacheConfig;
bool disconnectAtHighwatermark = false;
KeyedVector<String8, String8> nonCacheSpecificHeaders;
if (headers != NULL) {
nonCacheSpecificHeaders = *headers;
NuCachedSource2::RemoveCacheSpecificHeaders(
&nonCacheSpecificHeaders,
&cacheConfig,
&disconnectAtHighwatermark);
}
if (mediaHTTP->connect(uri, &nonCacheSpecificHeaders) != OK) {
ALOGE("Failed to connect http source!");
return NULL;
}
if (contentType != NULL) {
*contentType = mediaHTTP->getMIMEType();
}
source = NuCachedSource2::Create(
mediaHTTP,
cacheConfig.isEmpty() ? NULL : cacheConfig.string(),
disconnectAtHighwatermark);
} else if (!strncasecmp("data:", uri, 5)) {
source = DataURISource::Create(uri);
} else {
// Assume it's a filename.
source = CreateFileSource(uri);
}
if (source == NULL || source->initCheck() != OK) {
return NULL;
}
return source;
}
sp<DataSource> DataSourceFactory::CreateFromFd(int fd, int64_t offset, int64_t length) {
sp<FileSource> source = new FileSource(fd, offset, length);
return source->initCheck() != OK ? nullptr : source;
}
sp<DataSource> DataSourceFactory::CreateMediaHTTP(const sp<MediaHTTPService> &httpService) {
if (httpService == NULL) {
return NULL;
}
sp<MediaHTTPConnection> conn = httpService->makeHTTPConnection();
if (conn == NULL) {
ALOGE("Failed to make http connection from http service!");
return NULL;
} else {
return new MediaHTTP(conn);
}
}
sp<DataSource> DataSourceFactory::CreateFileSource(const char *uri) {
return new FileSource(uri);
}
} // namespace android