DataSourceBase.cpp revision 05f625c46b992ab66b8d1527a366fe2746b4e3c7
120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber/* 220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Copyright (C) 2009 The Android Open Source Project 320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * you may not use this file except in compliance with the License. 620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * You may obtain a copy of the License at 720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 1020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Unless required by applicable law or agreed to in writing, software 1120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 1220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * See the License for the specific language governing permissions and 1420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * limitations under the License. 1520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber */ 1620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 1766326a5ee0869f1ee4d136a477e6effba428b3cbAndreas Huber#include "include/AMRExtractor.h" 186c83e3be2921009ff7dcfced2a3eda7811b8b041Narayan Kamath 196c83e3be2921009ff7dcfced2a3eda7811b8b041Narayan Kamath#if CHROMIUM_AVAILABLE 20bea455c8e4a230cc5aedc9df33e1ba97c64cec5fColin Cross#include "include/chromium_http_stub.h" 216c83e3be2921009ff7dcfced2a3eda7811b8b041Narayan Kamath#endif 226c83e3be2921009ff7dcfced2a3eda7811b8b041Narayan Kamath 2356997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen#include "include/AACExtractor.h" 2456997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen#include "include/DRMExtractor.h" 2556997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen#include "include/FLACExtractor.h" 2656997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen#include "include/FragmentedMP4Extractor.h" 2756997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen#include "include/HTTPBase.h" 2866326a5ee0869f1ee4d136a477e6effba428b3cbAndreas Huber#include "include/MP3Extractor.h" 292944eca607304a095ea43ba2b8f0b9de61249f9fAndreas Huber#include "include/MPEG2PSExtractor.h" 30cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include "include/MPEG2TSExtractor.h" 3156997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen#include "include/MPEG4Extractor.h" 320a5baa9b411fe086013d2a5e9126ed63fbad046cAndreas Huber#include "include/NuCachedSource2.h" 3356997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen#include "include/OggExtractor.h" 3456997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen#include "include/WAVExtractor.h" 359d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong#include "include/WVMExtractor.h" 3666326a5ee0869f1ee4d136a477e6effba428b3cbAndreas Huber 37093437c388e5dff6903a3d43f2ca9f8a1ba4744aAndreas Huber#include "matroska/MatroskaExtractor.h" 38093437c388e5dff6903a3d43f2ca9f8a1ba4744aAndreas Huber 395a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber#include <media/stagefright/foundation/AMessage.h> 4020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <media/stagefright/DataSource.h> 41fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber#include <media/stagefright/FileSource.h> 4220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <media/stagefright/MediaErrors.h> 4320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <utils/String8.h> 4420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 45a89082944308805b0def7de87c67e370e74b8789Gloria Wang#include <cutils/properties.h> 46a89082944308805b0def7de87c67e370e74b8789Gloria Wang 4720111aa043c5f404472bc63b90bc5aad906b1101Andreas Hubernamespace android { 4820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 49c7fc37a3dab9bd1f96713649f351b5990e6316ffJames Dongbool DataSource::getUInt16(off64_t offset, uint16_t *x) { 50693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber *x = 0; 51693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber 52693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber uint8_t byte[2]; 5334769bc913e9f6bb138e666d94a9d685bf3da217Andreas Huber if (readAt(offset, byte, 2) != 2) { 54693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber return false; 55693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber } 56693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber 57693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber *x = (byte[0] << 8) | byte[1]; 58693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber 59693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber return true; 60693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber} 61693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber 6205f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissenbool DataSource::getUInt32(off64_t offset, uint32_t *x) { 6305f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen *x = 0; 6405f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen 6505f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen uint32_t tmp; 6605f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen if (readAt(offset, &tmp, 4) != 4) { 6705f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen return false; 6805f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen } 6905f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen 7005f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen *x = ntohl(tmp); 7105f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen 7205f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen return true; 7305f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen} 7405f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen 7505f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissenbool DataSource::getUInt64(off64_t offset, uint64_t *x) { 7605f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen *x = 0; 7705f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen 7805f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen uint64_t tmp; 7905f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen if (readAt(offset, &tmp, 8) != 8) { 8005f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen return false; 8105f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen } 8205f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen 8305f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen *x = ntoh64(tmp); 8405f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen 8505f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen return true; 8605f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen} 8705f625c46b992ab66b8d1527a366fe2746b4e3c7Marco Nelissen 88c7fc37a3dab9bd1f96713649f351b5990e6316ffJames Dongstatus_t DataSource::getSize(off64_t *size) { 8920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber *size = 0; 9020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber return ERROR_UNSUPPORTED; 9220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} 9320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber//////////////////////////////////////////////////////////////////////////////// 9520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9620111aa043c5f404472bc63b90bc5aad906b1101Andreas HuberMutex DataSource::gSnifferMutex; 9720111aa043c5f404472bc63b90bc5aad906b1101Andreas HuberList<DataSource::SnifferFunc> DataSource::gSniffers; 9820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 995a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huberbool DataSource::sniff( 1005a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber String8 *mimeType, float *confidence, sp<AMessage> *meta) { 10120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber *mimeType = ""; 10220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber *confidence = 0.0f; 1035a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber meta->clear(); 10420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 10520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber Mutex::Autolock autoLock(gSnifferMutex); 10620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber for (List<SnifferFunc>::iterator it = gSniffers.begin(); 10720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber it != gSniffers.end(); ++it) { 10820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber String8 newMimeType; 10920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber float newConfidence; 1105a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber sp<AMessage> newMeta; 1115a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber if ((*it)(this, &newMimeType, &newConfidence, &newMeta)) { 11220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber if (newConfidence > *confidence) { 11320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber *mimeType = newMimeType; 11420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber *confidence = newConfidence; 1155a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber *meta = newMeta; 11620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber } 11720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber } 11820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber } 11920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 12020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber return *confidence > 0.0; 12120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} 12220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 12320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber// static 12420111aa043c5f404472bc63b90bc5aad906b1101Andreas Hubervoid DataSource::RegisterSniffer(SnifferFunc func) { 12520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber Mutex::Autolock autoLock(gSnifferMutex); 12620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 12720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber for (List<SnifferFunc>::iterator it = gSniffers.begin(); 12820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber it != gSniffers.end(); ++it) { 12920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber if (*it == func) { 13020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber return; 13120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber } 13220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber } 13320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 13420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber gSniffers.push_back(func); 13520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} 13620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 13720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber// static 13820111aa043c5f404472bc63b90bc5aad906b1101Andreas Hubervoid DataSource::RegisterDefaultSniffers() { 13920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber RegisterSniffer(SniffMPEG4); 14056997121c5031598fbbba7b7c53980b7fd529c2dMarco Nelissen RegisterSniffer(SniffFragmentedMP4); 141093437c388e5dff6903a3d43f2ca9f8a1ba4744aAndreas Huber RegisterSniffer(SniffMatroska); 1425a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber RegisterSniffer(SniffOgg); 1435a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber RegisterSniffer(SniffWAV); 144856990b491d84b7ed4fefe337485c8997ba9dd02Glenn Kasten RegisterSniffer(SniffFLAC); 1455a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber RegisterSniffer(SniffAMR); 146cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber RegisterSniffer(SniffMPEG2TS); 1475a1c3529e4fa2f8a11054181294e0ce79fff8dd3Andreas Huber RegisterSniffer(SniffMP3); 14850c44c79d2d7dd6cd1485d9d939f67f80b8da1caGloria Wang RegisterSniffer(SniffAAC); 1492944eca607304a095ea43ba2b8f0b9de61249f9fAndreas Huber RegisterSniffer(SniffMPEG2PS); 1509d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong RegisterSniffer(SniffWVM); 151a89082944308805b0def7de87c67e370e74b8789Gloria Wang 152a89082944308805b0def7de87c67e370e74b8789Gloria Wang char value[PROPERTY_VALUE_MAX]; 153a89082944308805b0def7de87c67e370e74b8789Gloria Wang if (property_get("drm.service.enabled", value, NULL) 154a89082944308805b0def7de87c67e370e74b8789Gloria Wang && (!strcmp(value, "1") || !strcasecmp(value, "true"))) { 155a89082944308805b0def7de87c67e370e74b8789Gloria Wang RegisterSniffer(SniffDRM); 156a89082944308805b0def7de87c67e370e74b8789Gloria Wang } 15720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} 15820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 159fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber// static 1605561ccf4a8db88a2e44eac1b3ed13b4ff53a7f20Andreas Hubersp<DataSource> DataSource::CreateFromURI( 1615561ccf4a8db88a2e44eac1b3ed13b4ff53a7f20Andreas Huber const char *uri, const KeyedVector<String8, String8> *headers) { 1621608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber bool isWidevine = !strncasecmp("widevine://", uri, 11); 1631608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber 164fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber sp<DataSource> source; 165fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (!strncasecmp("file://", uri, 7)) { 166fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber source = new FileSource(uri + 7); 1678cb0c4168bf4b678e4a6edfcf409247016be20d5Andreas Huber } else if (!strncasecmp("http://", uri, 7) 1681608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber || !strncasecmp("https://", uri, 8) 1691608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber || isWidevine) { 1701156dc913a5ba7b2bc86489468d4914430f03d14Andreas Huber sp<HTTPBase> httpSource = HTTPBase::Create(); 1711608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber 1721608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber String8 tmp; 1731608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber if (isWidevine) { 1741608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber tmp = String8("http://"); 1751608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber tmp.append(uri + 11); 1761608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber 1771608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber uri = tmp.string(); 1781608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber } 1791608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber 18079f77ef3b0a37660ba8c5bcb2dfbfda3860f2135Andreas Huber if (httpSource->connect(uri, headers) != OK) { 181e94bd14078d327ef2f800e69907efce641a13272Andreas Huber return NULL; 182e94bd14078d327ef2f800e69907efce641a13272Andreas Huber } 183918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 1841608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber if (!isWidevine) { 1851608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber String8 cacheConfig; 1861608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber bool disconnectAtHighwatermark; 1871608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber if (headers != NULL) { 1881608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber KeyedVector<String8, String8> copy = *headers; 1891608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber NuCachedSource2::RemoveCacheSpecificHeaders( 1901608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber ©, &cacheConfig, &disconnectAtHighwatermark); 1911608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber } 192918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 1931608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber source = new NuCachedSource2( 1941608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber httpSource, 1951608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber cacheConfig.isEmpty() ? NULL : cacheConfig.string()); 1961608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber } else { 1971608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber // We do not want that prefetching, caching, datasource wrapper 1981608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber // in the widevine:// case. 1991608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber source = httpSource; 2001608735ef488ecd8c3c012a3b0d4b1d4ef3d93c7Andreas Huber } 201918c7652b9a38c02e26c0c46541cea82070c0e43Andreas Huber 2026c83e3be2921009ff7dcfced2a3eda7811b8b041Narayan Kamath# if CHROMIUM_AVAILABLE 2036c83e3be2921009ff7dcfced2a3eda7811b8b041Narayan Kamath } else if (!strncasecmp("data:", uri, 5)) { 204bea455c8e4a230cc5aedc9df33e1ba97c64cec5fColin Cross source = createDataUriSource(uri); 2056c83e3be2921009ff7dcfced2a3eda7811b8b041Narayan Kamath#endif 206fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } else { 207fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber // Assume it's a filename. 208fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber source = new FileSource(uri); 209fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 210fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 211fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (source == NULL || source->initCheck() != OK) { 212fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber return NULL; 213fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 214fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 215fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber return source; 216fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber} 217fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 2186511c9755c3a3360ba869772600c7aae048a7ffcAndreas HuberString8 DataSource::getMIMEType() const { 2196511c9755c3a3360ba869772600c7aae048a7ffcAndreas Huber return String8("application/octet-stream"); 2206511c9755c3a3360ba869772600c7aae048a7ffcAndreas Huber} 2216511c9755c3a3360ba869772600c7aae048a7ffcAndreas Huber 22220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} // namespace android 223