M3UParser.h revision 14f7672b5d450ed26a06fd3bb3ce045ea78b11b2
1e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber/* 2e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * Copyright (C) 2010 The Android Open Source Project 3e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * 4e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 5e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * you may not use this file except in compliance with the License. 6e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * You may obtain a copy of the License at 7e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * 8e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 9e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * 10e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * Unless required by applicable law or agreed to in writing, software 11e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 12e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * See the License for the specific language governing permissions and 14e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber * limitations under the License. 15e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber */ 16e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 17e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber#ifndef M3U_PARSER_H_ 18e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 19e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber#define M3U_PARSER_H_ 20e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 21e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber#include <media/stagefright/foundation/ABase.h> 22e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber#include <media/stagefright/foundation/AMessage.h> 23e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber#include <media/stagefright/foundation/AString.h> 24e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber#include <utils/Vector.h> 25e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 26e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Hubernamespace android { 27e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 28e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huberstruct M3UParser : public RefBase { 29e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber M3UParser(const char *baseURI, const void *data, size_t size); 30e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 31e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber status_t initCheck() const; 32e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 33e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber bool isExtM3U() const; 34e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber bool isVariantPlaylist() const; 35bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber bool isComplete() const; 36b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber bool isEvent() const; 37e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 38e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber sp<AMessage> meta(); 39e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 40e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber size_t size(); 41e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber bool itemAt(size_t index, AString *uri, sp<AMessage> *meta = NULL); 42e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 4314f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber void pickRandomMediaItems(); 4414f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber 4514f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber bool getAudioURI(size_t index, AString *uri) const; 4614f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber bool getVideoURI(size_t index, AString *uri) const; 4714f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber bool getSubtitleURI(size_t index, AString *uri) const; 4814f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber 49e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huberprotected: 50e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber virtual ~M3UParser(); 51e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 52e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huberprivate: 5314f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber struct MediaGroup; 5414f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber 55e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber struct Item { 56e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber AString mURI; 57e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber sp<AMessage> mMeta; 58e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber }; 59e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 60e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber status_t mInitCheck; 61e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 62e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber AString mBaseURI; 63e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber bool mIsExtM3U; 64e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber bool mIsVariantPlaylist; 65bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber bool mIsComplete; 66b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber bool mIsEvent; 67e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 68e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber sp<AMessage> mMeta; 69e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber Vector<Item> mItems; 70e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 7114f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber // Media groups keyed by group ID. 7214f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber KeyedVector<AString, sp<MediaGroup> > mMediaGroups; 7314f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber 74e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber status_t parse(const void *data, size_t size); 75e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 76e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber static status_t parseMetaData( 77e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber const AString &line, sp<AMessage> *meta, const char *key); 78e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 799067e30b3ccb3a07e41b61af22c036378053a9a3Andreas Huber static status_t parseMetaDataDuration( 809067e30b3ccb3a07e41b61af22c036378053a9a3Andreas Huber const AString &line, sp<AMessage> *meta, const char *key); 819067e30b3ccb3a07e41b61af22c036378053a9a3Andreas Huber 8214f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber status_t parseStreamInf( 8314f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber const AString &line, sp<AMessage> *meta) const; 842a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 85e332a9181cf6a3155ed1a0fd2afc212ccb1f2753Andreas Huber static status_t parseCipherInfo( 86decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber const AString &line, sp<AMessage> *meta, const AString &baseURI); 87e332a9181cf6a3155ed1a0fd2afc212ccb1f2753Andreas Huber 882aa4cc04154d82f6658fb86f394f13bb488b0468Andreas Huber static status_t parseByteRange( 892aa4cc04154d82f6658fb86f394f13bb488b0468Andreas Huber const AString &line, uint64_t curOffset, 902aa4cc04154d82f6658fb86f394f13bb488b0468Andreas Huber uint64_t *length, uint64_t *offset); 912aa4cc04154d82f6658fb86f394f13bb488b0468Andreas Huber 9214f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber status_t parseMedia(const AString &line); 9314f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber 9414f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber bool getTypeURI(size_t index, const char *key, AString *uri) const; 9514f7672b5d450ed26a06fd3bb3ce045ea78b11b2Andreas Huber 96e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber static status_t ParseInt32(const char *s, int32_t *x); 979067e30b3ccb3a07e41b61af22c036378053a9a3Andreas Huber static status_t ParseDouble(const char *s, double *x); 98e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 99e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(M3UParser); 100e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber}; 101e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 102e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber} // namespace android 103e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber 104e71d10e7ad55ccbcb0756c007caef1c959090384Andreas Huber#endif // M3U_PARSER_H_ 105