MediaCodecList.h revision d74110cdef2becd4f7fd2334c34c3ca73f56b355
1afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber/* 2afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * Copyright 2012, The Android Open Source Project 3afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * 4afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 5afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * you may not use this file except in compliance with the License. 6afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * You may obtain a copy of the License at 7afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * 8afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 9afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * 10afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * Unless required by applicable law or agreed to in writing, software 11afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 12afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * See the License for the specific language governing permissions and 14afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber * limitations under the License. 15afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber */ 16afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 17afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#ifndef MEDIA_CODEC_LIST_H_ 18afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 19afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#define MEDIA_CODEC_LIST_H_ 20afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 21afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#include <media/stagefright/foundation/ABase.h> 22afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#include <media/stagefright/foundation/AString.h> 23afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 24afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#include <sys/types.h> 25afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#include <utils/Errors.h> 26afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#include <utils/KeyedVector.h> 27afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#include <utils/Vector.h> 28afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 29afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Hubernamespace android { 30afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 31afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huberstruct MediaCodecList { 32afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber static const MediaCodecList *getInstance(); 33afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 34afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber ssize_t findCodecByType( 35afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber const char *type, bool encoder, size_t startIndex = 0) const; 36afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 37afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber ssize_t findCodecByName(const char *name) const; 38afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 3969829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber size_t countCodecs() const; 40afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber const char *getCodecName(size_t index) const; 4169829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber bool isEncoder(size_t index) const; 42afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber bool codecHasQuirk(size_t index, const char *quirkName) const; 43afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 4469829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber status_t getSupportedTypes(size_t index, Vector<AString> *types) const; 4569829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber 4669829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber struct ProfileLevel { 4769829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber uint32_t mProfile; 4869829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber uint32_t mLevel; 4969829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber }; 5069829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber status_t getCodecCapabilities( 5169829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber size_t index, const char *type, 5269829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber Vector<ProfileLevel> *profileLevels, 532ee14000a38683220fb250d9e7300e1d71ccdaa0Lajos Molnar Vector<uint32_t> *colorFormats, 542ee14000a38683220fb250d9e7300e1d71ccdaa0Lajos Molnar uint32_t *flags) const; 5569829f3bd09ee4e6be49fee8795c5df24c4da70eAndreas Huber 56afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huberprivate: 57afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber enum Section { 58afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber SECTION_TOPLEVEL, 59afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber SECTION_DECODERS, 60afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber SECTION_DECODER, 61afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber SECTION_ENCODERS, 62afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber SECTION_ENCODER, 63d74110cdef2becd4f7fd2334c34c3ca73f56b355Lajos Molnar SECTION_INCLUDE, 64afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber }; 65afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 66afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber struct CodecInfo { 67afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber AString mName; 68afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber bool mIsEncoder; 69afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber uint32_t mTypes; 70afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber uint32_t mQuirks; 71afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber }; 72afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 73afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber static MediaCodecList *sCodecList; 74afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 75afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber status_t mInitCheck; 76afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber Section mCurrentSection; 77d74110cdef2becd4f7fd2334c34c3ca73f56b355Lajos Molnar Vector<Section> mPastSections; 78afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber int32_t mDepth; 79d74110cdef2becd4f7fd2334c34c3ca73f56b355Lajos Molnar AString mHrefBase; 80afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 81afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber Vector<CodecInfo> mCodecInfos; 82afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber KeyedVector<AString, size_t> mCodecQuirks; 83afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber KeyedVector<AString, size_t> mTypes; 84afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 85afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber MediaCodecList(); 86afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber ~MediaCodecList(); 87afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 88afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber status_t initCheck() const; 89d74110cdef2becd4f7fd2334c34c3ca73f56b355Lajos Molnar void parseXMLFile(const char *path); 90d74110cdef2becd4f7fd2334c34c3ca73f56b355Lajos Molnar void parseTopLevelXMLFile(const char *path); 91afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 92afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber static void StartElementHandlerWrapper( 93afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber void *me, const char *name, const char **attrs); 94afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 95afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber static void EndElementHandlerWrapper(void *me, const char *name); 96afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 97afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber void startElementHandler(const char *name, const char **attrs); 98afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber void endElementHandler(const char *name); 99afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 100d74110cdef2becd4f7fd2334c34c3ca73f56b355Lajos Molnar status_t includeXMLFile(const char **attrs); 101afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber status_t addMediaCodecFromAttributes(bool encoder, const char **attrs); 102afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber void addMediaCodec(bool encoder, const char *name, const char *type = NULL); 103afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 104afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber status_t addQuirk(const char **attrs); 105afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber status_t addTypeFromAttributes(const char **attrs); 106afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber void addType(const char *name); 107afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 108afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(MediaCodecList); 109afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber}; 110afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 111afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber} // namespace android 112afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 113afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber#endif // MEDIA_CODEC_LIST_H_ 114afc16d667afa23f5aa00154ccad62f8c45cf5419Andreas Huber 115