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106 lines
3.1 KiB
106 lines
3.1 KiB
/**
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <dlfcn.h>
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#include <sys/types.h>
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#include <media/DataSource.h>
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#include <datasource/FileSource.h>
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#include <media/stagefright/MediaExtractor.h>
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#include <android/IMediaExtractor.h>
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#include <media/stagefright/DataSourceBase.h>
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#include <media/stagefright/MetaData.h>
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#include "../includes/common.h"
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#define LIBNAME "/system/lib64/extractors/libmp4extractor.so"
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#define LIBNAME_APEX "/apex/com.android.media/lib64/extractors/libmp4extractor.so"
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void * operator new(size_t size) {
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if (size > 64 * 1024 * 1024) {
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exit (EXIT_VULNERABLE);
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}
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return malloc(size);
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}
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using namespace android;
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int main(int argc, char **argv) {
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(void) argc;
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(void) argv;
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#if _64_BIT
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GetExtractorDef getDef = nullptr;
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if (argc < 2) {
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return EXIT_FAILURE;
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}
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void *libHandle = dlopen(LIBNAME, RTLD_NOW | RTLD_LOCAL);
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if (!libHandle) {
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libHandle = dlopen(LIBNAME_APEX, RTLD_NOW | RTLD_LOCAL);
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if (!libHandle) {
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return EXIT_FAILURE;
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}
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}
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getDef = (GetExtractorDef)dlsym(libHandle, "GETEXTRACTORDEF");
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if (!getDef) {
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dlclose(libHandle);
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return EXIT_FAILURE;
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}
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sp < DataSource > dataSource = new FileSource(argv[1]);
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if (dataSource == nullptr) {
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dlclose(libHandle);
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return EXIT_FAILURE;
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}
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void *meta = nullptr;
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void* creator = nullptr;
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FreeMetaFunc freeMeta = nullptr;
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float confidence;
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if (getDef().def_version == EXTRACTORDEF_VERSION_NDK_V1) {
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creator = (void*) getDef().u.v2.sniff(dataSource->wrap(), &confidence,
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&meta, &freeMeta);
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} else if (getDef().def_version == EXTRACTORDEF_VERSION_NDK_V2) {
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creator = (void*) getDef().u.v3.sniff(dataSource->wrap(), &confidence,
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&meta, &freeMeta);
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}
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if (!creator) {
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dlclose(libHandle);
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return EXIT_FAILURE;
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}
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CMediaExtractor *ret = ((CreatorFunc) creator)(dataSource->wrap(), meta);
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if (ret == nullptr) {
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dlclose(libHandle);
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return EXIT_FAILURE;
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}
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if (meta != nullptr && freeMeta != nullptr) {
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freeMeta(meta);
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}
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MediaExtractorCUnwrapper *mediaExtractorCUnwrapper =
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new MediaExtractorCUnwrapper(ret);
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MediaTrack* source = mediaExtractorCUnwrapper->getTrack(0);
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if (source == nullptr) {
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dlclose(libHandle);
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return EXIT_FAILURE;
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}
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source->start();
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dlclose(libHandle);
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#endif /* _64_BIT */
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return EXIT_SUCCESS;
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}
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