fffjni.h (2263B)
1 /* 2 * JNI public API functions 3 * 4 * Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com> 5 * 6 * This file is part of FFmpeg. 7 * 8 * FFmpeg is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Lesser General Public 10 * License as published by the Free Software Foundation; either 11 * version 2.1 of the License, or (at your option) any later version. 12 * 13 * FFmpeg is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Lesser General Public License for more details. 17 * 18 * You should have received a copy of the GNU Lesser General Public 19 * License along with FFmpeg; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 21 */ 22 23 #ifndef AVCODEC_JNI_H 24 #define AVCODEC_JNI_H 25 26 /* 27 * Manually set a Java virtual machine which will be used to retrieve the JNI 28 * environment. Once a Java VM is set it cannot be changed afterwards, meaning 29 * you can call multiple times av_jni_set_java_vm with the same Java VM pointer 30 * however it will error out if you try to set a different Java VM. 31 * 32 * @param vm Java virtual machine 33 * @param log_ctx context used for logging, can be NULL 34 * @return 0 on success, < 0 otherwise 35 */ 36 int av_jni_set_java_vm(void *vm, void *log_ctx); 37 38 /* 39 * Get the Java virtual machine which has been set with av_jni_set_java_vm. 40 * 41 * @param vm Java virtual machine 42 * @return a pointer to the Java virtual machine 43 */ 44 void *av_jni_get_java_vm(void *log_ctx); 45 46 /* 47 * Set the Android application context which will be used to retrieve the Android 48 * content resolver to handle content uris. 49 * 50 * This function is only available on Android. 51 * 52 * @param app_ctx global JNI reference to the Android application context 53 * @return 0 on success, < 0 otherwise 54 */ 55 int av_jni_set_android_app_ctx(void *app_ctx, void *log_ctx); 56 57 /* 58 * Get the Android application context that has been set with 59 * av_jni_set_android_app_ctx. 60 * 61 * This function is only available on Android. 62 * 63 * @return a pointer the the Android application context 64 */ 65 void *av_jni_get_android_app_ctx(void); 66 67 #endif /* AVCODEC_JNI_H */