1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-28 20:53:54 +02:00
FFmpeg/libavcodec/jni.h
Matthieu Bouron f17e18d292 avcodec: add av_jni_{get,set}_android_app_ctx() helpers
This will allow users to pass the Android ApplicationContext which is mandatory
to retrieve the ContentResolver responsible to resolve/open Android content URIS.
2024-03-23 11:34:34 +01:00

68 lines
2.2 KiB
C

/*
* JNI public API functions
*
* Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_JNI_H
#define AVCODEC_JNI_H
/*
* Manually set a Java virtual machine which will be used to retrieve the JNI
* environment. Once a Java VM is set it cannot be changed afterwards, meaning
* you can call multiple times av_jni_set_java_vm with the same Java VM pointer
* however it will error out if you try to set a different Java VM.
*
* @param vm Java virtual machine
* @param log_ctx context used for logging, can be NULL
* @return 0 on success, < 0 otherwise
*/
int av_jni_set_java_vm(void *vm, void *log_ctx);
/*
* Get the Java virtual machine which has been set with av_jni_set_java_vm.
*
* @param vm Java virtual machine
* @return a pointer to the Java virtual machine
*/
void *av_jni_get_java_vm(void *log_ctx);
/*
* Set the Android application context which will be used to retrieve the Android
* content resolver to handle content uris.
*
* This function is only available on Android.
*
* @param app_ctx global JNI reference to the Android application context
* @return 0 on success, < 0 otherwise
*/
int av_jni_set_android_app_ctx(void *app_ctx, void *log_ctx);
/*
* Get the Android application context that has been set with
* av_jni_set_android_app_ctx.
*
* This function is only available on Android.
*
* @return a pointer the the Android application context
*/
void *av_jni_get_android_app_ctx(void);
#endif /* AVCODEC_JNI_H */