| Line | Branch | Exec | Source |
|---|---|---|---|
| 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 | #include "config.h" | ||
| 24 | |||
| 25 | #include <stdlib.h> | ||
| 26 | |||
| 27 | #include "libavutil/error.h" | ||
| 28 | #include "jni.h" | ||
| 29 | |||
| 30 | #if CONFIG_JNI | ||
| 31 | #include <jni.h> | ||
| 32 | #include <pthread.h> | ||
| 33 | |||
| 34 | #include "libavutil/log.h" | ||
| 35 | #include "ffjni.h" | ||
| 36 | |||
| 37 | static void *java_vm; | ||
| 38 | static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; | ||
| 39 | |||
| 40 | int av_jni_set_java_vm(void *vm, void *log_ctx) | ||
| 41 | { | ||
| 42 | int ret = 0; | ||
| 43 | |||
| 44 | pthread_mutex_lock(&lock); | ||
| 45 | if (java_vm == NULL) { | ||
| 46 | java_vm = vm; | ||
| 47 | } else if (java_vm != vm) { | ||
| 48 | ret = AVERROR(EINVAL); | ||
| 49 | av_log(log_ctx, AV_LOG_ERROR, "A Java virtual machine has already been set"); | ||
| 50 | } | ||
| 51 | pthread_mutex_unlock(&lock); | ||
| 52 | |||
| 53 | return ret; | ||
| 54 | } | ||
| 55 | |||
| 56 | void *av_jni_get_java_vm(void *log_ctx) | ||
| 57 | { | ||
| 58 | void *vm; | ||
| 59 | |||
| 60 | pthread_mutex_lock(&lock); | ||
| 61 | vm = java_vm; | ||
| 62 | pthread_mutex_unlock(&lock); | ||
| 63 | |||
| 64 | return vm; | ||
| 65 | } | ||
| 66 | |||
| 67 | #else | ||
| 68 | |||
| 69 | ✗ | int av_jni_set_java_vm(void *vm, void *log_ctx) | |
| 70 | { | ||
| 71 | ✗ | return AVERROR(ENOSYS); | |
| 72 | } | ||
| 73 | |||
| 74 | ✗ | void *av_jni_get_java_vm(void *log_ctx) | |
| 75 | { | ||
| 76 | ✗ | return NULL; | |
| 77 | } | ||
| 78 | |||
| 79 | #endif | ||
| 80 |