JNIEXPORT jint JNICALL
JNI_OnLoad(JavaVM *jvm, void *reserved)
{
JNIEnv *env = NULL;
cached_jvm = jvm;
if (jvm->GetEnv((void **) &env, JNI_VERSION) != JNI_OK)
return JNI_ERR;
if (pthread_key_create(&jni_env_key, jni_detach_thread) != 0)
return JNI_ERR;
#define GET_CLASS(clazz, str, globlal) do { \
(clazz) = env->FindClass((str)); \
if (!(clazz)) { \
E("FindClass(%s) failed", (str)); \
return -1; \
} \
if (globlal) { \
(clazz) = (jclass) env->NewGlobalRef((clazz)); \
if (!(clazz)) { \
E("NewGlobalRef(%s) failed", (str)); \
return -1; \
} \
} \
} while (0)
#define GET_ID(get, id, clazz, str, args) do { \
(id) = env->get((clazz), (str), (args)); \
if (!(id)) { \
E(#get"(%s) failed", (str)); \
return -1; \
} \
} while (0)
GET_CLASS(gfq.clazz,
"com/dxyh/libfqrtmp/LibFQRtmp", 1);
GET_CLASS(gfq.IllegalArgumentException.clazz,
"java/lang/IllegalArgumentException", 1);
GET_CLASS(gfq.String.clazz,
"java/lang/String", 1);
GET_ID(GetStaticMethodID,
gfq.onNativeCrashID,
gfq.clazz,
"onNativeCrash", "()V");
GET_ID(GetMethodID,
gfq.dispatchEventFromNativeID,
gfq.clazz,
"dispatchEventFromNative", "(IJLjava/lang/String;)V");
env->RegisterNatives(gfq.clazz, method, NELEM(method));
init_native_crash_handler();
I("JNI interface loaded.");
return JNI_VERSION;
}
void Java_org_videolan_libvlc_LibVLC_nativeInit(JNIEnv *env, jobject thiz)
{
//only use OpenSLES if java side says we can
jclass cls = (*env)->GetObjectClass(env, thiz);
jmethodID methodId = (*env)->GetMethodID(env, cls, "getAout", "()I");
bool use_opensles = (*env)->CallIntMethod(env, thiz, methodId) == AOUT_OPENSLES;
methodId = (*env)->GetMethodID(env, cls, "getVout", "()I");
bool use_opengles2 = (*env)->CallIntMethod(env, thiz, methodId) == VOUT_OPENGLES2;
methodId = (*env)->GetMethodID(env, cls, "timeStretchingEnabled", "()Z");
bool enable_time_stretch = (*env)->CallBooleanMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "frameSkipEnabled", "()Z");
bool enable_frame_skip = (*env)->CallBooleanMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "getDeblocking", "()I");
int deblocking = (*env)->CallIntMethod(env, thiz, methodId);
char deblockstr[2];
snprintf(deblockstr, sizeof(deblockstr), "%d", deblocking);
LOGD("Using deblocking level %d", deblocking);
methodId = (*env)->GetMethodID(env, cls, "getNetworkCaching", "()I");
int networkCaching = (*env)->CallIntMethod(env, thiz, methodId);
char networkCachingstr[25];
if(networkCaching > 0) {
snprintf(networkCachingstr, sizeof(networkCachingstr), "--network-caching=%d", networkCaching);
LOGD("Using network caching of %d ms", networkCaching);
}
methodId = (*env)->GetMethodID(env, cls, "getChroma", "()Ljava/lang/String;");
jstring chroma = (*env)->CallObjectMethod(env, thiz, methodId);
const char *chromastr = (*env)->GetStringUTFChars(env, chroma, 0);
LOGD("Chroma set to \"%s\"", chromastr);
methodId = (*env)->GetMethodID(env, cls, "getSubtitlesEncoding", "()Ljava/lang/String;");
jstring subsencoding = (*env)->CallObjectMethod(env, thiz, methodId);
const char *subsencodingstr = (*env)->GetStringUTFChars(env, subsencoding, 0);
LOGD("Subtitle encoding set to \"%s\"", subsencodingstr);
methodId = (*env)->GetMethodID(env, cls, "isVerboseMode", "()Z");
verbosity = (*env)->CallBooleanMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "getHardwareAcceleration", "()I");
int hardwareAcceleration = (*env)->CallIntMethod(env, thiz, methodId);
/* With the MediaCodec opaque mode we cannot use the OpenGL ES vout. */
if (hardwareAcceleration == HW_ACCELERATION_FULL)
use_opengles2 = false;
/* Don't add any invalid options, otherwise it causes LibVLC to crash */
const char *argv[] = {
/* CPU intensive plugin, setting for slow devices */
enable_time_stretch ? "--audio-time-stretch" : "--no-audio-time-stretch",
/* avcodec speed settings for slow devices */
//"--avcodec-fast", // non-spec-compliant speedup tricks
"--avcodec-skiploopfilter", deblockstr,
"--avcodec-skip-frame", enable_frame_skip ? "2" : "0",
"--avcodec-skip-idct", enable_frame_skip ? "2" : "0",
/* Remove me when UTF-8 is enforced by law */
"--subsdec-encoding", subsencodingstr,
/* XXX: why can't the default be fine ? #7792 */
(networkCaching > 0) ? networkCachingstr : "",
/* Android audio API is a mess */
use_opensles ? "--aout=opensles" : "--aout=android_audiotrack",
/* Android video API is a mess */
use_opengles2 ? "--vout=gles2" : "--vout=androidsurface",
"--androidsurface-chroma", chromastr != NULL && chromastr[0] != 0 ? chromastr : "RV32",
/* XXX: we can't recover from direct rendering failure */
(hardwareAcceleration == HW_ACCELERATION_FULL) ? "" : "--no-mediacodec-dr",
};
libvlc_instance_t *instance = libvlc_new(sizeof(argv) / sizeof(*argv), argv);
setLong(env, thiz, "mLibVlcInstance", (jlong)(intptr_t) instance);
(*env)->ReleaseStringUTFChars(env, chroma, chromastr);
(*env)->ReleaseStringUTFChars(env, subsencoding, subsencodingstr);
if (!instance)
{
jclass exc = (*env)->FindClass(env, "org/videolan/libvlc/LibVlcException");
(*env)->ThrowNew(env, exc, "Unable to instantiate LibVLC");
}
LOGI("LibVLC initialized: %p", instance);
libvlc_log_set(instance, debug_log, &verbosity);
init_native_crash_handler(env, thiz);
}
void Java_org_videolan_libvlc_LibVLC_nativeInit(JNIEnv *env, jobject thiz)
{
//only use OpenSLES if java side says we can
jclass cls = (*env)->GetObjectClass(env, thiz);
jmethodID methodId = (*env)->GetMethodID(env, cls, "getAout", "()I");
int aout = (*env)->CallIntMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "getVout", "()I");
int vout = (*env)->CallIntMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "timeStretchingEnabled", "()Z");
bool enable_time_stretch = (*env)->CallBooleanMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "frameSkipEnabled", "()Z");
bool enable_frame_skip = (*env)->CallBooleanMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "getDeblocking", "()I");
int deblocking = (*env)->CallIntMethod(env, thiz, methodId);
char deblockstr[2];
snprintf(deblockstr, sizeof(deblockstr), "%d", deblocking);
LOGD("Using deblocking level %d", deblocking);
methodId = (*env)->GetMethodID(env, cls, "getNetworkCaching", "()I");
int networkCaching = (*env)->CallIntMethod(env, thiz, methodId);
char networkCachingstr[25];
if(networkCaching > 0) {
snprintf(networkCachingstr, sizeof(networkCachingstr), "--network-caching=%d", networkCaching);
LOGD("Using network caching of %d ms", networkCaching);
}
methodId = (*env)->GetMethodID(env, cls, "getHttpReconnect", "()Z");
bool enable_http_reconnect = (*env)->CallBooleanMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "getChroma", "()Ljava/lang/String;");
jstring chroma = (*env)->CallObjectMethod(env, thiz, methodId);
const char *chromastr = (*env)->GetStringUTFChars(env, chroma, 0);
LOGD("Chroma set to \"%s\"", chromastr);
methodId = (*env)->GetMethodID(env, cls, "getSubtitlesEncoding", "()Ljava/lang/String;");
jstring subsencoding = (*env)->CallObjectMethod(env, thiz, methodId);
const char *subsencodingstr = (*env)->GetStringUTFChars(env, subsencoding, 0);
LOGD("Subtitle encoding set to \"%s\"", subsencodingstr);
methodId = (*env)->GetMethodID(env, cls, "isVerboseMode", "()Z");
verbosity = (*env)->CallBooleanMethod(env, thiz, methodId);
methodId = (*env)->GetMethodID(env, cls, "isDirectRendering", "()Z");
bool direct_rendering = (*env)->CallBooleanMethod(env, thiz, methodId);
/* With the MediaCodec opaque mode we cannot use the OpenGL ES vout. */
if (direct_rendering)
vout = VOUT_ANDROID_WINDOW;
methodId = (*env)->GetMethodID(env, cls, "getCachePath", "()Ljava/lang/String;");
jstring cachePath = (*env)->CallObjectMethod(env, thiz, methodId);
if (cachePath) {
const char *cache_path = (*env)->GetStringUTFChars(env, cachePath, 0);
setenv("DVDCSS_CACHE", cache_path, 1);
(*env)->ReleaseStringUTFChars(env, cachePath, cache_path);
}
#define MAX_ARGV 18
const char *argv[MAX_ARGV];
int argc = 0;
/* CPU intensive plugin, setting for slow devices */
argv[argc++] = enable_time_stretch ? "--audio-time-stretch" : "--no-audio-time-stretch";
/* avcodec-skiploopfilter */
argv[argc++] = "--avcodec-skiploopfilter";
argv[argc++] = deblockstr;
/* avcodec-skip-frame */
argv[argc++] = "--avcodec-skip-frame";
argv[argc++] = enable_frame_skip ? "2" : "0";
/* avcodec-skip-idct */
argv[argc++] = "--avcodec-skip-idct";
argv[argc++] = enable_frame_skip ? "2" : "0";
/* Remove me when UTF-8 is enforced by law */
argv[argc++] = "--subsdec-encoding";
argv[argc++] = subsencodingstr;
/* Enable statistics */
argv[argc++] = "--stats";
/* XXX: why can't the default be fine ? #7792 */
if (networkCaching > 0)
argv[argc++] = networkCachingstr;
/* Android audio API */
argv[argc++] = aout == AOUT_OPENSLES ? "--aout=opensles" :
(aout == AOUT_AUDIOTRACK ? "--aout=android_audiotrack" : "--aout=dummy");
/* Android video API */
argv[argc++] = vout == VOUT_ANDROID_WINDOW ? "--vout=androidwindow" :
(vout == VOUT_OPENGLES2 ? "--vout=gles2" : "--vout=androidsurface");
/* chroma */
argv[argc++] = "--androidsurface-chroma";
argv[argc++] = chromastr != NULL && chromastr[0] != 0 ? chromastr : "RV32";
/* direct rendering */
if (!direct_rendering) {
argv[argc++] = "--no-mediacodec-dr";
#ifdef HAVE_IOMX_DR
argv[argc++] = "--no-omxil-dr";
#endif
}
/* Reconnect on lost HTTP streams, e.g. network change */
if (enable_http_reconnect)
argv[argc++] = "--http-reconnect";
assert(MAX_ARGV >= argc);
libvlc_instance_t *instance = libvlc_new(argc, argv);
setLong(env, thiz, "mLibVlcInstance", (jlong)(intptr_t) instance);
(*env)->ReleaseStringUTFChars(env, chroma, chromastr);
(*env)->ReleaseStringUTFChars(env, subsencoding, subsencodingstr);
if (!instance)
{
jclass exc = (*env)->FindClass(env, "org/videolan/libvlc/LibVlcException");
(*env)->ThrowNew(env, exc, "Unable to instantiate LibVLC");
}
LOGI("LibVLC initialized: %p", instance);
libvlc_log_set(instance, debug_log, &verbosity);
init_native_crash_handler(env, thiz);
}
