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androidmedia: Add helpers for calling static methods

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This commit is contained in:
Sebastian Dröge 2015-03-15 16:55:00 +00:00
parent 1580336152
commit 35ef602b7d
2 changed files with 65 additions and 1 deletions
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46
sys/androidmedia/gstjniutils.c
View file

@ -661,6 +661,52 @@ gst_amc_jni_is_vm_started (void)
return started_java_vm;
}
#define CALL_STATIC_TYPE_METHOD(_type, _name, _jname, _retval) \
_type gst_amc_jni_call_static_##_name##_method (JNIEnv *env, GError ** err, jclass klass, jmethodID methodID, ...) \
{ \
_type ret; \
va_list args; \
va_start(args, methodID); \
ret = (*env)->CallStatic##_jname##MethodV(env, klass, methodID, args); \
if ((*env)->ExceptionCheck (env)) { \
gst_amc_jni_set_error (env, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_FAILED, \
err, "Failed to call static Java method"); \
(*env)->ExceptionClear (env); \
ret = _retval; \
} \
va_end(args); \
return (_type) ret; \
}
CALL_STATIC_TYPE_METHOD (gboolean, boolean, Boolean, FALSE);
CALL_STATIC_TYPE_METHOD (gint8, byte, Byte, G_MININT8);
CALL_STATIC_TYPE_METHOD (gshort, short, Short, G_MINSHORT);
CALL_STATIC_TYPE_METHOD (gint, int, Int, G_MININT);
CALL_STATIC_TYPE_METHOD (gchar, char, Char, 0);
CALL_STATIC_TYPE_METHOD (glong, long, Long, G_MINLONG);
CALL_STATIC_TYPE_METHOD (gfloat, float, Float, G_MINFLOAT);
CALL_STATIC_TYPE_METHOD (gdouble, double, Double, G_MINDOUBLE);
CALL_STATIC_TYPE_METHOD (jobject, object, Object, NULL);
gboolean
gst_amc_jni_call_static_void_method (JNIEnv * env, GError ** err, jclass klass,
jmethodID methodID, ...)
{
gboolean ret = TRUE;
va_list args;
va_start (args, methodID);
(*env)->CallStaticVoidMethodV (env, klass, methodID, args);
if ((*env)->ExceptionCheck (env)) {
gst_amc_jni_set_error (env, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_FAILED,
err, "Failed to call static Java method");
(*env)->ExceptionClear (env);
ret = FALSE;
}
va_end (args);
return ret;
}
#define CALL_TYPE_METHOD(_type, _name, _jname, _retval) \
_type gst_amc_jni_call_##_name##_method (JNIEnv *env, GError ** err, jobject obj, jmethodID methodID, ...) \
{ \

20
sys/androidmedia/gstjniutils.h
View file

@ -87,6 +87,24 @@ gboolean gst_amc_jni_is_vm_started (void);
JNIEnv *gst_amc_jni_get_env (void);
#define DEF_CALL_STATIC_TYPE_METHOD(_type, _name, _jname, _retval) \
_type gst_amc_jni_call_static_##_name##_method (JNIEnv *env, GError ** err, jclass klass, jmethodID methodID, ...)
DEF_CALL_STATIC_TYPE_METHOD (gboolean, boolean, Boolean, FALSE);
DEF_CALL_STATIC_TYPE_METHOD (gint8, byte, Byte, G_MININT8);
DEF_CALL_STATIC_TYPE_METHOD (gshort, short, Short, G_MINSHORT);
DEF_CALL_STATIC_TYPE_METHOD (gint, int, Int, G_MININT);
DEF_CALL_STATIC_TYPE_METHOD (gchar, char, Char, 0);
DEF_CALL_STATIC_TYPE_METHOD (glong, long, Long, G_MINLONG);
DEF_CALL_STATIC_TYPE_METHOD (gfloat, float, Float, G_MINFLOAT);
DEF_CALL_STATIC_TYPE_METHOD (gdouble, double, Double, G_MINDOUBLE);
DEF_CALL_STATIC_TYPE_METHOD (jobject, object, Object, NULL);
gboolean gst_amc_jni_call_static_void_method (JNIEnv * env,
GError ** error,
jclass klass,
jmethodID method, ...);
#define DEF_CALL_TYPE_METHOD(_type, _name, _jname, _retval) \
_type gst_amc_jni_call_##_name##_method (JNIEnv *env, GError ** err, jobject obj, jmethodID methodID, ...)
@ -102,7 +120,7 @@ DEF_CALL_TYPE_METHOD (jobject, object, Object, NULL);
gboolean gst_amc_jni_call_void_method (JNIEnv * env,
GError ** error,
jclass klass,
jobject obj,
jmethodID method, ...);
#define DEF_GET_TYPE_FIELD(_type, _name, _jname, _retval) \