| Index: turbojpeg-jni.c
|
| ===================================================================
|
| --- turbojpeg-jni.c (revision 106486)
|
| +++ turbojpeg-jni.c (working copy)
|
| @@ -487,6 +487,70 @@
|
| return;
|
| }
|
|
|
| +typedef struct _JNICustomFilterParams
|
| +{
|
| + JNIEnv *env;
|
| + jobject tobj;
|
| + jobject cfobj;
|
| +} JNICustomFilterParams;
|
| +
|
| +static int JNICustomFilter(short *coeffs, tjregion arrayRegion,
|
| + tjregion planeRegion, int componentIndex, int transformIndex,
|
| + tjtransform *transform)
|
| +{
|
| + JNICustomFilterParams *params=(JNICustomFilterParams *)transform->data;
|
| + JNIEnv *env=params->env;
|
| + jobject tobj=params->tobj, cfobj=params->cfobj;
|
| + jobject arrayRegionObj, planeRegionObj, bufobj, borobj;
|
| + jclass cls; jmethodID mid; jfieldID fid;
|
| +
|
| + bailif0(bufobj=(*env)->NewDirectByteBuffer(env, coeffs,
|
| + sizeof(short)*arrayRegion.w*arrayRegion.h));
|
| + bailif0(cls=(*env)->FindClass(env, "java/nio/ByteOrder"));
|
| + bailif0(mid=(*env)->GetStaticMethodID(env, cls, "nativeOrder",
|
| + "()Ljava/nio/ByteOrder;"));
|
| + bailif0(borobj=(*env)->CallStaticObjectMethod(env, cls, mid));
|
| + bailif0(cls=(*env)->GetObjectClass(env, bufobj));
|
| + bailif0(mid=(*env)->GetMethodID(env, cls, "order",
|
| + "(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;"));
|
| + (*env)->CallObjectMethod(env, bufobj, mid, borobj);
|
| + bailif0(mid=(*env)->GetMethodID(env, cls, "asShortBuffer",
|
| + "()Ljava/nio/ShortBuffer;"));
|
| + bailif0(bufobj=(*env)->CallObjectMethod(env, bufobj, mid));
|
| +
|
| + bailif0(cls=(*env)->FindClass(env, "java/awt/Rectangle"));
|
| + bailif0(arrayRegionObj=(*env)->AllocObject(env, cls));
|
| + bailif0(fid=(*env)->GetFieldID(env, cls, "x", "I"));
|
| + (*env)->SetIntField(env, arrayRegionObj, fid, arrayRegion.x);
|
| + bailif0(fid=(*env)->GetFieldID(env, cls, "y", "I"));
|
| + (*env)->SetIntField(env, arrayRegionObj, fid, arrayRegion.y);
|
| + bailif0(fid=(*env)->GetFieldID(env, cls, "width", "I"));
|
| + (*env)->SetIntField(env, arrayRegionObj, fid, arrayRegion.w);
|
| + bailif0(fid=(*env)->GetFieldID(env, cls, "height", "I"));
|
| + (*env)->SetIntField(env, arrayRegionObj, fid, arrayRegion.h);
|
| +
|
| + bailif0(planeRegionObj=(*env)->AllocObject(env, cls));
|
| + bailif0(fid=(*env)->GetFieldID(env, cls, "x", "I"));
|
| + (*env)->SetIntField(env, planeRegionObj, fid, planeRegion.x);
|
| + bailif0(fid=(*env)->GetFieldID(env, cls, "y", "I"));
|
| + (*env)->SetIntField(env, planeRegionObj, fid, planeRegion.y);
|
| + bailif0(fid=(*env)->GetFieldID(env, cls, "width", "I"));
|
| + (*env)->SetIntField(env, planeRegionObj, fid, planeRegion.w);
|
| + bailif0(fid=(*env)->GetFieldID(env, cls, "height", "I"));
|
| + (*env)->SetIntField(env, planeRegionObj, fid, planeRegion.h);
|
| +
|
| + bailif0(cls=(*env)->GetObjectClass(env, cfobj));
|
| + bailif0(mid=(*env)->GetMethodID(env, cls, "customFilter",
|
| + "(Ljava/nio/ShortBuffer;Ljava/awt/Rectangle;Ljava/awt/Rectangle;IILorg/libjpegturbo/turbojpeg/TJTransform;)V"));
|
| + (*env)->CallVoidMethod(env, cfobj, mid, bufobj, arrayRegionObj,
|
| + planeRegionObj, componentIndex, transformIndex, tobj);
|
| +
|
| + return 0;
|
| +
|
| + bailout:
|
| + return -1;
|
| +}
|
| +
|
| JNIEXPORT jintArray JNICALL Java_org_libjpegturbo_turbojpeg_TJTransformer_transform
|
| (JNIEnv *env, jobject obj, jbyteArray jsrcBuf, jint jpegSize,
|
| jobjectArray dstobjs, jobjectArray tobjs, jint flags)
|
| @@ -497,6 +561,7 @@
|
| jbyteArray *jdstBufs=NULL;
|
| int jpegWidth=0, jpegHeight=0, jpegSubsamp;
|
| jintArray jdstSizes=0; jint *dstSizesi=NULL;
|
| + JNICustomFilterParams *params=NULL;
|
|
|
| gethandle();
|
|
|
| @@ -521,15 +586,19 @@
|
| _throw("Memory allocation failure");
|
| if((t=(tjtransform *)malloc(sizeof(tjtransform)*n))==NULL)
|
| _throw("Memory allocation failure");
|
| + if((params=(JNICustomFilterParams *)malloc(sizeof(JNICustomFilterParams)*n))
|
| + ==NULL)
|
| + _throw("Memory allocation failure");
|
| for(i=0; i<n; i++)
|
| {
|
| dstBufs[i]=NULL; jdstBufs[i]=NULL; dstSizes[i]=0;
|
| memset(&t[i], 0, sizeof(tjtransform));
|
| + memset(¶ms[i], 0, sizeof(JNICustomFilterParams));
|
| }
|
|
|
| for(i=0; i<n; i++)
|
| {
|
| - jobject tobj;
|
| + jobject tobj, cfobj;
|
|
|
| bailif0(tobj=(*env)->GetObjectArrayElement(env, tobjs, i));
|
| bailif0(_cls=(*env)->GetObjectClass(env, tobj));
|
| @@ -545,6 +614,18 @@
|
| t[i].r.w=(*env)->GetIntField(env, tobj, _fid);
|
| bailif0(_fid=(*env)->GetFieldID(env, _cls, "height", "I"));
|
| t[i].r.h=(*env)->GetIntField(env, tobj, _fid);
|
| +
|
| + bailif0(_fid=(*env)->GetFieldID(env, _cls, "cf",
|
| + "Lorg/libjpegturbo/turbojpeg/TJCustomFilter;"));
|
| + cfobj=(*env)->GetObjectField(env, tobj, _fid);
|
| + if(cfobj)
|
| + {
|
| + params[i].env=env;
|
| + params[i].tobj=tobj;
|
| + params[i].cfobj=cfobj;
|
| + t[i].customFilter=JNICustomFilter;
|
| + t[i].data=(void *)¶ms[i];
|
| + }
|
| }
|
|
|
| bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, jsrcBuf, 0));
|
|
|