JNIEXPORT void JNICALL TJCompressor_encodeYUV_12
(JNIEnv *env, jobject obj, jarray src, jint srcElementSize, jint width,
jint pitch, jint height, jint pf, jbyteArray dst, jint subsamp, jint flags)
{
tjhandle handle=0;
jsize arraySize=0;
unsigned char *srcBuf=NULL, *dstBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF || width<1 || height<1
|| pitch<0)
_throwarg("Invalid argument in encodeYUV()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throwarg("Mismatch between Java and C API");
arraySize=(pitch==0)? width*tjPixelSize[pf]*height:pitch*height;
if((*env)->GetArrayLength(env, src)*srcElementSize<arraySize)
_throwarg("Source buffer is not large enough");
if((*env)->GetArrayLength(env, dst)
<(jsize)tjBufSizeYUV(width, height, subsamp))
_throwarg("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjEncodeYUV2(handle, srcBuf, width, pitch, height, pf, dstBuf, subsamp,
flags)==-1)
_throwtj();
bailout:
if(dstBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
if(srcBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
return;
}
JNIEXPORT jobjectArray JNICALL Java_org_libjpegturbo_turbojpeg_TJ_getScalingFactors
(JNIEnv *env, jclass cls)
{
jclass sfcls=NULL; jfieldID fid=0;
tjscalingfactor *sf=NULL; int n=0, i;
jobject sfobj=NULL;
jobjectArray sfjava=NULL;
if((sf=tjGetScalingFactors(&n))==NULL || n==0)
_throw(tjGetErrorStr());
bailif0(sfcls=(*env)->FindClass(env, "org/libjpegturbo/turbojpeg/TJScalingFactor"));
bailif0(sfjava=(jobjectArray)(*env)->NewObjectArray(env, n, sfcls, 0));
for(i=0; i<n; i++)
{
bailif0(sfobj=(*env)->AllocObject(env, sfcls));
bailif0(fid=(*env)->GetFieldID(env, sfcls, "num", "I"));
(*env)->SetIntField(env, sfobj, fid, sf[i].num);
bailif0(fid=(*env)->GetFieldID(env, sfcls, "denom", "I"));
(*env)->SetIntField(env, sfobj, fid, sf[i].denom);
(*env)->SetObjectArrayElement(env, sfjava, i, sfobj);
}
bailout:
return sfjava;
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressHeader
(JNIEnv *env, jobject obj, jbyteArray src, jint jpegSize)
{
tjhandle handle=0;
unsigned char *jpegBuf=NULL;
int width=0, height=0, jpegSubsamp=-1;
gethandle();
if((*env)->GetArrayLength(env, src)<jpegSize)
_throw("Source buffer is not large enough");
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
if(tjDecompressHeader2(handle, jpegBuf, (unsigned long)jpegSize,
&width, &height, &jpegSubsamp)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0);
_throw(tjGetErrorStr());
}
(*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0); jpegBuf=NULL;
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegSubsamp", "I"));
(*env)->SetIntField(env, obj, _fid, jpegSubsamp);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegWidth", "I"));
(*env)->SetIntField(env, obj, _fid, width);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegHeight", "I"));
(*env)->SetIntField(env, obj, _fid, height);
bailout:
return;
}
/* TurboJPEG 1.2.x: TJDecompressor::decompressToYUV() */
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3BI
(JNIEnv *env, jobject obj, jbyteArray src, jint jpegSize, jbyteArray dst,
jint flags)
{
tjhandle handle=0;
unsigned char *jpegBuf=NULL, *dstBuf=NULL;
int jpegSubsamp=-1, jpegWidth=0, jpegHeight=0;
gethandle();
if((*env)->GetArrayLength(env, src)<jpegSize)
_throwarg("Source buffer is not large enough");
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegSubsamp", "I"));
jpegSubsamp=(int)(*env)->GetIntField(env, obj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegWidth", "I"));
jpegWidth=(int)(*env)->GetIntField(env, obj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegHeight", "I"));
jpegHeight=(int)(*env)->GetIntField(env, obj, _fid);
if((*env)->GetArrayLength(env, dst)
<(jsize)tjBufSizeYUV(jpegWidth, jpegHeight, jpegSubsamp))
_throwarg("Destination buffer is not large enough");
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjDecompressToYUV(handle, jpegBuf, (unsigned long)jpegSize, dstBuf,
flags)==-1)
_throwtj();
bailout:
if(dstBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0);
return;
}
/* TurboJPEG 1.2.x: TJDecompressor::init() */
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_init
(JNIEnv *env, jobject obj)
{
jclass cls;
jfieldID fid;
tjhandle handle;
if((handle=tjInitDecompress())==NULL) _throwtj();
bailif0(cls=(*env)->GetObjectClass(env, obj));
bailif0(fid=(*env)->GetFieldID(env, cls, "handle", "J"));
(*env)->SetLongField(env, obj, fid, (size_t)handle);
bailout:
return;
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJTransformer_init
(JNIEnv *env, jobject obj)
{
jclass cls;
jfieldID fid;
tjhandle handle;
if((handle=tjInitTransform())==NULL) _throw(tjGetErrorStr());
bailif0(cls=(*env)->GetObjectClass(env, obj));
bailif0(fid=(*env)->GetFieldID(env, cls, "handle", "J"));
(*env)->SetLongField(env, obj, fid, (jlong)handle);
bailout:
return;
}
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3IIIIIII_3BIII
(JNIEnv *env, jobject obj, jintArray src, jint x, jint y, jint width,
jint stride, jint height, jint pf, jbyteArray dst, jint jpegSubsamp,
jint jpegQual, jint flags)
{
tjhandle handle=0;
unsigned long jpegSize=0;
jsize arraySize=0, actualStride;
unsigned char *srcBuf=NULL, *jpegBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF || width<1 || height<1
|| stride<0)
_throw("Invalid argument in compress()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throw("Mismatch between Java and C API");
if(tjPixelSize[pf]!=sizeof(jint))
_throw("Pixel format must be 32-bit when compressing from an integer buffer.");
actualStride=(stride==0)? width:stride;
arraySize=(y+height-1)*actualStride + x+width;
if((*env)->GetArrayLength(env, src)<arraySize)
_throw("Source buffer is not large enough");
jpegSize=tjBufSize(width, height, jpegSubsamp);
if((*env)->GetArrayLength(env, dst)<(jsize)jpegSize)
_throw("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjCompress2(handle, &srcBuf[(y*actualStride + x)*sizeof(int)], width,
stride*sizeof(jint), height, pf, &jpegBuf, &jpegSize, jpegSubsamp,
jpegQual, flags|TJFLAG_NOREALLOC)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
jpegBuf=srcBuf=NULL;
_throw(tjGetErrorStr());
}
bailout:
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
if(srcBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
return (jint)jpegSize;
}
JNIEXPORT void JNICALL Java_com_turbovnc_vncviewer_Viewport_cleanupExtInput
(JNIEnv *env, jobject obj)
{
jclass cls;
jfieldID fid;
Display *dpy;
bailif0(cls = (*env)->GetObjectClass(env, obj));
bailif0(fid = (*env)->GetFieldID(env, cls, "x11dpy", "J"));
bailif0(dpy = (Display *)(*env)->GetLongField(env, obj, fid));
printf("TurboVNC Helper: Shutting down XInput listener on display %s\n",
DisplayString(dpy));
XCloseDisplay(dpy);
bailout:
return;
}
int ProcessSystemProperties(JNIEnv *env)
{
jclass cls; jmethodID mid;
jstring jName, jValue;
const char *value;
bailif0(cls=(*env)->FindClass(env, "java/lang/System"));
bailif0(mid=(*env)->GetStaticMethodID(env, cls, "getProperty",
"(Ljava/lang/String;)Ljava/lang/String;"));
prop2env("turbojpeg.optimize", "TJ_OPTIMIZE");
prop2env("turbojpeg.arithmetic", "TJ_ARITHMETIC");
prop2env("turbojpeg.restart", "TJ_RESTART");
prop2env("turbojpeg.progressive", "TJ_PROGRESSIVE");
return 0;
bailout:
return -1;
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BII
(JNIEnv *env, jobject obj, jintArray src, jint width, jint pitch,
jint height, jint pf, jbyteArray dst, jint subsamp, jint flags)
{
tjhandle handle=0;
jsize arraySize=0;
unsigned char *srcBuf=NULL, *dstBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF || width<1 || height<1
|| pitch<0)
_throw("Invalid argument in compress()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throw("Mismatch between Java and C API");
if(tjPixelSize[pf]!=sizeof(jint))
_throw("Pixel format must be 32-bit when encoding from an integer buffer.");
arraySize=(pitch==0)? width*height:pitch*height;
if((*env)->GetArrayLength(env, src)<arraySize)
_throw("Source buffer is not large enough");
if((*env)->GetArrayLength(env, dst)
<(jsize)tjBufSizeYUV(width, height, subsamp))
_throw("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjEncodeYUV2(handle, srcBuf, width, pitch*sizeof(jint), height, pf,
dstBuf, subsamp, flags)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
dstBuf=srcBuf=NULL;
_throw(tjGetErrorStr());
}
bailout:
if(dstBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
if(srcBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
return;
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3IIIIIIII
(JNIEnv *env, jobject obj, jbyteArray src, jint jpegSize, jintArray dst,
jint x, jint y, jint width, jint stride, jint height, jint pf, jint flags)
{
tjhandle handle=0;
jsize arraySize=0, actualStride;
unsigned char *jpegBuf=NULL, *dstBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF)
_throw("Invalid argument in decompress()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throw("Mismatch between Java and C API");
if(tjPixelSize[pf]!=sizeof(jint))
_throw("Pixel format must be 32-bit when decompressing to an integer buffer.");
if((*env)->GetArrayLength(env, src)<jpegSize)
_throw("Source buffer is not large enough");
actualStride=(stride==0)? width:stride;
arraySize=(y+height-1)*actualStride + x+width;
if((*env)->GetArrayLength(env, dst)<arraySize)
_throw("Destination buffer is not large enough");
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjDecompress2(handle, jpegBuf, (unsigned long)jpegSize,
&dstBuf[(y*actualStride + x)*sizeof(int)], width, stride*sizeof(jint),
height, pf, flags)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0);
dstBuf=jpegBuf=NULL;
_throw(tjGetErrorStr());
}
bailout:
if(dstBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0);
return;
}
static jint TJCompressor_compress
(JNIEnv *env, jobject obj, jarray src, jint srcElementSize, jint x, jint y,
jint width, jint pitch, jint height, jint pf, jbyteArray dst,
jint jpegSubsamp, jint jpegQual, jint flags)
{
tjhandle handle=0;
unsigned long jpegSize=0;
jsize arraySize=0, actualPitch;
unsigned char *srcBuf=NULL, *jpegBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF || width<1 || height<1
|| pitch<0)
_throwarg("Invalid argument in compress()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throwarg("Mismatch between Java and C API");
actualPitch=(pitch==0)? width*tjPixelSize[pf]:pitch;
arraySize=(y+height-1)*actualPitch + (x+width)*tjPixelSize[pf];
if((*env)->GetArrayLength(env, src)*srcElementSize<arraySize)
_throwarg("Source buffer is not large enough");
jpegSize=tjBufSize(width, height, jpegSubsamp);
if((*env)->GetArrayLength(env, dst)<(jsize)jpegSize)
_throwarg("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(ProcessSystemProperties(env)<0) goto bailout;
if(tjCompress2(handle, &srcBuf[y*actualPitch + x*tjPixelSize[pf]], width,
pitch, height, pf, &jpegBuf, &jpegSize, jpegSubsamp, jpegQual,
flags|TJFLAG_NOREALLOC)==-1)
_throwtj();
bailout:
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
if(srcBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
return (jint)jpegSize;
}
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3BIIII_3BIII
(JNIEnv *env, jobject obj, jbyteArray src, jint width, jint pitch,
jint height, jint pf, jbyteArray dst, jint jpegSubsamp, jint jpegQual,
jint flags)
{
tjhandle handle=0;
unsigned long jpegSize=0; jsize arraySize=0;
unsigned char *srcBuf=NULL, *jpegBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF || width<1 || height<1
|| pitch<0)
_throw("Invalid argument in compress()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throw("Mismatch between Java and C API");
arraySize=(pitch==0)? width*tjPixelSize[pf]*height:pitch*height;
if((*env)->GetArrayLength(env, src)<arraySize)
_throw("Source buffer is not large enough");
jpegSize=tjBufSize(width, height, jpegSubsamp);
if((*env)->GetArrayLength(env, dst)<(jsize)jpegSize)
_throw("Destination buffer is not large enough");
bailif0(srcBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjCompress2(handle, srcBuf, width, pitch, height, pf, &jpegBuf,
&jpegSize, jpegSubsamp, jpegQual, flags|TJFLAG_NOREALLOC)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
jpegBuf=srcBuf=NULL;
_throw(tjGetErrorStr());
}
bailout:
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
if(srcBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcBuf, 0);
return (jint)jpegSize;
}
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3BIIIIIII
(JNIEnv *env, jobject obj, jbyteArray src, jint jpegSize, jbyteArray dst,
jint x, jint y, jint width, jint pitch, jint height, jint pf, jint flags)
{
tjhandle handle=0;
jsize arraySize=0, actualPitch;
unsigned char *jpegBuf=NULL, *dstBuf=NULL;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF)
_throw("Invalid argument in decompress()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF)
_throw("Mismatch between Java and C API");
if((*env)->GetArrayLength(env, src)<jpegSize)
_throw("Source buffer is not large enough");
actualPitch=(pitch==0)? width*tjPixelSize[pf]:pitch;
arraySize=(y+height-1)*actualPitch + (x+width)*tjPixelSize[pf];
if((*env)->GetArrayLength(env, dst)<arraySize)
_throw("Destination buffer is not large enough");
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjDecompress2(handle, jpegBuf, (unsigned long)jpegSize,
&dstBuf[y*actualPitch + x*tjPixelSize[pf]], width, pitch, height, pf,
flags)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
(*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0);
dstBuf=jpegBuf=NULL;
_throw(tjGetErrorStr());
}
bailout:
if(dstBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0);
return;
}
static void TJDecompressor_decodeYUV
(JNIEnv *env, jobject obj, jobjectArray srcobjs, jintArray jSrcOffsets,
jintArray jSrcStrides, jint subsamp, jarray dst, jint dstElementSize,
jint x, jint y, jint width, jint pitch, jint height, jint pf, jint flags)
{
tjhandle handle=0;
jsize arraySize=0, actualPitch;
jbyteArray jSrcPlanes[3]={NULL, NULL, NULL};
unsigned char *srcPlanes[3], *dstBuf=NULL;
int *srcOffsets=NULL, *srcStrides=NULL;
int nc=(subsamp==org_libjpegturbo_turbojpeg_TJ_SAMP_GRAY? 1:3), i;
gethandle();
if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPF || subsamp<0
|| subsamp>=org_libjpegturbo_turbojpeg_TJ_NUMSAMP)
_throwarg("Invalid argument in decodeYUV()");
if(org_libjpegturbo_turbojpeg_TJ_NUMPF!=TJ_NUMPF
|| org_libjpegturbo_turbojpeg_TJ_NUMSAMP!=TJ_NUMSAMP)
_throwarg("Mismatch between Java and C API");
if((*env)->GetArrayLength(env, srcobjs)<nc)
_throwarg("Planes array is too small for the subsampling type");
if((*env)->GetArrayLength(env, jSrcOffsets)<nc)
_throwarg("Offsets array is too small for the subsampling type");
if((*env)->GetArrayLength(env, jSrcStrides)<nc)
_throwarg("Strides array is too small for the subsampling type");
actualPitch=(pitch==0)? width*tjPixelSize[pf]:pitch;
arraySize=(y+height-1)*actualPitch + (x+width)*tjPixelSize[pf];
if((*env)->GetArrayLength(env, dst)*dstElementSize<arraySize)
_throwarg("Destination buffer is not large enough");
bailif0(srcOffsets=(*env)->GetPrimitiveArrayCritical(env, jSrcOffsets, 0));
bailif0(srcStrides=(*env)->GetPrimitiveArrayCritical(env, jSrcStrides, 0));
for(i=0; i<nc; i++)
{
int planeSize=tjPlaneSizeYUV(i, width, srcStrides[i], height, subsamp);
int pw=tjPlaneWidth(i, width, subsamp);
if(planeSize<0 || pw<0)
_throwarg(tjGetErrorStr());
if(srcOffsets[i]<0)
_throwarg("Invalid argument in decodeYUV()");
if(srcStrides[i]<0 && srcOffsets[i]-planeSize+pw<0)
_throwarg("Negative plane stride would cause memory to be accessed below plane boundary");
bailif0(jSrcPlanes[i]=(*env)->GetObjectArrayElement(env, srcobjs, i));
if((*env)->GetArrayLength(env, jSrcPlanes[i])<srcOffsets[i]+planeSize)
_throwarg("Source plane is not large enough");
bailif0(srcPlanes[i]=(*env)->GetPrimitiveArrayCritical(env, jSrcPlanes[i],
0));
srcPlanes[i]=&srcPlanes[i][srcOffsets[i]];
}
bailif0(dstBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(tjDecodeYUVPlanes(handle, srcPlanes, srcStrides, subsamp,
&dstBuf[y*actualPitch + x*tjPixelSize[pf]], width, pitch, height, pf,
flags)==-1)
_throwtj();
bailout:
if(dstBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstBuf, 0);
for(i=0; i<nc; i++)
{
if(srcPlanes[i] && jSrcPlanes[i])
(*env)->ReleasePrimitiveArrayCritical(env, jSrcPlanes[i], srcPlanes[i],
0);
}
if(srcStrides)
(*env)->ReleasePrimitiveArrayCritical(env, jSrcStrides, srcStrides, 0);
if(srcOffsets)
(*env)->ReleasePrimitiveArrayCritical(env, jSrcOffsets, srcOffsets, 0);
return;
}
/* TurboJPEG 1.4.x: TJCompressor::compressFromYUV() */
JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compressFromYUV___3_3B_3II_3III_3BII
(JNIEnv *env, jobject obj, jobjectArray srcobjs, jintArray jSrcOffsets,
jint width, jintArray jSrcStrides, jint height, jint subsamp,
jbyteArray dst, jint jpegQual, jint flags)
{
tjhandle handle=0;
unsigned long jpegSize=0;
jbyteArray jSrcPlanes[3]={NULL, NULL, NULL};
unsigned char *srcPlanes[3], *jpegBuf=NULL;
int *srcOffsets=NULL, *srcStrides=NULL;
int nc=(subsamp==org_libjpegturbo_turbojpeg_TJ_SAMP_GRAY? 1:3), i;
gethandle();
if(subsamp<0 || subsamp>=org_libjpegturbo_turbojpeg_TJ_NUMSAMP)
_throwarg("Invalid argument in compressFromYUV()");
if(org_libjpegturbo_turbojpeg_TJ_NUMSAMP!=TJ_NUMSAMP)
_throwarg("Mismatch between Java and C API");
if((*env)->GetArrayLength(env, srcobjs)<nc)
_throwarg("Planes array is too small for the subsampling type");
if((*env)->GetArrayLength(env, jSrcOffsets)<nc)
_throwarg("Offsets array is too small for the subsampling type");
if((*env)->GetArrayLength(env, jSrcStrides)<nc)
_throwarg("Strides array is too small for the subsampling type");
jpegSize=tjBufSize(width, height, subsamp);
if((*env)->GetArrayLength(env, dst)<(jsize)jpegSize)
_throwarg("Destination buffer is not large enough");
bailif0(srcOffsets=(*env)->GetPrimitiveArrayCritical(env, jSrcOffsets, 0));
bailif0(srcStrides=(*env)->GetPrimitiveArrayCritical(env, jSrcStrides, 0));
for(i=0; i<nc; i++)
{
int planeSize=tjPlaneSizeYUV(i, width, srcStrides[i], height, subsamp);
int pw=tjPlaneWidth(i, width, subsamp);
if(planeSize<0 || pw<0)
_throwarg(tjGetErrorStr());
if(srcOffsets[i]<0)
_throwarg("Invalid argument in compressFromYUV()");
if(srcStrides[i]<0 && srcOffsets[i]-planeSize+pw<0)
_throwarg("Negative plane stride would cause memory to be accessed below plane boundary");
bailif0(jSrcPlanes[i]=(*env)->GetObjectArrayElement(env, srcobjs, i));
if((*env)->GetArrayLength(env, jSrcPlanes[i])<srcOffsets[i]+planeSize)
_throwarg("Source plane is not large enough");
bailif0(srcPlanes[i]=(*env)->GetPrimitiveArrayCritical(env, jSrcPlanes[i],
0));
srcPlanes[i]=&srcPlanes[i][srcOffsets[i]];
}
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0));
if(ProcessSystemProperties(env)<0) goto bailout;
if(tjCompressFromYUVPlanes(handle, srcPlanes, width, srcStrides, height,
subsamp, &jpegBuf, &jpegSize, jpegQual, flags|TJFLAG_NOREALLOC)==-1)
_throwtj();
bailout:
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, jpegBuf, 0);
for(i=0; i<nc; i++)
{
if(srcPlanes[i] && jSrcPlanes[i])
(*env)->ReleasePrimitiveArrayCritical(env, jSrcPlanes[i], srcPlanes[i],
0);
}
if(srcStrides)
(*env)->ReleasePrimitiveArrayCritical(env, jSrcStrides, srcStrides, 0);
if(srcOffsets)
(*env)->ReleasePrimitiveArrayCritical(env, jSrcOffsets, srcOffsets, 0);
return (jint)jpegSize;
}
/* TurboJPEG 1.4.x: TJDecompressor::decompressToYUV() */
JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV___3BI_3_3B_3II_3III
(JNIEnv *env, jobject obj, jbyteArray src, jint jpegSize,
jobjectArray dstobjs, jintArray jDstOffsets, jint desiredWidth,
jintArray jDstStrides, jint desiredHeight, jint flags)
{
tjhandle handle=0;
jbyteArray jDstPlanes[3]={NULL, NULL, NULL};
unsigned char *jpegBuf=NULL, *dstPlanes[3];
int *dstOffsets=NULL, *dstStrides=NULL;
int jpegSubsamp=-1, jpegWidth=0, jpegHeight=0;
int nc=0, i, width, height, scaledWidth, scaledHeight, nsf=0;
tjscalingfactor *sf;
gethandle();
if((*env)->GetArrayLength(env, src)<jpegSize)
_throwarg("Source buffer is not large enough");
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegSubsamp", "I"));
jpegSubsamp=(int)(*env)->GetIntField(env, obj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegWidth", "I"));
jpegWidth=(int)(*env)->GetIntField(env, obj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegHeight", "I"));
jpegHeight=(int)(*env)->GetIntField(env, obj, _fid);
nc=(jpegSubsamp==org_libjpegturbo_turbojpeg_TJ_SAMP_GRAY? 1:3);
width=desiredWidth; height=desiredHeight;
if(width==0) width=jpegWidth;
if(height==0) height=jpegHeight;
sf=tjGetScalingFactors(&nsf);
if(!sf || nsf<1)
_throwarg(tjGetErrorStr());
for(i=0; i<nsf; i++)
{
scaledWidth=TJSCALED(jpegWidth, sf[i]);
scaledHeight=TJSCALED(jpegHeight, sf[i]);
if(scaledWidth<=width && scaledHeight<=height)
break;
}
bailif0(dstOffsets=(*env)->GetPrimitiveArrayCritical(env, jDstOffsets, 0));
bailif0(dstStrides=(*env)->GetPrimitiveArrayCritical(env, jDstStrides, 0));
for(i=0; i<nc; i++)
{
int planeSize=tjPlaneSizeYUV(i, scaledWidth, dstStrides[i], scaledHeight,
jpegSubsamp);
int pw=tjPlaneWidth(i, scaledWidth, jpegSubsamp);
if(planeSize<0 || pw<0)
_throwarg(tjGetErrorStr());
if(dstOffsets[i]<0)
_throwarg("Invalid argument in decompressToYUV()");
if(dstStrides[i]<0 && dstOffsets[i]-planeSize+pw<0)
_throwarg("Negative plane stride would cause memory to be accessed below plane boundary");
bailif0(jDstPlanes[i]=(*env)->GetObjectArrayElement(env, dstobjs, i));
if((*env)->GetArrayLength(env, jDstPlanes[i])<dstOffsets[i]+planeSize)
_throwarg("Destination plane is not large enough");
bailif0(dstPlanes[i]=(*env)->GetPrimitiveArrayCritical(env, jDstPlanes[i],
0));
dstPlanes[i]=&dstPlanes[i][dstOffsets[i]];
}
bailif0(jpegBuf=(*env)->GetPrimitiveArrayCritical(env, src, 0));
if(tjDecompressToYUVPlanes(handle, jpegBuf, (unsigned long)jpegSize,
dstPlanes, desiredWidth, dstStrides, desiredHeight, flags)==-1)
_throwtj();
bailout:
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, src, jpegBuf, 0);
for(i=0; i<nc; i++)
{
if(dstPlanes[i] && jDstPlanes[i])
(*env)->ReleasePrimitiveArrayCritical(env, jDstPlanes[i], dstPlanes[i],
0);
}
if(dstStrides)
(*env)->ReleasePrimitiveArrayCritical(env, jDstStrides, dstStrides, 0);
if(dstOffsets)
(*env)->ReleasePrimitiveArrayCritical(env, jDstOffsets, dstOffsets, 0);
return;
}
JNIEXPORT jboolean JNICALL Java_com_turbovnc_vncviewer_Viewport_processExtInputEvent
(JNIEnv *env, jobject obj, jint type)
{
jclass cls;
jfieldID fid;
union {
int type; XEvent xe; XDeviceMotionEvent motion;
XDeviceButtonEvent button;
} e;
Display *dpy;
int buttonPressType = -1, buttonReleaseType = -1, motionType = -1;
jboolean retval = JNI_FALSE;
int i;
bailif0(cls = (*env)->GetObjectClass(env, obj));
bailif0(fid = (*env)->GetFieldID(env, cls, "buttonPressType", "I"));
buttonPressType = (*env)->GetIntField(env, obj, fid);
bailif0(fid = (*env)->GetFieldID(env, cls, "buttonReleaseType", "I"));
buttonReleaseType = (*env)->GetIntField(env, obj, fid);
bailif0(fid = (*env)->GetFieldID(env, cls, "motionType", "I"));
motionType = (*env)->GetIntField(env, obj, fid);
bailif0(fid = (*env)->GetFieldID(env, cls, "x11dpy", "J"));
bailif0(dpy = (Display *)(*env)->GetLongField(env, obj, fid));
while (XCheckTypedEvent(dpy, type, &e.xe)) {
if (e.type == motionType) {
jclass eventcls; jobject event, jvaluators;
jint valuators[6];
bailif0(eventcls =
(*env)->FindClass(env, "com/turbovnc/rfb/ExtInputEvent"));
bailif0(fid = (*env)->GetFieldID(env, cls, "lastEvent",
"Lcom/turbovnc/rfb/ExtInputEvent;"));
bailif0(event = (*env)->GetObjectField(env, obj, fid));
SET_INT(eventcls, event, type, rfbGIIValuatorRelative);
SET_LONG(eventcls, event, deviceID, e.motion.deviceid);
SET_LONG(eventcls, event, buttonMask, e.motion.state);
SET_INT(eventcls, event, numValuators, e.motion.axes_count);
SET_INT(eventcls, event, firstValuator, e.motion.first_axis);
bailif0(fid = (*env)->GetFieldID(env, eventcls, "valuators", "[I"));
bailif0(jvaluators =
(jintArray)(*env)->GetObjectField(env, event, fid));
for (i = 0; i < e.motion.axes_count; i++)
valuators[i] = e.motion.axis_data[i];
(*env)->SetIntArrayRegion(env, jvaluators, 0, e.motion.axes_count,
valuators);
retval = JNI_TRUE;
} else if (e.type == buttonPressType || e.type == buttonReleaseType) {
jclass eventcls; jobject event, jvaluators;
jint valuators[6];
bailif0(eventcls =
(*env)->FindClass(env, "com/turbovnc/rfb/ExtInputEvent"));
bailif0(fid = (*env)->GetFieldID(env, cls, "lastEvent",
"Lcom/turbovnc/rfb/ExtInputEvent;"));
bailif0(event = (*env)->GetObjectField(env, obj, fid));
SET_INT(eventcls, event, type, e.type == buttonPressType ?
rfbGIIButtonPress : rfbGIIButtonRelease);
SET_LONG(eventcls, event, deviceID, e.button.deviceid);
SET_LONG(eventcls, event, buttonMask, e.button.state);
SET_INT(eventcls, event, numValuators, e.button.axes_count);
SET_INT(eventcls, event, firstValuator, e.button.first_axis);
SET_INT(eventcls, event, buttonNumber, e.button.button);
bailif0(fid = (*env)->GetFieldID(env, eventcls, "valuators", "[I"));
bailif0(jvaluators =
(jintArray)(*env)->GetObjectField(env, event, fid));
for (i = 0; i < e.button.axes_count; i++)
valuators[i] = e.button.axis_data[i];
(*env)->SetIntArrayRegion(env, jvaluators, 0, e.button.axes_count,
valuators);
retval = JNI_TRUE;
}
}
bailout:
return retval;
}
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)
{
tjhandle handle=0; int i;
unsigned char *jpegBuf=NULL, **dstBufs=NULL; jsize n=0;
unsigned long *dstSizes=NULL; tjtransform *t=NULL;
jbyteArray *jdstBufs=NULL;
int jpegWidth=0, jpegHeight=0, jpegSubsamp;
jintArray jdstSizes=0; jint *dstSizesi=NULL;
JNICustomFilterParams *params=NULL;
gethandle();
if((*env)->GetArrayLength(env, jsrcBuf)<jpegSize)
_throw("Source buffer is not large enough");
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegWidth", "I"));
jpegWidth=(int)(*env)->GetIntField(env, obj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegHeight", "I"));
jpegHeight=(int)(*env)->GetIntField(env, obj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegSubsamp", "I"));
jpegSubsamp=(int)(*env)->GetIntField(env, obj, _fid);
n=(*env)->GetArrayLength(env, dstobjs);
if(n!=(*env)->GetArrayLength(env, tobjs))
_throw("Mismatch between size of transforms array and destination buffers array");
if((dstBufs=(unsigned char **)malloc(sizeof(unsigned char *)*n))==NULL)
_throw("Memory allocation failure");
if((jdstBufs=(jbyteArray *)malloc(sizeof(jbyteArray)*n))==NULL)
_throw("Memory allocation failure");
if((dstSizes=(unsigned long *)malloc(sizeof(unsigned long)*n))==NULL)
_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, cfobj;
bailif0(tobj=(*env)->GetObjectArrayElement(env, tobjs, i));
bailif0(_cls=(*env)->GetObjectClass(env, tobj));
bailif0(_fid=(*env)->GetFieldID(env, _cls, "op", "I"));
t[i].op=(*env)->GetIntField(env, tobj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "options", "I"));
t[i].options=(*env)->GetIntField(env, tobj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "x", "I"));
t[i].r.x=(*env)->GetIntField(env, tobj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "y", "I"));
t[i].r.y=(*env)->GetIntField(env, tobj, _fid);
bailif0(_fid=(*env)->GetFieldID(env, _cls, "width", "I"));
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));
for(i=0; i<n; i++)
{
int w=jpegWidth, h=jpegHeight;
if(t[i].r.w!=0) w=t[i].r.w;
if(t[i].r.h!=0) h=t[i].r.h;
bailif0(jdstBufs[i]=(*env)->GetObjectArrayElement(env, dstobjs, i));
if((unsigned long)(*env)->GetArrayLength(env, jdstBufs[i])
<tjBufSize(w, h, jpegSubsamp))
_throw("Destination buffer is not large enough");
bailif0(dstBufs[i]=(*env)->GetPrimitiveArrayCritical(env, jdstBufs[i], 0));
}
if(tjTransform(handle, jpegBuf, jpegSize, n, dstBufs, dstSizes, t,
flags|TJFLAG_NOREALLOC)==-1)
{
(*env)->ReleasePrimitiveArrayCritical(env, jsrcBuf, jpegBuf, 0);
jpegBuf=NULL;
for(i=0; i<n; i++)
{
(*env)->ReleasePrimitiveArrayCritical(env, jdstBufs[i], dstBufs[i], 0);
dstBufs[i]=NULL;
}
_throw(tjGetErrorStr());
}
jdstSizes=(*env)->NewIntArray(env, n);
bailif0(dstSizesi=(*env)->GetIntArrayElements(env, jdstSizes, 0));
for(i=0; i<n; i++) dstSizesi[i]=(int)dstSizes[i];
bailout:
if(jpegBuf) (*env)->ReleasePrimitiveArrayCritical(env, jsrcBuf, jpegBuf, 0);
if(dstBufs)
{
for(i=0; i<n; i++)
{
if(dstBufs[i] && jdstBufs && jdstBufs[i])
(*env)->ReleasePrimitiveArrayCritical(env, jdstBufs[i], dstBufs[i], 0);
}
free(dstBufs);
}
if(jdstBufs) free(jdstBufs);
if(dstSizes) free(dstSizes);
if(dstSizesi) (*env)->ReleaseIntArrayElements(env, jdstSizes, dstSizesi, 0);
if(t) free(t);
return jdstSizes;
}
JNIEXPORT void JNICALL Java_com_turbovnc_vncviewer_Viewport_setupExtInput
(JNIEnv *env, jobject obj)
{
jclass cls, eidcls;
jfieldID fid;
jmethodID mid;
Display *dpy = NULL;
Window win = 0;
XDeviceInfo *devInfo = NULL;
XDevice *device = NULL;
int nDevices = 0, i, ci, ai, nEvents = 0;
int buttonPressType = -1, buttonReleaseType = -1, motionType = -1;
XEventClass events[100] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1};
jobject extInputDevice;
if ((dpy = XOpenDisplay(NULL)) == NULL)
_throw("Could not open X display");
bailif0(cls = (*env)->GetObjectClass(env, obj));
bailif0(fid = (*env)->GetFieldID(env, cls, "x11win", "J"));
if ((win = (Window)(*env)->GetLongField(env, obj, fid)) == 0)
_throw("X window handle has not been initialized");
if ((devInfo = XListInputDevices(dpy, &nDevices)) == NULL)
_throw("Could not list XI devices");
for (i = 0; i < nDevices; i++) {
char *type;
XAnyClassPtr classInfo = devInfo[i].inputclassinfo;
CARD32 canGenerate = 0, productID = 0;
if (devInfo[i].use != IsXExtensionPointer)
continue;
if (devInfo[i].type == None)
continue;
type = XGetAtomName(dpy, devInfo[i].type);
if (!strcmp(type, "MOUSE")) {
XFree(type);
continue;
}
/* TurboVNC-specific: we use productID to represent the device type, so
we can recreate it on the server */
if (!strcmp(type, "CURSOR"))
productID = rfbGIIDevTypeCursor;
else if (!strcmp(type, "STYLUS"))
productID = rfbGIIDevTypeStylus;
else if (!strcmp(type, "ERASER"))
productID = rfbGIIDevTypeEraser;
else if (!strcmp(type, "TOUCH"))
productID = rfbGIIDevTypeTouch;
else if (!strcmp(type, "PAD"))
productID = rfbGIIDevTypePad;
XFree(type);
bailif0(eidcls =
(*env)->FindClass(env, "com/turbovnc/rfb/ExtInputDevice"));
bailif0(extInputDevice = (*env)->AllocObject(env, eidcls));
SET_STRING(eidcls, extInputDevice, name, devInfo[i].name);
SET_LONG(eidcls, extInputDevice, vendorID, 4242);
SET_LONG(eidcls, extInputDevice, productID, productID);
SET_LONG(eidcls, extInputDevice, id, devInfo[i].id);
for (ci = 0; ci < devInfo[i].num_classes; ci++) {
switch (classInfo->class) {
case ButtonClass:
{
XButtonInfoPtr b = (XButtonInfoPtr)classInfo;
SET_INT(eidcls, extInputDevice, numButtons, b->num_buttons);
canGenerate |= rfbGIIButtonPressMask | rfbGIIButtonReleaseMask;
break;
}
case ValuatorClass:
{
XValuatorInfoPtr v = (XValuatorInfoPtr)classInfo;
jclass valcls;
bailif0(valcls = (*env)->FindClass(env,
"com/turbovnc/rfb/ExtInputDevice$Valuator"));
if (v->mode == Absolute)
canGenerate |= rfbGIIValuatorAbsoluteMask;
else if (v->mode == Relative)
canGenerate |= rfbGIIValuatorRelativeMask;
for (ai = 0; ai < v->num_axes; ai++) {
jobject valuator;
XAxisInfoPtr a = &v->axes[ai];
char longName[75], shortName[5];
bailif0(valuator = (*env)->AllocObject(env, valcls));
SET_INT(valcls, valuator, index, ai);
snprintf(longName, 75, "Valuator %d", ai);
SET_STRING(valcls, valuator, longName, longName);
snprintf(shortName, 5, "%d", ai);
SET_STRING(valcls, valuator, shortName, shortName);
SET_INT(valcls, valuator, rangeMin, a->min_value);
SET_INT(valcls, valuator, rangeCenter,
(a->min_value + a->max_value) / 2);
SET_INT(valcls, valuator, rangeMax, a->max_value);
SET_INT(valcls, valuator, siUnit, rfbGIIUnitLength);
SET_INT(valcls, valuator, siDiv, a->resolution);
bailif0(mid = (*env)->GetMethodID(env, eidcls, "addValuator",
"(Lcom/turbovnc/rfb/ExtInputDevice$Valuator;)V"));
(*env)->CallVoidMethod(env, extInputDevice, mid, valuator);
}
break;
}
}
classInfo = (XAnyClassPtr)((char *)classInfo + classInfo->length);
}
SET_LONG(eidcls, extInputDevice, canGenerate, canGenerate);
if (canGenerate & rfbGIIValuatorAbsoluteMask)
SET_BOOL(eidcls, extInputDevice, absolute, 1);
if ((device = XOpenDevice(dpy, devInfo[i].id)) == NULL)
_throw("Could not open XI device");
for (ci = 0; ci < device->num_classes; ci++) {
if (device->classes[ci].input_class == ButtonClass) {
DeviceButtonPress(device, buttonPressType, events[nEvents]);
nEvents++;
DeviceButtonRelease(device, buttonReleaseType, events[nEvents]);
nEvents++;
} else if (device->classes[ci].input_class == ValuatorClass) {
DeviceMotionNotify(device, motionType, events[nEvents]);
nEvents++;
}
}
XCloseDevice(dpy, device); device=NULL;
bailif0(mid = (*env)->GetMethodID(env, cls, "addInputDevice",
"(Lcom/turbovnc/rfb/ExtInputDevice;)V"));
(*env)->CallVoidMethod(env, obj, mid, extInputDevice);
}
XFreeDeviceList(devInfo); devInfo = NULL;
if (nEvents == 0) {
printf("No extended input devices.\n");
goto bailout;
}
if (XSelectExtensionEvent(dpy, win, events, nEvents))
_throw("Could not select XI events");
SET_INT(cls, obj, buttonPressType, buttonPressType);
SET_INT(cls, obj, buttonReleaseType, buttonReleaseType);
SET_INT(cls, obj, motionType, motionType);
SET_LONG(cls, obj, x11dpy, (jlong)dpy);
printf("TurboVNC Helper: Listening for XInput events on %s (window 0x%.8x)\n",
DisplayString(dpy), (unsigned int)win);
bailout:
if (dpy && device) XCloseDevice(dpy, device);
if (devInfo) XFreeDeviceList(devInfo);
}