XILOutputAssistor::XILOutputAssistor(int type,const char*fn,struct deviceattributes *devattr) : Renderer(type) {
char *cisname;
XilDevice device;
filename_ = strdup(fn);
memcpy(&deviceattributes_,devattr,sizeof(deviceattributes_));
cisname=NULL;
switch (type) {
case FT_JPEG|FT_HW:
cisname = "Jpeg";
memcpy(jfif_header1,jfif_header1_,sizeof(jfif_header1_));
memcpy(jfif_header2,jfif_header2_,sizeof(jfif_header2_));
break;
case FT_H261:
cisname = "H261";
break;
case FT_CELLB:
cisname = "CellB";
break;
default:
fprintf(stderr," unknown cis %d???\n",type&~FT_HW);
break;
}
type_ = type;
imageYCC = NULL;
xil_ = xil_open();
if (xil_ == 0) {
fprintf(stderr,"couldn't open xil.\n");
return;//FIXME
}
device = xil_device_create(xil_,deviceattributes_.name);
if (device == 0) {
fprintf(stderr,"couldn't open %s\n",deviceattributes_.name);
return;
}
xil_device_set_value(device,"DEVICE_NAME",(void*)filename_);
//fprintf(stderr,"VIDEO_OUT\n");
xil_device_set_value(device,"VIDEO_OUT",(void*)TRUE);
o1kimage = xil_create_from_device(xil_,deviceattributes_.name,device);
int arg;
xil_get_device_attribute(o1kimage,"VIDEO_OUT",(void**)&arg);
//fprintf(stderr,"VIDEO_OUT-> %d\n",arg);
cis_ = xil_cis_create(xil_ , cisname);
if (cis_ == 0) {
fprintf(stderr,"couldn't create CIS for %s\n",cisname);
return;
}
xil_cis_set_keep_frames(cis_, 3);
xil_cis_set_max_frames(cis_, 3);
//fprintf(stderr,"HW_DECOMPRESS_CIS\n");
// use _THIS_ cis_ for HW decompression
xil_set_attribute(o1kimage,"HW_DECOMPRESS_CIS",cis_);
}
static int
tryPort(JNIEnv *env, jobject jxil, InstanceState *inst)
{
XilDataType datatype;
int i;
inst->signal = 0;
inst->inWidth = 0;
inst->inHeight = 0;
xil_set_device_attribute(inst->rtvc_image, "PORT_V", (void *)inst->port);
/* Debug Message */
PRINT("XILCapture xil_set_device_attribute() completed \n");
/*
* On a busy system attempts to get the signal format fail so try
* multiple times. In addition, some video sources (like VCRs)
* have a poor signal unless actively transmitting so signal format
* may report unknown (0).
*/
for (i = 0; i < 10; i++) {
if (xil_get_device_attribute(inst->rtvc_image, "FORMAT_V",
(void **) &inst->signal) == XIL_SUCCESS)
break;
}
/* Debug Message */
if (inst->signal == 0) {
/* signal format unknown, may not be a camera or video source */
PRINT("XILCapture xil_get_device_attribute() == unknown signal \n");
}
xil_get_info(inst->rtvc_image, &inst->inWidth, &inst->inHeight,
&inst->inBands, &datatype);
/* Debug Message */
PRINT("XILCapture xil_get_info() completed \n");
return 1;
}