/**
* Download image from FireFly
*/
void FFMVCCD::grabImage()
{
dc1394error_t err;
dc1394video_frame_t *frame;
uint32_t uheight, uwidth;
int sub;
uint16_t val;
struct timeval start, end;
// Let's get a pointer to the frame buffer
uint8_t * image = PrimaryCCD.getFrameBuffer();
// Get width and height
int width = PrimaryCCD.getSubW() / PrimaryCCD.getBinX();
int height = PrimaryCCD.getSubH() / PrimaryCCD.getBinY();
memset(image, 0, PrimaryCCD.getFrameBufferSize());
/*-----------------------------------------------------------------------
* stop data transmission
*-----------------------------------------------------------------------*/
gettimeofday(&start, NULL);
for (sub = 0; sub < sub_count; ++sub) {
IDMessage(getDeviceName(), "Getting sub %d of %d", sub, sub_count);
err=dc1394_capture_dequeue(dcam, DC1394_CAPTURE_POLICY_WAIT, &frame);
if (err != DC1394_SUCCESS) {
IDMessage(getDeviceName(), "Could not capture frame");
}
dc1394_get_image_size_from_video_mode(dcam,DC1394_VIDEO_MODE_640x480_MONO16, &uwidth, &uheight);
if (DC1394_TRUE == dc1394_capture_is_frame_corrupt(dcam, frame)) {
IDMessage(getDeviceName(), "Corrupt frame!");
continue;
}
// Fill buffer with random pattern
for (int i=0; i < height ; i++) {
for (int j=0; j < width; j++) {
/* Detect unsigned overflow */
val = ((uint16_t *) image)[i*width+j] + ntohs(((uint16_t*) (frame->image))[i*width+j]);
if (val > ((uint16_t *) image)[i*width+j]) {
((uint16_t *) image)[i*width+j] = val;
} else {
((uint16_t *) image)[i*width+j] = 0xFFFF;
}
}
}
dc1394_capture_enqueue(dcam, frame);
}
err=dc1394_video_set_transmission(dcam,DC1394_OFF);
IDMessage(getDeviceName(), "Download complete.");
gettimeofday(&end, NULL);
IDMessage(getDeviceName(), "Download took %d uS", (int) ((end.tv_sec - start.tv_sec) * 1000000 + (end.tv_usec - start.tv_usec)));
// Let INDI::CCD know we're done filling the image buffer
ExposureComplete(&PrimaryCCD);
}
/* Downloads the image from the CCD. */
int MICCD::grabImage()
{
unsigned char *image = (unsigned char *) PrimaryCCD.getFrameBuffer();
if (isSimulation())
{
int height = PrimaryCCD.getSubH() / PrimaryCCD.getBinY();
int width = PrimaryCCD.getSubW() / PrimaryCCD.getBinX();
uint16_t *buffer = (uint16_t *) image;
for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++)
buffer[i * width + j] = rand() % UINT16_MAX;
}
else
{
int ret = 0;
if (gxccd_read_image(cameraHandle, image, PrimaryCCD.getFrameBufferSize()) < 0)
{
char errorStr[MAX_ERROR_LEN];
gxccd_get_last_error(cameraHandle, errorStr, sizeof(errorStr));
DEBUGF(INDI::Logger::DBG_ERROR, "Error getting image: %s.", errorStr);
}
}
if (ExposureRequest > POLLMS * 5)
DEBUG(INDI::Logger::DBG_SESSION, "Download complete.");
downloading = false;
ExposureComplete(&PrimaryCCD);
return 0;
}
/* Downloads the image from the CCD. */
int QHYCCD::grabImage()
{
if (sim)
{
unsigned char * image = (unsigned char *) PrimaryCCD.getFrameBuffer();
int width = PrimaryCCD.getSubW() / PrimaryCCD.getBinX() * PrimaryCCD.getBPP() / 8;
int height = PrimaryCCD.getSubH() / PrimaryCCD.getBinY();
for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++)
image[i * width + j] = rand() % 255;
}
else
{
uint32_t ret, w,h,bpp,channels;
ret = GetQHYCCDSingleFrame(camhandle,&w,&h,&bpp,&channels,PrimaryCCD.getFrameBuffer());
if (ret != QHYCCD_SUCCESS)
DEBUGF(INDI::Logger::DBG_ERROR, "GetQHYCCDSingleFrame error (%d)", ret);
}
// Perform software binning if necessary
//PrimaryCCD.binFrame();
DEBUG(INDI::Logger::DBG_DEBUG, "Download complete.");
if (ExposureRequest > POLLMS * 5)
DEBUG(INDI::Logger::DBG_SESSION, "Download complete.");
ExposureComplete(&PrimaryCCD);
return 0;
}
/* Downloads the image from the CCD.
N.B. No processing is done on the image */
int QSICCD::grabImage()
{
unsigned short* image = (unsigned short *) PrimaryCCD.getFrameBuffer();
int x,y,z;
try {
bool imageReady = false;
QSICam.get_ImageReady(&imageReady);
while(!imageReady)
{
usleep(500);
QSICam.get_ImageReady(&imageReady);
}
QSICam.get_ImageArraySize(x,y,z);
QSICam.get_ImageArray(image);
imageBuffer = image;
imageWidth = x;
imageHeight = y;
} catch (std::runtime_error err)
{
DEBUGF(INDI::Logger::DBG_ERROR, "get_ImageArray() failed. %s.", err.what());
return -1;
}
DEBUG(INDI::Logger::DBG_SESSION, "Download complete.");
ExposureComplete(&PrimaryCCD);
return 0;
}
/////////////////////////////////////////////////////////
/// Download from CCD
/////////////////////////////////////////////////////////
bool ATIKCCD::grabImage()
{
//uint8_t *image = PrimaryCCD.getFrameBuffer();
int x, y, w, h, binx, biny;
int rc = ArtemisGetImageData(hCam, &x, &y, &w, &h, &binx, &biny);
if (rc != ARTEMIS_OK)
return false;
int bufferSize = w * binx * h * biny * PrimaryCCD.getBPP() / 8;
if ( bufferSize < PrimaryCCD.getFrameBufferSize())
{
LOGF_WARN("Image size is unexpected. Expecting %d bytes but received %d bytes.", PrimaryCCD.getFrameBufferSize(), bufferSize);
PrimaryCCD.setFrameBufferSize(bufferSize, false);
}
std::unique_lock<std::mutex> guard(ccdBufferLock);
PrimaryCCD.setFrameBuffer(reinterpret_cast<uint8_t*>(ArtemisImageBuffer(hCam)));
guard.unlock();
if (ExposureRequest > VERBOSE_EXPOSURE)
LOG_INFO("Download complete.");
ExposureComplete(&PrimaryCCD);
return true;
}
/* Downloads the image from the CCD.*/
int FishCampCCD::grabImage()
{
std::unique_lock<std::mutex> guard(ccdBufferLock);
uint8_t *image = PrimaryCCD.getFrameBuffer();
UInt16 *frameBuffer = (UInt16 *)image;
int numBytes = fcUsb_cmd_getRawFrame(cameraNum, PrimaryCCD.getSubW(), PrimaryCCD.getSubH(), frameBuffer);
guard.unlock();
if(numBytes != 0)
{
LOG_INFO("Download complete.");
ExposureComplete(&PrimaryCCD);
return 0;
}
else
{
LOG_INFO("Download error. Please check the log for details.");
ExposureComplete(&PrimaryCCD); //This should be an error. It is not complete, it messed up!
return -1;
}
}
/* Downloads the image from the CCD.*/
int FishCampCCD::grabImage()
{
uint8_t *image = PrimaryCCD.getFrameBuffer();
UInt16 *frameBuffer = (UInt16 *)image;
fcUsb_cmd_getRawFrame(cameraNum, PrimaryCCD.getSubW(), PrimaryCCD.getSubH(), frameBuffer);
DEBUG(INDI::Logger::DBG_SESSION, "Download complete.");
ExposureComplete(&PrimaryCCD);
return 0;
}
/* Downloads the image from the CCD. */
int MICCD::grabImage()
{
std::unique_lock<std::mutex> guard(ccdBufferLock);
int ret = 0;
unsigned char *image = (unsigned char *)PrimaryCCD.getFrameBuffer();
int width = PrimaryCCD.getSubW() / PrimaryCCD.getBinX();
int height = PrimaryCCD.getSubH() / PrimaryCCD.getBinY();
if (isSimulation())
{
uint16_t *buffer = (uint16_t *)image;
for (int i = 0; i < height; i++)
for (int j = 0; j < width; j++)
buffer[i * width + j] = rand() % UINT16_MAX;
}
else
{
ret = gxccd_read_image(cameraHandle, image, PrimaryCCD.getFrameBufferSize());
if (ret < 0)
{
char errorStr[MAX_ERROR_LEN];
gxccd_get_last_error(cameraHandle, errorStr, sizeof(errorStr));
LOGF_ERROR("Error getting image: %s.", errorStr);
}
else
{
mirror_image(image, width, height);
}
}
guard.unlock();
if (ExposureRequest > POLLMS * 5 && !ret)
LOG_INFO("Download complete.");
downloading = false;
ExposureComplete(&PrimaryCCD);
return ret;
}
void DSICCD::grabImage()
{
int sub;
uint16_t val;
struct timeval start, end;
int rc;
uint16_t *buf;
int x, y;
// Let's get a pointer to the frame buffer
uint8_t * image = PrimaryCCD.getFrameBuffer();
// Get width and height
int width = PrimaryCCD.getSubW() / PrimaryCCD.getBinX();
int height = PrimaryCCD.getSubH() / PrimaryCCD.getBinY();
try {
buf = (uint16_t *) dsi->ccdFramebuffer();
} catch (...) {
DEBUG(INDI::Logger::DBG_SESSION, "Image download failed!");
return;
}
for (y = 0; y < height; ++y) {
for (x = 0; x < width; ++x) {
((uint16_t *) image)[x + width * y] = ntohs(buf[x + width * y]);
}
}
delete buf;
// Let INDI::CCD know we're done filling the image buffer
ExposureComplete(&PrimaryCCD);
DEBUG(INDI::Logger::DBG_SESSION, "Exposure complete.");
}
bool GPhotoCCD::grabImage()
{
//char ext[16];
uint8_t *memptr = PrimaryCCD.getFrameBuffer();
size_t memsize;
int fd, naxis=2, w, h, bpp=8;
if (sim)
{
w= PrimaryCCD.getXRes();
h= PrimaryCCD.getYRes();
size_t fullbuf_size = w*h + 512;
uint8_t * fullbuf = (uint8_t *) malloc(fullbuf_size);
for (int i = 0; i < h; i++)
for (int j = 0; j < w; j++)
fullbuf[i * w + j] = rand() % 255;
// Starting address if subframing
memptr = fullbuf + (PrimaryCCD.getSubY() * PrimaryCCD.getXRes()) + PrimaryCCD.getSubX();
memsize = PrimaryCCD.getSubW() * PrimaryCCD.getSubH() * PrimaryCCD.getBPP()/8;
PrimaryCCD.setFrameBuffer(memptr);
PrimaryCCD.setFrameBufferSize(memsize, false);
//PrimaryCCD.setResolution(w, h);
//PrimaryCCD.setFrame(0, 0, w, h);
PrimaryCCD.setNAxis(naxis);
PrimaryCCD.setBPP(bpp);
ExposureComplete(&PrimaryCCD);
return true;
}
// If only save to SD Card, let's not upload back to client
/*if (UploadS[GP_UPLOAD_SDCARD].s == ISS_ON)
{
DEBUG(INDI::Logger::DBG_SESSION, "Exposure complete. Image saved to SD Card.");
ExposureComplete(&PrimaryCCD);
return true;
}*/
if (transferFormatS[0].s == ISS_ON)
{
char tmpfile[] = "/tmp/indi_XXXXXX";
//dcraw can't read from stdin, so we need to write to disk then read it back
fd = mkstemp(tmpfile);
int ret = gphoto_read_exposure_fd(gphotodrv, fd);
if (ret != GP_OK || fd == -1)
{
if (fd == -1)
DEBUGF(INDI::Logger::DBG_ERROR, "Exposure failed to save image. Cannot create temp file %s", tmpfile);
else
DEBUGF(INDI::Logger::DBG_ERROR, "Exposure failed to save image... %s", gp_result_as_string(ret));
unlink(tmpfile);
return false;
}
if (!strcmp(gphoto_get_file_extension(gphotodrv), "unknown"))
{
DEBUG(INDI::Logger::DBG_ERROR, "Exposure failed.");
return false;
}
/* We're done exposing */
DEBUG(INDI::Logger::DBG_SESSION, "Exposure done, downloading image...");
if(strcasecmp(gphoto_get_file_extension(gphotodrv), "jpg") == 0 ||
strcasecmp(gphoto_get_file_extension(gphotodrv), "jpeg") == 0)
{
if (read_jpeg(tmpfile, &memptr, &memsize, &naxis, &w, &h))
{
DEBUG(INDI::Logger::DBG_ERROR, "Exposure failed to parse jpeg.");
unlink(tmpfile);
return false;
}
DEBUGF(INDI::Logger::DBG_DEBUG, "read_jpeg: memsize (%d) naxis (%d) w (%d) h (%d) bpp (%d)", memsize, naxis, w, h, bpp);
}
else
{
if (read_dcraw(tmpfile, &memptr, &memsize, &naxis, &w, &h, &bpp))
{
DEBUG(INDI::Logger::DBG_ERROR, "Exposure failed to parse raw image.");
unlink(tmpfile);
return false;
}
DEBUGF(INDI::Logger::DBG_DEBUG, "read_dcraw: memsize (%d) naxis (%d) w (%d) h (%d) bpp (%d)", memsize, naxis, w, h, bpp);
unlink(tmpfile);
}
PrimaryCCD.setImageExtension("fits");
// If subframing is requested
if (frameInitialized && (PrimaryCCD.getSubH() < PrimaryCCD.getYRes() || PrimaryCCD.getSubW() < PrimaryCCD.getXRes()))
{
int subFrameSize = PrimaryCCD.getSubW() * PrimaryCCD.getSubH() * bpp/8 * ((naxis == 3) ? 3 : 1);
int oneFrameSize = PrimaryCCD.getSubW() * PrimaryCCD.getSubH() * bpp/8;
uint8_t *subframeBuf = (uint8_t *) malloc(subFrameSize);
int startY= PrimaryCCD.getSubY();
int endY = startY + PrimaryCCD.getSubH();
int lineW = PrimaryCCD.getSubW() * bpp/8;
int subX = PrimaryCCD.getSubX();
if (naxis == 2)
{
for (int i=startY ; i < endY; i++)
memcpy(subframeBuf + (i - startY) * lineW, memptr + (i * w + subX) * bpp/8 , lineW);
}
else
{
uint8_t *subR = subframeBuf;
uint8_t *subG = subframeBuf + oneFrameSize;
uint8_t *subB = subframeBuf + oneFrameSize * 2;
uint8_t *startR = memptr;
uint8_t *startG = memptr + (w * h * bpp/8);
uint8_t *startB = memptr + (w * h * bpp/8 * 2);
for (int i=startY; i < endY; i++)
{
memcpy(subR + (i-startY) * lineW, startR + (i * w + subX) * bpp/8 , lineW );
memcpy(subG + (i-startY) * lineW, startG + (i * w + subX) * bpp/8 , lineW );
memcpy(subB + (i-startY) * lineW, startB + (i * w + subX) * bpp/8 , lineW );
}
}
PrimaryCCD.setFrameBuffer(subframeBuf);
PrimaryCCD.setFrameBufferSize(subFrameSize, false);
PrimaryCCD.setResolution(w, h);
PrimaryCCD.setNAxis(naxis);
PrimaryCCD.setBPP(bpp);
ExposureComplete(&PrimaryCCD);
// Restore old pointer and release memory
PrimaryCCD.setFrameBuffer(memptr);
PrimaryCCD.setFrameBufferSize(memsize, false);
free(subframeBuf);
}
else
{
// We need to initially set the frame dimensions for the first time since it is unknown at the time of connection.
frameInitialized = true;
PrimaryCCD.setFrame(0, 0, w, h);
PrimaryCCD.setFrameBuffer(memptr);
PrimaryCCD.setFrameBufferSize(memsize, false);
PrimaryCCD.setResolution(w, h);
PrimaryCCD.setNAxis(naxis);
PrimaryCCD.setBPP(bpp);
ExposureComplete(&PrimaryCCD);
}
}
else
{
int rc = gphoto_read_exposure(gphotodrv);
if (rc != 0)
{
DEBUG(INDI::Logger::DBG_ERROR, "Failed to expose.");
return rc;
}
/* We're done exposing */
DEBUG(INDI::Logger::DBG_DEBUG, "Exposure done, downloading image...");
uint8_t *newMemptr = NULL;
gphoto_get_buffer(gphotodrv, (const char **)&newMemptr, &memsize);
memptr = (uint8_t *)realloc(memptr, memsize); // We copy the obtained memory pointer to avoid freeing some gphoto memory
memcpy(memptr, newMemptr, memsize); //
gphoto_get_dimensions(gphotodrv, &w, &h);
PrimaryCCD.setImageExtension(gphoto_get_file_extension(gphotodrv));
if (w > 0 && h > 0)
PrimaryCCD.setFrame(0, 0, w, h);
PrimaryCCD.setFrameBuffer(memptr);
PrimaryCCD.setFrameBufferSize(memsize, false);
if (w > 0 && h > 0)
PrimaryCCD.setResolution(w, h);
PrimaryCCD.setNAxis(naxis);
PrimaryCCD.setBPP(bpp);
ExposureComplete(&PrimaryCCD);
}
return true;
}
void CCDSim::TimerHit()
{
int nexttimer=1000;
if(isConnected() == false) return; // No need to reset timer if we are not connected anymore
if(InExposure)
{
if (AbortPrimaryFrame)
{
InExposure = false;
AbortPrimaryFrame = false;
}
else
{
float timeleft;
timeleft=CalcTimeLeft(ExpStart,ExposureRequest);
//IDLog("CCD Exposure left: %g - Requset: %g\n", timeleft, ExposureRequest);
if (timeleft < 0)
timeleft = 0;
PrimaryCCD.setExposureLeft(timeleft);
if(timeleft < 1.0)
{
if(timeleft <= 0.001)
{
InExposure=false;
ExposureComplete(&PrimaryCCD);
} else
{
nexttimer=timeleft*1000; // set a shorter timer
}
}
}
}
if(InGuideExposure)
{
float timeleft;
timeleft=CalcTimeLeft(GuideExpStart,GuideExposureRequest);
//IDLog("GUIDE Exposure left: %g - Requset: %g\n", timeleft, GuideExposureRequest);
if (timeleft < 0)
timeleft = 0;
//ImageExposureN[0].value = timeleft;
//IDSetNumber(ImageExposureNP, NULL);
GuideCCD.setExposureLeft(timeleft);
if(timeleft < 1.0)
{
if(timeleft <= 0.001)
{
InGuideExposure=false;
if(!AbortGuideFrame)
{
//IDLog("Sending guider frame\n");
ExposureComplete(&GuideCCD);
if(InGuideExposure)
{ // the call to complete triggered another exposure
timeleft=CalcTimeLeft(GuideExpStart,GuideExposureRequest);
if(timeleft <1.0)
{
nexttimer=timeleft*1000;
}
}
} else
{
IDLog("Not sending guide frame cuz of abort\n");
}
AbortGuideFrame=false;
} else
{
nexttimer=timeleft*1000; // set a shorter timer
}
}
}
SetTimer(nexttimer);
return;
}
