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cam_indi.cpp
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cam_indi.cpp
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/*
* cam_indi.cpp
* PHD Guiding
*
* Created by Geoffrey Hausheer.
* Copyright (c) 2009 Geoffrey Hausheer.
* All rights reserved.
*
* Redraw for libindi/baseclient by Patrick Chevalley
* Copyright (c) 2014 Patrick Chevalley
* All rights reserved.
*
* This source code is distributed under the following "BSD" license
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* Neither the name of Craig Stark, Stark Labs nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "phd.h"
#ifdef INDI_CAMERA
#include <iostream>
#include <fstream>
#include "config_indi.h"
#include "camera.h"
#include "time.h"
#include "image_math.h"
#include "cam_indi.h"
CameraINDI::CameraINDI()
:
sync_cond(sync_lock),
m_gui(nullptr)
{
ClearStatus();
// load the values from the current profile
INDIhost = pConfig->Profile.GetString("/indi/INDIhost", _T("localhost"));
INDIport = pConfig->Profile.GetLong("/indi/INDIport", 7624);
INDICameraName = pConfig->Profile.GetString("/indi/INDIcam", _T("INDI Camera"));
INDICameraCCD = pConfig->Profile.GetLong("/indi/INDIcam_ccd", 0);
INDICameraPort = pConfig->Profile.GetString("/indi/INDIcam_port",_T(""));
INDICameraForceVideo = pConfig->Profile.GetBoolean("/indi/INDIcam_forcevideo",false);
INDICameraForceExposure = pConfig->Profile.GetBoolean("/indi/INDIcam_forceexposure",false);
Name = wxString::Format("INDI Camera [%s]", INDICameraName);
SetCCDdevice();
PropertyDialogType = PROPDLG_ANY;
FullSize = wxSize(640,480);
HasSubframes = true;
m_bitsPerPixel = 0;
HasBayer = false;
}
CameraINDI::~CameraINDI()
{
if (m_gui)
IndiGui::DestroyIndiGui(&m_gui);
DisconnectIndiServer();
}
void CameraINDI::ClearStatus()
{
// reset properties pointer
connection_prop = nullptr;
expose_prop = nullptr;
frame_prop = nullptr;
frame_type_prop = nullptr;
ccdinfo_prop = nullptr;
binning_prop = nullptr;
video_prop = nullptr;
camera_port = nullptr;
camera_device = nullptr;
pulseGuideNS_prop = nullptr;
pulseGuideEW_prop = nullptr;
// reset connection status
has_blob = false;
Connected = false;
ready = false;
m_hasGuideOutput = false;
PixSize = PixSizeX = PixSizeY = 0.0;
cam_bp = nullptr;
guide_active = false;
sync_cond.Broadcast(); // just in case worker thread was blocked waiting for guide pulse to complete
}
void CameraINDI::CheckState()
{
// Check if the device has all the required properties for our usage.
if (has_blob && camera_device && Connected && (expose_prop || video_prop))
{
if (!ready)
{
Debug.Write(wxString::Format("INDI Camera is ready\n"));
ready = true;
first_frame = true;
if (modal)
modal = false;
}
}
}
void CameraINDI::newDevice(INDI::BaseDevice *dp)
{
if (strcmp(dp->getDeviceName(), INDICameraName.mb_str(wxConvUTF8)) == 0)
{
// The camera object
camera_device = dp;
}
}
void CameraINDI::newSwitch(ISwitchVectorProperty *svp)
{
// we go here every time a Switch state change
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Receive Switch: %s = %i\n", svp->name, svp->sp->s));
if (strcmp(svp->name, "CONNECTION") == 0)
{
ISwitch *connectswitch = IUFindSwitch(svp,"CONNECT");
if (connectswitch->s == ISS_ON)
{
Connected = true;
}
else
{
if (ready)
{
ClearStatus();
// call Disconnect in the main thread since that will
// want to join the INDI worker thread which is
// probably the current thread
PhdApp::ExecInMainThread(
[this]() {
DisconnectWithAlert(_("INDI camera disconnected"), NO_RECONNECT);
});
}
}
}
}
void CameraINDI::newMessage(INDI::BaseDevice *dp, int messageID)
{
// we go here every time the camera driver send a message
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Receive message: %s\n", dp->messageQueue(messageID)));
}
inline static const char *StateStr(IPState st)
{
switch (st) {
default: case IPS_IDLE: return "Idle";
case IPS_OK: return "Ok";
case IPS_BUSY: return "Busy";
case IPS_ALERT: return "Alert";
}
}
void CameraINDI::newNumber(INumberVectorProperty *nvp)
{
// we go here every time a Number value change
if (INDIConfig::Verbose())
{
if (strcmp(nvp->name, "CCD_EXPOSURE") == 0 )
{
// rate limit this one, it's too noisy
static double s_lastval;
if (nvp->np->value > 0.0 && fabs(nvp->np->value - s_lastval) < 0.5)
return;
s_lastval = nvp->np->value;
}
Debug.Write(wxString::Format("INDI Camera Receive Number: %s = %g state = %s\n", nvp->name, nvp->np->value, StateStr(nvp->s)));
}
if (nvp == ccdinfo_prop)
{
PixSize = IUFindNumber(ccdinfo_prop,"CCD_PIXEL_SIZE")->value;
PixSizeX = IUFindNumber(ccdinfo_prop,"CCD_PIXEL_SIZE_X")->value;
PixSizeY = IUFindNumber(ccdinfo_prop,"CCD_PIXEL_SIZE_Y")->value;
m_maxSize.x = IUFindNumber(ccdinfo_prop,"CCD_MAX_X")->value;
m_maxSize.y = IUFindNumber(ccdinfo_prop,"CCD_MAX_Y")->value;
FullSize = wxSize(m_maxSize.x / Binning, m_maxSize.y / Binning);
m_bitsPerPixel = IUFindNumber(ccdinfo_prop, "CCD_BITSPERPIXEL")->value;
}
else if (nvp == binning_prop)
{
MaxBinning = wxMin(binning_x->max, binning_y->max);
Binning = wxMin(binning_x->value, binning_y->value);
if (Binning > MaxBinning)
Binning = MaxBinning;
m_curBinning = Binning;
FullSize = wxSize(m_maxSize.x / Binning, m_maxSize.y / Binning);
}
else if (nvp == pulseGuideEW_prop || nvp == pulseGuideNS_prop)
{
bool notify = false;
{
wxMutexLocker lck(sync_lock);
if (guide_active && nvp->s != IPS_BUSY &&
((guide_active_axis == GUIDE_RA && nvp == pulseGuideEW_prop) || (guide_active_axis == GUIDE_DEC && nvp == pulseGuideNS_prop)))
{
guide_active = false;
notify = true;
}
else if (!guide_active && nvp->s == IPS_BUSY)
{
guide_active = true;
guide_active_axis = nvp == pulseGuideEW_prop ? GUIDE_RA : GUIDE_DEC;
}
}
if (notify)
sync_cond.Broadcast();
}
}
void CameraINDI::newText(ITextVectorProperty *tvp)
{
// we go here every time a Text value change
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Receive Text: %s = %s\n", tvp->name, tvp->tp->text));
}
void CameraINDI::newBLOB(IBLOB *bp)
{
// we go here every time a new blob is available
// this is normally the image from the camera
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Got camera blob %s\n", bp->name));
if (expose_prop && !INDICameraForceVideo)
{
if (bp->name == INDICameraBlobName)
{
cam_bp = bp;
modal = false;
}
}
else if (video_prop)
{
cam_bp = bp;
if (modal && !stacking)
{
StackStream();
}
}
}
#ifdef INDI_PRE_1_1_0
typedef INDI_PROPERTY_TYPE INDI_TYPE;
#endif
void CameraINDI::newProperty(INDI::Property *property)
{
// Here we receive a list of all the properties after the connection
// Updated values are not received here but in the newTYPE() functions above.
// We keep the vector for each interesting property to send some data later.
wxString PropName(property->getName());
INDI_PROPERTY_TYPE Proptype = property->getType();
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Property: %s\n", property->getName()));
if (Proptype == INDI_BLOB)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found BLOB property for %s %s\n", property->getDeviceName(), PropName));
if (PropName == INDICameraBlobName)
{
has_blob = 1;
// set option to receive blob and messages for the selected CCD
setBLOBMode(B_ALSO, INDICameraName.mb_str(wxConvUTF8), INDICameraBlobName.mb_str(wxConvUTF8));
}
}
else if (PropName == INDICameraCCDCmd + "EXPOSURE" && Proptype == INDI_NUMBER)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found CCD_EXPOSURE for %s %s\n", property->getDeviceName(), PropName));
expose_prop = property->getNumber();
}
else if (PropName == INDICameraCCDCmd + "FRAME" && Proptype == INDI_NUMBER)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found CCD_FRAME for %s %s\n", property->getDeviceName(), PropName));
frame_prop = property->getNumber();
frame_x = IUFindNumber(frame_prop,"X");
frame_y = IUFindNumber(frame_prop,"Y");
frame_width = IUFindNumber(frame_prop,"WIDTH");
frame_height = IUFindNumber(frame_prop,"HEIGHT");
}
else if (PropName == INDICameraCCDCmd + "FRAME_TYPE" && Proptype == INDI_SWITCH)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found CCD_FRAME_TYPE for %s %s\n", property->getDeviceName(), PropName));
frame_type_prop = property->getSwitch();
}
else if (PropName == INDICameraCCDCmd + "BINNING" && Proptype == INDI_NUMBER)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found CCD_BINNING for %s %s\n", property->getDeviceName(), PropName));
binning_prop = property->getNumber();
binning_x = IUFindNumber(binning_prop,"HOR_BIN");
binning_y = IUFindNumber(binning_prop,"VER_BIN");
newNumber(binning_prop);
}
else if (PropName == INDICameraCCDCmd + "CFA" && Proptype == INDI_TEXT)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found CCD_CFA for %s %s\n", property->getDeviceName(), PropName));
ITextVectorProperty *cfa_prop = property->getText();
IText *cfa_type = IUFindText(cfa_prop, "CFA_TYPE");
if (cfa_type && cfa_type->text && *cfa_type->text)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera CFA_TYPE is %s\n", cfa_type->text));
HasBayer = true;
}
}
else if (((PropName == INDICameraCCDCmd + "VIDEO_STREAM")) && Proptype == INDI_SWITCH)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found Video %s %s\n", property->getDeviceName(), PropName));
video_prop = property->getSwitch();
has_old_videoprop = false;
}
else if (((PropName == "VIDEO_STREAM") ) && Proptype == INDI_SWITCH)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found Video %s %s\n", property->getDeviceName(), PropName));
video_prop = property->getSwitch();
has_old_videoprop = true;
}
else if (PropName == "DEVICE_PORT" && Proptype == INDI_TEXT)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found device port for %s \n", property->getDeviceName()));
camera_port = property->getText();
}
else if (PropName == "CONNECTION" && Proptype == INDI_SWITCH)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Found CONNECTION for %s %s\n", property->getDeviceName(), PropName));
// Check the value here in case the device is already connected
connection_prop = property->getSwitch();
ISwitch *connectswitch = IUFindSwitch(connection_prop,"CONNECT");
Connected = (connectswitch->s == ISS_ON);
}
else if (PropName == "DRIVER_INFO" && Proptype == INDI_TEXT)
{
if (camera_device && (camera_device->getDriverInterface() & INDI::BaseDevice::GUIDER_INTERFACE))
m_hasGuideOutput = true; // Device supports guiding
}
else if (PropName == "TELESCOPE_TIMED_GUIDE_NS" && Proptype == INDI_NUMBER)
{
pulseGuideNS_prop = property->getNumber();
pulseN_prop = IUFindNumber(pulseGuideNS_prop,"TIMED_GUIDE_N");
pulseS_prop = IUFindNumber(pulseGuideNS_prop,"TIMED_GUIDE_S");
}
else if (PropName == "TELESCOPE_TIMED_GUIDE_WE" && Proptype == INDI_NUMBER)
{
pulseGuideEW_prop = property->getNumber();
pulseW_prop = IUFindNumber(pulseGuideEW_prop,"TIMED_GUIDE_W");
pulseE_prop = IUFindNumber(pulseGuideEW_prop,"TIMED_GUIDE_E");
}
else if (PropName == INDICameraCCDCmd + "INFO" && Proptype == INDI_NUMBER)
{
ccdinfo_prop = property->getNumber();
newNumber(ccdinfo_prop);
}
CheckState();
}
bool CameraINDI::Connect(const wxString& camId)
{
// If not configured open the setup dialog
if (INDICameraName == wxT("INDI Camera"))
{
CameraSetup();
}
Debug.Write(wxString::Format("INDI Camera connecting to device [%s]\n", INDICameraName));
// define server to connect to.
setServer(INDIhost.mb_str(wxConvUTF8), INDIport);
// Receive messages only for our camera.
watchDevice(INDICameraName.mb_str(wxConvUTF8));
// Connect to server.
if (connectServer())
{
Debug.Write(wxString::Format("INDI Camera: connectServer done ready = %d\n", ready));
return !ready;
}
// last chance to fix the setup
CameraSetup();
setServer(INDIhost.mb_str(wxConvUTF8), INDIport);
watchDevice(INDICameraName.mb_str(wxConvUTF8));
if (connectServer())
{
Debug.Write(wxString::Format("INDI Camera: connectServer [2] done ready = %d\n", ready));
return !ready;
}
return true;
}
wxByte CameraINDI::BitsPerPixel()
{
return m_bitsPerPixel;
}
bool CameraINDI::Disconnect()
{
// Disconnect from server (no-op if not connected)
DisconnectIndiServer();
return false;
}
bool CameraINDI::ConnectToDriver(RunInBg *r)
{
modal = true;
// wait for the device port property
wxLongLong msec = wxGetUTCTimeMillis();
if (INDICameraPort.Length()) // the camera port is optional
{
while (!camera_port && wxGetUTCTimeMillis() - msec < 15 * 1000)
{
if (r->IsCanceled())
{
modal = false;
return false;
}
wxMilliSleep(20);
}
if (!camera_port)
{
r->SetErrorMsg(_("Connection timed-out"));
modal = false;
return false;
}
// Set the port before to trying to connect the device
char *porttext = strdup(INDICameraPort.mb_str());
camera_port->tp->text = porttext;
sendNewText(camera_port);
}
// Connect the camera device
while (!connection_prop && wxGetUTCTimeMillis() - msec < 15 * 1000)
{
if (r->IsCanceled())
{
modal = false;
return false;
}
wxMilliSleep(20);
}
if (!connection_prop)
{
r->SetErrorMsg(_("connection timed-out"));
modal = false;
return false;
}
connectDevice(INDICameraName.mb_str(wxConvUTF8));
msec = wxGetUTCTimeMillis();
while (modal && wxGetUTCTimeMillis() - msec < 30 * 1000)
{
if (r->IsCanceled())
{
modal = false;
return false;
}
wxMilliSleep(20);
}
if (!ready)
{
r->SetErrorMsg(_("Connection timed-out"));
}
modal = false;
return ready;
}
void CameraINDI::serverConnected()
{
// After connection to the server
struct ConnectInBg : public ConnectCameraInBg
{
CameraINDI *cam;
ConnectInBg(CameraINDI *cam_) : cam(cam_) { }
bool Entry()
{
return !cam->ConnectToDriver(this);
}
};
ConnectInBg bg(this);
if (bg.Run())
{
Debug.Write(wxString::Format("INDI Camera bg connection failed canceled=%d\n", bg.IsCanceled()));
CamConnectFailed(wxString::Format(_("Cannot connect to camera %s: %s"), INDICameraName, bg.GetErrorMsg()));
Connected = false;
Disconnect();
}
else
{
Debug.Write("INDI Camera bg connection succeeded\n");
Connected = true;
}
}
void CameraINDI::IndiServerDisconnected(int exit_code)
{
Debug.Write("INDI Camera: serverDisconnected\n");
// after disconnection we reset the connection status and the properties pointers
ClearStatus();
// in case the connection lost we must reset the client socket
if (exit_code == -1)
DisconnectWithAlert(_("INDI server disconnected"), NO_RECONNECT);
}
#ifndef INDI_PRE_1_0_0
void CameraINDI::removeDevice(INDI::BaseDevice *dp)
{
ClearStatus();
DisconnectWithAlert(_("INDI camera disconnected"), NO_RECONNECT);
}
#endif
void CameraINDI::ShowPropertyDialog()
{
if (Connected)
{
// show the devices INDI dialog
CameraDialog();
}
else
{
// show the server and device configuration
CameraSetup();
}
}
void CameraINDI::CameraDialog()
{
if (m_gui)
{
m_gui->Show();
}
else
{
IndiGui::ShowIndiGui(&m_gui, INDIhost, INDIport, false, false);
}
}
void CameraINDI::CameraSetup()
{
// show the server and device configuration
INDIConfig indiDlg(wxGetApp().GetTopWindow(), _("INDI Camera Selection"), INDI_TYPE_CAMERA);
indiDlg.INDIhost = INDIhost;
indiDlg.INDIport = INDIport;
indiDlg.INDIDevName = INDICameraName;
indiDlg.INDIDevCCD = INDICameraCCD;
indiDlg.INDIDevPort = INDICameraPort;
indiDlg.INDIForceVideo = INDICameraForceVideo;
indiDlg.INDIForceExposure = INDICameraForceExposure;
// initialize with actual values
indiDlg.SetSettings();
// try to connect to server
indiDlg.Connect();
if (indiDlg.ShowModal() == wxID_OK)
{
// if OK save the values to the current profile
indiDlg.SaveSettings();
INDIhost = indiDlg.INDIhost;
INDIport = indiDlg.INDIport;
INDICameraName = indiDlg.INDIDevName;
INDICameraCCD = indiDlg.INDIDevCCD;
INDICameraPort = indiDlg.INDIDevPort;
INDICameraForceVideo = indiDlg.INDIForceVideo;
INDICameraForceExposure = indiDlg.INDIForceExposure;
pConfig->Profile.SetString("/indi/INDIhost", INDIhost);
pConfig->Profile.SetLong("/indi/INDIport", INDIport);
pConfig->Profile.SetString("/indi/INDIcam", INDICameraName);
pConfig->Profile.SetLong("/indi/INDIcam_ccd",INDICameraCCD);
pConfig->Profile.SetBoolean("/indi/INDIcam_forcevideo",INDICameraForceVideo);
pConfig->Profile.SetBoolean("/indi/INDIcam_forceexposure",INDICameraForceExposure);
pConfig->Profile.SetString("/indi/INDIcam_port",INDICameraPort);
Name = INDICameraName;
SetCCDdevice();
}
indiDlg.Disconnect();
}
void CameraINDI::SetCCDdevice()
{
if (INDICameraCCD == 0)
{
INDICameraBlobName = "CCD1";
INDICameraCCDCmd = "CCD_";
}
else
{
INDICameraBlobName = "CCD2";
INDICameraCCDCmd = "GUIDER_";
}
}
bool CameraINDI::ReadFITS(usImage& img, bool takeSubframe, const wxRect& subframe)
{
int xsize, ysize;
fitsfile *fptr; // FITS file pointer
int status = 0; // CFITSIO status value MUST be initialized to zero!
int hdutype, naxis;
int nhdus = 0;
long fits_size[2];
long fpixel[3] = {1,1,1};
size_t bsize = static_cast<size_t>(cam_bp->bloblen);
// load blob to CFITSIO
if (fits_open_memfile(&fptr,
"",
READONLY,
&(cam_bp->blob),
&bsize,
0,
nullptr,
&status))
{
pFrame->Alert(_("Unsupported type or read error loading FITS file"));
return true;
}
if (fits_get_hdu_type(fptr, &hdutype, &status) || hdutype != IMAGE_HDU)
{
pFrame->Alert(_("FITS file is not of an image"));
PHD_fits_close_file(fptr);
return true;
}
// Get HDUs and size
fits_get_img_dim(fptr, &naxis, &status);
fits_get_img_size(fptr, 2, fits_size, &status);
xsize = (int) fits_size[0];
ysize = (int) fits_size[1];
fits_get_num_hdus(fptr,&nhdus,&status);
if ((nhdus != 1) || (naxis != 2))
{
pFrame->Alert(_("Unsupported type or read error loading FITS file"));
PHD_fits_close_file(fptr);
return true;
}
if (takeSubframe)
{
if (img.Init(FullSize))
{
pFrame->Alert(_("Memory allocation error"));
PHD_fits_close_file(fptr);
return true;
}
img.Clear();
img.Subframe = subframe;
unsigned short *rawdata = new unsigned short[xsize*ysize];
if (fits_read_pix(fptr, TUSHORT, fpixel, xsize*ysize, nullptr, rawdata, nullptr, &status))
{
pFrame->Alert(_("Error reading data"));
PHD_fits_close_file(fptr);
delete[] rawdata;
return true;
}
int i = 0;
for (int y = 0; y < subframe.height; y++)
{
unsigned short *dataptr = img.ImageData + (y + subframe.y) * img.Size.GetWidth() + subframe.x;
memcpy(dataptr, &rawdata[i], subframe.width * sizeof(unsigned short));
i += subframe.width;
}
delete[] rawdata;
}
else
{
if (img.Init(xsize,ysize))
{
pFrame->Alert(_("Memory allocation error"));
PHD_fits_close_file(fptr);
return true;
}
// Read image
if (fits_read_pix(fptr, TUSHORT, fpixel, xsize*ysize, nullptr, img.ImageData, nullptr, &status))
{
pFrame->Alert(_("Error reading data"));
PHD_fits_close_file(fptr);
return true;
}
}
PHD_fits_close_file(fptr);
return false;
}
bool CameraINDI::ReadStream(usImage& img)
{
int xsize, ysize;
unsigned char *inptr;
unsigned short *outptr;
if (!frame_prop)
{
pFrame->Alert(_("No CCD_FRAME property, failed to determine image dimensions"));
return true;
}
if (!frame_width)
{
pFrame->Alert(_("No WIDTH value, failed to determine image dimensions"));
return true;
}
xsize = frame_width->value;
if (!frame_height)
{
pFrame->Alert(_("No HEIGHT value, failed to determine image dimensions"));
return true;
}
ysize = frame_height->value;
// allocate image
if (img.Init(xsize,ysize))
{
pFrame->Alert(_("CCD stream: memory allocation error"));
return true;
}
// copy image
outptr = img.ImageData;
inptr = (unsigned char *) cam_bp->blob;
for (int i = 0; i < xsize * ysize; i++)
*outptr ++ = *inptr++;
return false;
}
bool CameraINDI::StackStream()
{
unsigned char *inptr;
unsigned short *outptr;
if (StackImg)
{
// Add new blob to stacked image
stacking = true;
outptr = StackImg->ImageData;
inptr = (unsigned char *) cam_bp->blob;
for (int i = 0; i < StackImg->NPixels; i++, outptr++, inptr++)
*outptr = *outptr + (unsigned short) (*inptr);
StackFrames++;
stacking = false;
return false;
}
else
{
return true;
}
}
bool CameraINDI::Capture(int duration, usImage& img, int options, const wxRect& subframeArg)
{
if (!Connected)
return true;
bool takeSubframe = UseSubframes;
wxRect subframe(subframeArg);
// we can set the exposure time directly in the camera
if (expose_prop && !INDICameraForceVideo)
{
if (binning_prop && (Binning != m_curBinning))
{
FullSize = wxSize(m_maxSize.x / Binning, m_maxSize.y / Binning);
binning_x->value = Binning;
binning_y->value = Binning;
sendNewNumber(binning_prop);
m_curBinning = Binning;
takeSubframe = false; // subframe may be out of bounds now
}
if (!frame_prop || subframe.width <= 0 || subframe.height <= 0)
{
takeSubframe = false;
}
// Program the size
if (!takeSubframe)
{
subframe = wxRect(0, 0, FullSize.GetWidth(), FullSize.GetHeight());
}
if (frame_prop && (subframe != m_roi))
{
frame_x->value = subframe.x*Binning;
frame_y->value = subframe.y*Binning;
frame_width->value = subframe.width*Binning;
frame_height->value = subframe.height*Binning;
sendNewNumber(frame_prop);
m_roi = subframe;
}
if (expose_prop->s == IPS_BUSY)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Exposure is busy. Waiting\n"));
CameraWatchdog watchdog(duration, GetTimeoutMs());
while (true)
{
wxMilliSleep(10);
if (expose_prop->s != IPS_BUSY)
break;
if (WorkerThread::TerminateRequested())
return true;
if (watchdog.Expired())
{
first_frame = false;
DisconnectWithAlert(CAPT_FAIL_TIMEOUT);
return true;
}
}
}
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Exposing for %dms\n", duration));
// set the exposure time, this immediately start the exposure
expose_prop->np->value = (double)duration/1000;
sendNewNumber(expose_prop);
modal = true; // will be reset when the image blob is received
unsigned long loopwait = duration > 100 ? 10 : 1;
CameraWatchdog watchdog(duration, GetTimeoutMs());
while (modal)
{
wxMilliSleep(loopwait);
if (WorkerThread::TerminateRequested())
return true;
if (watchdog.Expired())
{
if (first_frame && video_prop && !INDICameraForceExposure)
{
// exposure fail, maybe this is a webcam with only streaming
// try to use video stream instead of exposure
// See: http://www.indilib.org/forum/ccds-dslrs/3078-v4l2-ccd-exposure-property.html
// TODO : check if an updated INDI v4l2 driver offer a better solution
pFrame->Alert(wxString::Format(_("Camera %s, exposure error. Trying to use streaming instead."), INDICameraName));
INDICameraForceVideo = true;
first_frame = false;
return Capture(duration, img, options, subframeArg);
}
else
{
first_frame = false;
DisconnectWithAlert(CAPT_FAIL_TIMEOUT);
return true;
}
}
}
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Exposure end\n"));
first_frame = false;
// exposure complete, process the file
if (strcmp(cam_bp->format, ".fits") == 0)
{
if (INDIConfig::Verbose())
Debug.Write(wxString::Format("INDI Camera Processing fits file\n"));
// for CCD camera
if (!ReadFITS(img, takeSubframe, subframe))
{
if (options & CAPTURE_SUBTRACT_DARK)
SubtractDark(img);
if (HasBayer && Binning == 1 && (options & CAPTURE_RECON))
QuickLRecon(img);
if (options & CAPTURE_RECON)
{
if (PixSizeX != PixSizeY)
SquarePixels(img, PixSizeX, PixSizeY);
}
return false;
}
return true;
}
pFrame->Alert(wxString::Format(_("Unknown image format: %s"), wxString::FromAscii(cam_bp->format)));
return true;
}
// for video camera without exposure time setting we stack frames for duration of the exposure
else if (video_prop)
{
takeSubframe = false;
first_frame = false;
if (img.Init(FullSize))
{
DisconnectWithAlert(CAPT_FAIL_MEMORY);
return true;
}
img.Clear();
StackImg = &img;
// Find INDI switch
ISwitch *v_on;
ISwitch *v_off;
if (has_old_videoprop)
{
v_on = IUFindSwitch(video_prop,"ON");
v_off = IUFindSwitch(video_prop,"OFF");
}
else
{
v_on = IUFindSwitch(video_prop,"STREAM_ON");
v_off = IUFindSwitch(video_prop,"STREAM_OFF");
}
// start streaming if not already active, every video frame is received as a blob