Added dark frame subtraction

Moved debayer and preprocessing parameters to class ProcParams for every single image.
Added tab RAW for changing those parameters.
Progress bar shows only load step (work to do)

rtgui/bqentryupdater.cc

@@ -0,0 +1,137 @@
+/*
+ *  This file is part of RawTherapee.
+ *
+ *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
+ *
+ *  RawTherapee is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ * 
+ *  RawTherapee is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <bqentryupdater.h>
+#include <gtkmm.h>
+#include <guiutils.h>
+
+BatchQueueEntryUpdater batchQueueEntryUpdater;
+
+BatchQueueEntryUpdater::BatchQueueEntryUpdater () 
+    : tostop(false), stopped(true), qMutex(NULL) {
+}
+
+void BatchQueueEntryUpdater::add (guint8* oimg, int ow, int oh, int newh, BQEntryUpdateListener* listener) {
+
+    if (!qMutex)
+        qMutex = new Glib::Mutex ();    
+
+    qMutex->lock ();
+    // look up if an older version is in the queue
+    std::list<Job>::iterator i;
+    for (i=jqueue.begin(); i!=jqueue.end(); i++)
+        if (i->oimg==oimg && i->listener==listener) {
+            i->ow = ow;
+            i->oh = oh;
+            i->newh = newh;
+            i->listener = listener;
+            break;
+        }
+    // not found, create and append new job
+    if (i==jqueue.end ()) {
+        Job j;
+        j.oimg = oimg;
+        j.ow = ow;
+        j.oh = oh;
+        j.newh = newh;
+        j.listener = listener;
+        jqueue.push_back (j);
+    }
+    qMutex->unlock ();
+}
+
+void BatchQueueEntryUpdater::process () {
+
+    if (stopped)
+        #undef THREAD_PRIORITY_NORMAL
+        thread = Glib::Thread::create(sigc::mem_fun(*this, &BatchQueueEntryUpdater::process_), (unsigned long int)0, true, true, Glib::THREAD_PRIORITY_NORMAL);
+}
+
+void BatchQueueEntryUpdater::process_ () { 
+
+    stopped = false;
+    tostop = false;
+
+// TODO: process visible jobs first
+    while (!tostop && !jqueue.empty ()) {
+        qMutex->lock ();
+        Job current = jqueue.front ();
+        jqueue.pop_front ();
+        qMutex->unlock ();
+        if (current.listener) {
+            int neww = current.newh * current.ow / current.oh;
+            guint8* img = new guint8 [current.newh*neww*3];
+            thumbInterp (current.oimg, current.ow, current.oh, img, neww, current.newh);
+            current.listener->updateImage (img, neww, current.newh);
+        }
+    }
+    stopped = true;
+}
+
+void BatchQueueEntryUpdater::stop () {
+
+    if (stopped) {
+        tostop = true; 
+        return; }
+        
+    gdk_threads_leave(); 
+    tostop = true; 
+    Glib::Thread::self()->yield(); 
+    if (!stopped) 
+        thread->join (); 
+    gdk_threads_enter();
+}
+
+void BatchQueueEntryUpdater::removeJobs () {
+
+    if (!qMutex)
+        return;
+
+    qMutex->lock ();
+    while (!jqueue.empty()) 
+        jqueue.pop_front (); 
+    qMutex->unlock ();
+}
+
+void BatchQueueEntryUpdater::removeJobs (BQEntryUpdateListener* listener) {
+
+    if (!qMutex)
+        return;
+
+    qMutex->lock ();
+    bool ready = false;
+    while (!ready) {
+        ready = true;
+        std::list<Job>::iterator i;
+        for (i=jqueue.begin(); i!=jqueue.end(); i++)
+            if (i->listener == listener) {
+                jqueue.erase (i);
+                ready = false;
+                break;
+            }
+    }
+    qMutex->unlock ();
+}
+
+void BatchQueueEntryUpdater::terminate  () { 
+
+    stop (); 
+    removeJobs (); 
+}
+
+