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authortpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-05-02 04:57:04 +0000
committertpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-05-02 04:57:04 +0000
commitc4b7890322615f756f7553085c75e6e19d6cdf3b (patch)
treecb5ecccc607a8e87eda43d42b8c855f3d9d336d8
parent2dad7fde32e8ea6ccc660f350182587e7e6b08e1 (diff)
downloadtdelibs-c4b7890322615f756f7553085c75e6e19d6cdf3b.tar.gz
tdelibs-c4b7890322615f756f7553085c75e6e19d6cdf3b.zip
Extension to krandr library to add preliminary ICC color profile support
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1121679 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
-rw-r--r--krandr/libkrandr.cc261
-rw-r--r--krandr/libkrandr.h29
2 files changed, 290 insertions, 0 deletions
diff --git a/krandr/libkrandr.cc b/krandr/libkrandr.cc
index fa75e44c2..97286f6c0 100644
--- a/krandr/libkrandr.cc
+++ b/krandr/libkrandr.cc
@@ -24,6 +24,267 @@
#include "libkrandr.h"
+QString KRandrSimpleAPI::getIccFileName(QString profileName, QString screenName, QString kde_confdir) {
+ KSimpleConfig *t_config;
+ KSimpleConfig *t_systemconfig;
+ int t_numberOfProfiles;
+ QStringList t_cfgProfiles;
+ QString retval;
+
+ if (profileName != NULL) {
+ t_config = new KSimpleConfig( QString::fromLatin1( "kiccconfigrc" ));
+ }
+ else {
+ t_systemconfig = new KSimpleConfig( kde_confdir + QString("/kicc/kiccconfigrc") );
+ }
+
+ if (profileName != NULL) {
+ t_config->setGroup(NULL);
+ if (t_config->readBoolEntry("EnableICC", false) == true) {
+ t_config->setGroup(profileName);
+ retval = t_config->readEntry(screenName);
+ }
+ else {
+ retval = "";
+ }
+ }
+ else {
+ t_systemconfig->setGroup(NULL);
+ if (t_systemconfig->readBoolEntry("EnableICC", false) == true) {
+ retval = t_systemconfig->readEntry("ICCFile");
+ }
+ else {
+ retval = "";
+ }
+ }
+
+ if (profileName != "") {
+ delete t_config;
+ }
+ else {
+ delete t_systemconfig;
+ }
+
+ return retval;
+}
+
+QString KRandrSimpleAPI::applyIccFile(QString screenName, QString fileName) {
+ int i;
+ int j;
+ Display *randr_display;
+ ScreenInfo *randr_screen_info;
+ XRROutputInfo *output_info;
+
+ int screenNumber = 0;
+
+ if (fileName != "") {
+ // FIXME
+ // This should use the RRSetCrtcGamma function when available
+ // That is the only way to get proper setting when two output are active at the same time
+ // (otherwise in clone mode only one screen is available)
+
+ // HACK
+ // For now, simply exit with no changes if screenName is not an active output
+
+ if (isValid() == true) {
+ screenNumber = -1;
+ randr_display = XOpenDisplay(NULL);
+ randr_screen_info = read_screen_info(randr_display);
+ j=0;
+ for (i = 0; i < randr_screen_info->n_output; i++) {
+ output_info = randr_screen_info->outputs[i]->info;
+ // Look for ON outputs...
+ if (!randr_screen_info->outputs[i]->cur_crtc) {
+ continue;
+ }
+ // ...that are connected
+ if (RR_Disconnected == randr_screen_info->outputs[i]->info->connection) {
+ continue;
+ }
+ if (output_info->name == screenName) {
+ screenNumber = j;
+ }
+ j++;
+ }
+ }
+
+ if (screenNumber >= 0) {
+ // Apply ICC settings with XCalib
+ QString icc_command;
+ FILE *pipe_xcalib;
+ char xcalib_result[2048];
+ int i;
+ xcalib_result[0]=0;
+
+ icc_command = QString("xcalib %1").arg(fileName);
+ if ((pipe_xcalib = popen(icc_command.ascii(), "r")) == NULL)
+ {
+ printf("Xcalib pipe error\n\r");
+ }
+ else {
+ fgets(xcalib_result, 2048, pipe_xcalib);
+ pclose(pipe_xcalib);
+ for (i=1;i<2048;i++) {
+ if (xcalib_result[i] == 0) {
+ xcalib_result[i-1]=0;
+ i=2048;
+ }
+ }
+ if (strlen(xcalib_result) > 2) {
+ return xcalib_result;
+ }
+ }
+ }
+ }
+ else {
+ // Reset ICC profile on this screen
+
+ // FIXME
+ // This should use the RRSetCrtcGamma function when available
+ // That is the only way to get proper setting when two output are active at the same time
+ // (otherwise in clone mode only one screen is available)
+
+ // HACK
+ // For now, simply exit with no changes if screenName is not an active output
+
+ if (isValid() == true) {
+ screenNumber = -1;
+ randr_display = XOpenDisplay(NULL);
+ randr_screen_info = read_screen_info(randr_display);
+ j=0;
+ for (i = 0; i < randr_screen_info->n_output; i++) {
+ output_info = randr_screen_info->outputs[i]->info;
+ // Look for ON outputs...
+ if (!randr_screen_info->outputs[i]->cur_crtc) {
+ continue;
+ }
+ // ...that are connected
+ if (RR_Disconnected == randr_screen_info->outputs[i]->info->connection) {
+ continue;
+ }
+ if (output_info->name == screenName) {
+ screenNumber = j;
+ }
+ j++;
+ }
+ }
+
+ if (screenNumber >= 0) {
+ // Apply ICC settings with XCalib
+ QString icc_command;
+ FILE *pipe_xcalib;
+ char xcalib_result[2048];
+ int i;
+ xcalib_result[0]=0;
+
+ icc_command = QString("xcalib -c");
+ if ((pipe_xcalib = popen(icc_command.ascii(), "r")) == NULL)
+ {
+ printf("Xcalib pipe error\n\r");
+ }
+ else {
+ fgets(xcalib_result, 2048, pipe_xcalib);
+ pclose(pipe_xcalib);
+ for (i=1;i<2048;i++) {
+ if (xcalib_result[i] == 0) {
+ xcalib_result[i-1]=0;
+ i=2048;
+ }
+ }
+ if (strlen(xcalib_result) > 2) {
+ return xcalib_result;
+ }
+ }
+ }
+ }
+ return "";
+}
+
+QString KRandrSimpleAPI::applyIccConfiguration(QString profileName, QString kde_confdir) {
+ int i;
+ Display *randr_display;
+ ScreenInfo *randr_screen_info;
+ XRROutputInfo *output_info;
+
+ int screenNumber = 0;
+ QString errorstr = "";
+
+ // Find all screens
+ if (isValid() == true) {
+ randr_display = XOpenDisplay(NULL);
+ randr_screen_info = read_screen_info(randr_display);
+ for (i = 0; i < randr_screen_info->n_output; i++) {
+ output_info = randr_screen_info->outputs[i]->info;
+ errorstr = applyIccFile(output_info->name, getIccFileName(profileName, output_info->name, kde_confdir));
+ if (errorstr != "") {
+ return errorstr;
+ }
+ }
+ }
+ else {
+ return applyIccFile(getIccFileName(profileName, "Default", kde_confdir), "Default");
+ }
+ return "";
+}
+
+QString KRandrSimpleAPI::applySystemWideIccConfiguration(QString kde_confdir) {
+ // Apply ICC settings with XCalib
+ QString icc_command;
+ FILE *pipe_xcalib;
+ char xcalib_result[2048];
+ int i;
+ xcalib_result[0]=0;
+
+ icc_command = QString("xcalib %1").arg(getIccFileName(NULL, "Default", kde_confdir));
+ if ((pipe_xcalib = popen(icc_command.ascii(), "r")) == NULL)
+ {
+ printf("Xcalib pipe error\n\r");
+ }
+ else {
+ fgets(xcalib_result, 2048, pipe_xcalib);
+ pclose(pipe_xcalib);
+ for (i=1;i<2048;i++) {
+ if (xcalib_result[i] == 0) {
+ xcalib_result[i-1]=0;
+ i=2048;
+ }
+ }
+ if (strlen(xcalib_result) > 2) {
+ return xcalib_result;
+ }
+ }
+ return "";
+}
+
+QString KRandrSimpleAPI::clearIccConfiguration() {
+ // Clear ICC settings with XCalib
+ QString icc_command;
+ FILE *pipe_xcalib;
+ char xcalib_result[2048];
+ int i;
+ xcalib_result[0]=0;
+
+ icc_command = QString("xcalib -c");
+ if ((pipe_xcalib = popen(icc_command.ascii(), "r")) == NULL)
+ {
+ printf("Xcalib pipe error\n\r");
+ }
+ else {
+ fgets(xcalib_result, 2048, pipe_xcalib);
+ pclose(pipe_xcalib);
+ for (i=1;i<2048;i++) {
+ if (xcalib_result[i] == 0) {
+ xcalib_result[i-1]=0;
+ i=2048;
+ }
+ }
+ if (strlen(xcalib_result) > 2) {
+ return xcalib_result;
+ }
+ }
+ return "";
+}
+
ScreenInfo* KRandrSimpleAPI::read_screen_info (Display *display)
{
return internal_read_screen_info(display);
diff --git a/krandr/libkrandr.h b/krandr/libkrandr.h
index e9db64ae9..7d52ac2ca 100644
--- a/krandr/libkrandr.h
+++ b/krandr/libkrandr.h
@@ -29,6 +29,8 @@
#ifdef __cplusplus
+#include <kconfig.h>
+#include <ksimpleconfig.h>
#include <kdelibs_export.h>
/**
@@ -47,6 +49,33 @@ class KRANDR_EXPORT KRandrSimpleAPI : public RandRDisplay
public:
/**
+ * Retrieves the specificed ICC profile filename from the configuration database
+ */
+ QString getIccFileName(QString profileName, QString screenName, QString kde_confdir);
+
+ /**
+ * Applies the specificed ICC profile filename to the specified RandR output
+ * If RandR is not available, the specified file is applied to the current display
+ */
+ QString applyIccFile(QString screenName, QString fileName);
+
+ /**
+ * Applies all saved ICC profile settings to all RandR outputs
+ * If RandR is not available, the settings are applied to the current display
+ */
+ QString applyIccConfiguration(QString profileName, QString kde_confdir);
+
+ /**
+ * Applies saved system wide settings to the current display
+ */
+ QString applySystemWideIccConfiguration(QString kde_confdir);
+
+ /**
+ * Resets the current display
+ */
+ QString clearIccConfiguration(void);
+
+ /**
* Reads current screen information.
*/
ScreenInfo* read_screen_info(Display *display);