[host] capture: stop sending DPI information

The client doesn't need DPI information anymore, so there is no point
fetching it.

host/include/interface/capture.h

@@ -108,7 +108,6 @@ typedef struct CaptureInterface
   void          (*stop         )();
   bool          (*deinit       )();
   void          (*free         )();
-  unsigned int  (*getMouseScale)();
 
   CaptureResult (*capture   )();
   CaptureResult (*waitFrame )(CaptureFrame * frame, const size_t maxFrameSize);

host/platform/Linux/capture/XCB/src/xcb.c

@@ -165,11 +165,6 @@ static void xcb_free(void)
   this = NULL;
 }
 
-static unsigned int xcb_getMouseScale(void)
-{
-  return 100;
-}
-
 static CaptureResult xcb_capture(void)
 {
   assert(this);
@@ -243,7 +238,6 @@ struct CaptureInterface Capture_XCB =
   .init            = xcb_init,
   .deinit          = xcb_deinit,
   .free            = xcb_free,
-  .getMouseScale   = xcb_getMouseScale,
   .capture         = xcb_capture,
   .waitFrame       = xcb_waitFrame,
   .getFrame        = xcb_getFrame

host/platform/Windows/capture/DXGI/src/dxgi.c

@@ -26,7 +26,6 @@
 #include "common/option.h"
 #include "common/locking.h"
 #include "common/event.h"
-#include "common/dpi.h"
 #include "common/runningavg.h"
 #include "common/KVMFR.h"
 
@@ -98,7 +97,6 @@ struct iface
   unsigned int    stride;
   CaptureFormat   format;
   CaptureRotation rotation;
-  unsigned int    dpi;
 
   int  lastPointerX, lastPointerY;
   bool lastPointerVisible;
@@ -419,7 +417,6 @@ static bool dxgi_init(void)
       break;
   }
 
-  this->dpi = monitor_dpi(outputDesc.Monitor);
   ++this->formatVer;
 
   DEBUG_INFO("Feature Level    : 0x%x"   , this->featureLevel);
@@ -674,14 +671,6 @@ static void dxgi_free(void)
   this = NULL;
 }
 
-static unsigned int dxgi_getMouseScale(void)
-{
-  assert(this);
-  assert(this->initialized);
-
-  return this->dpi * 100 / DPI_100_PERCENT;
-}
-
 static CaptureResult dxgi_hResultToCaptureResult(const HRESULT status)
 {
   switch(status)
@@ -1088,7 +1077,6 @@ struct CaptureInterface Capture_DXGI =
   .stop            = dxgi_stop,
   .deinit          = dxgi_deinit,
   .free            = dxgi_free,
-  .getMouseScale   = dxgi_getMouseScale,
   .capture         = dxgi_capture,
   .waitFrame       = dxgi_waitFrame,
   .getFrame        = dxgi_getFrame

host/platform/Windows/capture/NVFBC/src/nvfbc.c

@@ -27,7 +27,6 @@
 #include "common/framebuffer.h"
 #include "common/event.h"
 #include "common/thread.h"
-#include "common/dpi.h"
 #include "common/KVMFR.h"
 #include <assert.h>
 #include <stdlib.h>
@@ -59,7 +58,6 @@ struct iface
 
   unsigned int maxWidth , maxHeight;
   unsigned int width    , height;
-  unsigned int dpi;
 
   unsigned int formatVer;
   unsigned int grabWidth, grabHeight, grabStride;
@@ -86,7 +84,7 @@ static bool nvfbc_deinit(void);
 static void nvfbc_free(void);
 static int pointerThread(void * unused);
 
-static void getDesktopSize(unsigned int * width, unsigned int * height, unsigned int * dpi)
+static void getDesktopSize(unsigned int * width, unsigned int * height)
 {
   HMONITOR    monitor     = MonitorFromWindow(GetDesktopWindow(), MONITOR_DEFAULTTOPRIMARY);
   MONITORINFO monitorInfo = {
@@ -94,7 +92,6 @@ static void getDesktopSize(unsigned int * width, unsigned int * height, unsigned
   };
 
   GetMonitorInfo(monitor, &monitorInfo);
-  *dpi = monitor_dpi(monitor);
 
   *width  = monitorInfo.rcMonitor.right  - monitorInfo.rcMonitor.left;
   *height = monitorInfo.rcMonitor.bottom - monitorInfo.rcMonitor.top;
@@ -191,7 +188,7 @@ static bool nvfbc_init(void)
   }
   free(privData);
 
-  getDesktopSize(&this->width, &this->height, &this->dpi);
+  getDesktopSize(&this->width, &this->height);
 
   HANDLE event;
   if (!NvFBCToSysSetup(
@@ -298,14 +295,9 @@ static void nvfbc_free(void)
   NvFBCFree();
 }
 
-static unsigned int nvfbc_getMouseScale(void)
-{
-  return this->dpi * 100 / DPI_100_PERCENT;
-}
-
 static CaptureResult nvfbc_capture(void)
 {
-  getDesktopSize(&this->width, &this->height, &this->dpi);
+  getDesktopSize(&this->width, &this->height);
   NvFBCFrameGrabInfo grabInfo;
   CaptureResult result = NvFBCToSysCapture(
     this->nvfbc,
@@ -602,7 +594,6 @@ struct CaptureInterface Capture_NVFBC =
   .stop            = nvfbc_stop,
   .deinit          = nvfbc_deinit,
   .free            = nvfbc_free,
-  .getMouseScale   = nvfbc_getMouseScale,
   .capture         = nvfbc_capture,
   .waitFrame       = nvfbc_waitFrame,
   .getFrame        = nvfbc_getFrame

host/src/app.c

@@ -235,7 +235,6 @@ static bool sendFrame(void)
   fi->stride            = frame.stride;
   fi->pitch             = frame.pitch;
   fi->offset            = app.pageSize - FrameBufferStructSize;
-  fi->mouseScalePercent = app.iface->getMouseScale();
   fi->blockScreensaver  = os_blockScreensaver();
   app.frameValid        = true;