overlay: Add support for using scalar calculations
Add support for using scalar calculations from custom library.
The calculation will override pipe configurations if required on
basis of format, scaling, split display etc.
Change-Id: I53c73431b70b5b339ad09c19ac8792f0fc96aaaa
diff --git a/liboverlay/overlay.h b/liboverlay/overlay.h
index c16f6e6..854fa30 100644
--- a/liboverlay/overlay.h
+++ b/liboverlay/overlay.h
@@ -34,6 +34,9 @@
#include "utils/threads.h"
struct MetaData_t;
+namespace scale {
+class Scale;
+};
namespace overlay {
class GenericPipe;
@@ -111,6 +114,8 @@
static int getFbForDpy(const int& dpy);
static bool displayCommit(const int& fd, const utils::Dim& roi);
static bool displayCommit(const int& fd);
+ /* Returns the scalar object */
+ static scale::Scale *getScalar();
private:
/* Ctor setup */
@@ -118,6 +123,10 @@
/*Validate index range, abort if invalid */
void validate(int index);
void dump() const;
+ /* Creates a scalar object using libscale.so */
+ static void initScalar();
+ /* Destroys the scalar object using libscale.so */
+ static void destroyScalar();
/* Just like a Facebook for pipes, but much less profile info */
struct PipeBook {
@@ -177,6 +186,8 @@
static int sDpyFbMap[DPY_MAX];
static int sDMAMode;
static int sForceSetBitmap;
+ static void *sLibScaleHandle;
+ static scale::Scale *sScale;
};
inline void Overlay::validate(int index) {
@@ -249,6 +260,10 @@
sForceSetBitmap |= (1 << dpy);
}
+inline scale::Scale *Overlay::getScalar() {
+ return sScale;
+}
+
inline bool Overlay::PipeBook::valid() {
return (mPipe != NULL);
}