Added GMatP type

modules/gapi/include/opencv2/gapi/cpu/gcpukernel.hpp

@@ -124,6 +124,10 @@ template<> struct get_in<cv::GMat>
 {
     static cv::Mat    get(GCPUContext &ctx, int idx) { return to_ocv(ctx.inMat(idx)); }
 };
+template<> struct get_in<cv::GMatP>
+{
+    static cv::Mat    get(GCPUContext &ctx, int idx) { return get_in<cv::GMat>::get(ctx, idx); }
+};
 template<> struct get_in<cv::GScalar>
 {
     static cv::Scalar get(GCPUContext &ctx, int idx) { return to_ocv(ctx.inVal(idx)); }
@@ -188,6 +192,13 @@ template<> struct get_out<cv::GMat>
         return {r};
     }
 };
+template<> struct get_out<cv::GMatP>
+{
+    static tracked_cv_mat get(GCPUContext &ctx, int idx)
+    {
+        return get_out<cv::GMat>::get(ctx, idx);
+    }
+};
 template<> struct get_out<cv::GScalar>
 {
     static scalar_wrapper get(GCPUContext &ctx, int idx)

modules/gapi/include/opencv2/gapi/gcall.hpp

@@ -38,6 +38,7 @@ public:
 
     // A generic yield method - obtain a link to operator's particular GMat output
     GMat    yield      (int output = 0);
+    GMatP   yieldP     (int output = 0);
     GScalar yieldScalar(int output = 0);
 
     template<class T> GArray<T> yieldArray(int output = 0)

modules/gapi/include/opencv2/gapi/gkernel.hpp

@@ -63,6 +63,10 @@ namespace detail
         {
             static inline cv::GMat yield(cv::GCall &call, int i) { return call.yield(i); }
         };
+        template<> struct Yield<cv::GMatP>
+        {
+            static inline cv::GMatP yield(cv::GCall &call, int i) { return call.yieldP(i); }
+        };
         template<> struct Yield<cv::GScalar>
         {
             static inline cv::GScalar yield(cv::GCall &call, int i) { return call.yieldScalar(i); }
@@ -82,6 +86,7 @@ namespace detail
     //    This mapping is used to transform types to call outMeta() callback.
     template<typename T> struct MetaType;
     template<> struct MetaType<cv::GMat>    { using type = GMatDesc; };
+    template<> struct MetaType<cv::GMatP>   { using type = GMatDesc; };
     template<> struct MetaType<cv::GScalar> { using type = GScalarDesc; };
     template<typename U> struct MetaType<cv::GArray<U> > { using type = GArrayDesc; };
     template<typename T> struct MetaType    { using type = T; }; // opaque args passed as-is

modules/gapi/include/opencv2/gapi/gmat.hpp

@@ -46,6 +46,12 @@ private:
     std::shared_ptr<GOrigin> m_priv;
 };
 
+class GAPI_EXPORTS GMatP : public GMat
+{
+public:
+    using GMat::GMat;
+};
+
 namespace gapi { namespace own {
     class Mat;
 }}//gapi::own

modules/gapi/include/opencv2/gapi/gproto.hpp

@@ -34,6 +34,7 @@ namespace cv {
 // directly.
 using GProtoArg = util::variant
     < GMat
+    , GMatP
     , GScalar
     , detail::GArrayU // instead of GArray<T>
     >;

modules/gapi/include/opencv2/gapi/gtype_traits.hpp

@@ -29,6 +29,7 @@ namespace detail
         OPAQUE,       // Unknown, generic, opaque-to-GAPI data type - STATIC
         GOBJREF,      // <internal> reference to object
         GMAT,         // a cv::GMat
+        GMATP,        // a cv::GMatP
         GSCALAR,      // a cv::GScalar
         GARRAY,       // a cv::GArrayU (note - exactly GArrayU, not GArray<T>!)
     };
@@ -47,6 +48,11 @@ namespace detail
         static constexpr const ArgKind kind = ArgKind::GMAT;
         static constexpr const GShape shape = GShape::GMAT;
     };
+    template<>           struct GTypeTraits<cv::GMatP>
+    {
+        static constexpr const ArgKind kind = ArgKind::GMATP;
+        static constexpr const GShape shape = GShape::GMAT;
+    };
     template<>           struct GTypeTraits<cv::GScalar>
     {
         static constexpr const ArgKind kind = ArgKind::GSCALAR;
@@ -76,6 +82,10 @@ namespace detail
 
     // Resolve a Host type back to its associated G-Type.
     // FIXME: Probably it can be avoided
+    // FIXME: GMatP is not present here.
+    // (Actually these traits is used only to check
+    // if associated G-type has custom wrap functions
+    // and GMat behavior is correct for GMatP)
     template<typename T> struct GTypeOf;
 #if !defined(GAPI_STANDALONE)
     template<>           struct GTypeOf<cv::Mat>               { using type = cv::GMat;      };

modules/gapi/src/api/gcall.cpp

@@ -49,6 +49,11 @@ cv::GMat cv::GCall::yield(int output)
     return cv::GMat(m_priv->m_node, output);
 }
 
+cv::GMatP cv::GCall::yieldP(int output)
+{
+    return cv::GMatP(m_priv->m_node, output);
+}
+
 cv::GScalar cv::GCall::yieldScalar(int output)
 {
     return cv::GScalar(m_priv->m_node, output);

modules/gapi/src/api/gproto.cpp

@@ -25,6 +25,9 @@ const cv::GOrigin& cv::gimpl::proto::origin_of(const cv::GProtoArg &arg)
     case cv::GProtoArg::index_of<cv::GMat>():
         return util::get<cv::GMat>(arg).priv();
 
+    case cv::GProtoArg::index_of<cv::GMatP>():
+        return util::get<cv::GMatP>(arg).priv();
+
     case cv::GProtoArg::index_of<cv::GScalar>():
         return util::get<cv::GScalar>(arg).priv();
 
@@ -53,6 +56,7 @@ bool cv::gimpl::proto::is_dynamic(const cv::GArg& arg)
     switch (arg.kind)
     {
     case detail::ArgKind::GMAT:
+    case detail::ArgKind::GMATP:
     case detail::ArgKind::GSCALAR:
     case detail::ArgKind::GARRAY:
         return true;
@@ -78,6 +82,7 @@ cv::GProtoArg cv::gimpl::proto::rewrap(const cv::GArg &arg)
     switch (arg.kind)
     {
     case detail::ArgKind::GMAT:    return GProtoArg(arg.get<cv::GMat>());
+    case detail::ArgKind::GMATP:   return GProtoArg(arg.get<cv::GMatP>());
     case detail::ArgKind::GSCALAR: return GProtoArg(arg.get<cv::GScalar>());
     case detail::ArgKind::GARRAY:  return GProtoArg(arg.get<cv::detail::GArrayU>());
     default: util::throw_error(std::logic_error("Unsupported GArg type"));

modules/gapi/src/compiler/gcompiler.cpp

@@ -156,6 +156,7 @@ void cv::gimpl::GCompiler::validateInputMeta()
         {
         // FIXME: Auto-generate methods like this from traits:
         case GProtoArg::index_of<cv::GMat>():
+        case GProtoArg::index_of<cv::GMatP>():
             return util::holds_alternative<cv::GMatDesc>(meta);
 
         case GProtoArg::index_of<cv::GScalar>():

modules/gapi/test/gapi_planar_test.cpp

@@ -11,7 +11,7 @@
 namespace opencv_test
 {
 
-G_TYPED_KERNEL(GResize3c3p, <GMat(GMat,Size,int)>, "test.resize3c3p") {
+G_TYPED_KERNEL(GResize3c3p, <GMatP(GMat,Size,int)>, "test.resize3c3p") {
     static GMatDesc outMeta(GMatDesc in, Size sz, int) {
         GAPI_Assert(in.depth == CV_8U);
         GAPI_Assert(in.chan == 3);
@@ -20,7 +20,7 @@ G_TYPED_KERNEL(GResize3c3p, <GMat(GMat,Size,int)>, "test.resize3c3p") {
     }
 };
 
-G_TYPED_KERNEL(GResize3p3p, <GMat(GMat,Size,int)>, "test.resize3p3p") {
+G_TYPED_KERNEL(GResize3p3p, <GMatP(GMatP,Size,int)>, "test.resize3p3p") {
     static GMatDesc outMeta(GMatDesc in, Size sz, int) {
         GAPI_Assert(in.depth == CV_8U);
         GAPI_Assert(in.chan == 3);
@@ -42,13 +42,7 @@ static GMatDesc NV12toRGBoutMeta(GMatDesc inY, GMatDesc inUV)
     return inY.withType(CV_8U, 3);
 }
 
-G_TYPED_KERNEL(GNV12toRGB, <GMat(GMat,GMat)>, "test.nv12torgb") {
-    static GMatDesc outMeta(GMatDesc inY, GMatDesc inUV) {
-        return NV12toRGBoutMeta(inY, inUV);
-    }
-};
-
-G_TYPED_KERNEL(GNV12toRGBp, <GMat(GMat,GMat)>, "test.nv12torgbp") {
+G_TYPED_KERNEL(GNV12toRGBp, <GMatP(GMat,GMat)>, "test.nv12torgbp") {
     static GMatDesc outMeta(GMatDesc inY, GMatDesc inUV) {
         return NV12toRGBoutMeta(inY, inUV).asPlanar();
     }
@@ -152,7 +146,7 @@ TEST_P(PlanarTest, Resize3p3p)
     cv::Mat out_mat     = cv::Mat::zeros(out_sz.height*3, out_sz.width, CV_8UC1);
     cv::Mat out_mat_ocv = cv::Mat::zeros(out_sz.height*3, out_sz.width, CV_8UC1);
 
-    cv::GMat in;
+    cv::GMatP in;
     auto out = GResize3p3p::on(in, out_sz, interp);
     cv::GComputation c(cv::GIn(in), cv::GOut(out));
 

modules/gapi/test/internal/gapi_int_garg_test.cpp

@@ -31,6 +31,7 @@ using GArg_Test_Types = ::testing::Types
    <
   // G-API types
      Expected<cv::GMat,                 cv::detail::ArgKind::GMAT>
+   , Expected<cv::GMatP,                cv::detail::ArgKind::GMATP>
    , Expected<cv::GScalar,              cv::detail::ArgKind::GSCALAR>
    , Expected<cv::GArray<int>,          cv::detail::ArgKind::GARRAY>
    , Expected<cv::GArray<float>,        cv::detail::ArgKind::GARRAY>