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Merge pull request #19516 from dbudniko:dbudniko/gapi_render_frame_cpu

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Render Frame NV12 on CPU

* render frame on CPU

* doxygen fix

* address review from Alexey

* comment fixes

* Address comments from Ruslan

* remove NV12 specific

* mat clone and more renaming

* misprint fix
This commit is contained in:
Dmitry Budnikov
2021-02-15 22:57:22 +03:00
committed by GitHub
parent 47426a8ae5
commit 0cdbdfdf9f
5 changed files with 442 additions and 1 deletions
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modules/gapi/include/opencv2/gapi/render/render.hpp
+30
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@@ -97,6 +97,17 @@ void GAPI_EXPORTS render(cv::Mat& y_plane,
const Prims& prims,
cv::GCompileArgs&& args = {});
/** @brief The function renders on the input media frame passed drawing primitivies
@param frame input Media Frame : @ref cv::MediaFrame.
@param prims vector of drawing primitivies
@param args graph compile time parameters
*/
void GAPI_EXPORTS render(cv::MediaFrame& frame,
const Prims& prims,
cv::GCompileArgs&& args = {});
G_TYPED_KERNEL_M(GRenderNV12, <GMat2(cv::GMat,cv::GMat,cv::GArray<wip::draw::Prim>)>, "org.opencv.render.nv12")
{
static GMatDesc2 outMeta(GMatDesc y_plane, GMatDesc uv_plane, GArrayDesc)
@@ -113,6 +124,14 @@ G_TYPED_KERNEL(GRenderBGR, <cv::GMat(cv::GMat,cv::GArray<wip::draw::Prim>)>, "or
}
};
G_TYPED_KERNEL(GRenderFrame, <cv::GFrame(cv::GFrame, cv::GArray<wip::draw::Prim>)>, "org.opencv.render.frame")
{
static GFrameDesc outMeta(GFrameDesc desc, GArrayDesc)
{
return desc;
}
};
/** @brief Renders on 3 channels input
Output image must be 8-bit unsigned planar 3-channel image
@@ -134,6 +153,17 @@ uv image must be 8-bit unsigned planar 2-channel image @ref CV_8UC2
GAPI_EXPORTS GMat2 renderNV12(const GMat& y,
const GMat& uv,
const GArray<Prim>& prims);
/** @brief Renders Media Frame
Output media frame frame cv::MediaFrame
@param m_frame input image: cv::MediaFrame @ref cv::MediaFrame
@param prims draw primitives
*/
GAPI_EXPORTS GFrame renderFrame(const GFrame& m_frame,
const GArray<Prim>& prims);
//! @} gapi_draw_api
} // namespace draw