# d3d11scale

A Direct3D11 based video resizing element

## Example launch line

    gst-launch-1.0 videotestsrc ! video/x-raw,width=640,height=480 ! d3d11upload ! d3d11scale ! d3d11download ! video/x-raw,width=1280,height=720 ! fakesink

This will upload a 640x480 resolution test video to Direct3D11 memory space and resize it to 1280x720 resolution. Then a resized Direct3D11 frame will be downloaded to system memory space.

## Hierarchy

    GObject
        ╰──GInitiallyUnowned
            ╰──GstObject
                ╰──GstElement
                    ╰──GstBaseTransform
                        ╰──GstD3D11BaseFilter
                            ╰──GstD3D11BaseConvert
                                ╰──d3d11scale

## Factory details

Authors: – Seungha Yang

Classification: – `Filter/Converter/Video/Scaler/Hardware`

Rank – none

Plugin – d3d11

Package – GStreamer Bad Plug-ins

## Pad Templates

### `sink`

    video/x-raw(memory:D3D11Memory):
             format: { RGBA64_LE, RGB10A2_LE, BGRA, RGBA, BGRx, RGBx, VUYA, NV12, NV21, P010_10LE, P012_LE, P016_LE, I420, YV12, I420_10LE, I420_12LE, Y42B, I422_10LE, I422_12LE, Y444, Y444_10LE, Y444_12LE, Y444_16LE, GRAY8, GRAY16_LE, AYUV, AYUV64, RGBP, BGRP, GBR, GBR_10LE, GBR_12LE, GBRA, GBRA_10LE, GBRA_12LE, Y410, YUY2 }
              width: [ 1, 16384 ]
             height: [ 1, 16384 ]
          framerate: [ 0/1, 2147483647/1 ]

    video/x-raw(memory:D3D11Memory, meta:GstVideoOverlayComposition):
             format: { RGBA64_LE, RGB10A2_LE, BGRA, RGBA, BGRx, RGBx, VUYA, NV12, NV21, P010_10LE, P012_LE, P016_LE, I420, YV12, I420_10LE, I420_12LE, Y42B, I422_10LE, I422_12LE, Y444, Y444_10LE, Y444_12LE, Y444_16LE, GRAY8, GRAY16_LE, AYUV, AYUV64, RGBP, BGRP, GBR, GBR_10LE, GBR_12LE, GBRA, GBRA_10LE, GBRA_12LE, Y410, YUY2 }
              width: [ 1, 16384 ]
             height: [ 1, 16384 ]
          framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – sink

Object type – GstPad

### `src`

    video/x-raw(memory:D3D11Memory):
             format: { RGBA64_LE, RGB10A2_LE, BGRA, RGBA, BGRx, RGBx, VUYA, NV12, NV21, P010_10LE, P012_LE, P016_LE, I420, YV12, I420_10LE, I420_12LE, Y42B, I422_10LE, I422_12LE, Y444, Y444_10LE, Y444_12LE, Y444_16LE, GRAY8, GRAY16_LE, AYUV, AYUV64, RGBP, BGRP, GBR, GBR_10LE, GBR_12LE, GBRA, GBRA_10LE, GBRA_12LE }
              width: [ 1, 16384 ]
             height: [ 1, 16384 ]
          framerate: [ 0/1, 2147483647/1 ]

    video/x-raw(memory:D3D11Memory, meta:GstVideoOverlayComposition):
             format: { RGBA64_LE, RGB10A2_LE, BGRA, RGBA, BGRx, RGBx, VUYA, NV12, NV21, P010_10LE, P012_LE, P016_LE, I420, YV12, I420_10LE, I420_12LE, Y42B, I422_10LE, I422_12LE, Y444, Y444_10LE, Y444_12LE, Y444_16LE, GRAY8, GRAY16_LE, AYUV, AYUV64, RGBP, BGRP, GBR, GBR_10LE, GBR_12LE, GBRA, GBRA_10LE, GBRA_12LE }
              width: [ 1, 16384 ]
             height: [ 1, 16384 ]
          framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – src

Object type – GstPad

## Properties

### add-borders

    “add-borders” gboolean

Add borders if necessary to keep the display aspect ratio

Flags : Read / Write

Default value : true

### border-color

    “border-color” guint64

Border color to use in ARGB64 format

Flags : Read / Write

Default value : 18446462598732840960

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