videoflip: GStreamer Good Plugins 1.0 Plugins Reference Manual

## videoflip videoflip |

## Properties

GstVideoFlipMethod | method | Read / Write / Construct

## Types and Values

struct | GstVideoFlip
enum | GstVideoFlipMethod

## Object Hierarchy

        GObject
        ╰── GInitiallyUnowned
            ╰── GstObject
                ╰── GstElement
                    ╰── GstBaseTransform
                        ╰── GstVideoFilter
                            ╰── GstVideoFlip

## Description

Flips and rotates video.

### Example launch line

    1
    gst-launch-1.0 videotestsrc ! videoflip method=clockwise ! videoconvert ! ximagesink

This pipeline flips the test image 90 degrees clockwise.

## Synopsis

### Element Information

plugin | videofilter
author | David Schleef <ds@schleef.org>
class | Filter/Effect/Video

### Element Pads

name | sink
direction | sink
presence | always
details | video/x-raw, format=(string){ AYUV, ARGB, BGRA, ABGR, RGBA, Y444, xRGB, RGBx, xBGR, BGRx, RGB, BGR, I420, YV12, IYUV, YUY2, UYVY, YVYU, NV12, NV21, GRAY8, GRAY16_BE, GRAY16_LE }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]

name | src
direction | source
presence | always
details | video/x-raw, format=(string){ AYUV, ARGB, BGRA, ABGR, RGBA, Y444, xRGB, RGBx, xBGR, BGRx, RGB, BGR, I420, YV12, IYUV, YUY2, UYVY, YVYU, NV12, NV21, GRAY8, GRAY16_BE, GRAY16_LE }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]

## Functions

## Types and Values

### struct GstVideoFlip

    struct GstVideoFlip;

Opaque datastructure.

### enum GstVideoFlipMethod

The different flip methods.

#### Members

GST_VIDEO_FLIP_METHOD_IDENTITY | Identity (no rotation) |
GST_VIDEO_FLIP_METHOD_90R | Rotate clockwise 90 degrees |
GST_VIDEO_FLIP_METHOD_180 | Rotate 180 degrees |
GST_VIDEO_FLIP_METHOD_90L | Rotate counter-clockwise 90 degrees |
GST_VIDEO_FLIP_METHOD_HORIZ | Flip horizontally |
GST_VIDEO_FLIP_METHOD_VERT | Flip vertically |
GST_VIDEO_FLIP_METHOD_TRANS | Flip across upper left/lower right diagonal |
GST_VIDEO_FLIP_METHOD_OTHER | Flip across upper right/lower left diagonal |
GST_VIDEO_FLIP_METHOD_AUTO | Select flip method based on image-orientation tag |

## Property Details

### The `“method”` property

      “method”                   GstVideoFlipMethod

method.

Flags: Read / Write / Construct

Default value: Identity (no rotation)