[wpiutil,cscore] Move VideoMode.PixelFormat to wpiutil (#6097)

This tracks the RawFrame move.

wpiutil/src/main/java/edu/wpi/first/util/PixelFormat.java

@@ -0,0 +1,52 @@
+// Copyright (c) FIRST and other WPILib contributors.
+// Open Source Software; you can modify and/or share it under the terms of
+// the WPILib BSD license file in the root directory of this project.
+
+package edu.wpi.first.util;
+
+/** Image pixel format. */
+public enum PixelFormat {
+  /** Unknown format. */
+  kUnknown(0),
+  /** Motion-JPEG (compressed image data). */
+  kMJPEG(1),
+  /** YUY 4:2:2, 16 bpp. */
+  kYUYV(2),
+  /** RGB 5-6-5, 16 bpp. */
+  kRGB565(3),
+  /** BGR 8-8-8, 24 bpp. */
+  kBGR(4),
+  /** Grayscale, 8 bpp. */
+  kGray(5),
+  /** Grayscale, 16 bpp. */
+  kY16(6),
+  /** YUV 4:2:2, 16 bpp. */
+  kUYVY(7);
+
+  private final int value;
+
+  PixelFormat(int value) {
+    this.value = value;
+  }
+
+  /**
+   * Gets the integer value of the pixel format.
+   *
+   * @return Integer value
+   */
+  public int getValue() {
+    return value;
+  }
+
+  private static final PixelFormat[] s_values = values();
+
+  /**
+   * Gets a PixelFormat enum value from its integer value.
+   *
+   * @param pixelFormat integer value
+   * @return Enum value
+   */
+  public static PixelFormat getFromInt(int pixelFormat) {
+    return s_values[pixelFormat];
+  }
+}