Merge pull request #46 from videovillage/master

expose AVFieldOrder from codec parameters
sunlubo · Sep 30, 2020 · 3fe7e92 · 3fe7e92
2 parents 8ebc966 + 96dc22d
commit 3fe7e92
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diff --git a/Sources/SwiftFFmpeg/AVCodecParameters.swift b/Sources/SwiftFFmpeg/AVCodecParameters.swift
@@ -123,6 +123,12 @@ extension AVCodecParameters {
     get { Int(native.pointee.video_delay) }
     set { native.pointee.video_delay = Int32(newValue) }
   }
+
+  /// The field order of the video frame.
+  public var fieldOrder: AVFieldOrder {
+    get { native.pointee.field_order }
+    set { native.pointee.field_order = newValue }
+  }
 
   /// The color range of the video frame.
   public var colorRange: AVColorRange {

diff --git a/Sources/SwiftFFmpeg/VideoUtil.swift b/Sources/SwiftFFmpeg/VideoUtil.swift
@@ -192,3 +192,23 @@ extension AVPixelFormat: CustomStringConvertible {
     name
   }
 }
+
+public typealias AVFieldOrder = CFFmpeg.AVFieldOrder
+
+extension CFFmpeg.AVFieldOrder {
+    public static let UNKNOWN = AV_FIELD_UNKNOWN
+
+    public static let PROGRESSIVE = AV_FIELD_PROGRESSIVE
+
+    /// Top coded_first, top displayed first
+    public static let TT = AV_FIELD_TT
+
+    /// Bottom coded first, bottom displayed first
+    public static let BB = AV_FIELD_BB
+
+    /// Top coded first, bottom displayed first
+    public static let TB = AV_FIELD_TB
+
+    /// Bottom coded first, top displayed first
+    public static let BT = AV_FIELD_BT
+}