[vala/staging] gstreamer: Update from 1.17.0+ git master

[Rico Tzschichholz <ricotz src gnome org>]

commit 12cda9e3b569d21d82772eb4b649759ae84a421e
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Mon Jul 22 09:52:48 2019 +0200

    gstreamer: Update from 1.17.0+ git master

 vapi/gstreamer-1.0.vapi       |  1 +
 vapi/gstreamer-video-1.0.vapi | 22 +++++++++++++++++++++-
 2 files changed, 22 insertions(+), 1 deletion(-)
---
diff --git a/vapi/gstreamer-1.0.vapi b/vapi/gstreamer-1.0.vapi
index e55f285a1..85adfa4dc 100644
--- a/vapi/gstreamer-1.0.vapi
+++ b/vapi/gstreamer-1.0.vapi
@@ -2777,6 +2777,7 @@ namespace Gst {
        }
        [CCode (cheader_filename = "gst/gst.h", has_type_id = false)]
        public struct DebugCategory {
+               [Version (deprecated = true)]
                public void free ();
                public uint get_color ();
                public unowned string get_description ();
diff --git a/vapi/gstreamer-video-1.0.vapi b/vapi/gstreamer-video-1.0.vapi
index 7fd749460..4977e8973 100644
--- a/vapi/gstreamer-video-1.0.vapi
+++ b/vapi/gstreamer-video-1.0.vapi
@@ -651,7 +651,7 @@ namespace Gst {
                        [Version (since = "1.6")]
                        public bool is_equal (Gst.Video.Colorimetry other);
                        public bool matches (string color);
-                       public string to_string ();
+                       public string? to_string ();
                }
                [CCode (cheader_filename = "gst/video/video.h", has_type_id = false)]
                [GIR (name = "VideoContentLightLevel")]
@@ -711,6 +711,8 @@ namespace Gst {
                        public Gst.Video.TileMode tile_mode;
                        public uint tile_ws;
                        public uint tile_hs;
+                       [Version (since = "1.18")]
+                       public void component (uint plane, out int components);
                }
                [CCode (cheader_filename = "gst/video/video.h", has_type_id = false)]
                [GIR (name = "VideoFrame")]
@@ -1673,12 +1675,24 @@ namespace Gst {
                [CCode (cheader_filename = "gst/video/video.h")]
                public static unowned string chroma_to_string (Gst.Video.ChromaSite site);
                [CCode (cheader_filename = "gst/video/video.h")]
+               [Version (since = "1.18")]
+               public static Gst.Video.ColorMatrix color_matrix_from_iso (uint value);
+               [CCode (cheader_filename = "gst/video/video.h")]
                [Version (since = "1.6")]
                public static bool color_matrix_get_Kr_Kb (Gst.Video.ColorMatrix matrix, out double Kr, out 
double Kb);
                [CCode (cheader_filename = "gst/video/video.h")]
+               [Version (since = "1.18")]
+               public static uint color_matrix_to_iso (Gst.Video.ColorMatrix matrix);
+               [CCode (cheader_filename = "gst/video/video.h")]
+               [Version (since = "1.18")]
+               public static Gst.Video.ColorPrimaries color_primaries_from_iso (uint value);
+               [CCode (cheader_filename = "gst/video/video.h")]
                [Version (since = "1.6")]
                public static unowned Gst.Video.ColorPrimariesInfo? color_primaries_get_info 
(Gst.Video.ColorPrimaries primaries);
                [CCode (cheader_filename = "gst/video/video.h")]
+               [Version (since = "1.18")]
+               public static uint color_primaries_to_iso (Gst.Video.ColorPrimaries primaries);
+               [CCode (cheader_filename = "gst/video/video.h")]
                public static void color_range_offsets (Gst.Video.ColorRange range, Gst.Video.FormatInfo 
info, [CCode (array_length = false)] out unowned int offset[4], [CCode (array_length = false)] out unowned 
int scale[4]);
                [CCode (cheader_filename = "gst/video/video.h")]
                [Version (since = "1.6")]
@@ -1687,6 +1701,12 @@ namespace Gst {
                [Version (since = "1.6")]
                public static double color_transfer_encode (Gst.Video.TransferFunction func, double val);
                [CCode (cheader_filename = "gst/video/video.h")]
+               [Version (since = "1.18")]
+               public static Gst.Video.TransferFunction color_transfer_from_iso (uint value);
+               [CCode (cheader_filename = "gst/video/video.h")]
+               [Version (since = "1.18")]
+               public static uint color_transfer_to_iso (Gst.Video.TransferFunction func);
+               [CCode (cheader_filename = "gst/video/video.h")]
                public static Gst.Sample convert_sample (Gst.Sample sample, Gst.Caps to_caps, Gst.ClockTime 
timeout) throws GLib.Error;
                [CCode (cheader_filename = "gst/video/video.h")]
                public static void convert_sample_async (Gst.Sample sample, Gst.Caps to_caps, Gst.ClockTime 
timeout, owned Gst.Video.ConvertSampleCallback callback);