[vala/0.36] gstreamer-1.0: Cherry-pick some fixes from 0.38

[Rico Tzschichholz <ricotz src gnome org>]

commit fa7050e75064c5b998671920752a071b6992a618
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Fri Oct 6 08:59:26 2017 +0200

    gstreamer-1.0: Cherry-pick some fixes from 0.38

 vapi/gstreamer-1.0.vapi       |   12 +++++++-----
 vapi/gstreamer-app-1.0.vapi   |    2 +-
 vapi/gstreamer-video-1.0.vapi |    2 +-
 3 files changed, 9 insertions(+), 7 deletions(-)
---
diff --git a/vapi/gstreamer-1.0.vapi b/vapi/gstreamer-1.0.vapi
index 6cf911c..01b423a 100644
--- a/vapi/gstreamer-1.0.vapi
+++ b/vapi/gstreamer-1.0.vapi
@@ -2173,7 +2173,7 @@ namespace Gst {
                public bool clip (Gst.Format format, uint64 start, uint64 stop, out uint64 clip_start, out 
uint64 clip_stop);
                public Gst.Segment copy ();
                public void copy_into (Gst.Segment dest);
-               public bool do_seek (double rate, Gst.Format format, Gst.SeekFlags flags, Gst.SeekType 
start_type, uint64 start, Gst.SeekType stop_type, uint64 stop, bool update);
+               public bool do_seek (double rate, Gst.Format format, Gst.SeekFlags flags, Gst.SeekType 
start_type, uint64 start, Gst.SeekType stop_type, uint64 stop, out bool update);
                public void free ();
                public void init (Gst.Format format);
                [Version (since = "1.6")]
@@ -2183,20 +2183,20 @@ namespace Gst {
                [Version (since = "1.8")]
                public uint64 position_from_running_time (Gst.Format format, uint64 running_time);
                [Version (since = "1.8")]
-               public int position_from_running_time_full (Gst.Format format, uint64 running_time, uint64 
position);
+               public int position_from_running_time_full (Gst.Format format, uint64 running_time, out 
uint64 position);
                [Version (since = "1.8")]
                public uint64 position_from_stream_time (Gst.Format format, uint64 stream_time);
                [Version (since = "1.8")]
-               public int position_from_stream_time_full (Gst.Format format, uint64 stream_time, uint64 
position);
+               public int position_from_stream_time_full (Gst.Format format, uint64 stream_time, out uint64 
position);
                public bool set_running_time (Gst.Format format, uint64 running_time);
                public uint64 to_position (Gst.Format format, uint64 running_time);
                public uint64 to_running_time (Gst.Format format, uint64 position);
                [Version (since = "1.6")]
-               public int to_running_time_full (Gst.Format format, uint64 position, uint64 running_time);
+               public int to_running_time_full (Gst.Format format, uint64 position, out uint64 running_time);
                [Version (since = "1.8")]
                public uint64 to_stream_time (Gst.Format format, uint64 position);
                [Version (since = "1.8")]
-               public int to_stream_time_full (Gst.Format format, uint64 position, uint64 stream_time);
+               public int to_stream_time_full (Gst.Format format, uint64 position, out uint64 stream_time);
        }
        [CCode (cheader_filename = "gst/gst.h", type_id = "gst_stream_get_type ()")]
        public class Stream : Gst.Object {
@@ -2962,6 +2962,7 @@ namespace Gst {
                OTHER
        }
        [CCode (cheader_filename = "gst/gst.h", cprefix = "GST_DEBUG_", type_id = 
"gst_debug_color_flags_get_type ()")]
+       [Flags]
        public enum DebugColorFlags {
                FG_BLACK,
                FG_RED,
@@ -3437,6 +3438,7 @@ namespace Gst {
        }
        [CCode (cheader_filename = "gst/gst.h", cprefix = "GST_STACK_TRACE_SHOW_", type_id = 
"gst_stack_trace_flags_get_type ()")]
        [Flags]
+       [Version (since = "1.12")]
        public enum StackTraceFlags {
                FULL
        }
diff --git a/vapi/gstreamer-app-1.0.vapi b/vapi/gstreamer-app-1.0.vapi
index d999359..e00f042 100644
--- a/vapi/gstreamer-app-1.0.vapi
+++ b/vapi/gstreamer-app-1.0.vapi
@@ -56,7 +56,7 @@ namespace Gst {
                        [Version (since = "1.10")]
                        public Gst.ClockTime get_duration ();
                        public bool get_emit_signals ();
-                       public void get_latency (uint64 min, uint64 max);
+                       public void get_latency (out uint64 min, out uint64 max);
                        public uint64 get_max_bytes ();
                        public int64 get_size ();
                        public Gst.App.StreamType get_stream_type ();
diff --git a/vapi/gstreamer-video-1.0.vapi b/vapi/gstreamer-video-1.0.vapi
index 602cd9d..1e28757 100644
--- a/vapi/gstreamer-video-1.0.vapi
+++ b/vapi/gstreamer-video-1.0.vapi
@@ -475,11 +475,11 @@ namespace Gst {
                }
                [CCode (cheader_filename = "gst/video/video.h", has_type_id = false)]
                [GIR (name = "VideoAffineTransformationMeta")]
+               [Version (since = "1.8")]
                public struct AffineTransformationMeta {
                        public Gst.Meta meta;
                        [CCode (array_length = false)]
                        public weak float matrix[16];
-                       [Version (since = "1.8")]
                        public void apply_matrix (float matrix);
                }
                [CCode (cheader_filename = "gst/video/video.h", has_type_id = false)]