[vala/staging: 1/5] gstreamer: Update from 1.15+ git master

[Rico Tzschichholz <ricotz src gnome org>]

commit 518eb84765d7f8177d2fb7d9680cbb3a9ca6d573
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sat May 19 18:02:10 2018 +0200

    gstreamer: Update from 1.15+ git master

 vapi/gstreamer-base-1.0.vapi   |   48 +++++++++++++++++++++++++++++++++++++++-
 vapi/gstreamer-webrtc-1.0.vapi |    5 ++++
 2 files changed, 52 insertions(+), 1 deletions(-)
---
diff --git a/vapi/gstreamer-base-1.0.vapi b/vapi/gstreamer-base-1.0.vapi
index 94b10f5..0b629e6 100644
--- a/vapi/gstreamer-base-1.0.vapi
+++ b/vapi/gstreamer-base-1.0.vapi
@@ -81,6 +81,8 @@ namespace Gst {
                        public virtual bool propose_allocation (Gst.Base.AggregatorPad pad, Gst.Query 
decide_query, Gst.Query query);
                        public void set_latency (Gst.ClockTime min_latency, Gst.ClockTime max_latency);
                        public void set_src_caps (Gst.Caps caps);
+                       [Version (since = "1.16")]
+                       public Gst.ClockTime simple_get_next_time ();
                        [NoWrapper]
                        public virtual bool sink_event (Gst.Base.AggregatorPad aggregator_pad, Gst.Event 
event);
                        [NoWrapper]
@@ -111,7 +113,7 @@ namespace Gst {
                        public bool drop_buffer ();
                        [NoWrapper]
                        public virtual Gst.FlowReturn flush (Gst.Base.Aggregator aggregator);
-                       [Version (since = "1.16")]
+                       [Version (since = "1.14.1")]
                        public bool has_buffer ();
                        public bool is_eos ();
                        public Gst.Buffer peek_buffer ();
@@ -801,6 +803,50 @@ namespace Gst {
                        [NoAccessorMethod]
                        public bool qos { get; set; }
                }
+               [CCode (cheader_filename = "gst/base/base.h", cname = "GstBitWriter", has_type_id = false)]
+               [GIR (name = "BitWriter")]
+               public struct BitWriter {
+                       public uint8 data;
+                       public uint bit_size;
+                       [CCode (cname = "gst_bit_writer_align_bytes")]
+                       public bool align_bytes (uint8 trailing_bit);
+                       [CCode (cname = "gst_bit_writer_free")]
+                       public void free ();
+                       [CCode (cname = "gst_bit_writer_free_and_get_buffer")]
+                       public Gst.Buffer free_and_get_buffer ();
+                       [CCode (array_length = false, cname = "gst_bit_writer_free_and_get_data")]
+                       public uint8[] free_and_get_data ();
+                       [CCode (cname = "gst_bit_writer_get_data")]
+                       public uint8 get_data ();
+                       [CCode (cname = "gst_bit_writer_get_remaining")]
+                       public uint get_remaining ();
+                       [CCode (cname = "gst_bit_writer_get_size")]
+                       public uint get_size ();
+                       [CCode (cname = "gst_bit_writer_init")]
+                       public void init ();
+                       [CCode (cname = "gst_bit_writer_init_with_data")]
+                       public void init_with_data ([CCode (array_length_cname = "size", array_length_pos = 
1.5, array_length_type = "guint")] uint8[] data, bool initialized);
+                       [CCode (cname = "gst_bit_writer_init_with_size")]
+                       public void init_with_size (uint32 size, bool fixed);
+                       [CCode (cname = "gst_bit_writer_put_bits_uint16")]
+                       public bool put_bits_uint16 (uint16 value, uint nbits);
+                       [CCode (cname = "gst_bit_writer_put_bits_uint32")]
+                       public bool put_bits_uint32 (uint32 value, uint nbits);
+                       [CCode (cname = "gst_bit_writer_put_bits_uint64")]
+                       public bool put_bits_uint64 (uint64 value, uint nbits);
+                       [CCode (cname = "gst_bit_writer_put_bits_uint8")]
+                       public bool put_bits_uint8 (uint8 value, uint nbits);
+                       [CCode (cname = "gst_bit_writer_put_bytes")]
+                       public bool put_bytes (uint8 data, uint nbytes);
+                       [CCode (cname = "gst_bit_writer_reset")]
+                       public void reset ();
+                       [CCode (cname = "gst_bit_writer_reset_and_get_buffer")]
+                       public Gst.Buffer reset_and_get_buffer ();
+                       [CCode (array_length = false, cname = "gst_bit_writer_reset_and_get_data")]
+                       public uint8[] reset_and_get_data ();
+                       [CCode (cname = "gst_bit_writer_set_pos")]
+                       public bool set_pos (uint pos);
+               }
                [CCode (cheader_filename = "gst/base/base.h", cname = "GstCollectData", has_type_id = false)]
                [GIR (name = "CollectData")]
                public struct CollectData {
diff --git a/vapi/gstreamer-webrtc-1.0.vapi b/vapi/gstreamer-webrtc-1.0.vapi
index f8471e2..e405adc 100644
--- a/vapi/gstreamer-webrtc-1.0.vapi
+++ b/vapi/gstreamer-webrtc-1.0.vapi
@@ -118,6 +118,11 @@ namespace Gst {
                CONNECTING,
                CONNECTED
        }
+       [CCode (cheader_filename = "gst/webrtc/webrtc.h", cprefix = "GST_WEBRTC_FEC_TYPE_", type_id = 
"gst_webrtc_fec_type_get_type ()")]
+       public enum WebRTCFECType {
+               NONE,
+               ULP_RED
+       }
        [CCode (cheader_filename = "gst/webrtc/webrtc.h", cprefix = "GST_WEBRTC_ICE_COMPONENT_", type_id = 
"gst_webrtc_ice_component_get_type ()")]
        public enum WebRTCICEComponent {
                RTP,