Rémi Bernon : winegstreamer: Remove colorimetry and chroma-site from wg_format caps.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 59dedf2754650bd84ffa7d10c94f83b97198fed2
URL:    https://gitlab.winehq.org/wine/wine/-/commit/59dedf2754650bd84ffa7d10c94f83b...

Author: Rémi Bernon 
Date:   Sun Jun 18 21:46:49 2023 +0200

winegstreamer: Remove colorimetry and chroma-site from wg_format caps.

They are set by default and will force color conversions we may not
want in the wg_transform videoconvert.

---

dlls/winegstreamer/wg_format.c | 11 ++++++++---
 dlls/winegstreamer/wg_parser.c |  2 +-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/dlls/winegstreamer/wg_format.c b/dlls/winegstreamer/wg_format.c
index a579a1101d1..bd0ebf892c1 100644
--- a/dlls/winegstreamer/wg_format.c
+++ b/dlls/winegstreamer/wg_format.c
@@ -480,12 +480,17 @@ static GstCaps *wg_format_to_caps_video(const struct wg_format *format)
     {
         for (i = 0; i < gst_caps_get_size(caps); ++i)
         {
+            GstStructure *structure = gst_caps_get_structure(caps, i);
+
             if (!format->u.video.width)
-                gst_structure_remove_fields(gst_caps_get_structure(caps, i), "width", NULL);
+                gst_structure_remove_fields(structure, "width", NULL);
             if (!format->u.video.height)
-                gst_structure_remove_fields(gst_caps_get_structure(caps, i), "height", NULL);
+                gst_structure_remove_fields(structure, "height", NULL);
             if (!format->u.video.fps_d && !format->u.video.fps_n)
-                gst_structure_remove_fields(gst_caps_get_structure(caps, i), "framerate", NULL);
+                gst_structure_remove_fields(structure, "framerate", NULL);
+
+            /* Remove fields which we don't specify but might have some default value */
+            gst_structure_remove_fields(structure, "colorimetry", "chroma-site", NULL);
         }
     }
     return caps;
diff --git a/dlls/winegstreamer/wg_parser.c b/dlls/winegstreamer/wg_parser.c
index f043c4e18b4..cb2901f484d 100644
--- a/dlls/winegstreamer/wg_parser.c
+++ b/dlls/winegstreamer/wg_parser.c
@@ -721,7 +721,7 @@ static gboolean sink_query_cb(GstPad *pad, GstObject *parent, GstQuery *query)
             /* Clear some fields that shouldn't prevent us from connecting. */
             for (i = 0; i < gst_caps_get_size(caps); ++i)
                 gst_structure_remove_fields(gst_caps_get_structure(caps, i),
-                        "framerate", "pixel-aspect-ratio", "colorimetry", "chroma-site", NULL);
+                        "framerate", "pixel-aspect-ratio", NULL);

str = gst_caps_to_string(caps);
             GST_LOG("Stream caps are "%s".", str);