1*4882a593SmuzhiyunFrom 60a5f650497fa6c58e89d3c13b0ac25c030146f0 Mon Sep 17 00:00:00 2001
2*4882a593SmuzhiyunFrom: Jeffy Chen <jeffy.chen@rock-chips.com>
3*4882a593SmuzhiyunDate: Tue, 30 Mar 2021 07:52:42 +0800
4*4882a593SmuzhiyunSubject: [PATCH 13/17] HACK: gstreamer: Support fill mode
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunDepends on gstreamer-sink property.
7*4882a593Smuzhiyun
8*4882a593SmuzhiyunSigned-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
9*4882a593Smuzhiyun---
10*4882a593Smuzhiyun src/gsttools/qgstreamervideooverlay.cpp | 12 ++++++++++++
11*4882a593Smuzhiyun 1 file changed, 12 insertions(+)
12*4882a593Smuzhiyun
13*4882a593Smuzhiyundiff --git a/src/gsttools/qgstreamervideooverlay.cpp b/src/gsttools/qgstreamervideooverlay.cpp
14*4882a593Smuzhiyunindex 1ca82da..431d8cc 100644
15*4882a593Smuzhiyun--- a/src/gsttools/qgstreamervideooverlay.cpp
16*4882a593Smuzhiyun+++ b/src/gsttools/qgstreamervideooverlay.cpp
17*4882a593Smuzhiyun@@ -111,6 +111,7 @@ public:
18*4882a593Smuzhiyun         m_hasHue = g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "hue");
19*4882a593Smuzhiyun         m_hasSaturation = g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "saturation");
20*4882a593Smuzhiyun         m_hasShowPrerollFrame = g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "show-preroll-frame");
21*4882a593Smuzhiyun+        m_hasFillMode = g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSink), "fill-mode");
22*4882a593Smuzhiyun     }
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun     bool hasShowPrerollFrame() const override
25*4882a593Smuzhiyun@@ -221,12 +222,23 @@ public:
26*4882a593Smuzhiyun                          (mode == Qt::KeepAspectRatio),
27*4882a593Smuzhiyun                          nullptr);
28*4882a593Smuzhiyun         }
29*4882a593Smuzhiyun+        if (m_hasFillMode) {
30*4882a593Smuzhiyun+            // HACK: Match the gst-sink properties
31*4882a593Smuzhiyun+            int modes[] = {
32*4882a593Smuzhiyun+                [Qt::IgnoreAspectRatio] = 0,
33*4882a593Smuzhiyun+                [Qt::KeepAspectRatio] = 1,
34*4882a593Smuzhiyun+                [Qt::KeepAspectRatioByExpanding] = 2,
35*4882a593Smuzhiyun+            };
36*4882a593Smuzhiyun+            g_object_set(G_OBJECT(m_videoSink),
37*4882a593Smuzhiyun+                         "fill-mode", modes[mode], nullptr);
38*4882a593Smuzhiyun+        }
39*4882a593Smuzhiyun     }
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun protected:
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun     GstElement *m_videoSink = nullptr;
44*4882a593Smuzhiyun     bool m_hasForceAspectRatio = false;
45*4882a593Smuzhiyun+    bool m_hasFillMode = false;
46*4882a593Smuzhiyun     bool m_hasBrightness = false;
47*4882a593Smuzhiyun     bool m_hasContrast = false;
48*4882a593Smuzhiyun     bool m_hasHue = false;
49*4882a593Smuzhiyun--
50*4882a593Smuzhiyun2.20.1
51*4882a593Smuzhiyun
52