HYL_OK3568_LINUX/buildroot/package/gstreamer1/gst1-plugins-good/0006-v4l2src-Support-setting-default-device.patch
2025-05-10 21:49:39 +08:00

40 lines
1.2 KiB
Diff

From 191ac8f6fca18c1fc4b263cf48431f1269b05a67 Mon Sep 17 00:00:00 2001
From: Jeffy Chen <jeffy.chen@rock-chips.com>
Date: Wed, 11 May 2022 15:21:44 +0800
Subject: [PATCH 06/12] v4l2src: Support setting default device
Use env "GST_V4L2SRC_DEFAULT_DEVICE" to specify default device.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
sys/v4l2/gstv4l2src.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/sys/v4l2/gstv4l2src.c b/sys/v4l2/gstv4l2src.c
index 4cc4cdf..db33d64 100644
--- a/sys/v4l2/gstv4l2src.c
+++ b/sys/v4l2/gstv4l2src.c
@@ -66,7 +66,7 @@
GST_DEBUG_CATEGORY (v4l2src_debug);
#define GST_CAT_DEFAULT v4l2src_debug
-#define DEFAULT_PROP_DEVICE "/dev/video0"
+static const gchar *DEFAULT_PROP_DEVICE = NULL;
enum
{
@@ -148,6 +148,10 @@ gst_v4l2src_class_init (GstV4l2SrcClass * klass)
GstBaseSrcClass *basesrc_class;
GstPushSrcClass *pushsrc_class;
+ DEFAULT_PROP_DEVICE = g_getenv ("GST_V4L2SRC_DEFAULT_DEVICE");
+ if (!DEFAULT_PROP_DEVICE)
+ DEFAULT_PROP_DEVICE = "/dev/video0";
+
gobject_class = G_OBJECT_CLASS (klass);
element_class = GST_ELEMENT_CLASS (klass);
basesrc_class = GST_BASE_SRC_CLASS (klass);
--
2.20.1