From 36edb00c93cecf70f2c7ea2272efbd7fc3ff9bd5 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Wed, 11 May 2022 17:06:25 +0800
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Subject: [PATCH 7/8] v4l2src: Filter out unavailable sources
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Use env "GST_V4L2SRC_DEVICES" to specify available builtin sources.
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Default is "rkisp_mainpath:rkisp_selfpath".
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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sys/v4l2/gstv4l2deviceprovider.c | 13 +++++++++++++
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1 file changed, 13 insertions(+)
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diff --git a/sys/v4l2/gstv4l2deviceprovider.c b/sys/v4l2/gstv4l2deviceprovider.c
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index 7c2c87f..b99a06c 100644
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--- a/sys/v4l2/gstv4l2deviceprovider.c
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+++ b/sys/v4l2/gstv4l2deviceprovider.c
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@@ -146,6 +146,19 @@ gst_v4l2_device_provider_probe_device (GstV4l2DeviceProvider * provider,
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type = GST_V4L2_DEVICE_TYPE_SOURCE;
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v4l2obj->skip_try_fmt_probes = TRUE;
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+
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+ if (strcmp ((char *) v4l2obj->vcap.driver, "uvcvideo")) {
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+ /* Filter out unavailable source devices */
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+ const gchar *devices = g_getenv ("GST_V4L2SRC_DEVICES");
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+ if (!devices)
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+ devices = "rkisp_mainpath:rkisp_selfpath";
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+
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+ /* Only check start-with */
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+ if (!strstr (devices, device_name)) {
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+ GST_WARNING ("%s(%s) been ignored", device_path, device_name);
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+ goto destroy;
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+ }
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+ }
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}
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if (v4l2obj->device_caps &
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--
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2.20.1
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