Signed-off-by: Ramprasad N <x0038...@ti.com>
---
...v4l2src-Increase-minimum-num-buffers-by-4.patch | 33 ++++++++++++++++++++++
.../gstreamer1.0-plugins-good_1.8.3.bbappend | 8 ++++++
2 files changed, 41 insertions(+)
create mode 100644
meta-arago-extras/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good/0001-v4l2src-Increase-minimum-num-buffers-by-4.patch
create mode 100644
meta-arago-extras/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good_1.8.3.bbappend
diff --git
a/meta-arago-extras/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good/0001-v4l2src-Increase-minimum-num-buffers-by-4.patch
b/meta-arago-extras/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good/0001-v4l2src-Increase-minimum-num-buffers-by-4.patch
new file mode 100644
index 0000000..1af90c1
--- /dev/null
+++
b/meta-arago-extras/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good/0001-v4l2src-Increase-minimum-num-buffers-by-4.patch
@@ -0,0 +1,33 @@
+From 73254df370fec6a2eb1ae6711955307a1d4bf173 Mon Sep 17 00:00:00 2001
+From: Ramprasad N <x0038...@ti.com>
+Date: Fri, 13 Oct 2017 15:48:06 +0530
+Subject: [PATCH] v4l2src: Increase minimum num buffers by 4
+
+v4l2src plugin allocates 4 buffers for the pipeline.
+To capture video in realtime the pipeline without frameloss,
+four buffers are not sufficient. Increase the
+number of buffers by 4 more.
+
+Signed-off-by: Ramprasad N <x0038...@ti.com>
+---
+ sys/v4l2/gstv4l2object.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/sys/v4l2/gstv4l2object.c b/sys/v4l2/gstv4l2object.c
+index 549e06f..773f46d 100644
+--- a/sys/v4l2/gstv4l2object.c
++++ b/sys/v4l2/gstv4l2object.c
+@@ -3939,7 +3939,9 @@ gst_v4l2_object_decide_allocation (GstV4l2Object * obj,
GstQuery * query)
+ * to fill the pipeline, the minimum required to decoder according to the
+ * driver and 1 more, so we don't endup up with everything downstream or
+ * held by the decoder. */
+- own_min = min + obj->min_buffers + 1;
++ /* Increase the number of buffers required by 4 more to capture video in
++ * realtime. With default number of 4 buffers, frame loss is observed */
++ own_min = min + obj->min_buffers + 5;
+
+ /* If no allocation parameters where provided, allow for a little more
+ * buffers and enable copy threshold */
+--
+1.9.1
+
diff --git
a/meta-arago-extras/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good_1.8.3.bbappend
b/meta-arago-extras/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good_1.8.3.bbappend
new file mode 100644
index 0000000..29a07b2
--- /dev/null
+++
b/meta-arago-extras/recipes-multimedia/gstreamer/gstreamer1.0-plugins-good_1.8.3.bbappend
@@ -0,0 +1,8 @@
+PR_append = ".arago0"
+
+FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+
+SRC_URI += " \
+ file://0001-v4l2src-Increase-minimum-num-buffers-by-4.patch \
+ "
+
--
1.9.1
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