v4l2transform: set right buffer count.

Set right buffer count to avoid one buffer.

diff --git a/sys/v4l2/gstv4l2transform.c b/sys/v4l2/gstv4l2transform.c
index 6bb7fee..e2adc63 100644 (file)
--- a/sys/v4l2/gstv4l2transform.c
+++ b/sys/v4l2/gstv4l2transform.c
@@ -893,8 +893,7 @@ gst_v4l2_transform_prepare_output_buffer (GstBaseTransform * trans,
   /* Ensure input internal pool is active */
   if (!gst_buffer_pool_is_active (pool)) {
     GstStructure *config = gst_buffer_pool_get_config (pool);
-    gint min = self->v4l2output->min_buffers == 0 ? GST_V4L2_MIN_BUFFERS :
-        self->v4l2output->min_buffers;
+    gint min = MAX (GST_V4L2_MIN_BUFFERS, self->v4l2output->min_buffers);
     gst_buffer_pool_config_set_params (config, self->incaps,
         self->v4l2output->info.size, min, min);