avcodec/v4l2_m2m: disable info logging during device probe

Signed-off-by: Aman Gupta <aman@tmm1.net>

libavcodec/v4l2_m2m.c

@@ -60,7 +60,7 @@ static inline int v4l2_mplane_video(struct v4l2_capability *cap)
     return 0;
 }
 
-static int v4l2_prepare_contexts(V4L2m2mContext* s)
+static int v4l2_prepare_contexts(V4L2m2mContext* s, int probe)
 {
     struct v4l2_capability cap;
     int ret;
@@ -76,9 +76,10 @@ static int v4l2_prepare_contexts(V4L2m2mContext* s)
     if (ret < 0)
         return ret;
 
-    av_log(s->avctx, AV_LOG_INFO, "driver '%s' on card '%s' in %s mode\n", cap.driver, cap.card,
-                                   v4l2_mplane_video(&cap) ? "mplane" :
-                                   v4l2_splane_video(&cap) ? "splane" : "unknown");
+    av_log(s->avctx, probe ? AV_LOG_DEBUG : AV_LOG_INFO,
+                     "driver '%s' on card '%s' in %s mode\n", cap.driver, cap.card,
+                     v4l2_mplane_video(&cap) ? "mplane" :
+                     v4l2_splane_video(&cap) ? "splane" : "unknown");
 
     if (v4l2_mplane_video(&cap)) {
         s->capture.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
@@ -103,7 +104,7 @@ static int v4l2_probe_driver(V4L2m2mContext* s)
     if (s->fd < 0)
         return AVERROR(errno);
 
-    ret = v4l2_prepare_contexts(s);
+    ret = v4l2_prepare_contexts(s, 1);
     if (ret < 0)
         goto done;
 
@@ -140,7 +141,7 @@ static int v4l2_configure_contexts(V4L2m2mContext* s)
     if (s->fd < 0)
         return AVERROR(errno);
 
-    ret = v4l2_prepare_contexts(s);
+    ret = v4l2_prepare_contexts(s, 0);
     if (ret < 0)
         goto error;