From d6ed383c6f59fd0fee6559f44659c7369c51b45f Mon Sep 17 00:00:00 2001
From: Wim Taymans <wtaymans@redhat.com>
Date: Tue, 18 Nov 2014 16:36:08 +0100
Subject: [PATCH] video: add some more debuging

---
 gst-libs/gst/video/video-resampler.c | 57 ++++++++++++++++------------
 gst-libs/gst/video/video-scaler.c    | 32 ++++++++++++++++
 2 files changed, 64 insertions(+), 25 deletions(-)

diff --git a/gst-libs/gst/video/video-resampler.c b/gst-libs/gst/video/video-resampler.c
index 91977ee08b..aa5f96b4fc 100644
--- a/gst-libs/gst/video/video-resampler.c
+++ b/gst-libs/gst/video/video-resampler.c
@@ -235,6 +235,37 @@ resampler_calculate_taps (ResamplerParams * params)
   }
 }
 
+static void
+resampler_dump (GstVideoResampler * resampler)
+{
+#if 0
+  gint i, max_taps, out_size;
+
+  out_size = resampler->out_size;
+  max_taps = resampler->max_taps;
+
+  for (i = 0; i < out_size; i++) {
+    gint j, o, phase, n_taps;
+    gdouble sum;
+
+    o = resampler->offset[i];
+    n_taps = resampler->n_taps[i];
+    phase = resampler->phase[i];
+
+    printf ("%u: \t%d  ", i, o);
+    sum = 0;
+    for (j = 0; j < n_taps; j++) {
+      gdouble tap;
+      tap = resampler->taps[phase * max_taps + j];
+      printf ("\t%f ", tap);
+      sum += tap;
+    }
+    printf ("\t: sum %f\n", sum);
+  }
+#endif
+}
+
+
 /**
  * gst_video_resampler_new:
  * @resampler: a #GstVideoResampler
@@ -349,32 +380,8 @@ gst_video_resampler_init (GstVideoResampler * resampler,
 
   resampler_calculate_taps (&params);
 
-#if 0
-  {
-    gint i, max_taps;
+  resampler_dump (resampler);
 
-    max_taps = resampler->max_taps;
-
-    for (i = 0; i < out_size; i++) {
-      gint j, o, phase, n_taps;
-      gdouble sum;
-
-      o = resampler->offset[i];
-      n_taps = resampler->n_taps[i];
-      phase = resampler->phase[i];
-
-      printf ("%u: \t%d  ", i, o);
-      sum = 0;
-      for (j = 0; j < n_taps; j++) {
-        gdouble tap;
-        tap = resampler->taps[phase * max_taps + j];
-        printf ("\t%f ", tap);
-        sum += tap;
-      }
-      printf ("\t: sum %f\n", sum);
-    }
-  }
-#endif
   return TRUE;
 }
 
diff --git a/gst-libs/gst/video/video-scaler.c b/gst-libs/gst/video/video-scaler.c
index 11bfbdad78..d0ed06b63e 100644
--- a/gst-libs/gst/video/video-scaler.c
+++ b/gst-libs/gst/video/video-scaler.c
@@ -117,6 +117,36 @@ realloc_tmplines (GstVideoScaler * scale, gint width)
   scale->tmpwidth = width;
 }
 
+static void
+scaler_dump (GstVideoScaler * scale)
+{
+#if 0
+  gint i, j, in_size, out_size, max_taps;
+  guint32 *offset, *phase;
+  gdouble *taps;
+  GstVideoResampler *r = &scale->resampler;
+
+  in_size = r->in_size;
+  out_size = r->out_size;
+  offset = r->offset;
+  phase = r->phase;
+  max_taps = r->max_taps;
+  taps = r->taps;
+
+  g_print ("in %d, out %d, max_taps %d, n_phases %d\n", in_size, out_size,
+      max_taps, r->n_phases);
+
+  for (i = 0; i < out_size; i++) {
+    g_print ("%d: \t%d \t%d:", i, offset[i], phase[i]);
+
+    for (j = 0; j < max_taps; j++) {
+      g_print ("\t%f", taps[i * max_taps + j]);
+    }
+    g_print ("\n");
+  }
+#endif
+}
+
 /**
  * gst_video_scaler_new:
  * @method: a #GstVideoResamplerMethod
@@ -175,6 +205,8 @@ gst_video_scaler_new (GstVideoResamplerMethod method, GstVideoScalerFlags flags,
   else
     scale->inc = ((in_size - 1) << 16) / (out_size - 1) - 1;
 
+  scaler_dump (scale);
+
   return scale;
 }