Revert "basetransform: remove some dead code"

This reverts commit 42acf05b224741cb01ff126cbd8057a68447d09b.

1 files changed, 54 insertions, 22 deletions

diff --git a/libs/gst/base/gstbasetransform.c b/libs/gst/base/gstbasetransform.c
index c05289aef..f6e0c0cbb 100644
--- a/libs/gst/base/gstbasetransform.c
+++ b/libs/gst/base/gstbasetransform.c
@@ -1285,43 +1285,75 @@ static gboolean
 gst_base_transform_acceptcaps_default (GstBaseTransform * trans,
     GstPadDirection direction, GstCaps * caps)
 {
+#if 0
+  GstPad *otherpad;
+  GstCaps *othercaps = NULL;
+#endif
   GstPad *pad;
-  GstCaps *allowed;
   gboolean ret = TRUE;
 
   pad =
       (direction ==
       GST_PAD_SINK) ? GST_BASE_TRANSFORM_SINK_PAD (trans) :
       GST_BASE_TRANSFORM_SRC_PAD (trans);
+#if 0
+  otherpad = (pad == trans->srcpad) ? trans->sinkpad : trans->srcpad;
+
+  /* we need fixed caps for the check, fall back to the default implementation
+   * if we don't */
+  if (!gst_caps_is_fixed (caps))
+#endif
+  {
+    GstCaps *allowed;
 
-  GST_DEBUG_OBJECT (trans, "accept caps %" GST_PTR_FORMAT, caps);
+    GST_DEBUG_OBJECT (trans, "accept caps %" GST_PTR_FORMAT, caps);
 
-  /* get all the formats we can handle on this pad */
-  allowed = gst_pad_query_caps (pad, caps);
-  if (!allowed) {
-    GST_DEBUG_OBJECT (trans, "gst_pad_query_caps() failed");
-    goto no_transform_possible;
-  }
+    /* get all the formats we can handle on this pad */
+    allowed = gst_pad_query_caps (pad, caps);
+    if (!allowed) {
+      GST_DEBUG_OBJECT (trans, "gst_pad_query_caps() failed");
+      goto no_transform_possible;
+    }
 
-  GST_DEBUG_OBJECT (trans, "allowed caps %" GST_PTR_FORMAT, allowed);
+    GST_DEBUG_OBJECT (trans, "allowed caps %" GST_PTR_FORMAT, allowed);
 
-  /* intersect with the requested format */
-  if (GST_PAD_IS_ACCEPT_INTERSECT (pad)) {
-    GST_DEBUG_OBJECT (pad,
-        "allowed caps intersect %" GST_PTR_FORMAT ", caps %" GST_PTR_FORMAT,
-        allowed, caps);
-    ret = gst_caps_can_intersect (caps, allowed);
-  } else {
-    GST_DEBUG_OBJECT (pad, "allowed caps subset %" GST_PTR_FORMAT ", caps %"
-        GST_PTR_FORMAT, allowed, caps);
-    ret = gst_caps_is_subset (caps, allowed);
+    /* intersect with the requested format */
+    if (GST_PAD_IS_ACCEPT_INTERSECT (pad)) {
+      GST_DEBUG_OBJECT (pad,
+          "allowed caps intersect %" GST_PTR_FORMAT ", caps %" GST_PTR_FORMAT,
+          allowed, caps);
+      ret = gst_caps_can_intersect (caps, allowed);
+    } else {
+      GST_DEBUG_OBJECT (pad, "allowed caps subset %" GST_PTR_FORMAT ", caps %"
+          GST_PTR_FORMAT, allowed, caps);
+      ret = gst_caps_is_subset (caps, allowed);
+    }
+    gst_caps_unref (allowed);
+
+    if (!ret)
+      goto no_transform_possible;
   }
-  gst_caps_unref (allowed);
+#if 0
+  else {
+    GST_DEBUG_OBJECT (pad, "accept caps %" GST_PTR_FORMAT, caps);
 
-  if (!ret)
-    goto no_transform_possible;
+    /* find best possible caps for the other pad as a way to see if we can
+     * transform this caps. */
+    othercaps = gst_base_transform_find_transform (trans, pad, caps, FALSE);
+    if (!othercaps || gst_caps_is_empty (othercaps))
+      goto no_transform_possible;
+
+    GST_DEBUG_OBJECT (pad, "we can transform to %" GST_PTR_FORMAT, othercaps);
+  }
+#endif
 
 done:
+#if 0
+  /* We know it's always NULL since we never use it */
+  if (othercaps)
+    gst_caps_unref (othercaps);
+#endif
+
   return ret;
 
   /* ERRORS */