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basetrans: fix comment and warn

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Emit a warning in the debug log when something seems weird.
This commit is contained in:
Wim Taymans 2011-07-21 14:18:30 +02:00
parent 3bb167a1bf
commit f1f2a2ff18
1 changed files with 4 additions and 2 deletions
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6
libs/gst/base/gstbasetransform.c
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@ -1455,8 +1455,10 @@ gst_base_transform_prepare_output_buffer (GstBaseTransform * trans,
if (trans->passthrough && in_buf != *out_buf) {
/* we are asked to perform a passthrough transform but the input and
* output buffers are different. We have to discard the output buffer and
* reuse the input buffer. */
GST_DEBUG_OBJECT (trans, "passthrough but different buffers");
* reuse the input buffer. This is rather weird, it means that the prepare
* output buffer does something wrong. */
GST_WARNING_OBJECT (trans, "passthrough but different buffers, check the "
"prepare_output_buffer implementation");
gst_buffer_unref (*out_buf);
*out_buf = in_buf;
}