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If output size == input size, just pass through buffer

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Original commit message from CVS:
If output size == input size, just pass through buffer
This commit is contained in:
David Schleef 2002-09-15 21:38:28 +00:00
parent c5d1baf05a
commit 4f5c32f140
1 changed files with 15 additions and 10 deletions
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25
gst/videoscale/gstvideoscale.c
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@ -266,22 +266,27 @@ GST_DEBUG(0,"size=%ld from=%dx%d to=%dx%d newsize=%d",
videoscale->targetwidth, videoscale->targetheight,
videoscale->targetwidth*videoscale->targetheight + videoscale->targetwidth*videoscale->targetheight/2);
outbuf = gst_buffer_new();
/* XXX this is wrong for anything but I420 */
GST_BUFFER_SIZE(outbuf) = videoscale->targetwidth*videoscale->targetheight +
if(videoscale->targetwidth==videoscale->width &&
videoscale->targetheight==videoscale->height){
gst_pad_push(videoscale->srcpad, buf);
}else{
outbuf = gst_buffer_new();
/* XXX this is wrong for anything but I420 */
GST_BUFFER_SIZE(outbuf) = videoscale->targetwidth*videoscale->targetheight +
videoscale->targetwidth*videoscale->targetheight/2;
GST_BUFFER_DATA(outbuf) = g_malloc (videoscale->targetwidth*videoscale->targetheight*2);
GST_BUFFER_TIMESTAMP(outbuf) = GST_BUFFER_TIMESTAMP(buf);
GST_BUFFER_DATA(outbuf) = g_malloc (videoscale->targetwidth*videoscale->targetheight*2);
GST_BUFFER_TIMESTAMP(outbuf) = GST_BUFFER_TIMESTAMP(buf);
/*g_return_if_fail(videoscale->scale_cc != NULL); */
videoscale->scale_cc(videoscale, data, GST_BUFFER_DATA(outbuf));
/*g_return_if_fail(videoscale->scale_cc != NULL); */
videoscale->scale_cc(videoscale, data, GST_BUFFER_DATA(outbuf));
GST_DEBUG (0,"gst_videoscale_chain: pushing buffer of %d bytes in '%s'",GST_BUFFER_SIZE(outbuf),
GST_DEBUG (0,"gst_videoscale_chain: pushing buffer of %d bytes in '%s'",GST_BUFFER_SIZE(outbuf),
GST_OBJECT_NAME (videoscale));
gst_pad_push(videoscale->srcpad, outbuf);
gst_pad_push(videoscale->srcpad, outbuf);
gst_buffer_unref(buf);
gst_buffer_unref(buf);
}
}
static void