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msdkvpp: check mfx surface nullity for the input buffer

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In theory it should not happen but it happened to me
in some cases where it failed to allocate some video
buffers so this was a consequence of a corner case.
Better to be safe than sorry.
This commit is contained in:
Julien Isorce 2019-12-05 21:19:13 -08:00 committed by GStreamer Merge Bot
parent 8154b22a88
commit b681d6f62e
1 changed files with 7 additions and 1 deletions
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8
sys/msdk/gstmsdkvpp.c
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@ -729,11 +729,17 @@ gst_msdkvpp_transform (GstBaseTransform * trans, GstBuffer * inbuf,
if (!in_surface)
return GST_FLOW_ERROR;
if (!in_surface->surface) {
GST_ERROR_OBJECT (thiz, "mfx surface is NULL for the current input buffer");
free_msdk_surface (in_surface);
return GST_FLOW_ERROR;
}
if (gst_msdk_is_msdk_buffer (outbuf)) {
out_surface = g_slice_new0 (MsdkSurface);
out_surface->surface = gst_msdk_get_surface_from_buffer (outbuf);
} else {
GST_ERROR ("Failed to get msdk outsurface!");
GST_ERROR_OBJECT (thiz, "Failed to get msdk outsurface!");
free_msdk_surface (in_surface);
return GST_FLOW_ERROR;
}