diff options
| -rw-r--r-- | sys/directdraw/gstdirectdrawsink.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/sys/directdraw/gstdirectdrawsink.c b/sys/directdraw/gstdirectdrawsink.c index 538227de..bb0332f8 100644 --- a/sys/directdraw/gstdirectdrawsink.c +++ b/sys/directdraw/gstdirectdrawsink.c @@ -961,10 +961,12 @@ gst_directdraw_sink_show_frame (GstBaseSink * bsink, GstBuffer * buf) /* Write each line respecting the destination surface pitch */ data = surf_desc.lpSurface; - src_pitch = GST_BUFFER_SIZE (buf) / ddrawsink->video_height; - for (line = 0; line < surf_desc.dwHeight; line++) { - memcpy (data, GST_BUFFER_DATA (buf) + (line * src_pitch), src_pitch); - data += surf_desc.lPitch; + if (ddrawsink->video_height) { + src_pitch = GST_BUFFER_SIZE (buf) / ddrawsink->video_height; + for (line = 0; line < surf_desc.dwHeight; line++) { + memcpy (data, GST_BUFFER_DATA (buf) + (line * src_pitch), src_pitch); + data += surf_desc.lPitch; + } } /* Unlock the surface */ |