Videoflip does not work because the pipeline is not emitting the orientation tag. I wrote a test app to dump all tags and ran it with GST_DEBUG=3. In the output we find this:
0:00:00.034587209 32036 0x7f047c0522d0 WARN qtdemux qtdemux_types.c:202:qtdemux_type_get: unknown QuickTime node type pasp 0:00:00.034666428 32036 0x7f047c0522d0 FIXME qtdemux qtdemux.c:7212:qtdemux_inspect_transformation_matrix:<qtdemux0> Unhandled transformation matrix values
Videoflip does not work because the pipeline is not emitting the orientation tag. I wrote a test app to dump all tags and ran it with GST_DEBUG=3. In the output we find this:
0:00:00.034587209 32036 0x7f047c0522d0 WARN qtdemux qtdemux_ types.c: 202:qtdemux_ type_get: unknown QuickTime node type pasp c:7212: qtdemux_ inspect_ transformation_ matrix: <qtdemux0> Unhandled transformation matrix values
0:00:00.034666428 32036 0x7f047c0522d0 FIXME qtdemux qtdemux.