DXVA2DevicePriv 412 libavutil/hwcontext_dxva2.c DXVA2DevicePriv *priv = ctx->user_opaque; DXVA2DevicePriv 437 libavutil/hwcontext_dxva2.c DXVA2DevicePriv *priv = ctx->user_opaque; DXVA2DevicePriv 470 libavutil/hwcontext_dxva2.c DXVA2DevicePriv *priv = ctx->user_opaque; DXVA2DevicePriv 511 libavutil/hwcontext_dxva2.c DXVA2DevicePriv *priv;