BUILD_WITH_VIDEO_OUTPUT_SUPPORT    3 modules/videoio/perf/perf_output.cpp #if BUILD_WITH_VIDEO_OUTPUT_SUPPORT
BUILD_WITH_VIDEO_OUTPUT_SUPPORT  582 modules/videoio/test/test_video_io.cpp #if BUILD_WITH_VIDEO_INPUT_SUPPORT && BUILD_WITH_VIDEO_OUTPUT_SUPPORT && !defined(__APPLE__)
BUILD_WITH_VIDEO_OUTPUT_SUPPORT  177 modules/videoio/test/test_video_pos.cpp #if BUILD_WITH_VIDEO_INPUT_SUPPORT && BUILD_WITH_VIDEO_OUTPUT_SUPPORT && defined HAVE_FFMPEG