AV_CLASS_CATEGORY_DEVICE_INPUT  106 libavdevice/avdevice.c                        AV_CLASS_CATEGORY_DEVICE_INPUT);
AV_CLASS_CATEGORY_DEVICE_INPUT  112 libavdevice/avdevice.c                        AV_CLASS_CATEGORY_DEVICE_INPUT);
AV_CLASS_CATEGORY_DEVICE_INPUT  502 libavdevice/lavfi.c     .category   = AV_CLASS_CATEGORY_DEVICE_INPUT,
AV_CLASS_CATEGORY_DEVICE_INPUT   79 libavutil/log.c     [16+AV_CLASS_CATEGORY_DEVICE_INPUT        ] = 5,
AV_CLASS_CATEGORY_DEVICE_INPUT  110 libavutil/log.c     [16+AV_CLASS_CATEGORY_DEVICE_INPUT        ] = 207 << 8 | 0x05,
AV_CLASS_CATEGORY_DEVICE_INPUT   52 libavutil/log.h      ((category) == AV_CLASS_CATEGORY_DEVICE_INPUT))