SDR Formats

V4L2_SDR_FMT_CU8 ('CU08') — Complex unsigned 8-bit IQ sample
V4L2_SDR_FMT_CU16LE ('CU16') — Complex unsigned 16-bit little endian IQ sample
V4L2_SDR_FMT_CS8 ('CS08') — Complex signed 8-bit IQ sample
V4L2_SDR_FMT_CS14LE ('CS14') — Complex signed 14-bit little endian IQ sample
V4L2_SDR_FMT_RU12LE ('RU12') — Real unsigned 12-bit little endian sample

These formats are used for SDR interface only.