FPGA-based four-way total-high-definition video processing circuit

The utility model discloses an FPGA-based four-way total-high-definition video processing circuit. The FPGA-based four-way total-high-definition video processing circuit comprises an FPGA chip, the FPGA chip comprises a storage controller, a channel selector switch circuit, a first video layer lamination circuit, a second video layer lamination circuit, a third video layer lamination circuit, a fourth video layer lamination circuit, a video sequence control circuit, a video synthesis circuit, a master controller, four video input processing circuits and four video amplifier circuits. By using the FPGA chip based picture-in-picture and picture-out-picture video processing circuit provided by the utility model, the demand for simultaneous acquisition processing on multipath total-high-definition video signals can be satisfied, and the FPGA-based four-way total-high-definition video processing circuit also has the advantages of simple structure, easy design and realization and the like. The FPGA-based four-way total-high-definition video processing circuit can be widely applied to the field of high-definition video processing.