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zigzag_scan_4x4_field_neon, zigzag_sub_4x4_field_neon, zigzag_sub_4x4ac_field_neon, zigzag_sub_4x4_frame_neon, igzag_sub_4x4ac_frame_neon more than 2 times faster zigzag_scan_8x8_frame_neon, zigzag_scan_8x8_field_neon, zigzag_sub_8x8_field_neon, zigzag_sub_8x8_frame_neon 4-5 times faster zigzag_interleave_8x8_cavlc_neon 6 times faster
6c163249