Each sample counts as 0.01 seconds. % cumulative self self total time seconds seconds calls ms/call ms/call name 38.46 0.05 0.05 6336 0.01 0.01 forward_DCT 30.77 0.09 0.04 576 0.07 0.07 rgb_ycc_convert 23.08 0.12 0.03 9504 0.00 0.00 jpeg_fdct_islow 7.69 0.13 0.01 9504 0.00 0.00 encode_one_block 0.00 0.13 0.00 38770 0.00 0.00 emit_bits 0.00 0.13 0.00 1584 0.00 0.01 encode_mcu_huff 0.00 0.13 0.00 86