= Libjpeg-Turbo vs Libjpeg8c = * What is the difference in performance as measured with tjbench and standardized images * qualities 75 and 95 * architectures x86_64, x86, armel * libjpeg8c vs libjpeg-turbo-1.1.90-r722 built with libjpeg8 compat on * Test images from : http://www.imagecompression.info/test_images/ * gcc version build with -O3 gcc version 4.6.1 * oneiric 11.11 * one fix was made to libjpeg8c to jdmaster.c jpeg_calc_output_dimensions to fix a floating point exception. == Source Repos == * lp:libjpeg-turbo * lp:ubuntu/libjpeg8 == Pretty graphs == == Raw Performance measurements == '''libturbo-jpeg Versions of Notes''' === Intel i5-2500 3.3 Gz === * libjpeg8c {{{ tgall@mars:~/libjpeg8/libjpeg8/tjbench$ ./tjbench ../../testimages/nightshot_iso_100.ppm 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 3136 2352 63.58 18.87 171.0 RGB TD 4:2:0 95 3136 2352 39.20 15.45 88.17 RGB TD 4:2:2 95 3136 2352 33.18 13.44 85.51 RGB TD 4:4:4 95 3136 2352 26.10 10.84 73.27 tgall@mars:~/libjpeg8/libjpeg8/tjbench$ ./tjbench ../../testimages/nightshot_iso_100.ppm 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 3136 2352 87.81 58.51 262.9 RGB TD 4:2:0 75 3136 2352 49.68 47.97 111.2 RGB TD 4:2:2 75 3136 2352 42.05 41.80 114.5 RGB TD 4:4:4 75 3136 2352 33.12 34.09 110.6 tgall@mars:~/libjpeg8/libjpeg8/tjbench$ ./tjbench ../../media/nightshot_iso_100-640x480.bmp 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 640 480 54.63 12.30 147.1 RGB TD 4:2:0 95 640 480 34.88 10.15 79.85 RGB TD 4:2:2 95 640 480 29.56 8.835 75.88 RGB TD 4:4:4 95 640 480 23.50 7.338 66.14 tgall@mars:~/libjpeg8/libjpeg8/tjbench$ ./tjbench ../../media/nightshot_iso_100-640x480.bmp 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 640 480 73.89 30.16 213.7 RGB TD 4:2:0 75 640 480 44.93 25.92 100.6 RGB TD 4:2:2 75 640 480 38.20 23.20 101.9 RGB TD 4:4:4 75 640 480 30.25 19.56 95.93 }}} === Intel i5-2500 3.3 Gz === * libjpeg-turbo8 {{{ tgall@mars:~/libjpeg8/test$ tjbench ../testimages/nightshot_iso_100.ppm 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 3136 2352 250.5 18.87 244.5 RGB TD 4:2:0 95 3136 2352 180.6 15.53 202.5 RGB TD 4:2:2 95 3136 2352 149.0 13.48 170.5 RGB TD 4:4:4 95 3136 2352 112.2 10.84 133.5 tgall@mars:~/libjpeg8/test$ tjbench ../testimages/nightshot_iso_100.ppm 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 3136 2352 368.0 58.51 365.3 RGB TD 4:2:0 75 3136 2352 257.2 48.08 308.8 RGB TD 4:2:2 75 3136 2352 210.9 41.85 258.3 RGB TD 4:4:4 75 3136 2352 156.6 34.09 211.1 tgall@mars:~/libjpeg8/test$ tjbench ../media/nightshot_iso_100-640x480.bmp 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 640 480 210.1 12.30 205.6 RGB TD 4:2:0 95 640 480 152.3 10.20 167.4 RGB TD 4:2:2 95 640 480 125.8 8.874 142.9 RGB TD 4:4:4 95 640 480 96.67 7.338 114.6 tgall@mars:~/libjpeg8/test$ tjbench ../media/nightshot_iso_100-640x480.bmp 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 640 480 302.7 30.16 299.1 RGB TD 4:2:0 75 640 480 217.7 25.99 249.4 RGB TD 4:2:2 75 640 480 179.2 23.27 216.1 RGB TD 4:4:4 75 640 480 135.8 19.56 176.7 }}} === Intel Core 2 Duo 2.4 Gz === * libjpeg8c {{{ tgall@neptune:~/libjpeg8/libjpeg8/tjbench$ ./tjbench ../../testimages/nightshot_iso_100.ppm 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 3136 2352 41.29 18.87 94.34 RGB TD 4:2:0 95 3136 2352 24.08 15.45 48.50 RGB TD 4:2:2 95 3136 2352 20.84 13.44 47.35 RGB TD 4:4:4 95 3136 2352 16.61 10.84 40.19 tgall@neptune:~/libjpeg8/libjpeg8/tjbench$ ./tjbench ../../testimages/nightshot_iso_100.ppm 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 3136 2352 54.32 58.51 144.1 RGB TD 4:2:0 75 3136 2352 29.38 47.97 60.87 RGB TD 4:2:2 75 3136 2352 25.52 41.80 63.46 RGB TD 4:4:4 75 3136 2352 20.49 34.09 63.07 And with image scaled to 640x480 tgall@neptune:~/libjpeg8/libjpeg8/tjbench$ ./tjbench ./nightshot_iso_100-640x480.bmp 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 640 480 36.32 12.30 85.57 RGB TD 4:2:0 95 640 480 21.95 10.15 41.52 RGB TD 4:2:2 95 640 480 19.00 8.835 40.47 RGB TD 4:4:4 95 640 480 15.20 7.338 35.30 tgall@neptune:~/libjpeg8/libjpeg8/tjbench$ ./tjbench ./nightshot_iso_100-640x480.bmp 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 640 480 47.23 30.16 121.9 RGB TD 4:2:0 75 640 480 26.94 25.92 50.01 RGB TD 4:2:2 75 640 480 23.50 23.20 51.73 RGB TD 4:4:4 75 640 480 18.90 19.56 49.64 }}} === Intel Core 2 Due 2.4 Gz === * libjpeg-turbo {{{ tgall@neptune:~/libjpeg8/libjpeg-turbo$ tjbench ../testimages/nightshot_iso_100.ppm 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 3136 2352 153.5 18.87 156.1 RGB TD 4:2:0 95 3136 2352 113.3 15.53 133.4 RGB TD 4:2:2 95 3136 2352 93.16 13.48 112.0 RGB TD 4:4:4 95 3136 2352 70.73 10.84 87.03 tgall@neptune:~/libjpeg8/libjpeg-turbo$ tjbench ../testimages/nightshot_iso_100.ppm 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 3136 2352 201.2 58.51 217.1 RGB TD 4:2:0 75 3136 2352 151.5 48.08 193.0 RGB TD 4:2:2 75 3136 2352 124.9 41.85 159.5 RGB TD 4:4:4 75 3136 2352 93.13 34.09 128.7 tgall@neptune:~/libjpeg8/libjpeg-turbo$ tjbench ../libjpeg-turbo/nightshot_iso_100-640x480.bmp 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 640 480 133.9 12.30 137.0 RGB TD 4:2:0 95 640 480 98.85 10.20 112.8 RGB TD 4:2:2 95 640 480 81.35 8.874 92.72 RGB TD 4:4:4 95 640 480 63.27 7.338 75.58 tgall@neptune:~/libjpeg8/libjpeg-turbo$ tjbench ../libjpeg-turbo/nightshot_iso_100-640x480.bmp 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 640 480 179.2 30.16 189.5 RGB TD 4:2:0 75 640 480 132.7 25.99 160.1 RGB TD 4:2:2 75 640 480 110.3 23.27 133.5 RGB TD 4:4:4 75 640 480 84.08 19.56 109.9 }}} === imx53 quickstart board 1 Gz === * libjpeg-turbo (current r710) {{{ ./tjbench ./nightshot_iso_100.ppm 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 3136 2352 20.42 18.87 39.16 RGB TD 4:2:0 95 3136 2352 19.78 15.53 23.29 RGB TD 4:2:2 95 3136 2352 16.15 13.48 19.89 RGB TD 4:4:4 95 3136 2352 11.57 10.84 21.15 tgall@despina:~/libjpeg8/libjpeg-turbo$ ./tjbench ./nightshot_iso_100.ppm 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 3136 2352 23.53 58.51 56.45 RGB TD 4:2:0 75 3136 2352 23.67 48.08 30.85 RGB TD 4:2:2 75 3136 2352 19.06 41.85 25.88 RGB TD 4:4:4 75 3136 2352 15.25 34.09 28.93 and with the smaller 640x480 image tgall@despina:~/libjpeg8/libjpeg-turbo$ ./tjbench ./nightshot_iso_100-640x480.bmp 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 640 480 18.62 12.30 34.12 RGB TD 4:2:0 95 640 480 19.10 10.20 21.83 RGB TD 4:2:2 95 640 480 14.96 8.874 17.92 RGB TD 4:4:4 95 640 480 12.68 7.338 18.94 tgall@despina:~/libjpeg8/libjpeg-turbo$ ./tjbench ./nightshot_iso_100-640x480.bmp 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 640 480 21.88 30.16 47.88 RGB TD 4:2:0 75 640 480 23.77 25.99 28.49 RGB TD 4:2:2 75 640 480 18.25 23.27 23.17 RGB TD 4:4:4 75 640 480 15.68 19.56 25.83 }}} === imx53 quickstart board 1 Gz === * libjpeg8c {{{ tgall@despina:~/libjpeg8/libjpeg8/tjbench2$ ./tjbench ./nightshot_iso_100.ppm 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 3136 2352 9.961 18.87 19.89 RGB TD 4:2:0 95 3136 2352 4.927 15.45 7.040 RGB TD 4:2:2 95 3136 2352 4.761 13.44 7.756 RGB TD 4:4:4 95 3136 2352 4.114 10.84 6.834 tgall@despina:~/libjpeg8/libjpeg8/tjbench2$ ./tjbench ./nightshot_iso_100.ppm 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 3136 2352 12.15 58.51 29.67 RGB TD 4:2:0 75 3136 2352 5.424 47.97 8.113 RGB TD 4:2:2 75 3136 2352 5.330 41.80 9.377 RGB TD 4:4:4 75 3136 2352 4.662 34.09 9.544 tgall@despina:~/libjpeg8/libjpeg8/tjbench2$ ./tjbench ./nightshot_iso_100-640x480.bmp 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 640 480 9.026 12.30 18.10 RGB TD 4:2:0 95 640 480 5.007 10.15 7.219 RGB TD 4:2:2 95 640 480 4.540 8.835 7.351 RGB TD 4:4:4 95 640 480 3.908 7.338 6.601 tgall@despina:~/libjpeg8/libjpeg8/tjbench2$ ./tjbench ./nightshot_iso_100-640x480.bmp 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 640 480 11.14 30.16 25.53 RGB TD 4:2:0 75 640 480 5.783 25.92 7.283 RGB TD 4:2:2 75 640 480 5.284 23.20 7.828 RGB TD 4:4:4 75 640 480 4.589 19.56 7.311 }}} === imx53 quickstart board 1 Gz === * libjpeg-turbo (with libjpeg8 compat and env var to not use neon) {{{ tgall@despina:~/libjpeg-noneon/libjpeg-turbo$ JSIMD_FORCE_NO_SIMD=1 ./tjbench ../../../testimages/nightshot_iso_100.ppm 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 3136 2352 11.66 18.87 19.73 RGB TD 4:2:0 95 3136 2352 6.079 15.53 9.169 RGB TD 4:2:2 95 3136 2352 5.174 13.48 7.828 RGB TD 4:4:4 95 3136 2352 4.125 10.84 6.828 tgall@despina:~/libjpeg-noneon/libjpeg-turbo/.libs$ JSIMD_FORCE_NO_SIMD=1 ./tjbench ../../../testimages/nightshot_iso_100.ppm 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 3136 2352 12.61 58.51 29.38 RGB TD 4:2:0 75 3136 2352 6.317 48.08 11.60 RGB TD 4:2:2 75 3136 2352 5.345 41.85 10.09 RGB TD 4:4:4 75 3136 2352 4.270 34.09 9.501 tgall@despina:~/libjpeg-noneon/libjpeg-turbo/.libs$ JSIMD_FORCE_NO_SIMD=1 ./tjbench ../../../libjpeg8/libjpeg-turbo/nightshot_iso_100-640x480.bmp 95 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 95 640 480 11.15 12.30 17.99 RGB TD 4:2:0 95 640 480 6.025 10.20 8.800 RGB TD 4:2:2 95 640 480 5.067 8.874 7.505 RGB TD 4:4:4 95 640 480 4.080 7.338 6.623 tgall@despina:~/libjpeg-noneon/libjpeg-turbo/.libs$ JSIMD_FORCE_NO_SIMD=1 ./tjbench ../../../libjpeg8/libjpeg-turbo/nightshot_iso_100-640x480.bmp 75 -rgb -quiet All performance values in Mpixels/sec Bitmap Bitmap JPEG JPEG Image Image Comp Comp Decomp Format Order Subsamp Qual Width Height Perf Ratio Perf RGB TD GRAY 75 640 480 12.25 30.16 25.21 RGB TD 4:2:0 75 640 480 6.429 25.99 10.81 RGB TD 4:2:2 75 640 480 5.405 23.27 9.388 RGB TD 4:4:4 75 640 480 4.346 19.56 8.727 }}}