From 9e2a16e1a7b244fef9621e5fc944afefe5410367 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 31 Dec 2003 02:32:54 +0000 Subject: [PATCH] fixpoint log() for tiny_psnr so it can output actual PSNR Originally committed as revision 2640 to svn://svn.ffmpeg.org/ffmpeg/trunk --- tests/ffmpeg.regression.ref | 44 ++++++++++++++-------------- tests/rotozoom.regression.ref | 44 ++++++++++++++-------------- tests/tiny_psnr.c | 67 +++++++++++++++++++++++++++++++++++++++++-- 3 files changed, 108 insertions(+), 47 deletions(-) diff --git a/tests/ffmpeg.regression.ref b/tests/ffmpeg.regression.ref index 4ec3c8f..fc6e052 100644 --- a/tests/ffmpeg.regression.ref +++ b/tests/ffmpeg.regression.ref @@ -1,70 +1,70 @@ ffmpeg regression test 74e25b401f34321aeb854e264ef62df8 *./data/a-mpeg1.mpg 1ee8816bd078efe66be0090b1d9b0af1 *./data/out.yuv -stddev: 7.63 bytes:7602176 +stddev: 7.63 PSNR:30.47 bytes:7602176 b588110bebb48b5a1815ac26d0f0c9cc *./data/a-mpeg2.mpg ddfa5c618dab54df0f47976ddd55d90f *./data/out.yuv -stddev: 7.65 bytes:7602176 +stddev: 7.65 PSNR:30.44 bytes:7602176 345b79f7afe43abc0128a7b1d5fff949 *./data/a-mpeg2i.mpg 5df468301367ed2dde5f064bf4c17301 *./data/out.yuv -stddev: 7.96 bytes:7602176 +stddev: 7.96 PSNR:30.10 bytes:7602176 d0dc46dd831398237a690ebbeff18b64 *./data/a-msmpeg4v2.avi 712aa6c959d1d90a78fe98657cbff19c *./data/out.yuv -stddev: 8.11 bytes:7602176 +stddev: 8.11 PSNR:29.94 bytes:7602176 dae855177b45cbe6e40c6777f95095ef *./data/a-msmpeg4.avi 8786aa956838234fe3e48d0ef8cbd46c *./data/out.yuv -stddev: 8.12 bytes:7602176 +stddev: 8.12 PSNR:29.93 bytes:7602176 6633a1111c734c9156729b8b7e198c17 *./data/a-wmv1.avi 7261e23fd8ad1de6efee022051b936be *./data/out.yuv -stddev: 8.10 bytes:7602176 +stddev: 8.10 PSNR:29.94 bytes:7602176 30dcbbe391149d981162a1f4727c43d6 *./data/a-wmv2.avi 7261e23fd8ad1de6efee022051b936be *./data/out.yuv -stddev: 8.10 bytes:7602176 +stddev: 8.10 PSNR:29.94 bytes:7602176 4bf9df20cdeb1aa01115761642b4e80b *./data/a-h263.avi 545df74e0aa443499600faedd10a7065 *./data/out.yuv -stddev: 8.18 bytes:7602176 +stddev: 8.18 PSNR:29.86 bytes:7602176 920a0a8a0063655d1f34dcaad7857f98 *./data/a-h263p.avi 0eb167c9dfcbeeecbf3debed8af8f811 *./data/out.yuv -stddev: 2.08 bytes:7602176 +stddev: 2.08 PSNR:41.74 bytes:7602176 66f8b4b5b4f0655cff7bdbc44969cab3 *./data/a-odivx.mp4 5bd332c77ef45e58b7017e06a0467dd3 *./data/out.yuv -stddev: 7.94 bytes:7602176 +stddev: 7.94 PSNR:30.12 bytes:7602176 5704a082cc5c5970620123ae20566286 *./data/a-huffyuv.avi 799d3db687f6cdd7a837ec156efc171f *./data/out.yuv -stddev: 0.00 bytes:7602176 +stddev: 0.00 PSNR:99.99 bytes:7602176 e9f63126859b97cd23cd1413038f8f7b *./data/a-mpeg4-rc.avi 90a159074b1b109569914ee63f387860 *./data/out.yuv -stddev: 10.18 bytes:7145472 +stddev: 10.18 PSNR:27.96 bytes:7145472 d7d295f97a1e07b633f973d2325880ce *./data/a-mpeg4-adv.avi 612f79510c8098f1421aa154047e2bf2 *./data/out.yuv -stddev: 7.25 bytes:7602176 +stddev: 7.25 PSNR:30.91 bytes:7602176 f863f4198521bd76930ea33991b47273 *./data/a-error-mpeg4-adv.avi ba7fcd126c7c9fead5a5de71aaaf0624 *./data/out.yuv -stddev: 16.80 bytes:7602176 +stddev: 16.80 PSNR:23.61 bytes:7602176 328ebd044362116e274739e23c482ee7 *./data/a-mpeg1b.mpg 788a9d500dc8986231a18076fc80fd73 *./data/out.yuv -stddev: 10.07 bytes:7145472 +stddev: 10.07 PSNR:28.06 bytes:7145472 07042f42b3119c39eb26537a84a451df *./data/a-mjpeg.avi f23a9e50a559e174766ee808c48fea22 *./data/out.yuv -stddev: 8.87 bytes:7602176 +stddev: 8.87 PSNR:29.15 bytes:7602176 1d565db4a3a054261af95f2483a37cd6 *./data/a-ljpeg.avi 799d3db687f6cdd7a837ec156efc171f *./data/out.yuv -stddev: 0.00 bytes:7602176 +stddev: 0.00 PSNR:99.99 bytes:7602176 4b37703d3dc03873f99603165c0fe11e *./data/a-rv10.rm 255469fef47bee94cfb2e3385ebb736b *./data/out.yuv -stddev: 13.42 bytes:7602176 +stddev: 13.42 PSNR:25.56 bytes:7602176 89ad858355f9b0a92d024c5ba6e369dd *./data/a-asv1.avi b3e1696d73071c8f7f0ff4e10c1677ca *./data/out.yuv -stddev: 19.19 bytes:7602176 +stddev: 19.19 PSNR:22.46 bytes:7602176 3909db39c3d2e9a72a952254e8685ff7 *./data/a-asv2.avi 551b263bfb2acb9ea6dd2000f184494f *./data/out.yuv -stddev: 17.98 bytes:7602176 +stddev: 17.98 PSNR:23.02 bytes:7602176 37a528aa9efc28c5c3cc8191da90e012 *./data/a-flv.flv 57ea0821ec4377e96647adc22717a4ba *./data/out.yuv -stddev: 8.19 bytes:7602176 +stddev: 8.19 PSNR:29.85 bytes:7602176 0ed9b02681d6d44bf8c390ba6c4f5c66 *./data/a-ffv1.avi 799d3db687f6cdd7a837ec156efc171f *./data/out.yuv -stddev: 0.00 bytes:7602176 +stddev: 0.00 PSNR:99.99 bytes:7602176 21f8ff9f1daacd9133683bb4ea0f50a4 *./data/a-mp2.mp2 624d9789f3ac193bbae4af3bd8cb02b7 *./data/out.wav d056da679e6d6682812fffb28a7f0db6 *./data/a-ac3.rm diff --git a/tests/rotozoom.regression.ref b/tests/rotozoom.regression.ref index 3277747..3f9edc6 100644 --- a/tests/rotozoom.regression.ref +++ b/tests/rotozoom.regression.ref @@ -1,70 +1,70 @@ ffmpeg regression test a6ccb5e768c7bed7a08f8e4343d81871 *./data/a-mpeg1.mpg 9364e15902bc56603dfb453f8bf146e0 *./data/out.yuv -stddev: 4.93 bytes:7602176 +stddev: 4.93 PSNR:34.25 bytes:7602176 aa0f088777131d8ffb627e6ff37312ca *./data/a-mpeg2.mpg 830e7d798089ea6213e0867fd7676fde *./data/out.yuv -stddev: 4.95 bytes:7602176 +stddev: 4.95 PSNR:34.22 bytes:7602176 ed480119089c61ba5a5a8668675c7d49 *./data/a-mpeg2i.mpg a6ec3343ce12d72ccc7d0d8303b84781 *./data/out.yuv -stddev: 4.96 bytes:7602176 +stddev: 4.96 PSNR:34.20 bytes:7602176 14db391f167b52b21a983157b410affc *./data/a-msmpeg4v2.avi fc8881e0904af9491d5fa0163183954b *./data/out.yuv -stddev: 5.29 bytes:7602176 +stddev: 5.29 PSNR:33.64 bytes:7602176 484b4dccac1e552f0f29971f4a066598 *./data/a-msmpeg4.avi dd82e8badc40ad5f76b0ffc1d6945b1c *./data/out.yuv -stddev: 5.29 bytes:7602176 +stddev: 5.29 PSNR:33.64 bytes:7602176 d63c0cbb6d845bfd8e2735b4ea733a53 *./data/a-wmv1.avi 407c23671e7c7265c19c91966dbba317 *./data/out.yuv -stddev: 5.29 bytes:7602176 +stddev: 5.29 PSNR:33.65 bytes:7602176 ba4616dc4db0db636a7c26bc8f2de04e *./data/a-wmv2.avi 407c23671e7c7265c19c91966dbba317 *./data/out.yuv -stddev: 5.29 bytes:7602176 +stddev: 5.29 PSNR:33.65 bytes:7602176 f980b5e38c4b919fbe5b660fe12fcf1a *./data/a-h263.avi 8bcc9f78373ec424e864b40734e124ba *./data/out.yuv -stddev: 5.41 bytes:7602176 +stddev: 5.41 PSNR:33.45 bytes:7602176 f7828488c31ccb6787367ef4e4a2ad42 *./data/a-h263p.avi 7d39d1f272205a6a231d0e0baf32ff9d *./data/out.yuv -stddev: 1.91 bytes:7602176 +stddev: 1.91 PSNR:42.49 bytes:7602176 a831828595e5764e6ee30c2d9e548385 *./data/a-odivx.mp4 ad75d173bd30d642147f00da21df0012 *./data/out.yuv -stddev: 5.27 bytes:7602176 +stddev: 5.27 PSNR:33.67 bytes:7602176 242a7a18c2793e115007bc163861ef4e *./data/a-huffyuv.avi dde5895817ad9d219f79a52d0bdfb001 *./data/out.yuv -stddev: 0.00 bytes:7602176 +stddev: 0.00 PSNR:99.99 bytes:7602176 6a469f42ce6946dd4c708f9e51e3da6a *./data/a-mpeg4-rc.avi df9de7134d961119705b4e0cabca1f12 *./data/out.yuv -stddev: 4.20 bytes:7145472 +stddev: 4.20 PSNR:35.64 bytes:7145472 483504d060b0bd8ac1acfa3a823c2ad7 *./data/a-mpeg4-adv.avi 08d24bdd7da80cffaf8abaa3e71b1843 *./data/out.yuv -stddev: 4.96 bytes:7602176 +stddev: 4.96 PSNR:34.20 bytes:7602176 03ff35856faefb4882eaf4d86d95bea7 *./data/a-error-mpeg4-adv.avi 8550acff0851ee915bd5800f1e20f37c *./data/out.yuv -stddev: 9.66 bytes:7602176 +stddev: 9.66 PSNR:28.42 bytes:7602176 671802a2c5078e69f7f422765ea87f2a *./data/a-mpeg1b.mpg d3d5876cef34b728602d5a22eee9249f *./data/out.yuv -stddev: 5.93 bytes:7145472 +stddev: 5.93 PSNR:32.66 bytes:7145472 e9218a1db885fe0262e88f9df630307d *./data/a-mjpeg.avi a365b4da246ad68caf96b702b7f961a1 *./data/out.yuv -stddev: 4.76 bytes:7602176 +stddev: 4.76 PSNR:34.56 bytes:7602176 defd90b44bced2772c6ca0d8eb75f668 *./data/a-ljpeg.avi dde5895817ad9d219f79a52d0bdfb001 *./data/out.yuv -stddev: 0.00 bytes:7602176 +stddev: 0.00 PSNR:99.99 bytes:7602176 1b46671251277c14f3a24a034648c458 *./data/a-rv10.rm e1923bc2940a017858e354c3fb0e6244 *./data/out.yuv -stddev: 13.18 bytes:7602176 +stddev: 13.18 PSNR:25.72 bytes:7602176 9c4f5a4613a5595c90c6b99bf143b6a9 *./data/a-asv1.avi 4251d7f496bbf362251b065e840a1b73 *./data/out.yuv -stddev: 9.80 bytes:7602176 +stddev: 9.80 PSNR:28.29 bytes:7602176 19652f2aac2d4d0379d37ce17e0bbea7 *./data/a-asv2.avi 7d887519f7884e7c49c591831c11ac50 *./data/out.yuv -stddev: 9.71 bytes:7602176 +stddev: 9.71 PSNR:28.37 bytes:7602176 bee27a404ab6a1b7ab1d3551eb4f1877 *./data/a-flv.flv 86da6ee46d2df190b4a0d72523b14a25 *./data/out.yuv -stddev: 5.29 bytes:7602176 +stddev: 5.29 PSNR:33.64 bytes:7602176 0db09835ebc3d22f166f30879f3ccc38 *./data/a-ffv1.avi dde5895817ad9d219f79a52d0bdfb001 *./data/out.yuv -stddev: 0.00 bytes:7602176 +stddev: 0.00 PSNR:99.99 bytes:7602176 21f8ff9f1daacd9133683bb4ea0f50a4 *./data/a-mp2.mp2 624d9789f3ac193bbae4af3bd8cb02b7 *./data/out.wav d056da679e6d6682812fffb28a7f0db6 *./data/a-ac3.rm diff --git a/tests/tiny_psnr.c b/tests/tiny_psnr.c index 2104dd4..84ad90e 100644 --- a/tests/tiny_psnr.c +++ b/tests/tiny_psnr.c @@ -19,10 +19,63 @@ #include #include +#include #define F 100 #define SIZE 2048 +uint64_t exp16_table[20]={ + 65537, + 65538, + 65540, + 65544, + 65552, + 65568, + 65600, + 65664, + 65793, + 66050, + 66568, + 67616, + 69763, + 74262, + 84150, + 108051, + 178145, + 484249, + 3578144, + 195360063, +}; +#if 1 +// 16.16 fixpoint exp() +static unsigned int exp16(unsigned int a){ + int i; + int out= 1<<16; + + for(i=19;i>=0;i--){ + if(a&(1<>16; + } + + return out; +} +// 16.16 fixpoint log() +static uint64_t log16(uint64_t a){ + int i; + int out=0; + + assert(a >= (1<<16)); + a<<=16; + + for(i=19;i>=0;i--){ + if(a<(exp16_table[i]<<16)) continue; + out |= 1< \n"); @@ -66,9 +120,16 @@ int main(int argc,char* argv[]){ } dev= int_sqrt((sse*F*F)/i); + if(sse) + psnr= (log16(256*256*255*255LL*i/sse)*284619LL*F + (1<<31)) / (1LL<<32); + else + psnr= 100*F-1; //floating point free infinity :) - //FIXME someone should write a integer fixpoint log() function for bitexact PSNR scores ... - printf("stddev:%3d.%02d bytes:%d\n", (int)(dev/F), (int)(dev%F), i); - + printf("stddev:%3d.%02d PSNR:%2d.%02d bytes:%d\n", + (int)(dev/F), (int)(dev%F), + (int)(psnr/F), (int)(psnr%F), + i); return 0; } + + -- 2.7.4