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[79.124.17.100]) by mx.google.com with ESMTP id q131si1563355wmb.132.2017.10.06.08.44.05; Fri, 06 Oct 2017 08:44:05 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@poczta.onet.pl header.s=2011 header.b=FygEbtbF; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 8CE2768A4DD; Fri, 6 Oct 2017 18:44:03 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from smtpo108.poczta.onet.pl (smtpo108.poczta.onet.pl [213.180.149.161]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id ACE4168A4D7 for ; Fri, 6 Oct 2017 18:43:56 +0300 (EEST) Received: from [192.168.1.3] (adni86.neoplus.adsl.tpnet.pl [79.185.64.86]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: mateuszb@poczta.onet.pl) by smtp.poczta.onet.pl (Onet) with ESMTPSA id 3y7v7L0TLkzsGHlM for ; Fri, 6 Oct 2017 17:43:41 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=poczta.onet.pl; s=2011; t=1507304622; bh=zUFd2po4hu3W6NIHaIVxYU3quVU1r9tsgg12X8kyKII=; h=To:From:Subject:Date:From; b=FygEbtbFpi3PPdqpDDdVupgKV/HXh2eg1FRc7Iy9FENGmJfRORvxb5iCSnZQ9WKTA +l1e3ff1hENu4fO6dBRVN+9yLKktooFpgAUIvbeffNEgWbQ9kb1X15JYIe/COr1xa2 RbB85/LozY+0ENlHoX785mm3Hs8h4VXEmMkGfPjc= To: ffmpeg-devel@ffmpeg.org From: Mateusz Message-ID: <5983acd8-da84-27c2-7769-050efca80ef1@poczta.onet.pl> Date: Fri, 6 Oct 2017 17:33:22 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 Content-Language: en-US Subject: [FFmpeg-devel] [PATCH] swscale: more accurate DITHER_COPY macro for full and limited range X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Fixed DITHER_COPY macro (only C code), updated FATE tests. PSNR in tests that needed update goes from 50 to 999.99 -- the quality is there. Please review. Mateusz From d870ba10aa4b3520fc30215fbbd57565faa13df4 Mon Sep 17 00:00:00 2001 From: Mateusz Date: Fri, 6 Oct 2017 16:49:54 +0200 Subject: [PATCH] swscale: more accurate DITHER_COPY macro for full and limited range --- libswscale/swscale_unscaled.c | 73 ++++++++++++++++-------------- tests/ref/vsynth/vsynth1-ffvhuff420p12 | 4 +- tests/ref/vsynth/vsynth1-vc2-420p10 | 4 +- tests/ref/vsynth/vsynth1-vc2-420p12 | 4 +- tests/ref/vsynth/vsynth2-ffvhuff420p12 | 4 +- tests/ref/vsynth/vsynth2-vc2-420p10 | 4 +- tests/ref/vsynth/vsynth2-vc2-420p12 | 4 +- tests/ref/vsynth/vsynth3-ffvhuff420p12 | 4 +- tests/ref/vsynth/vsynth_lena-ffvhuff420p12 | 4 +- tests/ref/vsynth/vsynth_lena-vc2-420p10 | 4 +- tests/ref/vsynth/vsynth_lena-vc2-420p12 | 4 +- 11 files changed, 58 insertions(+), 55 deletions(-) diff --git a/libswscale/swscale_unscaled.c b/libswscale/swscale_unscaled.c index ef36aec..5d81cd5 100644 --- a/libswscale/swscale_unscaled.c +++ b/libswscale/swscale_unscaled.c @@ -110,24 +110,6 @@ DECLARE_ALIGNED(8, static const uint8_t, dithers)[8][8][8]={ { 112, 16,104, 8,118, 22,110, 14,}, }}; -static const uint16_t dither_scale[15][16]={ -{ 2, 3, 3, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,}, -{ 2, 3, 7, 7, 13, 13, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25,}, -{ 3, 3, 4, 15, 15, 29, 57, 57, 57, 113, 113, 113, 113, 113, 113, 113,}, -{ 3, 4, 4, 5, 31, 31, 61, 121, 241, 241, 241, 241, 481, 481, 481, 481,}, -{ 3, 4, 5, 5, 6, 63, 63, 125, 249, 497, 993, 993, 993, 993, 993, 1985,}, -{ 3, 5, 6, 6, 6, 7, 127, 127, 253, 505, 1009, 2017, 4033, 4033, 4033, 4033,}, -{ 3, 5, 6, 7, 7, 7, 8, 255, 255, 509, 1017, 2033, 4065, 8129,16257,16257,}, -{ 3, 5, 6, 8, 8, 8, 8, 9, 511, 511, 1021, 2041, 4081, 8161,16321,32641,}, -{ 3, 5, 7, 8, 9, 9, 9, 9, 10, 1023, 1023, 2045, 4089, 8177,16353,32705,}, -{ 3, 5, 7, 8, 10, 10, 10, 10, 10, 11, 2047, 2047, 4093, 8185,16369,32737,}, -{ 3, 5, 7, 8, 10, 11, 11, 11, 11, 11, 12, 4095, 4095, 8189,16377,32753,}, -{ 3, 5, 7, 9, 10, 12, 12, 12, 12, 12, 12, 13, 8191, 8191,16381,32761,}, -{ 3, 5, 7, 9, 10, 12, 13, 13, 13, 13, 13, 13, 14,16383,16383,32765,}, -{ 3, 5, 7, 9, 10, 12, 14, 14, 14, 14, 14, 14, 14, 15,32767,32767,}, -{ 3, 5, 7, 9, 11, 12, 14, 15, 15, 15, 15, 15, 15, 15, 16,65535,}, -}; - static void fillPlane(uint8_t *plane, int stride, int width, int height, int y, uint8_t val) @@ -1502,24 +1484,45 @@ static int packedCopyWrapper(SwsContext *c, const uint8_t *src[], } #define DITHER_COPY(dst, dstStride, src, srcStride, bswap, dbswap)\ - uint16_t scale= dither_scale[dst_depth-1][src_depth-1];\ - int shift= src_depth-dst_depth + dither_scale[src_depth-2][dst_depth-1];\ - for (i = 0; i < height; i++) {\ - const uint8_t *dither= dithers[src_depth-9][i&7];\ - for (j = 0; j < length-7; j+=8){\ - dst[j+0] = dbswap((bswap(src[j+0]) + dither[0])*scale>>shift);\ - dst[j+1] = dbswap((bswap(src[j+1]) + dither[1])*scale>>shift);\ - dst[j+2] = dbswap((bswap(src[j+2]) + dither[2])*scale>>shift);\ - dst[j+3] = dbswap((bswap(src[j+3]) + dither[3])*scale>>shift);\ - dst[j+4] = dbswap((bswap(src[j+4]) + dither[4])*scale>>shift);\ - dst[j+5] = dbswap((bswap(src[j+5]) + dither[5])*scale>>shift);\ - dst[j+6] = dbswap((bswap(src[j+6]) + dither[6])*scale>>shift);\ - dst[j+7] = dbswap((bswap(src[j+7]) + dither[7])*scale>>shift);\ + unsigned shift= src_depth-dst_depth, tmp;\ + if (shiftonly) {\ + for (i = 0; i < height; i++) {\ + const uint8_t *dither= dithers[shift-1][i&7];\ + for (j = 0; j < length-7; j+=8) {\ + tmp = (bswap(src[j+0]) + dither[0])>>shift; dst[j+0] = dbswap(tmp - (tmp>>dst_depth));\ + tmp = (bswap(src[j+1]) + dither[1])>>shift; dst[j+1] = dbswap(tmp - (tmp>>dst_depth));\ + tmp = (bswap(src[j+2]) + dither[2])>>shift; dst[j+2] = dbswap(tmp - (tmp>>dst_depth));\ + tmp = (bswap(src[j+3]) + dither[3])>>shift; dst[j+3] = dbswap(tmp - (tmp>>dst_depth));\ + tmp = (bswap(src[j+4]) + dither[4])>>shift; dst[j+4] = dbswap(tmp - (tmp>>dst_depth));\ + tmp = (bswap(src[j+5]) + dither[5])>>shift; dst[j+5] = dbswap(tmp - (tmp>>dst_depth));\ + tmp = (bswap(src[j+6]) + dither[6])>>shift; dst[j+6] = dbswap(tmp - (tmp>>dst_depth));\ + tmp = (bswap(src[j+7]) + dither[7])>>shift; dst[j+7] = dbswap(tmp - (tmp>>dst_depth));\ + }\ + for (; j < length; j++) {\ + tmp = (bswap(src[j]) + dither[j&7])>>shift; dst[j] = dbswap(tmp - (tmp>>dst_depth));\ + }\ + dst += dstStride;\ + src += srcStride;\ + }\ + } else {\ + for (i = 0; i < height; i++) {\ + const uint8_t *dither= dithers[shift-1][i&7];\ + for (j = 0; j < length-7; j+=8) {\ + tmp = bswap(src[j+0]); dst[j+0] = dbswap((tmp - (tmp>>dst_depth) + dither[0])>>shift);\ + tmp = bswap(src[j+1]); dst[j+1] = dbswap((tmp - (tmp>>dst_depth) + dither[1])>>shift);\ + tmp = bswap(src[j+2]); dst[j+2] = dbswap((tmp - (tmp>>dst_depth) + dither[2])>>shift);\ + tmp = bswap(src[j+3]); dst[j+3] = dbswap((tmp - (tmp>>dst_depth) + dither[3])>>shift);\ + tmp = bswap(src[j+4]); dst[j+4] = dbswap((tmp - (tmp>>dst_depth) + dither[4])>>shift);\ + tmp = bswap(src[j+5]); dst[j+5] = dbswap((tmp - (tmp>>dst_depth) + dither[5])>>shift);\ + tmp = bswap(src[j+6]); dst[j+6] = dbswap((tmp - (tmp>>dst_depth) + dither[6])>>shift);\ + tmp = bswap(src[j+7]); dst[j+7] = dbswap((tmp - (tmp>>dst_depth) + dither[7])>>shift);\ + }\ + for (; j < length; j++) {\ + tmp = bswap(src[j]); dst[j] = dbswap((tmp - (tmp>>dst_depth) + dither[j&7])>>shift);\ + }\ + dst += dstStride;\ + src += srcStride;\ }\ - for (; j < length; j++)\ - dst[j] = dbswap((bswap(src[j]) + dither[j&7])*scale>>shift);\ - dst += dstStride;\ - src += srcStride;\ } static int planarCopyWrapper(SwsContext *c, const uint8_t *src[], diff --git a/tests/ref/vsynth/vsynth1-ffvhuff420p12 b/tests/ref/vsynth/vsynth1-ffvhuff420p12 index 0d80bd6..d4b22f3 100644 --- a/tests/ref/vsynth/vsynth1-ffvhuff420p12 +++ b/tests/ref/vsynth/vsynth1-ffvhuff420p12 @@ -1,4 +1,4 @@ 866485c954242232878e40f0389790dd *tests/data/fate/vsynth1-ffvhuff420p12.avi 14205356 tests/data/fate/vsynth1-ffvhuff420p12.avi -b48f32c140712e8c7bf81cfdd66ae312 *tests/data/fate/vsynth1-ffvhuff420p12.out.rawvideo -stddev: 0.68 PSNR: 51.47 MAXDIFF: 1 bytes: 7603200/ 7603200 +c5ccac874dbf808e9088bc3107860042 *tests/data/fate/vsynth1-ffvhuff420p12.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 7603200 diff --git a/tests/ref/vsynth/vsynth1-vc2-420p10 b/tests/ref/vsynth/vsynth1-vc2-420p10 index 037c77c..025a1cc 100644 --- a/tests/ref/vsynth/vsynth1-vc2-420p10 +++ b/tests/ref/vsynth/vsynth1-vc2-420p10 @@ -1,4 +1,4 @@ 1365742985b6315f6796c765aa17f39e *tests/data/fate/vsynth1-vc2-420p10.mov 1417047 tests/data/fate/vsynth1-vc2-420p10.mov -d3deedfa461a2696f82910890412fa2d *tests/data/fate/vsynth1-vc2-420p10.out.rawvideo -stddev: 0.60 PSNR: 52.47 MAXDIFF: 1 bytes: 7603200/ 760320 +387696707c79cf1a6c9aeff4024226b9 *tests/data/fate/vsynth1-vc2-420p10.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 760320 diff --git a/tests/ref/vsynth/vsynth1-vc2-420p12 b/tests/ref/vsynth/vsynth1-vc2-420p12 index b0c56af..719f0d5 100644 --- a/tests/ref/vsynth/vsynth1-vc2-420p12 +++ b/tests/ref/vsynth/vsynth1-vc2-420p12 @@ -1,4 +1,4 @@ 08a844d17940cd612da269fb08430628 *tests/data/fate/vsynth1-vc2-420p12.mov 1746007 tests/data/fate/vsynth1-vc2-420p12.mov -5a78509638a96b0fa17c1b7e9159fd24 *tests/data/fate/vsynth1-vc2-420p12.out.rawvideo -stddev: 0.67 PSNR: 51.48 MAXDIFF: 1 bytes: 7603200/ 760320 +387696707c79cf1a6c9aeff4024226b9 *tests/data/fate/vsynth1-vc2-420p12.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 760320 diff --git a/tests/ref/vsynth/vsynth2-ffvhuff420p12 b/tests/ref/vsynth/vsynth2-ffvhuff420p12 index 82c467a..f97edfb 100644 --- a/tests/ref/vsynth/vsynth2-ffvhuff420p12 +++ b/tests/ref/vsynth/vsynth2-ffvhuff420p12 @@ -1,4 +1,4 @@ 3ab9567895bf1ec31a82aadf16a5da0e *tests/data/fate/vsynth2-ffvhuff420p12.avi 10562808 tests/data/fate/vsynth2-ffvhuff420p12.avi -542327cb5ca7708085513ffc3d7c693c *tests/data/fate/vsynth2-ffvhuff420p12.out.rawvideo -stddev: 0.72 PSNR: 50.87 MAXDIFF: 1 bytes: 7603200/ 7603200 +36d7ca943916e1743cefa609eba0205c *tests/data/fate/vsynth2-ffvhuff420p12.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 7603200 diff --git a/tests/ref/vsynth/vsynth2-vc2-420p10 b/tests/ref/vsynth/vsynth2-vc2-420p10 index 9de40d2..48d97d6 100644 --- a/tests/ref/vsynth/vsynth2-vc2-420p10 +++ b/tests/ref/vsynth/vsynth2-vc2-420p10 @@ -1,4 +1,4 @@ 1197f8108683b9eb6b0777adb2db1aa8 *tests/data/fate/vsynth2-vc2-420p10.mov 1181271 tests/data/fate/vsynth2-vc2-420p10.mov -75174cb90e76c433f6d769531d573ac2 *tests/data/fate/vsynth2-vc2-420p10.out.rawvideo -stddev: 0.63 PSNR: 52.11 MAXDIFF: 1 bytes: 7603200/ 760320 +01389f7ae4f2a3dc0d7b8384d435fd83 *tests/data/fate/vsynth2-vc2-420p10.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 760320 diff --git a/tests/ref/vsynth/vsynth2-vc2-420p12 b/tests/ref/vsynth/vsynth2-vc2-420p12 index 660a1ee..9b9ccb8 100644 --- a/tests/ref/vsynth/vsynth2-vc2-420p12 +++ b/tests/ref/vsynth/vsynth2-vc2-420p12 @@ -1,4 +1,4 @@ 0e6b3aefd70fca45e67dc8cbc99640e8 *tests/data/fate/vsynth2-vc2-420p12.mov 1525079 tests/data/fate/vsynth2-vc2-420p12.mov -b4d45651e20faa7a0bb84a0738638c48 *tests/data/fate/vsynth2-vc2-420p12.out.rawvideo -stddev: 0.73 PSNR: 50.84 MAXDIFF: 1 bytes: 7603200/ 760320 +01389f7ae4f2a3dc0d7b8384d435fd83 *tests/data/fate/vsynth2-vc2-420p12.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 760320 diff --git a/tests/ref/vsynth/vsynth3-ffvhuff420p12 b/tests/ref/vsynth/vsynth3-ffvhuff420p12 index 72d412d..201ec76 100644 --- a/tests/ref/vsynth/vsynth3-ffvhuff420p12 +++ b/tests/ref/vsynth/vsynth3-ffvhuff420p12 @@ -1,4 +1,4 @@ e5a178d75afeda6df1d4eb6f7cdfa3a0 *tests/data/fate/vsynth3-ffvhuff420p12.avi 175260 tests/data/fate/vsynth3-ffvhuff420p12.avi -ee95a44ccd612b5057860b43fe9775d6 *tests/data/fate/vsynth3-ffvhuff420p12.out.rawvideo -stddev: 0.69 PSNR: 51.35 MAXDIFF: 1 bytes: 86700/ 86700 +a038ad7c3c09f776304ef7accdea9c74 *tests/data/fate/vsynth3-ffvhuff420p12.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 86700/ 86700 diff --git a/tests/ref/vsynth/vsynth_lena-ffvhuff420p12 b/tests/ref/vsynth/vsynth_lena-ffvhuff420p12 index e8ea4bc..e77698b 100644 --- a/tests/ref/vsynth/vsynth_lena-ffvhuff420p12 +++ b/tests/ref/vsynth/vsynth_lena-ffvhuff420p12 @@ -1,4 +1,4 @@ b2f3d04ca30c113b79877bb5518dd6ea *tests/data/fate/vsynth_lena-ffvhuff420p12.avi 10925580 tests/data/fate/vsynth_lena-ffvhuff420p12.avi -08b3c6c70eba608bae926608ff253f2a *tests/data/fate/vsynth_lena-ffvhuff420p12.out.rawvideo -stddev: 0.68 PSNR: 51.38 MAXDIFF: 1 bytes: 7603200/ 7603200 +dde5895817ad9d219f79a52d0bdfb001 *tests/data/fate/vsynth_lena-ffvhuff420p12.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 7603200 diff --git a/tests/ref/vsynth/vsynth_lena-vc2-420p10 b/tests/ref/vsynth/vsynth_lena-vc2-420p10 index 6428dd1..2558ef8 100644 --- a/tests/ref/vsynth/vsynth_lena-vc2-420p10 +++ b/tests/ref/vsynth/vsynth_lena-vc2-420p10 @@ -1,4 +1,4 @@ 5bccec653c330f03b90065a84fad9b4b *tests/data/fate/vsynth_lena-vc2-420p10.mov 1154775 tests/data/fate/vsynth_lena-vc2-420p10.mov -32265ec286c54104b3be8f11c519da1b *tests/data/fate/vsynth_lena-vc2-420p10.out.rawvideo -stddev: 0.61 PSNR: 52.34 MAXDIFF: 1 bytes: 7603200/ 760320 +b1c660113acab8eb4075f3d9fbb9cee9 *tests/data/fate/vsynth_lena-vc2-420p10.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 760320 diff --git a/tests/ref/vsynth/vsynth_lena-vc2-420p12 b/tests/ref/vsynth/vsynth_lena-vc2-420p12 index e62b2b6..bc60116 100644 --- a/tests/ref/vsynth/vsynth_lena-vc2-420p12 +++ b/tests/ref/vsynth/vsynth_lena-vc2-420p12 @@ -1,4 +1,4 @@ d27a6d3517cc9a6d22e338f4b206545c *tests/data/fate/vsynth_lena-vc2-420p12.mov 1516759 tests/data/fate/vsynth_lena-vc2-420p12.mov -bc62f1c3bade7224c55219dba8a3c6af *tests/data/fate/vsynth_lena-vc2-420p12.out.rawvideo -stddev: 0.68 PSNR: 51.39 MAXDIFF: 1 bytes: 7603200/ 760320 +b1c660113acab8eb4075f3d9fbb9cee9 *tests/data/fate/vsynth_lena-vc2-420p12.out.rawvideo +stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 7603200/ 760320