From patchwork Thu Apr 2 20:56:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Niedermayer X-Patchwork-Id: 18583 Return-Path: X-Original-To: patchwork@ffaux-bg.ffmpeg.org Delivered-To: patchwork@ffaux-bg.ffmpeg.org Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by ffaux.localdomain (Postfix) with ESMTP id 5B61C448BB4 for ; Fri, 3 Apr 2020 00:03:23 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 43FA368A450; Fri, 3 Apr 2020 00:03:23 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from vie01a-dmta-pe03-2.mx.upcmail.net (vie01a-dmta-pe03-2.mx.upcmail.net [62.179.121.161]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id A15D9689CFF for ; Fri, 3 Apr 2020 00:03:16 +0300 (EEST) Received: from [172.31.216.235] (helo=vie01a-pemc-psmtp-pe12.mail.upcmail.net) by vie01a-dmta-pe03.mx.upcmail.net with esmtp (Exim 4.92) (envelope-from ) id 1jK6u6-0009Q9-0P for ffmpeg-devel@ffmpeg.org; Thu, 02 Apr 2020 22:57:34 +0200 Received: from localhost ([213.47.68.29]) by vie01a-pemc-psmtp-pe12.mail.upcmail.net with ESMTP id K6t8jpjvM6Jy6K6t8joY8r; Thu, 02 Apr 2020 22:56:34 +0200 X-Env-Mailfrom: michael@niedermayer.cc X-Env-Rcptto: ffmpeg-devel@ffmpeg.org X-SourceIP: 213.47.68.29 X-CNFS-Analysis: v=2.3 cv=GKl27dFK c=1 sm=1 tr=0 a=2hcxjKEKjp0CzLx6oWAm4g==:117 a=2hcxjKEKjp0CzLx6oWAm4g==:17 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=MKtGQD3n3ToA:10 a=1oJP67jkp3AA:10 a=GEAsPZ9sns4A:10 a=ZZnuYtJkoWoA:10 a=Yx2MIVc0TIoFGp6-yoAA:9 a=pHzHmUro8NiASowvMSCR:22 a=Ew2E2A-JSTLzCXPT_086:22 From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Thu, 2 Apr 2020 22:56:33 +0200 Message-Id: <20200402205633.13290-2-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200402205633.13290-1-michael@niedermayer.cc> References: <20200402205633.13290-1-michael@niedermayer.cc> X-CMAE-Envelope: MS4wfC55zP4HO/7veLugFy3Lbtz9v+amji89EFu5HfARS0ONaydqTjnAUXDP5jHJxt/CqKgnxor6DcalaHNjSPF7Nz+Xjv3wjyF27mok61mAB2jQU0eR5b4V PoODrU4snccUT+esKO+YHu/DH81qzb42WUL4dD6I+iQ+57DtH1CHt6Zk Subject: [FFmpeg-devel] [PATCH 2/2] libswscale/tests/swscale: Use slices randomly 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 MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Output is identical Signed-off-by: Michael Niedermayer --- libswscale/tests/swscale.c | 41 ++++++++++++++++++++++++++++++++------ 1 file changed, 35 insertions(+), 6 deletions(-) diff --git a/libswscale/tests/swscale.c b/libswscale/tests/swscale.c index 19878a7877..82eb135824 100644 --- a/libswscale/tests/swscale.c +++ b/libswscale/tests/swscale.c @@ -55,6 +55,35 @@ (x) == AV_PIX_FMT_RGB32_1 || \ (x) == AV_PIX_FMT_YUVA420P) +static int sws_scale_test(struct SwsContext *c, + const uint8_t * const srcSlice[], + const int srcStride[], int srcSliceY, + int srcSliceH, uint8_t *const dst[], + const int dstStride[], int vsub1) +{ + int h = srcSliceH; + int y, i; + static int t = 0; + const uint8_t * src[4]; + t ++; + y = FFALIGN(t, 4) % FFALIGN(h, 4); + + if (y && !srcSliceY && h == srcSliceH) { + int ret = sws_scale(c, srcSlice, srcStride, 0, y, dst, dstStride); + if (ret < 0) + return ret; + srcSliceY = y; + srcSliceH -= y; + + for (i=0; i<4; i++) { + int vsub= ((i+1)&2) ? vsub1 : 0; + src[i] = srcSlice[i] + (y>>vsub) * srcStride[i]; + } + srcSlice = src; + } + return sws_scale(c, srcSlice, srcStride, srcSliceY, srcSliceH, dst, dstStride); +} + static uint64_t getSSD(const uint8_t *src1, const uint8_t *src2, int stride1, int stride2, int w, int h) { @@ -132,8 +161,8 @@ static int doTest(const uint8_t * const ref[4], int refStride[4], int w, int h, res = -1; goto end; } - sws_scale(srcContext, ref, refStride, 0, h, - (uint8_t * const *) src, srcStride); + sws_scale_test(srcContext, ref, refStride, 0, h, + (uint8_t * const *) src, srcStride, 1); sws_freeContext(srcContext); cur_srcFormat = srcFormat; @@ -180,7 +209,7 @@ static int doTest(const uint8_t * const ref[4], int refStride[4], int w, int h, flags); fflush(stdout); - sws_scale(dstContext, (const uint8_t * const*)src, srcStride, 0, srcH, dst, dstStride); + sws_scale_test(dstContext, (const uint8_t * const*)src, srcStride, 0, srcH, dst, dstStride, desc_src->log2_chroma_h); for (i = 0; i < 4 && dstStride[i]; i++) crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), crc, dst[i], @@ -212,8 +241,8 @@ static int doTest(const uint8_t * const ref[4], int refStride[4], int w, int h, res = -1; goto end; } - sws_scale(outContext, (const uint8_t * const *) dst, dstStride, 0, dstH, - out, refStride); + sws_scale_test(outContext, (const uint8_t * const *) dst, dstStride, 0, dstH, + out, refStride, desc_dst->log2_chroma_h); ssdY = getSSD(ref[0], out[0], refStride[0], refStride[0], w, h); if (hasChroma(srcFormat) && hasChroma(dstFormat)) { @@ -422,7 +451,7 @@ bad_option: for (y = 0; y < H; y++) for (x = 0; x < W * 4; x++) rgb_data[ x + y * 4 * W] = av_lfg_get(&rand); - sws_scale(sws, rgb_src, rgb_stride, 0, H / 12, (uint8_t * const *) src, stride); + sws_scale_test(sws, rgb_src, rgb_stride, 0, H / 12, (uint8_t * const *) src, stride, 0); sws_freeContext(sws); av_free(rgb_data);