From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id 4AD0146E3F for ; Wed, 14 Feb 2024 22:07:00 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 1BE7868D224; Thu, 15 Feb 2024 00:06:43 +0200 (EET) Received: from relay6-d.mail.gandi.net (relay6-d.mail.gandi.net [217.70.183.198]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 9A2C868D145 for ; Thu, 15 Feb 2024 00:06:34 +0200 (EET) Received: by mail.gandi.net (Postfix) with ESMTPSA id E20A9C0003 for ; Wed, 14 Feb 2024 22:06:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1707948394; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:in-reply-to:in-reply-to:references:references; bh=JkhRBGlZUGl+BTn2klm96EOvjD3dyazkJVkxD0pPaJA=; b=GXGm9AtYSexolrJKs4jHuosEcVZ+zM7MySy6dltJcybRl+iERk+uehWT4HU6NLlDQx+JvJ TXGgkzyRrWwa/dGGRD9Foj3C/UkX35g0TB5RQGfKJUUyZMg9cb8lA42SecSiwqNQxOgXtF 133WZaJgfdpfEkZhGBvH2Xzz5tgW8wz7VzyptvL5KZJ5Wb+cTve/fSJD8nvPcKQu/SRAt+ SHMIjs5Shk9n5+S7wik3iea2a9Nxl9SyFgCuosFUHjTgZFddoZCPDAojnXw376d2M+revz VjvRKvlyk1Vg9jN7kQD1U7Ag10MS8ZgQt7D0+9Ou1tKBesMaTBaT+dHNFaPZvQ== From: Michael Niedermayer To: FFmpeg development discussions and patches Date: Wed, 14 Feb 2024 23:06:27 +0100 Message-Id: <20240214220631.9641-3-michael@niedermayer.cc> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240214220631.9641-1-michael@niedermayer.cc> References: <20240214220631.9641-1-michael@niedermayer.cc> X-GND-Sasl: michael@niedermayer.cc Subject: [FFmpeg-devel] [PATCH 3/7] swscale/tests/swscale: Compute chroma and alpha between gray and opaque frames too X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 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 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Signed-off-by: Michael Niedermayer --- libswscale/tests/swscale.c | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/libswscale/tests/swscale.c b/libswscale/tests/swscale.c index 6792fcaa3dc..facdbbae481 100644 --- a/libswscale/tests/swscale.c +++ b/libswscale/tests/swscale.c @@ -71,6 +71,21 @@ static uint64_t getSSD(const uint8_t *src1, const uint8_t *src2, return ssd; } +static uint64_t getSSD0(int ref, const uint8_t *src1, int stride1, + int w, int h) +{ + int x, y; + uint64_t ssd = 0; + + for (y = 0; y < h; y++) { + for (x = 0; x < w; x++) { + int d = src1[x + y * stride1] - ref; + ssd += d * d; + } + } + return ssd; +} + struct Results { uint64_t ssdY; uint64_t ssdU; @@ -239,9 +254,17 @@ static int doTest(const uint8_t * const ref[4], int refStride[4], int w, int h, (w + 1) >> 1, (h + 1) >> 1); ssdV = getSSD(ref[2], out[2], refStride[2], refStride[2], (w + 1) >> 1, (h + 1) >> 1); + } else { + ssdU = getSSD0(128, out[1], refStride[1], + (w + 1) >> 1, (h + 1) >> 1); + ssdV = getSSD0(128, out[2], refStride[2], + (w + 1) >> 1, (h + 1) >> 1); } - if (isALPHA(srcFormat) && isALPHA(dstFormat)) + if (isALPHA(srcFormat) && isALPHA(dstFormat)) { ssdA = getSSD(ref[3], out[3], refStride[3], refStride[3], w, h); + } else { + ssdA = getSSD0(0xFF, out[3], refStride[3], w, h); + } ssdY /= w * h; ssdU /= w * h / 4; -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".