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 8213344EBC for ; Tue, 27 Dec 2022 23:21:54 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 8E5F168BD6B; Wed, 28 Dec 2022 01:18:52 +0200 (EET) Received: from ssq0.pkh.me (laubervilliers-656-1-228-164.w92-154.abo.wanadoo.fr [92.154.28.164]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 15E8E68BCED for ; Wed, 28 Dec 2022 01:18:35 +0200 (EET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pkh.me; s=selector1; t=1672183100; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+i6c1mpDBqWgOFXfXqk9MntXEdBWRDilgE9W/QB/8lQ=; b=FAP+yYI94kn9G5pAdhzKpeOzwQjoPoIz4a619HVRM0vp/ZqDVCSE9gVuK8/Cn+a4ZX34AN 34DENKwXEv4oOlhyKijo/M4uZrQXC4D8SfmM/lMcws3oscZ3qli/Ojb6x7uzBMdyeyJkBL yUXEKld6IwynOFBBLHd8U/bn5VK0yCY= Received: from localhost (ssq0.pkh.me [local]) by ssq0.pkh.me (OpenSMTPD) with ESMTPA id 43a41611; Tue, 27 Dec 2022 23:18:20 +0000 (UTC) From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= To: ffmpeg-devel@ffmpeg.org Date: Wed, 28 Dec 2022 00:18:09 +0100 Message-Id: <20221227231814.2520181-28-u@pkh.me> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221227231814.2520181-1-u@pkh.me> References: <20221105152617.1809282-1-u@pkh.me> <20221227231814.2520181-1-u@pkh.me> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v2 27/32] avfilter/paletteuse: use lowbias32 for color hashing 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 Cc: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= 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: Impact is more negligible than previous commit but still faster (1.02x). --- libavfilter/vf_paletteuse.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/libavfilter/vf_paletteuse.c b/libavfilter/vf_paletteuse.c index c32b73ab9a..c2d6333662 100644 --- a/libavfilter/vf_paletteuse.c +++ b/libavfilter/vf_paletteuse.c @@ -70,8 +70,7 @@ struct color_node { int left_id, right_id; }; -#define NBITS 5 -#define CACHE_SIZE (1<<(3*NBITS)) +#define CACHE_SIZE (1<<15) struct cached_color { uint32_t color; @@ -346,10 +345,7 @@ static av_always_inline int color_get(PaletteUseContext *s, uint32_t color, { int i; struct color_info clrinfo; - const uint8_t rhash = (color>>16) & ((1<> 8) & ((1<cache[hash]; struct cached_color *e; -- 2.39.0 _______________________________________________ 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".