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 9362A44470 for ; Wed, 11 Jan 2023 17:53:29 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 9D6EC68BC95; Wed, 11 Jan 2023 19:53:26 +0200 (EET) Received: from mail-pj1-f43.google.com (mail-pj1-f43.google.com [209.85.216.43]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id CB50568B1A1 for ; Wed, 11 Jan 2023 19:53:19 +0200 (EET) Received: by mail-pj1-f43.google.com with SMTP id dw9so15208087pjb.5 for ; Wed, 11 Jan 2023 09:53:19 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=PBAHnoxTH3diIzFu0hcAhScOctUfI15ttisdK+uDzOo=; b=YerHhOeKXdLNsDOW/yvpCp2M9BWmuZcb+Ixko5DsNSaFTRshvgAsepT+UOpM/JhKFC FMi97SiDdwfDGMIPUoyCXXt9qguO7Rmvj4ADndKJ4BbsWLFpfGJmeG6BJ5xdIVXGMd+3 uFtHXfFPYA9v40DP4sJkWJMDrfZOSzFu+YLMVJbuGldsDwPfK28coVdFcVUek7FcgHkm OY1jH63AqPHHLfDSlmqu3pJWD7qOLrk5Tie6W2oeFKT/iTWA2PuFwjj+XgEiFgj6V+o1 GrSgvhJ3nZojtbDN9QzWBys6MrYrlyxf+dRvoK2TfyqjaENoCUutjzWr6E9aNT0wnOlR j/RA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=PBAHnoxTH3diIzFu0hcAhScOctUfI15ttisdK+uDzOo=; b=DWAhY8miQPuwpLlGX98O33s4whhEnS3OGnWPXwaIC8XQBYdrhSx2Ff2SYOL/6EfOf8 jNs5oliyjq8023Rr4F0Aao9vuEz6ey2iRC/LsottADAeu0eMXikPUMCO6hwrmnMAfLbB JNV9XQvFZLidUMKigD22ern2hmqof08/F57Y3C09KGQrdJRKK03nFoDgkxRmQa78xfPw fTKfZ8yysX8f4G49d5L2Gck7VkZ4Lf5Te5ftbacGc9grEq+o6892RI7BBl/n2kG030KX tiQdf96V2eLSvyhnmuMRisSkBYQ7DfqlMKQKxR+XlPA2EwRHFSZ2B2+h8hZSgKAPOWzU 6W+Q== X-Gm-Message-State: AFqh2kp1Djm/L++40CBf8CGdz1182ZFKrjbOAkv+FeDq7M6XkPLD2kt3 rieli4+uODZVwrqbNdGEIPJbLYlxcblQqJzcGucFIUI8KN7x0g== X-Google-Smtp-Source: AMrXdXvaTR/EgfXDzYxYdobRpeV7/DImRMpbeyaxkXZDmKDDPYPEC815QgsigRWWWtc7SadyKzfIEY5dyoa0sqrDg/Q= X-Received: by 2002:a17:90a:7381:b0:226:44e0:82c3 with SMTP id j1-20020a17090a738100b0022644e082c3mr2966221pjg.217.1673459597472; Wed, 11 Jan 2023 09:53:17 -0800 (PST) MIME-Version: 1.0 From: Aziz Berkay Yesilyurt Date: Wed, 11 Jan 2023 18:52:51 +0100 Message-ID: To: ffmpeg-devel@ffmpeg.org X-Content-Filtered-By: Mailman/MimeDel 2.1.29 Subject: [FFmpeg-devel] FFmpeg command to trim lavfi ignores start 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 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: Hi there, I have a simple command to generate a video clip using lavfi and trim it using the trim filter. ffmpeg -f lavfi -i color=blue@1:640x480:d=60,format=rgba -filter_complex "[0]trim=start=4.0:end=5.0[s0]" -map "[s0]" -y trim.mp4 I expect that the output video should be 1 second long, since the start is 4 and the end is 5, but it is 5 seconds. Modifying the end parameter changes the duration, but modifying the start parameter has no effect. Could someone explain to me what is going on? Thanks, Aziz _______________________________________________ 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".