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 A80B340F83 for ; Wed, 8 Feb 2023 13:18:10 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 97B9768BE06; Wed, 8 Feb 2023 15:18:06 +0200 (EET) Received: from mail-lf1-f45.google.com (mail-lf1-f45.google.com [209.85.167.45]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 6D1D868B3DD for ; Wed, 8 Feb 2023 15:18:00 +0200 (EET) Received: by mail-lf1-f45.google.com with SMTP id u12so27101866lfq.0 for ; Wed, 08 Feb 2023 05:18:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:subject:message-id:date:from:in-reply-to:references:mime-version :from:to:cc:subject:date:message-id:reply-to; bh=cegVmBHAmKLUN+ZXBgPCCiqE55CpboPy4VWIOOscxBA=; b=MMa1Z+3I2fmmfi5di2RIx+CqQT7S9wxC4ESWes8NdHTzIEqhqNQW1mPE2uvt+V/8Cm IwieCmeIacstYOvV1SslmOzkN1wytQyZEBfOkAFan7DTNA60TUN3z1FtKeiWFH42npGb kGvYyR7IHccgqHt/8L0Q1h4HWkOQfCBfBy74uC6tCsCEUndAAvf2JUu3Q/KwvX/2kIKT LxGKG6bejlr2ILakHxL74gAyOogTuALUMXPeNOKQjP/P7VXpWxsnGPm4NsN8Smo2wpMe L8qbaAUIBuZFtWRneTBSQo47fncJNGLXGEqLMO05Akdk3tzcb081mHlSHuGrVKGTP89r oP9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:subject:message-id:date:from:in-reply-to:references:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=cegVmBHAmKLUN+ZXBgPCCiqE55CpboPy4VWIOOscxBA=; b=zXGuW34g8bCJgu+37zCGIuFW6z+vrkQIcpOM9Z3fGIBZFobaPnRNAVET8erlflv32i n/KoTVJCJPP+6HUMx9KUMD3WP8ND5aDPX2OIoAYeH5FCVEMDa/aT+zDjG/X9S90zwWfP nnfcix7JVCBXRKciJBisknuYvGJrAhv0v5mVUeLNV/2dOl+pYSCmYVwhEIbsvVscJtQh sqpVjxvYoBcUc/IuRQhX1Dn1vOS/DLcuMyfh2GX1JO8zKWksXpg/nQlmVpLfawCMm/D8 YEB34KwGeRJVvilp2e32fRWr/EKLtFRXQ/ywDTWGw0XjFYQmSbsTGtGGh1fq96Pei9vN mkVw== X-Gm-Message-State: AO0yUKUgTBGjJ12v98EA7Elaf00LsZIM9jKZAeEfNmMWgDfJgyQ3Lp2C CVT7younXj/nKoUBEMNTrp8wWdCqf015mPLufnXxvaeRC3c= X-Google-Smtp-Source: AK7set+xw5AezQKT0djAOCRy/5xL4j5FkZPqqWDT8uZXJRtW31mgt6EFh3tb5s66hsj4VT8AynzPT70cjNbOwYNufwk= X-Received: by 2002:a05:6512:910:b0:4d7:bda4:e6af with SMTP id e16-20020a056512091000b004d7bda4e6afmr1208362lft.184.1675862278895; Wed, 08 Feb 2023 05:17:58 -0800 (PST) MIME-Version: 1.0 References: <11883539.464738.1675698182977.JavaMail.zimbra@savoirfairelinux.com> <1957336886.510777.1675849652034.JavaMail.zimbra@savoirfairelinux.com> <4a190c5f-4f09-4009-9b19-dd7f637113cf@betaapp.fastmail.com> In-Reply-To: <4a190c5f-4f09-4009-9b19-dd7f637113cf@betaapp.fastmail.com> From: Hendrik Leppkes Date: Wed, 8 Feb 2023 14:17:47 +0100 Message-ID: To: FFmpeg development discussions and patches Subject: Re: [FFmpeg-devel] Request for assistance with adding new pixel format (NV12_8L128) in FFmpeg 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: On Wed, Feb 8, 2023 at 2:08 PM Jean-Baptiste Kempf wrote: > > On Wed, 8 Feb 2023, at 10:47, Le Bao Tin Ha wrote: > > Hello, you can found the explanation here: > > > > https://docs.kernel.org/userspace-api/media/v4l/pixfmt-yuv-planar.html > > > > "V4L2_PIX_FMT_NV12M_8L128 is similar to V4L2_PIX_FMT_NV12M but stores > > pixels in 2D 8x128 tiles, and stores tiles linearly in memory. The > > image height must be aligned to a multiple of 128. The layouts of the > > luma and chroma planes are identical. > > > > V4L2_PIX_FMT_NV12_8L128 is similar to V4L2_PIX_FMT_NV12M_8L128 but > > stores two planes in one memory." > > Do we really need those PIX_FMT in FFmpeg public API? > Tiled formats also really don't fit into our format definitions, and would not work with any generic pixel format handling code, as far as I can tell. - Hendrik _______________________________________________ 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".