From patchwork Sat Feb 20 02:19:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Hutchinson X-Patchwork-Id: 25823 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 7015044A0C9 for ; Sat, 20 Feb 2021 04:47:11 +0200 (EET) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 32E5968A64E; Sat, 20 Feb 2021 04:47:11 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-qk1-f182.google.com (mail-qk1-f182.google.com [209.85.222.182]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 852C668A59A for ; Sat, 20 Feb 2021 04:47:04 +0200 (EET) Received: by mail-qk1-f182.google.com with SMTP id h8so7576755qkk.6 for ; Fri, 19 Feb 2021 18:47:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=+mY5YjEpQHv8Es5/cqZcwXaTOxESnrmitIuqwNs7D5w=; b=ph5iVXgO7E/oYZST3oDX/4KaSfJCQF8WaLPRVhVcbEGpBxnYu5uwLS77qubn1JTpHm SjwurY3Q5GEHHeVBMzydq5y+q1uerfM761bi0h486DeUF00rwpuK0CuNeT86uPW+Ue/Z jmxCJYMAGrsRVmnhZDPYqLt1e7h9Jnaaj+I29xvMjt4VdZzV63eviXIClJcUBDmYtuHT xpyNRtZ403O07USViAoMiaAyl8NTJWICjZIXjtqi1Qk/omynkXBwPK/Wv+1yl0OLPDR5 Wguc78JmK6rczVvt0TdzmkpViuUKaHxn3ccTC3XvWR7MCtLi/waVpYD8jVkVCEMa/Swc D8NQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=+mY5YjEpQHv8Es5/cqZcwXaTOxESnrmitIuqwNs7D5w=; b=CSbzoCsENXaojQzfQW85eVaK4qaiUis38K32QZRTVvHsErSVjabhZhuMlVQILMxixi iH2mYbm27CJ5iQE0Nyt//UnYuAW82RqGDDJWLdrNN9Bj8GLGPATOL/9/GFG/jY4Anf+J qQ10b3SHCI0IjQIl1QEcPGILQJ8EC1EbDnQz01YWno6203em6/oCUMYH6WEtoBnGs1jC 7HX9eA6EowlV9H6N+mr+M+VLRWl892R2d7orWALr3eRA4owkzsL1n3yirOG7TxHfyfnN YAjyPbDXcNlTJgsppar4z89xpJyVZVewcXELK8vAbpm+l99vFsTunKteMqbgF4mw5vnl j5XQ== X-Gm-Message-State: AOAM533qLRiabTeY+sfATHBRujZqhXDgGIOK/sPql1MMbz39c7llZrcK v/MXleT5CX6jGiGlh8e7tEn5YeEK3eE= X-Google-Smtp-Source: ABdhPJyBj9mkemDgoOkl284KA92YUq9OFwlkAsGsi5uAdhVZFq85cRefIbvAraeuKQrKpzjNKUZo1Q== X-Received: by 2002:a37:547:: with SMTP id 68mr12490036qkf.157.1613787568612; Fri, 19 Feb 2021 18:19:28 -0800 (PST) Received: from localhost.localdomain ([75.115.109.114]) by smtp.gmail.com with ESMTPSA id 126sm7772679qkn.70.2021.02.19.18.19.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Feb 2021 18:19:28 -0800 (PST) From: Stephen Hutchinson To: ffmpeg-devel@ffmpeg.org Date: Fri, 19 Feb 2021 21:19:19 -0500 Message-Id: <20210220021919.4596-1-qyot27@gmail.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 2/3] avisynth: populate field order 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 Cc: Stephen Hutchinson , emcodem Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" From: emcodem Fixes Trac ticket #8757 Signed-off-by: Stephen Hutchinson --- Resubmitting with my signed-off so that it's clear that I've given final approval and it shows up in Patchwork. libavformat/avisynth.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/libavformat/avisynth.c b/libavformat/avisynth.c index f029a0e842..923c645bfb 100644 --- a/libavformat/avisynth.c +++ b/libavformat/avisynth.c @@ -243,6 +243,23 @@ static int avisynth_create_stream_video(AVFormatContext *s, AVStream *st) st->nb_frames = avs->vi->num_frames; avpriv_set_pts_info(st, 32, avs->vi->fps_denominator, avs->vi->fps_numerator); + av_log(s, AV_LOG_TRACE, "avs_is_field_based: %d\n", avs_is_field_based(avs->vi)); + av_log(s, AV_LOG_TRACE, "avs_is_parity_known: %d\n", avs_is_parity_known(avs->vi)); + + /* The following typically only works when assumetff (-bff) and + * assumefieldbased is used in-script. Additional + * logic using GetParity() could deliver more accurate results + * but also decodes a frame which we want to avoid. */ + st->codecpar->field_order = AV_FIELD_UNKNOWN; + if (avs_is_field_based(avs->vi)) { + if (avs_is_tff(avs->vi)) { + st->codecpar->field_order = AV_FIELD_TT; + } + else if (avs_is_bff(avs->vi)) { + st->codecpar->field_order = AV_FIELD_BB; + } + } + switch (avs->vi->pixel_type) { /* 10~16-bit YUV pix_fmts (AviSynth+) */ case AVS_CS_YUV444P10: