From patchwork Wed Jul 1 13:39:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lance Wang X-Patchwork-Id: 20759 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 427A544B634 for ; Wed, 1 Jul 2020 16:40:22 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 275C66880CF; Wed, 1 Jul 2020 16:40:22 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-pf1-f178.google.com (mail-pf1-f178.google.com [209.85.210.178]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id A76D668A175 for ; Wed, 1 Jul 2020 16:40:15 +0300 (EEST) Received: by mail-pf1-f178.google.com with SMTP id u185so8989422pfu.1 for ; Wed, 01 Jul 2020 06:40:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=L9i+FOY+pXMkp6jdiMl5sjyYJFp9vEsA38mKk0bQOOE=; b=oOfkkQvBa7VaYCqZDI3ZCyAWaBlmbw8GqQl5lW3J8wPvokAhTfLZnREuljxAIoY7VI aBdLKPM6JgknCQHlMw5uhNZKkXfm2klZytXq37CSDMxQPbOF/e4TJQZUOCnciMiCNfbf nnFbLvM8GLd+XN9MMnHdQuS0JlBkKea/xtzDxVhYt4b7duh05iaQGKuGlfhyQm4c4doD GkNbDsZA74J+52j5i/QylWoR5lIdo2BI73GXy+9RWAKYVtL/H915d97Wh7M3eBtVLYcz WS+BqJ6KCj6GOrLv5WE16pDOFN6UJoxCI5LbGZb55hCmle4g19PHOV8JapZ8rGTfkTLN QNeg== 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:in-reply-to :references; bh=L9i+FOY+pXMkp6jdiMl5sjyYJFp9vEsA38mKk0bQOOE=; b=YFb9QsTdmUoMRcWa6vq0nH42+OpBhSbeREah3x4Xf7jiQ7Wf6d2kZbRAU8gsvHvf4T hmEvzzh4RZnlWXCIV63QoWTbRTdioLabgMzScpS/y4ySPTmGbVZjrNWsCIFlrtUOjfZV hmXNMbwHU495HXIHGZh8R8WP+ULPsCoJFdxy1ZfhYTGi6BLfPJ8K59/Y+T0E/v2y9URN XGqi4HxXXd+IWFHyworeJqRZIwl2PSPziLwpDQgmHzTqYmsGk6yPIdcWaXpGz5d9gyte kapezeGtZiIUCRsShVRAnmJJkhZn5J4fSNvv3pSnuWmfXtqqvcbB4cdZqr744r7e0tdX 1L3Q== X-Gm-Message-State: AOAM5307hZrsIFycPhCB4TlYdHHdwbvTlNjdfo05N90NxTf0Ox1AnLDj hPKRjB84/KM6SlDXO9ezzwqxDBkx X-Google-Smtp-Source: ABdhPJyX89fdj2FgVcw7djTlsI4/TiPQjSfVA77zS3ZGG/E/MuPq7nDoHV9l6f/kYW9wS+dSLCKGkw== X-Received: by 2002:a63:3681:: with SMTP id d123mr20586856pga.317.1593610813750; Wed, 01 Jul 2020 06:40:13 -0700 (PDT) Received: from vpn2.localdomain ([161.117.202.209]) by smtp.gmail.com with ESMTPSA id s9sm5897718pjz.2.2020.07.01.06.40.12 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 Jul 2020 06:40:13 -0700 (PDT) From: lance.lmwang@gmail.com To: ffmpeg-devel@ffmpeg.org Date: Wed, 1 Jul 2020 21:39:58 +0800 Message-Id: <1593610798-21093-3-git-send-email-lance.lmwang@gmail.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1593610798-21093-1-git-send-email-lance.lmwang@gmail.com> References: <1592663151-24180-1-git-send-email-lance.lmwang@gmail.com> <1593610798-21093-1-git-send-email-lance.lmwang@gmail.com> Subject: [FFmpeg-devel] [PATCH v6 3/3] avdevice/decklink_dec: export timecode with s12m side data 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: Limin Wang MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" From: Limin Wang Signed-off-by: Limin Wang --- libavdevice/decklink_dec.cpp | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp index 82106aa..0fc1489 100644 --- a/libavdevice/decklink_dec.cpp +++ b/libavdevice/decklink_dec.cpp @@ -41,6 +41,7 @@ extern "C" { #include "libavutil/imgutils.h" #include "libavutil/intreadwrite.h" #include "libavutil/time.h" +#include "libavutil/timecode.h" #include "libavutil/mathematics.h" #include "libavutil/reverse.h" #include "avdevice.h" @@ -778,6 +779,21 @@ HRESULT decklink_input_callback::VideoInputFrameArrived( AVDictionary* metadata_dict = NULL; int metadata_len; uint8_t* packed_metadata; + AVTimecode tcr; + uint32_t tc_data; + uint8_t *sd; + int size = sizeof(uint32_t) * 4; + + if (av_timecode_init_from_string(&tcr, ctx->video_st->r_frame_rate, tc, ctx) >= 0) { + if ((tc_data = av_timecode_get_smpte_from_framenum(&tcr, 0)) > 0) { + sd = av_packet_new_side_data(&pkt, AV_PKT_DATA_S12M_TIMECODE, size); + if (sd) { + AV_WL32(sd, 1); // one TC ; + AV_WL32(sd + 4, tc_data); // TC; + } + } + } + if (av_dict_set(&metadata_dict, "timecode", tc, AV_DICT_DONT_STRDUP_VAL) >= 0) { packed_metadata = av_packet_pack_dictionary(metadata_dict, &metadata_len); av_dict_free(&metadata_dict);