From patchwork Sat Jun 20 14:25:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lance Wang X-Patchwork-Id: 20527 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 A988944A7F4 for ; Sat, 20 Jun 2020 17:26:18 +0300 (EEST) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 9798E68B7CB; Sat, 20 Jun 2020 17:26:18 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-pl1-f171.google.com (mail-pl1-f171.google.com [209.85.214.171]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 4425B68B7E2 for ; Sat, 20 Jun 2020 17:26:11 +0300 (EEST) Received: by mail-pl1-f171.google.com with SMTP id bh7so5286550plb.11 for ; Sat, 20 Jun 2020 07:26:11 -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=1iUA8jnl5bkVg+UMnNRQmT/1WV/b5FJg+TA/z961jNA=; b=Lo4NWz03sk19uWfTIAe2debupckTR6NNduXxaQxd4ft40mAQloUGh8usRB2Sxg2Zoe t+653+tkRC8Uvojcd26ByzKGjOPmu5lrQl2tWcjIDvWkdML2QLAhfVlEqcSJF4eO0fPe 42TzalQwWls1OH61LLSLF2ljwMjiS6/4l2biZlHJ4nZliE5yUx1HnWIKtcO6TCZ3Jmef uI28+3NyKngRAtP5aO8Zu7cILO+SW9vsDS6BrB7EDj5lTxS8yAveZcyVJuQuwLxtr/D/ MdV8lEqZTCzBJdQLYH+yCHxJlSJ6LfD/UFcXiqPPWn1nYoWSJR+qOBxfH0MhBKGfU5fN JGJw== 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=1iUA8jnl5bkVg+UMnNRQmT/1WV/b5FJg+TA/z961jNA=; b=dhw+InABscgYpFM5cHhTak7bdLxUNIVXwx3MUa2JGTYnnCLlIZqxNVMcauqEffwQ8q xN9W+al4ENJAg85e3dgcvmCH8L9dgWNjcJ6JzPNaZparXIaA7ZG/7GD8e7zKzIPVi8An lLyJbWgZzkcO8XNkTEJBSeKQXpSemTepRDMMfY26y8iSP1mtJVSKRkKTYZny4e+9mpW2 Ud8tw5oz18wPsRlKlvCJQ4BPD9S+ZPBdhia+IifYpXq3kXMxPwT0UGOVvPG9wVe2r9Nn SjnLp6G6dLHYWW7Gryu9eMAGbkSiSxGN7KtchMplMg5cLc89Z9ok+w/vT0E3l/7bGnkO SWhw== X-Gm-Message-State: AOAM533EFRsWTHlOIHrVdUqIYOuNozkWQ5vc1UvM63dxLCK5N5oAzuLY WVhU/fWOwZi39XB9PY+u3r8FEdpk X-Google-Smtp-Source: ABdhPJxJFgQLo+vsYEMzsNnMLr+qJJT0F3ocDE1Hu3QCxQ2EFIKgk21vtxupIiqaZCBXJUiCyHRfWg== X-Received: by 2002:a17:90a:ea05:: with SMTP id w5mr9226214pjy.37.1592663169354; Sat, 20 Jun 2020 07:26:09 -0700 (PDT) Received: from vpn2.localdomain ([161.117.202.209]) by smtp.gmail.com with ESMTPSA id e128sm8807685pfe.196.2020.06.20.07.26.08 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 20 Jun 2020 07:26:08 -0700 (PDT) From: lance.lmwang@gmail.com To: ffmpeg-devel@ffmpeg.org Date: Sat, 20 Jun 2020 22:25:51 +0800 Message-Id: <1592663151-24180-2-git-send-email-lance.lmwang@gmail.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1592663151-24180-1-git-send-email-lance.lmwang@gmail.com> References: <1592577334-19049-1-git-send-email-lance.lmwang@gmail.com> <1592663151-24180-1-git-send-email-lance.lmwang@gmail.com> Subject: [FFmpeg-devel] [PATCH v2 2/2] 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..c8064ae 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);