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[75.115.109.114]) by smtp.gmail.com with ESMTPSA id x204-20020a1f31d5000000b0038ca654efa6sm2087206vkx.19.2022.08.30.17.24.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Aug 2022 17:24:45 -0700 (PDT) From: Stephen Hutchinson To: ffmpeg-devel@ffmpeg.org Date: Tue, 30 Aug 2022 20:23:38 -0400 Message-Id: <20220831002340.31886-2-qyot27@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220831002340.31886-1-qyot27@gmail.com> References: <20220831002340.31886-1-qyot27@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 1/3 v2] avformat/avisynth: read _SARNum/_SARDen from frame properties 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 Cc: Stephen Hutchinson Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: IdF+wiH5tgLJ Initialized to 1:1, but if the script sets these properties, it will be set to those instead (0:0 disables it, apparently). Signed-off-by: Stephen Hutchinson --- libavformat/avisynth.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/libavformat/avisynth.c b/libavformat/avisynth.c index 3d9fa2be50..d978e6ec40 100644 --- a/libavformat/avisynth.c +++ b/libavformat/avisynth.c @@ -251,6 +251,8 @@ static int avisynth_create_stream_video(AVFormatContext *s, AVStream *st) AVS_VideoFrame *frame; int error; int planar = 0; // 0: packed, 1: YUV, 2: Y8, 3: Planar RGB, 4: YUVA, 5: Planar RGBA + int sar_num = 1; + int sar_den = 1; st->codecpar->codec_type = AVMEDIA_TYPE_VIDEO; st->codecpar->codec_id = AV_CODEC_ID_RAWVIDEO; @@ -728,6 +730,12 @@ static int avisynth_create_stream_video(AVFormatContext *s, AVStream *st) st->codecpar->chroma_location = AVCHROMA_LOC_UNSPECIFIED; } } + + /* Sample aspect ratio */ + sar_num = avs_library.avs_prop_get_int(avs->env, avsmap, "_SARNum", 0, &error); + sar_den = avs_library.avs_prop_get_int(avs->env, avsmap, "_SARDen", 0, &error); + st->sample_aspect_ratio = (AVRational){ sar_num, sar_den }; + avs_library.avs_release_video_frame(frame); } else { st->codecpar->field_order = AV_FIELD_UNKNOWN;