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Signed-off-by: Andreas Rheinhardt --- If I am not mistaken, then the earlier code would set the sar with a delay of one frame on the returned frames in case there is a sar change mid-stream. But I don't have a sample for this. libavcodec/jpeg2000dec.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 7d9661f29f..c3f2a7aa03 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -2519,6 +2519,10 @@ static int jpeg2000_decode_frame(AVCodecContext *avctx, AVFrame *picture, if (ret = jpeg2000_read_main_headers(s)) goto end; + if (s->sar.num && s->sar.den) + avctx->sample_aspect_ratio = s->sar; + s->sar.num = s->sar.den = 0; + /* get picture buffer */ if ((ret = ff_thread_get_buffer(avctx, picture, 0)) < 0) goto end; @@ -2547,9 +2551,6 @@ static int jpeg2000_decode_frame(AVCodecContext *avctx, AVFrame *picture, if (s->avctx->pix_fmt == AV_PIX_FMT_PAL8) memcpy(picture->data[1], s->palette, 256 * sizeof(uint32_t)); - if (s->sar.num && s->sar.den) - avctx->sample_aspect_ratio = s->sar; - s->sar.num = s->sar.den = 0; return bytestream2_tell(&s->g); From patchwork Fri Sep 23 15:41:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andreas Rheinhardt X-Patchwork-Id: 38196 Delivered-To: ffmpegpatchwork2@gmail.com Received: by 2002:a05:6a20:3b1c:b0:96:9ee8:5cfd with SMTP id c28csp543878pzh; Fri, 23 Sep 2022 08:41:53 -0700 (PDT) X-Google-Smtp-Source: AMsMyM6KlmCD+P0sI/N6bFYBojjKdXkSqS10CE/PUiMnmZeGVY4YqVTPhZBNi9t0sX9rdsosdAts X-Received: by 2002:a17:907:968f:b0:782:6a9d:33fb with SMTP id hd15-20020a170907968f00b007826a9d33fbmr6122126ejc.754.1663947712939; Fri, 23 Sep 2022 08:41:52 -0700 (PDT) Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org. 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Fri, 23 Sep 2022 15:41:42 +0000 From: Andreas Rheinhardt To: ffmpeg-devel@ffmpeg.org Date: Fri, 23 Sep 2022 17:41:41 +0200 Message-ID: X-Mailer: git-send-email 2.34.1 In-Reply-To: References: X-TMN: [OZ0c83/RfMKncJ8yD8ReCWbmTWWGOFtLLILFnwy2TYc=] X-ClientProxiedBy: ZR2P278CA0007.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:50::13) To AS8P250MB0744.EURP250.PROD.OUTLOOK.COM (2603:10a6:20b:541::14) X-Microsoft-Original-Message-ID: <20220923154141.1432835-1-andreas.rheinhardt@outlook.com> MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS8P250MB0744:EE_|PR3P250MB0036:EE_ X-MS-Office365-Filtering-Correlation-Id: c57cf3f1-f42e-48bf-0d17-08da9d7a1ceb X-MS-Exchange-SLBlob-MailProps: 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 X-Microsoft-Antispam: BCL:0; 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Signed-off-by: Andreas Rheinhardt --- libavcodec/jpeg2000dec.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index c3f2a7aa03..63a706fbf5 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -2523,6 +2523,11 @@ static int jpeg2000_decode_frame(AVCodecContext *avctx, AVFrame *picture, avctx->sample_aspect_ratio = s->sar; s->sar.num = s->sar.den = 0; + if (avctx->skip_frame >= AVDISCARD_ALL) { + jpeg2000_dec_cleanup(s); + return 0; + } + /* get picture buffer */ if ((ret = ff_thread_get_buffer(avctx, picture, 0)) < 0) goto end; @@ -2587,4 +2592,5 @@ const FFCodec ff_jpeg2000_decoder = { .p.priv_class = &jpeg2000_class, .p.max_lowres = 5, .p.profiles = NULL_IF_CONFIG_SMALL(ff_jpeg2000_profiles), + .caps_internal = FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM, };