diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index a94762929f..95d35fbc31 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -616,6 +616,10 @@ unk_pixfmt: avpriv_report_missing_feature(s->avctx, "Lowres for weird subsampling"); return AVERROR_PATCHWELCOME; } + if ((AV_RB32(s->upscale_h) || AV_RB32(s->upscale_v)) && s->progressive && s->avctx->pix_fmt == AV_PIX_FMT_GBRP) { + avpriv_report_missing_feature(s->avctx, "progressive for weird subsampling"); + return AVERROR_PATCHWELCOME; + } if (s->ls) { memset(s->upscale_h, 0, sizeof(s->upscale_h)); memset(s->upscale_v, 0, sizeof(s->upscale_v));