From dabfa80ce27f1e93e3d265db9d3f38a819e144af Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 14 Aug 2013 18:51:13 +0200 Subject: [PATCH] avcodec/mjpegdec: print a message when there was just a single field and no frame Fixes ticket1915 Signed-off-by: Michael Niedermayer --- libavcodec/mjpegdec.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index 76a4a31caf..6e16152724 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -1972,6 +1972,10 @@ av_cold int ff_mjpeg_decode_end(AVCodecContext *avctx) MJpegDecodeContext *s = avctx->priv_data; int i, j; + if (s->interlaced && s->bottom_field == !s->interlace_polarity && s->got_picture && !avctx->frame_number) { + av_log(avctx, AV_LOG_INFO, "Single field\n"); + } + if (s->picture_ptr) av_frame_unref(s->picture_ptr);