Merge commit '31dc73e92a96f08d07650c0e7d31c0b9a1465d46'

[ffmpeg] / libavcodec / pngdec.c

diff --git a/libavcodec/pngdec.c b/libavcodec/pngdec.c
index 297e631ff5dfd9ea5947ed80f489e8dc422bf71e..901abaebd3a585a7828836b899ea6555eaa685de 100644 (file)
--- a/libavcodec/pngdec.c
+++ b/libavcodec/pngdec.c
@@ -1118,7 +1118,7 @@ static int decode_frame_png(AVCodecContext *avctx,
     sig = bytestream2_get_be64(&s->gb);
     if (sig != PNGSIG &&
         sig != MNGSIG) {
-        av_log(avctx, AV_LOG_ERROR, "Missing png signature\n");
+        av_log(avctx, AV_LOG_ERROR, "Invalid PNG signature (%d).\n", buf_size);
         return AVERROR_INVALIDDATA;
     }