[FFmpeg-cvslog] png_parser: dont falsely mark frames as keyframes

[Michael Niedermayer]

ffmpeg | branch: release/0.11 | Michael Niedermayer <michaelni at gmx.at> | Sat Jun  2 21:12:20 2012 +0200| [433ec3afa3c8faaa8efb6de099b01b4d7d1e8053] | committer: Michael Niedermayer

png_parser: dont falsely mark frames as keyframes

Fixes Ticket1381

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 82570d2f09e76d262f4eb57b591b08c4aa64729a)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=433ec3afa3c8faaa8efb6de099b01b4d7d1e8053
---

 libavcodec/png_parser.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/png_parser.c b/libavcodec/png_parser.c
index 7f6fabb..47056fa 100644
--- a/libavcodec/png_parser.c
+++ b/libavcodec/png_parser.c
@@ -45,6 +45,8 @@ static int png_parse(AVCodecParserContext *s, AVCodecContext *avctx,
     int next = END_NOT_FOUND;
     int i = 0;
 
+    s->pict_type = AV_PICTURE_TYPE_NONE;
+
     *poutbuf_size = 0;
     if (buf_size == 0)
         return 0;