[FFmpeg-cvslog] avcodec/mpeg12dec: Provide debug level log on skiped P/B frames

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sat Feb 18 19:03:39 2017 +0100| [3f28caf72083231131ee35ebc81be2c4dfe95e11] | committer: Michael Niedermayer

avcodec/mpeg12dec: Provide debug level log on skiped P/B frames

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3f28caf72083231131ee35ebc81be2c4dfe95e11
---

 libavcodec/mpeg12dec.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c
index 6397907..f3cf6eb 100644
--- a/libavcodec/mpeg12dec.c
+++ b/libavcodec/mpeg12dec.c
@@ -2660,6 +2660,8 @@ static int decode_chunks(AVCodecContext *avctx, AVFrame *picture,
                     if (s2->pict_type == AV_PICTURE_TYPE_B) {
                         if (!s2->closed_gop) {
                             skip_frame = 1;
+                            av_log(s2->avctx, AV_LOG_DEBUG,
+                                   "Skipping B slice due to open GOP\n");
                             break;
                         }
                     }
@@ -2671,6 +2673,8 @@ static int decode_chunks(AVCodecContext *avctx, AVFrame *picture,
                      * we have an invalid header. */
                     if (s2->pict_type == AV_PICTURE_TYPE_P && !s->sync) {
                         skip_frame = 1;
+                        av_log(s2->avctx, AV_LOG_DEBUG,
+                               "Skipping P slice due to !sync\n");
                         break;
                     }
                 }