[FFmpeg-devel] [PATCH] lavf/mov: add some useful warning log of eof

[tiejun.peng]

Signed-off-by: tiejun.peng <tiejun.p...@foxmail.com>
---
 libavformat/mov.c | 43 +++++++++++++++++++++++++++++++++----------
 1 file changed, 33 insertions(+), 10 deletions(-)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index c901859..9982204 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -1991,8 +1991,10 @@ static int mov_read_stco(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
 
     sc->chunk_count = i;
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted STCO atom\n");
         return AVERROR_EOF;
+    }
 
     return 0;
 }
@@ -2522,8 +2524,10 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext 
*pb, int entries)
         sc->stsd_count++;
     }
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted STSD atom\n");
         return AVERROR_EOF;
+    }
 
     return 0;
 }
@@ -2624,8 +2628,10 @@ static int mov_read_stsc(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
 
     sc->stsc_count = i;
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted STSC atom\n");
         return AVERROR_EOF;
+    }
 
     return 0;
 }
@@ -2676,8 +2682,10 @@ static int mov_read_stps(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
 
     sc->stps_count = i;
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted STPS atom\n");
         return AVERROR_EOF;
+    }
 
     return 0;
 }
@@ -2723,8 +2731,10 @@ static int mov_read_stss(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
 
     sc->keyframe_count = i;
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted STSS atom\n");
         return AVERROR_EOF;
+    }
 
     return 0;
 }
@@ -2808,8 +2818,10 @@ static int mov_read_stsz(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
 
     av_free(buf);
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted STSZ atom\n");
         return AVERROR_EOF;
+    }
 
     return 0;
 }
@@ -2870,8 +2882,10 @@ static int mov_read_stts(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
     sc->duration_for_fps  += duration;
     sc->nb_frames_for_fps += total_sample_count;
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted STTS atom\n");
         return AVERROR_EOF;
+    }
 
     st->nb_frames= total_sample_count;
     if (duration)
@@ -2948,8 +2962,10 @@ static int mov_read_ctts(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
 
     sc->ctts_count = ctts_count;
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted CTTS atom\n");
         return AVERROR_EOF;
+    }
 
     av_log(c->fc, AV_LOG_TRACE, "dts shift %d\n", sc->dts_shift);
 
@@ -2995,7 +3011,12 @@ static int mov_read_sbgp(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
 
     sc->rap_group_count = i;
 
-    return pb->eof_reached ? AVERROR_EOF : 0;
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted SBGP atom\n");
+        return AVERROR_EOF;
+    }
+
+    return 0;
 }
 
 /**
@@ -4720,8 +4741,10 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
     fix_frag_index_entries(&c->frag_index, next_frag_index,
                            frag->track_id, entries);
 
-    if (pb->eof_reached)
+    if (pb->eof_reached) {
+        av_log(c->fc, AV_LOG_WARNING, "reached eof, corrupted TRUN atom\n");
         return AVERROR_EOF;
+    }
 
     frag->implicit_offset = offset;
 
-- 
2.7.4



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