[FFmpeg-devel] [PATCH] avformat/electronicarts: fix demuxing of certain .eam files

[Paul B Mahol]

Such files have empty gaps between chunks.

Signed-off-by: Paul B Mahol <onemda at gmail.com>
---
 libavformat/electronicarts.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c
index 5d21d49..c0b6d6e 100644
--- a/libavformat/electronicarts.c
+++ b/libavformat/electronicarts.c
@@ -652,7 +652,14 @@ static int ea_read_packet(AVFormatContext *s, AVPacket *pkt)
         case SCEl_TAG:
         case SEND_TAG:
         case SEEN_TAG:
-            ret         = AVERROR(EIO);
+            while (!avio_feof(pb)) {
+                if (avio_rl32(pb)) {
+                    avio_skip(pb, -4);
+                    break;
+                }
+            }
+            if (avio_feof(pb))
+                ret = AVERROR_EOF;
             packet_read = 1;
             break;
 
-- 
1.9.1