From fbd0b8b0239d3786b941adc89322b8e49e4c768e Mon Sep 17 00:00:00 2001
From: Joakim Plate <elupus@ecce.se>
Date: Mon, 12 Sep 2011 21:37:17 +0200
Subject: [PATCH 02/13] asf hacks

Patch part of the XBMC patch set for ffmpeg, downloaded from
https://github.com/xbmc/FFmpeg/.

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
 libavformat/asfdec.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c
index 7f7bb4d..8911987 100644
--- a/libavformat/asfdec.c
+++ b/libavformat/asfdec.c
@@ -1549,9 +1549,20 @@ static int asf_read_seek(AVFormatContext *s, int stream_index,
     AVStream *st    = s->streams[stream_index];
     int ret = 0;
 
+    if (pts == 0) {
+      // this is a hack since av_gen_search searches the entire file in this case
+      av_log(s, AV_LOG_DEBUG, "SEEKTO: %"PRId64"\n", s->data_offset);
+      if (avio_seek(s->pb, s->data_offset, SEEK_SET) < 0)
+          return -1;
+      return 0;
+    }
+
     if (s->packet_size <= 0)
         return -1;
 
+    if (st->codec->codec_type != AVMEDIA_TYPE_VIDEO)
+        return -1;
+
     /* Try using the protocol's read_seek if available */
     if (s->pb) {
         int ret = avio_seek_time(s->pb, stream_index, pts, flags);
-- 
2.1.0