sierravmd: fix audio pts

The duration of the first packet was being calculated incorrectly, leading to
an incorrect timestamp offset.

diff --git a/libavformat/sierravmd.c b/libavformat/sierravmd.c
index 1b5f04b..81ff46f 100644 (file)
--- a/libavformat/sierravmd.c
+++ b/libavformat/sierravmd.c
@@ -206,7 +206,7 @@ static int vmd_read_header(AVFormatContext *s,
                 vmd->frame_table[total_frames].pts = current_audio_pts;
                 total_frames++;
                 if(!current_audio_pts)
-                    current_audio_pts += sound_buffers;
+                    current_audio_pts += sound_buffers - 1;
                 else
                     current_audio_pts++;
                 break;