From 8771ad0741e1294665b5e244f3b0ad599bbca245 Mon Sep 17 00:00:00 2001
From: reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Sat, 17 Sep 2005 18:05:55 +0000
Subject: add a demux_peekc function that allows to just "have a look" at the
 next byte of data from the demuxer.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@16505 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 libmpdemux/demuxer.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libmpdemux/demuxer.h b/libmpdemux/demuxer.h
index 498e1d5b59..b25aa15bef 100644
--- a/libmpdemux/demuxer.h
+++ b/libmpdemux/demuxer.h
@@ -257,6 +257,9 @@ inline static int ds_tell_pts(demux_stream_t *ds){
 int demux_read_data(demux_stream_t *ds,unsigned char* mem,int len);
 int demux_read_data_pack(demux_stream_t *ds,unsigned char* mem,int len);
 
+#define demux_peekc(ds) (\
+     (likely(ds->buffer_pos<ds->buffer_size)) ? ds->buffer[ds->buffer_pos] \
+     :((unlikely(!ds_fill_buffer(ds)))? (-1) : ds->buffer[ds->buffer_pos] ) )
 #if 1
 #define demux_getc(ds) (\
      (likely(ds->buffer_pos<ds->buffer_size)) ? ds->buffer[ds->buffer_pos++] \
-- 
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