diff --git a/trunk/doc/H.264-AVC-ISO_IEC_14496-12_2012-mp4.pdf b/trunk/doc/H.264-AVC-ISO_IEC_14496-12_2012-mp4.pdf
new file mode 100644
index 000000000..c3ac62ca3
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diff --git a/trunk/doc/MPEG-DASH-ISO_IEC_23009-1_2012.pdf b/trunk/doc/MPEG-DASH-ISO_IEC_23009-1_2012.pdf
new file mode 100644
index 000000000..bde1fecc4
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diff --git a/trunk/doc/readme.txt b/trunk/doc/readme.txt
index 74baa6680..6a6089435 100644
--- a/trunk/doc/readme.txt
+++ b/trunk/doc/readme.txt
@@ -18,6 +18,12 @@ amf3_spec_121207.pdf
     
 H.264-AVC-ISO_IEC_14496-10.pdf
     avc标准，编码部分。
+
+H.264-AVC-ISO_IEC_14496-12_2012-mp4.pdf
+    mp4标准。
+
+MPEG-DASH-ISO_IEC_23009-1_2012.pdf
+    MPEG-DASH标准。
     
 H.264-AVC-ISO_IEC_14496-10-2012.pdf
     avc标准，编码部分。