I download some 3gp and mp4 files from internet , and I use eyeBeam to see if they can be played in Asterisk , here is my dialplan:<br><br><a href="mailto:asterisk-video@lists.digium.com"></a>exten =&gt; 107,1,Answer<br>exten =&gt; 107,2,mp4play(/usr/videodemo/apple-ad-biohazard-suit.mp4)     ; nothing happened,this file downloaded from internet<br>
exten =&gt; 107,3,mp4play(/usr/videodemo/Kanye West - Love Lockdown.3gp)       ;nothing happened.this file downloaded from internet<br><br>exten =&gt; 108,1,Answer<br>exten =&gt; 108,2,mp4play(/usr/videodemo/sample_300kbit_ulaw.3gp)    ; this is OK.   It&#39;s demo file.<br>
<br>#mp4info /usr/videodemo/apple-ad-biohazard-suit.mp4  <br><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta name="ProgId" content="Word.Document"><meta name="Generator" content="Microsoft Word 9"><meta name="Originator" content="Microsoft Word 9"><link rel="File-List" href="file:///C:/DOCUME%7E1/%E5%88%98%E5%BB%BA%E5%85%A8/LOCALS%7E1/Temp/msoclip1/01/clip_filelist.xml"><style>
&lt;!--
 /* Font Definitions */
@font-face
        {font-family:宋体;
        panose-1:2 1 6 0 3 1 1 1 1 1;
        mso-font-alt:SimSun;
        mso-font-charset:134;
        mso-generic-font-family:auto;
        mso-font-pitch:variable;
        mso-font-signature:3 135135232 16 0 262145 0;}
@font-face
        {font-family:&quot;\@宋体&quot;;
        panose-1:2 1 6 0 3 1 1 1 1 1;
        mso-font-charset:134;
        mso-generic-font-family:auto;
        mso-font-pitch:variable;
        mso-font-signature:3 135135232 16 0 262145 0;}
 /* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
        {mso-style-parent:&quot;&quot;;
        margin:0cm;
        margin-bottom:.0001pt;
        text-align:justify;
        text-justify:inter-ideograph;
        mso-pagination:none;
        font-size:10.5pt;
        mso-bidi-font-size:12.0pt;
        font-family:&quot;Times New Roman&quot;;
        mso-fareast-font-family:宋体;
        mso-font-kerning:1.0pt;}
h1
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        mso-outline-level:1;
        font-size:24.0pt;
        font-family:宋体;
        mso-font-kerning:18.0pt;
        font-weight:bold;}
p.MsoNormalIndent, li.MsoNormalIndent, div.MsoNormalIndent
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:宋体;
        mso-bidi-font-family:&quot;Times New Roman&quot;;}
a:link, span.MsoHyperlink
        {color:blue;
        text-decoration:underline;
        text-underline:single;}
a:visited, span.MsoHyperlinkFollowed
        {color:purple;
        text-decoration:underline;
        text-underline:single;}
p
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:宋体;
        mso-bidi-font-family:&quot;Times New Roman&quot;;}
 /* Page Definitions */
@page
        {mso-page-border-surround-header:no;
        mso-page-border-surround-footer:no;}
@page Section1
        {size:612.0pt 792.0pt;
        margin:72.0pt 90.0pt 72.0pt 90.0pt;
        mso-header-margin:36.0pt;
        mso-footer-margin:36.0pt;
        mso-paper-source:0;}
div.Section1
        {page:Section1;}
--&gt;
</style>

<p class="MsoNormal"><span style="" lang="EN-GB">Track<span style="">   </span>Type<span style="">   
</span>Info</span></p>

<p class="MsoNormal"><span style="" lang="EN-GB">1<span style="">       </span>video<span style="">  
</span>MPEG-4 Simple @ L1, 173.960 secs, 0 kbps, 320x240 @ 25.000000 fps</span></p>

<span style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;;" lang="EN-GB">2<span style="">       </span>audio<span style="">  
</span>MPEG-4 AAC LC, 173.987 secs, 0 kbps, 44100 Hz</span><br><br>#mp4info /usr/videodemo/Kanye West - Love Lockdown.3gp<br><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta name="ProgId" content="Word.Document"><meta name="Generator" content="Microsoft Word 9"><meta name="Originator" content="Microsoft Word 9"><link rel="File-List" href="file:///C:/DOCUME%7E1/%E5%88%98%E5%BB%BA%E5%85%A8/LOCALS%7E1/Temp/msoclip1/01/clip_filelist.xml"><style>
&lt;!--
 /* Font Definitions */
@font-face
        {font-family:宋体;
        panose-1:2 1 6 0 3 1 1 1 1 1;
        mso-font-alt:SimSun;
        mso-font-charset:134;
        mso-generic-font-family:auto;
        mso-font-pitch:variable;
        mso-font-signature:3 135135232 16 0 262145 0;}
@font-face
        {font-family:&quot;\@宋体&quot;;
        panose-1:2 1 6 0 3 1 1 1 1 1;
        mso-font-charset:134;
        mso-generic-font-family:auto;
        mso-font-pitch:variable;
        mso-font-signature:3 135135232 16 0 262145 0;}
 /* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
        {mso-style-parent:&quot;&quot;;
        margin:0cm;
        margin-bottom:.0001pt;
        text-align:justify;
        text-justify:inter-ideograph;
        mso-pagination:none;
        font-size:10.5pt;
        mso-bidi-font-size:12.0pt;
        font-family:&quot;Times New Roman&quot;;
        mso-fareast-font-family:宋体;
        mso-font-kerning:1.0pt;}
h1
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        mso-outline-level:1;
        font-size:24.0pt;
        font-family:宋体;
        mso-font-kerning:18.0pt;
        font-weight:bold;}
p.MsoNormalIndent, li.MsoNormalIndent, div.MsoNormalIndent
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:宋体;
        mso-bidi-font-family:&quot;Times New Roman&quot;;}
a:link, span.MsoHyperlink
        {color:blue;
        text-decoration:underline;
        text-underline:single;}
a:visited, span.MsoHyperlinkFollowed
        {color:purple;
        text-decoration:underline;
        text-underline:single;}
p
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:宋体;
        mso-bidi-font-family:&quot;Times New Roman&quot;;}
 /* Page Definitions */
@page
        {mso-page-border-surround-header:no;
        mso-page-border-surround-footer:no;}
@page Section1
        {size:612.0pt 792.0pt;
        margin:72.0pt 90.0pt 72.0pt 90.0pt;
        mso-header-margin:36.0pt;
        mso-footer-margin:36.0pt;
        mso-paper-source:0;}
div.Section1
        {page:Section1;}
--&gt;
</style>

<p class="MsoNormal"><span lang="EN-US">Track<span style="">  
</span>Type<span style="">    </span>Info</span></p>

<p class="MsoNormal"><span lang="EN-US">1<span style="">      
</span>video<span style="">   </span>H.263, 272.080 secs, 140
kbps, 176x144 @ 25.000000 fps</span></p>

<span style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;;" lang="EN-US">2<span style="">       </span>audio<span style="">  
</span>AMR, 271.480 secs, 13 kbps, 8000 Hz</span><br><br>#mp4info /usr/videodemo/sample_300kbit_ulaw.3gp<br><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta name="ProgId" content="Word.Document"><meta name="Generator" content="Microsoft Word 9"><meta name="Originator" content="Microsoft Word 9"><link rel="File-List" href="file:///C:/DOCUME%7E1/%E5%88%98%E5%BB%BA%E5%85%A8/LOCALS%7E1/Temp/msoclip1/01/clip_filelist.xml"><style>
&lt;!--
 /* Font Definitions */
@font-face
        {font-family:宋体;
        panose-1:2 1 6 0 3 1 1 1 1 1;
        mso-font-alt:SimSun;
        mso-font-charset:134;
        mso-generic-font-family:auto;
        mso-font-pitch:variable;
        mso-font-signature:3 135135232 16 0 262145 0;}
@font-face
        {font-family:&quot;\@宋体&quot;;
        panose-1:2 1 6 0 3 1 1 1 1 1;
        mso-font-charset:134;
        mso-generic-font-family:auto;
        mso-font-pitch:variable;
        mso-font-signature:3 135135232 16 0 262145 0;}
 /* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
        {mso-style-parent:&quot;&quot;;
        margin:0cm;
        margin-bottom:.0001pt;
        text-align:justify;
        text-justify:inter-ideograph;
        mso-pagination:none;
        font-size:10.5pt;
        mso-bidi-font-size:12.0pt;
        font-family:&quot;Times New Roman&quot;;
        mso-fareast-font-family:宋体;
        mso-font-kerning:1.0pt;}
h1
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        mso-outline-level:1;
        font-size:24.0pt;
        font-family:宋体;
        mso-font-kerning:18.0pt;
        font-weight:bold;}
p.MsoNormalIndent, li.MsoNormalIndent, div.MsoNormalIndent
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:宋体;
        mso-bidi-font-family:&quot;Times New Roman&quot;;}
a:link, span.MsoHyperlink
        {color:blue;
        text-decoration:underline;
        text-underline:single;}
a:visited, span.MsoHyperlinkFollowed
        {color:purple;
        text-decoration:underline;
        text-underline:single;}
p
        {margin-right:0cm;
        mso-margin-top-alt:auto;
        mso-margin-bottom-alt:auto;
        margin-left:0cm;
        mso-pagination:widow-orphan;
        font-size:12.0pt;
        font-family:宋体;
        mso-bidi-font-family:&quot;Times New Roman&quot;;}
 /* Page Definitions */
@page
        {mso-page-border-surround-header:no;
        mso-page-border-surround-footer:no;}
@page Section1
        {size:612.0pt 792.0pt;
        margin:72.0pt 90.0pt 72.0pt 90.0pt;
        mso-header-margin:36.0pt;
        mso-footer-margin:36.0pt;
        mso-paper-source:0;}
div.Section1
        {page:Section1;}
--&gt;
</style>

<p class="MsoNormal"><span lang="EN-US">Track<span style="">  
</span>Type<span style="">    </span>Info</span></p>

<p class="MsoNormal"><span lang="EN-US">1<span style="">      
</span>audio<span style="">   </span>G.711 uLaw, 279.560 secs,
64 kbps, 8000 Hz</span></p>

<p class="MsoNormal"><span lang="EN-US">2<span style="">      
</span>hint<span style="">    </span>Payload PCMU for track 1</span></p>

<p class="MsoNormal"><span lang="EN-US">3<span style="">      
</span>video<span style="">   </span>H.263, 69.903 secs, 94
kbps, 176x144 @ 10.013876 fps</span></p>

<p class="MsoNormal"><span lang="EN-US">4<span style="">      
</span>hint<span style="">    </span>Payload H263-2000 for
track 3</span></p>

<span style="font-size: 10.5pt; font-family: &quot;Times New Roman&quot;;" lang="EN-US"><span style=""> </span>Metadata Tool: mp4creator 1.5.0.1</span><br><br>so I wonder what is hint? <br>btw, AMR has installed .<br><br>
a lot of thanks.<br>