| 1 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html401/loose.dtd">
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| 3 | <!-- Created on June, 30 2006 by texi2html 1.76 -->
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| 5 | Written by: Lionel Cons <[email protected]> (original author)
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| 13 | <head>
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| 14 | <title>FFplay Documentation: 1. Introduction</title>
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| 15 |
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| 16 | <meta name="description" content="FFplay Documentation: 1. Introduction">
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| 17 | <meta name="keywords" content="FFplay Documentation: 1. Introduction">
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| 40 |
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| 41 | <body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000">
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| 42 |
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| 43 | <a name="SEC1"></a>
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| 44 | <table cellpadding="1" cellspacing="1" border="0">
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| 45 | <tr><td valign="middle" align="left">[ < ]</td>
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| 46 | <td valign="middle" align="left">[<a href="#SEC2" title="Next section in reading order"> > </a>]</td>
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| 47 | <td valign="middle" align="left"> </td>
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| 48 | <td valign="middle" align="left">[ << ]</td>
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| 49 | <td valign="middle" align="left">[ Up ]</td>
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| 50 | <td valign="middle" align="left">[<a href="#SEC2" title="Next chapter"> >> </a>]</td>
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| 51 | <td valign="middle" align="left"> </td>
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| 52 | <td valign="middle" align="left"> </td>
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| 53 | <td valign="middle" align="left"> </td>
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| 54 | <td valign="middle" align="left"> </td>
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| 55 | <td valign="middle" align="left">[<a href="#SEC1" title="Cover (top) of document">Top</a>]</td>
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| 56 | <td valign="middle" align="left">[Contents]</td>
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| 57 | <td valign="middle" align="left">[Index]</td>
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| 58 | <td valign="middle" align="left">[<a href="#SEC_About" title="About (help)"> ? </a>]</td>
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| 59 | </tr></table>
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| 60 | <h1 class="chapter"> 1. Introduction </h1>
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| 61 |
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| 62 | <p>FFplay is a very simple and portable media player using the FFmpeg
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| 63 | libraries and the SDL library. It is mostly used as a testbed for the
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| 64 | various FFmpeg APIs.
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| 65 | </p>
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| 66 | <hr size="6">
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| 67 | <a name="SEC2"></a>
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| 68 | <table cellpadding="1" cellspacing="1" border="0">
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| 69 | <tr><td valign="middle" align="left">[<a href="#SEC1" title="Previous section in reading order"> < </a>]</td>
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| 70 | <td valign="middle" align="left">[<a href="#SEC3" title="Next section in reading order"> > </a>]</td>
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| 71 | <td valign="middle" align="left"> </td>
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| 72 | <td valign="middle" align="left">[<a href="#SEC1" title="Beginning of this chapter or previous chapter"> << </a>]</td>
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| 73 | <td valign="middle" align="left">[<a href="#SEC1" title="Up section"> Up </a>]</td>
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| 74 | <td valign="middle" align="left">[ >> ]</td>
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| 75 | <td valign="middle" align="left"> </td>
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| 76 | <td valign="middle" align="left"> </td>
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| 77 | <td valign="middle" align="left"> </td>
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| 78 | <td valign="middle" align="left"> </td>
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| 79 | <td valign="middle" align="left">[<a href="#SEC1" title="Cover (top) of document">Top</a>]</td>
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| 80 | <td valign="middle" align="left">[Contents]</td>
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| 81 | <td valign="middle" align="left">[Index]</td>
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| 82 | <td valign="middle" align="left">[<a href="#SEC_About" title="About (help)"> ? </a>]</td>
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| 83 | </tr></table>
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| 84 | <h1 class="chapter"> 2. Invocation </h1>
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| 85 |
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| 86 | <hr size="6">
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| 87 | <a name="SEC3"></a>
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| 88 | <table cellpadding="1" cellspacing="1" border="0">
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| 89 | <tr><td valign="middle" align="left">[<a href="#SEC2" title="Previous section in reading order"> < </a>]</td>
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| 90 | <td valign="middle" align="left">[<a href="#SEC4" title="Next section in reading order"> > </a>]</td>
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| 91 | <td valign="middle" align="left"> </td>
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| 92 | <td valign="middle" align="left">[<a href="#SEC2" title="Beginning of this chapter or previous chapter"> << </a>]</td>
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| 93 | <td valign="middle" align="left">[<a href="#SEC2" title="Up section"> Up </a>]</td>
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| 94 | <td valign="middle" align="left">[ >> ]</td>
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| 95 | <td valign="middle" align="left"> </td>
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| 96 | <td valign="middle" align="left"> </td>
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| 97 | <td valign="middle" align="left"> </td>
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| 98 | <td valign="middle" align="left"> </td>
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| 99 | <td valign="middle" align="left">[<a href="#SEC1" title="Cover (top) of document">Top</a>]</td>
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| 100 | <td valign="middle" align="left">[Contents]</td>
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| 101 | <td valign="middle" align="left">[Index]</td>
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| 102 | <td valign="middle" align="left">[<a href="#SEC_About" title="About (help)"> ? </a>]</td>
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| 103 | </tr></table>
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| 104 | <h2 class="section"> 2.1 Syntax </h2>
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| 105 | <table><tr><td> </td><td><pre class="example">ffplay [options] <tt>`input_file'</tt>
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| 106 | </pre></td></tr></table>
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| 107 | <hr size="6">
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| 108 | <a name="SEC4"></a>
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| 109 | <table cellpadding="1" cellspacing="1" border="0">
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| 110 | <tr><td valign="middle" align="left">[<a href="#SEC3" title="Previous section in reading order"> < </a>]</td>
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| 111 | <td valign="middle" align="left">[<a href="#SEC5" title="Next section in reading order"> > </a>]</td>
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| 112 | <td valign="middle" align="left"> </td>
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| 113 | <td valign="middle" align="left">[<a href="#SEC2" title="Beginning of this chapter or previous chapter"> << </a>]</td>
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| 114 | <td valign="middle" align="left">[<a href="#SEC2" title="Up section"> Up </a>]</td>
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| 115 | <td valign="middle" align="left">[ >> ]</td>
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| 116 | <td valign="middle" align="left"> </td>
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| 117 | <td valign="middle" align="left"> </td>
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| 118 | <td valign="middle" align="left"> </td>
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| 119 | <td valign="middle" align="left"> </td>
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| 120 | <td valign="middle" align="left">[<a href="#SEC1" title="Cover (top) of document">Top</a>]</td>
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| 121 | <td valign="middle" align="left">[Contents]</td>
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| 122 | <td valign="middle" align="left">[Index]</td>
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| 123 | <td valign="middle" align="left">[<a href="#SEC_About" title="About (help)"> ? </a>]</td>
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| 124 | </tr></table>
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| 125 | <h2 class="section"> 2.2 Main options </h2>
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| 126 |
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| 127 | <dl compact="compact">
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| 128 | <dt> <samp>`-h'</samp></dt>
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| 129 | <dd><p>show help
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| 130 | </p></dd>
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| 131 | <dt> <samp>`-x width'</samp></dt>
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| 132 | <dd><p>force displayed width
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| 133 | </p></dd>
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| 134 | <dt> <samp>`-y height'</samp></dt>
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| 135 | <dd><p>force displayed height
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| 136 | </p></dd>
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| 137 | <dt> <samp>`-an'</samp></dt>
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| 138 | <dd><p>disable audio
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| 139 | </p></dd>
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| 140 | <dt> <samp>`-vn'</samp></dt>
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| 141 | <dd><p>disable video
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| 142 | </p></dd>
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| 143 | <dt> <samp>`-nodisp'</samp></dt>
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| 144 | <dd><p>disable graphical display
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| 145 | </p></dd>
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| 146 | <dt> <samp>`-f fmt'</samp></dt>
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| 147 | <dd><p>force format
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| 148 | </p></dd>
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| 149 | <dt> <samp>`-img img_fmt'</samp></dt>
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| 150 | <dd><p>This option is used to force a given image format
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| 151 | when playing image sequences. Example:
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| 152 | </p><table><tr><td> </td><td><pre class="example">ffplay -img pgmyuv tests/vsynth1/%d.pgm
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| 153 | </pre></td></tr></table></dd>
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| 154 | </dl>
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| 155 |
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| 156 | <hr size="6">
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| 157 | <a name="SEC5"></a>
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| 158 | <table cellpadding="1" cellspacing="1" border="0">
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| 159 | <tr><td valign="middle" align="left">[<a href="#SEC4" title="Previous section in reading order"> < </a>]</td>
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| 160 | <td valign="middle" align="left">[<a href="#SEC6" title="Next section in reading order"> > </a>]</td>
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| 161 | <td valign="middle" align="left"> </td>
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| 162 | <td valign="middle" align="left">[<a href="#SEC2" title="Beginning of this chapter or previous chapter"> << </a>]</td>
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| 163 | <td valign="middle" align="left">[<a href="#SEC2" title="Up section"> Up </a>]</td>
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| 164 | <td valign="middle" align="left">[ >> ]</td>
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| 165 | <td valign="middle" align="left"> </td>
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| 166 | <td valign="middle" align="left"> </td>
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| 167 | <td valign="middle" align="left"> </td>
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| 168 | <td valign="middle" align="left"> </td>
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| 169 | <td valign="middle" align="left">[<a href="#SEC1" title="Cover (top) of document">Top</a>]</td>
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| 170 | <td valign="middle" align="left">[Contents]</td>
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| 171 | <td valign="middle" align="left">[Index]</td>
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| 172 | <td valign="middle" align="left">[<a href="#SEC_About" title="About (help)"> ? </a>]</td>
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| 173 | </tr></table>
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| 174 | <h2 class="section"> 2.3 Advanced options </h2>
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| 175 | <dl compact="compact">
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| 176 | <dt> <samp>`-stats'</samp></dt>
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| 177 | <dd><p>Show the stream duration, the codec parameters, the current position in
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| 178 | the stream and the audio/video synchronisation drift.
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| 179 | </p></dd>
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| 180 | <dt> <samp>`-rtp_tcp'</samp></dt>
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| 181 | <dd><p>Force RTP/TCP protocol usage instead of RTP/UDP. It is only meaningful
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| 182 | if you are streaming with the RTSP protocol.
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| 183 | </p></dd>
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| 184 | <dt> <samp>`-sync type'</samp></dt>
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| 185 | <dd><p>Set the master clock to audio (<code>type=audio</code>), video
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| 186 | (<code>type=video</code>) or external (<code>type=ext</code>). Default is audio. The
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| 187 | master clock is used to control audio-video synchronization. Most media
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| 188 | players use audio as master clock, but in some cases (streaming or high
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| 189 | quality broadcast) it is necessary to change that. This option is mainly
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| 190 | used for debugging purposes.
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| 191 | </p></dd>
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| 192 | </dl>
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| 193 |
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| 194 | <hr size="6">
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| 195 | <a name="SEC6"></a>
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| 196 | <table cellpadding="1" cellspacing="1" border="0">
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| 197 | <tr><td valign="middle" align="left">[<a href="#SEC5" title="Previous section in reading order"> < </a>]</td>
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| 198 | <td valign="middle" align="left">[ > ]</td>
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| 199 | <td valign="middle" align="left"> </td>
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| 200 | <td valign="middle" align="left">[<a href="#SEC2" title="Beginning of this chapter or previous chapter"> << </a>]</td>
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| 201 | <td valign="middle" align="left">[<a href="#SEC2" title="Up section"> Up </a>]</td>
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| 202 | <td valign="middle" align="left">[ >> ]</td>
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| 203 | <td valign="middle" align="left"> </td>
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| 204 | <td valign="middle" align="left"> </td>
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| 205 | <td valign="middle" align="left"> </td>
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| 206 | <td valign="middle" align="left"> </td>
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| 207 | <td valign="middle" align="left">[<a href="#SEC1" title="Cover (top) of document">Top</a>]</td>
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| 208 | <td valign="middle" align="left">[Contents]</td>
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| 209 | <td valign="middle" align="left">[Index]</td>
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| 210 | <td valign="middle" align="left">[<a href="#SEC_About" title="About (help)"> ? </a>]</td>
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| 211 | </tr></table>
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| 212 | <h2 class="section"> 2.4 While playing </h2>
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| 213 |
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| 214 | <dl compact="compact">
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| 215 | <dt> <kbd>q, ESC</kbd></dt>
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| 216 | <dd><p>quit
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| 217 | </p>
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| 218 | </dd>
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| 219 | <dt> <kbd>f</kbd></dt>
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| 220 | <dd><p>toggle full screen
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| 221 | </p>
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| 222 | </dd>
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| 223 | <dt> <kbd>p, SPC</kbd></dt>
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| 224 | <dd><p>pause
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| 225 | </p>
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| 226 | </dd>
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| 227 | <dt> <kbd>a</kbd></dt>
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| 228 | <dd><p>cycle audio channel
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| 229 | </p>
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| 230 | </dd>
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| 231 | <dt> <kbd>v</kbd></dt>
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| 232 | <dd><p>cycle video channel
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| 233 | </p>
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| 234 | </dd>
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| 235 | <dt> <kbd>w</kbd></dt>
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| 236 | <dd><p>show audio waves
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| 237 | </p></dd>
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| 238 | </dl>
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| 239 |
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| 240 |
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| 241 |
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| 242 | <hr size="6">
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| 243 | <a name="SEC_About"></a>
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| 244 | <table cellpadding="1" cellspacing="1" border="0">
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| 245 | <tr><td valign="middle" align="left">[<a href="#SEC1" title="Cover (top) of document">Top</a>]</td>
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| 246 | <td valign="middle" align="left">[Contents]</td>
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| 247 | <td valign="middle" align="left">[Index]</td>
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| 248 | <td valign="middle" align="left">[<a href="#SEC_About" title="About (help)"> ? </a>]</td>
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| 249 | </tr></table>
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| 250 | <h1>About This Document</h1>
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| 251 | <p>
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| 252 | This document was generated on <i>June, 30 2006</i> using <a href="http://texi2html.cvshome.org/"><i>texi2html 1.76</i></a>.
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| 253 | </p>
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| 254 | <p>
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| 255 | The buttons in the navigation panels have the following meaning:
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| 256 | </p>
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| 257 | <table border="1">
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| 258 | <tr>
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| 259 | <th> Button </th>
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| 260 | <th> Name </th>
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| 261 | <th> Go to </th>
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| 262 | <th> From 1.2.3 go to</th>
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| 263 | </tr>
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| 264 | <tr>
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| 265 | <td align="center"> [ < ] </td>
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| 266 | <td align="center">Back</td>
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| 267 | <td>previous section in reading order</td>
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| 268 | <td>1.2.2</td>
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| 269 | </tr>
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| 270 | <tr>
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| 271 | <td align="center"> [ > ] </td>
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| 272 | <td align="center">Forward</td>
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| 273 | <td>next section in reading order</td>
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| 274 | <td>1.2.4</td>
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| 275 | </tr>
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| 276 | <tr>
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| 277 | <td align="center"> [ << ] </td>
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| 278 | <td align="center">FastBack</td>
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| 279 | <td>beginning of this chapter or previous chapter</td>
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| 280 | <td>1</td>
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| 281 | </tr>
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| 282 | <tr>
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| 283 | <td align="center"> [ Up ] </td>
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| 284 | <td align="center">Up</td>
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| 285 | <td>up section</td>
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| 286 | <td>1.2</td>
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| 287 | </tr>
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| 288 | <tr>
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| 289 | <td align="center"> [ >> ] </td>
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| 290 | <td align="center">FastForward</td>
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| 291 | <td>next chapter</td>
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| 292 | <td>2</td>
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| 293 | </tr>
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| 294 | <tr>
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| 295 | <td align="center"> [Top] </td>
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| 296 | <td align="center">Top</td>
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| 297 | <td>cover (top) of document</td>
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| 298 | <td> </td>
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| 299 | </tr>
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| 300 | <tr>
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| 301 | <td align="center"> [Contents] </td>
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| 302 | <td align="center">Contents</td>
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| 303 | <td>table of contents</td>
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| 304 | <td> </td>
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| 305 | </tr>
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| 306 | <tr>
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| 307 | <td align="center"> [Index] </td>
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| 308 | <td align="center">Index</td>
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| 309 | <td>index</td>
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| 310 | <td> </td>
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| 311 | </tr>
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| 312 | <tr>
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| 313 | <td align="center"> [ ? ] </td>
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| 314 | <td align="center">About</td>
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| 315 | <td>about (help)</td>
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| 316 | <td> </td>
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| 317 | </tr>
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| 318 | </table>
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| 319 |
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| 320 | <p>
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| 321 | where the <strong> Example </strong> assumes that the current position is at <strong> Subsubsection One-Two-Three </strong> of a document of the following structure:
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| 322 | </p>
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| 323 |
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| 324 | <ul>
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| 325 | <li> 1. Section One
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| 326 | <ul>
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| 327 | <li>1.1 Subsection One-One
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| 328 | <ul>
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| 329 | <li>...</li>
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| 330 | </ul>
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| 331 | </li>
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| 332 | <li>1.2 Subsection One-Two
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| 333 | <ul>
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| 334 | <li>1.2.1 Subsubsection One-Two-One</li>
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| 335 | <li>1.2.2 Subsubsection One-Two-Two</li>
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| 336 | <li>1.2.3 Subsubsection One-Two-Three
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| 337 | <strong><== Current Position </strong></li>
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| 338 | <li>1.2.4 Subsubsection One-Two-Four</li>
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| 339 | </ul>
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| 340 | </li>
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| 341 | <li>1.3 Subsection One-Three
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| 342 | <ul>
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| 343 | <li>...</li>
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| 344 | </ul>
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| 345 | </li>
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| 346 | <li>1.4 Subsection One-Four</li>
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| 347 | </ul>
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| 348 | </li>
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| 349 | </ul>
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| 350 |
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| 351 | <hr size="1">
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| 352 | <p>
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| 353 | <font size="-1">
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| 354 | This document was generated on <i>June, 30 2006</i> using <a href="http://texi2html.cvshome.org/"><i>texi2html 1.76</i></a>.
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| 355 | </font>
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| 356 | <br>
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| 357 |
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| 358 | </p>
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| 359 | </body>
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| 360 | </html>
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