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<title>FLAC: FLAC__FrameHeader Struct Reference</title>
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<div id="projectname">FLAC
 <span id="projectnumber">1.3.3</span>
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<a href="#pub-attribs">Public Attributes</a> |
<a href="structFLAC____FrameHeader-members.html">List of all members</a> </div>
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<div class="title">FLAC__FrameHeader Struct Reference<div class="ingroups"><a class="el" href="group__flac.html">FLAC C API</a> » <a class="el" href="group__flac__format.html">FLAC/format.h: format components</a></div></div> </div>
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<p><code>#include <<a class="el" href="format_8h_source.html">format.h</a>></code></p>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Public Attributes</h2></td></tr>
<tr class="memitem:a1898caa360a783bfa799332573b5c735"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____FrameHeader.html#a1898caa360a783bfa799332573b5c735">blocksize</a></td></tr>
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<tr class="memitem:a2f01343180309a48b91d03bcfd58a5cc"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____FrameHeader.html#a2f01343180309a48b91d03bcfd58a5cc">sample_rate</a></td></tr>
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<tr class="memitem:a9518ce587ec26d2c1e315edcc99c1e82"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____FrameHeader.html#a9518ce587ec26d2c1e315edcc99c1e82">channels</a></td></tr>
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<tr class="memitem:a9a31f752e16da9d690f8d5ff85aed89c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__flac__format.html#ga79855f8525672e37f299bbe02952ef9c">FLAC__ChannelAssignment</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____FrameHeader.html#a9a31f752e16da9d690f8d5ff85aed89c">channel_assignment</a></td></tr>
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<tr class="memitem:abd1db9449935817aedeab02d8aedd2fd"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____FrameHeader.html#abd1db9449935817aedeab02d8aedd2fd">bits_per_sample</a></td></tr>
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<tr class="memitem:a7a62ec09e6f3029297179ef65377265f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__flac__format.html#ga8fe9ebc78386cd2a3d23b7b8e3818e1c">FLAC__FrameNumberType</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____FrameHeader.html#a7a62ec09e6f3029297179ef65377265f">number_type</a></td></tr>
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<tr class="memitem:affc849f1d7c044302e4e5c6c733c4642"><td class="memItemLeft" >union {</td></tr>
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   FLAC__uint32   <b>frame_number</b></td></tr>
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<tr class="memitem:aa2e8cd0baca10a277d8fd9a96aa6fbfe"><td class="memItemLeft" >
   FLAC__uint64   <b>sample_number</b></td></tr>
<tr class="separator:aa2e8cd0baca10a277d8fd9a96aa6fbfe"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:affc849f1d7c044302e4e5c6c733c4642"><td class="memItemLeft" valign="top">} </td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____FrameHeader.html#affc849f1d7c044302e4e5c6c733c4642">number</a></td></tr>
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<tr class="memitem:a980438c380697df6f332cb27dc4672c4"><td class="memItemLeft" align="right" valign="top">FLAC__uint8 </td><td class="memItemRight" valign="bottom"><a class="el" href="structFLAC____FrameHeader.html#a980438c380697df6f332cb27dc4672c4">crc</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>FLAC frame header structure. (c.f. <a href="../format.html#frame_header">format specification</a>) </p>
</div><h2 class="groupheader">Member Data Documentation</h2>
<a id="a1898caa360a783bfa799332573b5c735"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1898caa360a783bfa799332573b5c735">◆ </a></span>blocksize</h2>
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<td class="memname">uint32_t FLAC__FrameHeader::blocksize</td>
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<p>The number of samples per subframe. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a2f01343180309a48b91d03bcfd58a5cc">◆ </a></span>sample_rate</h2>
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<td class="memname">uint32_t FLAC__FrameHeader::sample_rate</td>
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<p>The sample rate in Hz. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a9518ce587ec26d2c1e315edcc99c1e82">◆ </a></span>channels</h2>
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<td class="memname">uint32_t FLAC__FrameHeader::channels</td>
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<p>The number of channels (== number of subframes). </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a9a31f752e16da9d690f8d5ff85aed89c">◆ </a></span>channel_assignment</h2>
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<td class="memname"><a class="el" href="group__flac__format.html#ga79855f8525672e37f299bbe02952ef9c">FLAC__ChannelAssignment</a> FLAC__FrameHeader::channel_assignment</td>
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<p>The channel assignment for the frame. </p>
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<a id="abd1db9449935817aedeab02d8aedd2fd"></a>
<h2 class="memtitle"><span class="permalink"><a href="#abd1db9449935817aedeab02d8aedd2fd">◆ </a></span>bits_per_sample</h2>
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<td class="memname">uint32_t FLAC__FrameHeader::bits_per_sample</td>
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<p>The sample resolution. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a7a62ec09e6f3029297179ef65377265f">◆ </a></span>number_type</h2>
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<td class="memname"><a class="el" href="group__flac__format.html#ga8fe9ebc78386cd2a3d23b7b8e3818e1c">FLAC__FrameNumberType</a> FLAC__FrameHeader::number_type</td>
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<p>The numbering scheme used for the frame. As a convenience, the decoder will always convert a frame number to a sample number because the rules are complex. </p>
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<a id="affc849f1d7c044302e4e5c6c733c4642"></a>
<h2 class="memtitle"><span class="permalink"><a href="#affc849f1d7c044302e4e5c6c733c4642">◆ </a></span>number</h2>
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<td class="memname">union { ... } FLAC__FrameHeader::number</td>
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<p>The frame number or sample number of first sample in frame; use the <em>number_type</em> value to determine which to use. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a980438c380697df6f332cb27dc4672c4">◆ </a></span>crc</h2>
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<td class="memname">FLAC__uint8 FLAC__FrameHeader::crc</td>
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<p>CRC-8 (polynomial = x^8 + x^2 + x^1 + x^0, initialized with 0) of the raw frame header bytes, meaning everything before the CRC byte including the sync code. </p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>include/FLAC/<a class="el" href="format_8h_source.html">format.h</a></li>
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