arduino-audio-tools/classaudio__tools_1_1_decoder_base64.html

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<li class="navelem"><a class="el" href="namespaceaudio__tools.html">audio_tools</a></li><li class="navelem"><a class="el" href="classaudio__tools_1_1_decoder_base64.html">DecoderBase64</a></li> </ul>
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<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pub-attribs">Public Attributes</a> &#124;
<a href="#pro-methods">Protected Member Functions</a> &#124;
<a href="#pro-attribs">Protected Attributes</a> &#124;
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<div class="title">DecoderBase64 Class Reference<div class="ingroups"><a class="el" href="group__main.html">Arduino Audio Tools</a> &raquo; <a class="el" href="group__codecs.html">Codecs</a> &#124; <a class="el" href="group__main.html">Arduino Audio Tools</a> &raquo; <a class="el" href="group__codecs.html">Codecs</a> &raquo; <a class="el" href="group__decoder.html">Decoder</a></div></div> </div>
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<p><a class="el" href="classaudio__tools_1_1_decoder_base64.html" title="DecoderBase64 - Converts a Base64 encoded Stream into the original data stream. Decoding only gives a...">DecoderBase64</a> - Converts a Base64 encoded <a class="el" href="classaudio__tools_1_1_stream.html">Stream</a> into the original data stream. Decoding only gives a valid result if we start at a limit of 4 bytes. We therefore use by default a newline to determine a valid start boundary.
<a href="classaudio__tools_1_1_decoder_base64.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="_codec_base64_8h_source.html">CodecBase64.h</a>&gt;</code></p>
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Inheritance diagram for DecoderBase64:</div>
<div class="dyncontent">
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<img src="classaudio__tools_1_1_decoder_base64.png" usemap="#DecoderBase64_map" alt=""/>
<map id="DecoderBase64_map" name="DecoderBase64_map">
<area href="classaudio__tools_1_1_audio_decoder.html" title="Docoding of encoded audio into PCM data." alt="AudioDecoder" shape="rect" coords="60,112,170,136"/>
<area href="classaudio__tools_1_1_audio_writer.html" title="E.g. used by Encoders and Decoders." alt="AudioWriter" shape="rect" coords="0,56,110,80"/>
<area href="classaudio__tools_1_1_audio_info_source.html" title="Supports the subscription to audio change notifications." alt="AudioInfoSource" shape="rect" coords="120,56,230,80"/>
<area href="classaudio__tools_1_1_audio_info_support.html" title="Supports changes to the sampling rate, bits and channels." alt="AudioInfoSupport" shape="rect" coords="0,0,110,24"/>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a921e83cf581fdc1da5fd8523dd70ae39"><td class="memItemLeft" align="right" valign="top"><a id="a921e83cf581fdc1da5fd8523dd70ae39"></a>
&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_decoder_base64.html#a921e83cf581fdc1da5fd8523dd70ae39">DecoderBase64</a> ()</td></tr>
<tr class="memdesc:a921e83cf581fdc1da5fd8523dd70ae39"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor for a new <a class="el" href="classaudio__tools_1_1_decoder_base64.html" title="DecoderBase64 - Converts a Base64 encoded Stream into the original data stream. Decoding only gives a...">DecoderBase64</a> object. <br /></td></tr>
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<tr class="memitem:abba0530ed589348b1efe110a116608c0"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_decoder_base64.html#abba0530ed589348b1efe110a116608c0">DecoderBase64</a> (<a class="el" href="classaudio__tools_1_1_print.html">Print</a> &amp;out)</td></tr>
<tr class="memdesc:abba0530ed589348b1efe110a116608c0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor for a new <a class="el" href="classaudio__tools_1_1_decoder_base64.html" title="DecoderBase64 - Converts a Base64 encoded Stream into the original data stream. Decoding only gives a...">DecoderBase64</a> object. <a href="classaudio__tools_1_1_decoder_base64.html#abba0530ed589348b1efe110a116608c0">More...</a><br /></td></tr>
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virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_info_source.html#a727a24459787e1eeeb7a37ba888394a6">addNotifyAudioChange</a> (<a class="el" href="classaudio__tools_1_1_audio_info_support.html">AudioInfoSupport</a> &amp;bi)</td></tr>
<tr class="memdesc:a727a24459787e1eeeb7a37ba888394a6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Adds target to be notified about audio changes. <br /></td></tr>
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virtual <a class="el" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_decoder.html#ada56eff2516fb0a4f5091ce06805411a">audioInfo</a> ()</td></tr>
<tr class="memdesc:ada56eff2516fb0a4f5091ce06805411a"><td class="mdescLeft">&#160;</td><td class="mdescRight">provides the actual input <a class="el" href="structaudio__tools_1_1_audio_info.html" title="Basic Audio information which drives e.g. I2S.">AudioInfo</a> <br /></td></tr>
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<tr class="memitem:a1c77cb3dbe910c765ea439d103bdcbb9"><td class="memItemLeft" align="right" valign="top"><a id="a1c77cb3dbe910c765ea439d103bdcbb9"></a>
virtual <a class="el" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_info_support.html#a1c77cb3dbe910c765ea439d103bdcbb9">audioInfoOut</a> ()</td></tr>
<tr class="memdesc:a1c77cb3dbe910c765ea439d103bdcbb9"><td class="mdescLeft">&#160;</td><td class="mdescRight">provides the actual output <a class="el" href="structaudio__tools_1_1_audio_info.html" title="Basic Audio information which drives e.g. I2S.">AudioInfo</a>: this is usually the same as <a class="el" href="classaudio__tools_1_1_audio_info_support.html#ae0d5f156b0564368220fa8d328db3880" title="provides the actual input AudioInfo">audioInfo()</a> unless we use a transforming stream <br /></td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><b>begin</b> () override</td></tr>
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virtual bool&#160;</td><td class="memItemRight" valign="bottom"><b>begin</b> (<a class="el" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a> info) override</td></tr>
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virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_info_source.html#affd15675a5e391c34cccefa7181354bb">clearNotifyAudioChange</a> ()</td></tr>
<tr class="memdesc:affd15675a5e391c34cccefa7181354bb"><td class="mdescLeft">&#160;</td><td class="mdescRight">Deletes all change notify subscriptions. <br /></td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>end</b> () override</td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_info_source.html#a475bc9908ea8a1d67e5cc1c1f67a71b2">isNotifyActive</a> ()</td></tr>
<tr class="memdesc:a475bc9908ea8a1d67e5cc1c1f67a71b2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Checks if the automatic <a class="el" href="structaudio__tools_1_1_audio_info.html" title="Basic Audio information which drives e.g. I2S.">AudioInfo</a> update is active. <br /></td></tr>
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virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_decoder.html#a2b485ba5b9d96f94384f4a3840f84314">isResultPCM</a> ()</td></tr>
<tr class="memdesc:a2b485ba5b9d96f94384f4a3840f84314"><td class="mdescLeft">&#160;</td><td class="mdescRight">If true, the decoding result is PCM data. <br /></td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><b>operator bool</b> () override</td></tr>
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virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_info_source.html#aa5b1cdb06807ff2dc37acbaff63410b9">removeNotifyAudioChange</a> (<a class="el" href="classaudio__tools_1_1_audio_info_support.html">AudioInfoSupport</a> &amp;bi)</td></tr>
<tr class="memdesc:aa5b1cdb06807ff2dc37acbaff63410b9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Removes a target in order not to be notified about audio changes. <br /></td></tr>
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virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_decoder.html#accee684614189e73bdc9f1b2f7abf919">setAudioInfo</a> (<a class="el" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a> from) override</td></tr>
<tr class="memdesc:accee684614189e73bdc9f1b2f7abf919"><td class="mdescLeft">&#160;</td><td class="mdescRight">for most decoders this is not needed <br /></td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_decoder_base64.html#afc857b7b58a7947adea49b4e9702865b">setNewLine</a> (Base46Logic logic)</td></tr>
<tr class="memdesc:afc857b7b58a7947adea49b4e9702865b"><td class="mdescLeft">&#160;</td><td class="mdescRight">We expect new lines to delimit the individual lines. <br /></td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_info_source.html#a909f118906f9cf7024baae224dcd90a7">setNotifyActive</a> (bool flag)</td></tr>
<tr class="memdesc:a909f118906f9cf7024baae224dcd90a7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Deactivate/Reactivate automatic <a class="el" href="structaudio__tools_1_1_audio_info.html" title="Basic Audio information which drives e.g. I2S.">AudioInfo</a> updates: (default is active) <br /></td></tr>
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virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_decoder.html#acf58dd0aedd8748b499ca948bd2cdf5d">setOutput</a> (<a class="el" href="classaudio__tools_1_1_audio_output.html">AudioOutput</a> &amp;out_stream)</td></tr>
<tr class="memdesc:acf58dd0aedd8748b499ca948bd2cdf5d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Defines where the decoded result is written to. <br /></td></tr>
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virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_decoder.html#a74fb348e7fbaed39364af8869fb05231">setOutput</a> (<a class="el" href="classaudio__tools_1_1_audio_stream.html">AudioStream</a> &amp;out_stream)</td></tr>
<tr class="memdesc:a74fb348e7fbaed39364af8869fb05231"><td class="mdescLeft">&#160;</td><td class="mdescRight">Defines where the decoded result is written to. <br /></td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_decoder_base64.html#a05ff4cf361d54457ed8586e8c14aa922">setOutput</a> (<a class="el" href="classaudio__tools_1_1_print.html">Print</a> &amp;out) override</td></tr>
<tr class="memdesc:a05ff4cf361d54457ed8586e8c14aa922"><td class="mdescLeft">&#160;</td><td class="mdescRight">Defines the output <a class="el" href="classaudio__tools_1_1_stream.html">Stream</a>. <br /></td></tr>
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size_t&#160;</td><td class="memItemRight" valign="bottom"><b>write</b> (const uint8_t *data, size_t len) override</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Public Attributes</h2></td></tr>
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int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classaudio__tools_1_1_audio_decoder.html#a7441ef0865bcb3db9b8064dd7375c1ea">id</a></td></tr>
<tr class="memdesc:a7441ef0865bcb3db9b8064dd7375c1ea"><td class="mdescLeft">&#160;</td><td class="mdescRight">custom id to be used by application <br /></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>addToBuffer</b> (uint8_t *data, size_t len)</td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>decodeLine</b> (uint8_t *data, size_t byteCount)</td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>notifyAudioChange</b> (<a class="el" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a> info)</td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>writeBlocking</b> (<a class="el" href="classaudio__tools_1_1_print.html">Print</a> *out, uint8_t *data, size_t len)</td></tr>
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Protected Attributes</h2></td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><b>active</b> = false</td></tr>
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<a class="el" href="classaudio__tools_1_1_ring_buffer.html">RingBuffer</a>&lt; uint8_t &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>buffer</b> {1500}</td></tr>
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<a class="el" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a>&#160;</td><td class="memItemRight" valign="bottom"><b>info</b></td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><b>is_notify_active</b> = true</td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><b>is_valid</b> = false</td></tr>
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Base46Logic&#160;</td><td class="memItemRight" valign="bottom"><b>newline_logic</b> = CRforFrame</td></tr>
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<a class="el" href="classaudio__tools_1_1_vector.html">Vector</a>&lt; <a class="el" href="classaudio__tools_1_1_audio_info_support.html">AudioInfoSupport</a> * &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>notify_vector</b></td></tr>
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<a class="el" href="classaudio__tools_1_1_print.html">Print</a> *&#160;</td><td class="memItemRight" valign="bottom"><b>p_print</b> = nullptr</td></tr>
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<a class="el" href="classaudio__tools_1_1_vector.html">Vector</a>&lt; uint8_t &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>result</b></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p><a class="el" href="classaudio__tools_1_1_decoder_base64.html" title="DecoderBase64 - Converts a Base64 encoded Stream into the original data stream. Decoding only gives a...">DecoderBase64</a> - Converts a Base64 encoded <a class="el" href="classaudio__tools_1_1_stream.html">Stream</a> into the original data stream. Decoding only gives a valid result if we start at a limit of 4 bytes. We therefore use by default a newline to determine a valid start boundary. </p>
<dl class="section author"><dt>Author</dt><dd>Phil Schatzmann </dd></dl>
<dl class="section copyright"><dt>Copyright</dt><dd>GPLv3 </dd></dl>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#abba0530ed589348b1efe110a116608c0">&#9670;&nbsp;</a></span>DecoderBase64()</h2>
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<td class="memname"><a class="el" href="classaudio__tools_1_1_decoder_base64.html">DecoderBase64</a> </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classaudio__tools_1_1_print.html">Print</a> &amp;&#160;</td>
<td class="paramname"><em>out</em></td><td>)</td>
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<p>Constructor for a new <a class="el" href="classaudio__tools_1_1_decoder_base64.html" title="DecoderBase64 - Converts a Base64 encoded Stream into the original data stream. Decoding only gives a...">DecoderBase64</a> object. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">out_buffeream</td><td>Output <a class="el" href="classaudio__tools_1_1_stream.html">Stream</a> to which we write the decoded result </td></tr>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>src/AudioCodecs/<a class="el" href="_codec_base64_8h_source.html">CodecBase64.h</a></li>
</ul>
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