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Modules</h2></td></tr>
<tr class="memitem:group__cap__put__frame"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__cap__put__frame.html">Frame-Based Decoding Functions</a></td></tr>
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<tr class="memitem:group__cap__put__slice"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__cap__put__slice.html">Slice-Based Decoding Functions</a></td></tr>
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Files</h2></td></tr>
<tr class="memitem:vpx__decoder_8h"><td class="memItemLeft" align="right" valign="top">file &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="vpx__decoder_8h.html">vpx_decoder.h</a></td></tr>
<tr class="memdesc:vpx__decoder_8h"><td class="mdescLeft">&#160;</td><td class="mdescRight">Describes the decoder algorithm interface to applications. <br/></td></tr>
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Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structvpx__codec__stream__info.html">vpx_codec_stream_info</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Stream properties.  <a href="structvpx__codec__stream__info.html#details">More...</a><br/></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structvpx__codec__dec__cfg.html">vpx_codec_dec_cfg</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialization Configurations.  <a href="structvpx__codec__dec__cfg.html#details">More...</a><br/></td></tr>
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Macros</h2></td></tr>
<tr class="memitem:ga462b459e7ae13937e1eae1776245db12"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga462b459e7ae13937e1eae1776245db12"></a>
#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga462b459e7ae13937e1eae1776245db12">VPX_DECODER_ABI_VERSION</a></td></tr>
<tr class="memdesc:ga462b459e7ae13937e1eae1776245db12"><td class="mdescLeft">&#160;</td><td class="mdescRight">Current ABI version number. <br/></td></tr>
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<tr class="memitem:ga9e33b8ee81025d5fc3d01b0975ad5f96"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga9e33b8ee81025d5fc3d01b0975ad5f96">VPX_CODEC_CAP_PUT_SLICE</a>&#160;&#160;&#160;0x10000</td></tr>
<tr class="memdesc:ga9e33b8ee81025d5fc3d01b0975ad5f96"><td class="mdescLeft">&#160;</td><td class="mdescRight">Decoder capabilities bitfield.  <a href="#ga9e33b8ee81025d5fc3d01b0975ad5f96">More...</a><br/></td></tr>
<tr class="separator:ga9e33b8ee81025d5fc3d01b0975ad5f96"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga0ef59ca8067ac1dc8c8378042277ccc8"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga0ef59ca8067ac1dc8c8378042277ccc8">VPX_CODEC_CAP_PUT_FRAME</a>&#160;&#160;&#160;0x20000</td></tr>
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<tr class="memitem:gae89cbd3e8089803c6f4a67fc67a8c531"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#gae89cbd3e8089803c6f4a67fc67a8c531">VPX_CODEC_CAP_INPUT_FRAGMENTS</a>&#160;&#160;&#160;0x100000</td></tr>
<tr class="separator:gae89cbd3e8089803c6f4a67fc67a8c531"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="memdesc:gaee3981006b67dfdccad895cbef7936e6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialization-time Feature Enabling.  <a href="#gaee3981006b67dfdccad895cbef7936e6">More...</a><br/></td></tr>
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<tr class="memitem:ga8c2f0b12f1bd4927eb3c68b01eab19d3"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga8c2f0b12f1bd4927eb3c68b01eab19d3">vpx_codec_dec_init</a>(ctx, iface, cfg, flags)&#160;&#160;&#160;<a class="el" href="group__decoder.html#ga26fe82cf8fd697f885935cea53be964f">vpx_codec_dec_init_ver</a>(ctx, iface, cfg, flags, <a class="el" href="group__decoder.html#ga462b459e7ae13937e1eae1776245db12">VPX_DECODER_ABI_VERSION</a>)</td></tr>
<tr class="memdesc:ga8c2f0b12f1bd4927eb3c68b01eab19d3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Convenience macro for <a class="el" href="group__decoder.html#ga26fe82cf8fd697f885935cea53be964f" title="Initialize a decoder instance. ">vpx_codec_dec_init_ver()</a>  <a href="#ga8c2f0b12f1bd4927eb3c68b01eab19d3">More...</a><br/></td></tr>
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Typedefs</h2></td></tr>
<tr class="memitem:ga900420e8f7cb9c1b3070b2ba7d636974"><td class="memItemLeft" align="right" valign="top">typedef struct <br class="typebreak"/>
<a class="el" href="structvpx__codec__stream__info.html">vpx_codec_stream_info</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga900420e8f7cb9c1b3070b2ba7d636974">vpx_codec_stream_info_t</a></td></tr>
<tr class="memdesc:ga900420e8f7cb9c1b3070b2ba7d636974"><td class="mdescLeft">&#160;</td><td class="mdescRight">Stream properties.  <a href="#ga900420e8f7cb9c1b3070b2ba7d636974">More...</a><br/></td></tr>
<tr class="separator:ga900420e8f7cb9c1b3070b2ba7d636974"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga4a2e808eb43f1e798024b5a409c484f9"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structvpx__codec__dec__cfg.html">vpx_codec_dec_cfg</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga4a2e808eb43f1e798024b5a409c484f9">vpx_codec_dec_cfg_t</a></td></tr>
<tr class="memdesc:ga4a2e808eb43f1e798024b5a409c484f9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialization Configurations.  <a href="#ga4a2e808eb43f1e798024b5a409c484f9">More...</a><br/></td></tr>
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Functions</h2></td></tr>
<tr class="memitem:ga26fe82cf8fd697f885935cea53be964f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga26fe82cf8fd697f885935cea53be964f">vpx_codec_dec_init_ver</a> (<a class="el" href="group__codec.html#gad03e2dfa6ae511db7d25be6bbb336233">vpx_codec_ctx_t</a> *ctx, <a class="el" href="group__codec.html#gad654f3da60151f5dfef70aca00ef1e9e">vpx_codec_iface_t</a> *iface, <a class="el" href="group__decoder.html#ga4a2e808eb43f1e798024b5a409c484f9">vpx_codec_dec_cfg_t</a> *cfg, <a class="el" href="group__codec.html#ga3b36d5af89ddc463489fe5bde0a57877">vpx_codec_flags_t</a> flags, int ver)</td></tr>
<tr class="memdesc:ga26fe82cf8fd697f885935cea53be964f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize a decoder instance.  <a href="#ga26fe82cf8fd697f885935cea53be964f">More...</a><br/></td></tr>
<tr class="separator:ga26fe82cf8fd697f885935cea53be964f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gadfee4664d644175d5aac1465ef11c4b0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#gadfee4664d644175d5aac1465ef11c4b0">vpx_codec_peek_stream_info</a> (<a class="el" href="group__codec.html#gad654f3da60151f5dfef70aca00ef1e9e">vpx_codec_iface_t</a> *iface, const uint8_t *data, unsigned int data_sz, <a class="el" href="group__decoder.html#ga900420e8f7cb9c1b3070b2ba7d636974">vpx_codec_stream_info_t</a> *si)</td></tr>
<tr class="memdesc:gadfee4664d644175d5aac1465ef11c4b0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Parse stream info from a buffer.  <a href="#gadfee4664d644175d5aac1465ef11c4b0">More...</a><br/></td></tr>
<tr class="separator:gadfee4664d644175d5aac1465ef11c4b0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga552f1044d36a84e8b05ce6902e9ae8c9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga552f1044d36a84e8b05ce6902e9ae8c9">vpx_codec_get_stream_info</a> (<a class="el" href="group__codec.html#gad03e2dfa6ae511db7d25be6bbb336233">vpx_codec_ctx_t</a> *ctx, <a class="el" href="group__decoder.html#ga900420e8f7cb9c1b3070b2ba7d636974">vpx_codec_stream_info_t</a> *si)</td></tr>
<tr class="memdesc:ga552f1044d36a84e8b05ce6902e9ae8c9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return information about the current stream.  <a href="#ga552f1044d36a84e8b05ce6902e9ae8c9">More...</a><br/></td></tr>
<tr class="separator:ga552f1044d36a84e8b05ce6902e9ae8c9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga3441e157a7a69108bca9a069f2ee8e0d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga3441e157a7a69108bca9a069f2ee8e0d">vpx_codec_decode</a> (<a class="el" href="group__codec.html#gad03e2dfa6ae511db7d25be6bbb336233">vpx_codec_ctx_t</a> *ctx, const uint8_t *data, unsigned int data_sz, void *user_priv, long deadline)</td></tr>
<tr class="memdesc:ga3441e157a7a69108bca9a069f2ee8e0d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Decode data.  <a href="#ga3441e157a7a69108bca9a069f2ee8e0d">More...</a><br/></td></tr>
<tr class="separator:ga3441e157a7a69108bca9a069f2ee8e0d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga0e231c3a5ce445fdb2268d741da97500"><td class="memItemLeft" align="right" valign="top"><a class="el" href="vpx__image_8h.html#abf5ac962cc6d71b4f0e39b1b0d033e55">vpx_image_t</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__decoder.html#ga0e231c3a5ce445fdb2268d741da97500">vpx_codec_get_frame</a> (<a class="el" href="group__codec.html#gad03e2dfa6ae511db7d25be6bbb336233">vpx_codec_ctx_t</a> *ctx, <a class="el" href="group__codec.html#ga6ea348f76b1f8a1fe50e14db684146c6">vpx_codec_iter_t</a> *iter)</td></tr>
<tr class="memdesc:ga0e231c3a5ce445fdb2268d741da97500"><td class="mdescLeft">&#160;</td><td class="mdescRight">Decoded frames iterator.  <a href="#ga0e231c3a5ce445fdb2268d741da97500">More...</a><br/></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>This abstraction allows applications using this decoder to easily support multiple video formats with minimal code duplication. This section describes the interface common to all decoders. </p>
<h2 class="groupheader">Macro Definition Documentation</h2>
<a class="anchor" id="ga9e33b8ee81025d5fc3d01b0975ad5f96"></a>
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          <td class="memname">#define VPX_CODEC_CAP_PUT_SLICE&#160;&#160;&#160;0x10000</td>
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<p>Decoder capabilities bitfield. </p>
<p>Each decoder advertises the capabilities it supports as part of its <a class="el" href="group__codec.html#gad654f3da60151f5dfef70aca00ef1e9e" title="Codec interface structure. ">vpx_codec_iface_t</a> interface structure. Capabilities are extra interfaces or functionality, and are not required to be supported by a decoder.</p>
<p>The available flags are specified by VPX_CODEC_CAP_* defines.Will issue put_slice callbacks </p>

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          <td class="memname">#define VPX_CODEC_CAP_PUT_FRAME&#160;&#160;&#160;0x20000</td>
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<p>Will issue put_frame callbacks </p>

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          <td class="memname">#define VPX_CODEC_CAP_POSTPROC&#160;&#160;&#160;0x40000</td>
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<p>Can postprocess decoded frame </p>

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          <td class="memname">#define VPX_CODEC_CAP_ERROR_CONCEALMENT&#160;&#160;&#160;0x80000</td>
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<p>Can conceal errors due to packet loss </p>

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          <td class="memname">#define VPX_CODEC_CAP_INPUT_FRAGMENTS&#160;&#160;&#160;0x100000</td>
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<p>Can receive encoded frames one fragment at a time </p>

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          <td class="memname">#define VPX_CODEC_CAP_FRAME_THREADING&#160;&#160;&#160;0x200000</td>
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<p>Initialization-time Feature Enabling. </p>
<p>Certain codec features must be known at initialization time, to allow for proper memory allocation.</p>
<p>The available flags are specified by VPX_CODEC_USE_* defines.Can support frame-based multi-threading </p>

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<p>Postprocess decoded frame </p>

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          <td class="memname">#define VPX_CODEC_USE_ERROR_CONCEALMENT&#160;&#160;&#160;0x20000</td>
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<p>Conceal errors in decoded frames </p>

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          <td class="memname">#define VPX_CODEC_USE_INPUT_FRAGMENTS&#160;&#160;&#160;0x40000</td>
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<p>The input frame should be passed to the decoder one fragment at a time </p>

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<p>Enable frame-based multi-threading </p>

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          <td class="memname">#define vpx_codec_dec_init</td>
          <td>(</td>
          <td class="paramtype">&#160;</td>
          <td class="paramname">ctx, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">&#160;</td>
          <td class="paramname">iface, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">&#160;</td>
          <td class="paramname">cfg, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">&#160;</td>
          <td class="paramname">flags&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td>&#160;&#160;&#160;<a class="el" href="group__decoder.html#ga26fe82cf8fd697f885935cea53be964f">vpx_codec_dec_init_ver</a>(ctx, iface, cfg, flags, <a class="el" href="group__decoder.html#ga462b459e7ae13937e1eae1776245db12">VPX_DECODER_ABI_VERSION</a>)</td>
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<p>Convenience macro for <a class="el" href="group__decoder.html#ga26fe82cf8fd697f885935cea53be964f" title="Initialize a decoder instance. ">vpx_codec_dec_init_ver()</a> </p>
<p>Ensures the ABI version parameter is properly set. </p>

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<h2 class="groupheader">Typedef Documentation</h2>
<a class="anchor" id="ga900420e8f7cb9c1b3070b2ba7d636974"></a>
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          <td class="memname">typedef struct <a class="el" href="structvpx__codec__stream__info.html">vpx_codec_stream_info</a>  <a class="el" href="group__decoder.html#ga900420e8f7cb9c1b3070b2ba7d636974">vpx_codec_stream_info_t</a></td>
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<p>Stream properties. </p>
<p>This structure is used to query or set properties of the decoded stream. Algorithms may extend this structure with data specific to their bitstream by setting the sz member appropriately. </p>

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          <td class="memname">typedef struct <a class="el" href="structvpx__codec__dec__cfg.html">vpx_codec_dec_cfg</a>  <a class="el" href="group__decoder.html#ga4a2e808eb43f1e798024b5a409c484f9">vpx_codec_dec_cfg_t</a></td>
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<p>Initialization Configurations. </p>
<p>This structure is used to pass init time configuration options to the decoder.alias for struct <a class="el" href="structvpx__codec__dec__cfg.html" title="Initialization Configurations. ">vpx_codec_dec_cfg</a> </p>

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<h2 class="groupheader">Function Documentation</h2>
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          <td class="memname"><a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a> vpx_codec_dec_init_ver </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="group__codec.html#gad03e2dfa6ae511db7d25be6bbb336233">vpx_codec_ctx_t</a> *&#160;</td>
          <td class="paramname"><em>ctx</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="group__codec.html#gad654f3da60151f5dfef70aca00ef1e9e">vpx_codec_iface_t</a> *&#160;</td>
          <td class="paramname"><em>iface</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="group__decoder.html#ga4a2e808eb43f1e798024b5a409c484f9">vpx_codec_dec_cfg_t</a> *&#160;</td>
          <td class="paramname"><em>cfg</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="group__codec.html#ga3b36d5af89ddc463489fe5bde0a57877">vpx_codec_flags_t</a>&#160;</td>
          <td class="paramname"><em>flags</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>ver</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<p>Initialize a decoder instance. </p>
<p>Initializes a decoder context using the given interface. Applications should call the vpx_codec_dec_init convenience macro instead of this function directly, to ensure that the ABI version number parameter is properly initialized.</p>
<p>If the library was configured with &ndash;disable-multithread, this call is not thread safe and should be guarded with a lock if being used in a multithreaded context.</p>
<p>In XMA mode (activated by setting VPX_CODEC_USE_XMA in the flags parameter), the storage pointed to by the cfg parameter must be kept readable and stable until all memory maps have been set.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">ctx</td><td>Pointer to this instance's context. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">iface</td><td>Pointer to the algorithm interface to use. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">cfg</td><td>Configuration to use, if known. May be NULL. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">flags</td><td>Bitfield of VPX_CODEC_USE_* flags </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">ver</td><td>ABI version number. Must be set to VPX_DECODER_ABI_VERSION </td></tr>
  </table>
  </dd>
</dl>
<dl class="retval"><dt>Return values</dt><dd>
  <table class="retval">
    <tr><td class="paramname"><a class="el" href="group__codec.html#ggada1084710837ad363b92f2379dd2b8d2af1dcde74b1c5ff7b29f31246dfd90986" title="Operation completed without error. ">VPX_CODEC_OK</a></td><td>The decoder algorithm initialized. </td></tr>
    <tr><td class="paramname"><a class="el" href="group__codec.html#ggada1084710837ad363b92f2379dd2b8d2a96c6d2600dc0ec25c2cb798e8d2f4760" title="Memory operation failed. ">VPX_CODEC_MEM_ERROR</a></td><td>Memory allocation failed. </td></tr>
  </table>
  </dd>
</dl>

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          <td class="memname"><a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a> vpx_codec_peek_stream_info </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="group__codec.html#gad654f3da60151f5dfef70aca00ef1e9e">vpx_codec_iface_t</a> *&#160;</td>
          <td class="paramname"><em>iface</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const uint8_t *&#160;</td>
          <td class="paramname"><em>data</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>data_sz</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="group__decoder.html#ga900420e8f7cb9c1b3070b2ba7d636974">vpx_codec_stream_info_t</a> *&#160;</td>
          <td class="paramname"><em>si</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
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<p>Parse stream info from a buffer. </p>
<p>Performs high level parsing of the bitstream. Construction of a decoder context is not necessary. Can be used to determine if the bitstream is of the proper format, and to extract information from the stream.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">iface</td><td>Pointer to the algorithm interface </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">data</td><td>Pointer to a block of data to parse </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">data_sz</td><td>Size of the data buffer </td></tr>
    <tr><td class="paramdir">[in,out]</td><td class="paramname">si</td><td>Pointer to stream info to update. The size member <a class="el" href="rfc2119.html#MUST">MUST</a> be properly initialized, but <a class="el" href="rfc2119.html#MAY">MAY</a> be clobbered by the algorithm. This parameter <a class="el" href="rfc2119.html#MAY">MAY</a> be NULL.</td></tr>
  </table>
  </dd>
</dl>
<dl class="retval"><dt>Return values</dt><dd>
  <table class="retval">
    <tr><td class="paramname"><a class="el" href="group__codec.html#ggada1084710837ad363b92f2379dd2b8d2af1dcde74b1c5ff7b29f31246dfd90986" title="Operation completed without error. ">VPX_CODEC_OK</a></td><td>Bitstream is parsable and stream information updated </td></tr>
  </table>
  </dd>
</dl>

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          <td class="memname"><a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a> vpx_codec_get_stream_info </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="group__codec.html#gad03e2dfa6ae511db7d25be6bbb336233">vpx_codec_ctx_t</a> *&#160;</td>
          <td class="paramname"><em>ctx</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="group__decoder.html#ga900420e8f7cb9c1b3070b2ba7d636974">vpx_codec_stream_info_t</a> *&#160;</td>
          <td class="paramname"><em>si</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<p>Return information about the current stream. </p>
<p>Returns information about the stream that has been parsed during decoding.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">ctx</td><td>Pointer to this instance's context </td></tr>
    <tr><td class="paramdir">[in,out]</td><td class="paramname">si</td><td>Pointer to stream info to update. The size member <a class="el" href="rfc2119.html#MUST">MUST</a> be properly initialized, but <a class="el" href="rfc2119.html#MAY">MAY</a> be clobbered by the algorithm. This parameter <a class="el" href="rfc2119.html#MAY">MAY</a> be NULL.</td></tr>
  </table>
  </dd>
</dl>
<dl class="retval"><dt>Return values</dt><dd>
  <table class="retval">
    <tr><td class="paramname"><a class="el" href="group__codec.html#ggada1084710837ad363b92f2379dd2b8d2af1dcde74b1c5ff7b29f31246dfd90986" title="Operation completed without error. ">VPX_CODEC_OK</a></td><td>Bitstream is parsable and stream information updated </td></tr>
  </table>
  </dd>
</dl>

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          <td class="memname"><a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a> vpx_codec_decode </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="group__codec.html#gad03e2dfa6ae511db7d25be6bbb336233">vpx_codec_ctx_t</a> *&#160;</td>
          <td class="paramname"><em>ctx</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const uint8_t *&#160;</td>
          <td class="paramname"><em>data</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>data_sz</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">void *&#160;</td>
          <td class="paramname"><em>user_priv</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">long&#160;</td>
          <td class="paramname"><em>deadline</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<p>Decode data. </p>
<p>Processes a buffer of coded data. If the processing results in a new decoded frame becoming available, PUT_SLICE and PUT_FRAME events may be generated, as appropriate. Encoded data <a class="el" href="rfc2119.html#MUST">MUST</a> be passed in DTS (decode time stamp) order. Frames produced will always be in PTS (presentation time stamp) order. If the decoder is configured with VPX_CODEC_USE_INPUT_FRAGMENTS enabled, data and data_sz can contain a fragment of the encoded frame. Fragment #n must contain at least partition #n, but can also contain subsequent partitions (#n+1 - #n+i), and if so, fragments #n+1, .., #n+i must be empty. When no more data is available, this function should be called with NULL as data and 0 as data_sz. The memory passed to this function must be available until the frame has been decoded.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">ctx</td><td>Pointer to this instance's context </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">data</td><td>Pointer to this block of new coded data. If NULL, a VPX_CODEC_CB_PUT_FRAME event is posted for the previously decoded frame. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">data_sz</td><td>Size of the coded data, in bytes. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">user_priv</td><td>Application specific data to associate with this frame. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">deadline</td><td>Soft deadline the decoder should attempt to meet, in us. Set to zero for unlimited.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns <a class="el" href="group__codec.html#ggada1084710837ad363b92f2379dd2b8d2af1dcde74b1c5ff7b29f31246dfd90986" title="Operation completed without error. ">VPX_CODEC_OK</a> if the coded data was processed completely and future pictures can be decoded without error. Otherwise, see the descriptions of the other error codes in <a class="el" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2" title="Algorithm return codes. ">vpx_codec_err_t</a> for recoverability capabilities. </dd></dl>

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          <td class="memname"><a class="el" href="vpx__image_8h.html#abf5ac962cc6d71b4f0e39b1b0d033e55">vpx_image_t</a>* vpx_codec_get_frame </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="group__codec.html#gad03e2dfa6ae511db7d25be6bbb336233">vpx_codec_ctx_t</a> *&#160;</td>
          <td class="paramname"><em>ctx</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="group__codec.html#ga6ea348f76b1f8a1fe50e14db684146c6">vpx_codec_iter_t</a> *&#160;</td>
          <td class="paramname"><em>iter</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<p>Decoded frames iterator. </p>
<p>Iterates over a list of the frames available for display. The iterator storage should be initialized to NULL to start the iteration. Iteration is complete when this function returns NULL.</p>
<p>The list of available frames becomes valid upon completion of the vpx_codec_decode call, and remains valid until the next call to vpx_codec_decode.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">ctx</td><td>Pointer to this instance's context </td></tr>
    <tr><td class="paramdir">[in,out]</td><td class="paramname">iter</td><td>Iterator storage, initialized to NULL</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns a pointer to an image, if one is ready for display. Frames produced will always be in PTS (presentation time stamp) order. </dd></dl>

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