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| <a href="#gst-plugins-bad-libs-mpegvideoparser.description" class="shortcut">Description</a></span> |
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| <div class="refentry"> |
| <a name="gst-plugins-bad-libs-mpegvideoparser"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="gst-plugins-bad-libs-mpegvideoparser.top_of_page"></a>mpegvideoparser</span></h2> |
| <p>mpegvideoparser — Convenience library for mpeg1 and 2 video |
| bitstream parsing.</p> |
| </td> |
| <td class="gallery_image" valign="top" align="right"></td> |
| </tr></table></div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-libs-mpegvideoparser.functions"></a><h2>Functions</h2> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="functions_return"> |
| <col class="functions_name"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-parse" title="gst_mpeg_video_parse ()">gst_mpeg_video_parse</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-parse-sequence-header" title="gst_mpeg_video_parse_sequence_header ()">gst_mpeg_video_parse_sequence_header</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-parse-picture-header" title="gst_mpeg_video_parse_picture_header ()">gst_mpeg_video_parse_picture_header</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-parse-picture-extension" title="gst_mpeg_video_parse_picture_extension ()">gst_mpeg_video_parse_picture_extension</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-parse-gop" title="gst_mpeg_video_parse_gop ()">gst_mpeg_video_parse_gop</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-parse-sequence-extension" title="gst_mpeg_video_parse_sequence_extension ()">gst_mpeg_video_parse_sequence_extension</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-parse-sequence-display-extension" title="gst_mpeg_video_parse_sequence_display_extension ()">gst_mpeg_video_parse_sequence_display_extension</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-parse-quant-matrix-extension" title="gst_mpeg_video_parse_quant_matrix_extension ()">gst_mpeg_video_parse_quant_matrix_extension</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-finalise-mpeg2-sequence-header" title="gst_mpeg_video_finalise_mpeg2_sequence_header ()">gst_mpeg_video_finalise_mpeg2_sequence_header</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <span class="returnvalue">void</span> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-quant-matrix-get-raster-from-zigzag" title="gst_mpeg_video_quant_matrix_get_raster_from_zigzag ()">gst_mpeg_video_quant_matrix_get_raster_from_zigzag</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <span class="returnvalue">void</span> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#gst-mpeg-video-quant-matrix-get-zigzag-from-raster" title="gst_mpeg_video_quant_matrix_get_zigzag_from_raster ()">gst_mpeg_video_quant_matrix_get_zigzag_from_raster</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-libs-mpegvideoparser.other"></a><h2>Types and Values</h2> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="name"> |
| <col class="description"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="datatype_keyword">enum</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPacketTypeCode" title="enum GstMpegVideoPacketTypeCode">GstMpegVideoPacketTypeCode</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">enum</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPacketExtensionCode" title="enum GstMpegVideoPacketExtensionCode">GstMpegVideoPacketExtensionCode</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">enum</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoLevel" title="enum GstMpegVideoLevel">GstMpegVideoLevel</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">enum</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoProfile" title="enum GstMpegVideoProfile">GstMpegVideoProfile</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">enum</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPictureType" title="enum GstMpegVideoPictureType">GstMpegVideoPictureType</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">enum</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPictureStructure" title="enum GstMpegVideoPictureStructure">GstMpegVideoPictureStructure</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">struct</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoSequenceHdr" title="struct GstMpegVideoSequenceHdr">GstMpegVideoSequenceHdr</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">struct</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoSequenceExt" title="struct GstMpegVideoSequenceExt">GstMpegVideoSequenceExt</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">struct</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPictureHdr" title="struct GstMpegVideoPictureHdr">GstMpegVideoPictureHdr</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">struct</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoGop" title="struct GstMpegVideoGop">GstMpegVideoGop</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">struct</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPictureExt" title="struct GstMpegVideoPictureExt">GstMpegVideoPictureExt</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword">struct</td> |
| <td class="function_name"><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoQuantMatrixExt" title="struct GstMpegVideoQuantMatrixExt">GstMpegVideoQuantMatrixExt</a></td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-libs-mpegvideoparser.includes"></a><h2>Includes</h2> |
| <pre class="synopsis">#include <gst/codecparsers/gstmpegvideoparser.h> |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-libs-mpegvideoparser.description"></a><h2>Description</h2> |
| <div class="refsect2"> |
| <a name="id-1.2.4.5.6.2"></a><p> |
| Provides useful functions for mpeg videos bitstream parsing. |
| </p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-libs-mpegvideoparser.functions_details"></a><h2>Functions</h2> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-parse"></a><h3>gst_mpeg_video_parse ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_parse (<em class="parameter"><code><span class="type">GstMpegVideoPacket</span> *packet</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *data</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> size</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>);</pre> |
| <p>Parses the MPEG 1/2 video bitstream contained in <em class="parameter"><code>data</code></em> |
| , and returns the |
| offset, and if known also the size, in <em class="parameter"><code>packet</code></em> |
| . This function will scan |
| the data to find the next packet if needed.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.2.5"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>packet</p></td> |
| <td class="parameter_description"><p>a <span class="type">GstMpegVideoPacket</span> to fill with the data and offset of the |
| next packet found</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>data</p></td> |
| <td class="parameter_description"><p>The data to parse</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>size</p></td> |
| <td class="parameter_description"><p>The size of <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>offset</p></td> |
| <td class="parameter_description"><p>The offset from which to start parsing</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.2.6"></a><h4>Returns</h4> |
| <p> TRUE if a packet start code was found, otherwise FALSE.</p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-parse-sequence-header"></a><h3>gst_mpeg_video_parse_sequence_header ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_parse_sequence_header (<em class="parameter"><code><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoSequenceHdr" title="struct GstMpegVideoSequenceHdr"><span class="type">GstMpegVideoSequenceHdr</span></a> *seqhdr</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *data</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> size</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>);</pre> |
| <div class="warning"> |
| <p><code class="literal">gst_mpeg_video_parse_sequence_header</code> is deprecated and should not be used in newly-written code.</p> |
| <p>Use <code class="function">gst_mpeg_video_packet_parse_sequence_header()</code> instead.</p> |
| </div> |
| <p>Parses the <em class="parameter"><code>seqhdr</code></em> |
| Mpeg Video Sequence Header structure members from <em class="parameter"><code>data</code></em> |
| </p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.3.6"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>seqhdr</p></td> |
| <td class="parameter_description"><p> The <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoSequenceHdr" title="struct GstMpegVideoSequenceHdr"><span class="type">GstMpegVideoSequenceHdr</span></a> structure to fill. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>data</p></td> |
| <td class="parameter_description"><p>The data from which to parse the sequence header</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>size</p></td> |
| <td class="parameter_description"><p>The size of <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>offset</p></td> |
| <td class="parameter_description"><p>The offset in byte from which to start parsing <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.3.7"></a><h4>Returns</h4> |
| <p> <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the seqhdr could be parsed correctly, <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwize.</p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-parse-picture-header"></a><h3>gst_mpeg_video_parse_picture_header ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_parse_picture_header (<em class="parameter"><code><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPictureHdr" title="struct GstMpegVideoPictureHdr"><span class="type">GstMpegVideoPictureHdr</span></a> *hdr</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *data</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> size</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>);</pre> |
| <div class="warning"> |
| <p><code class="literal">gst_mpeg_video_parse_picture_header</code> is deprecated and should not be used in newly-written code.</p> |
| <p>Use <code class="function">gst_mpeg_video_packet_parse_picture_header()</code> instead.</p> |
| </div> |
| <p>Parsers the <em class="parameter"><code>hdr</code></em> |
| Mpeg Video Picture Header structure members from <em class="parameter"><code>data</code></em> |
| </p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.4.6"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>hdr</p></td> |
| <td class="parameter_description"><p> The <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPictureHdr" title="struct GstMpegVideoPictureHdr"><span class="type">GstMpegVideoPictureHdr</span></a> structure to fill. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>data</p></td> |
| <td class="parameter_description"><p>The data from which to parse the picture header</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>size</p></td> |
| <td class="parameter_description"><p>The size of <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>offset</p></td> |
| <td class="parameter_description"><p>The offset in byte from which to start the parsing</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.4.7"></a><h4>Returns</h4> |
| <p> <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the picture sequence could be parsed correctly, <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> |
| otherwize.</p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-parse-picture-extension"></a><h3>gst_mpeg_video_parse_picture_extension ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_parse_picture_extension |
| (<em class="parameter"><code><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPictureExt" title="struct GstMpegVideoPictureExt"><span class="type">GstMpegVideoPictureExt</span></a> *ext</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *data</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> size</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>);</pre> |
| <div class="warning"> |
| <p><code class="literal">gst_mpeg_video_parse_picture_extension</code> is deprecated and should not be used in newly-written code.</p> |
| <p>Use <code class="function">gst_mpeg_video_packet_parse_picture_extension()</code> instead.</p> |
| </div> |
| <p>Parse the <em class="parameter"><code>ext</code></em> |
| Mpeg Video Picture Extension structure members from <em class="parameter"><code>data</code></em> |
| </p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.5.6"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>ext</p></td> |
| <td class="parameter_description"><p> The <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoPictureExt" title="struct GstMpegVideoPictureExt"><span class="type">GstMpegVideoPictureExt</span></a> structure to fill. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>data</p></td> |
| <td class="parameter_description"><p>The data from which to parse the picture extension</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>size</p></td> |
| <td class="parameter_description"><p>The size of <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>offset</p></td> |
| <td class="parameter_description"><p>The offset in byte from which to start the parsing</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.5.7"></a><h4>Returns</h4> |
| <p> <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the picture extension could be parsed correctly, |
| <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwize.</p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-parse-gop"></a><h3>gst_mpeg_video_parse_gop ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_parse_gop (<em class="parameter"><code><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoGop" title="struct GstMpegVideoGop"><span class="type">GstMpegVideoGop</span></a> *gop</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *data</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> size</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>);</pre> |
| <div class="warning"> |
| <p><code class="literal">gst_mpeg_video_parse_gop</code> is deprecated and should not be used in newly-written code.</p> |
| <p>Use <code class="function">gst_mpeg_video_packet_parse_gop()</code> instead.</p> |
| </div> |
| <p>Parses the <em class="parameter"><code>gop</code></em> |
| Mpeg Video Group of Picture structure members from <em class="parameter"><code>data</code></em> |
| </p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.6.6"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>gop</p></td> |
| <td class="parameter_description"><p> The <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoGop" title="struct GstMpegVideoGop"><span class="type">GstMpegVideoGop</span></a> structure to fill. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>data</p></td> |
| <td class="parameter_description"><p>The data from which to parse the gop</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>size</p></td> |
| <td class="parameter_description"><p>The size of <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>offset</p></td> |
| <td class="parameter_description"><p>The offset in byte from which to start the parsing</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.6.7"></a><h4>Returns</h4> |
| <p> <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the gop could be parsed correctly, <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwize.</p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-parse-sequence-extension"></a><h3>gst_mpeg_video_parse_sequence_extension ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_parse_sequence_extension |
| (<em class="parameter"><code><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoSequenceExt" title="struct GstMpegVideoSequenceExt"><span class="type">GstMpegVideoSequenceExt</span></a> *seqext</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *data</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> size</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>);</pre> |
| <div class="warning"> |
| <p><code class="literal">gst_mpeg_video_parse_sequence_extension</code> is deprecated and should not be used in newly-written code.</p> |
| <p>Use <code class="function">gst_mpeg_video_packet_parse_sequence_extension()</code> instead.</p> |
| </div> |
| <p>Parses the <em class="parameter"><code>seqext</code></em> |
| Mpeg Video Sequence Extension structure members from <em class="parameter"><code>data</code></em> |
| </p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.7.6"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>seqext</p></td> |
| <td class="parameter_description"><p> The <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoSequenceExt" title="struct GstMpegVideoSequenceExt"><span class="type">GstMpegVideoSequenceExt</span></a> structure to fill. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>data</p></td> |
| <td class="parameter_description"><p>The data from which to parse the sequence extension</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>size</p></td> |
| <td class="parameter_description"><p>The size of <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>offset</p></td> |
| <td class="parameter_description"><p>The offset in byte from which to start parsing <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.7.7"></a><h4>Returns</h4> |
| <p> <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the seqext could be parsed correctly, <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwize.</p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-parse-sequence-display-extension"></a><h3>gst_mpeg_video_parse_sequence_display_extension ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_parse_sequence_display_extension |
| (<em class="parameter"><code><span class="type">GstMpegVideoSequenceDisplayExt</span> *seqdisplayext</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *data</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> size</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>);</pre> |
| <div class="warning"><p><code class="literal">gst_mpeg_video_parse_sequence_display_extension</code> is deprecated and should not be used in newly-written code.</p></div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-parse-quant-matrix-extension"></a><h3>gst_mpeg_video_parse_quant_matrix_extension ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_parse_quant_matrix_extension |
| (<em class="parameter"><code><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoQuantMatrixExt" title="struct GstMpegVideoQuantMatrixExt"><span class="type">GstMpegVideoQuantMatrixExt</span></a> *quant</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *data</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> size</code></em>, |
| <em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>);</pre> |
| <div class="warning"> |
| <p><code class="literal">gst_mpeg_video_parse_quant_matrix_extension</code> is deprecated and should not be used in newly-written code.</p> |
| <p>Use <code class="function">gst_mpeg_video_packet_parse_quant_matrix_extension()</code> instead.</p> |
| </div> |
| <p>Parses the <em class="parameter"><code>quant</code></em> |
| Mpeg Video Quant Matrix Extension structure members from |
| <em class="parameter"><code>data</code></em> |
| </p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.9.6"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>quant</p></td> |
| <td class="parameter_description"><p> The <a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoQuantMatrixExt" title="struct GstMpegVideoQuantMatrixExt"><span class="type">GstMpegVideoQuantMatrixExt</span></a> structure to fill. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>data</p></td> |
| <td class="parameter_description"><p>The data from which to parse the Quantization Matrix extension</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>size</p></td> |
| <td class="parameter_description"><p>The size of <em class="parameter"><code>data</code></em> |
| </p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>offset</p></td> |
| <td class="parameter_description"><p>The offset in byte from which to start the parsing</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.9.7"></a><h4>Returns</h4> |
| <p> <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the quant matrix extension could be parsed correctly, |
| <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwize.</p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-finalise-mpeg2-sequence-header"></a><h3>gst_mpeg_video_finalise_mpeg2_sequence_header ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_mpeg_video_finalise_mpeg2_sequence_header |
| (<em class="parameter"><code><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoSequenceHdr" title="struct GstMpegVideoSequenceHdr"><span class="type">GstMpegVideoSequenceHdr</span></a> *hdr</code></em>, |
| <em class="parameter"><code><a class="link" href="gst-plugins-bad-libs-mpegvideoparser.html#GstMpegVideoSequenceExt" title="struct GstMpegVideoSequenceExt"><span class="type">GstMpegVideoSequenceExt</span></a> *seqext</code></em>, |
| <em class="parameter"><code><span class="type">GstMpegVideoSequenceDisplayExt</span> *displayext</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-quant-matrix-get-raster-from-zigzag"></a><h3>gst_mpeg_video_quant_matrix_get_raster_from_zigzag ()</h3> |
| <pre class="programlisting"><span class="returnvalue">void</span> |
| gst_mpeg_video_quant_matrix_get_raster_from_zigzag |
| (<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> out_quant[64]</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> quant[64]</code></em>);</pre> |
| <p>Converts quantization matrix <em class="parameter"><code>quant</code></em> |
| from zigzag scan order to |
| raster scan order and store the resulting factors into <em class="parameter"><code>out_quant</code></em> |
| .</p> |
| <p>Note: it is an error to pass the same table in both <em class="parameter"><code>quant</code></em> |
| and |
| <em class="parameter"><code>out_quant</code></em> |
| arguments.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.11.6"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>out_quant</p></td> |
| <td class="parameter_description"><p> The resulting quantization matrix. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>quant</p></td> |
| <td class="parameter_description"><p>The source quantization matrix</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <p class="since">Since: 1.2</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-mpeg-video-quant-matrix-get-zigzag-from-raster"></a><h3>gst_mpeg_video_quant_matrix_get_zigzag_from_raster ()</h3> |
| <pre class="programlisting"><span class="returnvalue">void</span> |
| gst_mpeg_video_quant_matrix_get_zigzag_from_raster |
| (<em class="parameter"><code><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> out_quant[64]</code></em>, |
| <em class="parameter"><code>const <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> quant[64]</code></em>);</pre> |
| <p>Converts quantization matrix <em class="parameter"><code>quant</code></em> |
| from raster scan order to |
| zigzag scan order and store the resulting factors into <em class="parameter"><code>out_quant</code></em> |
| .</p> |
| <p>Note: it is an error to pass the same table in both <em class="parameter"><code>quant</code></em> |
| and |
| <em class="parameter"><code>out_quant</code></em> |
| arguments.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.7.12.6"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>out_quant</p></td> |
| <td class="parameter_description"><p> The resulting quantization matrix. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>quant</p></td> |
| <td class="parameter_description"><p>The source quantization matrix</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <p class="since">Since: 1.2</p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-libs-mpegvideoparser.other_details"></a><h2>Types and Values</h2> |
| <div class="refsect2"> |
| <a name="GstMpegVideoPacketTypeCode"></a><h3>enum GstMpegVideoPacketTypeCode</h3> |
| <p>Indicates the type of MPEG packet</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.2.4"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="enum_members_name"> |
| <col class="enum_members_description"> |
| <col width="200px" class="enum_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-PICTURE:CAPS"></a>GST_MPEG_VIDEO_PACKET_PICTURE</p></td> |
| <td class="enum_member_description"> |
| <p>Picture packet starting code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-SLICE-MIN:CAPS"></a>GST_MPEG_VIDEO_PACKET_SLICE_MIN</p></td> |
| <td class="enum_member_description"> |
| <p>Slice min packet starting code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-SLICE-MAX:CAPS"></a>GST_MPEG_VIDEO_PACKET_SLICE_MAX</p></td> |
| <td class="enum_member_description"> |
| <p>Slice max packet starting code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-USER-DATA:CAPS"></a>GST_MPEG_VIDEO_PACKET_USER_DATA</p></td> |
| <td class="enum_member_description"> |
| <p>User data packet starting code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-SEQUENCE:CAPS"></a>GST_MPEG_VIDEO_PACKET_SEQUENCE</p></td> |
| <td class="enum_member_description"> |
| <p>Sequence packet starting code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-EXTENSION:CAPS"></a>GST_MPEG_VIDEO_PACKET_EXTENSION</p></td> |
| <td class="enum_member_description"> |
| <p>Extension packet starting code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-SEQUENCE-END:CAPS"></a>GST_MPEG_VIDEO_PACKET_SEQUENCE_END</p></td> |
| <td class="enum_member_description"> |
| <p>Sequence end packet code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-GOP:CAPS"></a>GST_MPEG_VIDEO_PACKET_GOP</p></td> |
| <td class="enum_member_description"> |
| <p>Group of Picture packet starting code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-NONE:CAPS"></a>GST_MPEG_VIDEO_PACKET_NONE</p></td> |
| <td class="enum_member_description"> |
| <p>None packet code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoPacketExtensionCode"></a><h3>enum GstMpegVideoPacketExtensionCode</h3> |
| <p>Indicates what type of packets are in this block, some are mutually |
| exclusive though - ie, sequence packs are accumulated separately. GOP & |
| Picture may occur together or separately.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.3.4"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="enum_members_name"> |
| <col class="enum_members_description"> |
| <col width="200px" class="enum_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-EXT-SEQUENCE:CAPS"></a>GST_MPEG_VIDEO_PACKET_EXT_SEQUENCE</p></td> |
| <td class="enum_member_description"> |
| <p>Sequence extension code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-EXT-SEQUENCE-DISPLAY:CAPS"></a>GST_MPEG_VIDEO_PACKET_EXT_SEQUENCE_DISPLAY</p></td> |
| <td class="enum_member_description"> |
| <p>Sequence Display extension code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-EXT-QUANT-MATRIX:CAPS"></a>GST_MPEG_VIDEO_PACKET_EXT_QUANT_MATRIX</p></td> |
| <td class="enum_member_description"> |
| <p>Quantization Matrix extension code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-EXT-SEQUENCE-SCALABLE:CAPS"></a>GST_MPEG_VIDEO_PACKET_EXT_SEQUENCE_SCALABLE</p></td> |
| <td class="enum_member_description"> |
| <p>Sequence Scalable extension code</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PACKET-EXT-PICTURE:CAPS"></a>GST_MPEG_VIDEO_PACKET_EXT_PICTURE</p></td> |
| <td class="enum_member_description"> |
| <p>Picture coding extension</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoLevel"></a><h3>enum GstMpegVideoLevel</h3> |
| <p>Mpeg-2 Levels.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.4.4"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="enum_members_name"> |
| <col class="enum_members_description"> |
| <col width="200px" class="enum_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-LEVEL-HIGH:CAPS"></a>GST_MPEG_VIDEO_LEVEL_HIGH</p></td> |
| <td class="enum_member_description"> |
| <p>High level (HL)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-LEVEL-HIGH-1440:CAPS"></a>GST_MPEG_VIDEO_LEVEL_HIGH_1440</p></td> |
| <td class="enum_member_description"> |
| <p>High 1440 level (H-14)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-LEVEL-MAIN:CAPS"></a>GST_MPEG_VIDEO_LEVEL_MAIN</p></td> |
| <td class="enum_member_description"> |
| <p>Main level (ML)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-LEVEL-LOW:CAPS"></a>GST_MPEG_VIDEO_LEVEL_LOW</p></td> |
| <td class="enum_member_description"> |
| <p>Low level (LL)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoProfile"></a><h3>enum GstMpegVideoProfile</h3> |
| <p>Mpeg-2 Profiles.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.5.4"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="enum_members_name"> |
| <col class="enum_members_description"> |
| <col width="200px" class="enum_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PROFILE-422:CAPS"></a>GST_MPEG_VIDEO_PROFILE_422</p></td> |
| <td class="enum_member_description"> |
| <p>4:2:2 profile (422)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PROFILE-HIGH:CAPS"></a>GST_MPEG_VIDEO_PROFILE_HIGH</p></td> |
| <td class="enum_member_description"> |
| <p>High profile (HP)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PROFILE-SPATIALLY-SCALABLE:CAPS"></a>GST_MPEG_VIDEO_PROFILE_SPATIALLY_SCALABLE</p></td> |
| <td class="enum_member_description"> |
| <p>Spatially Scalable profile (Spatial)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PROFILE-SNR-SCALABLE:CAPS"></a>GST_MPEG_VIDEO_PROFILE_SNR_SCALABLE</p></td> |
| <td class="enum_member_description"> |
| <p>SNR Scalable profile (SNR)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PROFILE-MAIN:CAPS"></a>GST_MPEG_VIDEO_PROFILE_MAIN</p></td> |
| <td class="enum_member_description"> |
| <p>Main profile (MP)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PROFILE-SIMPLE:CAPS"></a>GST_MPEG_VIDEO_PROFILE_SIMPLE</p></td> |
| <td class="enum_member_description"> |
| <p>Simple profile (SP)</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoPictureType"></a><h3>enum GstMpegVideoPictureType</h3> |
| <p>Picture type.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.6.4"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="enum_members_name"> |
| <col class="enum_members_description"> |
| <col width="200px" class="enum_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PICTURE-TYPE-I:CAPS"></a>GST_MPEG_VIDEO_PICTURE_TYPE_I</p></td> |
| <td class="enum_member_description"> |
| <p>Intra-coded (I) frame</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PICTURE-TYPE-P:CAPS"></a>GST_MPEG_VIDEO_PICTURE_TYPE_P</p></td> |
| <td class="enum_member_description"> |
| <p>Predictive-codec (P) frame</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PICTURE-TYPE-B:CAPS"></a>GST_MPEG_VIDEO_PICTURE_TYPE_B</p></td> |
| <td class="enum_member_description"> |
| <p>Bidirectionally predictive-coded (B) frame</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PICTURE-TYPE-D:CAPS"></a>GST_MPEG_VIDEO_PICTURE_TYPE_D</p></td> |
| <td class="enum_member_description"> |
| <p>D frame</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoPictureStructure"></a><h3>enum GstMpegVideoPictureStructure</h3> |
| <p>Picture structure type.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.7.4"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="enum_members_name"> |
| <col class="enum_members_description"> |
| <col width="200px" class="enum_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PICTURE-STRUCTURE-TOP-FIELD:CAPS"></a>GST_MPEG_VIDEO_PICTURE_STRUCTURE_TOP_FIELD</p></td> |
| <td class="enum_member_description"> |
| <p>Top field</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PICTURE-STRUCTURE-BOTTOM-FIELD:CAPS"></a>GST_MPEG_VIDEO_PICTURE_STRUCTURE_BOTTOM_FIELD</p></td> |
| <td class="enum_member_description"> |
| <p>Bottom field</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="enum_member_name"><p><a name="GST-MPEG-VIDEO-PICTURE-STRUCTURE-FRAME:CAPS"></a>GST_MPEG_VIDEO_PICTURE_STRUCTURE_FRAME</p></td> |
| <td class="enum_member_description"> |
| <p>Frame picture</p> |
| </td> |
| <td class="enum_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoSequenceHdr"></a><h3>struct GstMpegVideoSequenceHdr</h3> |
| <pre class="programlisting">struct GstMpegVideoSequenceHdr { |
| guint16 width, height; |
| guint8 aspect_ratio_info; |
| guint8 frame_rate_code; |
| guint32 bitrate_value; |
| guint16 vbv_buffer_size_value; |
| |
| guint8 constrained_parameters_flag; |
| |
| guint8 intra_quantizer_matrix[64]; |
| guint8 non_intra_quantizer_matrix[64]; |
| |
| /* Calculated values */ |
| guint par_w, par_h; |
| guint fps_n, fps_d; |
| guint bitrate; |
| }; |
| </pre> |
| <p>The Mpeg2 Video Sequence Header structure.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.8.5"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="struct_members_name"> |
| <col class="struct_members_description"> |
| <col width="200px" class="struct_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.width"></a>width</code></em>;</p></td> |
| <td class="struct_member_description"><p>Width of each frame</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.height"></a>height</code></em>;</p></td> |
| <td class="struct_member_description"><p>Height of each frame</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.aspect-ratio-info"></a>aspect_ratio_info</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.frame-rate-code"></a>frame_rate_code</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint32"><span class="type">guint32</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.bitrate-value"></a>bitrate_value</code></em>;</p></td> |
| <td class="struct_member_description"><p>Value of the bitrate as is in the stream (400bps unit)</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.vbv-buffer-size-value"></a>vbv_buffer_size_value</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.constrained-parameters-flag"></a>constrained_parameters_flag</code></em>;</p></td> |
| <td class="struct_member_description"><p><a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if this stream uses contrained parameters.</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.intra-quantizer-matrix"></a>intra_quantizer_matrix</code></em>[64];</p></td> |
| <td class="struct_member_description"><p>intra-quantization table, in zigzag scan order</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.non-intra-quantizer-matrix"></a>non_intra_quantizer_matrix</code></em>[64];</p></td> |
| <td class="struct_member_description"><p>non-intra quantization table, in zigzag scan order</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.par-w"></a>par_w</code></em>;</p></td> |
| <td class="struct_member_description"><p>Calculated Pixel Aspect Ratio width</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.par-h"></a>par_h</code></em>;</p></td> |
| <td class="struct_member_description"><p>Calculated Pixel Aspect Ratio height</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.fps-n"></a>fps_n</code></em>;</p></td> |
| <td class="struct_member_description"><p>Calculated Framrate nominator</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.fps-d"></a>fps_d</code></em>;</p></td> |
| <td class="struct_member_description"><p>Calculated Framerate denominator</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint"><span class="type">guint</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceHdr.bitrate"></a>bitrate</code></em>;</p></td> |
| <td class="struct_member_description"><p>the real bitrate of the Mpeg video stream in bits per second, 0 if VBR stream</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoSequenceExt"></a><h3>struct GstMpegVideoSequenceExt</h3> |
| <pre class="programlisting">struct GstMpegVideoSequenceExt { |
| /* mpeg2 decoder profile */ |
| guint8 profile; |
| /* mpeg2 decoder level */ |
| guint8 level; |
| |
| guint8 progressive; |
| guint8 chroma_format; |
| |
| guint8 horiz_size_ext, vert_size_ext; |
| |
| guint16 bitrate_ext; |
| guint8 vbv_buffer_size_extension; |
| guint8 low_delay; |
| guint8 fps_n_ext, fps_d_ext; |
| |
| /* Additional information */ |
| guint8 profile_level_escape_bit; |
| }; |
| </pre> |
| <p>The Mpeg2 Video Sequence Extension structure.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.9.5"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="struct_members_name"> |
| <col class="struct_members_description"> |
| <col width="200px" class="struct_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.profile"></a>profile</code></em>;</p></td> |
| <td class="struct_member_description"><p>mpeg2 decoder profile</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.level"></a>level</code></em>;</p></td> |
| <td class="struct_member_description"><p>mpeg2 decoder level</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.progressive"></a>progressive</code></em>;</p></td> |
| <td class="struct_member_description"><p><a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the frames are progressive <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwise</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.chroma-format"></a>chroma_format</code></em>;</p></td> |
| <td class="struct_member_description"><p>indicates the chrominance format</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.horiz-size-ext"></a>horiz_size_ext</code></em>;</p></td> |
| <td class="struct_member_description"><p>Horizontal size</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.vert-size-ext"></a>vert_size_ext</code></em>;</p></td> |
| <td class="struct_member_description"><p>Vertical size</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.bitrate-ext"></a>bitrate_ext</code></em>;</p></td> |
| <td class="struct_member_description"><p>The bitrate</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.vbv-buffer-size-extension"></a>vbv_buffer_size_extension</code></em>;</p></td> |
| <td class="struct_member_description"><p>VBV vuffer size</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.low-delay"></a>low_delay</code></em>;</p></td> |
| <td class="struct_member_description"><p><a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the sequence doesn't contain any B-pictures, <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> |
| otherwise</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.fps-n-ext"></a>fps_n_ext</code></em>;</p></td> |
| <td class="struct_member_description"><p>Framerate nominator code</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.fps-d-ext"></a>fps_d_ext</code></em>;</p></td> |
| <td class="struct_member_description"><p>Framerate denominator code</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoSequenceExt.profile-level-escape-bit"></a>profile_level_escape_bit</code></em>;</p></td> |
| <td class="struct_member_description"><p>Escape bit. If set, the meaning of the |
| <em class="parameter"><code>profile</code></em> |
| and <em class="parameter"><code>level</code></em> |
| fields is different.</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoPictureHdr"></a><h3>struct GstMpegVideoPictureHdr</h3> |
| <pre class="programlisting">struct GstMpegVideoPictureHdr { |
| guint16 tsn; |
| guint8 pic_type; |
| |
| guint8 full_pel_forward_vector, full_pel_backward_vector; |
| |
| guint8 f_code[2][2]; |
| }; |
| </pre> |
| <p>The Mpeg2 Video Picture Header structure.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.10.5"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="struct_members_name"> |
| <col class="struct_members_description"> |
| <col width="200px" class="struct_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureHdr.tsn"></a>tsn</code></em>;</p></td> |
| <td class="struct_member_description"><p>Temporal Sequence Number</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureHdr.pic-type"></a>pic_type</code></em>;</p></td> |
| <td class="struct_member_description"><p>Type of the frame</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureHdr.full-pel-forward-vector"></a>full_pel_forward_vector</code></em>;</p></td> |
| <td class="struct_member_description"><p>the full pel forward flag of |
| the frame: 0 or 1.</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureHdr.full-pel-backward-vector"></a>full_pel_backward_vector</code></em>;</p></td> |
| <td class="struct_member_description"><p>the full pel backward flag |
| of the frame: 0 or 1.</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureHdr.f-code"></a>f_code</code></em>[2][2];</p></td> |
| <td class="struct_member_description"><p>F code</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoGop"></a><h3>struct GstMpegVideoGop</h3> |
| <pre class="programlisting">struct GstMpegVideoGop { |
| guint8 drop_frame_flag; |
| |
| guint8 hour, minute, second, frame; |
| |
| guint8 closed_gop; |
| guint8 broken_link; |
| }; |
| </pre> |
| <p>The Mpeg Video Group of Picture structure.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.11.5"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="struct_members_name"> |
| <col class="struct_members_description"> |
| <col width="200px" class="struct_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoGop.drop-frame-flag"></a>drop_frame_flag</code></em>;</p></td> |
| <td class="struct_member_description"><p>Drop Frame Flag</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoGop.hour"></a>hour</code></em>;</p></td> |
| <td class="struct_member_description"><p>Hour (0-23)</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoGop.minute"></a>minute</code></em>;</p></td> |
| <td class="struct_member_description"><p>Minute (O-59)</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoGop.second"></a>second</code></em>;</p></td> |
| <td class="struct_member_description"><p>Second (0-59)</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoGop.frame"></a>frame</code></em>;</p></td> |
| <td class="struct_member_description"><p>Frame (0-59)</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoGop.closed-gop"></a>closed_gop</code></em>;</p></td> |
| <td class="struct_member_description"><p>Closed Gop</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoGop.broken-link"></a>broken_link</code></em>;</p></td> |
| <td class="struct_member_description"><p>Broken link</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoPictureExt"></a><h3>struct GstMpegVideoPictureExt</h3> |
| <pre class="programlisting">struct GstMpegVideoPictureExt { |
| guint8 f_code[2][2]; |
| |
| guint8 intra_dc_precision; |
| guint8 picture_structure; |
| guint8 top_field_first; |
| guint8 frame_pred_frame_dct; |
| guint8 concealment_motion_vectors; |
| guint8 q_scale_type; |
| guint8 intra_vlc_format; |
| guint8 alternate_scan; |
| guint8 repeat_first_field; |
| guint8 chroma_420_type; |
| guint8 progressive_frame; |
| guint8 composite_display; |
| guint8 v_axis; |
| guint8 field_sequence; |
| guint8 sub_carrier; |
| guint8 burst_amplitude; |
| guint8 sub_carrier_phase; |
| }; |
| </pre> |
| <p>The Mpeg2 Video Picture Extension structure.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.4.5.8.12.5"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="struct_members_name"> |
| <col class="struct_members_description"> |
| <col width="200px" class="struct_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.f-code"></a>f_code</code></em>[2][2];</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.intra-dc-precision"></a>intra_dc_precision</code></em>;</p></td> |
| <td class="struct_member_description"><p>Intra DC precision</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.picture-structure"></a>picture_structure</code></em>;</p></td> |
| <td class="struct_member_description"><p>Structure of the picture</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.top-field-first"></a>top_field_first</code></em>;</p></td> |
| <td class="struct_member_description"><p>Top field first</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.frame-pred-frame-dct"></a>frame_pred_frame_dct</code></em>;</p></td> |
| <td class="struct_member_description"><p>Frame</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.concealment-motion-vectors"></a>concealment_motion_vectors</code></em>;</p></td> |
| <td class="struct_member_description"><p>Concealment Motion Vectors</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.q-scale-type"></a>q_scale_type</code></em>;</p></td> |
| <td class="struct_member_description"><p>Q Scale Type</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.intra-vlc-format"></a>intra_vlc_format</code></em>;</p></td> |
| <td class="struct_member_description"><p>Intra Vlc Format</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.alternate-scan"></a>alternate_scan</code></em>;</p></td> |
| <td class="struct_member_description"><p>Alternate Scan</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.repeat-first-field"></a>repeat_first_field</code></em>;</p></td> |
| <td class="struct_member_description"><p>Repeat First Field</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.chroma-420-type"></a>chroma_420_type</code></em>;</p></td> |
| <td class="struct_member_description"><p>Chroma 420 Type</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.progressive-frame"></a>progressive_frame</code></em>;</p></td> |
| <td class="struct_member_description"><p><a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the frame is progressive <a href="https://developer.gnome.org/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> otherwize</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.composite-display"></a>composite_display</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.v-axis"></a>v_axis</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.field-sequence"></a>field_sequence</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.sub-carrier"></a>sub_carrier</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.burst-amplitude"></a>burst_amplitude</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> <em class="structfield"><code><a name="GstMpegVideoPictureExt.sub-carrier-phase"></a>sub_carrier_phase</code></em>;</p></td> |
| <td> </td> |
| <td> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstMpegVideoQuantMatrixExt"></a><h3>struct GstMpegVideoQuantMatrixExt</h3> |
| <pre class="programlisting">struct GstMpegVideoQuantMatrixExt { |
| guint8 load_intra_quantiser_matrix; |
| guint8 intra_quantiser_matrix[64]; |
| guint8 load_non_intra_quantiser_matrix; |
| guint8 non_intra_quantiser_matrix[64]; |
| guint8 load_chroma_intra_quantiser_matrix; |
| guint8 chroma_intra_quantiser_matrix[64]; |
| guint8 load_chroma_non_intra_quantiser_matrix; |
| guint8 chroma_non_intra_quantiser_matrix[64]; |
| }; |
| </pre> |
| <p>The Quant Matrix Extension structure that exposes quantization |
| matrices in zigzag scan order. i.e. the original encoded scan |
| order.</p> |
| </div> |
| </div> |
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