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 <span id="projectnumber">2.7.1</span>
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<div class="textblock">Here are the data structures with brief descriptions:</div><table>
<tr><td class="indexkey"><a class="el" href="unionav__alias.html">av_alias</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="unionav__intfloat32.html">av_intfloat32</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="unionav__intfloat64.html">av_intfloat64</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVABufferSinkParams.html">AVABufferSinkParams</a></td><td class="indexvalue">Struct to use for initializing an abuffersink context </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVBitStreamFilter.html">AVBitStreamFilter</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVBitStreamFilterContext.html">AVBitStreamFilterContext</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVBlowfish.html">AVBlowfish</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVBufferRef.html">AVBufferRef</a></td><td class="indexvalue">A reference to a data buffer </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVBufferSinkParams.html">AVBufferSinkParams</a></td><td class="indexvalue">Struct to use for initializing a buffersink context </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVChapter.html">AVChapter</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVClass.html">AVClass</a></td><td class="indexvalue">Describe the class of an <a class="el" href="structAVClass.html" title="Describe the class of an AVClass context structure.">AVClass</a> context structure </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVCodec.html">AVCodec</a></td><td class="indexvalue"><a class="el" href="structAVCodec.html" title="AVCodec.">AVCodec</a> </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVCodecContext.html">AVCodecContext</a></td><td class="indexvalue">Main external API structure </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVCodecDescriptor.html">AVCodecDescriptor</a></td><td class="indexvalue">This struct describes the properties of a single codec described by an AVCodecID </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVCodecParser.html">AVCodecParser</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVCodecParserContext.html">AVCodecParserContext</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVComponentDescriptor.html">AVComponentDescriptor</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVD3D11VAContext.html">AVD3D11VAContext</a></td><td class="indexvalue">This structure is used to provides the necessary configurations and data to the Direct3D11 FFmpeg HWAccel implementation </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVDeviceCapabilitiesQuery.html">AVDeviceCapabilitiesQuery</a></td><td class="indexvalue">Following API allows user to probe device capabilities (supported codecs, pixel formats, sample formats, resolutions, channel counts, etc) </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVDeviceInfo.html">AVDeviceInfo</a></td><td class="indexvalue">Structure describes basic parameters of the device </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVDeviceInfoList.html">AVDeviceInfoList</a></td><td class="indexvalue">List of devices </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVDeviceRect.html">AVDeviceRect</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVDictionaryEntry.html">AVDictionaryEntry</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVDownmixInfo.html">AVDownmixInfo</a></td><td class="indexvalue">This structure describes optional metadata relevant to a downmix procedure </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVDVProfile.html">AVDVProfile</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFifoBuffer.html">AVFifoBuffer</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFilter.html">AVFilter</a></td><td class="indexvalue">Filter definition </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFilterContext.html">AVFilterContext</a></td><td class="indexvalue">An instance of a filter </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFilterGraph.html">AVFilterGraph</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFilterInOut.html">AVFilterInOut</a></td><td class="indexvalue">A linked-list of the inputs/outputs of the filter chain </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFilterLink.html">AVFilterLink</a></td><td class="indexvalue">A link between two filters </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFormatContext.html">AVFormatContext</a></td><td class="indexvalue">Format I/O context </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFrame.html">AVFrame</a></td><td class="indexvalue">This structure describes decoded (raw) audio or video data </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVFrameSideData.html">AVFrameSideData</a></td><td class="indexvalue">Structure to hold side data for an <a class="el" href="structAVFrame.html" title="This structure describes decoded (raw) audio or video data.">AVFrame</a> </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVHWAccel.html">AVHWAccel</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVIndexEntry.html">AVIndexEntry</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVInputFormat.html">AVInputFormat</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVIOContext.html">AVIOContext</a></td><td class="indexvalue">Bytestream IO Context </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVIODirContext.html">AVIODirContext</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVIODirEntry.html">AVIODirEntry</a></td><td class="indexvalue">Describes single entry of the directory </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVIOInterruptCB.html">AVIOInterruptCB</a></td><td class="indexvalue">Callback for checking whether to abort blocking functions </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVLFG.html">AVLFG</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVMotionVector.html">AVMotionVector</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVOption.html">AVOption</a></td><td class="indexvalue"><a class="el" href="structAVOption.html" title="AVOption.">AVOption</a> </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVOptionRange.html">AVOptionRange</a></td><td class="indexvalue">A single allowed range of values, or a single allowed value </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVOptionRanges.html">AVOptionRanges</a></td><td class="indexvalue">List of <a class="el" href="structAVOptionRange.html" title="A single allowed range of values, or a single allowed value.">AVOptionRange</a> structs </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVOutputFormat.html">AVOutputFormat</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVPacket.html">AVPacket</a></td><td class="indexvalue">This structure stores compressed data </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVPacketList.html">AVPacketList</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVPacketSideData.html">AVPacketSideData</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVPanScan.html">AVPanScan</a></td><td class="indexvalue">Pan Scan area </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVPicture.html">AVPicture</a></td><td class="indexvalue">Picture data structure </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVPixFmtDescriptor.html">AVPixFmtDescriptor</a></td><td class="indexvalue">Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes of an image </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVProbeData.html">AVProbeData</a></td><td class="indexvalue">This structure contains the data a format has to probe a file </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVProfile.html">AVProfile</a></td><td class="indexvalue"><a class="el" href="structAVProfile.html" title="AVProfile.">AVProfile</a> </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVProgram.html">AVProgram</a></td><td class="indexvalue">New fields can be added to the end with minor version bumps </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVQSVContext.html">AVQSVContext</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVRational.html">AVRational</a></td><td class="indexvalue">Rational number numerator/denominator </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVReplayGain.html">AVReplayGain</a></td><td class="indexvalue">ReplayGain information (see <a href="http://wiki.hydrogenaudio.org/index.php?title=ReplayGain_1.0_specification">http://wiki.hydrogenaudio.org/index.php?title=ReplayGain_1.0_specification</a>) </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVStereo3D.html">AVStereo3D</a></td><td class="indexvalue">Stereo 3D type: this structure describes how two videos are packed within a single video surface, with additional information as needed </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVStream.html">AVStream</a></td><td class="indexvalue">Stream structure </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVSubtitle.html">AVSubtitle</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVSubtitleRect.html">AVSubtitleRect</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVTimecode.html">AVTimecode</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVVDAContext.html">AVVDAContext</a></td><td class="indexvalue">This struct holds all the information that needs to be passed between the caller and libavcodec for initializing VDA decoding </td></tr>
<tr><td class="indexkey"><a class="el" href="structAVVDPAUContext.html">AVVDPAUContext</a></td><td class="indexvalue">This structure is used to share data between the libavcodec library and the client video application </td></tr>
<tr><td class="indexkey"><a class="el" href="unionAVVDPAUPictureInfo.html">AVVDPAUPictureInfo</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structAVXTEA.html">AVXTEA</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structbuffer__data.html">buffer_data</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structdxva__context.html">dxva_context</a></td><td class="indexvalue">This structure is used to provides the necessary configurations and data to the DXVA2 FFmpeg HWAccel implementation </td></tr>
<tr><td class="indexkey"><a class="el" href="structFFTComplex.html">FFTComplex</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structFilteringContext.html">FilteringContext</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structOutputStream.html">OutputStream</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structRcOverride.html">RcOverride</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structSwsFilter.html">SwsFilter</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structSwsVector.html">SwsVector</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="unionunaligned__16.html">unaligned_16</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="unionunaligned__32.html">unaligned_32</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="unionunaligned__64.html">unaligned_64</a></td><td class="indexvalue"></td></tr>
<tr><td class="indexkey"><a class="el" href="structvaapi__context.html">vaapi_context</a></td><td class="indexvalue">This structure is used to share data between the FFmpeg library and the client video application </td></tr>
<tr><td class="indexkey"><a class="el" href="structvda__context.html">vda_context</a></td><td class="indexvalue">This structure is used to provide the necessary configurations and data to the VDA FFmpeg HWAccel implementation </td></tr>
<tr><td class="indexkey"><a class="el" href="structvdpau__render__state.html">vdpau_render_state</a></td><td class="indexvalue">This structure is used as a callback between the FFmpeg decoder (vd_) and presentation (vo_) module </td></tr>
<tr><td class="indexkey"><a class="el" href="structxvmc__pix__fmt.html">xvmc_pix_fmt</a></td><td class="indexvalue"></td></tr>
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