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📄 h_264-mpeg-4：高质量视频数据流传播的视频多媒体数字信号编解码器（video codec for high quality video str networkdictionary 网络大典.mht

📁 RTP（ Real-time Transport Protocol）协议最初是在70年代为了尝试传输声音文件
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    =
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<DIV class=3Dclear-block id=3Dtabs-wrapper>
<H2 =
class=3Dwith-tabs>H.264/MPEG-4=EF=BC=9A=E9=AB=98=E8=B4=A8=E9=87=8F=E8=A7=86=
=E9=A2=91=E6=95=B0=E6=8D=AE=E6=B5=81=E4=BC=A0=E6=92=AD=E7=9A=84=E8=A7=86=E9=
=A2=91=E5=A4=9A=E5=AA=92=E4=BD=93=E6=95=B0=E5=AD=97=E4=BF=A1=E5=8F=B7=E7=BC=
=96=E8=A7=A3=E7=A0=81=E5=99=A8=EF=BC=88Video CODEC For High=20
Quality Video Str</H2>
<UL class=3D"tabs primary">
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  =
href=3D"http://www.networkdictionary.cn/protocols/h264.php">=E6=9F=A5=E7=9C=
=8B</A>=20
  <LI><A =
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</A>=20
</LI></UL></DIV>
<DIV class=3Dnode id=3Dnode-797>
<DIV class=3Dcontent>
<TABLE cellSpacing=3D0 cellPadding=3D5 border=3D0>
  <TBODY>
  <TR>
    <TD>
      <P>H.264 =E5=92=8C MPEG-4 =
=E7=9A=84=E7=AC=AC=E5=8D=81=E9=83=A8=E5=88=86=EF=BC=8C=E4=B9=9F=E5=8F=AB=E5=
=81=9A=E9=AB=98=E7=BA=A7=E8=A7=86=E9=A2=91=E7=BC=96=E7=A0=81=EF=BC=88AVC=EF=
=BC=89=EF=BC=8C=E6=98=AF=E7=94=B1 ITU =E5=92=8C ISO =
=E8=81=94=E5=90=88=E5=BC=80=E5=8F=91=E7=9A=84=E3=80=82 </P>
      <P>H.264/MPEG-4 =
=E6=94=AF=E6=8C=81=E8=A7=86=E9=A2=91=E5=8E=8B=E7=BC=A9=E7=BC=96=E7=A0=81=E6=
=96=B9=E5=BC=8F=EF=BC=8C=E6=88=96=E7=94=A8=E4=BA=8E=E8=A7=86=E9=A2=91=E4=BC=
=9A=E8=AE=AE=E5=92=8C=E8=A7=86=E9=A2=91=E7=94=B5=E8=AF=9D=E3=80=82H.264=20
      =
=E8=A7=86=E9=A2=91=E5=A4=9A=E5=AA=92=E4=BD=93=E6=95=B0=E5=AD=97=E4=BF=A1=E5=
=8F=B7=E7=BC=96=E8=A7=A3=E7=A0=81=E5=99=A8=E6=8B=A5=E6=9C=89=E5=B9=BF=E6=B3=
=9B=E7=9A=84=E5=BA=94=E7=94=A8=EF=BC=8C=E5=85=B6=E8=8C=83=E5=9B=B4=E5=8C=85=
=E6=8B=AC=E5=90=84=E7=A7=8D=E6=95=B0=E5=AD=97=E5=8E=8B=E7=BC=A9=E8=A7=86=E9=
=A2=91=EF=BC=8C=E5=AE=83=E4=BB=AC=E6=9D=A5=E8=87=AA=E4=BA=8E HDTV=20
      =
=E5=B9=BF=E6=92=AD=E7=9A=84=E5=9B=BD=E9=99=85=E4=BA=92=E8=81=94=E7=BD=91=E6=
=95=B0=E6=8D=AE=E6=B5=81=E4=BC=A0=E8=BE=93=E5=BA=94=E7=94=A8=E7=A8=8B=E5=BA=
=8F=EF=BC=8C=E5=85=B6=E6=AF=94=E7=89=B9=E7=8E=87=E8=BE=83=E4=BD=8E=EF=BC=8C=
=E6=88=96=E6=9D=A5=E8=87=AA=E4=BA=8E=E8=BF=91=E4=BC=BC=E6=97=A0=E6=8D=9F=E5=
=A4=B1=E7=BC=96=E7=A0=81=E7=9A=84=E6=95=B0=E7=A0=81=E7=94=B5=E5=BD=B1=E5=BA=
=94=E7=94=A8=E7=A8=8B=E5=BA=8F=E3=80=82H.264/MPEG-4=20
      =
=E5=8F=AF=E7=94=A8=E6=9D=A5=E8=BF=9B=E8=A1=8C=E7=AE=80=E4=BE=BF=E3=80=81=E7=
=9B=B4=E6=8E=A5=E7=9A=84=E8=A7=86=E9=A2=91=E7=BC=96=E7=A0=81=EF=BC=8C=E5=85=
=B6=E5=8E=8B=E7=BC=A9=E6=80=A7=E8=83=BD=E6=9B=B4=E4=B8=BA=E5=BC=BA=E5=A4=A7=
=EF=BC=8C=E5=B9=B6=E8=83=BD=E6=8F=90=E4=BE=9B=E5=8F=8B=E5=A5=BD=E7=9A=84=E7=
=BD=91=E7=BB=9C=E8=A7=86=E9=A2=91=E6=98=BE=E7=A4=BA=E3=80=82MPEG-2=20
      =
=E6=A0=87=E5=87=86=E8=A2=AB=E5=B9=BF=E6=B3=9B=E5=9C=B0=E7=94=A8=E4=BA=8E=E8=
=A7=86=E9=A2=91=E6=95=B0=E6=8D=AE=E7=9A=84=E5=82=A8=E5=AD=98=E5=92=8C=E4=BC=
=A0=E8=BE=93=EF=BC=8C=E4=B8=8E=E4=B9=8B=E7=9B=B8=E6=AF=94=EF=BC=8CH.264/M=
PEG-4 =E5=9C=A8=E9=80=9F=E7=8E=87 -=20
      =
=E5=A4=B1=E7=9C=9F=E6=95=88=E7=8E=87=E4=B8=8A=E5=8F=96=E5=BE=97=E4=BA=86=E9=
=95=BF=E8=B6=B3=E7=9A=84=E5=8F=91=E5=B1=95=EF=BC=8C=E6=8F=90=E4=BE=9B=E4=BA=
=86=E8=8A=82=E7=9C=81=E4=BC=A0=E8=BE=93=E6=AF=94=E7=89=B9=E7=8E=87=E7=9A=84=
=E4=B8=A4=E4=B8=AA=E6=9D=A1=E4=BB=B6=E4=B9=8B=E4=B8=80=E3=80=82H.264 =
=E6=AF=94 H.263=20
      =
=E7=9A=84=E7=BC=96=E7=A0=81=E5=A2=9E=E7=9B=8A=E8=A6=81=E9=AB=98=E5=87=BA2=
5%=E5=88=B050%=E4=B9=8B=E5=A4=9A=EF=BC=8C=E5=85=B7=E4=BD=93=E7=99=BE=E5=88=
=86=E6=AF=94=E8=A6=81=E5=8F=96=E5=86=B3=E4=BA=8E=E5=BA=94=E7=94=A8=E7=A8=8B=
=E5=BA=8F=E7=9A=84=E7=B1=BB=E5=9E=8B=E3=80=82 </P>
      <P>H.264/MPEG-4=20
      =
=E8=AE=BE=E8=AE=A1=E5=8C=85=E6=8B=AC=E8=A7=86=E9=A2=91=E7=BC=96=E7=A0=81=E5=
=B1=82=EF=BC=88VCL=EF=BC=89=E5=92=8C=E7=BD=91=E7=BB=9C=E6=8F=90=E5=8F=96=E5=
=B1=82=EF=BC=88NAL=EF=BC=89=EF=BC=8C=E5=89=8D=E8=80=85=E8=83=BD=E5=A4=9F=E6=
=9C=89=E6=95=88=E5=9C=B0=E6=98=BE=E7=A4=BA=E8=A7=86=E9=A2=91=E6=95=B0=E6=8D=
=AE=E7=9A=84=E5=86=85=E5=AE=B9=EF=BC=8C=E8=80=8C=E5=90=8E=E8=80=85=E4=BB=A5=
=E4=B8=80=E7=A7=8D=E9=80=82=E5=90=88=E7=89=B9=E5=AE=9A=E4=BC=A0=E8=BE=93=E5=
=B1=82=EF=BC=88=E5=A6=82=E5=AE=9E=E6=97=B6=E4=BC=A0=E8=BE=93=E5=8D=8F=E8=AE=
=AE=EF=BC=89=E8=BF=9B=E8=A1=8C=E6=95=B0=E6=8D=AE=E4=BC=A0=E8=BE=93=E7=9A=84=
=E6=96=B9=E5=BC=8F=E6=8F=90=E4=BE=9B=E8=A7=86=E9=A2=91=E6=98=BE=E7=A4=BA=E7=
=9A=84=E6=A0=BC=E5=BC=8F=E5=92=8C=E5=A4=B4=E4=BF=A1=E6=81=AF=E3=80=82=20
      </P>
      =
<P>=E6=89=80=E6=9C=89=E6=95=B0=E6=8D=AE=E9=83=BD=E5=AD=98=E6=94=BE=E5=9C=A8=
 NAL =
=E5=8D=95=E5=85=83=E4=B8=AD=EF=BC=8C=E6=AF=8F=E4=B8=AA=E5=8D=95=E5=85=83=E4=
=B8=AD=E5=8C=85=E5=90=AB=E6=95=B0=E6=8D=AE=E7=9A=84=E5=AD=97=E8=8A=82=E6=95=
=B0=E9=83=BD=E4=B8=BA=E6=95=B4=E6=95=B0=E3=80=82NAL=20
      =
=E5=8D=95=E5=85=83=E5=8F=AF=E4=BB=A5=E6=8C=87=E5=AE=9A=E4=B8=80=E7=A7=8D=E6=
=99=AE=E9=80=9A=E7=9A=84=E6=A0=BC=E5=BC=8F=EF=BC=8C=E6=95=B0=E6=8D=AE=E5=8C=
=85=E4=BC=A0=E8=BE=93=E5=92=8C=E6=AF=94=E7=89=B9=E6=95=B0=E6=8D=AE=E6=B5=81=
=E4=BC=A0=E8=BE=93=E7=B3=BB=E7=BB=9F=E9=83=BD=E5=8F=AF=E4=BD=BF=E7=94=A8=E3=
=80=82=E6=95=B0=E6=8D=AE=E5=8C=85=E4=BC=A0=E8=BE=93=E5=92=8C=E6=AF=94=E7=89=
=B9=E6=95=B0=E6=8D=AE=E6=B5=81=E4=BC=A0=E8=BE=93=E7=9A=84=E6=A0=BC=E5=BC=8F=
=E9=83=BD=E6=98=AF=E7=9B=B8=E5=90=8C=E7=9A=84=EF=BC=8C=E9=99=A4=E9=9D=9E=E5=
=9C=A8=E6=AF=94=E7=89=B9=E6=95=B0=E6=8D=AE=E6=B5=81=E4=BC=A0=E8=BE=93=E5=B1=
=82=E4=B8=AD=EF=BC=8C=E6=AF=8F=E4=B8=AA=20
      NAL =
=E5=8D=95=E5=85=83=E5=89=8D=E9=83=BD=E5=8F=AF=E5=8A=A0=E4=B8=8A=E4=B8=80=E4=
=B8=AA=E5=A4=B4=E7=BC=96=E7=A0=81=E5=89=8D=E7=BC=80=E3=80=82 </P>
      <P>H.264/MPEG-4 =
=E8=A7=86=E9=A2=91=E6=95=B0=E6=8D=AE=E6=B5=81=E5=9C=A8=E7=BD=91=E7=BB=9C=E4=
=B8=AD=E4=BC=A0=E8=BE=93=E4=B9=8B=E5=89=8D=E9=9C=80=E8=A6=81=E8=BF=9B=E8=A1=
=8C=E5=88=86=E7=BB=84=E3=80=82H.264/MPEG-4 =
=E6=95=B0=E6=8D=AE=E6=B5=81=E4=BC=A0=E8=BE=93=E5=8D=8F=E8=AE=AE=E6=98=AF=E5=
=AE=9E=E6=97=B6=E4=BC=A0=E8=BE=93=E5=8D=8F=E8=AE=AE=EF=BC=88RTP=EF=BC=89=E3=
=80=82 </P>
      <P>=E4=B8=8B=E8=A1=A8=E5=88=97=E5=87=BA=E4=BA=86 H.264/MPEG-4 =
=E7=9A=84=E5=85=B3=E9=94=AE=E5=8A=9F=E8=83=BD=E5=92=8C=E4=BC=98=E7=82=B9=EF=
=BC=9A </P></TD></TR></TBODY></TABLE>
<TABLE cellSpacing=3D1 cellPadding=3D5 bgColor=3D#999999 border=3D0>
  <TBODY>
  <TR bgColor=3D#efefef>
    <TD><STRONG>=E5=8A=9F=E8=83=BD </STRONG></TD>
    <TD><STRONG>=E4=BC=98=E7=82=B9 </STRONG></TD></TR>
  <TR bgColor=3D#ffffff>
    <TD>1/4 =
=E6=A0=B7=E6=9C=AC=E7=B2=BE=E7=A1=AE=E5=8A=A8=E7=94=BB=E8=A1=A5=E5=81=BF =
</TD>
    <TD>=E5=90=8C H.263 =E4=B8=80=E6=A0=B7=EF=BC=8C H.264 =
=E5=A4=9A=E5=AA=92=E4=BD=93=E6=95=B0=E5=AD=97=E7=BC=96=E8=A7=A3=E7=A0=81=E5=
=99=A8=E4=B9=9F=E4=BD=BF=E7=94=A8=E4=BA=86 1/4 =
=E6=A0=B7=E6=9C=AC=E7=B2=BE=E7=A1=AE=E5=8A=A8=E7=94=BB=E8=A1=A5=E5=81=BF=EF=
=BC=8C=E4=B8=8D=E8=BF=87=E8=BF=9B=E4=B8=80=E6=AD=A5=E5=8A=A0=E5=BC=BA=E4=BA=
=86=E5=85=B6=E5=8A=9F=E8=83=BD=EF=BC=8C=E9=99=8D=E4=BD=8E=E4=BA=86=E5=85=B6=
=E5=A4=8D=E6=9D=82=E6=80=A7=E3=80=82=20
  </TD></TR>
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