mirror of https://github.com/mpv-player/mpv
Cosmetics, a typo and some rewording.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9136 b3059339-0415-0410-9bf9-f77b7e298cf2
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<H4><A NAME="gif">2.1.1.15 GIF files</A></H4>
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<H4><A NAME="gif">2.1.1.15 GIF files</A></H4>
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<P>The <B>GIF</B> format is a common format for web graphics. There are two
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<P>The <B>GIF</B> format is a common format for web graphics. There are two
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versions of the GIF spec, GIF87a and GIF89a. The main difference is that
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versions of the GIF spec, GIF87a and GIF89a. The main difference is that
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GIF89a allows for animation. MPlayer supports both formats through use
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GIF89a allows for animation. MPlayer supports both formats through use
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of libungif or another libgif-compatible library. Non-animated GIFs will
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of libungif or another libgif-compatible library. Non-animated GIFs will
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be displayed as single frame videos. (Use the <CODE>-loop</CODE> and
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be displayed as single frame videos. (Use the <CODE>-loop</CODE> and
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<CODE>-fixed-vo</CODE> options to display these longer.)</P>
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<CODE>-fixed-vo</CODE> options to display these longer.)</P>
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<P>MPlayer currently does not support seeking in GIF files. GIF files do
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<P>MPlayer currently does not support seeking in GIF files. GIF files do
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not necessarily have a fixed frame size, nor a fixed framerate. Rather,
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not necessarily have a fixed frame size, nor a fixed framerate. Rather,
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each frame is of independant size and is supposed to be positioned in a
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each frame is of independent size and is supposed to be positioned in a
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certain place on a field of fixed-size. The framerate is controlled by
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certain place on a field of fixed-size. The framerate is controlled by
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an optional block before each frame that specifies a next frame's delay
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an optional block before each frame that specifies the next frame's delay
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in centiseconds.</P>
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in centiseconds.</P>
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<P>Standard GIF files contain 24-bit RGB frames with at most an 8-bit
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<P>Standard GIF files contain 24-bit RGB frames with at most an 8-bit
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indexed pallete. These frames are usually LZW-compressed, although
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indexed pallete. These frames are usually LZW-compressed, although
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some GIF encoders produce uncompressed frames to avoid patent issues
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some GIF encoders produce uncompressed frames to avoid patent issues
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with LZW compression.</P>
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with LZW compression.</P>
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<P>Though many common Linux distributions come with libungif, you can
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<P>If your distribution does not come with libungif, download a copy from the
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download a copy from the following address:
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<A HREF="http://prtr-13.ucsc.edu/~badger/software/libungif/index.shtml">libungif homepage</A>.
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<A HREF="http://prtr-13.ucsc.edu/~badger/software/libungif/index.shtml">http://prtr-13.ucsc.edu/~badger/software/libungif/index.shtml</A></P>
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For detailed technical information, have a look at the
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<A HREF="http://www.w3.org/Graphics/GIF/spec-gif89a.txt">GIF89a specification</A>.</P>
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<P>The GIF specification can be downloaded from the following address:
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<A HREF="http://www.w3.org/Graphics/GIF/spec-gif89a.txt">http://www.w3.org/Graphics/GIF/spec-gif89a.txt</A></P>
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<H3><A NAME="audio_formats">2.1.2 Audio formats</A></H3>
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<H3><A NAME="audio_formats">2.1.2 Audio formats</A></H3>
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