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  • Committer: Richard Sandiford
  • Date: 2011-09-02 13:13:41 UTC
  • Revision ID: richard.sandiford@linaro.org-20110902131341-3t2rxnd017t877p8
Initial commit.

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spec/libav/qtrle.txt
 
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count 512
 
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repeat 60
 
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arrays {
 
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  uint8_t buf[COUNT * 4];
 
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  uint8_t rgb[COUNT * 4];
 
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}
 
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inputs {
 
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  int rle_code = COUNT;
 
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}
 
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loop {
 
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  int stream_ptr, pixel_ptr;
 
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  stream_ptr = 0;
 
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  pixel_ptr = 0;
 
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  while (rle_code--)
 
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    {
 
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      unsigned char a, r, g, b;
 
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      unsigned int argb;
 
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      a = buf[stream_ptr++];
 
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      r = buf[stream_ptr++];
 
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      g = buf[stream_ptr++];
 
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      b = buf[stream_ptr++];
 
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      argb = (a << 24) | (r << 16) | (g << 8) | (b << 0);
 
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      *(unsigned int *)(&rgb[pixel_ptr]) = argb;
 
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      pixel_ptr += 4;
 
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    }
 
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}