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+Generated on Sun Aug 18 2013 04:25:42 for TurboJPEG by  <a href="http://www.doxygen.org/index.html">
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+Generated on Sun Aug 18 2013 04:25:42 for TurboJPEG by  <a href="http://www.doxygen.org/index.html">
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<p>Use the most accurate DCT/IDCT algorithm available in the underlying codec. </p>
-<p>The default if this flag is not specified is implementation-specific. The libjpeg implementation, for example, uses the fast algorithm by default when compressing, because this has been shown to have only a very slight effect on accuracy, but it uses the accurate algorithm when decompressing, because this has been shown to have a larger effect. </p>
+<p>The default if this flag is not specified is implementation-specific. For example, the implementation of TurboJPEG for libjpeg[-turbo] uses the fast algorithm by default when compressing, because this has been shown to have only a very slight effect on accuracy, but it uses the accurate algorithm when decompressing, because this has been shown to have a larger effect. </p>
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<p>Use the fastest DCT/IDCT algorithm available in the underlying codec. </p>
-<p>The default if this flag is not specified is implementation-specific. The libjpeg implementation, for example, uses the fast algorithm by default when compressing, because this has been shown to have only a very slight effect on accuracy, but it uses the accurate algorithm when decompressing, because this has been shown to have a larger effect. </p>
+<p>The default if this flag is not specified is implementation-specific. For example, the implementation of TurboJPEG for libjpeg[-turbo] uses the fast algorithm by default when compressing, because this has been shown to have only a very slight effect on accuracy, but it uses the accurate algorithm when decompressing, because this has been shown to have a larger effect. </p>
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</div>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="gga1d047060ea80bb9820d540bb928e9074accf740e6f3aa6ba20ba922cad13cb974"></a>TJSAMP_440</em> </td><td class="fielddoc">
<p>4:4:0 chrominance subsampling. </p>
-<p>The JPEG or YUV image will contain one chrominance component for every 1x2 block of pixels in the source image. Note that 4:4:0 subsampling is not fully accelerated in the libjpeg-turbo implementation of TurboJPEG. </p>
+<p>The JPEG or YUV image will contain one chrominance component for every 1x2 block of pixels in the source image. Note that 4:4:0 subsampling is not fully accelerated in libjpeg-turbo. </p>
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/**
* 4:4:0 chrominance subsampling. The JPEG or YUV image will contain one
* chrominance component for every 1x2 block of pixels in the source image.
- * Note that 4:4:0 subsampling is not fully accelerated in the libjpeg-turbo
- * implementation of TurboJPEG.
+ * Note that 4:4:0 subsampling is not fully accelerated in libjpeg-turbo.
*/
TJSAMP_440
};
#define TJFLAG_NOREALLOC 1024
/**
* Use the fastest DCT/IDCT algorithm available in the underlying codec. The
- * default if this flag is not specified is implementation-specific. The
- * libjpeg implementation, for example, uses the fast algorithm by default when
- * compressing, because this has been shown to have only a very slight effect
- * on accuracy, but it uses the accurate algorithm when decompressing, because
- * this has been shown to have a larger effect.
+ * default if this flag is not specified is implementation-specific. For
+ * example, the implementation of TurboJPEG for libjpeg[-turbo] uses the fast
+ * algorithm by default when compressing, because this has been shown to have
+ * only a very slight effect on accuracy, but it uses the accurate algorithm
+ * when decompressing, because this has been shown to have a larger effect.
*/
#define TJFLAG_FASTDCT 2048
/**
* Use the most accurate DCT/IDCT algorithm available in the underlying codec.
- * The default if this flag is not specified is implementation-specific. The
- * libjpeg implementation, for example, uses the fast algorithm by default when
- * compressing, because this has been shown to have only a very slight effect
- * on accuracy, but it uses the accurate algorithm when decompressing, because
- * this has been shown to have a larger effect.
+ * The default if this flag is not specified is implementation-specific. For
+ * example, the implementation of TurboJPEG for libjpeg[-turbo] uses the fast
+ * algorithm by default when compressing, because this has been shown to have
+ * only a very slight effect on accuracy, but it uses the accurate algorithm
+ * when decompressing, because this has been shown to have a larger effect.
*/
#define TJFLAG_ACCURATEDCT 4096