diff options
Diffstat (limited to 'kviewshell/plugins/djvu/libdjvu/IW44Image.h')
| -rw-r--r-- | kviewshell/plugins/djvu/libdjvu/IW44Image.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/kviewshell/plugins/djvu/libdjvu/IW44Image.h b/kviewshell/plugins/djvu/libdjvu/IW44Image.h index 0363a1fb..43c14be9 100644 --- a/kviewshell/plugins/djvu/libdjvu/IW44Image.h +++ b/kviewshell/plugins/djvu/libdjvu/IW44Image.h @@ -137,11 +137,11 @@ {\bf Masking} --- When we create a DjVu image, we often know that certain pixels of the background image are going to be covered by foreground objects like text or drawings. The DjVu IW44 wavelet decomposition - routine can use an optional bilevel image named the tqmask. Every non zero - pixel in the tqmask means the value of the corresponding pixel in the + routine can use an optional bilevel image named the mask. Every non zero + pixel in the mask means the value of the corresponding pixel in the background image is irrelevant. The wavelet decomposition code will replace these masked pixels by a color value whose coding cost is minimal - (see \URL{http://www.research.att.com/~leonb/DJVU/tqmask}). + (see \URL{http://www.research.att.com/~leonb/DJVU/mask}). {\bf ToDo} --- There are many improvements to be made. Besides better quantization algorithms (such as trellis quantization and bitrate @@ -277,16 +277,16 @@ public: virtual ~IW44Image(); /** Initializes an IWBitmap with image #bm#. This constructor performs the wavelet decomposition of image #bm# and records the - corresponding wavelet coefficient. Argument #tqmask# is an optional + corresponding wavelet coefficient. Argument #mask# is an optional bilevel image specifying the masked pixels (see \Ref{IW44Image.h}). */ - static GP<IW44Image> create_encode(const GBitmap &bm, const GP<GBitmap> tqmask=0); + static GP<IW44Image> create_encode(const GBitmap &bm, const GP<GBitmap> mask=0); /** Initializes an IWPixmap with color image #bm#. This constructor performs the wavelet decomposition of image #bm# and records the - corresponding wavelet coefficient. Argument #tqmask# is an optional + corresponding wavelet coefficient. Argument #mask# is an optional bilevel image specifying the masked pixels (see \Ref{IW44Image.h}). Argument #crcbmode# specifies how the chrominance information should be encoded (see \Ref{CRCBMode}). */ - static GP<IW44Image> create_encode(const GPixmap &bm, const GP<GBitmap> tqmask=0, CRCBMode crcbmode=CRCBnormal); + static GP<IW44Image> create_encode(const GPixmap &bm, const GP<GBitmap> mask=0, CRCBMode crcbmode=CRCBnormal); // ACCESS /** Returns the width of the IWBitmap image. */ int get_width(void) const; |