int swf_SetLosslessBitsIndexed(TAG * t,U16 width,U16 height,U8 * bitmap,RGBA * palette,U16 ncolors);
int swf_SetLosslessBitsGrayscale(TAG * t,U16 width,U16 height,U8 * bitmap);
int swf_SetLosslessBitsIndexed(TAG * t,U16 width,U16 height,U8 * bitmap,RGBA * palette,U16 ncolors);
int swf_SetLosslessBitsGrayscale(TAG * t,U16 width,U16 height,U8 * bitmap);