A 4bpp grayscale LCD is used. The patch to let DirectFB support 4bpp pixel format are same for both release.
btw, the 4bpp patch is not complete. I'll send you the patch as soon as it's ready. Regards James Su
Benchmarking with 256x256 in 4bit mode... (0bit) Anti-aliased Text 3.01 secs ( 47.81 KChars/sec) Fill Rectangles 3.00 secs ( 76.41 MPixel/sec) Fill Rectangles (blend) 7.19 secs ( 0.91 MPixel/sec) Fill Triangles 3.02 secs ( 39.09 MPixel/sec) Fill Triangles (blend) 4.19 secs ( 0.78 MPixel/sec) Draw Rectangles 3.05 secs ( 1.94 KRects/sec) Draw Rectangles (blend) 3.09 secs ( 0.16 KRects/sec) Draw Lines 3.12 secs ( 7.06 KLines/sec) Draw Lines (blend) 3.21 secs ( 0.62 KLines/sec) Blit 3.12 secs ( 25.17 MPixel/sec) Blit colorkeyed 3.05 secs ( 17.17 MPixel/sec) Blit with format conversion 97.10 secs ( 0.07 MPixel/sec) Blit from 32bit (alphachannel blend) 77.33 secs ( 0.08 MPixel/sec) Blit from 8bit palette 34.22 secs ( 0.19 MPixel/sec) Blit from 8bit palette (alphachannel blend) 65.09 secs ( 0.10 MPixel/sec) Stretch Blit 3.91 secs ( 8.49 MPixel/sec) Stretch Blit colorkeyed 7.45 secs ( 4.45 MPixel/sec)
Benchmarking with 256x256 in 4bit mode... (0bit) Anti-aliased Text 3.00 secs ( 41.96 KChars/sec) Fill Rectangles 3.07 secs ( 68.33 MPixel/sec) Fill Rectangles (blend) 7.95 secs ( 0.82 MPixel/sec) Fill Triangles 3.00 secs ( 34.93 MPixel/sec) Fill Triangles (blend) 4.79 secs ( 0.68 MPixel/sec) Draw Rectangles 3.03 secs ( 1.62 KRects/sec) Draw Rectangles (blend) 3.66 secs ( 0.14 KRects/sec) Draw Lines 3.05 secs ( 6.55 KLines/sec) Draw Lines (blend) 4.03 secs ( 0.50 KLines/sec) Blit 3.15 secs ( 24.95 MPixel/sec) Blit colorkeyed 3.05 secs ( 17.18 MPixel/sec) Blit with format conversion 429.42 secs ( 0.01 MPixel/sec) Blit from 32bit (alphachannel blend) 269.99 secs ( 0.02 MPixel/sec) Blit from 8bit palette 54.20 secs ( 0.12 MPixel/sec) Blit from 8bit palette (alphachannel blend) 122.46 secs ( 0.05 MPixel/sec) Stretch Blit 3.92 secs ( 8.47 MPixel/sec) Stretch Blit colorkeyed 7.45 secs ( 4.46 MPixel/sec)
