Like many GPUs, the Mali GPU supports a wide range of texel formats:

             alpha   flags    components
 id bpp byt  ia  ha  rb  ro   r   g   b   a   d   s   l   i   note

 00   1   1                                           1    
 01   1   1   +   +                       1                
 02   1   1                                               1
 03   2   1       +       +               1           1    
 04   4   1                                           4    
 05   4   1   +   +                       4                
 06   4   1                                               4
 07   4   1       +   +   +   1   1   1   1                
 08   8   1       +       +               4           4    
 09   8   1                                           8    
 0A   8   1   +   +                       8                
 0B   8   1                                               8
 0C   8   1           +       3   3   2                    
 0D   8   1       +   +   +   2   2   2   2                
 0E  16   2           +       5   6   5                    
 0F  16   2       +   +   +   5   5   5   1                
 10  16   2       +   +   +   4   4   4   4                
 11  16   1       +       +               8           8    
 12  16   2                                          16    
 13  16   2   +   +                      16                
 14  16   2                                              16
 15 N/A   1                   8   8   8                    
 16  32   1       +   +   +   8   8   8   8                
 17  32   1           +       8   8   8                    
 18  32   4       +   +   +  10  10  10   2                
 19  32   4           +      11  11  10                    
 1A  32   4           +      10  12  10                    
 1B  32   2       +       +                  16      16    
 1C  64   2       +   +   +  16  16  16  16                
 1D   4   1                                                  Paletted?
 1E   8   1                                                  Paletted?
 20   4   1                                                  ETC1_RGB8 (Ericcon Texture Compression)
 22  16   2                                          16      Float
 23  16   2   +   +                      16                  Float
 24  16   2                                              16  Float
 25  32   2       +       +              16          16      Float
 26  64   2       +   +   +  16  16  16  16                  Float
 2C  32   4                                  24   8          Depth/stencil
 2D  64   4                                                
 2E  48   2           +      16  16  16                    
 2F  48   2           +      16  16  16                      Float
 32  32   4                                                  ?
 3F   0   0                                                  INVALID

bpp: bits per pixel
byt: bytes per copy element
ia: is alpha
ha: has alpha
rb/ro: ?
r/g/b/a/d/s/l/i: red/green/blue/alpha/depth/stencil/luminance/intensity