- Use 4 spaces throughout for indentation;
- Fix inconsistent indentation;
- Indent function calls and declarations aligning arguments on multiple lines
  to the column after the opening parentheses;
- Align asm code to the column 4 spaces after the call to __asm__();
- Align cases in switch statements to the same column as "switch".


git-svn-id: file:///var/local/repositories/mplayer/trunk/libswscale@29522 b3059339-0415-0410-9bf9-f77b7e298cf2