static int Get_I_macroblock_type()
{
#ifdef TRACE
if (Trace_Flag)
printf("macroblock_type(I) ");
#endif /* TRACE */
if (Get_Bits1())
{
#ifdef TRACE
if (Trace_Flag)
printf("(1): Intra (1)\n");
#endif /* TRACE */
return 1;
}
if (!Get_Bits1())
{
if (!Quiet_Flag)
printf("Invalid macroblock_type code\n");
Fault_Flag = 1;
}
#ifdef TRACE
if (Trace_Flag)
printf("(01): Intra, Quant (17)\n");
#endif /* TRACE */
return 17;
}
int
Get_motion_code ()
{
int code;
if (Get_Bits1 ())
{
return 0;
}
if ((code = Show_Bits (9)) >= 64)
{
code >>= 6;
Flush_Buffer (MVtab0[code][1]);
return Get_Bits1 ()? -MVtab0[code][0] : MVtab0[code][0];
}
