static void jbig2_decode_mmr_consume ( Jbig2MmrCtx * mmr , int n_bits ) {
 mmr -> word <<= n_bits ;
 mmr -> bit_index += n_bits ;
 while ( mmr -> bit_index >= 8 ) {
 mmr -> bit_index -= 8 ;
 if ( mmr -> data_index + 4 < mmr -> size ) mmr -> word |= ( mmr -> data [ mmr -> data_index + 4 ] << mmr -> bit_index ) ;
 mmr -> data_index ++ ;
 }
 }
static void jbig2_decode_mmr_consume ( Jbig2MmrCtx * mmr , int n_bits ) {
 mmr -> word <<= n_bits ;
 mmr -> bit_index += n_bits ;
 while ( mmr -> bit_index >= 8 ) {
 mmr -> bit_index -= 8 ;
 if ( mmr -> data_index + 4 < mmr -> size ) mmr -> word |= ( mmr -> data [ mmr -> data_index + 4 ] << mmr -> bit_index ) ;
 mmr -> data_index ++ ;
 }
 }