static void backup_duplicate_context(MpegEncContext *bak, MpegEncContext *src){ #define COPY(a) bak->a= src->a COPY(allocated_edge_emu_buffer); COPY(edge_emu_buffer); COPY(me.scratchpad); COPY(me.temp); COPY(rd_scratchpad); COPY(b_scratchpad); COPY(obmc_scratchpad); COPY(me.map); COPY(me.score_map); COPY(blocks); COPY(block); COPY(start_mb_y); COPY(end_mb_y); COPY(me.map_generation); COPY(pb); COPY(dct_error_sum); COPY(dct_count[0]); COPY(dct_count[1]); COPY(ac_val_base); COPY(ac_val[0]); COPY(ac_val[1]); COPY(ac_val[2]); #undef COPY }