/* XXX: find a better solution to handle static init */ void ff_h263_decode_init_vlc(void) { static volatile int done = 0; if (!done) { INIT_VLC_STATIC(&ff_h263_intra_MCBPC_vlc, INTRA_MCBPC_VLC_BITS, 9, ff_h263_intra_MCBPC_bits, 1, 1, ff_h263_intra_MCBPC_code, 1, 1, 72); INIT_VLC_STATIC(&ff_h263_inter_MCBPC_vlc, INTER_MCBPC_VLC_BITS, 28, ff_h263_inter_MCBPC_bits, 1, 1, ff_h263_inter_MCBPC_code, 1, 1, 198); INIT_VLC_STATIC(&ff_h263_cbpy_vlc, CBPY_VLC_BITS, 16, &ff_h263_cbpy_tab[0][1], 2, 1, &ff_h263_cbpy_tab[0][0], 2, 1, 64); INIT_VLC_STATIC(&mv_vlc, MV_VLC_BITS, 33, &ff_mvtab[0][1], 2, 1, &ff_mvtab[0][0], 2, 1, 538); ff_init_rl(&ff_h263_rl_inter, ff_h263_static_rl_table_store[0]); ff_init_rl(&ff_rl_intra_aic, ff_h263_static_rl_table_store[1]); INIT_VLC_RL(ff_h263_rl_inter, 554); INIT_VLC_RL(ff_rl_intra_aic, 554); INIT_VLC_STATIC(&h263_mbtype_b_vlc, H263_MBTYPE_B_VLC_BITS, 15, &ff_h263_mbtype_b_tab[0][1], 2, 1, &ff_h263_mbtype_b_tab[0][0], 2, 1, 80); INIT_VLC_STATIC(&cbpc_b_vlc, CBPC_B_VLC_BITS, 4, &ff_cbpc_b_tab[0][1], 2, 1, &ff_cbpc_b_tab[0][0], 2, 1, 8); done = 1; } }
av_cold void ff_mpeg12_init_vlcs(void) { static int done = 0; if (!done) { done = 1; INIT_VLC_STATIC(&ff_dc_lum_vlc, DC_VLC_BITS, 12, ff_mpeg12_vlc_dc_lum_bits, 1, 1, ff_mpeg12_vlc_dc_lum_code, 2, 2, 512); INIT_VLC_STATIC(&ff_dc_chroma_vlc, DC_VLC_BITS, 12, ff_mpeg12_vlc_dc_chroma_bits, 1, 1, ff_mpeg12_vlc_dc_chroma_code, 2, 2, 514); INIT_VLC_STATIC(&ff_mv_vlc, MV_VLC_BITS, 17, &ff_mpeg12_mbMotionVectorTable[0][1], 2, 1, &ff_mpeg12_mbMotionVectorTable[0][0], 2, 1, 518); INIT_VLC_STATIC(&ff_mbincr_vlc, MBINCR_VLC_BITS, 36, &ff_mpeg12_mbAddrIncrTable[0][1], 2, 1, &ff_mpeg12_mbAddrIncrTable[0][0], 2, 1, 538); INIT_VLC_STATIC(&ff_mb_pat_vlc, MB_PAT_VLC_BITS, 64, &ff_mpeg12_mbPatTable[0][1], 2, 1, &ff_mpeg12_mbPatTable[0][0], 2, 1, 512); INIT_VLC_STATIC(&ff_mb_ptype_vlc, MB_PTYPE_VLC_BITS, 7, &table_mb_ptype[0][1], 2, 1, &table_mb_ptype[0][0], 2, 1, 64); INIT_VLC_STATIC(&ff_mb_btype_vlc, MB_BTYPE_VLC_BITS, 11, &table_mb_btype[0][1], 2, 1, &table_mb_btype[0][0], 2, 1, 64); ff_init_rl(&ff_rl_mpeg1, ff_mpeg12_static_rl_table_store[0]); ff_init_rl(&ff_rl_mpeg2, ff_mpeg12_static_rl_table_store[1]); INIT_2D_VLC_RL(ff_rl_mpeg1, 680); INIT_2D_VLC_RL(ff_rl_mpeg2, 674); } }
static av_cold void h261_decode_init_vlc(H261Context *h){ static int done = 0; if(!done){ done = 1; INIT_VLC_STATIC(&h261_mba_vlc, H261_MBA_VLC_BITS, 35, h261_mba_bits, 1, 1, h261_mba_code, 1, 1, 662); INIT_VLC_STATIC(&h261_mtype_vlc, H261_MTYPE_VLC_BITS, 10, h261_mtype_bits, 1, 1, h261_mtype_code, 1, 1, 80); INIT_VLC_STATIC(&h261_mv_vlc, H261_MV_VLC_BITS, 17, &h261_mv_tab[0][1], 2, 1, &h261_mv_tab[0][0], 2, 1, 144); INIT_VLC_STATIC(&h261_cbp_vlc, H261_CBP_VLC_BITS, 63, &h261_cbp_tab[0][1], 2, 1, &h261_cbp_tab[0][0], 2, 1, 512); ff_init_rl(&h261_rl_tcoeff, ff_h261_rl_table_store); INIT_VLC_RL(h261_rl_tcoeff, 552); } }