diff options
Diffstat (limited to 'libavcodec/mpeg4videodec.c')
| -rw-r--r-- | libavcodec/mpeg4videodec.c | 50 |
1 files changed, 21 insertions, 29 deletions
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c index ab8d2e8236..325593a795 100644 --- a/libavcodec/mpeg4videodec.c +++ b/libavcodec/mpeg4videodec.c @@ -3386,34 +3386,6 @@ end: return decode_vop_header(ctx, gb, parse_only); } -av_cold void ff_mpeg4videodec_static_init(void) { - static int done = 0; - - if (!done) { - static uint8_t mpeg4_rvlc_rl_tables[2][2][2 * MAX_RUN + MAX_LEVEL + 3]; - - ff_mpeg4_init_rl_intra(); - ff_rl_init(&ff_rvlc_rl_inter, mpeg4_rvlc_rl_tables[0]); - ff_rl_init(&ff_rvlc_rl_intra, mpeg4_rvlc_rl_tables[1]); - INIT_FIRST_VLC_RL(ff_mpeg4_rl_intra, 554); - INIT_VLC_RL(ff_rvlc_rl_inter, 1072); - INIT_FIRST_VLC_RL(ff_rvlc_rl_intra, 1072); - INIT_VLC_STATIC(&dc_lum, DC_VLC_BITS, 10 /* 13 */, - &ff_mpeg4_DCtab_lum[0][1], 2, 1, - &ff_mpeg4_DCtab_lum[0][0], 2, 1, 512); - INIT_VLC_STATIC(&dc_chrom, DC_VLC_BITS, 10 /* 13 */, - &ff_mpeg4_DCtab_chrom[0][1], 2, 1, - &ff_mpeg4_DCtab_chrom[0][0], 2, 1, 512); - INIT_VLC_STATIC_FROM_LENGTHS(&sprite_trajectory, SPRITE_TRAJ_VLC_BITS, 15, - ff_sprite_trajectory_lens, 1, - NULL, 0, 0, 0, 0, 128); - INIT_VLC_STATIC(&mb_type_b_vlc, MB_TYPE_B_VLC_BITS, 4, - &ff_mb_type_b_tab[0][1], 2, 1, - &ff_mb_type_b_tab[0][0], 2, 1, 16); - done = 1; - } -} - int ff_mpeg4_frame_end(AVCodecContext *avctx, const uint8_t *buf, int buf_size) { Mpeg4DecContext *ctx = avctx->priv_data; @@ -3525,6 +3497,8 @@ static int mpeg4_update_thread_context_for_user(AVCodecContext *dst, static av_cold void mpeg4_init_static(void) { + static uint8_t mpeg4_rvlc_rl_tables[2][2][2 * MAX_RUN + MAX_LEVEL + 3]; + INIT_VLC_STATIC_FROM_LENGTHS(&studio_luma_dc, STUDIO_INTRA_BITS, 19, &ff_mpeg4_studio_dc_luma[0][1], 2, &ff_mpeg4_studio_dc_luma[0][0], 2, 1, @@ -3547,7 +3521,25 @@ static av_cold void mpeg4_init_static(void) 0, INIT_VLC_STATIC_OVERLONG, NULL); offset += studio_intra_tab[i].table_size; } - ff_mpeg4videodec_static_init(); + + ff_mpeg4_init_rl_intra(); + ff_rl_init(&ff_rvlc_rl_inter, mpeg4_rvlc_rl_tables[0]); + ff_rl_init(&ff_rvlc_rl_intra, mpeg4_rvlc_rl_tables[1]); + INIT_FIRST_VLC_RL(ff_mpeg4_rl_intra, 554); + INIT_VLC_RL(ff_rvlc_rl_inter, 1072); + INIT_FIRST_VLC_RL(ff_rvlc_rl_intra, 1072); + INIT_VLC_STATIC(&dc_lum, DC_VLC_BITS, 10 /* 13 */, + &ff_mpeg4_DCtab_lum[0][1], 2, 1, + &ff_mpeg4_DCtab_lum[0][0], 2, 1, 512); + INIT_VLC_STATIC(&dc_chrom, DC_VLC_BITS, 10 /* 13 */, + &ff_mpeg4_DCtab_chrom[0][1], 2, 1, + &ff_mpeg4_DCtab_chrom[0][0], 2, 1, 512); + INIT_VLC_STATIC_FROM_LENGTHS(&sprite_trajectory, SPRITE_TRAJ_VLC_BITS, 15, + ff_sprite_trajectory_lens, 1, + NULL, 0, 0, 0, 0, 128); + INIT_VLC_STATIC(&mb_type_b_vlc, MB_TYPE_B_VLC_BITS, 4, + &ff_mb_type_b_tab[0][1], 2, 1, + &ff_mb_type_b_tab[0][0], 2, 1, 16); } static av_cold int decode_init(AVCodecContext *avctx) |