* copyright (c) 2006 Konstantin Shishkov
* (c) 2005 anonymous, Alex Beregszaszi, Michael Niedermayer
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#define AVCODEC_VC1DATA_H
#include <stdint.h>
+
#include "libavutil/rational.h"
-#include "get_bits.h"
+
+#include "vlc.h"
/** Table for conversion between TTBLK and TTMB */
extern const int ff_vc1_ttblk_to_tt[3][8];
extern const uint8_t ff_vc1_mv_pmode_table[2][5];
extern const uint8_t ff_vc1_mv_pmode_table2[2][4];
-extern const int ff_vc1_fps_nr[5], ff_vc1_fps_dr[2];
+extern const int ff_vc1_fps_nr[7], ff_vc1_fps_dr[2];
extern const uint8_t ff_vc1_pquant_table[3][32];
+/* MBMODE table for interlaced frame P-picture */
+extern const uint8_t ff_vc1_mbmode_intfrp[2][15][4];
+
/** @name VC-1 VLC tables and defines
* @todo TODO move this into the context
*/
extern VLC ff_vc1_mv_diff_vlc[4];
#define VC1_CBPCY_P_VLC_BITS 9 //14
extern VLC ff_vc1_cbpcy_p_vlc[4];
+#define VC1_ICBPCY_VLC_BITS 9
+extern VLC ff_vc1_icbpcy_vlc[8];
#define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6
extern VLC ff_vc1_4mv_block_pattern_vlc[4];
+#define VC1_2MV_BLOCK_PATTERN_VLC_BITS 3
+extern VLC ff_vc1_2mv_block_pattern_vlc[4];
#define VC1_TTBLK_VLC_BITS 5
extern VLC ff_vc1_ttblk_vlc[3];
#define VC1_SUBBLKPAT_VLC_BITS 6
extern VLC ff_vc1_subblkpat_vlc[3];
+#define VC1_INTFR_4MV_MBMODE_VLC_BITS 9
+extern VLC ff_vc1_intfr_4mv_mbmode_vlc[4];
+#define VC1_INTFR_NON4MV_MBMODE_VLC_BITS 6
+extern VLC ff_vc1_intfr_non4mv_mbmode_vlc[4];
+#define VC1_IF_MMV_MBMODE_VLC_BITS 5
+extern VLC ff_vc1_if_mmv_mbmode_vlc[8];
+#define VC1_IF_1MV_MBMODE_VLC_BITS 5
+extern VLC ff_vc1_if_1mv_mbmode_vlc[8];
+#define VC1_1REF_MVDATA_VLC_BITS 9
+extern VLC ff_vc1_1ref_mvdata_vlc[4];
+#define VC1_2REF_MVDATA_VLC_BITS 9
+extern VLC ff_vc1_2ref_mvdata_vlc[8];
extern VLC ff_vc1_ac_coeff_table[8];
-//@}
+#define VC1_IF_MBMODE_VLC_BITS 5
+//@}
-#if 0 //original bfraction from vc9data.h, not conforming to standard
-/* Denominator used for ff_vc1_bfraction_lut */
-#define B_FRACTION_DEN 840
-
-/* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
-extern const int16_t ff_vc1_bfraction_lut[23];
-#else
-/* Denominator used for ff_vc1_bfraction_lut */
#define B_FRACTION_DEN 256
/* pre-computed scales for all bfractions and base=256 */
extern const int16_t ff_vc1_bfraction_lut[23];
-#endif
-
extern const uint8_t ff_vc1_bfraction_bits[23];
extern const uint8_t ff_vc1_bfraction_codes[23];
extern const uint8_t ff_vc1_4mv_block_pattern_codes[4][16];
extern const uint8_t ff_vc1_4mv_block_pattern_bits[4][16];
-extern const uint8_t wmv3_dc_scale_table[32];
+/* 2MV Block pattern VLC tables */
+extern const uint8_t ff_vc1_2mv_block_pattern_codes[4][4];
+extern const uint8_t ff_vc1_2mv_block_pattern_bits[4][4];
+
+extern const uint8_t ff_wmv3_dc_scale_table[32];
/* P-Picture CBPCY VLC tables */
extern const uint16_t ff_vc1_cbpcy_p_codes[4][64];
extern const uint8_t ff_vc1_cbpcy_p_bits[4][64];
+/* Interlaced CBPCY VLC tables (Table 124 - Table 131) */
+extern const uint16_t ff_vc1_icbpcy_p_codes[8][63];
+extern const uint8_t ff_vc1_icbpcy_p_bits[8][63];
+
/* MacroBlock Transform Type: 7.1.3.11, p89
* 8x8:B
* 8x4:B:btm 8x4:B:top 8x4:B:both,
extern const uint16_t ff_vc1_mv_diff_codes[4][73];
extern const uint8_t ff_vc1_mv_diff_bits[4][73];
+/* Interlaced frame picture MBMODE VLC tables (p. 246, p. 360) */
+extern const uint16_t ff_vc1_intfr_4mv_mbmode_codes[4][15];
+extern const uint8_t ff_vc1_intfr_4mv_mbmode_bits[4][15];
+extern const uint8_t ff_vc1_intfr_non4mv_mbmode_codes[4][9];
+extern const uint8_t ff_vc1_intfr_non4mv_mbmode_bits[4][9];
+
+/* Interlaced field picture MBMODE VLC tables (p. 356 - 11.4.1, 11.4.2) */
+extern const uint8_t ff_vc1_if_mmv_mbmode_codes[8][8];
+extern const uint8_t ff_vc1_if_mmv_mbmode_bits[8][8];
+extern const uint8_t ff_vc1_if_1mv_mbmode_codes[8][6];
+extern const uint8_t ff_vc1_if_1mv_mbmode_bits[8][6];
+
+/* Interlaced frame/field picture MVDATA VLC tables */
+/* 1-reference tables */
+extern const uint32_t ff_vc1_1ref_mvdata_codes[4][72];
+extern const uint8_t ff_vc1_1ref_mvdata_bits[4][72];
+/* 2-reference tables */
+extern const uint32_t ff_vc1_2ref_mvdata_codes[8][126];
+extern const uint8_t ff_vc1_2ref_mvdata_bits[8][126];
+
/* DC differentials low+hi-mo, p217 are the same as in msmpeg4data .h */
/* Scantables/ZZ scan are at 11.9 (p262) and 8.1.1.12 (p10) */
extern const int8_t ff_vc1_adv_interlaced_8x4_zz [32];
extern const int8_t ff_vc1_adv_interlaced_4x8_zz [32];
extern const int8_t ff_vc1_adv_interlaced_4x4_zz [16];
+extern const int8_t ff_vc1_intra_horz_8x8_zz [64];
+extern const int8_t ff_vc1_intra_vert_8x8_zz [64];
/* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */
extern const int32_t ff_vc1_dqscale[63];
+/* P Interlaced field picture MV predictor scaling values (Table 114) */
+extern const uint16_t ff_vc1_field_mvpred_scales[2][7][4];
+/* B Interlaced field picture backward MV predictor scaling values for first field (Table 115) */
+extern const uint16_t ff_vc1_b_field_mvpred_scales[7][4];
+
+#define AC_MODES 8
+
+extern const int ff_vc1_ac_sizes[AC_MODES];
+
#endif /* AVCODEC_VC1DATA_H */
projects / ffmpeg / blobdiff