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ffmpeg.wasm-core
Commit a5c14fca authored by Kostya Shishkov's avatar Kostya Shishkov
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Add ff_ prefix to (externally) visible variables 

Originally committed as revision 8951 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 2a2072fe
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Showing with 208 additions and 208 deletions
libavcodec/vc1.c
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libavcodec/vc1data.c
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libavcodec/vc1data.h
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...@@ -29,88 +29,88 @@ ...@@ -29,88 +29,88 @@
#define VC1DATA_H #define VC1DATA_H
/** Table for conversion between TTBLK and TTMB */ /** Table for conversion between TTBLK and TTMB */
extern const int vc1_ttblk_to_tt[3][8]; extern const int ff_vc1_ttblk_to_tt[3][8];
extern const int vc1_ttfrm_to_tt[4]; extern const int ff_vc1_ttfrm_to_tt[4];
/** MV P mode - the 5th element is only used for mode 1 */ /** MV P mode - the 5th element is only used for mode 1 */
extern const uint8_t vc1_mv_pmode_table[2][5]; extern const uint8_t ff_vc1_mv_pmode_table[2][5];
extern const uint8_t vc1_mv_pmode_table2[2][4]; extern const uint8_t ff_vc1_mv_pmode_table2[2][4];
extern const int vc1_fps_nr[5], vc1_fps_dr[2]; extern const int ff_vc1_fps_nr[5], ff_vc1_fps_dr[2];
extern const uint8_t vc1_pquant_table[3][32]; extern const uint8_t ff_vc1_pquant_table[3][32];
/** @name VC-1 VLC tables and defines /** @name VC-1 VLC tables and defines
* @todo TODO move this into the context * @todo TODO move this into the context
*/ */
//@{ //@{
#define VC1_BFRACTION_VLC_BITS 7 #define VC1_BFRACTION_VLC_BITS 7
extern VLC vc1_bfraction_vlc; extern VLC ff_vc1_bfraction_vlc;
#define VC1_IMODE_VLC_BITS 4 #define VC1_IMODE_VLC_BITS 4
extern VLC vc1_imode_vlc; extern VLC ff_vc1_imode_vlc;
#define VC1_NORM2_VLC_BITS 3 #define VC1_NORM2_VLC_BITS 3
extern VLC vc1_norm2_vlc; extern VLC ff_vc1_norm2_vlc;
#define VC1_NORM6_VLC_BITS 9 #define VC1_NORM6_VLC_BITS 9
extern VLC vc1_norm6_vlc; extern VLC ff_vc1_norm6_vlc;
/* Could be optimized, one table only needs 8 bits */ /* Could be optimized, one table only needs 8 bits */
#define VC1_TTMB_VLC_BITS 9 //12 #define VC1_TTMB_VLC_BITS 9 //12
extern VLC vc1_ttmb_vlc[3]; extern VLC ff_vc1_ttmb_vlc[3];
#define VC1_MV_DIFF_VLC_BITS 9 //15 #define VC1_MV_DIFF_VLC_BITS 9 //15
extern VLC vc1_mv_diff_vlc[4]; extern VLC ff_vc1_mv_diff_vlc[4];
#define VC1_CBPCY_P_VLC_BITS 9 //14 #define VC1_CBPCY_P_VLC_BITS 9 //14
extern VLC vc1_cbpcy_p_vlc[4]; extern VLC ff_vc1_cbpcy_p_vlc[4];
#define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6 #define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6
extern VLC vc1_4mv_block_pattern_vlc[4]; extern VLC ff_vc1_4mv_block_pattern_vlc[4];
#define VC1_TTBLK_VLC_BITS 5 #define VC1_TTBLK_VLC_BITS 5
extern VLC vc1_ttblk_vlc[3]; extern VLC ff_vc1_ttblk_vlc[3];
#define VC1_SUBBLKPAT_VLC_BITS 6 #define VC1_SUBBLKPAT_VLC_BITS 6
extern VLC vc1_subblkpat_vlc[3]; extern VLC ff_vc1_subblkpat_vlc[3];
extern VLC vc1_ac_coeff_table[8]; extern VLC ff_vc1_ac_coeff_table[8];
//@} //@}
#if 0 //original bfraction from vc9data.h, not conforming to standard #if 0 //original bfraction from vc9data.h, not conforming to standard
/* Denominator used for vc1_bfraction_lut */ /* Denominator used for ff_vc1_bfraction_lut */
#define B_FRACTION_DEN 840 #define B_FRACTION_DEN 840
/* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */ /* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
extern const int16_t vc1_bfraction_lut[23]; extern const int16_t ff_vc1_bfraction_lut[23];
#else #else
/* Denominator used for vc1_bfraction_lut */ /* Denominator used for ff_vc1_bfraction_lut */
#define B_FRACTION_DEN 256 #define B_FRACTION_DEN 256
/* pre-computed scales for all bfractions and base=256 */ /* pre-computed scales for all bfractions and base=256 */
extern const int16_t vc1_bfraction_lut[23]; extern const int16_t ff_vc1_bfraction_lut[23];
#endif #endif
extern const uint8_t vc1_bfraction_bits[23]; extern const uint8_t ff_vc1_bfraction_bits[23];
extern const uint8_t vc1_bfraction_codes[23]; extern const uint8_t ff_vc1_bfraction_codes[23];
//Same as H.264 //Same as H.264
extern const AVRational vc1_pixel_aspect[16]; extern const AVRational ff_vc1_pixel_aspect[16];
/* BitPlane IMODE - such a small table... */ /* BitPlane IMODE - such a small table... */
extern const uint8_t vc1_imode_codes[7]; extern const uint8_t ff_vc1_imode_codes[7];
extern const uint8_t vc1_imode_bits[7]; extern const uint8_t ff_vc1_imode_bits[7];
/* Normal-2 imode */ /* Normal-2 imode */
extern const uint8_t vc1_norm2_codes[4]; extern const uint8_t ff_vc1_norm2_codes[4];
extern const uint8_t vc1_norm2_bits[4]; extern const uint8_t ff_vc1_norm2_bits[4];
extern const uint16_t vc1_norm6_codes[64]; extern const uint16_t ff_vc1_norm6_codes[64];
extern const uint8_t vc1_norm6_bits[64]; extern const uint8_t ff_vc1_norm6_bits[64];
/* Normal-6 imode */ /* Normal-6 imode */
extern const uint8_t vc1_norm6_spec[64][5]; extern const uint8_t ff_vc1_norm6_spec[64][5];
/* 4MV Block pattern VLC tables */ /* 4MV Block pattern VLC tables */
extern const uint8_t vc1_4mv_block_pattern_codes[4][16]; extern const uint8_t ff_vc1_4mv_block_pattern_codes[4][16];
extern const uint8_t vc1_4mv_block_pattern_bits[4][16]; extern const uint8_t ff_vc1_4mv_block_pattern_bits[4][16];
extern const uint8_t wmv3_dc_scale_table[32]; extern const uint8_t wmv3_dc_scale_table[32];
/* P-Picture CBPCY VLC tables */ /* P-Picture CBPCY VLC tables */
extern const uint16_t vc1_cbpcy_p_codes[4][64]; extern const uint16_t ff_vc1_cbpcy_p_codes[4][64];
extern const uint8_t vc1_cbpcy_p_bits[4][64]; extern const uint8_t ff_vc1_cbpcy_p_bits[4][64];
/* MacroBlock Transform Type: 7.1.3.11, p89 /* MacroBlock Transform Type: 7.1.3.11, p89
* 8x8:B * 8x8:B
...@@ -120,40 +120,40 @@ extern const uint8_t vc1_cbpcy_p_bits[4][64]; ...@@ -120,40 +120,40 @@ extern const uint8_t vc1_cbpcy_p_bits[4][64];
* 8x4:MB:btm 8x4:MB:top 8x4,MB,both * 8x4:MB:btm 8x4:MB:top 8x4,MB,both
* 4x8,MB,right 4x8,MB,left * 4x8,MB,right 4x8,MB,left
* 4x4,MB */ * 4x4,MB */
extern const uint16_t vc1_ttmb_codes[3][16]; extern const uint16_t ff_vc1_ttmb_codes[3][16];
extern const uint8_t vc1_ttmb_bits[3][16]; extern const uint8_t ff_vc1_ttmb_bits[3][16];
/* TTBLK (Transform Type per Block) tables */ /* TTBLK (Transform Type per Block) tables */
extern const uint8_t vc1_ttblk_codes[3][8]; extern const uint8_t ff_vc1_ttblk_codes[3][8];
extern const uint8_t vc1_ttblk_bits[3][8]; extern const uint8_t ff_vc1_ttblk_bits[3][8];
/* SUBBLKPAT tables, p93-94, reordered */ /* SUBBLKPAT tables, p93-94, reordered */
extern const uint8_t vc1_subblkpat_codes[3][15]; extern const uint8_t ff_vc1_subblkpat_codes[3][15];
extern const uint8_t vc1_subblkpat_bits[3][15]; extern const uint8_t ff_vc1_subblkpat_bits[3][15];
/* MV differential tables, p265 */ /* MV differential tables, p265 */
extern const uint16_t vc1_mv_diff_codes[4][73]; extern const uint16_t ff_vc1_mv_diff_codes[4][73];
extern const uint8_t vc1_mv_diff_bits[4][73]; extern const uint8_t ff_vc1_mv_diff_bits[4][73];
/* DC differentials low+hi-mo, p217 are the same as in msmpeg4data .h */ /* 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) */ /* Scantables/ZZ scan are at 11.9 (p262) and 8.1.1.12 (p10) */
extern const int8_t vc1_normal_zz[64]; extern const int8_t ff_vc1_normal_zz[64];
extern const int8_t vc1_horizontal_zz [64]; extern const int8_t ff_vc1_horizontal_zz [64];
extern const int8_t vc1_vertical_zz [64]; extern const int8_t ff_vc1_vertical_zz [64];
extern const int8_t vc1_simple_progressive_8x8_zz [64]; extern const int8_t ff_vc1_simple_progressive_8x8_zz [64];
extern const int8_t vc1_simple_progressive_8x4_zz [32]; extern const int8_t ff_vc1_simple_progressive_8x4_zz [32];
extern const int8_t vc1_simple_progressive_4x8_zz [32]; extern const int8_t ff_vc1_simple_progressive_4x8_zz [32];
extern const int8_t vc1_simple_progressive_4x4_zz [16]; extern const int8_t ff_vc1_simple_progressive_4x4_zz [16];
extern const int8_t vc1_adv_progressive_8x4_zz [32]; extern const int8_t ff_vc1_adv_progressive_8x4_zz [32];
extern const int8_t vc1_adv_progressive_4x8_zz [32]; extern const int8_t ff_vc1_adv_progressive_4x8_zz [32];
extern const int8_t vc1_adv_interlaced_8x8_zz [64]; extern const int8_t ff_vc1_adv_interlaced_8x8_zz [64];
extern const int8_t vc1_adv_interlaced_8x4_zz [32]; extern const int8_t ff_vc1_adv_interlaced_8x4_zz [32];
extern const int8_t vc1_adv_interlaced_4x8_zz [32]; extern const int8_t ff_vc1_adv_interlaced_4x8_zz [32];
extern const int8_t vc1_adv_interlaced_4x4_zz [16]; extern const int8_t ff_vc1_adv_interlaced_4x4_zz [16];
/* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */ /* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */
extern const int32_t vc1_dqscale[63]; extern const int32_t ff_vc1_dqscale[63];
#endif /* VC1DATA_H */ #endif /* VC1DATA_H */
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