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https://repo.dactyloidae.xyz/Dactyloidae/UXP.git
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Update aom to v1.0.0
Update aom to commit id d14c5bb4f336ef1842046089849dee4a301fbbf0.
This commit is contained in:
trav90
Roy Tam
parent
bb61121b44
commit
48f6d2e034
1087 changed files with 154333 additions and 265310 deletions
771
third_party/aom/aom_dsp/prob.h
vendored
771
third_party/aom/aom_dsp/prob.h
vendored
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@ -13,194 +13,657 @@
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#define AOM_DSP_PROB_H_
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#include <assert.h>
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#include <stdio.h>
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#include "./aom_config.h"
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#include "./aom_dsp_common.h"
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#include "config/aom_config.h"
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#include "aom_dsp/aom_dsp_common.h"
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#include "aom_dsp/entcode.h"
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#include "aom_ports/bitops.h"
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#include "aom_ports/mem.h"
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#if !CONFIG_ANS
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#include "aom_dsp/entcode.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef uint8_t aom_prob;
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// TODO(negge): Rename this aom_prob once we remove vpxbool.
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typedef uint16_t aom_cdf_prob;
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#define CDF_SIZE(x) ((x) + 1)
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#define CDF_PROB_BITS 15
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#define CDF_PROB_TOP (1 << CDF_PROB_BITS)
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#define CDF_INIT_TOP 32768
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#define CDF_SHIFT (15 - CDF_PROB_BITS)
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/*The value stored in an iCDF is CDF_PROB_TOP minus the actual cumulative
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probability (an "inverse" CDF).
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This function converts from one representation to the other (and is its own
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inverse).*/
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#define AOM_ICDF(x) (CDF_PROB_TOP - (x))
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#if CDF_SHIFT == 0
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#define AOM_CDF2(a0) AOM_ICDF(a0), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF3(a0, a1) AOM_ICDF(a0), AOM_ICDF(a1), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF4(a0, a1, a2) \
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AOM_ICDF(a0), AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF5(a0, a1, a2, a3) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF6(a0, a1, a2, a3, a4) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF7(a0, a1, a2, a3, a4, a5) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF8(a0, a1, a2, a3, a4, a5, a6) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF9(a0, a1, a2, a3, a4, a5, a6, a7) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(a7), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF10(a0, a1, a2, a3, a4, a5, a6, a7, a8) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(a7), AOM_ICDF(a8), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF11(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(a7), AOM_ICDF(a8), AOM_ICDF(a9), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF12(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(a7), AOM_ICDF(a8), AOM_ICDF(a9), AOM_ICDF(a10), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF13(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(a7), AOM_ICDF(a8), AOM_ICDF(a9), AOM_ICDF(a10), \
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AOM_ICDF(a11), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF14(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(a7), AOM_ICDF(a8), AOM_ICDF(a9), AOM_ICDF(a10), \
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AOM_ICDF(a11), AOM_ICDF(a12), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF15(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(a7), AOM_ICDF(a8), AOM_ICDF(a9), AOM_ICDF(a10), \
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AOM_ICDF(a11), AOM_ICDF(a12), AOM_ICDF(a13), AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF16(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, \
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a14) \
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AOM_ICDF(a0) \
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, AOM_ICDF(a1), AOM_ICDF(a2), AOM_ICDF(a3), AOM_ICDF(a4), AOM_ICDF(a5), \
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AOM_ICDF(a6), AOM_ICDF(a7), AOM_ICDF(a8), AOM_ICDF(a9), AOM_ICDF(a10), \
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AOM_ICDF(a11), AOM_ICDF(a12), AOM_ICDF(a13), AOM_ICDF(a14), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#if !CONFIG_ANS
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#define AOM_ICDF OD_ICDF
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#else
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#define AOM_ICDF(x) (x)
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#define AOM_CDF2(a0) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 2) + \
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((CDF_INIT_TOP - 2) >> 1)) / \
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((CDF_INIT_TOP - 2)) + \
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1) \
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, AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF3(a0, a1) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 3) + \
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((CDF_INIT_TOP - 3) >> 1)) / \
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((CDF_INIT_TOP - 3)) + \
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1) \
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, \
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AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 3) + \
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((CDF_INIT_TOP - 3) >> 1)) / \
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((CDF_INIT_TOP - 3)) + \
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2), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF4(a0, a1, a2) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 4) + \
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((CDF_INIT_TOP - 4) >> 1)) / \
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((CDF_INIT_TOP - 4)) + \
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1) \
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, \
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AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 4) + \
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((CDF_INIT_TOP - 4) >> 1)) / \
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((CDF_INIT_TOP - 4)) + \
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2), \
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AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 4) + \
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((CDF_INIT_TOP - 4) >> 1)) / \
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((CDF_INIT_TOP - 4)) + \
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3), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF5(a0, a1, a2, a3) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 5) + \
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((CDF_INIT_TOP - 5) >> 1)) / \
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((CDF_INIT_TOP - 5)) + \
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1) \
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, \
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AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 5) + \
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((CDF_INIT_TOP - 5) >> 1)) / \
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((CDF_INIT_TOP - 5)) + \
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2), \
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AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 5) + \
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((CDF_INIT_TOP - 5) >> 1)) / \
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((CDF_INIT_TOP - 5)) + \
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3), \
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AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 5) + \
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((CDF_INIT_TOP - 5) >> 1)) / \
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((CDF_INIT_TOP - 5)) + \
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4), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF6(a0, a1, a2, a3, a4) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 6) + \
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((CDF_INIT_TOP - 6) >> 1)) / \
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((CDF_INIT_TOP - 6)) + \
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1) \
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, \
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AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 6) + \
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((CDF_INIT_TOP - 6) >> 1)) / \
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((CDF_INIT_TOP - 6)) + \
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2), \
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AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 6) + \
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((CDF_INIT_TOP - 6) >> 1)) / \
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((CDF_INIT_TOP - 6)) + \
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3), \
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AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 6) + \
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((CDF_INIT_TOP - 6) >> 1)) / \
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((CDF_INIT_TOP - 6)) + \
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4), \
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AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 6) + \
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((CDF_INIT_TOP - 6) >> 1)) / \
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((CDF_INIT_TOP - 6)) + \
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5), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF7(a0, a1, a2, a3, a4, a5) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 7) + \
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((CDF_INIT_TOP - 7) >> 1)) / \
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((CDF_INIT_TOP - 7)) + \
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1) \
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, \
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AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 7) + \
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((CDF_INIT_TOP - 7) >> 1)) / \
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((CDF_INIT_TOP - 7)) + \
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2), \
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AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 7) + \
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((CDF_INIT_TOP - 7) >> 1)) / \
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((CDF_INIT_TOP - 7)) + \
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3), \
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AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 7) + \
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((CDF_INIT_TOP - 7) >> 1)) / \
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((CDF_INIT_TOP - 7)) + \
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4), \
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AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 7) + \
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((CDF_INIT_TOP - 7) >> 1)) / \
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((CDF_INIT_TOP - 7)) + \
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5), \
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AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 7) + \
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((CDF_INIT_TOP - 7) >> 1)) / \
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((CDF_INIT_TOP - 7)) + \
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6), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF8(a0, a1, a2, a3, a4, a5, a6) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 8) + \
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((CDF_INIT_TOP - 8) >> 1)) / \
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((CDF_INIT_TOP - 8)) + \
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1) \
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, \
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AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 8) + \
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((CDF_INIT_TOP - 8) >> 1)) / \
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((CDF_INIT_TOP - 8)) + \
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2), \
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AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 8) + \
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((CDF_INIT_TOP - 8) >> 1)) / \
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((CDF_INIT_TOP - 8)) + \
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3), \
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AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 8) + \
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((CDF_INIT_TOP - 8) >> 1)) / \
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((CDF_INIT_TOP - 8)) + \
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4), \
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AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 8) + \
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((CDF_INIT_TOP - 8) >> 1)) / \
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((CDF_INIT_TOP - 8)) + \
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5), \
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AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 8) + \
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((CDF_INIT_TOP - 8) >> 1)) / \
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((CDF_INIT_TOP - 8)) + \
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6), \
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AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 8) + \
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((CDF_INIT_TOP - 8) >> 1)) / \
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((CDF_INIT_TOP - 8)) + \
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7), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF9(a0, a1, a2, a3, a4, a5, a6, a7) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 9) + \
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((CDF_INIT_TOP - 9) >> 1)) / \
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((CDF_INIT_TOP - 9)) + \
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1) \
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, \
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AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 9) + \
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((CDF_INIT_TOP - 9) >> 1)) / \
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((CDF_INIT_TOP - 9)) + \
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2), \
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AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 9) + \
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((CDF_INIT_TOP - 9) >> 1)) / \
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((CDF_INIT_TOP - 9)) + \
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3), \
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AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 9) + \
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((CDF_INIT_TOP - 9) >> 1)) / \
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((CDF_INIT_TOP - 9)) + \
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4), \
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AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 9) + \
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((CDF_INIT_TOP - 9) >> 1)) / \
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((CDF_INIT_TOP - 9)) + \
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5), \
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AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 9) + \
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((CDF_INIT_TOP - 9) >> 1)) / \
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((CDF_INIT_TOP - 9)) + \
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6), \
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AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 9) + \
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((CDF_INIT_TOP - 9) >> 1)) / \
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((CDF_INIT_TOP - 9)) + \
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7), \
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AOM_ICDF((((a7)-8) * ((CDF_INIT_TOP >> CDF_SHIFT) - 9) + \
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((CDF_INIT_TOP - 9) >> 1)) / \
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((CDF_INIT_TOP - 9)) + \
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8), \
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AOM_ICDF(CDF_PROB_TOP), 0
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#define AOM_CDF10(a0, a1, a2, a3, a4, a5, a6, a7, a8) \
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AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
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((CDF_INIT_TOP - 10) >> 1)) / \
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((CDF_INIT_TOP - 10)) + \
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1) \
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, \
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AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
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((CDF_INIT_TOP - 10) >> 1)) / \
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((CDF_INIT_TOP - 10)) + \
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2), \
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AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
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((CDF_INIT_TOP - 10) >> 1)) / \
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((CDF_INIT_TOP - 10)) + \
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3), \
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AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
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((CDF_INIT_TOP - 10) >> 1)) / \
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((CDF_INIT_TOP - 10)) + \
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4), \
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AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
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((CDF_INIT_TOP - 10) >> 1)) / \
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((CDF_INIT_TOP - 10)) + \
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5), \
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AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
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((CDF_INIT_TOP - 10) >> 1)) / \
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((CDF_INIT_TOP - 10)) + \
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6), \
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AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
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((CDF_INIT_TOP - 10) >> 1)) / \
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((CDF_INIT_TOP - 10)) + \
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7), \
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AOM_ICDF((((a7)-8) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
|
||||
((CDF_INIT_TOP - 10) >> 1)) / \
|
||||
((CDF_INIT_TOP - 10)) + \
|
||||
8), \
|
||||
AOM_ICDF((((a8)-9) * ((CDF_INIT_TOP >> CDF_SHIFT) - 10) + \
|
||||
((CDF_INIT_TOP - 10) >> 1)) / \
|
||||
((CDF_INIT_TOP - 10)) + \
|
||||
9), \
|
||||
AOM_ICDF(CDF_PROB_TOP), 0
|
||||
#define AOM_CDF11(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9) \
|
||||
AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
1) \
|
||||
, \
|
||||
AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
2), \
|
||||
AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
3), \
|
||||
AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
4), \
|
||||
AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
5), \
|
||||
AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
6), \
|
||||
AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
7), \
|
||||
AOM_ICDF((((a7)-8) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
8), \
|
||||
AOM_ICDF((((a8)-9) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
9), \
|
||||
AOM_ICDF((((a9)-10) * ((CDF_INIT_TOP >> CDF_SHIFT) - 11) + \
|
||||
((CDF_INIT_TOP - 11) >> 1)) / \
|
||||
((CDF_INIT_TOP - 11)) + \
|
||||
10), \
|
||||
AOM_ICDF(CDF_PROB_TOP), 0
|
||||
#define AOM_CDF12(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) \
|
||||
AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
1) \
|
||||
, \
|
||||
AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
2), \
|
||||
AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
3), \
|
||||
AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
4), \
|
||||
AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
5), \
|
||||
AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
6), \
|
||||
AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
7), \
|
||||
AOM_ICDF((((a7)-8) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
8), \
|
||||
AOM_ICDF((((a8)-9) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
9), \
|
||||
AOM_ICDF((((a9)-10) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
10), \
|
||||
AOM_ICDF((((a10)-11) * ((CDF_INIT_TOP >> CDF_SHIFT) - 12) + \
|
||||
((CDF_INIT_TOP - 12) >> 1)) / \
|
||||
((CDF_INIT_TOP - 12)) + \
|
||||
11), \
|
||||
AOM_ICDF(CDF_PROB_TOP), 0
|
||||
#define AOM_CDF13(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) \
|
||||
AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
1) \
|
||||
, \
|
||||
AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
2), \
|
||||
AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
3), \
|
||||
AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
4), \
|
||||
AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
5), \
|
||||
AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
6), \
|
||||
AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
7), \
|
||||
AOM_ICDF((((a7)-8) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
8), \
|
||||
AOM_ICDF((((a8)-9) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
9), \
|
||||
AOM_ICDF((((a9)-10) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
10), \
|
||||
AOM_ICDF((((a10)-11) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
11), \
|
||||
AOM_ICDF((((a11)-12) * ((CDF_INIT_TOP >> CDF_SHIFT) - 13) + \
|
||||
((CDF_INIT_TOP - 13) >> 1)) / \
|
||||
((CDF_INIT_TOP - 13)) + \
|
||||
12), \
|
||||
AOM_ICDF(CDF_PROB_TOP), 0
|
||||
#define AOM_CDF14(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12) \
|
||||
AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
1) \
|
||||
, \
|
||||
AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
2), \
|
||||
AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
3), \
|
||||
AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
4), \
|
||||
AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
5), \
|
||||
AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
6), \
|
||||
AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
7), \
|
||||
AOM_ICDF((((a7)-8) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
8), \
|
||||
AOM_ICDF((((a8)-9) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
9), \
|
||||
AOM_ICDF((((a9)-10) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
10), \
|
||||
AOM_ICDF((((a10)-11) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
11), \
|
||||
AOM_ICDF((((a11)-12) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
12), \
|
||||
AOM_ICDF((((a12)-13) * ((CDF_INIT_TOP >> CDF_SHIFT) - 14) + \
|
||||
((CDF_INIT_TOP - 14) >> 1)) / \
|
||||
((CDF_INIT_TOP - 14)) + \
|
||||
13), \
|
||||
AOM_ICDF(CDF_PROB_TOP), 0
|
||||
#define AOM_CDF15(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13) \
|
||||
AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
1) \
|
||||
, \
|
||||
AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
2), \
|
||||
AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
3), \
|
||||
AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
4), \
|
||||
AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
5), \
|
||||
AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
6), \
|
||||
AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
7), \
|
||||
AOM_ICDF((((a7)-8) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
8), \
|
||||
AOM_ICDF((((a8)-9) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
9), \
|
||||
AOM_ICDF((((a9)-10) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
10), \
|
||||
AOM_ICDF((((a10)-11) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
11), \
|
||||
AOM_ICDF((((a11)-12) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
12), \
|
||||
AOM_ICDF((((a12)-13) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
13), \
|
||||
AOM_ICDF((((a13)-14) * ((CDF_INIT_TOP >> CDF_SHIFT) - 15) + \
|
||||
((CDF_INIT_TOP - 15) >> 1)) / \
|
||||
((CDF_INIT_TOP - 15)) + \
|
||||
14), \
|
||||
AOM_ICDF(CDF_PROB_TOP), 0
|
||||
#define AOM_CDF16(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, \
|
||||
a14) \
|
||||
AOM_ICDF((((a0)-1) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
1) \
|
||||
, \
|
||||
AOM_ICDF((((a1)-2) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
2), \
|
||||
AOM_ICDF((((a2)-3) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
3), \
|
||||
AOM_ICDF((((a3)-4) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
4), \
|
||||
AOM_ICDF((((a4)-5) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
5), \
|
||||
AOM_ICDF((((a5)-6) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
6), \
|
||||
AOM_ICDF((((a6)-7) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
7), \
|
||||
AOM_ICDF((((a7)-8) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
8), \
|
||||
AOM_ICDF((((a8)-9) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
9), \
|
||||
AOM_ICDF((((a9)-10) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
10), \
|
||||
AOM_ICDF((((a10)-11) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
11), \
|
||||
AOM_ICDF((((a11)-12) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
12), \
|
||||
AOM_ICDF((((a12)-13) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
13), \
|
||||
AOM_ICDF((((a13)-14) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
14), \
|
||||
AOM_ICDF((((a14)-15) * ((CDF_INIT_TOP >> CDF_SHIFT) - 16) + \
|
||||
((CDF_INIT_TOP - 16) >> 1)) / \
|
||||
((CDF_INIT_TOP - 16)) + \
|
||||
15), \
|
||||
AOM_ICDF(CDF_PROB_TOP), 0
|
||||
|
||||
#endif
|
||||
|
||||
#define MAX_PROB 255
|
||||
|
||||
#define LV_MAP_PROB 1
|
||||
|
||||
#define BR_NODE 1
|
||||
|
||||
#if CONFIG_ADAPT_SCAN
|
||||
#define CACHE_SCAN_PROB 1
|
||||
#endif
|
||||
|
||||
#define aom_prob_half ((aom_prob)128)
|
||||
|
||||
typedef int8_t aom_tree_index;
|
||||
|
||||
#define TREE_SIZE(leaf_count) (-2 + 2 * (leaf_count))
|
||||
|
||||
#define MODE_MV_COUNT_SAT 20
|
||||
|
||||
/* We build coding trees compactly in arrays.
|
||||
Each node of the tree is a pair of aom_tree_indices.
|
||||
Array index often references a corresponding probability table.
|
||||
Index <= 0 means done encoding/decoding and value = -Index,
|
||||
Index > 0 means need another bit, specification at index.
|
||||
Nonnegative indices are always even; processing begins at node 0. */
|
||||
|
||||
typedef const aom_tree_index aom_tree[];
|
||||
|
||||
static INLINE aom_prob get_prob(unsigned int num, unsigned int den) {
|
||||
static INLINE uint8_t get_prob(unsigned int num, unsigned int den) {
|
||||
assert(den != 0);
|
||||
{
|
||||
const int p = (int)(((uint64_t)num * 256 + (den >> 1)) / den);
|
||||
// (p > 255) ? 255 : (p < 1) ? 1 : p;
|
||||
const int clipped_prob = p | ((255 - p) >> 23) | (p == 0);
|
||||
return (aom_prob)clipped_prob;
|
||||
return (uint8_t)clipped_prob;
|
||||
}
|
||||
}
|
||||
|
||||
static INLINE aom_prob get_binary_prob(unsigned int n0, unsigned int n1) {
|
||||
const unsigned int den = n0 + n1;
|
||||
if (den == 0) return 128u;
|
||||
return get_prob(n0, den);
|
||||
}
|
||||
|
||||
/* This function assumes prob1 and prob2 are already within [1,255] range. */
|
||||
static INLINE aom_prob weighted_prob(int prob1, int prob2, int factor) {
|
||||
return ROUND_POWER_OF_TWO(prob1 * (256 - factor) + prob2 * factor, 8);
|
||||
}
|
||||
|
||||
static INLINE aom_prob merge_probs(aom_prob pre_prob, const unsigned int ct[2],
|
||||
unsigned int count_sat,
|
||||
unsigned int max_update_factor) {
|
||||
const aom_prob prob = get_binary_prob(ct[0], ct[1]);
|
||||
const unsigned int count = AOMMIN(ct[0] + ct[1], count_sat);
|
||||
const unsigned int factor = max_update_factor * count / count_sat;
|
||||
return weighted_prob(pre_prob, prob, factor);
|
||||
}
|
||||
|
||||
// MODE_MV_MAX_UPDATE_FACTOR (128) * count / MODE_MV_COUNT_SAT;
|
||||
static const int count_to_update_factor[MODE_MV_COUNT_SAT + 1] = {
|
||||
0, 6, 12, 19, 25, 32, 38, 44, 51, 57, 64,
|
||||
70, 76, 83, 89, 96, 102, 108, 115, 121, 128
|
||||
};
|
||||
|
||||
static INLINE aom_prob mode_mv_merge_probs(aom_prob pre_prob,
|
||||
const unsigned int ct[2]) {
|
||||
const unsigned int den = ct[0] + ct[1];
|
||||
if (den == 0) {
|
||||
return pre_prob;
|
||||
} else {
|
||||
const unsigned int count = AOMMIN(den, MODE_MV_COUNT_SAT);
|
||||
const unsigned int factor = count_to_update_factor[count];
|
||||
const aom_prob prob = get_prob(ct[0], den);
|
||||
return weighted_prob(pre_prob, prob, factor);
|
||||
}
|
||||
}
|
||||
|
||||
void aom_tree_merge_probs(const aom_tree_index *tree, const aom_prob *pre_probs,
|
||||
const unsigned int *counts, aom_prob *probs);
|
||||
|
||||
int tree_to_cdf(const aom_tree_index *tree, const aom_prob *probs,
|
||||
aom_tree_index root, aom_cdf_prob *cdf, aom_tree_index *ind,
|
||||
int *pth, int *len);
|
||||
|
||||
static INLINE void av1_tree_to_cdf(const aom_tree_index *tree,
|
||||
const aom_prob *probs, aom_cdf_prob *cdf) {
|
||||
aom_tree_index index[16];
|
||||
int path[16];
|
||||
int dist[16];
|
||||
tree_to_cdf(tree, probs, 0, cdf, index, path, dist);
|
||||
}
|
||||
|
||||
#define av1_tree_to_cdf_1D(tree, probs, cdf, u) \
|
||||
do { \
|
||||
int i; \
|
||||
for (i = 0; i < u; i++) { \
|
||||
av1_tree_to_cdf(tree, probs[i], cdf[i]); \
|
||||
} \
|
||||
} while (0)
|
||||
|
||||
#define av1_tree_to_cdf_2D(tree, probs, cdf, v, u) \
|
||||
do { \
|
||||
int j; \
|
||||
int i; \
|
||||
for (j = 0; j < v; j++) { \
|
||||
for (i = 0; i < u; i++) { \
|
||||
av1_tree_to_cdf(tree, probs[j][i], cdf[j][i]); \
|
||||
} \
|
||||
} \
|
||||
} while (0)
|
||||
|
||||
void av1_indices_from_tree(int *ind, int *inv, const aom_tree_index *tree);
|
||||
|
||||
static INLINE void update_cdf(aom_cdf_prob *cdf, int val, int nsymbs) {
|
||||
int rate = 4 + (cdf[nsymbs] > 31) + get_msb(nsymbs);
|
||||
#if CONFIG_LV_MAP
|
||||
if (nsymbs == 2)
|
||||
rate = 4 + (cdf[nsymbs] > 7) + (cdf[nsymbs] > 15) + get_msb(nsymbs);
|
||||
#endif
|
||||
const int rate2 = 5;
|
||||
int rate;
|
||||
int i, tmp;
|
||||
int diff;
|
||||
#if 1
|
||||
const int tmp0 = 1 << rate2;
|
||||
tmp = AOM_ICDF(tmp0);
|
||||
diff = ((CDF_PROB_TOP - (nsymbs << rate2)) >> rate) << rate;
|
||||
// Single loop (faster)
|
||||
#if !CONFIG_ANS
|
||||
for (i = 0; i < nsymbs - 1; ++i, tmp -= tmp0) {
|
||||
tmp -= (i == val ? diff : 0);
|
||||
cdf[i] += ((tmp - cdf[i]) >> rate);
|
||||
}
|
||||
#else
|
||||
for (i = 0; i < nsymbs - 1; ++i, tmp += tmp0) {
|
||||
tmp += (i == val ? diff : 0);
|
||||
cdf[i] -= ((cdf[i] - tmp) >> rate);
|
||||
}
|
||||
#endif
|
||||
#else
|
||||
for (i = 0; i < nsymbs; ++i) {
|
||||
tmp = (i + 1) << rate2;
|
||||
cdf[i] -= ((cdf[i] - tmp) >> rate);
|
||||
}
|
||||
diff = CDF_PROB_TOP - cdf[nsymbs - 1];
|
||||
|
||||
for (i = val; i < nsymbs; ++i) {
|
||||
cdf[i] += diff;
|
||||
static const int nsymbs2speed[17] = { 0, 0, 1, 1, 2, 2, 2, 2, 2,
|
||||
2, 2, 2, 2, 2, 2, 2, 2 };
|
||||
assert(nsymbs < 17);
|
||||
rate = 3 + (cdf[nsymbs] > 15) + (cdf[nsymbs] > 31) +
|
||||
nsymbs2speed[nsymbs]; // + get_msb(nsymbs);
|
||||
tmp = AOM_ICDF(0);
|
||||
|
||||
// Single loop (faster)
|
||||
for (i = 0; i < nsymbs - 1; ++i) {
|
||||
tmp = (i == val) ? 0 : tmp;
|
||||
if (tmp < cdf[i]) {
|
||||
cdf[i] -= ((cdf[i] - tmp) >> rate);
|
||||
} else {
|
||||
cdf[i] += ((tmp - cdf[i]) >> rate);
|
||||
}
|
||||
}
|
||||
#endif
|
||||
cdf[nsymbs] += (cdf[nsymbs] < 32);
|
||||
}
|
||||
|
||||
#if CONFIG_LV_MAP
|
||||
static INLINE void update_bin(aom_cdf_prob *cdf, int val, int nsymbs) {
|
||||
update_cdf(cdf, val, nsymbs);
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
} // extern "C"
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue