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Some changes for musepack: Disable SV4-SV6 support (I guess I am the only one who oned such). Remove tabs, perform some minor code beautification and add ICONST_ATTR to some requantization constants.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17438 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann
parent
27bb9986f6
commit
a7a2baa97f
6 changed files with 59 additions and 70 deletions
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@ -43,7 +43,7 @@
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#include "reader.h"
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#include "streaminfo.h"
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#define MPC_SUPPORT_SV456
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//#define MPC_SUPPORT_SV456
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#define SCF_HACK
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enum {
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@ -107,8 +107,6 @@ typedef struct mpc_decoder_t {
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#endif
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mpc_int8_t SCFI_L [32];
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mpc_int8_t SCFI_R [32]; // describes order of transmitted SCF
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//mpc_int32_t DSCF_Reference_L [32];
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//mpc_int32_t DSCF_Reference_R [32]; // holds last frames SCF
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mpc_bool_t MS_Flag[32]; // MS used?
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mpc_uint32_t* SeekTable;
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@ -69,7 +69,7 @@ static const HuffmanTyp mpc_table_Entropie_7 [63] =
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{{4278190080u,8,28},{4261412864u,8,26},{4227858432u,7,-20},{4160749568u,6,8},{4093640704u,6,-8},{4026531840u,6,-9},{3959422976u,6,9},{3925868544u,7,20},{3892314112u,7,21},{3825205248u,6,-10},{3758096384u,6,-11},{3690987520u,6,10},{3623878656u,6,11},{3590324224u,7,-21},{3573547008u,8,29},{3556769792u,8,-29},{3489660928u,6,13},{3422552064u,6,-13},{3355443200u,6,-12},{3288334336u,6,12},{3254779904u,7,-22},{3221225472u,7,22},{3154116608u,6,14},{3087007744u,6,15},{3019898880u,6,-14},{2986344448u,7,-23},{2952790016u,7,23},{2885681152u,6,-15},{2818572288u,6,-16},{2751463424u,6,16},{2717908992u,7,27},{2684354560u,7,-27},{2617245696u,6,17},{2550136832u,6,-17},{2533359616u,8,-30},{2516582400u,8,30},{2483027968u,7,24},{2415919104u,6,-18},{2281701376u,5,-1},{2147483648u,5,1},{2113929216u,7,-24},{2080374784u,7,25},{2013265920u,6,18},{1879048192u,5,-3},{1744830464u,5,3},{1610612736u,5,5},{1476395008u,5,0},{1342177280u,5,-2},{1275068416u,6,19},{1207959552u,6,-19},{1073741824u,5,-5},{939524096u,5,-4},{805306368u,5,-7},{671088640u,5,2},{536870912u,5,4},{402653184u,5,7},{369098752u,7,-25},{335544320u,7,-26},{301989888u,7,-28},{285212672u,8,-31},{268435456u,8,31},{134217728u,5,6},{0u,5,-6},};
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const HuffmanTyp* mpc_table_SampleHuff [18] = {
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NULL,mpc_table_Entropie_1,mpc_table_Entropie_2,mpc_table_Entropie_3,mpc_table_Entropie_4,mpc_table_Entropie_5,mpc_table_Entropie_6,mpc_table_Entropie_7,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL
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NULL,mpc_table_Entropie_1,mpc_table_Entropie_2,mpc_table_Entropie_3,mpc_table_Entropie_4,mpc_table_Entropie_5,mpc_table_Entropie_6,mpc_table_Entropie_7,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL
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};
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#endif //#ifdef MPC_SUPPORT_SV456
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@ -39,7 +39,7 @@
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#include <huffman.h>
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#include <requant.h>
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const HuffmanTyp mpc_table_HuffHdr [10] ICONST_ATTR =
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const HuffmanTyp mpc_table_HuffHdr [10] ICONST_ATTR =
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{{2147483648u,1,0},{1610612736u,3,1},{1577058304u,7,-4},{1568669696u,9,3},{1560281088u,9,4},{1543503872u,8,-5},{1476395008u,6,2},{1342177280u,5,-3},{1073741824u,4,-2},{0u,2,-1},};
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const HuffmanTyp mpc_table_HuffSCFI [ 4] ICONST_ATTR =
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{{2147483648u,1,1},{1610612736u,3,2},{1073741824u,3,0},{0u,2,3},};
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@ -47,35 +47,35 @@ const HuffmanTyp mpc_table_HuffDSCF [16] ICONST_ATTR =
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{{4160749568u,5,5},{4026531840u,5,-4},{3758096384u,4,3},{3489660928u,4,-3},{3221225472u,4,8},{2684354560u,3,1},{2415919104u,4,0},{2281701376u,5,-5},{2214592512u,6,7},{2147483648u,6,-7},{1610612736u,3,-1},{1073741824u,3,2},{805306368u,4,4},{671088640u,5,6},{536870912u,5,-6},{0u,3,-2},};
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static const HuffmanTyp mpc_table_HuffQ1 [2] [3*3*3] ICONST_ATTR = {
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{{3758096384u,3,13},{3690987520u,6,26},{3623878656u,6,0},{3556769792u,6,20},{3489660928u,6,6},{3221225472u,4,14},{2952790016u,4,12},{2684354560u,4,4},{2415919104u,4,22},{2348810240u,6,8},{2281701376u,6,18},{2214592512u,6,24},{2147483648u,6,2},{1879048192u,4,16},{1610612736u,4,10},{1476395008u,5,17},{1342177280u,5,9},{1207959552u,5,1},{1073741824u,5,25},{939524096u,5,5},{805306368u,5,21},{671088640u,5,3},{536870912u,5,11},{402653184u,5,15},{268435456u,5,23},{134217728u,5,19},{0u,5,7},},
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{{2147483648u,1,13},{2113929216u,7,15},{2080374784u,7,1},{2046820352u,7,11},{2013265920u,7,7},{1979711488u,7,17},{1946157056u,7,25},{1912602624u,7,19},{1904214016u,9,8},{1895825408u,9,18},{1887436800u,9,2},{1879048192u,9,24},{1845493760u,7,3},{1811939328u,7,23},{1778384896u,7,21},{1744830464u,7,5},{1728053248u,8,0},{1711276032u,8,26},{1694498816u,8,6},{1677721600u,8,20},{1610612736u,6,9},{1342177280u,4,14},{1073741824u,4,12},{805306368u,4,4},{536870912u,4,22},{268435456u,4,16},{0u,4,10},},
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{{3758096384u,3,13},{3690987520u,6,26},{3623878656u,6,0},{3556769792u,6,20},{3489660928u,6,6},{3221225472u,4,14},{2952790016u,4,12},{2684354560u,4,4},{2415919104u,4,22},{2348810240u,6,8},{2281701376u,6,18},{2214592512u,6,24},{2147483648u,6,2},{1879048192u,4,16},{1610612736u,4,10},{1476395008u,5,17},{1342177280u,5,9},{1207959552u,5,1},{1073741824u,5,25},{939524096u,5,5},{805306368u,5,21},{671088640u,5,3},{536870912u,5,11},{402653184u,5,15},{268435456u,5,23},{134217728u,5,19},{0u,5,7},},
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{{2147483648u,1,13},{2113929216u,7,15},{2080374784u,7,1},{2046820352u,7,11},{2013265920u,7,7},{1979711488u,7,17},{1946157056u,7,25},{1912602624u,7,19},{1904214016u,9,8},{1895825408u,9,18},{1887436800u,9,2},{1879048192u,9,24},{1845493760u,7,3},{1811939328u,7,23},{1778384896u,7,21},{1744830464u,7,5},{1728053248u,8,0},{1711276032u,8,26},{1694498816u,8,6},{1677721600u,8,20},{1610612736u,6,9},{1342177280u,4,14},{1073741824u,4,12},{805306368u,4,4},{536870912u,4,22},{268435456u,4,16},{0u,4,10},},
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};
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static const HuffmanTyp mpc_table_HuffQ2 [2] [5*5] ICONST_ATTR = {
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{{4026531840u,4,13},{3758096384u,4,17},{3489660928u,4,7},{3221225472u,4,11},{3154116608u,6,1},{3087007744u,6,23},{3053453312u,7,4},{3019898880u,7,20},{2986344448u,7,0},{2952790016u,7,24},{2818572288u,5,22},{2684354560u,5,10},{2147483648u,3,12},{2013265920u,5,2},{1879048192u,5,14},{1610612736u,4,6},{1342177280u,4,18},{1073741824u,4,8},{805306368u,4,16},{671088640u,5,9},{536870912u,5,5},{402653184u,5,15},{268435456u,5,21},{134217728u,5,19},{0u,5,3},},
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{{4160749568u,5,18},{4026531840u,5,6},{3892314112u,5,8},{3875536896u,8,3},{3871342592u,10,24},{3867148288u,10,4},{3862953984u,10,0},{3858759680u,10,20},{3825205248u,7,23},{3791650816u,7,1},{3758096384u,7,19},{3623878656u,5,16},{3590324224u,7,15},{3556769792u,7,21},{3523215360u,7,9},{3489660928u,7,5},{3422552064u,6,2},{3355443200u,6,10},{3288334336u,6,14},{3221225472u,6,22},{2147483648u,2,12},{1610612736u,3,13},{1073741824u,3,17},{536870912u,3,11},{0u,3,7},},
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{{4026531840u,4,13},{3758096384u,4,17},{3489660928u,4,7},{3221225472u,4,11},{3154116608u,6,1},{3087007744u,6,23},{3053453312u,7,4},{3019898880u,7,20},{2986344448u,7,0},{2952790016u,7,24},{2818572288u,5,22},{2684354560u,5,10},{2147483648u,3,12},{2013265920u,5,2},{1879048192u,5,14},{1610612736u,4,6},{1342177280u,4,18},{1073741824u,4,8},{805306368u,4,16},{671088640u,5,9},{536870912u,5,5},{402653184u,5,15},{268435456u,5,21},{134217728u,5,19},{0u,5,3},},
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{{4160749568u,5,18},{4026531840u,5,6},{3892314112u,5,8},{3875536896u,8,3},{3871342592u,10,24},{3867148288u,10,4},{3862953984u,10,0},{3858759680u,10,20},{3825205248u,7,23},{3791650816u,7,1},{3758096384u,7,19},{3623878656u,5,16},{3590324224u,7,15},{3556769792u,7,21},{3523215360u,7,9},{3489660928u,7,5},{3422552064u,6,2},{3355443200u,6,10},{3288334336u,6,14},{3221225472u,6,22},{2147483648u,2,12},{1610612736u,3,13},{1073741824u,3,17},{536870912u,3,11},{0u,3,7},},
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};
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static const HuffmanTyp mpc_table_HuffQ3 [2] [ 7] ICONST_ATTR = {
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{{3758096384u,3,1},{3489660928u,4,3},{3221225472u,4,-3},{2684354560u,3,2},{2147483648u,3,-2},{1073741824u,2,0},{0u,2,-1},},
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{{3221225472u,2,0},{2147483648u,2,-1},{1073741824u,2,1},{805306368u,4,-2},{671088640u,5,3},{536870912u,5,-3},{0u,3,2},},
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{{3758096384u,3,1},{3489660928u,4,3},{3221225472u,4,-3},{2684354560u,3,2},{2147483648u,3,-2},{1073741824u,2,0},{0u,2,-1},},
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{{3221225472u,2,0},{2147483648u,2,-1},{1073741824u,2,1},{805306368u,4,-2},{671088640u,5,3},{536870912u,5,-3},{0u,3,2},},
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};
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static const HuffmanTyp mpc_table_HuffQ4 [2] [ 9] ICONST_ATTR = {
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{{3758096384u,3,0},{3221225472u,3,-1},{2684354560u,3,1},{2147483648u,3,-2},{1610612736u,3,2},{1342177280u,4,-4},{1073741824u,4,4},{536870912u,3,3},{0u,3,-3},},
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{{3758096384u,3,1},{3489660928u,4,2},{3221225472u,4,-3},{2147483648u,2,0},{1610612736u,3,-2},{1342177280u,4,3},{1207959552u,5,-4},{1073741824u,5,4},{0u,2,-1},},
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{{3758096384u,3,0},{3221225472u,3,-1},{2684354560u,3,1},{2147483648u,3,-2},{1610612736u,3,2},{1342177280u,4,-4},{1073741824u,4,4},{536870912u,3,3},{0u,3,-3},},
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{{3758096384u,3,1},{3489660928u,4,2},{3221225472u,4,-3},{2147483648u,2,0},{1610612736u,3,-2},{1342177280u,4,3},{1207959552u,5,-4},{1073741824u,5,4},{0u,2,-1},},
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};
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static const HuffmanTyp mpc_table_HuffQ5 [2] [15] ICONST_ATTR = {
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{{4026531840u,4,2},{3892314112u,5,5},{3825205248u,6,-7},{3758096384u,6,7},{3489660928u,4,-3},{3221225472u,4,3},{3087007744u,5,-6},{2952790016u,5,6},{2684354560u,4,-4},{2415919104u,4,4},{2147483648u,4,-5},{1610612736u,3,0},{1073741824u,3,-1},{536870912u,3,1},{0u,3,-2},},
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{{4026531840u,4,3},{3892314112u,5,4},{3858759680u,7,6},{3841982464u,8,-7},{3825205248u,8,7},{3758096384u,6,-6},{3221225472u,3,0},{2684354560u,3,-1},{2147483648u,3,1},{1610612736u,3,-2},{1073741824u,3,2},{939524096u,5,-5},{805306368u,5,5},{536870912u,4,-4},{0u,3,-3},},
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{{4026531840u,4,2},{3892314112u,5,5},{3825205248u,6,-7},{3758096384u,6,7},{3489660928u,4,-3},{3221225472u,4,3},{3087007744u,5,-6},{2952790016u,5,6},{2684354560u,4,-4},{2415919104u,4,4},{2147483648u,4,-5},{1610612736u,3,0},{1073741824u,3,-1},{536870912u,3,1},{0u,3,-2},},
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{{4026531840u,4,3},{3892314112u,5,4},{3858759680u,7,6},{3841982464u,8,-7},{3825205248u,8,7},{3758096384u,6,-6},{3221225472u,3,0},{2684354560u,3,-1},{2147483648u,3,1},{1610612736u,3,-2},{1073741824u,3,2},{939524096u,5,-5},{805306368u,5,5},{536870912u,4,-4},{0u,3,-3},},
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};
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static const HuffmanTyp mpc_table_HuffQ6 [2] [31] ICONST_ATTR = {
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{{4160749568u,5,3},{4026531840u,5,-4},{3959422976u,6,-11},{3892314112u,6,12},{3758096384u,5,4},{3623878656u,5,6},{3489660928u,5,-5},{3355443200u,5,5},{3221225472u,5,7},{3087007744u,5,-7},{3019898880u,6,-12},{2952790016u,6,-13},{2818572288u,5,-6},{2684354560u,5,8},{2550136832u,5,-8},{2415919104u,5,9},{2281701376u,5,-9},{2214592512u,6,13},{2181038080u,7,-15},{2147483648u,7,15},{1879048192u,4,0},{1744830464u,5,-10},{1610612736u,5,10},{1342177280u,4,-1},{1073741824u,4,2},{805306368u,4,1},{536870912u,4,-2},{469762048u,6,14},{402653184u,6,-14},{268435456u,5,11},{0u,4,-3},},
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{{4160749568u,5,-6},{4026531840u,5,6},{3758096384u,4,1},{3489660928u,4,-1},{3456106496u,7,10},{3422552064u,7,-10},{3405774848u,8,-11},{3397386240u,9,-12},{3395289088u,11,13},{3394764800u,13,15},{3394240512u,13,-14},{3393716224u,13,14},{3393191936u,13,-15},{3388997632u,10,-13},{3372220416u,8,11},{3355443200u,8,12},{3288334336u,6,-9},{3221225472u,6,9},{2952790016u,4,-2},{2684354560u,4,2},{2415919104u,4,3},{2147483648u,4,-3},{2013265920u,5,-7},{1879048192u,5,7},{1610612736u,4,-4},{1342177280u,4,4},{1207959552u,5,-8},{1073741824u,5,8},{805306368u,4,5},{536870912u,4,-5},{0u,3,0},},
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{{4160749568u,5,3},{4026531840u,5,-4},{3959422976u,6,-11},{3892314112u,6,12},{3758096384u,5,4},{3623878656u,5,6},{3489660928u,5,-5},{3355443200u,5,5},{3221225472u,5,7},{3087007744u,5,-7},{3019898880u,6,-12},{2952790016u,6,-13},{2818572288u,5,-6},{2684354560u,5,8},{2550136832u,5,-8},{2415919104u,5,9},{2281701376u,5,-9},{2214592512u,6,13},{2181038080u,7,-15},{2147483648u,7,15},{1879048192u,4,0},{1744830464u,5,-10},{1610612736u,5,10},{1342177280u,4,-1},{1073741824u,4,2},{805306368u,4,1},{536870912u,4,-2},{469762048u,6,14},{402653184u,6,-14},{268435456u,5,11},{0u,4,-3},},
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{{4160749568u,5,-6},{4026531840u,5,6},{3758096384u,4,1},{3489660928u,4,-1},{3456106496u,7,10},{3422552064u,7,-10},{3405774848u,8,-11},{3397386240u,9,-12},{3395289088u,11,13},{3394764800u,13,15},{3394240512u,13,-14},{3393716224u,13,14},{3393191936u,13,-15},{3388997632u,10,-13},{3372220416u,8,11},{3355443200u,8,12},{3288334336u,6,-9},{3221225472u,6,9},{2952790016u,4,-2},{2684354560u,4,2},{2415919104u,4,3},{2147483648u,4,-3},{2013265920u,5,-7},{1879048192u,5,7},{1610612736u,4,-4},{1342177280u,4,4},{1207959552u,5,-8},{1073741824u,5,8},{805306368u,4,5},{536870912u,4,-5},{0u,3,0},},
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};
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static const HuffmanTyp mpc_table_HuffQ7 [2] [63] ICONST_ATTR = {
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{{4227858432u,6,7},{4160749568u,6,8},{4093640704u,6,9},{4026531840u,6,-8},{3959422976u,6,11},{3925868544u,7,21},{3909091328u,8,-28},{3892314112u,8,28},{3825205248u,6,-9},{3791650816u,7,-22},{3758096384u,7,-21},{3690987520u,6,-10},{3623878656u,6,-11},{3556769792u,6,10},{3489660928u,6,12},{3422552064u,6,-13},{3388997632u,7,22},{3355443200u,7,23},{3288334336u,6,-12},{3221225472u,6,13},{3154116608u,6,14},{3087007744u,6,-14},{3053453312u,7,-23},{3036676096u,8,-29},{3019898880u,8,29},{2952790016u,6,-15},{2885681152u,6,15},{2818572288u,6,16},{2751463424u,6,-16},{2717908992u,7,-24},{2684354560u,7,24},{2617245696u,6,17},{2583691264u,7,-25},{2566914048u,8,-30},{2550136832u,8,30},{2483027968u,6,-17},{2415919104u,6,18},{2348810240u,6,-18},{2315255808u,7,25},{2281701376u,7,26},{2214592512u,6,19},{2181038080u,7,-26},{2147483648u,7,-27},{2013265920u,5,2},{1946157056u,6,-19},{1879048192u,6,20},{1744830464u,5,-1},{1728053248u,8,-31},{1711276032u,8,31},{1677721600u,7,27},{1610612736u,6,-20},{1476395008u,5,1},{1342177280u,5,-5},{1207959552u,5,-3},{1073741824u,5,3},{939524096u,5,0},{805306368u,5,-2},{671088640u,5,-4},{536870912u,5,4},{402653184u,5,5},{268435456u,5,-6},{134217728u,5,6},{0u,5,-7},},
|
||||
{{4160749568u,5,-1},{4026531840u,5,2},{3892314112u,5,-2},{3758096384u,5,3},{3741319168u,8,-20},{3737124864u,10,24},{3736862720u,14,28},{3736600576u,14,-28},{3736338432u,14,-30},{3736076288u,14,30},{3735027712u,12,-27},{3734765568u,14,29},{3734503424u,14,-29},{3734241280u,14,31},{3733979136u,14,-31},{3732930560u,12,27},{3724541952u,9,-22},{3690987520u,7,-17},{3623878656u,6,-11},{3489660928u,5,-3},{3355443200u,5,4},{3221225472u,5,-4},{3187671040u,7,17},{3170893824u,8,20},{3162505216u,9,22},{3158310912u,10,-25},{3154116608u,10,-26},{3087007744u,6,12},{2952790016u,5,5},{2818572288u,5,-5},{2684354560u,5,6},{2550136832u,5,-6},{2483027968u,6,-12},{2449473536u,7,-18},{2415919104u,7,18},{2348810240u,6,13},{2281701376u,6,-13},{2147483648u,5,-7},{2080374784u,6,14},{2063597568u,8,21},{2046820352u,8,-21},{2013265920u,7,-19},{1879048192u,5,7},{1744830464u,5,8},{1677721600u,6,-14},{1610612736u,6,-15},{1476395008u,5,-8},{1409286144u,6,15},{1375731712u,7,19},{1371537408u,10,25},{1367343104u,10,26},{1358954496u,9,-23},{1350565888u,9,23},{1342177280u,9,-24},{1207959552u,5,-9},{1073741824u,5,9},{1006632960u,6,16},{939524096u,6,-16},{805306368u,5,10},{536870912u,4,0},{402653184u,5,-10},{268435456u,5,11},{0u,4,1},},
|
||||
{{4227858432u,6,7},{4160749568u,6,8},{4093640704u,6,9},{4026531840u,6,-8},{3959422976u,6,11},{3925868544u,7,21},{3909091328u,8,-28},{3892314112u,8,28},{3825205248u,6,-9},{3791650816u,7,-22},{3758096384u,7,-21},{3690987520u,6,-10},{3623878656u,6,-11},{3556769792u,6,10},{3489660928u,6,12},{3422552064u,6,-13},{3388997632u,7,22},{3355443200u,7,23},{3288334336u,6,-12},{3221225472u,6,13},{3154116608u,6,14},{3087007744u,6,-14},{3053453312u,7,-23},{3036676096u,8,-29},{3019898880u,8,29},{2952790016u,6,-15},{2885681152u,6,15},{2818572288u,6,16},{2751463424u,6,-16},{2717908992u,7,-24},{2684354560u,7,24},{2617245696u,6,17},{2583691264u,7,-25},{2566914048u,8,-30},{2550136832u,8,30},{2483027968u,6,-17},{2415919104u,6,18},{2348810240u,6,-18},{2315255808u,7,25},{2281701376u,7,26},{2214592512u,6,19},{2181038080u,7,-26},{2147483648u,7,-27},{2013265920u,5,2},{1946157056u,6,-19},{1879048192u,6,20},{1744830464u,5,-1},{1728053248u,8,-31},{1711276032u,8,31},{1677721600u,7,27},{1610612736u,6,-20},{1476395008u,5,1},{1342177280u,5,-5},{1207959552u,5,-3},{1073741824u,5,3},{939524096u,5,0},{805306368u,5,-2},{671088640u,5,-4},{536870912u,5,4},{402653184u,5,5},{268435456u,5,-6},{134217728u,5,6},{0u,5,-7},},
|
||||
{{4160749568u,5,-1},{4026531840u,5,2},{3892314112u,5,-2},{3758096384u,5,3},{3741319168u,8,-20},{3737124864u,10,24},{3736862720u,14,28},{3736600576u,14,-28},{3736338432u,14,-30},{3736076288u,14,30},{3735027712u,12,-27},{3734765568u,14,29},{3734503424u,14,-29},{3734241280u,14,31},{3733979136u,14,-31},{3732930560u,12,27},{3724541952u,9,-22},{3690987520u,7,-17},{3623878656u,6,-11},{3489660928u,5,-3},{3355443200u,5,4},{3221225472u,5,-4},{3187671040u,7,17},{3170893824u,8,20},{3162505216u,9,22},{3158310912u,10,-25},{3154116608u,10,-26},{3087007744u,6,12},{2952790016u,5,5},{2818572288u,5,-5},{2684354560u,5,6},{2550136832u,5,-6},{2483027968u,6,-12},{2449473536u,7,-18},{2415919104u,7,18},{2348810240u,6,13},{2281701376u,6,-13},{2147483648u,5,-7},{2080374784u,6,14},{2063597568u,8,21},{2046820352u,8,-21},{2013265920u,7,-19},{1879048192u,5,7},{1744830464u,5,8},{1677721600u,6,-14},{1610612736u,6,-15},{1476395008u,5,-8},{1409286144u,6,15},{1375731712u,7,19},{1371537408u,10,25},{1367343104u,10,26},{1358954496u,9,-23},{1350565888u,9,23},{1342177280u,9,-24},{1207959552u,5,-9},{1073741824u,5,9},{1006632960u,6,16},{939524096u,6,-16},{805306368u,5,10},{536870912u,4,0},{402653184u,5,-10},{268435456u,5,11},{0u,4,1},},
|
||||
};
|
||||
|
||||
const HuffmanTyp* mpc_table_HuffQ [2] [8] = {
|
||||
{0,mpc_table_HuffQ1[0],mpc_table_HuffQ2[0],mpc_table_HuffQ3[0],mpc_table_HuffQ4[0],mpc_table_HuffQ5[0],mpc_table_HuffQ6[0],mpc_table_HuffQ7[0]},
|
||||
{0,mpc_table_HuffQ1[1],mpc_table_HuffQ2[1],mpc_table_HuffQ3[1],mpc_table_HuffQ4[1],mpc_table_HuffQ5[1],mpc_table_HuffQ6[1],mpc_table_HuffQ7[1]},
|
||||
{0,mpc_table_HuffQ1[0],mpc_table_HuffQ2[0],mpc_table_HuffQ3[0],mpc_table_HuffQ4[0],mpc_table_HuffQ5[0],mpc_table_HuffQ6[0],mpc_table_HuffQ7[0]},
|
||||
{0,mpc_table_HuffQ1[1],mpc_table_HuffQ2[1],mpc_table_HuffQ3[1],mpc_table_HuffQ4[1],mpc_table_HuffQ5[1],mpc_table_HuffQ6[1],mpc_table_HuffQ7[1]},
|
||||
};
|
||||
|
|
|
|||
|
|
@ -87,7 +87,8 @@ mpc_uint8_t LUT5_0 [1<< 6];
|
|||
mpc_uint8_t LUT5_1 [1<< 8]; // 320 Bytes
|
||||
mpc_uint8_t LUT6_0 [1<< 7];
|
||||
mpc_uint8_t LUT6_1 [1<< 7]; // 256 Bytes
|
||||
mpc_uint8_t LUT7_0 [1<< 8];mpc_uint8_t LUT7_1 [1<< 8]; // 512 Bytes
|
||||
mpc_uint8_t LUT7_0 [1<< 8];
|
||||
mpc_uint8_t LUT7_1 [1<< 8]; // 512 Bytes
|
||||
mpc_uint8_t LUTDSCF [1<< 6]; // 64 Bytes = 2976 Bytes
|
||||
|
||||
//------------------------------------------------------------------------------
|
||||
|
|
@ -95,9 +96,6 @@ mpc_uint8_t LUTDSCF [1<< 6]; // 64 Bytes = 2976 Bytes
|
|||
//------------------------------------------------------------------------------
|
||||
enum
|
||||
{
|
||||
EQ_TAP = 13, // length of FIR filter for EQ
|
||||
DELAY = ((EQ_TAP + 1) / 2), // delay of FIR
|
||||
FIR_BANDS = 4, // number of subbands to be FIR filtered
|
||||
MEMSIZE = MPC_DECODER_MEMSIZE, // overall buffer size
|
||||
MEMSIZE2 = (MEMSIZE/2), // size of one buffer
|
||||
MEMMASK = (MEMSIZE-1)
|
||||
|
|
@ -226,6 +224,7 @@ mpc_decoder_make_huffman_lookup(
|
|||
return;
|
||||
}
|
||||
|
||||
#ifdef MPC_SUPPORT_SV456
|
||||
// decode SCFI-bundle (sv4,5,6)
|
||||
static void
|
||||
mpc_decoder_scfi_bundle_read(
|
||||
|
|
@ -273,6 +272,7 @@ mpc_decoder_huffman_decode(mpc_decoder *d, const HuffmanTyp *Table)
|
|||
|
||||
return Table->Value;
|
||||
}
|
||||
#endif
|
||||
|
||||
// faster huffman through previewing less bits
|
||||
// works with maximum lengths up to 10
|
||||
|
|
@ -391,28 +391,26 @@ mpc_decoder_reset_globals(mpc_decoder *d)
|
|||
{
|
||||
mpc_decoder_reset_bitstream_decode(d);
|
||||
|
||||
d->DecodedFrames = 0;
|
||||
d->SeekTableIndex = 0;
|
||||
d->DecodedFrames = 0;
|
||||
d->SeekTableIndex = 0;
|
||||
d->MaxDecodedFrames = 0;
|
||||
d->StreamVersion = 0;
|
||||
d->MS_used = 0;
|
||||
d->StreamVersion = 0;
|
||||
d->MS_used = 0;
|
||||
|
||||
memset(d->Y_L , 0, sizeof Y_L );
|
||||
memset(d->Y_R , 0, sizeof Y_R );
|
||||
memset(d->SCF_Index_L , 0, sizeof d->SCF_Index_L );
|
||||
memset(d->SCF_Index_R , 0, sizeof d->SCF_Index_R );
|
||||
memset(d->Res_L , 0, sizeof d->Res_L );
|
||||
memset(d->Res_R , 0, sizeof d->Res_R );
|
||||
memset(d->SCFI_L , 0, sizeof d->SCFI_L );
|
||||
memset(d->SCFI_R , 0, sizeof d->SCFI_R );
|
||||
memset(d->SCF_Index_L , 0, sizeof d->SCF_Index_L);
|
||||
memset(d->SCF_Index_R , 0, sizeof d->SCF_Index_R);
|
||||
memset(d->Res_L , 0, sizeof d->Res_L );
|
||||
memset(d->Res_R , 0, sizeof d->Res_R );
|
||||
memset(d->SCFI_L , 0, sizeof d->SCFI_L );
|
||||
memset(d->SCFI_R , 0, sizeof d->SCFI_R );
|
||||
#ifdef MPC_SUPPORT_SV456
|
||||
memset(d->DSCF_Flag_L , 0, sizeof d->DSCF_Flag_L );
|
||||
memset(d->DSCF_Flag_R , 0, sizeof d->DSCF_Flag_R );
|
||||
memset(d->DSCF_Flag_L , 0, sizeof d->DSCF_Flag_L);
|
||||
memset(d->DSCF_Flag_R , 0, sizeof d->DSCF_Flag_R);
|
||||
#endif
|
||||
//memset(d->DSCF_Reference_L, 0, sizeof d->DSCF_Reference_L );
|
||||
//memset(d->DSCF_Reference_R, 0, sizeof d->DSCF_Reference_R );
|
||||
memset(d->Q , 0, sizeof d->Q );
|
||||
memset(d->MS_Flag , 0, sizeof d->MS_Flag );
|
||||
memset(d->Q , 0, sizeof d->Q );
|
||||
memset(d->MS_Flag , 0, sizeof d->MS_Flag );
|
||||
}
|
||||
|
||||
mpc_uint32_t
|
||||
|
|
@ -856,7 +854,6 @@ mpc_decoder_read_bitstream_sv6(mpc_decoder *d)
|
|||
/*********** DSCF ************/
|
||||
if (d->DSCF_Flag_L[n]==1)
|
||||
{
|
||||
//L[2] = d->DSCF_Reference_L[n];
|
||||
switch (d->SCFI_L[n])
|
||||
{
|
||||
case 3:
|
||||
|
|
@ -914,12 +911,9 @@ mpc_decoder_read_bitstream_sv6(mpc_decoder *d)
|
|||
break;
|
||||
}
|
||||
}
|
||||
// update Reference for DSCF
|
||||
//d->DSCF_Reference_L[n] = L[2];
|
||||
}
|
||||
if (*ResR)
|
||||
{
|
||||
//R[2] = d->DSCF_Reference_R[n];
|
||||
/*********** DSCF ************/
|
||||
if (d->DSCF_Flag_R[n]==1)
|
||||
{
|
||||
|
|
@ -1086,7 +1080,6 @@ mpc_decoder_read_bitstream_sv7(mpc_decoder *d, mpc_bool_t fastSeeking)
|
|||
for (n=0; n<=Max_used_Band; ++n, ++ResL, ++ResR, L+=3, R+=3) {
|
||||
if (*ResL)
|
||||
{
|
||||
//L[2] = d->DSCF_Reference_L[n];
|
||||
switch (d->SCFI_L[n])
|
||||
{
|
||||
case 1:
|
||||
|
|
@ -1663,8 +1656,6 @@ void mpc_decoder_reset_state(mpc_decoder *d) {
|
|||
memset(d->DSCF_Flag_L , 0, sizeof d->DSCF_Flag_L );
|
||||
memset(d->DSCF_Flag_R , 0, sizeof d->DSCF_Flag_R );
|
||||
#endif
|
||||
//memset(d->DSCF_Reference_L, 0, sizeof d->DSCF_Reference_L );
|
||||
//memset(d->DSCF_Reference_R, 0, sizeof d->DSCF_Reference_R );
|
||||
memset(d->Q , 0, sizeof d->Q );
|
||||
memset(d->MS_Flag , 0, sizeof d->MS_Flag );
|
||||
|
||||
|
|
|
|||
|
|
@ -44,19 +44,19 @@
|
|||
/// a functional reader.
|
||||
typedef struct mpc_reader_t {
|
||||
/// Reads size bytes of data into buffer at ptr.
|
||||
mpc_int32_t (*read)(void *t, void *ptr, mpc_int32_t size);
|
||||
mpc_int32_t (*read)(void *t, void *ptr, mpc_int32_t size);
|
||||
|
||||
/// Seeks to byte position offset.
|
||||
mpc_bool_t (*seek)(void *t, mpc_int32_t offset);
|
||||
mpc_bool_t (*seek)(void *t, mpc_int32_t offset);
|
||||
|
||||
/// Returns the current byte offset in the stream.
|
||||
mpc_int32_t (*tell)(void *t);
|
||||
mpc_int32_t (*tell)(void *t);
|
||||
|
||||
/// Returns the total length of the source stream, in bytes.
|
||||
mpc_int32_t (*get_size)(void *t);
|
||||
mpc_int32_t (*get_size)(void *t);
|
||||
|
||||
/// True if the stream is a seekable stream.
|
||||
mpc_bool_t (*canseek)(void *t);
|
||||
mpc_bool_t (*canseek)(void *t);
|
||||
|
||||
/// Field that can be used to identify a particular instance of
|
||||
/// reader or carry along data associated with that reader.
|
||||
|
|
@ -65,7 +65,7 @@ typedef struct mpc_reader_t {
|
|||
} mpc_reader;
|
||||
/* No standard STDIO based reader in Rockbox
|
||||
typedef struct mpc_reader_file_t {
|
||||
mpc_reader reader;
|
||||
mpc_reader reader;
|
||||
|
||||
FILE *file;
|
||||
long file_size;
|
||||
|
|
|
|||
|
|
@ -41,7 +41,7 @@
|
|||
|
||||
/* C O N S T A N T S */
|
||||
// bits per sample for chosen quantizer
|
||||
const mpc_uint32_t Res_bit [18] = {
|
||||
const mpc_uint32_t Res_bit [18] ICONST_ATTR = {
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16
|
||||
};
|
||||
|
||||
|
|
@ -50,7 +50,7 @@ const mpc_uint32_t Res_bit [18] = {
|
|||
|
||||
#define _(X) MAKE_MPC_SAMPLE_EX(X,14)
|
||||
|
||||
const MPC_SAMPLE_FORMAT __Cc [1 + 18] = {
|
||||
const MPC_SAMPLE_FORMAT __Cc [1 + 18] ICONST_ATTR = {
|
||||
_(111.285962475327f), // 32768/2/255*sqrt(3)
|
||||
_(65536.000000000000f), _(21845.333333333332f), _(13107.200000000001f), _(9362.285714285713f),
|
||||
_(7281.777777777777f), _(4369.066666666666f), _(2114.064516129032f), _(1040.253968253968f),
|
||||
|
|
@ -63,7 +63,7 @@ const MPC_SAMPLE_FORMAT __Cc [1 + 18] = {
|
|||
|
||||
// offset for requantization
|
||||
// 2*D+1 = steps of quantizer
|
||||
const mpc_int32_t __Dc [1 + 18] = {
|
||||
const mpc_int32_t __Dc [1 + 18] ICONST_ATTR = {
|
||||
2,
|
||||
0, 1, 2, 3, 4, 7, 15, 31, 63,
|
||||
127, 255, 511, 1023, 2047, 4095, 8191, 16383, 32767
|
||||
|
|
@ -72,12 +72,12 @@ const mpc_int32_t __Dc [1 + 18] = {
|
|||
#ifdef MPC_FIXED_POINT
|
||||
static mpc_uint32_t find_shift(double fval)
|
||||
{
|
||||
mpc_int64_t val = (mpc_int64_t)fval;
|
||||
mpc_uint32_t ptr = 0;
|
||||
if (val<0) val = -val;
|
||||
while(val) {val>>=1;ptr++;}
|
||||
mpc_int64_t val = (mpc_int64_t)fval;
|
||||
mpc_uint32_t ptr = 0;
|
||||
if (val<0) val = -val;
|
||||
while(val) {val>>=1;ptr++;}
|
||||
|
||||
return ptr > 31 ? 0 : 31 - ptr;
|
||||
return ptr > 31 ? 0 : 31 - ptr;
|
||||
}
|
||||
#endif
|
||||
|
||||
|
|
@ -92,22 +92,22 @@ mpc_decoder_scale_output(mpc_decoder *d, double factor)
|
|||
double f1;
|
||||
double f2;
|
||||
#ifndef MPC_FIXED_POINT
|
||||
factor *= 1.0 / (double)(1<<(MPC_FIXED_POINT_SHIFT-1));
|
||||
factor *= 1.0 / (double)(1<<(MPC_FIXED_POINT_SHIFT-1));
|
||||
#else
|
||||
factor *= 1.0 / (double)(1<<(16 - MPC_FIXED_POINT_SHIFT));
|
||||
factor *= 1.0 / (double)(1<<(16 - MPC_FIXED_POINT_SHIFT));
|
||||
#endif
|
||||
f1 = f2 = factor;
|
||||
|
||||
// handles +1.58...-98.41 dB, where's scf[n] / scf[n-1] = 1.20050805774840750476
|
||||
|
||||
SET_SCF(1,factor);
|
||||
|
||||
SET_SCF(1,factor);
|
||||
|
||||
f1 *= 0.83298066476582673961;
|
||||
f2 *= 1/0.83298066476582673961;
|
||||
f1 *= 0.83298066476582673961;
|
||||
f2 *= 1/0.83298066476582673961;
|
||||
|
||||
for ( n = 1; n <= 128; n++ ) {
|
||||
SET_SCF((unsigned char)(1+n),f1);
|
||||
SET_SCF((unsigned char)(1-n),f2);
|
||||
SET_SCF((unsigned char)(1+n),f1);
|
||||
SET_SCF((unsigned char)(1-n),f2);
|
||||
f1 *= 0.83298066476582673961;
|
||||
f2 *= 1/0.83298066476582673961;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue