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

6 files changed, 59 insertions, 70 deletions

diff --git a/apps/codecs/libmusepack/decoder.h b/apps/codecs/libmusepack/decoder.h
index d65f6dcfb3..bbd1aa9610 100644
--- a/apps/codecs/libmusepack/decoder.h
+++ b/apps/codecs/libmusepack/decoder.h
@@ -43,7 +43,7 @@
 #include "reader.h"
 #include "streaminfo.h"
 
-#define MPC_SUPPORT_SV456
+//#define MPC_SUPPORT_SV456
 #define SCF_HACK
 
 enum {
@@ -107,8 +107,6 @@ typedef struct mpc_decoder_t {
 #endif
     mpc_int8_t    SCFI_L [32];
     mpc_int8_t    SCFI_R [32];                // describes order of transmitted SCF
-    //mpc_int32_t   DSCF_Reference_L [32];
-    //mpc_int32_t   DSCF_Reference_R [32];      // holds last frames SCF
     mpc_bool_t    MS_Flag[32];                // MS used?
 
     mpc_uint32_t* SeekTable;
diff --git a/apps/codecs/libmusepack/huffsv46.c b/apps/codecs/libmusepack/huffsv46.c
index 3e0fb3ed93..833b64b454 100644
--- a/apps/codecs/libmusepack/huffsv46.c
+++ b/apps/codecs/libmusepack/huffsv46.c
@@ -69,7 +69,7 @@ static const HuffmanTyp    mpc_table_Entropie_7 [63] =
 {{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},};
 
 const HuffmanTyp*   mpc_table_SampleHuff [18] = {
-	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
+    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
 };
 
 #endif //#ifdef MPC_SUPPORT_SV456
diff --git a/apps/codecs/libmusepack/huffsv7.c b/apps/codecs/libmusepack/huffsv7.c
index 5611595281..ae2b902ea7 100644
--- a/apps/codecs/libmusepack/huffsv7.c
+++ b/apps/codecs/libmusepack/huffsv7.c
@@ -39,7 +39,7 @@
 #include <huffman.h>
 #include <requant.h>
 
-const HuffmanTyp	mpc_table_HuffHdr  [10] ICONST_ATTR = 
+const HuffmanTyp    mpc_table_HuffHdr  [10] ICONST_ATTR = 
 {{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},};
 const HuffmanTyp    mpc_table_HuffSCFI [ 4] ICONST_ATTR =
 {{2147483648u,1,1},{1610612736u,3,2},{1073741824u,3,0},{0u,2,3},};
@@ -47,35 +47,35 @@ const HuffmanTyp    mpc_table_HuffDSCF [16] ICONST_ATTR =
 {{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},};
 
 static const HuffmanTyp    mpc_table_HuffQ1 [2] [3*3*3] ICONST_ATTR = {
-	{{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},},
-	{{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},},
+    {{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},},
+    {{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},},
 };
 static const HuffmanTyp    mpc_table_HuffQ2 [2] [5*5] ICONST_ATTR = {
-	{{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},},
-	{{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},},
+    {{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},},
+    {{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},},
 };
 static const HuffmanTyp    mpc_table_HuffQ3 [2] [ 7] ICONST_ATTR = {
-	{{3758096384u,3,1},{3489660928u,4,3},{3221225472u,4,-3},{2684354560u,3,2},{2147483648u,3,-2},{1073741824u,2,0},{0u,2,-1},},
-	{{3221225472u,2,0},{2147483648u,2,-1},{1073741824u,2,1},{805306368u,4,-2},{671088640u,5,3},{536870912u,5,-3},{0u,3,2},},
+    {{3758096384u,3,1},{3489660928u,4,3},{3221225472u,4,-3},{2684354560u,3,2},{2147483648u,3,-2},{1073741824u,2,0},{0u,2,-1},},
+    {{3221225472u,2,0},{2147483648u,2,-1},{1073741824u,2,1},{805306368u,4,-2},{671088640u,5,3},{536870912u,5,-3},{0u,3,2},},
 };
 static const HuffmanTyp    mpc_table_HuffQ4 [2] [ 9] ICONST_ATTR = {
-	{{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},},
-	{{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},},
+    {{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},},
+    {{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},},
 };
 static const HuffmanTyp    mpc_table_HuffQ5 [2] [15] ICONST_ATTR = {
-	{{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},},
-	{{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},},
+    {{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},},
+    {{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},},
 };
 static const HuffmanTyp    mpc_table_HuffQ6 [2] [31] ICONST_ATTR = {
-	{{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},},
-	{{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},},
+    {{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},},
+    {{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},},
 };
 static const HuffmanTyp    mpc_table_HuffQ7 [2] [63] ICONST_ATTR = {
-	{{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]},
 };
diff --git a/apps/codecs/libmusepack/mpc_decoder.c b/apps/codecs/libmusepack/mpc_decoder.c
index a5a24d6c8a..f3aff7e54b 100644
--- a/apps/codecs/libmusepack/mpc_decoder.c
+++ b/apps/codecs/libmusepack/mpc_decoder.c
@@ -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          );
 
diff --git a/apps/codecs/libmusepack/reader.h b/apps/codecs/libmusepack/reader.h
index 83ef589e8f..397319b292 100644
--- a/apps/codecs/libmusepack/reader.h
+++ b/apps/codecs/libmusepack/reader.h
@@ -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;
diff --git a/apps/codecs/libmusepack/requant.c b/apps/codecs/libmusepack/requant.c
index 6b77585d32..3282286d74 100644
--- a/apps/codecs/libmusepack/requant.c
+++ b/apps/codecs/libmusepack/requant.c
@@ -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;
     }