Maintenance and minor speedup of libwmapro. Comment unused arrays, fix comment, remove tabs and introduce WMAPRO_FRACT to wma.h to remove magic numbers. Swap operands of fixmul16-call for minor speedup on ARM (+1%).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27617 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 6 insertions, 4 deletions

diff --git a/apps/codecs/libwmapro/wmaprodata.h b/apps/codecs/libwmapro/wmaprodata.h
index ba6ca93..94762f7 100644
--- a/apps/codecs/libwmapro/wmaprodata.h
+++ b/apps/codecs/libwmapro/wmaprodata.h
@@ -31,6 +31,7 @@
 #include <stddef.h>
 #include <stdint.h>
 
+/* rockbox: not used
 const int32_t fixed_sin64[33] = {
     0x00000000, 0xF9B82685, 0xF3742CA3, 0xED37EF92, 0xE70747C5, 0xE0E60686, 
     0xDAD7F3A3, 0xD4E0CB16, 0xCF043AB4, 0xC945DFED, 0xC3A94591, 0xBE31E19C, 
@@ -39,7 +40,7 @@ const int32_t fixed_sin64[33] = {
     0x89BE50C4, 0x877B7BED, 0x8582FAA6, 0x83D60413, 0x8275A0C1, 0x8162AA05, 
     0x809DC972, 0x80277873, 0x80000001, 
 };
-
+*/
 /**
  * @brief frequencies to divide the frequency spectrum into scale factor bands
  */
@@ -50,7 +51,6 @@ static const uint16_t critical_freq[] = {
     9500, 12000,  15500,  20675,  28575,  41375,  63875,
 };
 
-
 /**
  * @name Huffman tables for DPCM-coded scale factors
  * @{
@@ -581,6 +581,7 @@ static const uint8_t symbol_to_vec2[HUFF_VEC2_SIZE] = {
 /**
  * @brief decorrelation matrix for multichannel streams
  **/
+/* rockbox: not used
 static const float default_decorrelation_matrices[] = {
     1.000000,  0.707031, -0.707031,  0.707031,  0.707031,  0.578125,  0.707031,
     0.410156,  0.578125, -0.707031,  0.410156,  0.578125,  0.000000, -0.816406,
@@ -596,10 +597,11 @@ static const float default_decorrelation_matrices[] = {
     0.289062, -0.558594,  0.410156, -0.410156,  0.000000,  0.410156, -0.578125,
     0.410156,  0.410156, -0.558594,  0.500000, -0.410156,  0.289062, -0.148438,
 };
-
+*/
 /**
  * @brief default decorrelation matrix offsets
  */
+/* rockbox: not used
 static const float * const default_decorrelation[] = {
     NULL,
     &default_decorrelation_matrices[0],
@@ -609,5 +611,5 @@ static const float * const default_decorrelation[] = {
     &default_decorrelation_matrices[30],
     &default_decorrelation_matrices[55]
 };
-
+*/
 #endif /* AVCODEC_WMAPRODATA_H */