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| author | Jovan Zelincevic <jovan.zelincevic@imgtec.com> | 2015-06-30 11:53:04 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-07-09 14:41:19 +0200 |
| commit | 08be74ac8154e4a8936b7023cc3a7f5396fb182c (patch) | |
| tree | 525d36863acea79bb815a2ce3a28db565a952f6e /libavcodec/aacdectab.h | |
| parent | f497a9e84edb24c99a9043e1b21c7e48f3908e87 (diff) | |
| download | ffmpeg-08be74ac8154e4a8936b7023cc3a7f5396fb182c.tar.gz | |
libavcodec: Implementation of AAC_fixed_decoder (LC-module) [2/4]
Add fixed point implementation of functions for generating tables
Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/aacdectab.h')
| -rw-r--r-- | libavcodec/aacdectab.h | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/libavcodec/aacdectab.h b/libavcodec/aacdectab.h index 3e70e064a6..62c7f8742d 100644 --- a/libavcodec/aacdectab.h +++ b/libavcodec/aacdectab.h @@ -38,9 +38,9 @@ /* @name ltp_coef * Table of the LTP coefficients */ -static const float ltp_coef[8] = { - 0.570829, 0.696616, 0.813004, 0.911304, - 0.984900, 1.067894, 1.194601, 1.369533, +static const INTFLOAT ltp_coef[8] = { + Q30(0.570829f), Q30(0.696616f), Q30(0.813004f), Q30(0.911304f), + Q30(0.984900f), Q30(1.067894f), Q30(1.194601f), Q30(1.369533f), }; /* @name tns_tmp2_map @@ -49,28 +49,28 @@ static const float ltp_coef[8] = { * respectively. * @{ */ -static const float tns_tmp2_map_1_3[4] = { - 0.00000000, -0.43388373, 0.64278758, 0.34202015, +static const INTFLOAT tns_tmp2_map_1_3[4] = { + Q31(0.00000000f), Q31(-0.43388373f), Q31(0.64278758f), Q31(0.34202015f), }; -static const float tns_tmp2_map_0_3[8] = { - 0.00000000, -0.43388373, -0.78183150, -0.97492790, - 0.98480773, 0.86602539, 0.64278758, 0.34202015, +static const INTFLOAT tns_tmp2_map_0_3[8] = { + Q31(0.00000000f), Q31(-0.43388373f), Q31(-0.78183150f), Q31(-0.97492790f), + Q31(0.98480773f), Q31( 0.86602539f), Q31( 0.64278758f), Q31( 0.34202015f), }; -static const float tns_tmp2_map_1_4[8] = { - 0.00000000, -0.20791170, -0.40673664, -0.58778524, - 0.67369562, 0.52643216, 0.36124167, 0.18374951, +static const INTFLOAT tns_tmp2_map_1_4[8] = { + Q31(0.00000000f), Q31(-0.20791170f), Q31(-0.40673664f), Q31(-0.58778524f), + Q31(0.67369562f), Q31( 0.52643216f), Q31( 0.36124167f), Q31( 0.18374951f), }; -static const float tns_tmp2_map_0_4[16] = { - 0.00000000, -0.20791170, -0.40673664, -0.58778524, - -0.74314481, -0.86602539, -0.95105654, -0.99452192, - 0.99573416, 0.96182561, 0.89516330, 0.79801720, - 0.67369562, 0.52643216, 0.36124167, 0.18374951, +static const INTFLOAT tns_tmp2_map_0_4[16] = { + Q31( 0.00000000f), Q31(-0.20791170f), Q31(-0.40673664f), Q31(-0.58778524f), + Q31(-0.74314481f), Q31(-0.86602539f), Q31(-0.95105654f), Q31(-0.99452192f), + Q31( 0.99573416f), Q31( 0.96182561f), Q31( 0.89516330f), Q31( 0.79801720f), + Q31( 0.67369562f), Q31( 0.52643216f), Q31( 0.36124167f), Q31( 0.18374951f), }; -static const float * const tns_tmp2_map[4] = { +static const INTFLOAT * const tns_tmp2_map[4] = { tns_tmp2_map_0_3, tns_tmp2_map_0_4, tns_tmp2_map_1_3, |