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author | Djordje Pesut <djordje.pesut@imgtec.com> | 2015-07-20 13:36:15 +0200 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-20 17:20:16 +0200 |
commit | 5499467d5d3d517f0d65ede72a6ac22cf6059eca (patch) | |
tree | bd4154e459a5ca3bd1629cde49298e101c35abc4 /libavcodec/sbrdsp.c | |
parent | a927aacbe605d5c298aa5b55fee01281edcdbf70 (diff) | |
download | ffmpeg-5499467d5d3d517f0d65ede72a6ac22cf6059eca.tar.gz |
avcodec: Template creation for AAC decoder (SBR-module)
Move the existing code to a new template file.
Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/sbrdsp.c')
-rw-r--r-- | libavcodec/sbrdsp.c | 75 |
1 files changed, 1 insertions, 74 deletions
diff --git a/libavcodec/sbrdsp.c b/libavcodec/sbrdsp.c index e4f053b107..aa60de4eda 100644 --- a/libavcodec/sbrdsp.c +++ b/libavcodec/sbrdsp.c @@ -25,15 +25,6 @@ #include "libavutil/intfloat.h" #include "sbrdsp.h" -static void sbr_sum64x5_c(float *z) -{ - int k; - for (k = 0; k < 64; k++) { - float f = z[k] + z[k + 64] + z[k + 128] + z[k + 192] + z[k + 256]; - z[k] = f; - } -} - static float sbr_sum_square_c(float (*x)[2], int n) { float sum0 = 0.0f, sum1 = 0.0f; @@ -101,16 +92,6 @@ static void sbr_qmf_deint_neg_c(float *v, const float *src) } } -static void sbr_qmf_deint_bfly_c(float *v, const float *src0, const float *src1) -{ - int i; - for (i = 0; i < 64; i++) { - v[ i] = src0[i] - src1[63 - i]; - v[127 - i] = src0[i] + src1[63 - i]; - } -} - - #if 0 /* This code is slower because it multiplies memory accesses. * It is left for educational purposes and because it may offer @@ -238,58 +219,4 @@ static av_always_inline void sbr_hf_apply_noise(float (*Y)[2], } } -static void sbr_hf_apply_noise_0(float (*Y)[2], const float *s_m, - const float *q_filt, int noise, - int kx, int m_max) -{ - sbr_hf_apply_noise(Y, s_m, q_filt, noise, 1.0, 0.0, m_max); -} - -static void sbr_hf_apply_noise_1(float (*Y)[2], const float *s_m, - const float *q_filt, int noise, - int kx, int m_max) -{ - float phi_sign = 1 - 2 * (kx & 1); - sbr_hf_apply_noise(Y, s_m, q_filt, noise, 0.0, phi_sign, m_max); -} - -static void sbr_hf_apply_noise_2(float (*Y)[2], const float *s_m, - const float *q_filt, int noise, - int kx, int m_max) -{ - sbr_hf_apply_noise(Y, s_m, q_filt, noise, -1.0, 0.0, m_max); -} - -static void sbr_hf_apply_noise_3(float (*Y)[2], const float *s_m, - const float *q_filt, int noise, - int kx, int m_max) -{ - float phi_sign = 1 - 2 * (kx & 1); - sbr_hf_apply_noise(Y, s_m, q_filt, noise, 0.0, -phi_sign, m_max); -} - -av_cold void ff_sbrdsp_init(SBRDSPContext *s) -{ - s->sum64x5 = sbr_sum64x5_c; - s->sum_square = sbr_sum_square_c; - s->neg_odd_64 = sbr_neg_odd_64_c; - s->qmf_pre_shuffle = sbr_qmf_pre_shuffle_c; - s->qmf_post_shuffle = sbr_qmf_post_shuffle_c; - s->qmf_deint_neg = sbr_qmf_deint_neg_c; - s->qmf_deint_bfly = sbr_qmf_deint_bfly_c; - s->autocorrelate = sbr_autocorrelate_c; - s->hf_gen = sbr_hf_gen_c; - s->hf_g_filt = sbr_hf_g_filt_c; - - s->hf_apply_noise[0] = sbr_hf_apply_noise_0; - s->hf_apply_noise[1] = sbr_hf_apply_noise_1; - s->hf_apply_noise[2] = sbr_hf_apply_noise_2; - s->hf_apply_noise[3] = sbr_hf_apply_noise_3; - - if (ARCH_ARM) - ff_sbrdsp_init_arm(s); - if (ARCH_X86) - ff_sbrdsp_init_x86(s); - if (ARCH_MIPS) - ff_sbrdsp_init_mips(s); -} +#include "sbrdsp_template.c" |