openharmony/third_party_ffmpeg
1
0
Fork 0
mirror of https://gitee.com/openharmony/third_party_ffmpeg synced 2025-02-17 11:28:05 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

aacsbr: align some arrays

Browse Source 
Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard 2012-01-13 14:31:18 +00:00
parent aac46e088d
commit 8996ed2b73
3 changed files with 14 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libavcodec/aacsbr.c
View File

@ -1220,7 +1220,8 @@ static void sbr_hf_inverse_filter(SBRDSPContext *dsp,
{
int k;
for (k = 0; k < k0; k++) {
float phi[3][2][2], dk;
LOCAL_ALIGNED_16(float, phi, [3], [2][2]);
float dk;
dsp->autocorrelate(X_low[k], phi);
@ -1580,8 +1581,9 @@ static void sbr_hf_assemble(float Y[2][38][64][2], const float X_high[64][40][2]
for (e = 0; e < ch_data->bs_num_env; e++) {
for (i = 2 * ch_data->t_env[e]; i < 2 * ch_data->t_env[e + 1]; i++) {
int phi_sign = (1 - 2*(kx & 1));
float g_filt_tab[48], *g_filt;
float q_filt_tab[48], *q_filt;
LOCAL_ALIGNED_16(float, g_filt_tab, [48]);
LOCAL_ALIGNED_16(float, q_filt_tab, [48]);
float *g_filt, *q_filt;
if (h_SL && e != e_a[0] && e != e_a[1]) {
g_filt = g_filt_tab;

4
libavcodec/aacsbrdata.h
View File

@ -352,7 +352,8 @@ static DECLARE_ALIGNED(16, float, sbr_qmf_window_us)[640] = {
0.8537385600,
};
const float ff_sbr_noise_table[512][2] = {
/* First two entries repeated at end to simplify SIMD implementations. */
const DECLARE_ALIGNED(16, float, ff_sbr_noise_table)[][2] = {
{-0.99948153278296, -0.59483417516607}, { 0.97113454393991, -0.67528515225647},
{ 0.14130051758487, -0.95090983575689}, {-0.47005496701697, -0.37340549728647},
{ 0.80705063769351, 0.29653668284408}, {-0.38981478896926, 0.89572605717087},
@ -609,6 +610,7 @@ const float ff_sbr_noise_table[512][2] = {
{-0.93412041758744, 0.41374052024363}, { 0.96063943315511, 0.93116709541280},
{ 0.97534253457837, 0.86150930812689}, { 0.99642466504163, 0.70190043427512},
{-0.94705089665984, -0.29580042814306}, { 0.91599807087376, -0.98147830385781},
{-0.99948153278296, -0.59483417516607}, { 0.97113454393991, -0.67528515225647},
};
#endif /* AVCODEC_AACSBRDATA_H */

12
libavcodec/sbr.h
View File

@ -88,8 +88,8 @@ typedef struct {
///QMF values of the original signal
float W[2][32][32][2];
///QMF output of the HF adjustor
float Y[2][38][64][2];
float g_temp[42][48];
DECLARE_ALIGNED(16, float, Y)[2][38][64][2];
DECLARE_ALIGNED(16, float, g_temp)[42][48];
float q_temp[42][48];
uint8_t s_indexmapped[8][48];
///Envelope scalefactors
@ -156,15 +156,15 @@ typedef struct {
uint8_t patch_num_subbands[6];
uint8_t patch_start_subband[6];
///QMF low frequency input to the HF generator
float X_low[32][40][2];
DECLARE_ALIGNED(16, float, X_low)[32][40][2];
///QMF output of the HF generator
float X_high[64][40][2];
DECLARE_ALIGNED(16, float, X_high)[64][40][2];
///QMF values of the reconstructed signal
DECLARE_ALIGNED(16, float, X)[2][2][38][64];
///Zeroth coefficient used to filter the subband signals
float alpha0[64][2];
DECLARE_ALIGNED(16, float, alpha0)[64][2];
///First coefficient used to filter the subband signals
float alpha1[64][2];
DECLARE_ALIGNED(16, float, alpha1)[64][2];
///Dequantized envelope scalefactors, remapped
float e_origmapped[7][48];
///Dequantized noise scalefactors, remapped