openharmony/third_party_ffmpeg
1
0
Fork 0
mirror of https://gitee.com/openharmony/third_party_ffmpeg synced 2024-11-30 22:50:48 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Change wma.c to use the ff_sine_window_init() from mdct.c

Browse Source 
Originally committed as revision 14757 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Robert Swain 2008-08-14 14:36:22 +00:00
parent 7139bfa8fe
commit ece6b83c3e
1 changed files with 2 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libavcodec/wma.c
View File

@ -301,14 +301,10 @@ int ff_wma_init(AVCodecContext * avctx, int flags2)
/* init MDCT windows : simple sinus window */
for(i = 0; i < s->nb_block_sizes; i++) {
int n, j;
float alpha;
int n;
n = 1 << (s->frame_len_bits - i);
window = av_malloc(sizeof(float) * n);
alpha = M_PI / (2.0 * n);
for(j=0;j<n;j++) {
window[j] = sin((j + 0.5) * alpha);
}
ff_sine_window_init(window, n);
s->windows[i] = window;
}