Commit 5eaaffaf authored by Dale Curtis's avatar Dale Curtis Committed by Michael Niedermayer

Use ff_thread_once for fixed, float table init.

These tables are static so they should only be initialized once
instead of on every call to ff_mpadsp_init().
Signed-off-by: 's avatarDale Curtis <dalecurtis@chromium.org>
Signed-off-by: 's avatarMichael Niedermayer <michael@niedermayer.cc>
parent d073be22
...@@ -20,17 +20,21 @@ ...@@ -20,17 +20,21 @@
#include "config.h" #include "config.h"
#include "libavutil/attributes.h" #include "libavutil/attributes.h"
#include "libavutil/thread.h"
#include "mpegaudiodsp.h" #include "mpegaudiodsp.h"
#include "dct.h" #include "dct.h"
#include "dct32.h" #include "dct32.h"
static AVOnce mpadsp_float_table_init = AV_ONCE_INIT;
static AVOnce mpadsp_fixed_table_init = AV_ONCE_INIT;
av_cold void ff_mpadsp_init(MPADSPContext *s) av_cold void ff_mpadsp_init(MPADSPContext *s)
{ {
DCTContext dct; DCTContext dct;
ff_dct_init(&dct, 5, DCT_II); ff_dct_init(&dct, 5, DCT_II);
ff_init_mpadsp_tabs_float(); ff_thread_once(&mpadsp_float_table_init, &ff_init_mpadsp_tabs_float);
ff_init_mpadsp_tabs_fixed(); ff_thread_once(&mpadsp_fixed_table_init, &ff_init_mpadsp_tabs_fixed);
s->apply_window_float = ff_mpadsp_apply_window_float; s->apply_window_float = ff_mpadsp_apply_window_float;
s->apply_window_fixed = ff_mpadsp_apply_window_fixed; s->apply_window_fixed = ff_mpadsp_apply_window_fixed;
......
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