#include "config.h"
#include "libavutil/attributes.h"
+#include "libavutil/thread.h"
#include "mpegaudiodsp.h"
#include "dct.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)
{
DCTContext dct;
ff_dct_init(&dct, 5, DCT_II);
- ff_init_mpadsp_tabs_float();
- ff_init_mpadsp_tabs_fixed();
+ ff_thread_once(&mpadsp_float_table_init, &ff_init_mpadsp_tabs_float);
+ ff_thread_once(&mpadsp_fixed_table_init, &ff_init_mpadsp_tabs_fixed);
s->apply_window_float = ff_mpadsp_apply_window_float;
s->apply_window_fixed = ff_mpadsp_apply_window_fixed;