aacdec: duplicate table initialization

Preparation to move all table init and support windowing functions.

Lynne committed 2 years ago

Commit a309aa41 parent e9fc7665 files · +57 −2Browse files

Showing the changes to libavcodec/aac (4 of 5 files). Show all

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4 files

@@ -120,6 +120,8 @@ av_cold int ff_aac_decode_init_common(AVCodecContext *avctx) · 119 unmodified lines
120	120
121	121	ac->dsp = is_fixed ? aac_dsp_fixed : aac_dsp;
122	122
	123	+ ac->dsp.init_tables();
	124	+
123	125	return 0;
124	126	}
125	127

@@ -311,6 +311,8 @@ static void AAC_RENAME(update_ltp)(AACDecContext ac, SingleChannelElement sce) · 310 unmodified lines
311	311	}
312	312
313	313	const AACDecDSP AAC_RENAME(aac_dsp) = {
	314	+ .init_tables = &AAC_RENAME(init_tables),
	315	+
314	316	.dequant_scalefactors = &AAC_RENAME(dequant_scalefactors),
315	317	.apply_mid_side_stereo = &AAC_RENAME(apply_mid_side_stereo),
316	318	.apply_intensity_stereo = &AAC_RENAME(apply_intensity_stereo),

@@ -31,12 +31,34 @@ · 30 unmodified lines
31	31
32	32	#define USE_FIXED 1
33	33
	34	+#include "libavutil/thread.h"
	35	+
34	36	#include "libavcodec/aac_defines.h"
35	37
36	38	#include "libavcodec/aactab.h"
37	39	#include "libavcodec/sinewin_fixed_tablegen.h"
	40	+#include "libavcodec/kbdwin.h"
	41	+
	42	+DECLARE_ALIGNED(32, static INTFLOAT, AAC_RENAME2(aac_kbd_long_1024))[1024];
	43	+DECLARE_ALIGNED(32, static INTFLOAT, AAC_RENAME2(aac_kbd_short_128))[128];
	44	+DECLARE_ALIGNED(32, static INTFLOAT, AAC_RENAME(aac_kbd_long_960))[960];
	45	+DECLARE_ALIGNED(32, static INTFLOAT, AAC_RENAME(aac_kbd_short_120))[120];
	46	+
	47	+static void init_tables_fixed_fn(void)
	48	+{
	49	+ AAC_RENAME(ff_kbd_window_init)(AAC_RENAME2(aac_kbd_long_1024), 4.0, 1024);
	50	+ AAC_RENAME(ff_kbd_window_init)(AAC_RENAME2(aac_kbd_short_128), 6.0, 128);
	51	+
	52	+ AAC_RENAME(ff_kbd_window_init)(AAC_RENAME(aac_kbd_long_960), 4.0, 960);
	53	+ AAC_RENAME(ff_kbd_window_init)(AAC_RENAME(aac_kbd_short_120), 6.0, 120);
	54	+
	55	+ init_sine_windows_fixed();
	56	+}
38	57
39		−DECLARE_ALIGNED(32, extern int, AAC_RENAME2(aac_kbd_long_1024))[1024];
40		−DECLARE_ALIGNED(32, extern int, AAC_RENAME2(aac_kbd_short_128))[128];
	58	+static void init_tables_fixed(void)
	59	+{
	60	+ static AVOnce init_fixed_once = AV_ONCE_INIT;
	61	+ ff_thread_once(&init_fixed_once, init_tables_fixed_fn);
	62	+}
41	63
42	64	#include "aacdec_dsp_template.c"

@@ -31,9 +31,36 @@ · 30 unmodified lines
31	31
32	32	#define USE_FIXED 0
33	33
	34	+#include "libavutil/thread.h"
	35	+
34	36	#include "libavcodec/aac_defines.h"
35	37
36	38	#include "libavcodec/aactab.h"
37	39	#include "libavcodec/sinewin.h"
	40	+#include "libavcodec/kbdwin.h"
	41	+
	42	+DECLARE_ALIGNED(32, static float, sine_120)[120];
	43	+DECLARE_ALIGNED(32, static float, sine_960)[960];
	44	+DECLARE_ALIGNED(32, static float, aac_kbd_long_960)[960];
	45	+DECLARE_ALIGNED(32, static float, aac_kbd_short_120)[120];
	46	+
	47	+static void init_tables_float_fn(void)
	48	+{
	49	+ AAC_RENAME(ff_kbd_window_init)(AAC_RENAME2(aac_kbd_long_1024), 4.0, 1024);
	50	+ AAC_RENAME(ff_kbd_window_init)(AAC_RENAME2(aac_kbd_short_128), 6.0, 128);
	51	+
	52	+ AAC_RENAME(ff_kbd_window_init)(AAC_RENAME(aac_kbd_long_960), 4.0, 960);
	53	+ AAC_RENAME(ff_kbd_window_init)(AAC_RENAME(aac_kbd_short_120), 6.0, 120);
	54	+
	55	+ AAC_RENAME(ff_sine_window_init)(AAC_RENAME(sine_960), 960);
	56	+ AAC_RENAME(ff_sine_window_init)(AAC_RENAME(sine_120), 120);
	57	+ AAC_RENAME(ff_init_ff_sine_windows)(9);
	58	+}
	59	+
	60	+static void init_tables(void)
	61	+{
	62	+ static AVOnce init_float_once = AV_ONCE_INIT;
	63	+ ff_thread_once(&init_float_once, init_tables_float_fn);
	64	+}
38	65
39	66	#include "aacdec_dsp_template.c"

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