avcodec/adpcm_data: Move tables only used by adpcm.c to it

Andreas Rheinhardt committed 5 years ago

Commit 73b847e1 parent ac5bd4e3 files · +134 −140Browse files

Unified · Split

3 files

libavcodec/adpcm.c +134 −7
libavcodec/adpcm_data.c +0 −127
libavcodec/adpcm_data.h +0 −6

@@ -82,6 +82,11 @@ static const int8_t xa_adpcm_table[5][2] = { · 81 unmodified lines
82	{ 122, -60 }	82	{ 122, -60 }
83	};	83	};
84		84
		85	static const int16_t afc_coeffs[2][16] = {
		86	{ 0, 2048, 0, 1024, 4096, 3584, 3072, 4608, 4200, 4800, 5120, 2048, 1024, -1024, -1024, -2048 },
		87	{ 0, 0, 2048, 1024, -2048, -1536, -1024, -2560, -2248, -2300, -3072, -2048, -1024, 1024, 0, 0 }
		88	};
		89
85	static const int16_t ea_adpcm_table[] = {	90	static const int16_t ea_adpcm_table[] = {
86	0, 240, 460, 392,	91	0, 240, 460, 392,
87	0, 0, -208, -220,	92	0, 0, -208, -220,
@@ -90,6 +95,128 @@ static const int16_t ea_adpcm_table[] = { · 2 unmodified lines
90	0, -1, -3, -4	95	0, -1, -3, -4
91	};	96	};
92		97
		98	/*
		99	* Dumped from the binaries:
		100	* - FantasticJourney.exe - 0x794D2, DGROUP:0x47A4D2
		101	* - BigRaceUSA.exe - 0x9B8AA, DGROUP:0x49C4AA
		102	* - Timeshock!.exe - 0x8506A, DGROUP:0x485C6A
		103	*/
		104	static const int8_t ima_cunning_index_table[9] = {
		105	-1, -1, -1, -1, 1, 2, 3, 4, -1
		106	};
		107
		108	/*
		109	* Dumped from the binaries:
		110	* - FantasticJourney.exe - 0x79458, DGROUP:0x47A458
		111	* - BigRaceUSA.exe - 0x9B830, DGROUP:0x49C430
		112	* - Timeshock!.exe - 0x84FF0, DGROUP:0x485BF0
		113	*/
		114	static const int16_t ima_cunning_step_table[61] = {
		115	1, 1, 1, 1, 2, 2, 3, 3, 4, 5,
		116	6, 7, 8, 10, 12, 14, 16, 20, 24, 28,
		117	32, 40, 48, 56, 64, 80, 96, 112, 128, 160,
		118	192, 224, 256, 320, 384, 448, 512, 640, 768, 896,
		119	1024, 1280, 1536, 1792, 2048, 2560, 3072, 3584, 4096, 5120,
		120	6144, 7168, 8192, 10240, 12288, 14336, 16384, 20480, 24576, 28672, 0
		121	};
		122
		123	static const int8_t adpcm_index_table2[4] = {
		124	-1, 2,
		125	-1, 2,
		126	};
		127
		128	static const int8_t adpcm_index_table3[8] = {
		129	-1, -1, 1, 2,
		130	-1, -1, 1, 2,
		131	};
		132
		133	static const int8_t adpcm_index_table5[32] = {
		134	-1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 4, 6, 8, 10, 13, 16,
		135	-1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 4, 6, 8, 10, 13, 16,
		136	};
		137
		138	static const int8_t * const adpcm_index_tables[4] = {
		139	&adpcm_index_table2[0],
		140	&adpcm_index_table3[0],
		141	&ff_adpcm_index_table[0],
		142	&adpcm_index_table5[0],
		143	};
		144
		145	static const int16_t mtaf_stepsize[32][16] = {
		146	{ 1, 5, 9, 13, 16, 20, 24, 28,
		147	-1, -5, -9, -13, -16, -20, -24, -28, },
		148	{ 2, 6, 11, 15, 20, 24, 29, 33,
		149	-2, -6, -11, -15, -20, -24, -29, -33, },
		150	{ 2, 7, 13, 18, 23, 28, 34, 39,
		151	-2, -7, -13, -18, -23, -28, -34, -39, },
		152	{ 3, 9, 15, 21, 28, 34, 40, 46,
		153	-3, -9, -15, -21, -28, -34, -40, -46, },
		154	{ 3, 11, 18, 26, 33, 41, 48, 56,
		155	-3, -11, -18, -26, -33, -41, -48, -56, },
		156	{ 4, 13, 22, 31, 40, 49, 58, 67,
		157	-4, -13, -22, -31, -40, -49, -58, -67, },
		158	{ 5, 16, 26, 37, 48, 59, 69, 80,
		159	-5, -16, -26, -37, -48, -59, -69, -80, },
		160	{ 6, 19, 31, 44, 57, 70, 82, 95,
		161	-6, -19, -31, -44, -57, -70, -82, -95, },
		162	{ 7, 22, 38, 53, 68, 83, 99, 114,
		163	-7, -22, -38, -53, -68, -83, -99, -114, },
		164	{ 9, 27, 45, 63, 81, 99, 117, 135,
		165	-9, -27, -45, -63, -81, -99, -117, -135, },
		166	{ 10, 32, 53, 75, 96, 118, 139, 161,
		167	-10, -32, -53, -75, -96, -118, -139, -161, },
		168	{ 12, 38, 64, 90, 115, 141, 167, 193,
		169	-12, -38, -64, -90, -115, -141, -167, -193, },
		170	{ 15, 45, 76, 106, 137, 167, 198, 228,
		171	-15, -45, -76, -106, -137, -167, -198, -228, },
		172	{ 18, 54, 91, 127, 164, 200, 237, 273,
		173	-18, -54, -91, -127, -164, -200, -237, -273, },
		174	{ 21, 65, 108, 152, 195, 239, 282, 326,
		175	-21, -65, -108, -152, -195, -239, -282, -326, },
		176	{ 25, 77, 129, 181, 232, 284, 336, 388,
		177	-25, -77, -129, -181, -232, -284, -336, -388, },
		178	{ 30, 92, 153, 215, 276, 338, 399, 461,
		179	-30, -92, -153, -215, -276, -338, -399, -461, },
		180	{ 36, 109, 183, 256, 329, 402, 476, 549,
		181	-36, -109, -183, -256, -329, -402, -476, -549, },
		182	{ 43, 130, 218, 305, 392, 479, 567, 654,
		183	-43, -130, -218, -305, -392, -479, -567, -654, },
		184	{ 52, 156, 260, 364, 468, 572, 676, 780,
		185	-52, -156, -260, -364, -468, -572, -676, -780, },
		186	{ 62, 186, 310, 434, 558, 682, 806, 930,
		187	-62, -186, -310, -434, -558, -682, -806, -930, },
		188	{ 73, 221, 368, 516, 663, 811, 958, 1106,
		189	-73, -221, -368, -516, -663, -811, -958, -1106, },
		190	{ 87, 263, 439, 615, 790, 966, 1142, 1318,
		191	-87, -263, -439, -615, -790, -966, -1142, -1318, },
		192	{ 104, 314, 523, 733, 942, 1152, 1361, 1571,
		193	-104, -314, -523, -733, -942, -1152, -1361, -1571, },
		194	{ 124, 374, 623, 873, 1122, 1372, 1621, 1871,
		195	-124, -374, -623, -873, -1122, -1372, -1621, -1871, },
		196	{ 148, 445, 743, 1040, 1337, 1634, 1932, 2229,
		197	-148, -445, -743, -1040, -1337, -1634, -1932, -2229, },
		198	{ 177, 531, 885, 1239, 1593, 1947, 2301, 2655,
		199	-177, -531, -885, -1239, -1593, -1947, -2301, -2655, },
		200	{ 210, 632, 1053, 1475, 1896, 2318, 2739, 3161,
		201	-210, -632, -1053, -1475, -1896, -2318, -2739, -3161, },
		202	{ 251, 753, 1255, 1757, 2260, 2762, 3264, 3766,
		203	-251, -753, -1255, -1757, -2260, -2762, -3264, -3766, },
		204	{ 299, 897, 1495, 2093, 2692, 3290, 3888, 4486,
		205	-299, -897, -1495, -2093, -2692, -3290, -3888, -4486, },
		206	{ 356, 1068, 1781, 2493, 3206, 3918, 4631, 5343,
		207	-356, -1068, -1781, -2493, -3206, -3918, -4631, -5343, },
		208	{ 424, 1273, 2121, 2970, 3819, 4668, 5516, 6365,
		209	-424, -1273, -2121, -2970, -3819, -4668, -5516, -6365, },
		210	};
		211
		212	static const int16_t oki_step_table[49] = {
		213	16, 17, 19, 21, 23, 25, 28, 31, 34, 37,
		214	41, 45, 50, 55, 60, 66, 73, 80, 88, 97,
		215	107, 118, 130, 143, 157, 173, 190, 209, 230, 253,
		216	279, 307, 337, 371, 408, 449, 494, 544, 598, 658,
		217	724, 796, 876, 963, 1060, 1166, 1282, 1411, 1552
		218	};
		219
93	// padded to zero where table size is less then 16	220	// padded to zero where table size is less then 16
94	static const int8_t swf_index_tables[4][16] = {	221	static const int8_t swf_index_tables[4][16] = {
95	/2/ { -1, 2 },	222	/2/ { -1, 2 },
@@ -335,8 +462,8 @@ static inline int16_t adpcm_ima_cunning_expand_nibble(ADPCMChannelStatus *c, int · 239 unmodified lines
335		462
336	nibble = sign_extend(nibble & 0xF, 4);	463	nibble = sign_extend(nibble & 0xF, 4);
337		464
338	step = ff_adpcm_ima_cunning_step_table[c->step_index];	465	step = ima_cunning_step_table[c->step_index];
339	step_index = c->step_index + ff_adpcm_ima_cunning_index_table[abs(nibble)];	466	step_index = c->step_index + ima_cunning_index_table[abs(nibble)];
340	step_index = av_clip(step_index, 0, 60);	467	step_index = av_clip(step_index, 0, 60);
341		468
342	predictor = c->predictor + step * nibble;	469	predictor = c->predictor + step * nibble;
@@ -354,7 +481,7 @@ static inline int16_t adpcm_ima_wav_expand_nibble(ADPCMChannelStatus *c, GetBitC · 11 unmodified lines
354	shift = bps - 1;	481	shift = bps - 1;
355	nibble = get_bits_le(gb, bps),	482	nibble = get_bits_le(gb, bps),
356	step = ff_adpcm_step_table[c->step_index];	483	step = ff_adpcm_step_table[c->step_index];
357	step_index = c->step_index + ff_adpcm_index_tables[bps - 2][nibble];	484	step_index = c->step_index + adpcm_index_tables[bps - 2][nibble];
358	step_index = av_clip(step_index, 0, 88);	485	step_index = av_clip(step_index, 0, 88);
359		486
360	sign = nibble & (1 << shift);	487	sign = nibble & (1 << shift);
@@ -419,7 +546,7 @@ static inline int16_t adpcm_ima_oki_expand_nibble(ADPCMChannelStatus *c, int nib · 58 unmodified lines
419	{	546	{
420	int step_index, predictor, sign, delta, diff, step;	547	int step_index, predictor, sign, delta, diff, step;
421		548
422	step = ff_adpcm_oki_step_table[c->step_index];	549	step = oki_step_table[c->step_index];
423	step_index = c->step_index + ff_adpcm_index_table[(unsigned)nibble];	550	step_index = c->step_index + ff_adpcm_index_table[(unsigned)nibble];
424	step_index = av_clip(step_index, 0, 48);	551	step_index = av_clip(step_index, 0, 48);
425		552
@@ -493,7 +620,7 @@ static inline int16_t adpcm_yamaha_expand_nibble(ADPCMChannelStatus *c, uint8_t · 67 unmodified lines
493		620
494	static inline int16_t adpcm_mtaf_expand_nibble(ADPCMChannelStatus *c, uint8_t nibble)	621	static inline int16_t adpcm_mtaf_expand_nibble(ADPCMChannelStatus *c, uint8_t nibble)
495	{	622	{
496	c->predictor += ff_adpcm_mtaf_stepsize[c->step][nibble];	623	c->predictor += mtaf_stepsize[c->step][nibble];
497	c->predictor = av_clip_int16(c->predictor);	624	c->predictor = av_clip_int16(c->predictor);
498	c->step += ff_adpcm_index_table[nibble];	625	c->step += ff_adpcm_index_table[nibble];
499	c->step = av_clip_uintp2(c->step, 5);	626	c->step = av_clip_uintp2(c->step, 5);
@@ -1836,8 +1963,8 @@ static int adpcm_decode_frame(AVCodecContext avctx, void data, · 1336 unmodified lines
1836	int byte = bytestream2_get_byteu(&gb);	1963	int byte = bytestream2_get_byteu(&gb);
1837	int scale = 1 << (byte >> 4);	1964	int scale = 1 << (byte >> 4);
1838	int index = byte & 0xf;	1965	int index = byte & 0xf;
1839	int factor1 = ff_adpcm_afc_coeffs[0][index];	1966	int factor1 = afc_coeffs[0][index];
1840	int factor2 = ff_adpcm_afc_coeffs[1][index];	1967	int factor2 = afc_coeffs[1][index];
1841		1968
1842	/* Decode 16 samples. */	1969	/* Decode 16 samples. */
1843	for (int n = 0; n < 16; n++) {	1970	for (int n = 0; n < 16; n++) {

libavcodec/adpcm_data.c+0−127

@@ -27,33 +27,11 @@ · 26 unmodified lines
27		27
28	/* ff_adpcm_step_table[] and ff_adpcm_index_table[] are from the ADPCM	28	/* ff_adpcm_step_table[] and ff_adpcm_index_table[] are from the ADPCM
29	reference source */	29	reference source */
30	static const int8_t adpcm_index_table2[4] = {
31	-1, 2,
32	-1, 2,
33	};
34
35	static const int8_t adpcm_index_table3[8] = {
36	-1, -1, 1, 2,
37	-1, -1, 1, 2,
38	};
39
40	const int8_t ff_adpcm_index_table[16] = {	30	const int8_t ff_adpcm_index_table[16] = {
41	-1, -1, -1, -1, 2, 4, 6, 8,	31	-1, -1, -1, -1, 2, 4, 6, 8,
42	-1, -1, -1, -1, 2, 4, 6, 8,	32	-1, -1, -1, -1, 2, 4, 6, 8,
43	};	33	};
44		34
45	static const int8_t adpcm_index_table5[32] = {
46	-1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 4, 6, 8, 10, 13, 16,
47	-1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 4, 6, 8, 10, 13, 16,
48	};
49
50	const int8_t * const ff_adpcm_index_tables[4] = {
51	&adpcm_index_table2[0],
52	&adpcm_index_table3[0],
53	&ff_adpcm_index_table[0],
54	&adpcm_index_table5[0],
55	};
56
57	/**	35	/**
58	* This is the step table. Note that many programs use slight deviations from	36	* This is the step table. Note that many programs use slight deviations from
59	* this table, but such deviations are negligible:	37	* this table, but such deviations are negligible:
@@ -70,14 +48,6 @@ const int16_t ff_adpcm_step_table[89] = { · 10 unmodified lines
70	15289, 16818, 18500, 20350, 22385, 24623, 27086, 29794, 32767	48	15289, 16818, 18500, 20350, 22385, 24623, 27086, 29794, 32767
71	};	49	};
72		50
73	const int16_t ff_adpcm_oki_step_table[49] = {
74	16, 17, 19, 21, 23, 25, 28, 31, 34, 37,
75	41, 45, 50, 55, 60, 66, 73, 80, 88, 97,
76	107, 118, 130, 143, 157, 173, 190, 209, 230, 253,
77	279, 307, 337, 371, 408, 449, 494, 544, 598, 658,
78	724, 796, 876, 963, 1060, 1166, 1282, 1411, 1552
79	};
80
81	/* These are for MS-ADPCM */	51	/* These are for MS-ADPCM */
82	/* ff_adpcm_AdaptationTable[], ff_adpcm_AdaptCoeff1[], and	52	/* ff_adpcm_AdaptationTable[], ff_adpcm_AdaptCoeff1[], and
83	ff_adpcm_AdaptCoeff2[] are from libsndfile */	53	ff_adpcm_AdaptCoeff2[] are from libsndfile */
@@ -105,100 +75,3 @@ const int8_t ff_adpcm_yamaha_difflookup[] = { · 21 unmodified lines
105	1, 3, 5, 7, 9, 11, 13, 15,	75	1, 3, 5, 7, 9, 11, 13, 15,
106	-1, -3, -5, -7, -9, -11, -13, -15	76	-1, -3, -5, -7, -9, -11, -13, -15
107	};	77	};
108
109	const int16_t ff_adpcm_afc_coeffs[2][16] = {
110	{ 0, 2048, 0, 1024, 4096, 3584, 3072, 4608, 4200, 4800, 5120, 2048, 1024, -1024, -1024, -2048 },
111	{ 0, 0, 2048, 1024, -2048, -1536, -1024, -2560, -2248, -2300, -3072, -2048, -1024, 1024, 0, 0 }
112	};
113
114	const int16_t ff_adpcm_mtaf_stepsize[32][16] = {
115	{ 1, 5, 9, 13, 16, 20, 24, 28,
116	-1, -5, -9, -13, -16, -20, -24, -28, },
117	{ 2, 6, 11, 15, 20, 24, 29, 33,
118	-2, -6, -11, -15, -20, -24, -29, -33, },
119	{ 2, 7, 13, 18, 23, 28, 34, 39,
120	-2, -7, -13, -18, -23, -28, -34, -39, },
121	{ 3, 9, 15, 21, 28, 34, 40, 46,
122	-3, -9, -15, -21, -28, -34, -40, -46, },
123	{ 3, 11, 18, 26, 33, 41, 48, 56,
124	-3, -11, -18, -26, -33, -41, -48, -56, },
125	{ 4, 13, 22, 31, 40, 49, 58, 67,
126	-4, -13, -22, -31, -40, -49, -58, -67, },
127	{ 5, 16, 26, 37, 48, 59, 69, 80,
128	-5, -16, -26, -37, -48, -59, -69, -80, },
129	{ 6, 19, 31, 44, 57, 70, 82, 95,
130	-6, -19, -31, -44, -57, -70, -82, -95, },
131	{ 7, 22, 38, 53, 68, 83, 99, 114,
132	-7, -22, -38, -53, -68, -83, -99, -114, },
133	{ 9, 27, 45, 63, 81, 99, 117, 135,
134	-9, -27, -45, -63, -81, -99, -117, -135, },
135	{ 10, 32, 53, 75, 96, 118, 139, 161,
136	-10, -32, -53, -75, -96, -118, -139, -161, },
137	{ 12, 38, 64, 90, 115, 141, 167, 193,
138	-12, -38, -64, -90, -115, -141, -167, -193, },
139	{ 15, 45, 76, 106, 137, 167, 198, 228,
140	-15, -45, -76, -106, -137, -167, -198, -228, },
141	{ 18, 54, 91, 127, 164, 200, 237, 273,
142	-18, -54, -91, -127, -164, -200, -237, -273, },
143	{ 21, 65, 108, 152, 195, 239, 282, 326,
144	-21, -65, -108, -152, -195, -239, -282, -326, },
145	{ 25, 77, 129, 181, 232, 284, 336, 388,
146	-25, -77, -129, -181, -232, -284, -336, -388, },
147	{ 30, 92, 153, 215, 276, 338, 399, 461,
148	-30, -92, -153, -215, -276, -338, -399, -461, },
149	{ 36, 109, 183, 256, 329, 402, 476, 549,
150	-36, -109, -183, -256, -329, -402, -476, -549, },
151	{ 43, 130, 218, 305, 392, 479, 567, 654,
152	-43, -130, -218, -305, -392, -479, -567, -654, },
153	{ 52, 156, 260, 364, 468, 572, 676, 780,
154	-52, -156, -260, -364, -468, -572, -676, -780, },
155	{ 62, 186, 310, 434, 558, 682, 806, 930,
156	-62, -186, -310, -434, -558, -682, -806, -930, },
157	{ 73, 221, 368, 516, 663, 811, 958, 1106,
158	-73, -221, -368, -516, -663, -811, -958, -1106, },
159	{ 87, 263, 439, 615, 790, 966, 1142, 1318,
160	-87, -263, -439, -615, -790, -966, -1142, -1318, },
161	{ 104, 314, 523, 733, 942, 1152, 1361, 1571,
162	-104, -314, -523, -733, -942, -1152, -1361, -1571, },
163	{ 124, 374, 623, 873, 1122, 1372, 1621, 1871,
164	-124, -374, -623, -873, -1122, -1372, -1621, -1871, },
165	{ 148, 445, 743, 1040, 1337, 1634, 1932, 2229,
166	-148, -445, -743, -1040, -1337, -1634, -1932, -2229, },
167	{ 177, 531, 885, 1239, 1593, 1947, 2301, 2655,
168	-177, -531, -885, -1239, -1593, -1947, -2301, -2655, },
169	{ 210, 632, 1053, 1475, 1896, 2318, 2739, 3161,
170	-210, -632, -1053, -1475, -1896, -2318, -2739, -3161, },
171	{ 251, 753, 1255, 1757, 2260, 2762, 3264, 3766,
172	-251, -753, -1255, -1757, -2260, -2762, -3264, -3766, },
173	{ 299, 897, 1495, 2093, 2692, 3290, 3888, 4486,
174	-299, -897, -1495, -2093, -2692, -3290, -3888, -4486, },
175	{ 356, 1068, 1781, 2493, 3206, 3918, 4631, 5343,
176	-356, -1068, -1781, -2493, -3206, -3918, -4631, -5343, },
177	{ 424, 1273, 2121, 2970, 3819, 4668, 5516, 6365,
178	-424, -1273, -2121, -2970, -3819, -4668, -5516, -6365, },
179	};
180
181	/*
182	* Dumped from the binaries:
183	* - FantasticJourney.exe - 0x794D2, DGROUP:0x47A4D2
184	* - BigRaceUSA.exe - 0x9B8AA, DGROUP:0x49C4AA
185	* - Timeshock!.exe - 0x8506A, DGROUP:0x485C6A
186	*/
187	const int8_t ff_adpcm_ima_cunning_index_table[9] = {
188	-1, -1, -1, -1, 1, 2, 3, 4, -1
189	};
190
191	/*
192	* Dumped from the binaries:
193	* - FantasticJourney.exe - 0x79458, DGROUP:0x47A458
194	* - BigRaceUSA.exe - 0x9B830, DGROUP:0x49C430
195	* - Timeshock!.exe - 0x84FF0, DGROUP:0x485BF0
196	*/
197	const int16_t ff_adpcm_ima_cunning_step_table[61] = {
198	1, 1, 1, 1, 2, 2, 3, 3, 4, 5,
199	6, 7, 8, 10, 12, 14, 16, 20, 24, 28,
200	32, 40, 48, 56, 64, 80, 96, 112, 128, 160,
201	192, 224, 256, 320, 384, 448, 512, 640, 768, 896,
202	1024, 1280, 1536, 1792, 2048, 2560, 3072, 3584, 4096, 5120,
203	6144, 7168, 8192, 10240, 12288, 14336, 16384, 20480, 24576, 28672, 0
204	};

libavcodec/adpcm_data.h+0−6

 static const uint8_t ff_adpcm_ima_block_sizes[4]   = {  4, 12, 4, 20 };
 static const uint8_t ff_adpcm_ima_block_samples[4] = { 16, 32, 8, 32 };
-extern const int8_t * const ff_adpcm_index_tables[4];
 extern const int8_t  ff_adpcm_index_table[16];
 extern const int16_t ff_adpcm_step_table[89];
-extern const int16_t ff_adpcm_oki_step_table[49];
 extern const int16_t ff_adpcm_AdaptationTable[];
 extern const uint8_t ff_adpcm_AdaptCoeff1[];
 extern const int8_t  ff_adpcm_AdaptCoeff2[];
 extern const int16_t ff_adpcm_yamaha_indexscale[];
 extern const int8_t  ff_adpcm_yamaha_difflookup[];
-extern const int16_t ff_adpcm_afc_coeffs[2][16];
-extern const int16_t ff_adpcm_mtaf_stepsize[32][16];
-extern const int8_t  ff_adpcm_ima_cunning_index_table[9];
-extern const int16_t ff_adpcm_ima_cunning_step_table[61];
 #endif /* AVCODEC_ADPCM_DATA_H */

avcodec/adpcm_data: Move tables only used by adpcm.c to it

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