avfilter/af_biquads: reduce double type usage

Paul B Mahol committed 3 years ago

Commit 6f1c82f1 parent 29190271 file · +370 −345Browse files

Showing the changes to libavfilter (1 of 1 file). Show all

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@@ -109,14 +109,6 @@ enum TransformType { · 108 unmodified lines
109	109	NB_TTYPE,
110	110	};
111	111
112		−typedef struct ChanCache {
113		− double i1, i2;
114		− double o1, o2;
115		− double ri1, ri2;
116		− double ro1, ro2;
117		− int clippings;
118		−} ChanCache;
119		−
120	112	typedef struct BiquadsContext {
121	113	const AVClass *class;
122	114
@@ -139,24 +131,26 @@ typedef struct BiquadsContext { · 16 unmodified lines
139	131	int normalize;
140	132	int order;
141	133
142		− double a0, a1, a2;
143		− double b0, b1, b2;
	134	+ double a_double[3];
	135	+ double b_double[3];
	136	+
	137	+ float a_float[3];
	138	+ float b_float[3];
144	139
145		− double oa0, oa1, oa2;
146		− double ob0, ob1, ob2;
	140	+ double oa[3];
	141	+ double ob[3];
147	142
148	143	AVFrame *block[3];
149	144
150		− ChanCache *cache;
	145	+ int *clip;
	146	+ AVFrame *cache[2];
151	147	int block_align;
152	148
153	149	int64_t pts;
154	150	int nb_samples;
155	151
156	152	void (filter)(struct BiquadsContext s, const void ibuf, void obuf, int len,
157		− double i1, double i2, double o1, double o2,
158		− double b0, double b1, double b2, double a0, double a1, double a2, int *clippings,
159		− int disabled);
	153	+ void cache, int clip, int disabled);
160	154	} BiquadsContext;
161	155
162	156	static int query_formats(AVFilterContext *ctx)
@@ -202,27 +196,26 @@ static int query_formats(AVFilterContext *ctx) · 39 unmodified lines
202	196	return ff_set_common_all_samplerates(ctx);
203	197	}
204	198
205		−#define BIQUAD_FILTER(name, type, min, max, need_clipping) \
	199	+#define BIQUAD_FILTER(name, type, ftype, min, max, need_clipping) \
206	200	static void biquad_## name (BiquadsContext *s, \
207	201	const void input, void output, int len, \
208		− double in1, double in2, \
209		− double out1, double out2, \
210		− double b0, double b1, double b2, \
211		− double a0, double a1, double a2, int *clippings, \
212		− int disabled) \
	202	+ void cache, int clippings, int disabled) \
213	203	{ \
214	204	const type *ibuf = input; \
215	205	type *obuf = output; \
216		− double i1 = *in1; \
217		− double i2 = *in2; \
218		− double o1 = *out1; \
219		− double o2 = *out2; \
220		− double wet = s->mix; \
221		− double dry = 1. - wet; \
222		− double out; \
	206	+ ftype *fcache = cache; \
	207	+ ftype i1 = fcache[0], i2 = fcache[1], o1 = fcache[2], o2 = fcache[3]; \
	208	+ ftype *a = s->a_##ftype; \
	209	+ ftype *b = s->b_##ftype; \
	210	+ ftype a1 = -a[1]; \
	211	+ ftype a2 = -a[2]; \
	212	+ ftype b0 = b[0]; \
	213	+ ftype b1 = b[1]; \
	214	+ ftype b2 = b[2]; \
	215	+ ftype wet = s->mix; \
	216	+ ftype dry = 1. - wet; \
	217	+ ftype out; \
223	218	int i; \
224		− a1 = -a1; \
225		− a2 = -a2; \
226	219	\
227	220	for (i = 0; i+1 < len; i++) { \
228	221	o2 = i2 * b2 + i1 * b1 + ibuf[i] * b0 + o2 * a2 + o1 * a1; \
@@ -256,7 +249,7 @@ static void biquad_## name (BiquadsContext *s, \ · 27 unmodified lines
256	249	} \
257	250	} \
258	251	if (i < len) { \
259		− double o0 = ibuf[i] * b0 + i1 * b1 + i2 * b2 + o1 * a1 + o2 * a2; \
	252	+ ftype o0 = ibuf[i] * b0 + i1 * b1 + i2 * b2 + o1 * a1 + o2 * a2; \
260	253	i2 = i1; \
261	254	i1 = ibuf[i]; \
262	255	o2 = o1; \
@@ -274,36 +267,37 @@ static void biquad_## name (BiquadsContext *s, \ · 11 unmodified lines
274	267	obuf[i] = out; \
275	268	} \
276	269	} \
277		− *in1 = i1; \
278		− *in2 = i2; \
279		− *out1 = o1; \
280		− *out2 = o2; \
	270	+ fcache[0] = i1; \
	271	+ fcache[1] = i2; \
	272	+ fcache[2] = o1; \
	273	+ fcache[3] = o2; \
281	274	}
282	275
283		−BIQUAD_FILTER(s16, int16_t, INT16_MIN, INT16_MAX, 1)
284		−BIQUAD_FILTER(s32, int32_t, INT32_MIN, INT32_MAX, 1)
285		−BIQUAD_FILTER(flt, float, -1., 1., 0)
286		−BIQUAD_FILTER(dbl, double, -1., 1., 0)
	276	+BIQUAD_FILTER(s16, int16_t, float, INT16_MIN, INT16_MAX, 1)
	277	+BIQUAD_FILTER(s32, int32_t, double, INT32_MIN, INT32_MAX, 1)
	278	+BIQUAD_FILTER(flt, float, float, -1.f, 1.f, 0)
	279	+BIQUAD_FILTER(dbl, double, double, -1., 1., 0)
287	280
288		−#define BIQUAD_DII_FILTER(name, type, min, max, need_clipping) \
	281	+#define BIQUAD_DII_FILTER(name, type, ftype, min, max, need_clipping) \
289	282	static void biquad_dii_## name (BiquadsContext *s, \
290	283	const void input, void output, int len, \
291		− double z1, double z2, \
292		− double unused1, double unused2, \
293		− double b0, double b1, double b2, \
294		− double a0, double a1, double a2, int *clippings, \
295		− int disabled) \
	284	+ void cache, int clippings, int disabled) \
296	285	{ \
297	286	const type *ibuf = input; \
298	287	type *obuf = output; \
299		− double w1 = *z1; \
300		− double w2 = *z2; \
301		− double wet = s->mix; \
302		− double dry = 1. - wet; \
303		− double in, out, w0; \
304		− \
305		− a1 = -a1; \
306		− a2 = -a2; \
	288	+ ftype *fcache = cache; \
	289	+ ftype *a = s->a_##ftype; \
	290	+ ftype *b = s->b_##ftype; \
	291	+ ftype a1 = -a[1]; \
	292	+ ftype a2 = -a[2]; \
	293	+ ftype b0 = b[0]; \
	294	+ ftype b1 = b[1]; \
	295	+ ftype b2 = b[2]; \
	296	+ ftype w1 = fcache[0]; \
	297	+ ftype w2 = fcache[1]; \
	298	+ ftype wet = s->mix; \
	299	+ ftype dry = 1. - wet; \
	300	+ ftype in, out, w0; \
307	301	\
308	302	for (int i = 0; i < len; i++) { \
309	303	in = ibuf[i]; \
@@ -324,39 +318,40 @@ static void biquad_dii_## name (BiquadsContext *s, \ · 14 unmodified lines
324	318	obuf[i] = out; \
325	319	} \
326	320	} \
327		− *z1 = w1; \
328		− *z2 = w2; \
	321	+ fcache[0] = w1; \
	322	+ fcache[1] = w2; \
329	323	}
330	324
331		−BIQUAD_DII_FILTER(s16, int16_t, INT16_MIN, INT16_MAX, 1)
332		−BIQUAD_DII_FILTER(s32, int32_t, INT32_MIN, INT32_MAX, 1)
333		−BIQUAD_DII_FILTER(flt, float, -1., 1., 0)
334		−BIQUAD_DII_FILTER(dbl, double, -1., 1., 0)
	325	+BIQUAD_DII_FILTER(s16, int16_t, float, INT16_MIN, INT16_MAX, 1)
	326	+BIQUAD_DII_FILTER(s32, int32_t, double, INT32_MIN, INT32_MAX, 1)
	327	+BIQUAD_DII_FILTER(flt, float, float, -1.f, 1.f, 0)
	328	+BIQUAD_DII_FILTER(dbl, double, double, -1., 1., 0)
335	329
336		−#define BIQUAD_TDI_FILTER(name, type, min, max, need_clipping) \
	330	+#define BIQUAD_TDI_FILTER(name, type, ftype, min, max, need_clipping) \
337	331	static void biquad_tdi_## name (BiquadsContext *s, \
338	332	const void input, void output, int len, \
339		− double z1, double z2, \
340		− double z3, double z4, \
341		− double b0, double b1, double b2, \
342		− double a0, double a1, double a2, int *clippings, \
343		− int disabled) \
	333	+ void cache, int clippings, int disabled) \
344	334	{ \
345	335	const type *ibuf = input; \
346	336	type *obuf = output; \
347		− double s1 = *z1; \
348		− double s2 = *z2; \
349		− double s3 = *z3; \
350		− double s4 = *z4; \
351		− double wet = s->mix; \
352		− double dry = 1. - wet; \
353		− double in, out; \
354		− \
355		− a1 = -a1; \
356		− a2 = -a2; \
	337	+ ftype *fcache = cache; \
	338	+ ftype *a = s->a_##ftype; \
	339	+ ftype *b = s->b_##ftype; \
	340	+ ftype a1 = -a[1]; \
	341	+ ftype a2 = -a[2]; \
	342	+ ftype b0 = b[0]; \
	343	+ ftype b1 = b[1]; \
	344	+ ftype b2 = b[2]; \
	345	+ ftype s1 = fcache[0]; \
	346	+ ftype s2 = fcache[1]; \
	347	+ ftype s3 = fcache[2]; \
	348	+ ftype s4 = fcache[3]; \
	349	+ ftype wet = s->mix; \
	350	+ ftype dry = 1. - wet; \
	351	+ ftype in, out; \
357	352	\
358	353	for (int i = 0; i < len; i++) { \
359		− double t1, t2, t3, t4; \
	354	+ ftype t1, t2, t3, t4; \
360	355	in = ibuf[i] + s1; \
361	356	t1 = in * a1 + s2; \
362	357	t2 = in * a2; \
@@ -378,36 +373,37 @@ static void biquad_tdi_## name (BiquadsContext *s, \ · 15 unmodified lines
378	373	} \
379	374	} \
380	375	\
381		− *z1 = s1; \
382		− *z2 = s2; \
383		− *z3 = s3; \
384		− *z4 = s4; \
	376	+ fcache[0] = s1; \
	377	+ fcache[1] = s2; \
	378	+ fcache[2] = s3; \
	379	+ fcache[3] = s4; \
385	380	}
386	381
387		−BIQUAD_TDI_FILTER(s16, int16_t, INT16_MIN, INT16_MAX, 1)
388		−BIQUAD_TDI_FILTER(s32, int32_t, INT32_MIN, INT32_MAX, 1)
389		−BIQUAD_TDI_FILTER(flt, float, -1., 1., 0)
390		−BIQUAD_TDI_FILTER(dbl, double, -1., 1., 0)
	382	+BIQUAD_TDI_FILTER(s16, int16_t, float, INT16_MIN, INT16_MAX, 1)
	383	+BIQUAD_TDI_FILTER(s32, int32_t, double, INT32_MIN, INT32_MAX, 1)
	384	+BIQUAD_TDI_FILTER(flt, float, float, -1.f, 1.f, 0)
	385	+BIQUAD_TDI_FILTER(dbl, double, double, -1., 1., 0)
391	386
392		−#define BIQUAD_TDII_FILTER(name, type, min, max, need_clipping) \
	387	+#define BIQUAD_TDII_FILTER(name, type, ftype, min, max, need_clipping) \
393	388	static void biquad_tdii_## name (BiquadsContext *s, \
394	389	const void input, void output, int len, \
395		− double z1, double z2, \
396		− double unused1, double unused2, \
397		− double b0, double b1, double b2, \
398		− double a0, double a1, double a2, int *clippings, \
399		− int disabled) \
	390	+ void cache, int clippings, int disabled) \
400	391	{ \
401	392	const type *ibuf = input; \
402	393	type *obuf = output; \
403		− double w1 = *z1; \
404		− double w2 = *z2; \
405		− double wet = s->mix; \
406		− double dry = 1. - wet; \
407		− double in, out; \
408		− \
409		− a1 = -a1; \
410		− a2 = -a2; \
	394	+ ftype *fcache = cache; \
	395	+ ftype *a = s->a_##ftype; \
	396	+ ftype *b = s->b_##ftype; \
	397	+ ftype a1 = -a[1]; \
	398	+ ftype a2 = -a[2]; \
	399	+ ftype b0 = b[0]; \
	400	+ ftype b1 = b[1]; \
	401	+ ftype b2 = b[2]; \
	402	+ ftype w1 = fcache[0]; \
	403	+ ftype w2 = fcache[1]; \
	404	+ ftype wet = s->mix; \
	405	+ ftype dry = 1. - wet; \
	406	+ ftype in, out; \
411	407	\
412	408	for (int i = 0; i < len; i++) { \
413	409	in = ibuf[i]; \
@@ -427,33 +423,36 @@ static void biquad_tdii_## name (BiquadsContext *s, \ · 13 unmodified lines
427	423	obuf[i] = out; \
428	424	} \
429	425	} \
430		− *z1 = w1; \
431		− *z2 = w2; \
	426	+ fcache[0] = w1; \
	427	+ fcache[1] = w2; \
432	428	}
433	429
434		−BIQUAD_TDII_FILTER(s16, int16_t, INT16_MIN, INT16_MAX, 1)
435		−BIQUAD_TDII_FILTER(s32, int32_t, INT32_MIN, INT32_MAX, 1)
436		−BIQUAD_TDII_FILTER(flt, float, -1., 1., 0)
437		−BIQUAD_TDII_FILTER(dbl, double, -1., 1., 0)
	430	+BIQUAD_TDII_FILTER(s16, int16_t, float, INT16_MIN, INT16_MAX, 1)
	431	+BIQUAD_TDII_FILTER(s32, int32_t, double, INT32_MIN, INT32_MAX, 1)
	432	+BIQUAD_TDII_FILTER(flt, float, float, -1.f, 1.f, 0)
	433	+BIQUAD_TDII_FILTER(dbl, double, double, -1., 1., 0)
438	434
439		−#define BIQUAD_LATT_FILTER(name, type, min, max, need_clipping) \
	435	+#define BIQUAD_LATT_FILTER(name, type, ftype, min, max, need_clipping) \
440	436	static void biquad_latt_## name (BiquadsContext *s, \
441	437	const void input, void output, int len, \
442		− double z1, double z2, \
443		− double unused1, double unused2, \
444		− double v0, double v1, double v2, \
445		− double unused, double k0, double k1, \
446		− int *clippings, \
447		− int disabled) \
	438	+ void cache, int clippings, int disabled) \
448	439	{ \
449	440	const type *ibuf = input; \
450	441	type *obuf = output; \
451		− double s0 = *z1; \
452		− double s1 = *z2; \
453		− double wet = s->mix; \
454		− double dry = 1. - wet; \
455		− double in, out; \
456		− double t0, t1; \
	442	+ ftype *fcache = cache; \
	443	+ ftype *a = s->a_##ftype; \
	444	+ ftype *b = s->b_##ftype; \
	445	+ ftype k0 = a[1]; \
	446	+ ftype k1 = a[2]; \
	447	+ ftype v0 = b[0]; \
	448	+ ftype v1 = b[1]; \
	449	+ ftype v2 = b[2]; \
	450	+ ftype s0 = fcache[0]; \
	451	+ ftype s1 = fcache[1]; \
	452	+ ftype wet = s->mix; \
	453	+ ftype dry = 1. - wet; \
	454	+ ftype in, out; \
	455	+ ftype t0, t1; \
457	456	\
458	457	for (int i = 0; i < len; i++) { \
459	458	out = 0.; \
@@ -483,32 +482,36 @@ static void biquad_latt_## name (BiquadsContext *s, \ · 23 unmodified lines
483	482	obuf[i] = out; \
484	483	} \
485	484	} \
486		− *z1 = s0; \
487		− *z2 = s1; \
	485	+ fcache[0] = s0; \
	486	+ fcache[1] = s1; \
488	487	}
489	488
490		−BIQUAD_LATT_FILTER(s16, int16_t, INT16_MIN, INT16_MAX, 1)
491		−BIQUAD_LATT_FILTER(s32, int32_t, INT32_MIN, INT32_MAX, 1)
492		−BIQUAD_LATT_FILTER(flt, float, -1., 1., 0)
493		−BIQUAD_LATT_FILTER(dbl, double, -1., 1., 0)
	489	+BIQUAD_LATT_FILTER(s16, int16_t, float, INT16_MIN, INT16_MAX, 1)
	490	+BIQUAD_LATT_FILTER(s32, int32_t, double, INT32_MIN, INT32_MAX, 1)
	491	+BIQUAD_LATT_FILTER(flt, float, float, -1.f, 1.f, 0)
	492	+BIQUAD_LATT_FILTER(dbl, double, double, -1., 1., 0)
494	493
495		−#define BIQUAD_SVF_FILTER(name, type, min, max, need_clipping) \
	494	+#define BIQUAD_SVF_FILTER(name, type, ftype, min, max, need_clipping) \
496	495	static void biquad_svf_## name (BiquadsContext *s, \
497	496	const void input, void output, int len, \
498		− double y0, double y1, \
499		− double unused1, double unused2, \
500		− double b0, double b1, double b2, \
501		− double a0, double a1, double a2, int *clippings, \
502		− int disabled) \
	497	+ void cache, int clippings, int disabled) \
503	498	{ \
504	499	const type *ibuf = input; \
505	500	type *obuf = output; \
506		− double s0 = *y0; \
507		− double s1 = *y1; \
508		− double wet = s->mix; \
509		− double dry = 1. - wet; \
510		− double in, out; \
511		− double t0, t1; \
	501	+ ftype *fcache = cache; \
	502	+ ftype *a = s->a_##ftype; \
	503	+ ftype *b = s->b_##ftype; \
	504	+ ftype a1 = a[1]; \
	505	+ ftype a2 = a[2]; \
	506	+ ftype b0 = b[0]; \
	507	+ ftype b1 = b[1]; \
	508	+ ftype b2 = b[2]; \
	509	+ ftype s0 = fcache[0]; \
	510	+ ftype s1 = fcache[1]; \
	511	+ ftype wet = s->mix; \
	512	+ ftype dry = 1. - wet; \
	513	+ ftype in, out; \
	514	+ ftype t0, t1; \
512	515	\
513	516	for (int i = 0; i < len; i++) { \
514	517	in = ibuf[i]; \
@@ -531,41 +534,46 @@ static void biquad_svf_## name (BiquadsContext *s, \ · 16 unmodified lines
531	534	obuf[i] = out; \
532	535	} \
533	536	} \
534		− *y0 = s0; \
535		− *y1 = s1; \
	537	+ fcache[0] = s0; \
	538	+ fcache[1] = s1; \
536	539	}
537	540
538		−BIQUAD_SVF_FILTER(s16, int16_t, INT16_MIN, INT16_MAX, 1)
539		−BIQUAD_SVF_FILTER(s32, int32_t, INT32_MIN, INT32_MAX, 1)
540		−BIQUAD_SVF_FILTER(flt, float, -1., 1., 0)
541		−BIQUAD_SVF_FILTER(dbl, double, -1., 1., 0)
	541	+BIQUAD_SVF_FILTER(s16, int16_t, float, INT16_MIN, INT16_MAX, 1)
	542	+BIQUAD_SVF_FILTER(s32, int32_t, double, INT32_MIN, INT32_MAX, 1)
	543	+BIQUAD_SVF_FILTER(flt, float, float, -1.f, 1.f, 0)
	544	+BIQUAD_SVF_FILTER(dbl, double, double, -1., 1., 0)
542	545
543		−#define BIQUAD_ZDF_FILTER(name, type, min, max, need_clipping) \
	546	+#define BIQUAD_ZDF_FILTER(name, type, ftype, min, max, need_clipping, two) \
544	547	static void biquad_zdf_## name (BiquadsContext *s, \
545	548	const void input, void output, int len, \
546		− double y0, double y1, \
547		− double unused1, double unused2, \
548		− double m0, double m1, double m2, \
549		− double a0, double a1, double a2, int *clippings, \
550		− int disabled) \
	549	+ void cache, int clippings, int disabled) \
551	550	{ \
552	551	const type *ibuf = input; \
553	552	type *obuf = output; \
554		− double b0 = *y0; \
555		− double b1 = *y1; \
556		− double wet = s->mix; \
557		− double dry = 1. - wet; \
558		− double out; \
	553	+ ftype *fcache = cache; \
	554	+ ftype *a = s->a_##ftype; \
	555	+ ftype *b = s->b_##ftype; \
	556	+ ftype m0 = b[0]; \
	557	+ ftype m1 = b[1]; \
	558	+ ftype m2 = b[2]; \
	559	+ ftype a0 = a[0]; \
	560	+ ftype a1 = a[1]; \
	561	+ ftype a2 = a[2]; \
	562	+ ftype b0 = fcache[0]; \
	563	+ ftype b1 = fcache[1]; \
	564	+ ftype wet = s->mix; \
	565	+ ftype dry = 1. - wet; \
	566	+ ftype out; \
559	567	\
560	568	for (int i = 0; i < len; i++) { \
561		− const double in = ibuf[i]; \
562		− const double v0 = in; \
563		− const double v3 = v0 - b1; \
564		− const double v1 = a0 * b0 + a1 * v3; \
565		− const double v2 = b1 + a1 * b0 + a2 * v3; \
	569	+ const ftype in = ibuf[i]; \
	570	+ const ftype v0 = in; \
	571	+ const ftype v3 = v0 - b1; \
	572	+ const ftype v1 = a0 * b0 + a1 * v3; \
	573	+ const ftype v2 = b1 + a1 * b0 + a2 * v3; \
566	574	\
567		− b0 = 2. * v1 - b0; \
568		− b1 = 2. * v2 - b1; \
	575	+ b0 = two * v1 - b0; \
	576	+ b1 = two * v2 - b1; \
569	577	\
570	578	out = m0 * v0 + m1 * v1 + m2 * v2; \
571	579	out = out * wet + in * dry; \
@@ -581,30 +589,30 @@ static void biquad_zdf_## name (BiquadsContext *s, \ · 9 unmodified lines
581	589	obuf[i] = out; \
582	590	} \
583	591	} \
584		− *y0 = b0; \
585		− *y1 = b1; \
	592	+ fcache[0] = b0; \
	593	+ fcache[1] = b1; \
586	594	}
587	595
588		−BIQUAD_ZDF_FILTER(s16, int16_t, INT16_MIN, INT16_MAX, 1)
589		−BIQUAD_ZDF_FILTER(s32, int32_t, INT32_MIN, INT32_MAX, 1)
590		−BIQUAD_ZDF_FILTER(flt, float, -1., 1., 0)
591		−BIQUAD_ZDF_FILTER(dbl, double, -1., 1., 0)
	596	+BIQUAD_ZDF_FILTER(s16, int16_t, float, INT16_MIN, INT16_MAX, 1, 2.f)
	597	+BIQUAD_ZDF_FILTER(s32, int32_t, double, INT32_MIN, INT32_MAX, 1, 2.0)
	598	+BIQUAD_ZDF_FILTER(flt, float, float, -1.f, 1.f, 0, 2.f)
	599	+BIQUAD_ZDF_FILTER(dbl, double, double, -1., 1., 0, 2.0)
592	600
593	601	static void convert_dir2latt(BiquadsContext *s)
594	602	{
595	603	double k0, k1, v0, v1, v2;
596	604
597		− k1 = s->a2;
598		− k0 = s->a1 / (1. + k1);
599		− v2 = s->b2;
600		− v1 = s->b1 - v2 * s->a1;
601		− v0 = s->b0 - v1 * k0 - v2 * k1;
602		−
603		− s->a1 = k0;
604		− s->a2 = k1;
605		− s->b0 = v0;
606		− s->b1 = v1;
607		− s->b2 = v2;
	605	+ k1 = s->a_double[2];
	606	+ k0 = s->a_double[1] / (1. + k1);
	607	+ v2 = s->b_double[2];
	608	+ v1 = s->b_double[1] - v2 * s->a_double[1];
	609	+ v0 = s->b_double[0] - v1 * k0 - v2 * k1;
	610	+
	611	+ s->a_double[1] = k0;
	612	+ s->a_double[2] = k1;
	613	+ s->b_double[0] = v0;
	614	+ s->b_double[1] = v1;
	615	+ s->b_double[2] = v2;
608	616	}
609	617
610	618	static void convert_dir2svf(BiquadsContext *s)
@@ -612,17 +620,17 @@ static void convert_dir2svf(BiquadsContext *s) · 1 unmodified line
612	620	double a[2];
613	621	double b[3];
614	622
615		− a[0] = -s->a1;
616		− a[1] = -s->a2;
617		− b[0] = s->b1 - s->a1 * s->b0;
618		− b[1] = s->b2 - s->a2 * s->b0;
619		− b[2] = s->b0;
620		−
621		− s->a1 = a[0];
622		− s->a2 = a[1];
623		− s->b0 = b[0];
624		− s->b1 = b[1];
625		− s->b2 = b[2];
	623	+ a[0] = -s->a_double[1];
	624	+ a[1] = -s->a_double[2];
	625	+ b[0] = s->b_double[1] - s->a_double[1] * s->b_double[0];
	626	+ b[1] = s->b_double[2] - s->a_double[2] * s->b_double[0];
	627	+ b[2] = s->b_double[0];
	628	+
	629	+ s->a_double[1] = a[0];
	630	+ s->a_double[2] = a[1];
	631	+ s->b_double[0] = b[0];
	632	+ s->b_double[1] = b[1];
	633	+ s->b_double[2] = b[2];
626	634	}
627	635
628	636	static double convert_width2qfactor(double width,
@@ -669,12 +677,12 @@ static void convert_dir2zdf(BiquadsContext *s, int sample_rate) · 40 unmodified lines
669	677
670	678	switch (s->filter_type) {
671	679	case biquad:
672		− a[0] = s->oa0;
673		− a[1] = s->oa1;
674		− a[2] = s->oa2;
675		− m[0] = s->ob0;
676		− m[1] = s->ob1;
677		− m[2] = s->ob2;
	680	+ a[0] = s->oa[0];
	681	+ a[1] = s->oa[1];
	682	+ a[2] = s->oa[2];
	683	+ m[0] = s->ob[0];
	684	+ m[1] = s->ob[1];
	685	+ m[2] = s->ob[2];
678	686	break;
679	687	case equalizer:
680	688	A = ff_exp10(s->gain / 40.);
@@ -776,12 +784,12 @@ static void convert_dir2zdf(BiquadsContext *s, int sample_rate) · 95 unmodified lines
776	784	av_assert0(0);
777	785	}
778	786
779		− s->a0 = a[0];
780		− s->a1 = a[1];
781		− s->a2 = a[2];
782		− s->b0 = m[0];
783		− s->b1 = m[1];
784		− s->b2 = m[2];
	787	+ s->a_double[0] = a[0];
	788	+ s->a_double[1] = a[1];
	789	+ s->a_double[2] = a[2];
	790	+ s->b_double[0] = m[0];
	791	+ s->b_double[1] = m[1];
	792	+ s->b_double[2] = m[2];
785	793	}
786	794
787	795	static int config_filter(AVFilterLink *outlink, int reset)
@@ -831,20 +839,20 @@ static int config_filter(AVFilterLink *outlink, int reset) · 43 unmodified lines
831	839
832	840	switch (s->filter_type) {
833	841	case biquad:
834		− s->a0 = s->oa0;
835		− s->a1 = s->oa1;
836		− s->a2 = s->oa2;
837		− s->b0 = s->ob0;
838		− s->b1 = s->ob1;
839		− s->b2 = s->ob2;
	842	+ s->a_double[0] = s->oa[0];
	843	+ s->a_double[1] = s->oa[1];
	844	+ s->a_double[2] = s->oa[2];
	845	+ s->b_double[0] = s->ob[0];
	846	+ s->b_double[1] = s->ob[1];
	847	+ s->b_double[2] = s->ob[2];
840	848	break;
841	849	case equalizer:
842		− s->a0 = 1 + alpha / A;
843		− s->a1 = -2 * cos(w0);
844		− s->a2 = 1 - alpha / A;
845		− s->b0 = 1 + alpha * A;
846		− s->b1 = -2 * cos(w0);
847		− s->b2 = 1 - alpha * A;
	850	+ s->a_double[0] = 1 + alpha / A;
	851	+ s->a_double[1] = -2 * cos(w0);
	852	+ s->a_double[2] = 1 - alpha / A;
	853	+ s->b_double[0] = 1 + alpha * A;
	854	+ s->b_double[1] = -2 * cos(w0);
	855	+ s->b_double[2] = 1 - alpha * A;
848	856	break;
849	857	case bass:
850	858	beta = sqrt((A * A + 1) - (A - 1) * (A - 1));
@@ -858,19 +866,19 @@ static int config_filter(AVFilterLink *outlink, int reset) · 7 unmodified lines
858	866	double beta0 = ((1 + A) + (1 - A) * alpha1) * 0.5;
859	867	double beta1 = ((1 - A) + (1 + A) * alpha1) * 0.5;
860	868
861		− s->a0 = 1 + ro * alpha1;
862		− s->a1 = -ro - alpha1;
863		− s->a2 = 0;
864		− s->b0 = beta0 + ro * beta1;
865		− s->b1 = -beta1 - ro * beta0;
866		− s->b2 = 0;
	869	+ s->a_double[0] = 1 + ro * alpha1;
	870	+ s->a_double[1] = -ro - alpha1;
	871	+ s->a_double[2] = 0;
	872	+ s->b_double[0] = beta0 + ro * beta1;
	873	+ s->b_double[1] = -beta1 - ro * beta0;
	874	+ s->b_double[2] = 0;
867	875	} else {
868		− s->a0 = (A + 1) + (A - 1) * cos(w0) + beta * alpha;
869		− s->a1 = -2 * ((A - 1) + (A + 1) * cos(w0));
870		− s->a2 = (A + 1) + (A - 1) * cos(w0) - beta * alpha;
871		− s->b0 = A * ((A + 1) - (A - 1) * cos(w0) + beta * alpha);
872		− s->b1 = 2 * A * ((A - 1) - (A + 1) * cos(w0));
873		− s->b2 = A * ((A + 1) - (A - 1) * cos(w0) - beta * alpha);
	876	+ s->a_double[0] = (A + 1) + (A - 1) * cos(w0) + beta * alpha;
	877	+ s->a_double[1] = -2 * ((A - 1) + (A + 1) * cos(w0));
	878	+ s->a_double[2] = (A + 1) + (A - 1) * cos(w0) - beta * alpha;
	879	+ s->b_double[0] = A * ((A + 1) - (A - 1) * cos(w0) + beta * alpha);
	880	+ s->b_double[1] = 2 * A * ((A - 1) - (A + 1) * cos(w0));
	881	+ s->b_double[2] = A * ((A + 1) - (A - 1) * cos(w0) - beta * alpha);
874	882	}
875	883	break;
876	884	case treble:
@@ -884,97 +892,97 @@ static int config_filter(AVFilterLink *outlink, int reset) · 7 unmodified lines
884	892	double beta0 = ((1 + A) + (1 - A) * alpha1) * 0.5;
885	893	double beta1 = ((1 - A) + (1 + A) * alpha1) * 0.5;
886	894
887		− s->a0 = 1 + ro * alpha1;
888		− s->a1 = ro + alpha1;
889		− s->a2 = 0;
890		− s->b0 = beta0 + ro * beta1;
891		− s->b1 = beta1 + ro * beta0;
892		− s->b2 = 0;
	895	+ s->a_double[0] = 1 + ro * alpha1;
	896	+ s->a_double[1] = ro + alpha1;
	897	+ s->a_double[2] = 0;
	898	+ s->b_double[0] = beta0 + ro * beta1;
	899	+ s->b_double[1] = beta1 + ro * beta0;
	900	+ s->b_double[2] = 0;
893	901	} else {
894		− s->a0 = (A + 1) - (A - 1) * cos(w0) + beta * alpha;
895		− s->a1 = 2 * ((A - 1) - (A + 1) * cos(w0));
896		− s->a2 = (A + 1) - (A - 1) * cos(w0) - beta * alpha;
897		− s->b0 = A * ((A + 1) + (A - 1) * cos(w0) + beta * alpha);
898		− s->b1 =-2 * A * ((A - 1) + (A + 1) * cos(w0));
899		− s->b2 = A * ((A + 1) + (A - 1) * cos(w0) - beta * alpha);
	902	+ s->a_double[0] = (A + 1) - (A - 1) * cos(w0) + beta * alpha;
	903	+ s->a_double[1] = 2 * ((A - 1) - (A + 1) * cos(w0));
	904	+ s->a_double[2] = (A + 1) - (A - 1) * cos(w0) - beta * alpha;
	905	+ s->b_double[0] = A * ((A + 1) + (A - 1) * cos(w0) + beta * alpha);
	906	+ s->b_double[1] =-2 * A * ((A - 1) + (A + 1) * cos(w0));
	907	+ s->b_double[2] = A * ((A + 1) + (A - 1) * cos(w0) - beta * alpha);
900	908	}
901	909	break;
902	910	case bandpass:
903	911	if (s->csg) {
904		− s->a0 = 1 + alpha;
905		− s->a1 = -2 * cos(w0);
906		− s->a2 = 1 - alpha;
907		− s->b0 = sin(w0) / 2;
908		− s->b1 = 0;
909		− s->b2 = -sin(w0) / 2;
	912	+ s->a_double[0] = 1 + alpha;
	913	+ s->a_double[1] = -2 * cos(w0);
	914	+ s->a_double[2] = 1 - alpha;
	915	+ s->b_double[0] = sin(w0) / 2;
	916	+ s->b_double[1] = 0;
	917	+ s->b_double[2] = -sin(w0) / 2;
910	918	} else {
911		− s->a0 = 1 + alpha;
912		− s->a1 = -2 * cos(w0);
913		− s->a2 = 1 - alpha;
914		− s->b0 = alpha;
915		− s->b1 = 0;
916		− s->b2 = -alpha;
	919	+ s->a_double[0] = 1 + alpha;
	920	+ s->a_double[1] = -2 * cos(w0);
	921	+ s->a_double[2] = 1 - alpha;
	922	+ s->b_double[0] = alpha;
	923	+ s->b_double[1] = 0;
	924	+ s->b_double[2] = -alpha;
917	925	}
918	926	break;
919	927	case bandreject:
920		− s->a0 = 1 + alpha;
921		− s->a1 = -2 * cos(w0);
922		− s->a2 = 1 - alpha;
923		− s->b0 = 1;
924		− s->b1 = -2 * cos(w0);
925		− s->b2 = 1;
	928	+ s->a_double[0] = 1 + alpha;
	929	+ s->a_double[1] = -2 * cos(w0);
	930	+ s->a_double[2] = 1 - alpha;
	931	+ s->b_double[0] = 1;
	932	+ s->b_double[1] = -2 * cos(w0);
	933	+ s->b_double[2] = 1;
926	934	break;
927	935	case lowpass:
928	936	if (s->poles == 1) {
929		− s->a0 = 1;
930		− s->a1 = -exp(-w0);
931		− s->a2 = 0;
932		− s->b0 = 1 + s->a1;
933		− s->b1 = 0;
934		− s->b2 = 0;
	937	+ s->a_double[0] = 1;
	938	+ s->a_double[1] = -exp(-w0);
	939	+ s->a_double[2] = 0;
	940	+ s->b_double[0] = 1 + s->a_double[1];
	941	+ s->b_double[1] = 0;
	942	+ s->b_double[2] = 0;
935	943	} else {
936		− s->a0 = 1 + alpha;
937		− s->a1 = -2 * cos(w0);
938		− s->a2 = 1 - alpha;
939		− s->b0 = (1 - cos(w0)) / 2;
940		− s->b1 = 1 - cos(w0);
941		− s->b2 = (1 - cos(w0)) / 2;
	944	+ s->a_double[0] = 1 + alpha;
	945	+ s->a_double[1] = -2 * cos(w0);
	946	+ s->a_double[2] = 1 - alpha;
	947	+ s->b_double[0] = (1 - cos(w0)) / 2;
	948	+ s->b_double[1] = 1 - cos(w0);
	949	+ s->b_double[2] = (1 - cos(w0)) / 2;
942	950	}
943	951	break;
944	952	case highpass:
945	953	if (s->poles == 1) {
946		− s->a0 = 1;
947		− s->a1 = -exp(-w0);
948		− s->a2 = 0;
949		− s->b0 = (1 - s->a1) / 2;
950		− s->b1 = -s->b0;
951		− s->b2 = 0;
	954	+ s->a_double[0] = 1;
	955	+ s->a_double[1] = -exp(-w0);
	956	+ s->a_double[2] = 0;
	957	+ s->b_double[0] = (1 - s->a_double[1]) / 2;
	958	+ s->b_double[1] = -s->b_double[0];
	959	+ s->b_double[2] = 0;
952	960	} else {
953		− s->a0 = 1 + alpha;
954		− s->a1 = -2 * cos(w0);
955		− s->a2 = 1 - alpha;
956		− s->b0 = (1 + cos(w0)) / 2;
957		− s->b1 = -(1 + cos(w0));
958		− s->b2 = (1 + cos(w0)) / 2;
	961	+ s->a_double[0] = 1 + alpha;
	962	+ s->a_double[1] = -2 * cos(w0);
	963	+ s->a_double[2] = 1 - alpha;
	964	+ s->b_double[0] = (1 + cos(w0)) / 2;
	965	+ s->b_double[1] = -(1 + cos(w0));
	966	+ s->b_double[2] = (1 + cos(w0)) / 2;
959	967	}
960	968	break;
961	969	case allpass:
962	970	switch (s->order) {
963	971	case 1:
964		− s->a0 = 1.;
965		− s->a1 = -(1. - K) / (1. + K);
966		− s->a2 = 0.;
967		− s->b0 = s->a1;
968		− s->b1 = s->a0;
969		− s->b2 = 0.;
	972	+ s->a_double[0] = 1.;
	973	+ s->a_double[1] = -(1. - K) / (1. + K);
	974	+ s->a_double[2] = 0.;
	975	+ s->b_double[0] = s->a_double[1];
	976	+ s->b_double[1] = s->a_double[0];
	977	+ s->b_double[2] = 0.;
970	978	break;
971	979	case 2:
972		− s->a0 = 1 + alpha;
973		− s->a1 = -2 * cos(w0);
974		− s->a2 = 1 - alpha;
975		− s->b0 = 1 - alpha;
976		− s->b1 = -2 * cos(w0);
977		− s->b2 = 1 + alpha;
	980	+ s->a_double[0] = 1 + alpha;
	981	+ s->a_double[1] = -2 * cos(w0);
	982	+ s->a_double[2] = 1 - alpha;
	983	+ s->b_double[0] = 1 - alpha;
	984	+ s->b_double[1] = -2 * cos(w0);
	985	+ s->b_double[2] = 1 + alpha;
978	986	break;
979	987	}
980	988	break;
@@ -982,40 +990,55 @@ static int config_filter(AVFilterLink *outlink, int reset) · 1 unmodified line
982	990	av_assert0(0);
983	991	}
984	992
985		− av_log(ctx, AV_LOG_VERBOSE, "a=%f %f %f:b=%f %f %f\n", s->a0, s->a1, s->a2, s->b0, s->b1, s->b2);
	993	+ av_log(ctx, AV_LOG_VERBOSE, "a=%f %f %f:b=%f %f %f\n",
	994	+ s->a_double[0], s->a_double[1], s->a_double[2],
	995	+ s->b_double[0], s->b_double[1], s->b_double[2]);
986	996
987		− s->a1 /= s->a0;
988		− s->a2 /= s->a0;
989		− s->b0 /= s->a0;
990		− s->b1 /= s->a0;
991		− s->b2 /= s->a0;
992		− s->a0 /= s->a0;
	997	+ s->a_double[1] /= s->a_double[0];
	998	+ s->a_double[2] /= s->a_double[0];
	999	+ s->b_double[0] /= s->a_double[0];
	1000	+ s->b_double[1] /= s->a_double[0];
	1001	+ s->b_double[2] /= s->a_double[0];
	1002	+ s->a_double[0] /= s->a_double[0];
993	1003
994		− if (s->normalize && fabs(s->b0 + s->b1 + s->b2) > 1e-6) {
995		− double factor = (s->a0 + s->a1 + s->a2) / (s->b0 + s->b1 + s->b2);
	1004	+ if (s->normalize && fabs(s->b_double[0] + s->b_double[1] + s->b_double[2]) > 1e-6) {
	1005	+ double factor = (s->a_double[0] + s->a_double[1] + s->a_double[2]) /
	1006	+ (s->b_double[0] + s->b_double[1] + s->b_double[2]);
996	1007
997		− s->b0 *= factor;
998		− s->b1 *= factor;
999		− s->b2 *= factor;
	1008	+ s->b_double[0] *= factor;
	1009	+ s->b_double[1] *= factor;
	1010	+ s->b_double[2] *= factor;
1000	1011	}
1001	1012
1002	1013	switch (s->filter_type) {
1003	1014	case tiltshelf:
1004		− s->b0 /= A;
1005		− s->b1 /= A;
1006		− s->b2 /= A;
	1015	+ s->b_double[0] /= A;
	1016	+ s->b_double[1] /= A;
	1017	+ s->b_double[2] /= A;
1007	1018	break;
1008	1019	}
1009	1020
1010		− s->cache = av_realloc_f(s->cache, sizeof(ChanCache), inlink->ch_layout.nb_channels);
1011		− if (!s->cache)
	1021	+ if (!s->cache[0])
	1022	+ s->cache[0] = ff_get_audio_buffer(outlink, 4 * sizeof(double));
	1023	+ if (!s->clip)
	1024	+ s->clip = av_calloc(outlink->ch_layout.nb_channels, sizeof(*s->clip));
	1025	+ if (!s->cache[0] \|\| !s->clip)
1012	1026	return AVERROR(ENOMEM);
1013		− if (reset)
1014		− memset(s->cache, 0, sizeof(ChanCache) * inlink->ch_layout.nb_channels);
	1027	+ if (reset) {
	1028	+ av_samples_set_silence(s->cache[0]->extended_data, 0, s->cache[0]->nb_samples,
	1029	+ s->cache[0]->ch_layout.nb_channels, s->cache[0]->format);
	1030	+ }
1015	1031
1016	1032	if (reset && s->block_samples > 0) {
	1033	+ if (!s->cache[1])
	1034	+ s->cache[1] = ff_get_audio_buffer(outlink, 4 * sizeof(double));
	1035	+ if (!s->cache[1])
	1036	+ return AVERROR(ENOMEM);
	1037	+ av_samples_set_silence(s->cache[1]->extended_data, 0, s->cache[1]->nb_samples,
	1038	+ s->cache[1]->ch_layout.nb_channels, s->cache[1]->format);
1017	1039	for (int i = 0; i < 3; i++) {
1018		− s->block[i] = ff_get_audio_buffer(outlink, s->block_samples * 2);
	1040	+ if (!s->block[i])
	1041	+ s->block[i] = ff_get_audio_buffer(outlink, s->block_samples * 2);
1019	1042	if (!s->block[i])
1020	1043	return AVERROR(ENOMEM);
1021	1044	av_samples_set_silence(s->block[i]->extended_data, 0, s->block_samples * 2,
@@ -1145,16 +1168,23 @@ static int config_filter(AVFilterLink *outlink, int reset) · 123 unmodified lines
1145	1168	break;
1146	1169	default:
1147	1170	av_assert0(0);
1148		− }
	1171	+ }
	1172	+
	1173	+ s->block_align = av_get_bytes_per_sample(inlink->format);
1149	1174
1150		− s->block_align = av_get_bytes_per_sample(inlink->format);
	1175	+ if (s->transform_type == LATT)
	1176	+ convert_dir2latt(s);
	1177	+ else if (s->transform_type == SVF)
	1178	+ convert_dir2svf(s);
	1179	+ else if (s->transform_type == ZDF)
	1180	+ convert_dir2zdf(s, inlink->sample_rate);
1151	1181
1152		− if (s->transform_type == LATT)
1153		− convert_dir2latt(s);
1154		− else if (s->transform_type == SVF)
1155		− convert_dir2svf(s);
1156		− else if (s->transform_type == ZDF)
1157		− convert_dir2zdf(s, inlink->sample_rate);
	1182	+ s->a_float[0] = s->a_double[0];
	1183	+ s->a_float[1] = s->a_double[1];
	1184	+ s->a_float[2] = s->a_double[2];
	1185	+ s->b_float[0] = s->b_double[0];
	1186	+ s->b_float[1] = s->b_double[1];
	1187	+ s->b_float[2] = s->b_double[2];
1158	1188
1159	1189	return 0;
1160	1190	}
@@ -1227,8 +1257,7 @@ static int filter_channel(AVFilterContext ctx, void arg, int jobnr, int nb_job · 66 unmodified lines
1227	1257
1228	1258	if (!s->block_samples) {
1229	1259	s->filter(s, buf->extended_data[ch], out_buf->extended_data[ch], buf->nb_samples,
1230		− &s->cache[ch].i1, &s->cache[ch].i2, &s->cache[ch].o1, &s->cache[ch].o2,
1231		− s->b0, s->b1, s->b2, s->a0, s->a1, s->a2, &s->cache[ch].clippings, ctx->is_disabled);
	1260	+ s->cache[0]->extended_data[ch], s->clip+ch, ctx->is_disabled);
1232	1261	} else if (td->eof) {
1233	1262	memcpy(out_buf->extended_data[ch], s->block[1]->extended_data[ch] + s->block_align * s->block_samples,
1234	1263	s->nb_samples * s->block_align);
@@ -1238,25 +1267,19 @@ static int filter_channel(AVFilterContext ctx, void arg, int jobnr, int nb_job · 3 unmodified lines
1238	1267	memset(s->block[0]->extended_data[ch] + s->block_align * (s->block_samples + buf->nb_samples),
1239	1268	0, (s->block_samples - buf->nb_samples) * s->block_align);
1240	1269	s->filter(s, s->block[0]->extended_data[ch], s->block[1]->extended_data[ch], s->block_samples,
1241		− &s->cache[ch].i1, &s->cache[ch].i2, &s->cache[ch].o1, &s->cache[ch].o2,
1242		− s->b0, s->b1, s->b2, s->a0, s->a1, s->a2, &s->cache[ch].clippings, ctx->is_disabled);
1243		− s->cache[ch].ri1 = s->cache[ch].i1;
1244		− s->cache[ch].ri2 = s->cache[ch].i2;
1245		− s->cache[ch].ro1 = s->cache[ch].o1;
1246		− s->cache[ch].ro2 = s->cache[ch].o2;
	1270	+ s->cache[0]->extended_data[ch], s->clip+ch, ctx->is_disabled);
	1271	+ av_samples_copy(s->cache[1]->extended_data, s->cache[0]->extended_data, 0, 0,
	1272	+ s->cache[0]->nb_samples, s->cache[0]->ch_layout.nb_channels,
	1273	+ s->cache[0]->format);
1247	1274	s->filter(s, s->block[0]->extended_data[ch] + s->block_samples * s->block_align,
1248	1275	s->block[1]->extended_data[ch] + s->block_samples * s->block_align,
1249		− s->block_samples,
1250		− &s->cache[ch].ri1, &s->cache[ch].ri2, &s->cache[ch].ro1, &s->cache[ch].ro2,
1251		− s->b0, s->b1, s->b2, s->a0, s->a1, s->a2, &s->cache[ch].clippings, ctx->is_disabled);
	1276	+ s->block_samples, s->cache[1]->extended_data[ch], s->clip+ch,
	1277	+ ctx->is_disabled);
1252	1278	reverse_samples(s->block[2], s->block[1], ch, 0, 0, 2 * s->block_samples);
1253		− s->cache[ch].ri1 = 0.;
1254		− s->cache[ch].ri2 = 0.;
1255		− s->cache[ch].ro1 = 0.;
1256		− s->cache[ch].ro2 = 0.;
	1279	+ av_samples_set_silence(s->cache[1]->extended_data, 0, s->cache[1]->nb_samples,
	1280	+ s->cache[1]->ch_layout.nb_channels, s->cache[1]->format);
1257	1281	s->filter(s, s->block[2]->extended_data[ch], s->block[2]->extended_data[ch], 2 * s->block_samples,
1258		− &s->cache[ch].ri1, &s->cache[ch].ri2, &s->cache[ch].ro1, &s->cache[ch].ro2,
1259		− s->b0, s->b1, s->b2, s->a0, s->a1, s->a2, &s->cache[ch].clippings, ctx->is_disabled);
	1282	+ s->cache[1]->extended_data[ch], s->clip+ch, ctx->is_disabled);
1260	1283	reverse_samples(s->block[1], s->block[2], ch, 0, 0, 2 * s->block_samples);
1261	1284	memcpy(out_buf->extended_data[ch], s->block[1]->extended_data[ch],
1262	1285	s->block_samples * s->block_align);
@@ -1309,10 +1332,10 @@ static int filter_frame(AVFilterLink inlink, AVFrame buf, int eof) · 46 unmodified lines
1309	1332	FFMIN(outlink->ch_layout.nb_channels, ff_filter_get_nb_threads(ctx)));
1310	1333
1311	1334	for (ch = 0; ch < outlink->ch_layout.nb_channels; ch++) {
1312		− if (s->cache[ch].clippings > 0)
	1335	+ if (s->clip[ch] > 0)
1313	1336	av_log(ctx, AV_LOG_WARNING, "Channel %d clipping %d times. Please reduce gain.\n",
1314		− ch, s->cache[ch].clippings);
1315		− s->cache[ch].clippings = 0;
	1337	+ ch, s->clip[ch]);
	1338	+ s->clip[ch] = 0;
1316	1339	}
1317	1340
1318	1341	if (s->block_samples > 0) {
@@ -1402,7 +1425,9 @@ static av_cold void uninit(AVFilterContext *ctx) · 83 unmodified lines
1402	1425
1403	1426	for (int i = 0; i < 3; i++)
1404	1427	av_frame_free(&s->block[i]);
1405		− av_freep(&s->cache);
	1428	+ av_frame_free(&s->cache[0]);
	1429	+ av_frame_free(&s->cache[1]);
	1430	+ av_freep(&s->clip);
1406	1431	av_channel_layout_uninit(&s->ch_layout);
1407	1432	}
1408	1433
@@ -1657,12 +1682,12 @@ DEFINE_BIQUAD_FILTER(allpass, "Apply a two-pole all-pass filter."); · 248 unmodified lines
1657	1682	#endif /* CONFIG_ALLPASS_FILTER */
1658	1683	#if CONFIG_BIQUAD_FILTER
1659	1684	static const AVOption biquad_options[] = {
1660		− {"a0", NULL, OFFSET(oa0), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT32_MIN, INT32_MAX, FLAGS},
1661		− {"a1", NULL, OFFSET(oa1), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
1662		− {"a2", NULL, OFFSET(oa2), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
1663		− {"b0", NULL, OFFSET(ob0), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
1664		− {"b1", NULL, OFFSET(ob1), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
1665		− {"b2", NULL, OFFSET(ob2), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
	1685	+ {"a0", NULL, OFFSET(oa[0]), AV_OPT_TYPE_DOUBLE, {.dbl=1}, INT32_MIN, INT32_MAX, FLAGS},
	1686	+ {"a1", NULL, OFFSET(oa[1]), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
	1687	+ {"a2", NULL, OFFSET(oa[2]), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
	1688	+ {"b0", NULL, OFFSET(ob[0]), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
	1689	+ {"b1", NULL, OFFSET(ob[1]), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
	1690	+ {"b2", NULL, OFFSET(ob[2]), AV_OPT_TYPE_DOUBLE, {.dbl=0}, INT32_MIN, INT32_MAX, FLAGS},
1666	1691	MIX_CHANNELS_NORMALIZE_OPTION(1, "all", 0),
1667	1692	TRANSFORM_OPTION(DI),
1668	1693	PRECISION_OPTION(-1),

avfilter/af_biquads: reduce double type usage

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