FFmpeg coverage

GCC Code Coverage Report

Directory:	../../../ffmpeg/		Exec	Total	Coverage
File:	src/libavcodec/aacpsdsp_template.c	Lines:	122	124	98.4 %
Date:	2021-04-20 15:25:36	Branches:	26	26	100.0 %


/*
 * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
 *
 * This file is part of FFmpeg.
 *
 * FFmpeg is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * FFmpeg is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 * Note: Rounding-to-nearest used unless otherwise stated
 *
 */
#include <stdint.h>

#include "config.h"
#include "libavutil/attributes.h"
#include "aacpsdsp.h"

static void ps_add_squares_c(INTFLOAT *dst, const INTFLOAT (*src)[2], int n)
{
    int i;
    for (i = 0; i < n; i++)
        dst[i] += (UINTFLOAT)AAC_MADD28(src[i][0], src[i][0], src[i][1], src[i][1]);
}

static void ps_mul_pair_single_c(INTFLOAT (*dst)[2], INTFLOAT (*src0)[2], INTFLOAT *src1,
                                 int n)
{
    int i;
    for (i = 0; i < n; i++) {
        dst[i][0] = AAC_MUL16(src0[i][0], src1[i]);
        dst[i][1] = AAC_MUL16(src0[i][1], src1[i]);
    }
}

static void ps_hybrid_analysis_c(INTFLOAT (*out)[2], INTFLOAT (*in)[2],
                                 const INTFLOAT (*filter)[8][2],
                                 ptrdiff_t stride, int n)
{
    int i, j;

    for (i = 0; i < n; i++) {
        INT64FLOAT sum_re = (INT64FLOAT)filter[i][6][0] * in[6][0];
        INT64FLOAT sum_im = (INT64FLOAT)filter[i][6][0] * in[6][1];

        for (j = 0; j < 6; j++) {
            INT64FLOAT in0_re = in[j][0];
            INT64FLOAT in0_im = in[j][1];
            INT64FLOAT in1_re = in[12-j][0];
            INT64FLOAT in1_im = in[12-j][1];
            sum_re += (INT64FLOAT)filter[i][j][0] * (in0_re + in1_re) -
                      (INT64FLOAT)filter[i][j][1] * (in0_im - in1_im);
            sum_im += (INT64FLOAT)filter[i][j][0] * (in0_im + in1_im) +
                      (INT64FLOAT)filter[i][j][1] * (in0_re - in1_re);
        }
#if USE_FIXED
        out[i * stride][0] = (int)((sum_re + 0x40000000) >> 31);
        out[i * stride][1] = (int)((sum_im + 0x40000000) >> 31);
#else
        out[i * stride][0] = sum_re;
        out[i * stride][1] = sum_im;
#endif /* USE_FIXED */
    }
}

static void ps_hybrid_analysis_ileave_c(INTFLOAT (*out)[32][2], INTFLOAT L[2][38][64],
                                      int i, int len)
{
    int j;

    for (; i < 64; i++) {
        for (j = 0; j < len; j++) {
            out[i][j][0] = L[0][j][i];
            out[i][j][1] = L[1][j][i];
        }
    }
}

static void ps_hybrid_synthesis_deint_c(INTFLOAT out[2][38][64],
                                      INTFLOAT (*in)[32][2],
                                      int i, int len)
{
    int n;

    for (; i < 64; i++) {
        for (n = 0; n < len; n++) {
            out[0][n][i] = in[i][n][0];
            out[1][n][i] = in[i][n][1];
        }
    }
}

static void ps_decorrelate_c(INTFLOAT (*out)[2], INTFLOAT (*delay)[2],
                             INTFLOAT (*ap_delay)[PS_QMF_TIME_SLOTS + PS_MAX_AP_DELAY][2],
                             const INTFLOAT phi_fract[2], const INTFLOAT (*Q_fract)[2],
                             const INTFLOAT *transient_gain,
                             INTFLOAT g_decay_slope,
                             int len)
{
    static const INTFLOAT a[] = { Q31(0.65143905753106f),
                               Q31(0.56471812200776f),
                               Q31(0.48954165955695f) };
    INTFLOAT ag[PS_AP_LINKS];
    int m, n;

    for (m = 0; m < PS_AP_LINKS; m++)
        ag[m] = AAC_MUL30(a[m], g_decay_slope);

    for (n = 0; n < len; n++) {
        INTFLOAT in_re = AAC_MSUB30(delay[n][0], phi_fract[0], delay[n][1], phi_fract[1]);
        INTFLOAT in_im = AAC_MADD30(delay[n][0], phi_fract[1], delay[n][1], phi_fract[0]);
        for (m = 0; m < PS_AP_LINKS; m++) {
            INTFLOAT a_re                = AAC_MUL31(ag[m], in_re);
            INTFLOAT a_im                = AAC_MUL31(ag[m], in_im);
            INTFLOAT link_delay_re       = ap_delay[m][n+2-m][0];
            INTFLOAT link_delay_im       = ap_delay[m][n+2-m][1];
            INTFLOAT fractional_delay_re = Q_fract[m][0];
            INTFLOAT fractional_delay_im = Q_fract[m][1];
            INTFLOAT apd_re = in_re;
            INTFLOAT apd_im = in_im;
            in_re = AAC_MSUB30(link_delay_re, fractional_delay_re,
                    link_delay_im, fractional_delay_im);
            in_re -= (UINTFLOAT)a_re;
            in_im = AAC_MADD30(link_delay_re, fractional_delay_im,
                    link_delay_im, fractional_delay_re);
            in_im -= (UINTFLOAT)a_im;
            ap_delay[m][n+5][0] = apd_re + (UINTFLOAT)AAC_MUL31(ag[m], in_re);
            ap_delay[m][n+5][1] = apd_im + (UINTFLOAT)AAC_MUL31(ag[m], in_im);
        }
        out[n][0] = AAC_MUL16(transient_gain[n], in_re);
        out[n][1] = AAC_MUL16(transient_gain[n], in_im);
    }
}

static void ps_stereo_interpolate_c(INTFLOAT (*l)[2], INTFLOAT (*r)[2],
                                    INTFLOAT h[2][4], INTFLOAT h_step[2][4],
                                    int len)
{
    INTFLOAT h0 = h[0][0];
    INTFLOAT h1 = h[0][1];
    INTFLOAT h2 = h[0][2];
    INTFLOAT h3 = h[0][3];
    UINTFLOAT hs0 = h_step[0][0];
    UINTFLOAT hs1 = h_step[0][1];
    UINTFLOAT hs2 = h_step[0][2];
    UINTFLOAT hs3 = h_step[0][3];
    int n;

    for (n = 0; n < len; n++) {
        //l is s, r is d
        INTFLOAT l_re = l[n][0];
        INTFLOAT l_im = l[n][1];
        INTFLOAT r_re = r[n][0];
        INTFLOAT r_im = r[n][1];
        h0 += hs0;
        h1 += hs1;
        h2 += hs2;
        h3 += hs3;
        l[n][0] = AAC_MADD30(h0, l_re, h2, r_re);
        l[n][1] = AAC_MADD30(h0, l_im, h2, r_im);
        r[n][0] = AAC_MADD30(h1, l_re, h3, r_re);
        r[n][1] = AAC_MADD30(h1, l_im, h3, r_im);
    }
}

static void ps_stereo_interpolate_ipdopd_c(INTFLOAT (*l)[2], INTFLOAT (*r)[2],
                                           INTFLOAT h[2][4], INTFLOAT h_step[2][4],
                                           int len)
{
    INTFLOAT h00  = h[0][0],      h10  = h[1][0];
    INTFLOAT h01  = h[0][1],      h11  = h[1][1];
    INTFLOAT h02  = h[0][2],      h12  = h[1][2];
    INTFLOAT h03  = h[0][3],      h13  = h[1][3];
    UINTFLOAT hs00 = h_step[0][0], hs10 = h_step[1][0];
    UINTFLOAT hs01 = h_step[0][1], hs11 = h_step[1][1];
    UINTFLOAT hs02 = h_step[0][2], hs12 = h_step[1][2];
    UINTFLOAT hs03 = h_step[0][3], hs13 = h_step[1][3];
    int n;

    for (n = 0; n < len; n++) {
        //l is s, r is d
        INTFLOAT l_re = l[n][0];
        INTFLOAT l_im = l[n][1];
        INTFLOAT r_re = r[n][0];
        INTFLOAT r_im = r[n][1];
        h00 += hs00;
        h01 += hs01;
        h02 += hs02;
        h03 += hs03;
        h10 += hs10;
        h11 += hs11;
        h12 += hs12;
        h13 += hs13;

        l[n][0] = AAC_MSUB30_V8(h00, l_re, h02, r_re, h10, l_im, h12, r_im);
        l[n][1] = AAC_MADD30_V8(h00, l_im, h02, r_im, h10, l_re, h12, r_re);
        r[n][0] = AAC_MSUB30_V8(h01, l_re, h03, r_re, h11, l_im, h13, r_im);
        r[n][1] = AAC_MADD30_V8(h01, l_im, h03, r_im, h11, l_re, h13, r_re);
    }
}

av_cold void AAC_RENAME(ff_psdsp_init)(PSDSPContext *s)
{
    s->add_squares            = ps_add_squares_c;
    s->mul_pair_single        = ps_mul_pair_single_c;
    s->hybrid_analysis        = ps_hybrid_analysis_c;
    s->hybrid_analysis_ileave = ps_hybrid_analysis_ileave_c;
    s->hybrid_synthesis_deint = ps_hybrid_synthesis_deint_c;
    s->decorrelate            = ps_decorrelate_c;
    s->stereo_interpolate[0]  = ps_stereo_interpolate_c;
    s->stereo_interpolate[1]  = ps_stereo_interpolate_ipdopd_c;

#if !USE_FIXED
    if (ARCH_ARM)
        ff_psdsp_init_arm(s);
    if (ARCH_AARCH64)
        ff_psdsp_init_aarch64(s);
    if (ARCH_MIPS)
        ff_psdsp_init_mips(s);
    if (ARCH_X86)
        ff_psdsp_init_x86(s);
#endif /* !USE_FIXED */
}


Generated by: GCOVR (Version 4.2)

Line	Branch	Exec	Source
1			/*
2			* Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
3			*
4			* This file is part of FFmpeg.
5			*
6			* FFmpeg is free software; you can redistribute it and/or
7			* modify it under the terms of the GNU Lesser General Public
8			* License as published by the Free Software Foundation; either
9			* version 2.1 of the License, or (at your option) any later version.
10			*
11			* FFmpeg is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14			* Lesser General Public License for more details.
15			*
16			* You should have received a copy of the GNU Lesser General Public
17			* License along with FFmpeg; if not, write to the Free Software
18			* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19			*
20			* Note: Rounding-to-nearest used unless otherwise stated
21			*
22			*/
23			#include <stdint.h>
24
25			#include "config.h"
26			#include "libavutil/attributes.h"
27			#include "aacpsdsp.h"
28
29		116779	static void ps_add_squares_c(INTFLOAT dst, const INTFLOAT (src)[2], int n)
30			{
31			int i;
32	✓✓	3865899	for (i = 0; i < n; i++)
33		3749120	dst[i] += (UINTFLOAT)AAC_MADD28(src[i][0], src[i][0], src[i][1], src[i][1]);
34		116779	}
35
36		66259	static void ps_mul_pair_single_c(INTFLOAT (dst)[2], INTFLOAT (src0)[2], INTFLOAT *src1,
37			int n)
38			{
39			int i;
40	✓✓	2198739	for (i = 0; i < n; i++) {
41		2132480	dst[i][0] = AAC_MUL16(src0[i][0], src1[i]);
42		2132480	dst[i][1] = AAC_MUL16(src0[i][1], src1[i]);
43			}
44		66259	}
45
46		64771	static void ps_hybrid_analysis_c(INTFLOAT (out)[2], INTFLOAT (in)[2],
47			const INTFLOAT (*filter)[8][2],
48			ptrdiff_t stride, int n)
49			{
50			int i, j;
51
52	✓✓	556899	for (i = 0; i < n; i++) {
53		492128	INT64FLOAT sum_re = (INT64FLOAT)filter[i][6][0] * in[6][0];
54		492128	INT64FLOAT sum_im = (INT64FLOAT)filter[i][6][0] * in[6][1];
55
56	✓✓	3444896	for (j = 0; j < 6; j++) {
57		2952768	INT64FLOAT in0_re = in[j][0];
58		2952768	INT64FLOAT in0_im = in[j][1];
59		2952768	INT64FLOAT in1_re = in[12-j][0];
60		2952768	INT64FLOAT in1_im = in[12-j][1];
61		2952768	sum_re += (INT64FLOAT)filter[i][j][0] * (in0_re + in1_re) -
62		2952768	(INT64FLOAT)filter[i][j][1] * (in0_im - in1_im);
63		2952768	sum_im += (INT64FLOAT)filter[i][j][0] * (in0_im + in1_im) +
64		2952768	(INT64FLOAT)filter[i][j][1] * (in0_re - in1_re);
65			}
66			#if USE_FIXED
67			out[i * stride][0] = (int)((sum_re + 0x40000000) >> 31);
68			out[i * stride][1] = (int)((sum_im + 0x40000000) >> 31);
69			#else
70		492128	out[i * stride][0] = sum_re;
71		492128	out[i * stride][1] = sum_im;
72			#endif /* USE_FIXED */
73			}
74		64771	}
75
76		1622	static void ps_hybrid_analysis_ileave_c(INTFLOAT (*out)[32][2], INTFLOAT L[2][38][64],
77			int i, int len)
78			{
79			int j;
80
81	✓✓	100354	for (; i < 64; i++) {
82	✓✓	3258156	for (j = 0; j < len; j++) {
83		3159424	out[i][j][0] = L[0][j][i];
84		3159424	out[i][j][1] = L[1][j][i];
85			}
86			}
87		1622	}
88
89		3238	static void ps_hybrid_synthesis_deint_c(INTFLOAT out[2][38][64],
90			INTFLOAT (*in)[32][2],
91			int i, int len)
92			{
93			int n;
94
95	✓✓	200342	for (; i < 64; i++) {
96	✓✓	6504432	for (n = 0; n < len; n++) {
97		6307328	out[0][n][i] = in[i][n][0];
98		6307328	out[1][n][i] = in[i][n][1];
99			}
100			}
101		3238	}
102
103		50520	static void ps_decorrelate_c(INTFLOAT (out)[2], INTFLOAT (delay)[2],
104			INTFLOAT (*ap_delay)[PS_QMF_TIME_SLOTS + PS_MAX_AP_DELAY][2],
105			const INTFLOAT phi_fract[2], const INTFLOAT (*Q_fract)[2],
106			const INTFLOAT *transient_gain,
107			INTFLOAT g_decay_slope,
108			int len)
109			{
110			static const INTFLOAT a[] = { Q31(0.65143905753106f),
111			Q31(0.56471812200776f),
112			Q31(0.48954165955695f) };
113			INTFLOAT ag[PS_AP_LINKS];
114			int m, n;
115
116	✓✓	202080	for (m = 0; m < PS_AP_LINKS; m++)
117		151560	ag[m] = AAC_MUL30(a[m], g_decay_slope);
118
119	✓✓	1667160	for (n = 0; n < len; n++) {
120		1616640	INTFLOAT in_re = AAC_MSUB30(delay[n][0], phi_fract[0], delay[n][1], phi_fract[1]);
121		1616640	INTFLOAT in_im = AAC_MADD30(delay[n][0], phi_fract[1], delay[n][1], phi_fract[0]);
122	✓✓	6466560	for (m = 0; m < PS_AP_LINKS; m++) {
123		4849920	INTFLOAT a_re = AAC_MUL31(ag[m], in_re);
124		4849920	INTFLOAT a_im = AAC_MUL31(ag[m], in_im);
125		4849920	INTFLOAT link_delay_re = ap_delay[m][n+2-m][0];
126		4849920	INTFLOAT link_delay_im = ap_delay[m][n+2-m][1];
127		4849920	INTFLOAT fractional_delay_re = Q_fract[m][0];
128		4849920	INTFLOAT fractional_delay_im = Q_fract[m][1];
129		4849920	INTFLOAT apd_re = in_re;
130		4849920	INTFLOAT apd_im = in_im;
131		4849920	in_re = AAC_MSUB30(link_delay_re, fractional_delay_re,
132			link_delay_im, fractional_delay_im);
133		4849920	in_re -= (UINTFLOAT)a_re;
134		4849920	in_im = AAC_MADD30(link_delay_re, fractional_delay_im,
135			link_delay_im, fractional_delay_re);
136		4849920	in_im -= (UINTFLOAT)a_im;
137		4849920	ap_delay[m][n+5][0] = apd_re + (UINTFLOAT)AAC_MUL31(ag[m], in_re);
138		4849920	ap_delay[m][n+5][1] = apd_im + (UINTFLOAT)AAC_MUL31(ag[m], in_im);
139			}
140		1616640	out[n][0] = AAC_MUL16(transient_gain[n], in_re);
141		1616640	out[n][1] = AAC_MUL16(transient_gain[n], in_im);
142			}
143		50520	}
144
145		141042	static void ps_stereo_interpolate_c(INTFLOAT (l)[2], INTFLOAT (r)[2],
146			INTFLOAT h[2][4], INTFLOAT h_step[2][4],
147			int len)
148			{
149		141042	INTFLOAT h0 = h[0][0];
150		141042	INTFLOAT h1 = h[0][1];
151		141042	INTFLOAT h2 = h[0][2];
152		141042	INTFLOAT h3 = h[0][3];
153		141042	UINTFLOAT hs0 = h_step[0][0];
154		141042	UINTFLOAT hs1 = h_step[0][1];
155		141042	UINTFLOAT hs2 = h_step[0][2];
156		141042	UINTFLOAT hs3 = h_step[0][3];
157			int n;
158
159	✓✓	3769746	for (n = 0; n < len; n++) {
160			//l is s, r is d
161		3628704	INTFLOAT l_re = l[n][0];
162		3628704	INTFLOAT l_im = l[n][1];
163		3628704	INTFLOAT r_re = r[n][0];
164		3628704	INTFLOAT r_im = r[n][1];
165		3628704	h0 += hs0;
166		3628704	h1 += hs1;
167		3628704	h2 += hs2;
168		3628704	h3 += hs3;
169		3628704	l[n][0] = AAC_MADD30(h0, l_re, h2, r_re);
170		3628704	l[n][1] = AAC_MADD30(h0, l_im, h2, r_im);
171		3628704	r[n][0] = AAC_MADD30(h1, l_re, h3, r_re);
172		3628704	r[n][1] = AAC_MADD30(h1, l_im, h3, r_im);
173			}
174		141042	}
175
176		7387	static void ps_stereo_interpolate_ipdopd_c(INTFLOAT (l)[2], INTFLOAT (r)[2],
177			INTFLOAT h[2][4], INTFLOAT h_step[2][4],
178			int len)
179			{
180		7387	INTFLOAT h00 = h[0][0], h10 = h[1][0];
181		7387	INTFLOAT h01 = h[0][1], h11 = h[1][1];
182		7387	INTFLOAT h02 = h[0][2], h12 = h[1][2];
183		7387	INTFLOAT h03 = h[0][3], h13 = h[1][3];
184		7387	UINTFLOAT hs00 = h_step[0][0], hs10 = h_step[1][0];
185		7387	UINTFLOAT hs01 = h_step[0][1], hs11 = h_step[1][1];
186		7387	UINTFLOAT hs02 = h_step[0][2], hs12 = h_step[1][2];
187		7387	UINTFLOAT hs03 = h_step[0][3], hs13 = h_step[1][3];
188			int n;
189
190	✓✓	140091	for (n = 0; n < len; n++) {
191			//l is s, r is d
192		132704	INTFLOAT l_re = l[n][0];
193		132704	INTFLOAT l_im = l[n][1];
194		132704	INTFLOAT r_re = r[n][0];
195		132704	INTFLOAT r_im = r[n][1];
196		132704	h00 += hs00;
197		132704	h01 += hs01;
198		132704	h02 += hs02;
199		132704	h03 += hs03;
200		132704	h10 += hs10;
201		132704	h11 += hs11;
202		132704	h12 += hs12;
203		132704	h13 += hs13;
204
205		132704	l[n][0] = AAC_MSUB30_V8(h00, l_re, h02, r_re, h10, l_im, h12, r_im);
206		132704	l[n][1] = AAC_MADD30_V8(h00, l_im, h02, r_im, h10, l_re, h12, r_re);
207		132704	r[n][0] = AAC_MSUB30_V8(h01, l_re, h03, r_re, h11, l_im, h13, r_im);
208		132704	r[n][1] = AAC_MADD30_V8(h01, l_im, h03, r_im, h11, l_re, h13, r_re);
209			}
210		7387	}
211
212		364	av_cold void AAC_RENAME(ff_psdsp_init)(PSDSPContext *s)
213			{
214		364	s->add_squares = ps_add_squares_c;
215		364	s->mul_pair_single = ps_mul_pair_single_c;
216		364	s->hybrid_analysis = ps_hybrid_analysis_c;
217		364	s->hybrid_analysis_ileave = ps_hybrid_analysis_ileave_c;
218		364	s->hybrid_synthesis_deint = ps_hybrid_synthesis_deint_c;
219		364	s->decorrelate = ps_decorrelate_c;
220		364	s->stereo_interpolate[0] = ps_stereo_interpolate_c;
221		364	s->stereo_interpolate[1] = ps_stereo_interpolate_ipdopd_c;
222
223			#if !USE_FIXED
224			if (ARCH_ARM)
225			ff_psdsp_init_arm(s);
226			if (ARCH_AARCH64)
227			ff_psdsp_init_aarch64(s);
228			if (ARCH_MIPS)
229			ff_psdsp_init_mips(s);
230			if (ARCH_X86)
231		333	ff_psdsp_init_x86(s);
232			#endif /* !USE_FIXED */
233		364	}