FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/qpel_template.c
Date: 2025-11-03 03:39:10
Exec Total Coverage
Lines: 1 2 50.0%
Functions: 2 8 25.0%
Branches: 2 6 33.3%
Line Branch Exec Source
1 /*
2 * quarterpel DSP function templates
3 * Copyright (c) 2000, 2001 Fabrice Bellard
4 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 /**
24 * @file
25 * quarterpel DSP function templates
26 */
27
28 #define PIXOP2(OPNAME, OP) \
29 static inline void OPNAME ## _no_rnd_pixels8_l2_8(uint8_t *dst, \
30 const uint8_t *src1, \
31 const uint8_t *src2, \
32 int dst_stride, \
33 int src_stride1, \
34 int src_stride2, \
35 int h) \
36 { \
37 int i; \
38 \
39 for (i = 0; i < h; i++) { \
40 uint32_t a, b; \
41 a = AV_RN32(&src1[i * src_stride1]); \
42 b = AV_RN32(&src2[i * src_stride2]); \
43 OP(*((uint32_t *) &dst[i * dst_stride]), \
44 no_rnd_avg32(a, b)); \
45 a = AV_RN32(&src1[i * src_stride1 + 4]); \
46 b = AV_RN32(&src2[i * src_stride2 + 4]); \
47 OP(*((uint32_t *) &dst[i * dst_stride + 4]), \
48 no_rnd_avg32(a, b)); \
49 } \
50 } \
51 \
52 static inline void OPNAME ## _no_rnd_pixels16_l2_8(uint8_t *dst, \
53 const uint8_t *src1, \
54 const uint8_t *src2, \
55 int dst_stride, \
56 int src_stride1, \
57 int src_stride2, \
58 int h) \
59 { \
60 OPNAME ## _no_rnd_pixels8_l2_8(dst, src1, src2, dst_stride, \
61 src_stride1, src_stride2, h); \
62 OPNAME ## _no_rnd_pixels8_l2_8(dst + 8, \
63 src1 + 8, \
64 src2 + 8, \
65 dst_stride, src_stride1, \
66 src_stride2, h); \
67 } \
68 \
69 static inline void OPNAME ## _pixels8_l4_8(uint8_t *dst, \
70 const uint8_t *src1, \
71 const uint8_t *src2, \
72 const uint8_t *src3, \
73 const uint8_t *src4, \
74 int dst_stride, \
75 int src_stride1, \
76 int src_stride2, \
77 int src_stride3, \
78 int src_stride4, \
79 int h) \
80 { \
81 /* FIXME HIGH BIT DEPTH */ \
82 int i; \
83 \
84 for (i = 0; i < h; i++) { \
85 uint32_t a, b, c, d, l0, l1, h0, h1; \
86 a = AV_RN32(&src1[i * src_stride1]); \
87 b = AV_RN32(&src2[i * src_stride2]); \
88 c = AV_RN32(&src3[i * src_stride3]); \
89 d = AV_RN32(&src4[i * src_stride4]); \
90 l0 = (a & 0x03030303UL) + \
91 (b & 0x03030303UL) + \
92 0x02020202UL; \
93 h0 = ((a & 0xFCFCFCFCUL) >> 2) + \
94 ((b & 0xFCFCFCFCUL) >> 2); \
95 l1 = (c & 0x03030303UL) + \
96 (d & 0x03030303UL); \
97 h1 = ((c & 0xFCFCFCFCUL) >> 2) + \
98 ((d & 0xFCFCFCFCUL) >> 2); \
99 OP(*((uint32_t *) &dst[i * dst_stride]), \
100 h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL)); \
101 a = AV_RN32(&src1[i * src_stride1 + 4]); \
102 b = AV_RN32(&src2[i * src_stride2 + 4]); \
103 c = AV_RN32(&src3[i * src_stride3 + 4]); \
104 d = AV_RN32(&src4[i * src_stride4 + 4]); \
105 l0 = (a & 0x03030303UL) + \
106 (b & 0x03030303UL) + \
107 0x02020202UL; \
108 h0 = ((a & 0xFCFCFCFCUL) >> 2) + \
109 ((b & 0xFCFCFCFCUL) >> 2); \
110 l1 = (c & 0x03030303UL) + \
111 (d & 0x03030303UL); \
112 h1 = ((c & 0xFCFCFCFCUL) >> 2) + \
113 ((d & 0xFCFCFCFCUL) >> 2); \
114 OP(*((uint32_t *) &dst[i * dst_stride + 4]), \
115 h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL)); \
116 } \
117 } \
118 \
119 static inline void OPNAME ## _no_rnd_pixels8_l4_8(uint8_t *dst, \
120 const uint8_t *src1, \
121 const uint8_t *src2, \
122 const uint8_t *src3, \
123 const uint8_t *src4, \
124 int dst_stride, \
125 int src_stride1, \
126 int src_stride2, \
127 int src_stride3, \
128 int src_stride4, \
129 int h) \
130 { \
131 /* FIXME HIGH BIT DEPTH */ \
132 int i; \
133 \
134 for (i = 0; i < h; i++) { \
135 uint32_t a, b, c, d, l0, l1, h0, h1; \
136 a = AV_RN32(&src1[i * src_stride1]); \
137 b = AV_RN32(&src2[i * src_stride2]); \
138 c = AV_RN32(&src3[i * src_stride3]); \
139 d = AV_RN32(&src4[i * src_stride4]); \
140 l0 = (a & 0x03030303UL) + \
141 (b & 0x03030303UL) + \
142 0x01010101UL; \
143 h0 = ((a & 0xFCFCFCFCUL) >> 2) + \
144 ((b & 0xFCFCFCFCUL) >> 2); \
145 l1 = (c & 0x03030303UL) + \
146 (d & 0x03030303UL); \
147 h1 = ((c & 0xFCFCFCFCUL) >> 2) + \
148 ((d & 0xFCFCFCFCUL) >> 2); \
149 OP(*((uint32_t *) &dst[i * dst_stride]), \
150 h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL)); \
151 a = AV_RN32(&src1[i * src_stride1 + 4]); \
152 b = AV_RN32(&src2[i * src_stride2 + 4]); \
153 c = AV_RN32(&src3[i * src_stride3 + 4]); \
154 d = AV_RN32(&src4[i * src_stride4 + 4]); \
155 l0 = (a & 0x03030303UL) + \
156 (b & 0x03030303UL) + \
157 0x01010101UL; \
158 h0 = ((a & 0xFCFCFCFCUL) >> 2) + \
159 ((b & 0xFCFCFCFCUL) >> 2); \
160 l1 = (c & 0x03030303UL) + \
161 (d & 0x03030303UL); \
162 h1 = ((c & 0xFCFCFCFCUL) >> 2) + \
163 ((d & 0xFCFCFCFCUL) >> 2); \
164 OP(*((uint32_t *) &dst[i * dst_stride + 4]), \
165 h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL)); \
166 } \
167 } \
168 \
169 static inline void OPNAME ## _pixels16_l4_8(uint8_t *dst, \
170 const uint8_t *src1, \
171 const uint8_t *src2, \
172 const uint8_t *src3, \
173 const uint8_t *src4, \
174 int dst_stride, \
175 int src_stride1, \
176 int src_stride2, \
177 int src_stride3, \
178 int src_stride4, \
179 int h) \
180 { \
181 OPNAME ## _pixels8_l4_8(dst, src1, src2, src3, src4, dst_stride, \
182 src_stride1, src_stride2, src_stride3, \
183 src_stride4, h); \
184 OPNAME ## _pixels8_l4_8(dst + 8, \
185 src1 + 8, src2 + 8, \
186 src3 + 8, src4 + 8, \
187 dst_stride, src_stride1, src_stride2, \
188 src_stride3, src_stride4, h); \
189 } \
190 \
191 static inline void OPNAME ## _no_rnd_pixels16_l4_8(uint8_t *dst, \
192 const uint8_t *src1, \
193 const uint8_t *src2, \
194 const uint8_t *src3, \
195 const uint8_t *src4, \
196 int dst_stride, \
197 int src_stride1, \
198 int src_stride2, \
199 int src_stride3, \
200 int src_stride4, \
201 int h) \
202 { \
203 OPNAME ## _no_rnd_pixels8_l4_8(dst, src1, src2, src3, src4, \
204 dst_stride, src_stride1, \
205 src_stride2, src_stride3, \
206 src_stride4, h); \
207 OPNAME ## _no_rnd_pixels8_l4_8(dst + 8, \
208 src1 + 8, src2 + 8, \
209 src3 + 8, src4 + 8, \
210 dst_stride, src_stride1, \
211 src_stride2, src_stride3, \
212 src_stride4, h); \
213 } \
214
215 #define op_avg(a, b) a = rnd_avg32(a, b)
216 #define op_put(a, b) a = b
217 #define put_no_rnd_pixels8_8_c put_pixels8_8_c
218 ✗ PIXOP2(avg, op_avg)
219
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 63783106 PIXOP2(put, op_put)
220 #undef op_avg
221 #undef op_put
222