49 |
{ |
{ |
50 |
const uint32_t edged_width2 = edged_width / 2; |
const uint32_t edged_width2 = edged_width / 2; |
51 |
const uint32_t edged_height2 = edged_height / 2; |
const uint32_t edged_height2 = edged_height / 2; |
|
uint32_t i; |
|
52 |
|
|
53 |
image->y = |
image->y = |
54 |
xvid_malloc(edged_width * (edged_height + 1) + SAFETY, CACHE_LINE); |
xvid_malloc(edged_width * (edged_height + 1) + SAFETY, CACHE_LINE); |
55 |
if (image->y == NULL) { |
if (image->y == NULL) { |
56 |
return -1; |
return -1; |
57 |
} |
} |
58 |
|
memset(image->y, 0, edged_width * (edged_height + 1) + SAFETY); |
|
for (i = 0; i < edged_width * edged_height + SAFETY; i++) { |
|
|
image->y[i] = 0; |
|
|
} |
|
59 |
|
|
60 |
image->u = xvid_malloc(edged_width2 * edged_height2 + SAFETY, CACHE_LINE); |
image->u = xvid_malloc(edged_width2 * edged_height2 + SAFETY, CACHE_LINE); |
61 |
if (image->u == NULL) { |
if (image->u == NULL) { |
62 |
xvid_free(image->y); |
xvid_free(image->y); |
63 |
|
image->y = NULL; |
64 |
return -1; |
return -1; |
65 |
} |
} |
66 |
|
memset(image->u, 0, edged_width2 * edged_height2 + SAFETY); |
67 |
|
|
68 |
image->v = xvid_malloc(edged_width2 * edged_height2 + SAFETY, CACHE_LINE); |
image->v = xvid_malloc(edged_width2 * edged_height2 + SAFETY, CACHE_LINE); |
69 |
if (image->v == NULL) { |
if (image->v == NULL) { |
70 |
xvid_free(image->u); |
xvid_free(image->u); |
71 |
|
image->u = NULL; |
72 |
xvid_free(image->y); |
xvid_free(image->y); |
73 |
|
image->y = NULL; |
74 |
return -1; |
return -1; |
75 |
} |
} |
76 |
|
memset(image->v, 0, edged_width2 * edged_height2 + SAFETY); |
77 |
|
|
78 |
image->y += EDGE_SIZE * edged_width + EDGE_SIZE; |
image->y += EDGE_SIZE * edged_width + EDGE_SIZE; |
79 |
image->u += EDGE_SIZE2 * edged_width2 + EDGE_SIZE2; |
image->u += EDGE_SIZE2 * edged_width2 + EDGE_SIZE2; |
93 |
|
|
94 |
if (image->y) { |
if (image->y) { |
95 |
xvid_free(image->y - (EDGE_SIZE * edged_width + EDGE_SIZE)); |
xvid_free(image->y - (EDGE_SIZE * edged_width + EDGE_SIZE)); |
96 |
|
image->y = NULL; |
97 |
} |
} |
98 |
if (image->u) { |
if (image->u) { |
99 |
xvid_free(image->u - (EDGE_SIZE2 * edged_width2 + EDGE_SIZE2)); |
xvid_free(image->u - (EDGE_SIZE2 * edged_width2 + EDGE_SIZE2)); |
100 |
|
image->u = NULL; |
101 |
} |
} |
102 |
if (image->v) { |
if (image->v) { |
103 |
xvid_free(image->v - (EDGE_SIZE2 * edged_width2 + EDGE_SIZE2)); |
xvid_free(image->v - (EDGE_SIZE2 * edged_width2 + EDGE_SIZE2)); |
104 |
|
image->v = NULL; |
105 |
} |
} |
106 |
} |
} |
107 |
|
|
136 |
uint32_t height) |
uint32_t height) |
137 |
{ |
{ |
138 |
const uint32_t edged_width2 = edged_width / 2; |
const uint32_t edged_width2 = edged_width / 2; |
139 |
const uint32_t width2 = width / 2; |
uint32_t width2; |
140 |
uint32_t i; |
uint32_t i; |
141 |
uint8_t *dst; |
uint8_t *dst; |
142 |
uint8_t *src; |
uint8_t *src; |
145 |
dst = image->y - (EDGE_SIZE + EDGE_SIZE * edged_width); |
dst = image->y - (EDGE_SIZE + EDGE_SIZE * edged_width); |
146 |
src = image->y; |
src = image->y; |
147 |
|
|
148 |
|
/* According to the Standard Clause 7.6.4, padding is done starting at 16 |
149 |
|
* pixel width and height multiples */ |
150 |
|
width = (width+15)&~15; |
151 |
|
height = (height+15)&~15; |
152 |
|
width2 = width/2; |
153 |
|
|
154 |
for (i = 0; i < EDGE_SIZE; i++) { |
for (i = 0; i < EDGE_SIZE; i++) { |
155 |
memset(dst, *src, EDGE_SIZE); |
memset(dst, *src, EDGE_SIZE); |
156 |
memcpy(dst + EDGE_SIZE, src, width); |
memcpy(dst + EDGE_SIZE, src, width); |