61 * If the source image is single-channeled and the destination image is
62 * multi-channeled, then the lookup table has the same number of channels
63 * as the destination image:
64 *
65 * dst[x][y][c] = table[c][src[x][y][0]]
66 *
67 * If the source image is multi-channeled and the destination image is
68 * multi-channeled, with the same number of channels as the source image,
69 * then the lookup table will have the same number of channels as
70 * the source image:
71 *
72 * dst[x][y][c] = table[c][src[x][y][c]]
73 */
74
75 #include "mlib_image.h"
76 #include "mlib_ImageCheck.h"
77 #include "mlib_ImageLookUp.h"
78 #include "mlib_c_ImageLookUp.h"
79
80 /***************************************************************/
81 mlib_status mlib_ImageLookUp(mlib_image *dst,
82 const mlib_image *src,
83 const void **table)
84 {
85 mlib_s32 slb, dlb, xsize, ysize, nchan, ichan, bitoff_src;
86 mlib_type stype, dtype;
87 void *sa, *da;
88
89 MLIB_IMAGE_CHECK(src);
90 MLIB_IMAGE_CHECK(dst);
91 MLIB_IMAGE_SIZE_EQUAL(src, dst);
92 MLIB_IMAGE_CHAN_SRC1_OR_EQ(src, dst);
93
94 stype = mlib_ImageGetType(src);
95 dtype = mlib_ImageGetType(dst);
96 ichan = mlib_ImageGetChannels(src);
97 nchan = mlib_ImageGetChannels(dst);
98 xsize = mlib_ImageGetWidth(src);
99 ysize = mlib_ImageGetHeight(src);
100 slb = mlib_ImageGetStride(src);
101 dlb = mlib_ImageGetStride(dst);
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61 * If the source image is single-channeled and the destination image is
62 * multi-channeled, then the lookup table has the same number of channels
63 * as the destination image:
64 *
65 * dst[x][y][c] = table[c][src[x][y][0]]
66 *
67 * If the source image is multi-channeled and the destination image is
68 * multi-channeled, with the same number of channels as the source image,
69 * then the lookup table will have the same number of channels as
70 * the source image:
71 *
72 * dst[x][y][c] = table[c][src[x][y][c]]
73 */
74
75 #include "mlib_image.h"
76 #include "mlib_ImageCheck.h"
77 #include "mlib_ImageLookUp.h"
78 #include "mlib_c_ImageLookUp.h"
79
80 /***************************************************************/
81 JNIEXPORT mlib_status JNICALL mlib_ImageLookUp(mlib_image *dst,
82 const mlib_image *src,
83 const void **table)
84 {
85 mlib_s32 slb, dlb, xsize, ysize, nchan, ichan, bitoff_src;
86 mlib_type stype, dtype;
87 void *sa, *da;
88
89 MLIB_IMAGE_CHECK(src);
90 MLIB_IMAGE_CHECK(dst);
91 MLIB_IMAGE_SIZE_EQUAL(src, dst);
92 MLIB_IMAGE_CHAN_SRC1_OR_EQ(src, dst);
93
94 stype = mlib_ImageGetType(src);
95 dtype = mlib_ImageGetType(dst);
96 ichan = mlib_ImageGetChannels(src);
97 nchan = mlib_ImageGetChannels(dst);
98 xsize = mlib_ImageGetWidth(src);
99 ysize = mlib_ImageGetHeight(src);
100 slb = mlib_ImageGetStride(src);
101 dlb = mlib_ImageGetStride(dst);
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