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avfilter/vf_v360: stop using floats in interpolation
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28dfa1e371
commit
32dd429bc7
@ -118,7 +118,7 @@ typedef struct V360Context {
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int nb_planes;
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uint16_t *u[4], *v[4];
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float *ker[4];
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int16_t *ker[4];
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int (*remap_slice)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs);
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} V360Context;
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@ -330,12 +330,12 @@ static int remap##ws##_##bits##bit_slice(AVFilterContext *ctx, void *arg, int jo
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uint##bits##_t *d = dst + y * out_linesize; \
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const uint16_t *u = s->u[plane] + y * width * ws * ws; \
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const uint16_t *v = s->v[plane] + y * width * ws * ws; \
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const float *ker = s->ker[plane] + y * width * ws * ws; \
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const int16_t *ker = s->ker[plane] + y * width * ws * ws; \
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for (x = 0; x < width; x++) { \
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const uint16_t *uu = u + x * ws * ws; \
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const uint16_t *vv = v + x * ws * ws; \
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const float *kker = ker + x * ws * ws; \
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float tmp = 0.f; \
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const int16_t *kker = ker + x * ws * ws; \
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int tmp = 0; \
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\
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for (i = 0; i < ws; i++) { \
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for (j = 0; j < ws; j++) { \
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@ -343,7 +343,7 @@ static int remap##ws##_##bits##bit_slice(AVFilterContext *ctx, void *arg, int jo
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} \
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} \
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\
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*d++ = av_clip_uint##bits(roundf(tmp)); \
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*d++ = av_clip_uint##bits(tmp >> (15 - ws)); \
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} \
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} \
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} \
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@ -367,7 +367,7 @@ DEFINE_REMAP(4, 16, 2)
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* @param ker ker remap data
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*/
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static void nearest_kernel(float du, float dv, const XYRemap *r_tmp,
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uint16_t *u, uint16_t *v, float *ker)
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uint16_t *u, uint16_t *v, int16_t *ker)
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{
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const int i = roundf(dv) + 1;
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const int j = roundf(du) + 1;
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@ -387,7 +387,7 @@ static void nearest_kernel(float du, float dv, const XYRemap *r_tmp,
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* @param ker ker remap data
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*/
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static void bilinear_kernel(float du, float dv, const XYRemap *r_tmp,
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uint16_t *u, uint16_t *v, float *ker)
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uint16_t *u, uint16_t *v, int16_t *ker)
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{
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int i, j;
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@ -398,10 +398,10 @@ static void bilinear_kernel(float du, float dv, const XYRemap *r_tmp,
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}
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}
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ker[0] = (1.f - du) * (1.f - dv);
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ker[1] = du * (1.f - dv);
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ker[2] = (1.f - du) * dv;
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ker[3] = du * dv;
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ker[0] = (1.f - du) * (1.f - dv) * 8192;
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ker[1] = du * (1.f - dv) * 8192;
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ker[2] = (1.f - du) * dv * 8192;
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ker[3] = du * dv * 8192;
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}
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/**
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@ -432,7 +432,7 @@ static inline void calculate_bicubic_coeffs(float t, float *coeffs)
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* @param ker ker remap data
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*/
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static void bicubic_kernel(float du, float dv, const XYRemap *r_tmp,
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uint16_t *u, uint16_t *v, float *ker)
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uint16_t *u, uint16_t *v, int16_t *ker)
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{
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int i, j;
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float du_coeffs[4];
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@ -445,7 +445,7 @@ static void bicubic_kernel(float du, float dv, const XYRemap *r_tmp,
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for (j = 0; j < 4; j++) {
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u[i * 4 + j] = r_tmp->u[i][j];
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v[i * 4 + j] = r_tmp->v[i][j];
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ker[i * 4 + j] = du_coeffs[j] * dv_coeffs[i];
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ker[i * 4 + j] = du_coeffs[j] * dv_coeffs[i] * 2048;
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}
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}
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}
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@ -487,7 +487,7 @@ static inline void calculate_lanczos_coeffs(float t, float *coeffs)
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* @param ker ker remap data
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*/
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static void lanczos_kernel(float du, float dv, const XYRemap *r_tmp,
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uint16_t *u, uint16_t *v, float *ker)
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uint16_t *u, uint16_t *v, int16_t *ker)
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{
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int i, j;
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float du_coeffs[4];
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@ -500,7 +500,7 @@ static void lanczos_kernel(float du, float dv, const XYRemap *r_tmp,
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for (j = 0; j < 4; j++) {
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u[i * 4 + j] = r_tmp->u[i][j];
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v[i * 4 + j] = r_tmp->v[i][j];
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ker[i * 4 + j] = du_coeffs[j] * dv_coeffs[i];
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ker[i * 4 + j] = du_coeffs[j] * dv_coeffs[i] * 2048;
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}
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}
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}
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@ -1985,7 +1985,7 @@ static int config_output(AVFilterLink *outlink)
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int i, int j, int width, int height,
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float *vec);
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void (*calculate_kernel)(float du, float dv, const XYRemap *r_tmp,
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uint16_t *u, uint16_t *v, float *ker);
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uint16_t *u, uint16_t *v, int16_t *ker);
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float rot_mat[3][3];
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switch (s->interp) {
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@ -2001,21 +2001,21 @@ static int config_output(AVFilterLink *outlink)
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s->remap_slice = depth <= 8 ? remap2_8bit_slice : remap2_16bit_slice;
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elements = 2 * 2;
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sizeof_uv = sizeof(uint16_t) * elements;
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sizeof_ker = sizeof(float) * elements;
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sizeof_ker = sizeof(uint16_t) * elements;
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break;
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case BICUBIC:
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calculate_kernel = bicubic_kernel;
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s->remap_slice = depth <= 8 ? remap4_8bit_slice : remap4_16bit_slice;
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elements = 4 * 4;
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sizeof_uv = sizeof(uint16_t) * elements;
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sizeof_ker = sizeof(float) * elements;
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sizeof_ker = sizeof(uint16_t) * elements;
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break;
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case LANCZOS:
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calculate_kernel = lanczos_kernel;
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s->remap_slice = depth <= 8 ? remap4_8bit_slice : remap4_16bit_slice;
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elements = 4 * 4;
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sizeof_uv = sizeof(uint16_t) * elements;
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sizeof_ker = sizeof(float) * elements;
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sizeof_ker = sizeof(uint16_t) * elements;
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break;
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}
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@ -2182,7 +2182,7 @@ static int config_output(AVFilterLink *outlink)
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for (j = 0; j < height; j++) {
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uint16_t *u = s->u[p] + (j * width + i) * elements;
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uint16_t *v = s->v[p] + (j * width + i) * elements;
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float *ker = s->ker[p] + (j * width + i) * elements;
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int16_t *ker = s->ker[p] + (j * width + i) * elements;
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out_transform(s, i, j, width, height, vec);
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rotate(rot_mat, vec);
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