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r10k_to_yuv42Xp10le: use global coefs and defs

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Martin Pulec
2022-07-25 08:22:12 +02:00
parent de98da996f
commit 37151de344
1 changed files with 13 additions and 24 deletions
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37
src/libavcodec/to_lavc_vid_conv.c
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@@ -549,15 +549,6 @@ static inline void r10k_to_yuv42Xp10le(AVFrame * __restrict out_frame, unsigned
assert((uintptr_t) out_frame->linesize[2] % 2 == 0);
const int src_linesize = vc_get_linesize(width, R10k);
const int32_t y_r = 190893; //0.18205 << 20
const int32_t y_g = 642179; //0.61243 << 20
const int32_t y_b = 64833; //0.06183 << 20
const int32_t cb_r = -122882; //-0.11719 << 20
const int32_t cb_g = -413380; //-0.39423 << 20
const int32_t cb_b = 536263; //0.51142 << 20
const int32_t cr_r = 536263; //0.51142 << 20
const int32_t cr_g = -487085; //-0.46452 << 20
const int32_t cr_b = -49168; //-0.04689 << 20
for(int y = 0; y < height; y++) {
uint16_t *dst_y = (uint16_t *)(void *) (out_frame->data[0] + out_frame->linesize[0] * y);
uint16_t *dst_cb = (uint16_t *)(void *) (out_frame->data[1] + out_frame->linesize[1] * (y / v_subsampl_rate));
@@ -565,32 +556,30 @@ static inline void r10k_to_yuv42Xp10le(AVFrame * __restrict out_frame, unsigned
unsigned char *src = in_data + y * src_linesize;
int iterations = width / 2;
OPTIMIZED_FOR(int x = 0; x < iterations; x++){
int32_t r = src[0] << 2 | src[1] >> 6;
int32_t g = (src[1] & 0x3f ) << 4 | src[2] >> 4;
int32_t b = (src[2] & 0x0f) << 6 | src[3] >> 2;
comp_type_t r = src[0] << 2 | src[1] >> 6;
comp_type_t g = (src[1] & 0x3f ) << 4 | src[2] >> 4;
comp_type_t b = (src[2] & 0x0f) << 6 | src[3] >> 2;
int32_t res_y = ((r * y_r + g * y_g + b * y_b) >> 20) + 64;
int32_t res_cb = ((r * cb_r + g * cb_g + b * cb_b) >> 20) + 512;
int32_t res_cr = ((r * cr_r + g * cr_g + b * cr_b) >> 20) + 512;
comp_type_t res_y = (RGB_TO_Y_709_SCALED(r, g, b) >> (COMP_BASE)) + (1<<(10-4));
comp_type_t res_cb = (RGB_TO_CB_709_SCALED(r, g, b) >> (COMP_BASE)) + (1<<(10-1));
comp_type_t res_cr = (RGB_TO_CR_709_SCALED(r, g, b) >> (COMP_BASE)) + (1<<(10-1));
res_y = MIN(MAX(res_y, 64), 940);
dst_y[x * 2] = res_y;
dst_y[x * 2] = CLAMP_LIMITED_Y(res_y, 10);
src += 4;
r = src[0] << 2 | src[1] >> 6;
g = (src[1] & 0x3f ) << 4 | src[2] >> 4;
b = (src[2] & 0x0f) << 6 | src[3] >> 2;
res_y = ((r * y_r + g * y_g + b * y_b) >> 20) + 64;
res_cb += ((r * cb_r + g * cb_g + b * cb_b) >> 20) + 512;
res_cr += ((r * cr_r + g * cr_g + b * cr_b) >> 20) + 512;
res_y = (RGB_TO_Y_709_SCALED(r, g, b) >> (COMP_BASE)) + (1<<(10-4));
res_cb += (RGB_TO_CB_709_SCALED(r, g, b) >> (COMP_BASE)) + (1<<(10-1));
res_cr += (RGB_TO_CR_709_SCALED(r, g, b) >> (COMP_BASE)) + (1<<(10-1));
res_cb /= 2;
res_cr /= 2;
res_y = MIN(MAX(res_y, 64), 940);
res_cb = MIN(MAX(res_cb, 64), 960);
res_cr = MIN(MAX(res_cr, 64), 960);
res_y = CLAMP_LIMITED_Y(res_y, 10);
res_cb = CLAMP_LIMITED_CBCR(res_cb, 10);
res_cr = CLAMP_LIMITED_CBCR(res_cr, 10);
dst_y[x * 2 + 1] = res_y;
if (v_subsampl_rate == 1) {