diff options
Diffstat (limited to 'thirdparty/libwebp/src/dsp/upsampling_sse2.c')
| -rw-r--r-- | thirdparty/libwebp/src/dsp/upsampling_sse2.c | 32 |
1 files changed, 14 insertions, 18 deletions
diff --git a/thirdparty/libwebp/src/dsp/upsampling_sse2.c b/thirdparty/libwebp/src/dsp/upsampling_sse2.c index fd5d303982..340f1e2ac2 100644 --- a/thirdparty/libwebp/src/dsp/upsampling_sse2.c +++ b/thirdparty/libwebp/src/dsp/upsampling_sse2.c @@ -104,21 +104,6 @@ static void Upsample32Pixels_SSE2(const uint8_t r1[], const uint8_t r2[], Upsample32Pixels_SSE2(r1, r2, out); \ } -#define CONVERT2RGB(FUNC, XSTEP, top_y, bottom_y, \ - top_dst, bottom_dst, cur_x, num_pixels) { \ - int n; \ - for (n = 0; n < (num_pixels); ++n) { \ - FUNC((top_y)[(cur_x) + n], r_u[n], r_v[n], \ - (top_dst) + ((cur_x) + n) * (XSTEP)); \ - } \ - if ((bottom_y) != NULL) { \ - for (n = 0; n < (num_pixels); ++n) { \ - FUNC((bottom_y)[(cur_x) + n], r_u[64 + n], r_v[64 + n], \ - (bottom_dst) + ((cur_x) + n) * (XSTEP)); \ - } \ - } \ -} - #define CONVERT2RGB_32(FUNC, XSTEP, top_y, bottom_y, \ top_dst, bottom_dst, cur_x) do { \ FUNC##32_SSE2((top_y) + (cur_x), r_u, r_v, (top_dst) + (cur_x) * (XSTEP)); \ @@ -135,7 +120,7 @@ static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bottom_y, \ uint8_t* top_dst, uint8_t* bottom_dst, int len) { \ int uv_pos, pos; \ /* 16byte-aligned array to cache reconstructed u and v */ \ - uint8_t uv_buf[4 * 32 + 15]; \ + uint8_t uv_buf[14 * 32 + 15] = { 0 }; \ uint8_t* const r_u = (uint8_t*)((uintptr_t)(uv_buf + 15) & ~15); \ uint8_t* const r_v = r_u + 32; \ \ @@ -160,11 +145,22 @@ static void FUNC_NAME(const uint8_t* top_y, const uint8_t* bottom_y, \ } \ if (len > 1) { \ const int left_over = ((len + 1) >> 1) - (pos >> 1); \ + uint8_t* const tmp_top_dst = r_u + 4 * 32; \ + uint8_t* const tmp_bottom_dst = tmp_top_dst + 4 * 32; \ + uint8_t* const tmp_top = tmp_bottom_dst + 4 * 32; \ + uint8_t* const tmp_bottom = (bottom_y == NULL) ? NULL : tmp_top + 32; \ assert(left_over > 0); \ UPSAMPLE_LAST_BLOCK(top_u + uv_pos, cur_u + uv_pos, left_over, r_u); \ UPSAMPLE_LAST_BLOCK(top_v + uv_pos, cur_v + uv_pos, left_over, r_v); \ - CONVERT2RGB(FUNC, XSTEP, top_y, bottom_y, top_dst, bottom_dst, \ - pos, len - pos); \ + memcpy(tmp_top, top_y + pos, len - pos); \ + if (bottom_y != NULL) memcpy(tmp_bottom, bottom_y + pos, len - pos); \ + CONVERT2RGB_32(FUNC, XSTEP, tmp_top, tmp_bottom, tmp_top_dst, \ + tmp_bottom_dst, 0); \ + memcpy(top_dst + pos * (XSTEP), tmp_top_dst, (len - pos) * (XSTEP)); \ + if (bottom_y != NULL) { \ + memcpy(bottom_dst + pos * (XSTEP), tmp_bottom_dst, \ + (len - pos) * (XSTEP)); \ + } \ } \ } |