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Disabled risc-v rvv of png_read_filter_row_paeth in libpng.

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This commit is contained in:
Alexander Smorkalov
2025-12-04 16:18:45 +03:00
parent e5075ffa33
commit e669a955c7
2 changed files with 22 additions and 2 deletions
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20
3rdparty/libpng/patches/riscv_rvv_issue_28126.patch vendored Normal file
View File

@@ -0,0 +1,20 @@
diff --git a/3rdparty/libpng/riscv/riscv_init.c b/3rdparty/libpng/riscv/riscv_init.c
index 36a41b54f7..f2796ebccb 100644
--- a/3rdparty/libpng/riscv/riscv_init.c
+++ b/3rdparty/libpng/riscv/riscv_init.c
@@ -30,13 +30,13 @@ png_init_filter_functions_rvv(png_structp pp, unsigned int bpp)
if (bpp == 3)
{
pp->read_filter[PNG_FILTER_VALUE_AVG-1] = png_read_filter_row_avg3_rvv;
- pp->read_filter[PNG_FILTER_VALUE_PAETH-1] = png_read_filter_row_paeth3_rvv;
+ //pp->read_filter[PNG_FILTER_VALUE_PAETH-1] = png_read_filter_row_paeth3_rvv;
pp->read_filter[PNG_FILTER_VALUE_SUB-1] = png_read_filter_row_sub3_rvv;
}
else if (bpp == 4)
{
pp->read_filter[PNG_FILTER_VALUE_AVG-1] = png_read_filter_row_avg4_rvv;
- pp->read_filter[PNG_FILTER_VALUE_PAETH-1] = png_read_filter_row_paeth4_rvv;
+ //pp->read_filter[PNG_FILTER_VALUE_PAETH-1] = png_read_filter_row_paeth4_rvv;
pp->read_filter[PNG_FILTER_VALUE_SUB-1] = png_read_filter_row_sub4_rvv;
}
}

4
3rdparty/libpng/riscv/riscv_init.c vendored
View File

@@ -30,13 +30,13 @@ png_init_filter_functions_rvv(png_structp pp, unsigned int bpp)
if (bpp == 3)
{
pp->read_filter[PNG_FILTER_VALUE_AVG-1] = png_read_filter_row_avg3_rvv;
pp->read_filter[PNG_FILTER_VALUE_PAETH-1] = png_read_filter_row_paeth3_rvv;
//pp->read_filter[PNG_FILTER_VALUE_PAETH-1] = png_read_filter_row_paeth3_rvv;
pp->read_filter[PNG_FILTER_VALUE_SUB-1] = png_read_filter_row_sub3_rvv;
}
else if (bpp == 4)
{
pp->read_filter[PNG_FILTER_VALUE_AVG-1] = png_read_filter_row_avg4_rvv;
pp->read_filter[PNG_FILTER_VALUE_PAETH-1] = png_read_filter_row_paeth4_rvv;
//pp->read_filter[PNG_FILTER_VALUE_PAETH-1] = png_read_filter_row_paeth4_rvv;
pp->read_filter[PNG_FILTER_VALUE_SUB-1] = png_read_filter_row_sub4_rvv;
}
}