[FFmpeg-devel] [PATCH 1/2] checkasm/riscv: test misaligned before V

[FFmpeg-devel] [PATCH 1/2] checkasm/riscv: test misaligned before V

[Rémi Denis-Courmont]

Otherwise V functions mask scalar misaligned ones.
---
 tests/checkasm/checkasm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/checkasm/checkasm.c b/tests/checkasm/checkasm.c
index 31ca9f6e2b..76835ab267 100644
--- a/tests/checkasm/checkasm.c
+++ b/tests/checkasm/checkasm.c
@@ -278,6 +278,7 @@ static const struct {
     { "POWER8",   "power8",   AV_CPU_FLAG_POWER8 },
 #elif ARCH_RISCV
     { "RVI",      "rvi",      AV_CPU_FLAG_RVI },
+    { "misaligned", "misaligned", AV_CPU_FLAG_RV_MISALIGNED },
     { "RVF",      "rvf",      AV_CPU_FLAG_RVF },
     { "RVD",      "rvd",      AV_CPU_FLAG_RVD },
     { "RVBaddr",  "rvb_a",    AV_CPU_FLAG_RVB_ADDR },
@@ -287,7 +288,6 @@ static const struct {
     { "RVVi64",   "rvv_i64",  AV_CPU_FLAG_RVV_I64 },
     { "RVVf64",   "rvv_f64",  AV_CPU_FLAG_RVV_F64 },
     { "RV_Zvbb",  "rv_zvbb",  AV_CPU_FLAG_RV_ZVBB },
-    { "misaligned", "misaligned", AV_CPU_FLAG_RV_MISALIGNED },
 #elif ARCH_MIPS
     { "MMI",      "mmi",      AV_CPU_FLAG_MMI },
     { "MSA",      "msa",      AV_CPU_FLAG_MSA },
-- 
2.45.1

_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".

[FFmpeg-devel] [PATCH 2/2] lavc/pixblockdsp: add scalar get_pixels_unaligned

[Rémi Denis-Courmont]

The code is already there, we just need to use it.

get_pixels_unaligned_c: 2.2
get_pixels_unaligned_misaligned: 1.7
---
 libavcodec/riscv/pixblockdsp_init.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/libavcodec/riscv/pixblockdsp_init.c b/libavcodec/riscv/pixblockdsp_init.c
index b205841101..2735776105 100644
--- a/libavcodec/riscv/pixblockdsp_init.c
+++ b/libavcodec/riscv/pixblockdsp_init.c
@@ -55,6 +55,13 @@ av_cold void ff_pixblockdsp_init_riscv(PixblockDSPContext *c,
             c->get_pixels = ff_get_pixels_8_rvi;
     }
 
+    if (cpu_flags & AV_CPU_FLAG_RV_MISALIGNED) {
+        if (high_bit_depth)
+            c->get_pixels_unaligned = ff_get_pixels_16_rvi;
+        else
+            c->get_pixels_unaligned = ff_get_pixels_8_rvi;
+    }
+
 #if HAVE_RVV
     if ((cpu_flags & AV_CPU_FLAG_RVV_I32) && ff_rv_vlen_least(128)) {
         c->diff_pixels = ff_diff_pixels_unaligned_rvv;
-- 
2.45.1

_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".