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avcodec/huffyuvencdsp: Add width parameter to init

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This allows to only use certain functions using wide registers
if there is enough work to do and if one can even read a whole
register wide without overreading.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2026-03-01 11:58:16 +01:00
parent 2b910f71bb
commit 6834762d7b
5 changed files with 7 additions and 7 deletions
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libavcodec/huffyuvenc.c
+1 -1
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@@ -278,7 +278,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
s->mask = (1 << s->bps) - 1;
s->vlc_n = FFMIN(1 << s->bps, MAX_VLC_N);
ff_huffyuvencdsp_init(&s->hencdsp, s->bps);
ff_huffyuvencdsp_init(&s->hencdsp, s->bps, avctx->width >> s->chroma_h_shift);
switch (avctx->pix_fmt) {
case AV_PIX_FMT_YUV420P:
libavcodec/huffyuvencdsp.c
+2 -2
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@@ -84,12 +84,12 @@ static void sub_hfyu_median_pred_int16_c(uint16_t *dst, const uint16_t *src1, co
*left_top = lt;
}
av_cold void ff_huffyuvencdsp_init(HuffYUVEncDSPContext *c, int bpp)
av_cold void ff_huffyuvencdsp_init(HuffYUVEncDSPContext *c, int bpp, int width)
{
c->diff_int16 = diff_int16_c;
c->sub_hfyu_median_pred_int16 = sub_hfyu_median_pred_int16_c;
#if ARCH_X86 && HAVE_X86ASM
ff_huffyuvencdsp_init_x86(c, bpp);
ff_huffyuvencdsp_init_x86(c, bpp, width);
#endif
}
libavcodec/huffyuvencdsp.h
+2 -2
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@@ -32,7 +32,7 @@ typedef struct HuffYUVEncDSPContext {
int w, int *left, int *left_top);
} HuffYUVEncDSPContext;
void ff_huffyuvencdsp_init(HuffYUVEncDSPContext *c, int bpp);
void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c, int bpp);
void ff_huffyuvencdsp_init(HuffYUVEncDSPContext *c, int bpp, int width);
void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c, int bpp, int width);
#endif /* AVCODEC_HUFFYUVENCDSP_H */
libavcodec/x86/huffyuvencdsp_init.c
+1 -1
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@@ -34,7 +34,7 @@ void ff_diff_int16_avx2(uint16_t *dst, const uint16_t *src1, const uint16_t *src
void ff_sub_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *src1, const uint16_t *src2,
unsigned mask, int w, int *left, int *left_top);
av_cold void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c, int bpp)
av_cold void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c, int bpp, int width)
{
av_unused int cpu_flags = av_get_cpu_flags();
tests/checkasm/huffyuvencdsp.c
+1 -1
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@@ -48,7 +48,7 @@ static void check_sub_hfyu_median_pred_int16(const char *aligned, unsigned width
for (size_t i = 0; i < FF_ARRAY_ELEMS(bpps); ++i) {
const int bpp = bpps[i];
ff_huffyuvencdsp_init(&c, bpp);
ff_huffyuvencdsp_init(&c, bpp, width);
if (check_func(c.sub_hfyu_median_pred_int16, "sub_hfyu_median_pred_int16_%dbpp%s", bpp, aligned)) {
DECLARE_ALIGNED(32, uint16_t, dst0)[MAX_WIDTH];