[FFmpeg-devel] [PATCH 1/4] avcodec/magicyuv: Use a compile time constant for vlc_bits
Michael Niedermayer
michael at niedermayer.cc
Tue Oct 24 18:04:40 EEST 2023
This will permit further optimizations
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
libavcodec/magicyuv.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/libavcodec/magicyuv.c b/libavcodec/magicyuv.c
index 4a143cdbbf7..78d7f44cd65 100644
--- a/libavcodec/magicyuv.c
+++ b/libavcodec/magicyuv.c
@@ -124,13 +124,13 @@ static void magicyuv_median_pred16(uint16_t *dst, const uint16_t *src1,
x = 0; \
for (; x < width-c && get_bits_left(&gb) > 0;) {\
ret = get_vlc_multi(&gb, (uint8_t *)dst + x * b, multi, \
- vlc, vlc_bits, 3); \
+ vlc, VLC_BITS, 3); \
if (ret <= 0) \
return AVERROR_INVALIDDATA; \
x += ret; \
} \
for (; x < width && get_bits_left(&gb) > 0; x++) \
- dst[x] = get_vlc2(&gb, vlc, vlc_bits, 3); \
+ dst[x] = get_vlc2(&gb, vlc, VLC_BITS, 3); \
dst += stride; \
}
@@ -155,7 +155,6 @@ static int magy_decode_slice10(AVCodecContext *avctx, void *tdata,
ptrdiff_t stride = p->linesize[i] / 2;
const VLC_MULTI_ELEM *const multi = s->multi[i].table;
const VLCElem *const vlc = s->vlc[i].table;
- const int vlc_bits = s->vlc[i].bits;
int flags, pred;
int ret = init_get_bits8(&gb, s->buf + s->slices[i][j].start,
s->slices[i][j].size);
--
2.17.1
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