[FFmpeg-devel] [PATCH 17/21] avcodec/smacker: Use smaller types
Andreas Rheinhardt
andreas.rheinhardt at gmail.com
Sat Aug 1 16:47:00 EEST 2020
This will mean that we will need less stack space lateron when these
arrays are no longer heap-allocated.
No discernible speed impact.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
---
libavcodec/smacker.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/libavcodec/smacker.c b/libavcodec/smacker.c
index f5193e1278..c1928e3908 100644
--- a/libavcodec/smacker.c
+++ b/libavcodec/smacker.c
@@ -69,8 +69,8 @@ typedef struct HuffContext {
int length;
int current;
uint32_t *bits;
- int *lengths;
- int *values;
+ uint8_t *lengths;
+ uint8_t *values;
} HuffContext;
/* common parameters used for decode_bigtree */
@@ -78,7 +78,7 @@ typedef struct DBCtx {
int current, length;
int *values;
VLC *v1, *v2;
- int *recode1, *recode2;
+ const uint8_t *recode1, *recode2;
int escapes[3];
int *last;
} DBCtx;
@@ -671,7 +671,7 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
skip_bits1(&gb);
if(h[i].current > 1) {
ret = init_vlc(&vlc[i], SMKTREE_BITS, h[i].current,
- h[i].lengths, sizeof(int), sizeof(int),
+ INIT_VLC_DEFAULT_SIZES(h[i].lengths),
h[i].bits, sizeof(uint32_t), sizeof(uint32_t), INIT_VLC_LE);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Cannot build VLC table\n");
--
2.20.1
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