This matches the logic from the function of the same name in proresenc_kostya.
---
libavcodec/proresenc_anatoliy.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/libavcodec/proresenc_anatoliy.c b/libavcodec/proresenc_anatoliy.c
index 816c27e481..161a05a6e6 100644
--- a/libavcodec/proresenc_anatoliy.c
+++ b/libavcodec/proresenc_anatoliy.c
@@ -286,14 +286,17 @@ static void encode_acs(PutBitContext *pb, int16_t *blocks,
int blocks_per_slice,
int *qmat, const uint8_t *scan)
{
+ int idx;
int prev_run = 4;
int prev_level = 2;
+ int max_coeffs;
+ int run = 0, level, code, i;
+
+ max_coeffs = blocks_per_slice << 6;
- int run = 0, level, code, i, j;
for (i = 1; i < 64; i++) {
- int indp = scan[i];
- for (j = 0; j < blocks_per_slice; j++) {
- int val = (blocks[(j << 6) + indp]) / qmat[indp];
+ for (idx = scan[i]; idx < max_coeffs; idx += 64) {
+ int val = blocks[idx] / qmat[scan[i]];
if (val) {
encode_vlc_codeword(pb, ff_prores_run_to_cb[FFMIN(prev_run,
15)], run);
--
2.43.0
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
