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avcodec/proresenc_anatoliy: rework inner loop in encode_acs()

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This matches the logic from the function of the same name in proresenc_kostya.
This commit is contained in:
Clément Bœsch 2023-12-11 02:21:46 +01:00
parent 25f28b9308
commit 096a69ad43
1 changed files with 7 additions and 4 deletions
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11
libavcodec/proresenc_anatoliy.c
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@ -286,14 +286,17 @@ static void encode_acs(PutBitContext *pb, int16_t *blocks,
int blocks_per_slice, int blocks_per_slice,
int *qmat, const uint8_t *scan) int *qmat, const uint8_t *scan)
{ {
int idx;
int prev_run = 4; int prev_run = 4;
int prev_level = 2; 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++) { for (i = 1; i < 64; i++) {
int indp = scan[i]; for (idx = scan[i]; idx < max_coeffs; idx += 64) {
for (j = 0; j < blocks_per_slice; j++) { int val = blocks[idx] / qmat[scan[i]];
int val = (blocks[(j << 6) + indp]) / qmat[indp];
if (val) { if (val) {
encode_vlc_codeword(pb, ff_prores_run_to_cb[FFMIN(prev_run, 15)], run); encode_vlc_codeword(pb, ff_prores_run_to_cb[FFMIN(prev_run, 15)], run);