On date Monday 2023-12-11 02:35:33 +0100, Clément Bœsch wrote:
> 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]];
LGTM.
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