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avcodec/proresenc_anatoliy: rename new_code/code to code/codebook

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This makes the function closer to encode_dcs() in proresenc_kostya.
This commit is contained in:
Clément Bœsch 2023-12-11 01:47:01 +01:00
parent c44cd371ca
commit 43baba4647
1 changed files with 8 additions and 8 deletions
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16
libavcodec/proresenc_anatoliy.c
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@ -270,24 +270,24 @@ static av_always_inline int get_level(int val)
static void encode_dc_coeffs(PutBitContext *pb, int16_t *in,
int blocks_per_slice, int *qmat)
{
int prev_dc, code;
int prev_dc, codebook;
int i, sign, idx;
int new_dc, delta, diff_sign, new_code;
int new_dc, delta, diff_sign, code;
prev_dc = (in[0] - 0x4000) / qmat[0];
code = TO_GOLOMB(prev_dc);
encode_vlc_codeword(pb, FIRST_DC_CB, code);
codebook = TO_GOLOMB(prev_dc);
encode_vlc_codeword(pb, FIRST_DC_CB, codebook);
code = 5; sign = 0; idx = 64;
codebook = 5; sign = 0; idx = 64;
for (i = 1; i < blocks_per_slice; i++, idx += 64) {
new_dc = (in[idx] - 0x4000) / qmat[0];
delta = new_dc - prev_dc;
diff_sign = DIFF_SIGN(delta, sign);
new_code = TO_GOLOMB2(get_level(delta), diff_sign);
code = TO_GOLOMB2(get_level(delta), diff_sign);
encode_vlc_codeword(pb, ff_prores_dc_codebook[FFMIN(code, 6)], new_code);
encode_vlc_codeword(pb, ff_prores_dc_codebook[FFMIN(codebook, 6)], code);
code = new_code;
codebook = code;
sign = delta >> 31;
prev_dc = new_dc;
}