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lavu/tx: remove special -1 inverted lookup mode

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It was somewhat hacky and unnecessary.
This commit is contained in:
Lynne
2022-09-23 10:32:39 +02:00
parent 74e8541bab
commit e7a987d7c9
2 changed files with 2 additions and 6 deletions
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libavutil/tx_priv.h
+1 -2
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@@ -290,8 +290,7 @@ int ff_tx_gen_ptwo_inplace_revtab_idx(AVTXContext *s);
* If length is smaller than basis/2 this function will not do anything.
*
* If inv_lookup is set to 1, it will flip the lookup from out[map[i]] = src[i]
* to out[i] = src[map[i]]. If set to -1, will generate 2 maps, the first one
* flipped, the second one regular.
* to out[i] = src[map[i]].
*/
int ff_tx_gen_split_radix_parity_revtab(AVTXContext *s, int len, int inv,
int inv_lookup, int basis, int dual_stride);