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avcodec/lagarith: Avoid unnecessary VLC structure
Everything besides VLC.table is basically write-only and even VLC.table can be removed by accessing the underlying table directly. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
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@ -60,7 +60,7 @@ typedef struct LagarithContext {
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int zeros_rem; /**< number of zero bytes remaining to output */
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} LagarithContext;
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static VLC lag_tab;
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static VLCElem lag_tab[1 << VLC_BITS];
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static const uint8_t lag_bits[] = {
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7, 7, 2, 7, 3, 4, 5, 6, 7, 7, 7, 7, 7, 6, 7, 4, 5, 7, 7, 7, 7,
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@ -85,8 +85,8 @@ static const uint8_t lag_symbols[] = {
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static av_cold void lag_init_static_data(void)
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{
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VLC_INIT_SPARSE_STATIC(&lag_tab, VLC_BITS, FF_ARRAY_ELEMS(lag_bits),
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lag_bits, 1, 1, lag_codes, 1, 1, lag_symbols, 1, 1, 128);
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VLC_INIT_STATIC_SPARSE_TABLE(lag_tab, VLC_BITS, FF_ARRAY_ELEMS(lag_bits),
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lag_bits, 1, 1, lag_codes, 1, 1, lag_symbols, 1, 1, 0);
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}
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/**
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@ -136,7 +136,7 @@ static int lag_decode_prob(GetBitContext *gb, uint32_t *value)
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{
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unsigned val, bits;
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bits = get_vlc2(gb, lag_tab.table, VLC_BITS, 1);
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bits = get_vlc2(gb, lag_tab, VLC_BITS, 1);
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if (bits > 31) {
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*value = 0;
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return AVERROR_INVALIDDATA;
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