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Use (MIN/NUM)_(TRANSFORM/HUFFMAN)_BITS where appropriate

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Change-Id: I849ff8864f7abcc723dfe2b7ee0f290c8ee89c3f
This commit is contained in:
Vincent Rabaud
2024-05-06 22:30:14 +02:00
parent a90160e11a
commit 64d1ec23ac
3 changed files with 17 additions and 9 deletions
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10
src/enc/vp8l_enc.c
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@ -30,6 +30,7 @@
// Maximum number of histogram images (sub-blocks).
#define MAX_HUFF_IMAGE_SIZE 2600
#define MAX_HUFFMAN_BITS (MIN_HUFFMAN_BITS + (1 << NUM_HUFFMAN_BITS) - 1)
// -----------------------------------------------------------------------------
// Palette
@ -1083,8 +1084,8 @@ static int ApplyPredictFilter(VP8LEncoder* const enc, int width, int height,
}
VP8LPutBits(bw, TRANSFORM_PRESENT, 1);
VP8LPutBits(bw, PREDICTOR_TRANSFORM, 2);
assert(pred_bits >= 2);
VP8LPutBits(bw, pred_bits - 2, 3);
assert(pred_bits >= MIN_TRANSFORM_BITS);
VP8LPutBits(bw, pred_bits - MIN_TRANSFORM_BITS, NUM_TRANSFORM_BITS);
return EncodeImageNoHuffman(
bw, enc->transform_data_, (VP8LHashChain*)&enc->hash_chain_,
(VP8LBackwardRefs*)&enc->refs_[0], transform_width, transform_height,
@ -1107,8 +1108,9 @@ static int ApplyCrossColorFilter(const VP8LEncoder* const enc, int width,
}
VP8LPutBits(bw, TRANSFORM_PRESENT, 1);
VP8LPutBits(bw, CROSS_COLOR_TRANSFORM, 2);
assert(ccolor_transform_bits >= 2);
VP8LPutBits(bw, ccolor_transform_bits - 2, 3);
assert(ccolor_transform_bits >= MIN_TRANSFORM_BITS);
VP8LPutBits(bw, ccolor_transform_bits - MIN_TRANSFORM_BITS,
NUM_TRANSFORM_BITS);
return EncodeImageNoHuffman(
bw, enc->transform_data_, (VP8LHashChain*)&enc->hash_chain_,
(VP8LBackwardRefs*)&enc->refs_[0], transform_width, transform_height,