diff options
Diffstat (limited to 'third_party/jpeg-xl/lib/jxl/ac_context.h')
| -rw-r--r-- | third_party/jpeg-xl/lib/jxl/ac_context.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/third_party/jpeg-xl/lib/jxl/ac_context.h b/third_party/jpeg-xl/lib/jxl/ac_context.h index a2b9e046d1..6529a9bb88 100644 --- a/third_party/jpeg-xl/lib/jxl/ac_context.h +++ b/third_party/jpeg-xl/lib/jxl/ac_context.h @@ -62,7 +62,8 @@ static JXL_INLINE size_t ZeroDensityContext(size_t nonzeros_left, size_t k, size_t covered_blocks, size_t log2_covered_blocks, size_t prev) { - JXL_DASSERT((1u << log2_covered_blocks) == covered_blocks); + JXL_DASSERT((static_cast<size_t>(1) << log2_covered_blocks) == + covered_blocks); nonzeros_left = (nonzeros_left + covered_blocks - 1) >> log2_covered_blocks; k >>= log2_covered_blocks; JXL_DASSERT(k > 0); @@ -109,7 +110,8 @@ struct BlockCtxMap { // Non-zero context is based on number of non-zeros and block context. // For better clustering, contexts with same number of non-zeros are grouped. constexpr uint32_t ZeroDensityContextsOffset(uint32_t block_ctx) const { - return num_ctxs * kNonZeroBuckets + kZeroDensityContextCount * block_ctx; + return static_cast<uint32_t>(num_ctxs * kNonZeroBuckets + + kZeroDensityContextCount * block_ctx); } // Context map for AC coefficients consists of 2 blocks: @@ -121,7 +123,8 @@ struct BlockCtxMap { // number of non-zeros left and // index in scan order constexpr uint32_t NumACContexts() const { - return num_ctxs * (kNonZeroBuckets + kZeroDensityContextCount); + return static_cast<uint32_t>(num_ctxs * + (kNonZeroBuckets + kZeroDensityContextCount)); } // Non-zero context is based on number of non-zeros and block context. @@ -134,7 +137,7 @@ struct BlockCtxMap { } else { ctx = 4 + non_zeros / 2; } - return ctx * num_ctxs + block_ctx; + return static_cast<uint32_t>(ctx * num_ctxs + block_ctx); } BlockCtxMap() { |