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authorjacqueline <me@jacqueline.id.au>2023-12-20 10:57:24 +1100
committerjacqueline <me@jacqueline.id.au>2023-12-20 10:57:24 +1100
commitd4a0085753b9397ac4a1452520decbeb994bb30c (patch)
treec0c48257b827cf42323cfc47e63f1a9f9eef82a7 /src/codecs/include/sample.hpp
parent2ccaaf5724fe08e63e06b677a42326d4f8e0550e (diff)
downloadtangara-fw-d4a0085753b9397ac4a1452520decbeb994bb30c.tar.gz
Fix some dither clipping issues
Diffstat (limited to 'src/codecs/include/sample.hpp')
-rw-r--r--src/codecs/include/sample.hpp5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/codecs/include/sample.hpp b/src/codecs/include/sample.hpp
index 8d79a228..7e550680 100644
--- a/src/codecs/include/sample.hpp
+++ b/src/codecs/include/sample.hpp
@@ -28,12 +28,11 @@ constexpr auto Clip(int64_t v) -> Sample {
return std::clamp<int64_t>(v, INT16_MIN, INT16_MAX);
}
-auto applyDither(int64_t src, uint_fast8_t bits) -> int32_t;
+auto shiftWithDither(int64_t src, uint_fast8_t bits) -> Sample;
constexpr auto FromSigned(int32_t src, uint_fast8_t bits) -> Sample {
if (bits > 16) {
- src = applyDither(src, bits - 16);
- return src >> (bits - sizeof(Sample) * 8);
+ return shiftWithDither(src, bits - 16);
} else if (bits < 16) {
return src << (sizeof(Sample) * 8 - bits);
}