diff options
author | Mark Reid <mindmark@gmail.com> | 2020-11-22 20:32:15 -0800 |
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committer | Paul B Mahol <onemda@gmail.com> | 2020-12-09 12:31:09 +0100 |
commit | 8d19b3c4a5176c181dc1751e08834193b549162c (patch) | |
tree | a85319cf83d34cda646a30f6738759200a7d2b83 /libavcodec/exr.c | |
parent | 7777e5119ad3377e2c4cb20a7aff56448d035b55 (diff) |
avcodec/exr: preserve half-float NaN bits and add fate test
Handles NaNs more like the official implementation handles them, preserving
the original bits.
Diffstat (limited to 'libavcodec/exr.c')
-rw-r--r-- | libavcodec/exr.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/libavcodec/exr.c b/libavcodec/exr.c index d233dd43fb..6e6ce4275c 100644 --- a/libavcodec/exr.c +++ b/libavcodec/exr.c @@ -193,8 +193,7 @@ static union av_intfloat32 exr_half2float(uint16_t hf) // half-float NaNs will be converted to a single precision NaN // half-float Infs will be converted to a single precision Inf exp = FLOAT_MAX_BIASED_EXP; - if (mantissa) - mantissa = (1 << 23) - 1; // set all bits to indicate a NaN + mantissa <<= 13; // preserve half-float NaN bits if set } else if (exp == 0x0) { // convert half-float zero/denorm to single precision value if (mantissa) { |