From b3f8c7ce58cf3fa47be881e1dabea996657b8b76 Mon Sep 17 00:00:00 2001 From: Morph <39850852+Morph1984@users.noreply.github.com> Date: Fri, 13 May 2022 00:23:41 -0400 Subject: [PATCH] codecs/vp9: Use u8 for norm and map luts Using this smaller type saves 1536 bytes in the compiled executable. --- src/video_core/command_classes/codecs/vp9.cpp | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/video_core/command_classes/codecs/vp9.cpp b/src/video_core/command_classes/codecs/vp9.cpp index a95618913..c01431441 100644 --- a/src/video_core/command_classes/codecs/vp9.cpp +++ b/src/video_core/command_classes/codecs/vp9.cpp @@ -153,7 +153,7 @@ constexpr Vp9EntropyProbs default_probs{ .high_precision{128, 128}, }; -constexpr std::array norm_lut{ +constexpr std::array norm_lut{ 0, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, @@ -164,7 +164,7 @@ constexpr std::array norm_lut{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, }; -constexpr std::array map_lut{ +constexpr std::array map_lut{ 20, 21, 22, 23, 24, 25, 0, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 1, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 2, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 3, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, @@ -232,7 +232,7 @@ constexpr std::array map_lut{ std::max(0, RecenterNonNeg(0xff - 1 - new_prob, 0xff - 1 - old_prob) - 1)); } - return map_lut[index]; + return static_cast(map_lut[index]); } } // Anonymous namespace @@ -819,7 +819,7 @@ void VpxRangeEncoder::Write(bool bit, s32 probability) { local_range = range - split; } - s32 shift = norm_lut[local_range]; + s32 shift = static_cast(norm_lut[local_range]); local_range <<= shift; count += shift;