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astcenc: Update to 4.8.0

Browse Source 
https://github.com/ARM-software/astc-encoder/releases/tag/4.8.0
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Rémi Verschelde 2024-05-14 12:51:49 +02:00
parent 78cce1954d
commit 7ceed18790
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7 changed files with 49 additions and 34 deletions
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2
thirdparty/README.md vendored
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@ -47,7 +47,7 @@ Files extracted from upstream source:
## astcenc ## astcenc
- Upstream: https://github.com/ARM-software/astc-encoder - Upstream: https://github.com/ARM-software/astc-encoder
- Version: 4.7.0 (1a51f2915121275038677317c8bf61f1a78b590c, 2024) - Version: 4.8.0 (0d6c9047c5ad19640e2d60fdb8f11a16675e7938, 2024)
- License: Apache 2.0 - License: Apache 2.0
Files extracted from upstream source: Files extracted from upstream source:

2
thirdparty/astcenc/astcenc_entry.cpp vendored
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@ -1167,7 +1167,7 @@ astcenc_error astcenc_decompress_image(
return ASTCENC_ERR_OUT_OF_MEM; return ASTCENC_ERR_OUT_OF_MEM;
} }
image_block blk; image_block blk {};
blk.texel_count = static_cast<uint8_t>(block_x * block_y * block_z); blk.texel_count = static_cast<uint8_t>(block_x * block_y * block_z);
// Decode mode inferred from the output data type // Decode mode inferred from the output data type

8
thirdparty/astcenc/astcenc_integer_sequence.cpp vendored
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@ -1,6 +1,6 @@
// SPDX-License-Identifier: Apache-2.0 // SPDX-License-Identifier: Apache-2.0
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
// Copyright 2011-2021 Arm Limited // Copyright 2011-2024 Arm Limited
// //
// Licensed under the Apache License, Version 2.0 (the "License"); you may not // Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy // use this file except in compliance with the License. You may obtain a copy
@ -464,10 +464,10 @@ static inline void write_bits(
} }
/** /**
* @brief Read up to 8 bits at an arbitrary bit offset. * @brief Read up to 16 bits from two bytes.
* *
* The stored value is at most 8 bits, but can be stored at an offset of between 0 and 7 bits so may * This function reads a packed N-bit field from two bytes in memory. The stored value must exist
* span two separate bytes in memory. * within the two bytes, but can start at an arbitary bit offset and span the two bytes in memory.
* *
* @param bitcount The number of bits to read. * @param bitcount The number of bits to read.
* @param bitoffset The bit offset to read from, between 0 and 7. * @param bitoffset The bit offset to read from, between 0 and 7.

32
thirdparty/astcenc/astcenc_internal.h vendored
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@ -326,10 +326,10 @@ struct partition_info
uint8_t partition_texel_count[BLOCK_MAX_PARTITIONS]; uint8_t partition_texel_count[BLOCK_MAX_PARTITIONS];
/** @brief The partition of each texel in the block. */ /** @brief The partition of each texel in the block. */
uint8_t partition_of_texel[BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS uint8_t partition_of_texel[BLOCK_MAX_TEXELS];
/** @brief The list of texels in each partition. */ /** @brief The list of texels in each partition. */
uint8_t texels_of_partition[BLOCK_MAX_PARTITIONS][BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS uint8_t texels_of_partition[BLOCK_MAX_PARTITIONS][BLOCK_MAX_TEXELS];
}; };
/** /**
@ -367,19 +367,19 @@ struct decimation_info
* @brief The number of weights that contribute to each texel. * @brief The number of weights that contribute to each texel.
* Value is between 1 and 4. * Value is between 1 and 4.
*/ */
uint8_t texel_weight_count[BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS uint8_t texel_weight_count[BLOCK_MAX_TEXELS];
/** /**
* @brief The weight index of the N weights that are interpolated for each texel. * @brief The weight index of the N weights that are interpolated for each texel.
* Stored transposed to improve vectorization. * Stored transposed to improve vectorization.
*/ */
uint8_t texel_weights_tr[4][BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS uint8_t texel_weights_tr[4][BLOCK_MAX_TEXELS];
/** /**
* @brief The bilinear contribution of the N weights that are interpolated for each texel. * @brief The bilinear contribution of the N weights that are interpolated for each texel.
* Value is between 0 and 16, stored transposed to improve vectorization. * Value is between 0 and 16, stored transposed to improve vectorization.
*/ */
uint8_t texel_weight_contribs_int_tr[4][BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS uint8_t texel_weight_contribs_int_tr[4][BLOCK_MAX_TEXELS];
/** /**
* @brief The bilinear contribution of the N weights that are interpolated for each texel. * @brief The bilinear contribution of the N weights that are interpolated for each texel.
@ -388,13 +388,13 @@ struct decimation_info
ASTCENC_ALIGNAS float texel_weight_contribs_float_tr[4][BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS float texel_weight_contribs_float_tr[4][BLOCK_MAX_TEXELS];
/** @brief The number of texels that each stored weight contributes to. */ /** @brief The number of texels that each stored weight contributes to. */
uint8_t weight_texel_count[BLOCK_MAX_WEIGHTS]; ASTCENC_ALIGNAS uint8_t weight_texel_count[BLOCK_MAX_WEIGHTS];
/** /**
* @brief The list of texels that use a specific weight index. * @brief The list of texels that use a specific weight index.
* Stored transposed to improve vectorization. * Stored transposed to improve vectorization.
*/ */
uint8_t weight_texels_tr[BLOCK_MAX_TEXELS][BLOCK_MAX_WEIGHTS]; ASTCENC_ALIGNAS uint8_t weight_texels_tr[BLOCK_MAX_TEXELS][BLOCK_MAX_WEIGHTS];
/** /**
* @brief The bilinear contribution to the N texels that use each weight. * @brief The bilinear contribution to the N texels that use each weight.
@ -732,7 +732,11 @@ struct block_size_descriptor
* *
* The @c data_[rgba] fields store the image data in an encoded SoA float form designed for easy * The @c data_[rgba] fields store the image data in an encoded SoA float form designed for easy
* vectorization. Input data is converted to float and stored as values between 0 and 65535. LDR * vectorization. Input data is converted to float and stored as values between 0 and 65535. LDR
* data is stored as direct UNORM data, HDR data is stored as LNS data. * data is stored as direct UNORM data, HDR data is stored as LNS data. They are allocated SIMD
* elements over-size to allow vectorized stores of unaligned and partial SIMD lanes (e.g. in a
* 6x6x6 block the final row write will read elements 210-217 (vec8) or 214-217 (vec4), which is
* two elements above the last real data element). The overspill values are never written to memory,
* and would be benign, but the padding avoids hitting undefined behavior.
* *
* The @c rgb_lns and @c alpha_lns fields that assigned a per-texel use of HDR are only used during * The @c rgb_lns and @c alpha_lns fields that assigned a per-texel use of HDR are only used during
* decompression. The current compressor will always use HDR endpoint formats when in HDR mode. * decompression. The current compressor will always use HDR endpoint formats when in HDR mode.
@ -740,16 +744,16 @@ struct block_size_descriptor
struct image_block struct image_block
{ {
/** @brief The input (compress) or output (decompress) data for the red color component. */ /** @brief The input (compress) or output (decompress) data for the red color component. */
ASTCENC_ALIGNAS float data_r[BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS float data_r[BLOCK_MAX_TEXELS + ASTCENC_SIMD_WIDTH - 1];
/** @brief The input (compress) or output (decompress) data for the green color component. */ /** @brief The input (compress) or output (decompress) data for the green color component. */
ASTCENC_ALIGNAS float data_g[BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS float data_g[BLOCK_MAX_TEXELS + ASTCENC_SIMD_WIDTH - 1];
/** @brief The input (compress) or output (decompress) data for the blue color component. */ /** @brief The input (compress) or output (decompress) data for the blue color component. */
ASTCENC_ALIGNAS float data_b[BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS float data_b[BLOCK_MAX_TEXELS + ASTCENC_SIMD_WIDTH - 1];
/** @brief The input (compress) or output (decompress) data for the alpha color component. */ /** @brief The input (compress) or output (decompress) data for the alpha color component. */
ASTCENC_ALIGNAS float data_a[BLOCK_MAX_TEXELS]; ASTCENC_ALIGNAS float data_a[BLOCK_MAX_TEXELS + ASTCENC_SIMD_WIDTH - 1];
/** @brief The number of texels in the block. */ /** @brief The number of texels in the block. */
uint8_t texel_count; uint8_t texel_count;
@ -957,7 +961,7 @@ struct ASTCENC_ALIGNAS compression_working_buffers
* *
* For two planes, second plane starts at @c WEIGHTS_PLANE2_OFFSET offsets. * For two planes, second plane starts at @c WEIGHTS_PLANE2_OFFSET offsets.
*/ */
uint8_t dec_weights_uquant[WEIGHTS_MAX_BLOCK_MODES * BLOCK_MAX_WEIGHTS]; ASTCENC_ALIGNAS uint8_t dec_weights_uquant[WEIGHTS_MAX_BLOCK_MODES * BLOCK_MAX_WEIGHTS];
/** @brief Error of the best encoding combination for each block mode. */ /** @brief Error of the best encoding combination for each block mode. */
ASTCENC_ALIGNAS float errors_of_best_combination[WEIGHTS_MAX_BLOCK_MODES]; ASTCENC_ALIGNAS float errors_of_best_combination[WEIGHTS_MAX_BLOCK_MODES];
@ -1111,7 +1115,7 @@ struct symbolic_compressed_block
* *
* If dual plane, the second plane starts at @c weights[WEIGHTS_PLANE2_OFFSET]. * If dual plane, the second plane starts at @c weights[WEIGHTS_PLANE2_OFFSET].
*/ */
uint8_t weights[BLOCK_MAX_WEIGHTS]; ASTCENC_ALIGNAS uint8_t weights[BLOCK_MAX_WEIGHTS];
/** /**
* @brief Get the weight quantization used by this block mode. * @brief Get the weight quantization used by this block mode.

1
thirdparty/astcenc/astcenc_internal_entry.h vendored
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@ -150,6 +150,7 @@ public:
m_start_count = 0; m_start_count = 0;
m_done_count = 0; m_done_count = 0;
m_task_count = 0; m_task_count = 0;
m_callback = nullptr;
m_callback_last_value = 0.0f; m_callback_last_value = 0.0f;
m_callback_min_diff = 1.0f; m_callback_min_diff = 1.0f;
} }

21
thirdparty/astcenc/astcenc_symbolic_physical.cpp vendored
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@ -330,12 +330,14 @@ void physical_to_symbolic(
return; return;
} }
// Low values span 3 bytes so need two read_bits calls
int vx_low_s = read_bits(8, 12, pcb) | (read_bits(5, 12 + 8, pcb) << 8); int vx_low_s = read_bits(8, 12, pcb) | (read_bits(5, 12 + 8, pcb) << 8);
int vx_high_s = read_bits(8, 25, pcb) | (read_bits(5, 25 + 8, pcb) << 8); int vx_high_s = read_bits(13, 25, pcb);
int vx_low_t = read_bits(8, 38, pcb) | (read_bits(5, 38 + 8, pcb) << 8); int vx_low_t = read_bits(8, 38, pcb) | (read_bits(5, 38 + 8, pcb) << 8);
int vx_high_t = read_bits(8, 51, pcb) | (read_bits(5, 51 + 8, pcb) << 8); int vx_high_t = read_bits(13, 51, pcb);
int all_ones = vx_low_s == 0x1FFF && vx_high_s == 0x1FFF && vx_low_t == 0x1FFF && vx_high_t == 0x1FFF; int all_ones = vx_low_s == 0x1FFF && vx_high_s == 0x1FFF &&
vx_low_t == 0x1FFF && vx_high_t == 0x1FFF;
if ((vx_low_s >= vx_high_s || vx_low_t >= vx_high_t) && !all_ones) if ((vx_low_s >= vx_high_s || vx_low_t >= vx_high_t) && !all_ones)
{ {
@ -350,12 +352,14 @@ void physical_to_symbolic(
int vx_high_s = read_bits(9, 19, pcb); int vx_high_s = read_bits(9, 19, pcb);
int vx_low_t = read_bits(9, 28, pcb); int vx_low_t = read_bits(9, 28, pcb);
int vx_high_t = read_bits(9, 37, pcb); int vx_high_t = read_bits(9, 37, pcb);
int vx_low_p = read_bits(9, 46, pcb); int vx_low_r = read_bits(9, 46, pcb);
int vx_high_p = read_bits(9, 55, pcb); int vx_high_r = read_bits(9, 55, pcb);
int all_ones = vx_low_s == 0x1FF && vx_high_s == 0x1FF && vx_low_t == 0x1FF && vx_high_t == 0x1FF && vx_low_p == 0x1FF && vx_high_p == 0x1FF; int all_ones = vx_low_s == 0x1FF && vx_high_s == 0x1FF &&
vx_low_t == 0x1FF && vx_high_t == 0x1FF &&
vx_low_r == 0x1FF && vx_high_r == 0x1FF;
if ((vx_low_s >= vx_high_s || vx_low_t >= vx_high_t || vx_low_p >= vx_high_p) && !all_ones) if ((vx_low_s >= vx_high_s || vx_low_t >= vx_high_t || vx_low_r >= vx_high_r) && !all_ones)
{ {
scb.block_type = SYM_BTYPE_ERROR; scb.block_type = SYM_BTYPE_ERROR;
return; return;
@ -470,8 +474,7 @@ void physical_to_symbolic(
bitpos += 2; bitpos += 2;
} }
} }
scb.partition_index = static_cast<uint16_t>(read_bits(6, 13, pcb) | scb.partition_index = static_cast<uint16_t>(read_bits(10, 13, pcb));
(read_bits(PARTITION_INDEX_BITS - 6, 19, pcb) << 6));
} }
for (int i = 0; i < partition_count; i++) for (int i = 0; i < partition_count; i++)

17
thirdparty/astcenc/astcenc_vecmathlib_none_4.h vendored
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@ -1,6 +1,6 @@
// SPDX-License-Identifier: Apache-2.0 // SPDX-License-Identifier: Apache-2.0
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
// Copyright 2019-2023 Arm Limited // Copyright 2019-2024 Arm Limited
// //
// Licensed under the Apache License, Version 2.0 (the "License"); you may not // Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy // use this file except in compliance with the License. You may obtain a copy
@ -556,10 +556,16 @@ ASTCENC_SIMD_INLINE vmask4 operator>(vint4 a, vint4 b)
*/ */
template <int s> ASTCENC_SIMD_INLINE vint4 lsl(vint4 a) template <int s> ASTCENC_SIMD_INLINE vint4 lsl(vint4 a)
{ {
return vint4(a.m[0] << s, // Cast to unsigned to avoid shift in/out of sign bit undefined behavior
a.m[1] << s, unsigned int as0 = static_cast<unsigned int>(a.m[0]) << s;
a.m[2] << s, unsigned int as1 = static_cast<unsigned int>(a.m[1]) << s;
a.m[3] << s); unsigned int as2 = static_cast<unsigned int>(a.m[2]) << s;
unsigned int as3 = static_cast<unsigned int>(a.m[3]) << s;
return vint4(static_cast<int>(as0),
static_cast<int>(as1),
static_cast<int>(as2),
static_cast<int>(as3));
} }
/** /**
@ -567,6 +573,7 @@ template <int s> ASTCENC_SIMD_INLINE vint4 lsl(vint4 a)
*/ */
template <int s> ASTCENC_SIMD_INLINE vint4 lsr(vint4 a) template <int s> ASTCENC_SIMD_INLINE vint4 lsr(vint4 a)
{ {
// Cast to unsigned to avoid shift in/out of sign bit undefined behavior
unsigned int as0 = static_cast<unsigned int>(a.m[0]) >> s; unsigned int as0 = static_cast<unsigned int>(a.m[0]) >> s;
unsigned int as1 = static_cast<unsigned int>(a.m[1]) >> s; unsigned int as1 = static_cast<unsigned int>(a.m[1]) >> s;
unsigned int as2 = static_cast<unsigned int>(a.m[2]) >> s; unsigned int as2 = static_cast<unsigned int>(a.m[2]) >> s;