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vdec/cmpto_j2k: use kernel for ->R12L conversion
refers to GH-406
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,204 @@ | ||
| /** | ||
| * @file cuda_wrapper/kernels.cu | ||
| * @author Martin Pulec <[email protected]> | ||
| */ | ||
| /* | ||
| * Copyright (c) 2024 CESNET | ||
| * All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, is permitted provided that the following conditions | ||
| * are met: | ||
| * | ||
| * 1. Redistributions of source code must retain the above copyright | ||
| * notice, this list of conditions and the following disclaimer. | ||
| * | ||
| * 2. Redistributions in binary form must reproduce the above copyright | ||
| * notice, this list of conditions and the following disclaimer in the | ||
| * documentation and/or other materials provided with the distribution. | ||
| * | ||
| * 3. Neither the name of CESNET nor the names of its contributors may be | ||
| * used to endorse or promote products derived from this software without | ||
| * specific prior written permission. | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS | ||
| * "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, | ||
| * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY | ||
| * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | ||
| * EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | ||
| * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | ||
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | ||
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, | ||
| * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| */ | ||
|
|
||
| #include "kernels.hpp" | ||
|
|
||
| #include <cuda_runtime_api.h> | ||
| #include <stdint.h> | ||
|
|
||
| /// modified vc_copylineRG48toR12L | ||
| __global__ void | ||
| kernel_rg48_to_r12l(uint8_t *in, uint8_t *out, unsigned size_x, unsigned size_y) | ||
| { | ||
| unsigned position_x = threadIdx.x + blockIdx.x * blockDim.x; | ||
| unsigned position_y = threadIdx.y + blockIdx.y * blockDim.y; | ||
| if (position_x > (size_x + 7) / 8) { | ||
| return; | ||
| } | ||
| // drop last block if not aligned (prevent OOB read from input) | ||
| if (position_y == size_y - 1 && position_x > size_x / 8) { | ||
| return; | ||
| } | ||
| uint8_t *src = in + 2 * (position_y * 3 * size_x + position_x * 3 * 8); | ||
| uint8_t *dst = | ||
| out + (position_y * ((size_x + 7) / 8) + position_x) * 36; | ||
|
|
||
| // 0 | ||
| dst[0] = src[0] >> 4; | ||
| dst[0] |= src[1] << 4; | ||
| dst[1] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| dst[1] |= src[0] & 0xF0; | ||
| dst[2] = src[1]; | ||
| src += 2; | ||
|
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| dst[3] = src[0] >> 4; | ||
| dst[3] |= src[1] << 4; | ||
| dst[4 + 0] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| // 1 | ||
| dst[4 + 0] |= src[0] & 0xF0; | ||
| dst[4 + 1] = src[1]; | ||
| src += 2; | ||
|
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||
| dst[4 + 2] = src[0] >> 4; | ||
| dst[4 + 2] |= src[1] << 4; | ||
| dst[4 + 3] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| dst[4 + 3] |= src[0] & 0xF0; | ||
| dst[8 + 0] = src[1]; | ||
| src += 2; | ||
|
|
||
| // 2 | ||
| dst[8 + 1] = src[0] >> 4; | ||
| dst[8 + 1] |= src[1] << 4; | ||
| dst[8 + 2] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| dst[8 + 2] |= src[0] & 0xF0; | ||
| dst[8 + 3] = src[1]; | ||
| src += 2; | ||
|
|
||
| dst[12 + 0] = src[0] >> 4; | ||
| dst[12 + 0] |= src[1] << 4; | ||
| dst[12 + 1] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| // 3 | ||
| dst[12 + 1] |= src[0] & 0xF0; | ||
| dst[12 + 2] = src[1]; | ||
| src += 2; | ||
|
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||
| dst[12 + 3] = src[0] >> 4; | ||
| dst[12 + 3] |= src[1] << 4; | ||
| dst[16 + 0] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| dst[16 + 0] |= src[0] & 0xF0; | ||
| dst[16 + 1] = src[1]; | ||
| src += 2; | ||
|
|
||
| // 4 | ||
| dst[16 + 2] = src[0] >> 4; | ||
| dst[16 + 2] |= src[1] << 4; | ||
| dst[16 + 3] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| dst[16 + 3] |= src[0] & 0xF0; | ||
| dst[20 + 0] = src[1]; | ||
| src += 2; | ||
|
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||
| dst[20 + 1] = src[0] >> 4; | ||
| dst[20 + 1] |= src[1] << 4; | ||
| dst[20 + 2] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| // 5 | ||
| dst[20 + 2] |= src[0] & 0xF0; | ||
| dst[20 + 3] = src[1]; | ||
| src += 2; | ||
|
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||
| dst[24 + 0] = src[0] >> 4; | ||
| dst[24 + 0] |= src[1] << 4; | ||
| dst[24 + 1] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| dst[24 + 1] |= src[0] & 0xF0; | ||
| dst[24 + 2] = src[1]; | ||
| src += 2; | ||
|
|
||
| // 6 | ||
| dst[24 + 3] = src[0] >> 4; | ||
| dst[24 + 3] |= src[1] << 4; | ||
| dst[28 + 0] = src[1] >> 4; | ||
| src += 2; | ||
|
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||
| dst[28 + 0] |= src[0] & 0xF0; | ||
| dst[28 + 1] = src[1]; | ||
| src += 2; | ||
|
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||
| dst[28 + 2] = src[0] >> 4; | ||
| dst[28 + 2] |= src[1] << 4; | ||
| dst[28 + 3] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| // 7 | ||
| dst[28 + 3] |= src[0] & 0xF0; | ||
| dst[32 + 0] = src[1]; | ||
| src += 2; | ||
|
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| dst[32 + 1] = src[0] >> 4; | ||
| dst[32 + 1] |= src[1] << 4; | ||
| dst[32 + 2] = src[1] >> 4; | ||
| src += 2; | ||
|
|
||
| dst[32 + 2] |= src[0] & 0xF0; | ||
| dst[32 + 3] = src[1]; | ||
| src += 2; | ||
| } | ||
|
|
||
| /** | ||
| * @sa cmpto_j2k_dec_postprocessor_run_callback_cuda | ||
| */ | ||
| int postprocess_rg48_to_r12l( | ||
| void * /* postprocessor */, | ||
| void * /* img_custom_data*/, | ||
| size_t /* img_custom_data_size */, | ||
| int size_x, | ||
| int size_y, | ||
| struct cmpto_j2k_dec_comp_format * /* comp_formats */, | ||
| int /* comp_count */, | ||
| void *input_samples, | ||
| size_t /* input_samples_size */, | ||
| void * /* temp_buffer */, | ||
| size_t /* temp_buffer_size */, | ||
| void * output_buffer, | ||
| size_t /* output_buffer_size */, | ||
| void * stream | ||
| ) { | ||
| dim3 threads_per_block(256); | ||
| dim3 blocks((((size_x + 7) / 8) + 255) / 256, size_y); | ||
|
|
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| kernel_rg48_to_r12l<<<blocks, threads_per_block, 0, | ||
| (cudaStream_t) stream>>>( | ||
| (uint8_t *) input_samples, (uint8_t *) output_buffer, size_x, | ||
| size_y); | ||
| return 0; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| /** | ||
| * @file cuda_wrapper/kernels.hpp | ||
| * @author Martin Pulec <[email protected]> | ||
| */ | ||
| /* | ||
| * Copyright (c) 2024 CESNET | ||
| * All rights reserved. | ||
| * | ||
| * Redistribution and use in source and binary forms, with or without | ||
| * modification, is permitted provided that the following conditions | ||
| * are met: | ||
| * | ||
| * 1. Redistributions of source code must retain the above copyright | ||
| * notice, this list of conditions and the following disclaimer. | ||
| * | ||
| * 2. Redistributions in binary form must reproduce the above copyright | ||
| * notice, this list of conditions and the following disclaimer in the | ||
| * documentation and/or other materials provided with the distribution. | ||
| * | ||
| * 3. Neither the name of CESNET nor the names of its contributors may be | ||
| * used to endorse or promote products derived from this software without | ||
| * specific prior written permission. | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS | ||
| * "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, | ||
| * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY | ||
| * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | ||
| * EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | ||
| * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | ||
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | ||
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, | ||
| * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| */ | ||
|
|
||
| #ifndef CUDA_WRAPPER_KERNELS_HPP_1A3F7B57_EE91_4363_8D50_9CDDC60CB74F | ||
| #define CUDA_WRAPPER_KERNELS_HPP_1A3F7B57_EE91_4363_8D50_9CDDC60CB74F | ||
|
|
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| #include <cstddef> | ||
|
|
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| struct cmpto_j2k_dec_comp_format; | ||
|
|
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| int postprocess_rg48_to_r12l( | ||
| void * postprocessor, | ||
| void * img_custom_data, | ||
| size_t img_custom_data_size, | ||
| int size_x, | ||
| int size_y, | ||
| struct cmpto_j2k_dec_comp_format * comp_formats, | ||
| int comp_count, | ||
| void * input_samples, | ||
| size_t input_samples_size, | ||
| void * temp_buffer, | ||
| size_t temp_buffer_size, | ||
| void * output_buffer, | ||
| size_t output_buffer_size, | ||
| void * stream | ||
| ); | ||
|
|
||
| #endif // defined CUDA_WRAPPER_KERNELS_HPP_1A3F7B57_EE91_4363_8D50_9CDDC60CB74F |
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