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Numpy and Theano bindings
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CMakeLists.txt

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IF (APPLE)
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cmake_minimum_required(VERSION 3.4)
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ELSE()
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cmake_minimum_required(VERSION 2.8)
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ENDIF()
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project(ctc_release)
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IF (NOT APPLE)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp -O2")
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ENDIF()
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IF (APPLE)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -O2")
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add_definitions(-DAPPLE)
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ENDIF()
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include_directories(include)
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FIND_PACKAGE(CUDA 6.5)
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MESSAGE(STATUS "cuda found ${CUDA_FOUND}")
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# need to be at least 30 or __shfl_down in reduce wont compile
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set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} -gencode arch=compute_30,code=sm_30 -O2")
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set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} -gencode arch=compute_35,code=sm_35")
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set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} -gencode arch=compute_50,code=sm_50")
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set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} -gencode arch=compute_52,code=sm_52")
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if (NOT APPLE)
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set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} --std=c++11")
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set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS} -Xcompiler -fopenmp")
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ENDIF()
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IF (APPLE)
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EXEC_PROGRAM(uname ARGS -v OUTPUT_VARIABLE DARWIN_VERSION)
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STRING(REGEX MATCH "[0-9]+" DARWIN_VERSION ${DARWIN_VERSION})
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MESSAGE(STATUS "DARWIN_VERSION=${DARWIN_VERSION}")
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#for el capitain have to use rpath
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IF (DARWIN_VERSION LESS 15)
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set(CMAKE_SKIP_RPATH TRUE)
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ENDIF ()
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ELSE()
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#always skip for linux
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set(CMAKE_SKIP_RPATH TRUE)
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ENDIF()
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IF (CUDA_FOUND)
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MESSAGE(STATUS "Building shared library with GPU support")
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CUDA_ADD_LIBRARY(warpctc SHARED src/ctc_entrypoint.cu src/reduce.cu)
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TARGET_LINK_LIBRARIES(warpctc ${CUDA_curand_LIBRARY})
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add_executable(test_cpu tests/test_cpu.cpp )
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TARGET_LINK_LIBRARIES(test_cpu warpctc)
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SET_TARGET_PROPERTIES(test_cpu PROPERTIES COMPILE_FLAGS "${CMAKE_CXX_FLAGS} --std=c++11")
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cuda_add_executable(test_gpu tests/test_gpu.cu)
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TARGET_LINK_LIBRARIES(test_gpu warpctc ${CUDA_curand_LIBRARY})
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INSTALL(TARGETS warpctc
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RUNTIME DESTINATION bin
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LIBRARY DESTINATION lib
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ARCHIVE DESTINATION lib/static)
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ELSE()
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MESSAGE(STATUS "Building shared library with no GPU support")
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if (NOT APPLE)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -O2")
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ENDIF()
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ADD_LIBRARY(warpctc SHARED src/ctc_entrypoint.cpp)
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add_executable(test_cpu tests/test_cpu.cpp )
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TARGET_LINK_LIBRARIES(test_cpu warpctc)
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SET_TARGET_PROPERTIES(test_cpu PROPERTIES COMPILE_FLAGS "${CMAKE_CXX_FLAGS} --std=c++11")
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INSTALL(TARGETS warpctc
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RUNTIME DESTINATION bin
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LIBRARY DESTINATION lib
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ARCHIVE DESTINATION lib/static)
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ENDIF()
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LICENSE

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README.md

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# Instructions
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Install warp-ctc first using cmake
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- `mkdir build`
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- `cd build`
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- `cmake ..`
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- `make`
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Now, go to the python directory and run `sudo python setup.py install`
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# Credits
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https://github.com/baidu-research/warp-ctc

doc/baidu-research-logo-small.png

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doc/deep-speech-ctc-small.png

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include/contrib/moderngpu/LICENSE

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/******************************************************************************
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* Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the NVIDIA CORPORATION nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************/

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