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WebAssembly example for VAD + Non-streaming ASR (#1284)

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This commit is contained in:
Fangjun Kuang
2024-08-24 13:24:52 +08:00
committed by GitHub
parent 1ef8a7a202
commit 537e163dd0
29 changed files with 1281 additions and 70 deletions
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83
wasm/vad-asr/CMakeLists.txt Normal file
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if(NOT $ENV{SHERPA_ONNX_IS_USING_BUILD_WASM_SH})
message(FATAL_ERROR "Please use ./build-wasm-simd-vad.sh to build for wasm VAD")
endif()
if(NOT EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/assets/silero_vad.onnx" OR NOT EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/assets/tokens.txt")
message(FATAL_ERROR "Please read ${CMAKE_CURRENT_SOURCE_DIR}/assets/README.md before you continue")
endif()
set(exported_functions
# VAD
SherpaOnnxCreateCircularBuffer
SherpaOnnxDestroyCircularBuffer
SherpaOnnxCircularBufferPush
SherpaOnnxCircularBufferGet
SherpaOnnxCircularBufferFree
SherpaOnnxCircularBufferPop
SherpaOnnxCircularBufferSize
SherpaOnnxCircularBufferHead
SherpaOnnxCircularBufferReset
SherpaOnnxCreateVoiceActivityDetector
SherpaOnnxDestroyVoiceActivityDetector
SherpaOnnxVoiceActivityDetectorAcceptWaveform
SherpaOnnxVoiceActivityDetectorEmpty
SherpaOnnxVoiceActivityDetectorDetected
SherpaOnnxVoiceActivityDetectorPop
SherpaOnnxVoiceActivityDetectorClear
SherpaOnnxVoiceActivityDetectorFront
SherpaOnnxDestroySpeechSegment
SherpaOnnxVoiceActivityDetectorReset
SherpaOnnxVoiceActivityDetectorFlush
# non-streaming ASR
SherpaOnnxAcceptWaveformOffline
SherpaOnnxCreateOfflineRecognizer
SherpaOnnxCreateOfflineStream
SherpaOnnxDecodeMultipleOfflineStreams
SherpaOnnxDecodeOfflineStream
SherpaOnnxDestroyOfflineRecognizer
SherpaOnnxDestroyOfflineRecognizerResult
SherpaOnnxDestroyOfflineStream
SherpaOnnxDestroyOfflineStreamResultJson
SherpaOnnxGetOfflineStreamResult
SherpaOnnxGetOfflineStreamResultAsJson
#
SherpaOnnxFileExists
)
set(mangled_exported_functions)
foreach(x IN LISTS exported_functions)
list(APPEND mangled_exported_functions "_${x}")
endforeach()
list(JOIN mangled_exported_functions "," all_exported_functions)
include_directories(${CMAKE_SOURCE_DIR})
set(MY_FLAGS " -s FORCE_FILESYSTEM=1 -s INITIAL_MEMORY=512MB -s ALLOW_MEMORY_GROWTH=1")
string(APPEND MY_FLAGS " -sSTACK_SIZE=10485760 ") # 10MB
string(APPEND MY_FLAGS " -sEXPORTED_FUNCTIONS=[_CopyHeap,_malloc,_free,${all_exported_functions}] ")
string(APPEND MY_FLAGS "--preload-file ${CMAKE_CURRENT_SOURCE_DIR}/assets@. ")
string(APPEND MY_FLAGS " -sEXPORTED_RUNTIME_METHODS=['ccall','stringToUTF8','setValue','getValue','lengthBytesUTF8','UTF8ToString'] ")
message(STATUS "MY_FLAGS: ${MY_FLAGS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${MY_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${MY_FLAGS}")
set(CMAKE_EXECUTBLE_LINKER_FLAGS "${CMAKE_EXECUTBLE_LINKER_FLAGS} ${MY_FLAGS}")
if (NOT CMAKE_EXECUTABLE_SUFFIX STREQUAL ".js")
message(FATAL_ERROR "The default suffix for building executables should be .js!")
endif()
# set(CMAKE_EXECUTABLE_SUFFIX ".html")
add_executable(sherpa-onnx-wasm-main-vad-asr sherpa-onnx-wasm-main-vad-asr.cc)
target_link_libraries(sherpa-onnx-wasm-main-vad-asr sherpa-onnx-c-api)
install(TARGETS sherpa-onnx-wasm-main-vad-asr DESTINATION bin/wasm/vad-asr)
install(
FILES
"$<TARGET_FILE_DIR:sherpa-onnx-wasm-main-vad-asr>/sherpa-onnx-wasm-main-vad-asr.js"
"index.html"
"app-vad-asr.js"
"$<TARGET_FILE_DIR:sherpa-onnx-wasm-main-vad-asr>/sherpa-onnx-wasm-main-vad-asr.wasm"
"$<TARGET_FILE_DIR:sherpa-onnx-wasm-main-vad-asr>/sherpa-onnx-wasm-main-vad-asr.data"
DESTINATION
bin/wasm/vad-asr
)