25 lines
689 B
C++
25 lines
689 B
C++
#include <emscripten/bind.h>
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#include <emscripten/val.h>
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#include <cstdio>
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#include "src/wp2/decode.h"
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using namespace emscripten;
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thread_local const val Uint8ClampedArray = val::global("Uint8ClampedArray");
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thread_local const val ImageData = val::global("ImageData");
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val decode(std::string image_in) {
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WP2::ArgbBuffer buffer(WP2_rgbA_32);
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WP2Status status = WP2::Decode(image_in, &buffer);
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if (status != WP2_STATUS_OK) {
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return val::null();
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}
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return ImageData.new_(
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Uint8ClampedArray.new_(typed_memory_view(buffer.stride * buffer.height, buffer.GetRow8(0))),
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buffer.width, buffer.height);
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}
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EMSCRIPTEN_BINDINGS(my_module) {
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function("decode", &decode);
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}
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