2016-01-22 19:21:43 +00:00
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/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "GrCaps.h"
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#include "GrContextFactory.h"
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#include "SkCanvas.h"
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#include "SkCommandLineFlags.h"
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2016-02-02 19:07:39 +00:00
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#include "SkDebugCanvas.h"
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2016-01-27 19:07:23 +00:00
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#include "SkJSONCanvas.h"
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2016-02-04 14:08:33 +00:00
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#include "SkJSONCPP.h"
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2016-01-27 15:03:29 +00:00
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#include "SkPicture.h"
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2016-02-02 21:02:33 +00:00
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#include "SkPictureRecorder.h"
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#include "SkPixelSerializer.h"
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2016-01-22 19:21:43 +00:00
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#include "SkStream.h"
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#include "SkSurface.h"
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2016-02-08 15:08:21 +00:00
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#include "UrlDataManager.h"
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2016-01-22 19:21:43 +00:00
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#include <sys/socket.h>
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#include <microhttpd.h>
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2016-02-16 19:03:04 +00:00
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#include "png.h"
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2016-01-22 19:21:43 +00:00
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// To get image decoders linked in we have to do the below magic
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#include "SkForceLinking.h"
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#include "SkImageDecoder.h"
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__SK_FORCE_IMAGE_DECODER_LINKING;
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2016-01-28 14:24:19 +00:00
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DEFINE_string(source, "https://debugger.skia.org", "Where to load the web UI from.");
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2016-02-08 21:57:44 +00:00
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DEFINE_string(faviconDir, "tools/skiaserve", "The directory of the favicon");
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2016-01-28 14:24:19 +00:00
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DEFINE_int32(port, 8888, "The port to listen on.");
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2016-01-22 19:21:43 +00:00
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// TODO probably want to make this configurable
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static const int kImageWidth = 1920;
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static const int kImageHeight = 1080;
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2016-01-27 19:07:23 +00:00
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// TODO move to template file
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SkString generateTemplate(SkString source) {
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SkString debuggerTemplate;
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debuggerTemplate.appendf(
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"<!DOCTYPE html>\n"
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"<html>\n"
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"<head>\n"
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" <title>SkDebugger</title>\n"
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" <meta charset=\"utf-8\" />\n"
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" <meta http-equiv=\"X-UA-Compatible\" content=\"IE=egde,chrome=1\">\n"
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" <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n"
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" <script src=\"%s/res/js/core.js\" type=\"text/javascript\" charset=\"utf-8\"></script>\n"
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" <link href=\"%s/res/vul/elements.html\" rel=\"import\" />\n"
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"</head>\n"
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"<body class=\"fullbleed layout vertical\">\n"
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" <debugger-app-sk>This is the app."
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" </debugger-app-sk>\n"
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"</body>\n"
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"</html>", source.c_str(), source.c_str());
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return debuggerTemplate;
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}
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struct UploadContext {
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SkDynamicMemoryWStream fStream;
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MHD_PostProcessor* fPostProcessor;
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MHD_Connection* connection;
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};
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struct Request {
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2016-02-08 15:08:21 +00:00
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Request(SkString rootUrl) : fUploadContext(nullptr), fUrlDataManager(rootUrl) {}
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2016-01-27 19:07:23 +00:00
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UploadContext* fUploadContext;
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SkAutoTUnref<SkPicture> fPicture;
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2016-02-02 19:07:39 +00:00
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SkAutoTUnref<SkDebugCanvas> fDebugCanvas;
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2016-02-12 18:09:34 +00:00
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SkAutoTDelete<GrContextFactory> fContextFactory;
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2016-02-17 18:30:27 +00:00
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SkAutoTUnref<SkSurface> fSurface;
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2016-02-08 15:08:21 +00:00
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UrlDataManager fUrlDataManager;
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2016-01-27 19:07:23 +00:00
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};
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2016-01-22 19:21:43 +00:00
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// TODO factor this out into functions, also handle CPU path
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2016-02-02 19:07:39 +00:00
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SkSurface* setupSurface(GrContextFactory* factory) {
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2016-01-22 19:21:43 +00:00
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GrContext* context = factory->get(GrContextFactory::kNative_GLContextType,
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GrContextFactory::kNone_GLContextOptions);
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int maxRTSize = context->caps()->maxRenderTargetSize();
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SkImageInfo info = SkImageInfo::Make(SkTMin(kImageWidth, maxRTSize),
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SkTMin(kImageHeight, maxRTSize),
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kN32_SkColorType, kPremul_SkAlphaType);
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uint32_t flags = 0;
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SkSurfaceProps props(flags, SkSurfaceProps::kLegacyFontHost_InitType);
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2016-02-02 19:07:39 +00:00
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SkSurface* surface = SkSurface::NewRenderTarget(context, SkSurface::kNo_Budgeted, info, 0,
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&props);
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SkASSERT(surface);
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2016-01-22 19:21:43 +00:00
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2016-02-02 19:07:39 +00:00
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return surface;
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}
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2016-01-22 19:21:43 +00:00
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2016-02-16 19:03:04 +00:00
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static void write_png_callback(png_structp png_ptr, png_bytep data, png_size_t length) {
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SkWStream* out = (SkWStream*) png_get_io_ptr(png_ptr);
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out->write(data, length);
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}
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static void write_png(const png_bytep rgba, png_uint_32 width, png_uint_32 height, SkWStream& out) {
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png_structp png = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
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SkASSERT(png != nullptr);
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png_infop info_ptr = png_create_info_struct(png);
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SkASSERT(info_ptr != nullptr);
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if (setjmp(png_jmpbuf(png))) {
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SkFAIL("png encode error");
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}
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2016-02-17 18:30:27 +00:00
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png_set_IHDR(png, info_ptr, width, height, 8, PNG_COLOR_TYPE_RGBA, PNG_INTERLACE_NONE,
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2016-02-16 19:03:04 +00:00
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PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
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png_set_compression_level(png, 1);
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png_bytepp rows = (png_bytepp) sk_malloc_throw(height * sizeof(png_byte*));
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for (png_size_t y = 0; y < height; ++y) {
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2016-02-17 18:30:27 +00:00
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rows[y] = (png_bytep) rgba + y * width * 4;
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2016-02-16 19:03:04 +00:00
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}
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png_set_filter(png, 0, PNG_NO_FILTERS);
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png_set_rows(png, info_ptr, &rows[0]);
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png_set_write_fn(png, &out, write_png_callback, NULL);
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png_write_png(png, info_ptr, PNG_TRANSFORM_IDENTITY, NULL);
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png_destroy_write_struct(&png, NULL);
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sk_free(rows);
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}
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2016-02-17 18:30:27 +00:00
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SkData* writeCanvasToPng(SkCanvas* canvas) {
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// capture pixels
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SkBitmap bmp;
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bmp.setInfo(canvas->imageInfo());
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if (!canvas->readPixels(&bmp, 0, 0)) {
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fprintf(stderr, "Can't read pixels\n");
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return nullptr;
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}
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2016-01-22 19:21:43 +00:00
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// write to png
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2016-02-16 19:03:04 +00:00
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SkDynamicMemoryWStream buffer;
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write_png((const png_bytep) bmp.getPixels(), bmp.width(), bmp.height(), buffer);
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return buffer.copyToData();
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2016-02-02 19:07:39 +00:00
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}
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2016-02-17 19:20:26 +00:00
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SkCanvas* getCanvasFromRequest(Request* request) {
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2016-02-12 18:09:34 +00:00
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GrContextFactory* factory = request->fContextFactory;
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SkGLContext* gl = factory->getContextInfo(GrContextFactory::kNative_GLContextType,
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GrContextFactory::kNone_GLContextOptions).fGLContext;
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gl->makeCurrent();
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SkASSERT(request->fDebugCanvas);
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2016-02-17 18:30:27 +00:00
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SkCanvas* target = request->fSurface->getCanvas();
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2016-02-17 19:20:26 +00:00
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return target;
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}
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SkData* setupAndDrawToCanvasReturnPng(Request* request, int n) {
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SkCanvas* target = getCanvasFromRequest(request);
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2016-02-17 18:30:27 +00:00
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request->fDebugCanvas->drawTo(target, n);
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return writeCanvasToPng(target);
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2016-01-22 19:21:43 +00:00
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}
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2016-01-27 15:03:29 +00:00
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2016-02-04 14:08:33 +00:00
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SkSurface* setupCpuSurface() {
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SkImageInfo info = SkImageInfo::Make(kImageWidth, kImageHeight, kN32_SkColorType,
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kPremul_SkAlphaType);
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return SkSurface::NewRaster(info);
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}
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2016-01-27 15:03:29 +00:00
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static const size_t kBufferSize = 1024;
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static int process_upload_data(void* cls, enum MHD_ValueKind kind,
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const char* key, const char* filename,
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const char* content_type, const char* transfer_encoding,
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const char* data, uint64_t off, size_t size) {
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struct UploadContext* uc = reinterpret_cast<UploadContext*>(cls);
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if (0 != size) {
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2016-01-27 19:07:23 +00:00
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uc->fStream.write(data, size);
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2016-01-27 15:03:29 +00:00
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}
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return MHD_YES;
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}
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2016-02-10 22:10:37 +00:00
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// SendOK just sends an empty response with a 200 OK status code.
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static int SendOK(MHD_Connection* connection) {
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const char* data = "";
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MHD_Response* response = MHD_create_response_from_buffer(strlen(data),
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(void*)data,
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MHD_RESPMEM_PERSISTENT);
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int ret = MHD_queue_response(connection, 200, response);
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MHD_destroy_response(response);
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return ret;
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}
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2016-02-02 21:02:33 +00:00
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static int SendData(MHD_Connection* connection, const SkData* data, const char* type,
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bool setContentDisposition = false, const char* dispositionString = nullptr) {
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2016-01-27 15:40:29 +00:00
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MHD_Response* response = MHD_create_response_from_buffer(data->size(),
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const_cast<void*>(data->data()),
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MHD_RESPMEM_MUST_COPY);
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2016-01-27 19:07:23 +00:00
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MHD_add_response_header(response, "Content-Type", type);
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2016-01-27 15:40:29 +00:00
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2016-02-02 21:02:33 +00:00
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if (setContentDisposition) {
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MHD_add_response_header(response, "Content-Disposition", dispositionString);
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}
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2016-01-27 15:40:29 +00:00
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int ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
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MHD_destroy_response(response);
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return ret;
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}
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2016-01-27 15:03:29 +00:00
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2016-02-17 19:20:26 +00:00
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static int SendJSON(MHD_Connection* connection, SkCanvas* canvas, SkDebugCanvas* debugCanvas,
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2016-02-11 15:09:51 +00:00
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UrlDataManager* urlDataManager, int n) {
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2016-02-17 19:20:26 +00:00
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Json::Value root = debugCanvas->toJSON(*urlDataManager, n, canvas);
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2016-01-27 19:07:23 +00:00
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SkDynamicMemoryWStream stream;
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2016-02-11 15:09:51 +00:00
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stream.writeText(Json::FastWriter().write(root).c_str());
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2016-01-27 19:07:23 +00:00
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SkAutoTUnref<SkData> data(stream.copyToData());
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return SendData(connection, data, "application/json");
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}
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static int SendTemplate(MHD_Connection* connection, bool redirect = false,
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const char* redirectUrl = nullptr) {
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2016-01-28 14:24:19 +00:00
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SkString debuggerTemplate = generateTemplate(SkString(FLAGS_source[0]));
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2016-01-27 15:03:29 +00:00
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2016-01-27 15:40:29 +00:00
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MHD_Response* response = MHD_create_response_from_buffer(
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debuggerTemplate.size(),
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(void*) const_cast<char*>(debuggerTemplate.c_str()),
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MHD_RESPMEM_MUST_COPY);
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2016-01-28 13:31:31 +00:00
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MHD_add_response_header (response, "Access-Control-Allow-Origin", "*");
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2016-01-27 15:03:29 +00:00
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2016-01-27 19:44:38 +00:00
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int status = MHD_HTTP_OK;
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2016-01-27 19:07:23 +00:00
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if (redirect) {
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MHD_add_response_header (response, "Location", redirectUrl);
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2016-01-27 19:44:38 +00:00
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status = MHD_HTTP_SEE_OTHER;
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2016-01-27 19:07:23 +00:00
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}
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2016-01-27 19:44:38 +00:00
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int ret = MHD_queue_response(connection, status, response);
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2016-01-27 15:40:29 +00:00
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MHD_destroy_response(response);
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return ret;
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}
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2016-01-27 15:03:29 +00:00
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2016-02-02 15:16:24 +00:00
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class UrlHandler {
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public:
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virtual ~UrlHandler() {}
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virtual bool canHandle(const char* method, const char* url) = 0;
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virtual int handle(Request* request, MHD_Connection* connection,
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2016-02-02 19:07:39 +00:00
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const char* url, const char* method,
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2016-02-02 15:16:24 +00:00
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const char* upload_data, size_t* upload_data_size) = 0;
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};
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2016-01-27 15:03:29 +00:00
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2016-02-04 14:08:33 +00:00
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class CmdHandler : public UrlHandler {
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2016-02-02 15:16:24 +00:00
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public:
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bool canHandle(const char* method, const char* url) override {
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2016-02-02 19:07:39 +00:00
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const char* kBasePath = "/cmd";
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return 0 == strncmp(url, kBasePath, strlen(kBasePath));
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2016-02-02 15:16:24 +00:00
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}
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2016-01-27 15:40:29 +00:00
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2016-02-02 15:16:24 +00:00
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int handle(Request* request, MHD_Connection* connection,
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2016-02-02 19:07:39 +00:00
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const char* url, const char* method,
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2016-02-02 15:16:24 +00:00
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const char* upload_data, size_t* upload_data_size) override {
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2016-02-02 19:07:39 +00:00
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SkTArray<SkString> commands;
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SkStrSplit(url, "/", &commands);
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if (!request->fPicture.get() || commands.count() > 3) {
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return MHD_NO;
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2016-02-02 15:16:24 +00:00
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}
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2016-02-02 19:07:39 +00:00
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2016-02-11 15:09:51 +00:00
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// /cmd or /cmd/N
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if (0 == strcmp(method, MHD_HTTP_METHOD_GET)) {
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int n;
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if (commands.count() == 1) {
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2016-02-12 20:06:53 +00:00
|
|
|
n = request->fDebugCanvas->getSize() - 1;
|
2016-02-11 15:09:51 +00:00
|
|
|
} else {
|
|
|
|
|
sscanf(commands[1].c_str(), "%d", &n);
|
|
|
|
|
}
|
2016-02-17 19:20:26 +00:00
|
|
|
return SendJSON(connection, getCanvasFromRequest(request), request->fDebugCanvas,
|
|
|
|
|
&request->fUrlDataManager, n);
|
2016-02-02 19:07:39 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// /cmd/N, for now only delete supported
|
|
|
|
|
if (commands.count() == 2 && 0 == strcmp(method, MHD_HTTP_METHOD_DELETE)) {
|
|
|
|
|
int n;
|
|
|
|
|
sscanf(commands[1].c_str(), "%d", &n);
|
|
|
|
|
request->fDebugCanvas->deleteDrawCommandAt(n);
|
2016-02-10 22:10:37 +00:00
|
|
|
return SendOK(connection);
|
2016-02-02 19:07:39 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// /cmd/N/[0|1]
|
|
|
|
|
if (commands.count() == 3 && 0 == strcmp(method, MHD_HTTP_METHOD_POST)) {
|
|
|
|
|
int n, toggle;
|
|
|
|
|
sscanf(commands[1].c_str(), "%d", &n);
|
|
|
|
|
sscanf(commands[2].c_str(), "%d", &toggle);
|
|
|
|
|
request->fDebugCanvas->toggleCommand(n, toggle);
|
2016-02-10 22:10:37 +00:00
|
|
|
return SendOK(connection);
|
2016-02-02 19:07:39 +00:00
|
|
|
}
|
|
|
|
|
|
2016-02-02 15:16:24 +00:00
|
|
|
return MHD_NO;
|
2016-01-27 15:40:29 +00:00
|
|
|
}
|
2016-02-02 15:16:24 +00:00
|
|
|
};
|
2016-01-27 15:40:29 +00:00
|
|
|
|
2016-02-02 15:16:24 +00:00
|
|
|
class ImgHandler : public UrlHandler {
|
|
|
|
|
public:
|
|
|
|
|
bool canHandle(const char* method, const char* url) override {
|
|
|
|
|
static const char* kBasePath = "/img";
|
|
|
|
|
return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
|
|
|
|
|
0 == strncmp(url, kBasePath, strlen(kBasePath));
|
2016-01-27 15:40:29 +00:00
|
|
|
}
|
|
|
|
|
|
2016-02-02 15:16:24 +00:00
|
|
|
int handle(Request* request, MHD_Connection* connection,
|
2016-02-02 19:07:39 +00:00
|
|
|
const char* url, const char* method,
|
2016-02-02 15:16:24 +00:00
|
|
|
const char* upload_data, size_t* upload_data_size) override {
|
2016-02-02 19:07:39 +00:00
|
|
|
SkTArray<SkString> commands;
|
|
|
|
|
SkStrSplit(url, "/", &commands);
|
|
|
|
|
|
|
|
|
|
if (!request->fPicture.get() || commands.count() > 2) {
|
|
|
|
|
return MHD_NO;
|
2016-02-02 15:16:24 +00:00
|
|
|
}
|
2016-02-02 15:37:21 +00:00
|
|
|
|
2016-02-02 19:07:39 +00:00
|
|
|
int n;
|
|
|
|
|
// /img or /img/N
|
|
|
|
|
if (commands.count() == 1) {
|
|
|
|
|
n = request->fDebugCanvas->getSize() - 1;
|
|
|
|
|
} else {
|
|
|
|
|
sscanf(commands[1].c_str(), "%d", &n);
|
|
|
|
|
}
|
|
|
|
|
|
2016-02-12 18:09:34 +00:00
|
|
|
SkAutoTUnref<SkData> data(setupAndDrawToCanvasReturnPng(request, n));
|
2016-02-02 19:07:39 +00:00
|
|
|
return SendData(connection, data, "image/png");
|
2016-02-02 15:16:24 +00:00
|
|
|
}
|
|
|
|
|
};
|
2016-01-27 15:03:29 +00:00
|
|
|
|
2016-02-12 20:06:53 +00:00
|
|
|
/**
|
|
|
|
|
Updates the clip visualization alpha. On all subsequent /img requests, the clip will be drawn in
|
|
|
|
|
black with the specified alpha. 0 = no visible clip, 255 = fully opaque clip.
|
|
|
|
|
*/
|
|
|
|
|
class ClipAlphaHandler : public UrlHandler {
|
|
|
|
|
public:
|
|
|
|
|
bool canHandle(const char* method, const char* url) override {
|
|
|
|
|
static const char* kBasePath = "/clipAlpha/";
|
2016-02-16 18:31:07 +00:00
|
|
|
return 0 == strcmp(method, MHD_HTTP_METHOD_POST) &&
|
2016-02-12 20:06:53 +00:00
|
|
|
0 == strncmp(url, kBasePath, strlen(kBasePath));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int handle(Request* request, MHD_Connection* connection,
|
|
|
|
|
const char* url, const char* method,
|
|
|
|
|
const char* upload_data, size_t* upload_data_size) override {
|
|
|
|
|
SkTArray<SkString> commands;
|
|
|
|
|
SkStrSplit(url, "/", &commands);
|
|
|
|
|
|
|
|
|
|
if (!request->fPicture.get() || commands.count() != 2) {
|
|
|
|
|
return MHD_NO;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int alpha;
|
|
|
|
|
sscanf(commands[1].c_str(), "%d", &alpha);
|
|
|
|
|
|
|
|
|
|
request->fDebugCanvas->setClipVizColor(SkColorSetARGB(alpha, 0, 0, 0));
|
|
|
|
|
return SendOK(connection);
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
|
2016-02-02 15:16:24 +00:00
|
|
|
class PostHandler : public UrlHandler {
|
|
|
|
|
public:
|
|
|
|
|
bool canHandle(const char* method, const char* url) override {
|
|
|
|
|
return 0 == strcmp(method, MHD_HTTP_METHOD_POST) &&
|
|
|
|
|
0 == strcmp(url, "/new");
|
2016-01-27 15:40:29 +00:00
|
|
|
}
|
|
|
|
|
|
2016-02-02 15:16:24 +00:00
|
|
|
int handle(Request* request, MHD_Connection* connection,
|
2016-02-02 19:07:39 +00:00
|
|
|
const char* url, const char* method,
|
2016-02-02 15:16:24 +00:00
|
|
|
const char* upload_data, size_t* upload_data_size) override {
|
|
|
|
|
UploadContext* uc = request->fUploadContext;
|
|
|
|
|
|
|
|
|
|
// New connection
|
|
|
|
|
if (!uc) {
|
|
|
|
|
// TODO make this a method on request
|
|
|
|
|
uc = new UploadContext;
|
|
|
|
|
uc->connection = connection;
|
|
|
|
|
uc->fPostProcessor = MHD_create_post_processor(connection, kBufferSize,
|
|
|
|
|
&process_upload_data, uc);
|
|
|
|
|
SkASSERT(uc->fPostProcessor);
|
|
|
|
|
|
|
|
|
|
request->fUploadContext = uc;
|
|
|
|
|
return MHD_YES;
|
|
|
|
|
}
|
2016-01-27 15:40:29 +00:00
|
|
|
|
2016-02-02 15:16:24 +00:00
|
|
|
// in process upload
|
|
|
|
|
if (0 != *upload_data_size) {
|
|
|
|
|
SkASSERT(uc->fPostProcessor);
|
|
|
|
|
MHD_post_process(uc->fPostProcessor, upload_data, *upload_data_size);
|
|
|
|
|
*upload_data_size = 0;
|
|
|
|
|
return MHD_YES;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// end of upload
|
|
|
|
|
MHD_destroy_post_processor(uc->fPostProcessor);
|
|
|
|
|
uc->fPostProcessor = nullptr;
|
|
|
|
|
|
2016-02-02 19:07:39 +00:00
|
|
|
// parse picture from stream
|
|
|
|
|
request->fPicture.reset(
|
|
|
|
|
SkPicture::CreateFromStream(request->fUploadContext->fStream.detachAsStream()));
|
|
|
|
|
if (!request->fPicture.get()) {
|
|
|
|
|
fprintf(stderr, "Could not create picture from stream.\n");
|
|
|
|
|
return MHD_NO;
|
2016-02-02 15:16:24 +00:00
|
|
|
}
|
|
|
|
|
|
2016-02-12 18:09:34 +00:00
|
|
|
// create surface
|
|
|
|
|
GrContextOptions grContextOpts;
|
|
|
|
|
request->fContextFactory.reset(new GrContextFactory(grContextOpts));
|
2016-02-17 18:30:27 +00:00
|
|
|
request->fSurface.reset(setupSurface(request->fContextFactory.get()));
|
2016-02-12 18:09:34 +00:00
|
|
|
|
2016-02-02 19:07:39 +00:00
|
|
|
// pour picture into debug canvas
|
|
|
|
|
request->fDebugCanvas.reset(new SkDebugCanvas(kImageWidth, kImageHeight));
|
|
|
|
|
request->fDebugCanvas->drawPicture(request->fPicture);
|
|
|
|
|
|
2016-02-02 15:37:21 +00:00
|
|
|
// clear upload context
|
|
|
|
|
delete request->fUploadContext;
|
|
|
|
|
request->fUploadContext = nullptr;
|
|
|
|
|
|
2016-02-02 15:16:24 +00:00
|
|
|
return SendTemplate(connection, true, "/");
|
2016-01-27 19:07:23 +00:00
|
|
|
}
|
2016-02-02 15:16:24 +00:00
|
|
|
};
|
2016-01-27 19:07:23 +00:00
|
|
|
|
2016-02-02 21:02:33 +00:00
|
|
|
class DownloadHandler : public UrlHandler {
|
|
|
|
|
public:
|
|
|
|
|
bool canHandle(const char* method, const char* url) override {
|
|
|
|
|
return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
|
|
|
|
|
0 == strcmp(url, "/download");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int handle(Request* request, MHD_Connection* connection,
|
|
|
|
|
const char* url, const char* method,
|
|
|
|
|
const char* upload_data, size_t* upload_data_size) override {
|
|
|
|
|
if (!request->fPicture.get()) {
|
|
|
|
|
return MHD_NO;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TODO move to a function
|
|
|
|
|
// Playback into picture recorder
|
|
|
|
|
SkPictureRecorder recorder;
|
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(kImageWidth, kImageHeight);
|
|
|
|
|
|
|
|
|
|
request->fDebugCanvas->draw(canvas);
|
|
|
|
|
|
|
|
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
|
|
|
|
|
|
|
|
SkDynamicMemoryWStream outStream;
|
|
|
|
|
|
|
|
|
|
SkAutoTUnref<SkPixelSerializer> serializer(SkImageEncoder::CreatePixelSerializer());
|
|
|
|
|
picture->serialize(&outStream, serializer);
|
|
|
|
|
|
|
|
|
|
SkAutoTUnref<SkData> data(outStream.copyToData());
|
|
|
|
|
|
|
|
|
|
// TODO fancier name handling
|
|
|
|
|
return SendData(connection, data, "application/octet-stream", true,
|
|
|
|
|
"attachment; filename=something.skp;");
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
|
2016-02-04 14:08:33 +00:00
|
|
|
class InfoHandler : public UrlHandler {
|
|
|
|
|
public:
|
|
|
|
|
bool canHandle(const char* method, const char* url) override {
|
|
|
|
|
const char* kBaseName = "/info";
|
|
|
|
|
return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
|
|
|
|
|
0 == strncmp(url, kBaseName, strlen(kBaseName));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int handle(Request* request, MHD_Connection* connection,
|
|
|
|
|
const char* url, const char* method,
|
|
|
|
|
const char* upload_data, size_t* upload_data_size) override {
|
|
|
|
|
SkTArray<SkString> commands;
|
|
|
|
|
SkStrSplit(url, "/", &commands);
|
|
|
|
|
|
|
|
|
|
if (!request->fPicture.get() || commands.count() > 2) {
|
|
|
|
|
return MHD_NO;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// drawTo
|
|
|
|
|
SkAutoTUnref<SkSurface> surface(setupCpuSurface());
|
|
|
|
|
SkCanvas* canvas = surface->getCanvas();
|
|
|
|
|
|
|
|
|
|
int n;
|
|
|
|
|
// /info or /info/N
|
|
|
|
|
if (commands.count() == 1) {
|
|
|
|
|
n = request->fDebugCanvas->getSize() - 1;
|
|
|
|
|
} else {
|
|
|
|
|
sscanf(commands[1].c_str(), "%d", &n);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// TODO this is really slow and we should cache the matrix and clip
|
|
|
|
|
request->fDebugCanvas->drawTo(canvas, n);
|
|
|
|
|
|
|
|
|
|
// make some json
|
|
|
|
|
SkMatrix vm = request->fDebugCanvas->getCurrentMatrix();
|
|
|
|
|
SkIRect clip = request->fDebugCanvas->getCurrentClip();
|
|
|
|
|
Json::Value info(Json::objectValue);
|
|
|
|
|
info["ViewMatrix"] = SkJSONCanvas::MakeMatrix(vm);
|
|
|
|
|
info["ClipRect"] = SkJSONCanvas::MakeIRect(clip);
|
|
|
|
|
|
|
|
|
|
std::string json = Json::FastWriter().write(info);
|
|
|
|
|
|
|
|
|
|
// We don't want the null terminator so strlen is correct
|
|
|
|
|
SkAutoTUnref<SkData> data(SkData::NewWithCopy(json.c_str(), strlen(json.c_str())));
|
|
|
|
|
return SendData(connection, data, "application/json");
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
|
2016-02-08 15:08:21 +00:00
|
|
|
class DataHandler : public UrlHandler {
|
|
|
|
|
public:
|
|
|
|
|
bool canHandle(const char* method, const char* url) override {
|
|
|
|
|
static const char* kBaseUrl = "/data";
|
|
|
|
|
return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
|
|
|
|
|
0 == strncmp(url, kBaseUrl, strlen(kBaseUrl));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int handle(Request* request, MHD_Connection* connection,
|
|
|
|
|
const char* url, const char* method,
|
|
|
|
|
const char* upload_data, size_t* upload_data_size) override {
|
|
|
|
|
SkTArray<SkString> commands;
|
|
|
|
|
SkStrSplit(url, "/", &commands);
|
|
|
|
|
|
|
|
|
|
if (!request->fPicture.get() || commands.count() != 2) {
|
|
|
|
|
return MHD_NO;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SkAutoTUnref<UrlDataManager::UrlData> urlData(
|
|
|
|
|
SkRef(request->fUrlDataManager.getDataFromUrl(SkString(url))));
|
|
|
|
|
|
|
|
|
|
if (urlData) {
|
|
|
|
|
return SendData(connection, urlData->fData.get(), urlData->fContentType.c_str());
|
|
|
|
|
}
|
|
|
|
|
return MHD_NO;
|
|
|
|
|
}
|
|
|
|
|
};
|
2016-02-04 14:08:33 +00:00
|
|
|
|
2016-02-08 21:57:44 +00:00
|
|
|
class FaviconHandler : public UrlHandler {
|
|
|
|
|
public:
|
|
|
|
|
bool canHandle(const char* method, const char* url) override {
|
|
|
|
|
return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
|
|
|
|
|
0 == strcmp(url, "/favicon.ico");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int handle(Request* request, MHD_Connection* connection,
|
|
|
|
|
const char* url, const char* method,
|
|
|
|
|
const char* upload_data, size_t* upload_data_size) override {
|
|
|
|
|
SkString dir(FLAGS_faviconDir[0]);
|
|
|
|
|
dir.append("/favicon.ico");
|
|
|
|
|
FILE* ico = fopen(dir.c_str(), "r");
|
|
|
|
|
|
|
|
|
|
SkAutoTUnref<SkData> data(SkData::NewFromFILE(ico));
|
|
|
|
|
int ret = SendData(connection, data, "image/vnd.microsoft.icon");
|
|
|
|
|
fclose(ico);
|
|
|
|
|
return ret;
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
2016-02-02 15:16:24 +00:00
|
|
|
class RootHandler : public UrlHandler {
|
|
|
|
|
public:
|
|
|
|
|
bool canHandle(const char* method, const char* url) override {
|
|
|
|
|
return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
|
|
|
|
|
0 == strcmp(url, "/");
|
2016-01-27 15:40:29 +00:00
|
|
|
}
|
2016-02-02 15:16:24 +00:00
|
|
|
|
|
|
|
|
int handle(Request* request, MHD_Connection* connection,
|
2016-02-02 19:07:39 +00:00
|
|
|
const char* url, const char* method,
|
2016-02-02 15:16:24 +00:00
|
|
|
const char* upload_data, size_t* upload_data_size) override {
|
|
|
|
|
return SendTemplate(connection);
|
|
|
|
|
}
|
|
|
|
|
};
|
2016-01-27 15:40:29 +00:00
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|
|
|
|
|
|
class UrlManager {
|
|
|
|
|
public:
|
|
|
|
|
UrlManager() {
|
|
|
|
|
// Register handlers
|
2016-02-02 15:16:24 +00:00
|
|
|
fHandlers.push_back(new RootHandler);
|
|
|
|
|
fHandlers.push_back(new PostHandler);
|
|
|
|
|
fHandlers.push_back(new ImgHandler);
|
2016-02-12 20:06:53 +00:00
|
|
|
fHandlers.push_back(new ClipAlphaHandler);
|
2016-02-04 14:08:33 +00:00
|
|
|
fHandlers.push_back(new CmdHandler);
|
2016-02-02 15:16:24 +00:00
|
|
|
fHandlers.push_back(new InfoHandler);
|
2016-02-02 21:02:33 +00:00
|
|
|
fHandlers.push_back(new DownloadHandler);
|
2016-02-08 15:08:21 +00:00
|
|
|
fHandlers.push_back(new DataHandler);
|
2016-02-08 21:57:44 +00:00
|
|
|
fHandlers.push_back(new FaviconHandler);
|
2016-02-02 15:16:24 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
~UrlManager() {
|
|
|
|
|
for (int i = 0; i < fHandlers.count(); i++) { delete fHandlers[i]; }
|
2016-01-27 15:40:29 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// This is clearly not efficient for a large number of urls and handlers
|
|
|
|
|
int invoke(Request* request, MHD_Connection* connection, const char* url, const char* method,
|
|
|
|
|
const char* upload_data, size_t* upload_data_size) const {
|
|
|
|
|
for (int i = 0; i < fHandlers.count(); i++) {
|
2016-02-02 15:16:24 +00:00
|
|
|
if (fHandlers[i]->canHandle(method, url)) {
|
2016-02-02 19:07:39 +00:00
|
|
|
return fHandlers[i]->handle(request, connection, url, method, upload_data,
|
|
|
|
|
upload_data_size);
|
2016-01-27 15:03:29 +00:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return MHD_NO;
|
2016-01-22 19:21:43 +00:00
|
|
|
}
|
|
|
|
|
|
2016-01-27 15:40:29 +00:00
|
|
|
private:
|
2016-02-02 15:16:24 +00:00
|
|
|
SkTArray<UrlHandler*> fHandlers;
|
2016-01-27 15:40:29 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
|
|
const UrlManager kUrlManager;
|
|
|
|
|
|
|
|
|
|
int answer_to_connection(void* cls, struct MHD_Connection* connection,
|
|
|
|
|
const char* url, const char* method, const char* version,
|
|
|
|
|
const char* upload_data, size_t* upload_data_size,
|
|
|
|
|
void** con_cls) {
|
|
|
|
|
SkDebugf("New %s request for %s using version %s\n", method, url, version);
|
|
|
|
|
|
|
|
|
|
Request* request = reinterpret_cast<Request*>(cls);
|
2016-02-02 15:16:24 +00:00
|
|
|
int result = kUrlManager.invoke(request, connection, url, method, upload_data,
|
|
|
|
|
upload_data_size);
|
|
|
|
|
if (MHD_NO == result) {
|
2016-02-08 21:57:44 +00:00
|
|
|
fprintf(stderr, "Invalid method and / or url: %s %s\n", method, url);
|
2016-02-02 15:16:24 +00:00
|
|
|
}
|
|
|
|
|
return result;
|
2016-01-22 19:21:43 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int skiaserve_main() {
|
2016-02-08 15:08:21 +00:00
|
|
|
Request request(SkString("/data")); // This simple server has one request
|
2016-01-22 19:21:43 +00:00
|
|
|
struct MHD_Daemon* daemon;
|
2016-01-28 14:24:19 +00:00
|
|
|
// TODO Add option to bind this strictly to an address, e.g. localhost, for security.
|
|
|
|
|
daemon = MHD_start_daemon(MHD_USE_SELECT_INTERNALLY, FLAGS_port, nullptr, nullptr,
|
2016-01-27 15:03:29 +00:00
|
|
|
&answer_to_connection, &request,
|
|
|
|
|
MHD_OPTION_END);
|
2016-01-22 19:21:43 +00:00
|
|
|
if (NULL == daemon) {
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
getchar();
|
|
|
|
|
MHD_stop_daemon(daemon);
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#if !defined SK_BUILD_FOR_IOS
|
|
|
|
|
int main(int argc, char** argv) {
|
|
|
|
|
SkCommandLineFlags::Parse(argc, argv);
|
|
|
|
|
return skiaserve_main();
|
|
|
|
|
}
|
|
|
|
|
#endif
|
