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First rough draft of skiaserve

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Please excuse the mess while we iterate

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1621753002

Review URL: https://codereview.chromium.org/1621753002
This commit is contained in:
joshualitt 2016-01-22 11:21:43 -08:00 committed by Commit bot
parent e36d40e7fd
commit 7f6a1e0786
4 changed files with 233 additions and 1 deletions
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1
gyp/common_variables.gypi
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@ -239,6 +239,7 @@
'skia_use_sdl%': 0,
'skia_fast%': 0,
'skia_dump_stats%': 0,
'skia_build_server%': 0,
'skia_fast_flags': [
'-O3', # Even for Debug builds.
'-march=native', # Use all features of and optimize for THIS machine.

7
gyp/most.gyp
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@ -78,7 +78,12 @@
'visualbench.gyp:visualbench',
]
}
]
],
[ 'skia_build_server', {
'dependencies': [
'skiaserve.gyp:skiaserve',
],
}],
],
},
],

43
gyp/skiaserve.gyp Normal file
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@ -0,0 +1,43 @@
# Copyright 2016 Google Inc.
#
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# GYP file to build performance testbench.
#
{
'includes': [
'apptype_console.gypi',
],
'targets': [
{
'target_name': 'skiaserve',
'type': 'executable',
'include_dirs': [
'../src/core',
#TODO make this a real project
'../third_party/externals/microhttpd/src/include',
],
'sources': [
'<!@(python find.py ../tools/skiaserve "*.cpp")',
],
'dependencies': [
'flags.gyp:flags',
'gputest.gyp:skgputest',
'jsoncpp.gyp:jsoncpp',
'skia_lib.gyp:skia_lib',
'tools.gyp:crash_handler',
'tools.gyp:proc_stats',
'tools.gyp:resources',
],
#TODO real libmicrohttpd gyp
'link_settings': {
'ldflags': [
'-L../../third_party/externals/microhttpd/src/microhttpd/.libs',
],
'libraries': [
'-lmicrohttpd',
],
},
},
],
}

183
tools/skiaserve/skiaserve.cpp Normal file
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@ -0,0 +1,183 @@
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrCaps.h"
#include "GrContextFactory.h"
#include "SkCanvas.h"
#include "SkCommandLineFlags.h"
#include "SkOSFile.h"
#include <SkPicture.h>
#include "SkStream.h"
#include "SkSurface.h"
// temporary junk
#include "SkGradientShader.h"
#include <stdio.h>
#include <sys/types.h>
#include <sys/select.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <fcntl.h>
#include <microhttpd.h>
// To get image decoders linked in we have to do the below magic
#include "SkForceLinking.h"
#include "SkImageDecoder.h"
__SK_FORCE_IMAGE_DECODER_LINKING;
// TODO make this configurable
#define PORT 8888
DEFINE_string(dir, "skps", "Directory to read skp.");
DEFINE_string(name, "desk_carsvg", "skp to load.");
DEFINE_bool(useTemplate, true, "whether or not to use the skdebugger template string.");
// TODO probably want to make this configurable
static const int kImageWidth = 1920;
static const int kImageHeight = 1080;
// TODO factor this out into functions, also handle CPU path
SkData* setupAndDrawToCanvas(const char* path, SkString* error) {
GrContextOptions grContextOpts;
SkAutoTDelete<GrContextFactory> factory(new GrContextFactory(grContextOpts));
GrContext* context = factory->get(GrContextFactory::kNative_GLContextType,
GrContextFactory::kNone_GLContextOptions);
int maxRTSize = context->caps()->maxRenderTargetSize();
SkImageInfo info = SkImageInfo::Make(SkTMin(kImageWidth, maxRTSize),
SkTMin(kImageHeight, maxRTSize),
kN32_SkColorType, kPremul_SkAlphaType);
uint32_t flags = 0;
SkSurfaceProps props(flags, SkSurfaceProps::kLegacyFontHost_InitType);
SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTarget(context,
SkSurface::kNo_Budgeted, info,
0, &props));
SkASSERT(surface.get());
SkGLContext* gl = factory->getContextInfo(GrContextFactory::kNative_GLContextType,
GrContextFactory::kNone_GLContextOptions).fGLContext;
gl->makeCurrent();
// draw
SkAutoTDelete<SkStream> stream(SkStream::NewFromFile(path));
if (stream.get() == nullptr) {
error->appendf("Could not read %s.\n", path);
return nullptr;
}
SkAutoTUnref<SkPicture> pic(SkPicture::CreateFromStream(stream.get()));
if (pic.get() == nullptr) {
error->appendf("Could not read %s as an SkPicture.\n", path);
return nullptr;
}
SkCanvas* canvas = surface->getCanvas();
canvas->drawPicture(pic);
// capture pixels
SkBitmap bmp;
bmp.setInfo(canvas->imageInfo());
if (!canvas->readPixels(&bmp, 0, 0)) {
error->appendf("Can't read canvas pixels.\n");
return nullptr;
}
// write to png
SkData* data = SkImageEncoder::EncodeData(bmp, SkImageEncoder::kPNG_Type, 100);
if (!data) {
error->appendf("Can't encode a PNG.\n");
return nullptr;
}
return data;
}
// TODO move to template file
SkString generateTemplate(SkString source) {
SkString debuggerTemplate;
debuggerTemplate.appendf(
"<!DOCTYPE html>\n"
"<html>\n"
"<head>\n"
" <title>SkDebugger</title>\n"
" <meta charset=\"utf-8\" />\n"
" <meta http-equiv=\"X-UA-Compatible\" content=\"IE=egde,chrome=1\">\n"
" <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n"
" <script src=\"%s/res/js/core.js\" type=\"text/javascript\" charset=\"utf-8\"></script>\n"
" <link href=\"%s/res/vul/elements.html\" rel=\"import\" />\n"
"</head>\n"
"<body class=\"fullbleed layout vertical\">\n"
" <debugger-app-sk>This is the app."
" </debugger-app-sk>\n"
"</body>\n"
"</html>", source.c_str(), source.c_str());
return debuggerTemplate;
}
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) {
printf ("New %s request for %s using version %s\n", method, url, version);
struct MHD_Response* response;
// serve html to root
// TODO better url handling
int ret;
if (0 == strcmp("/", url)) {
SkString debuggerTemplate = generateTemplate(SkString("http://debugger.skia.org"));
response = MHD_create_response_from_buffer(debuggerTemplate.size(),
(void*)const_cast<char*>(debuggerTemplate.c_str()),
MHD_RESPMEM_MUST_COPY);
ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
MHD_destroy_response(response);
return MHD_YES;
}
// otherwise serve an image
// TODO take from post
SkString resourceName;
resourceName.appendf("%s/%s.skp", FLAGS_dir[0], FLAGS_name[0]);
SkDebugf("Loading skp: %s\n", resourceName.c_str());
SkString error;
SkAutoTUnref<SkData> data(setupAndDrawToCanvas(resourceName.c_str(), &error));
if (!data) {
// TODO send error
return MHD_YES;
}
response = MHD_create_response_from_buffer(data->size(), const_cast<void*>(data->data()),
MHD_RESPMEM_MUST_COPY);
MHD_add_response_header(response, "Content-Type", "image/png");
ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
MHD_destroy_response(response);
return ret;
}
int skiaserve_main() {
struct MHD_Daemon* daemon;
daemon = MHD_start_daemon(MHD_USE_SELECT_INTERNALLY, PORT, NULL, NULL,
&answer_to_connection, NULL, MHD_OPTION_END);
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