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hack up get_images_from_skps

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I couldn't get the version at head to give me any images,
so I decided to rewrite it.  Does something like this work
for you?

BUG=skia:5010,skia:5005

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1737593003

Review URL: https://codereview.chromium.org/1737593003
This commit is contained in:
mtklein 2016-02-29 09:05:32 -08:00 committed by Commit bot
parent 7b6d3a30cf
commit 2d225e3a0f
2 changed files with 60 additions and 93 deletions
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4
gyp/tools.gyp
View File

@ -271,6 +271,10 @@
'sources': [
'../tools/get_images_from_skps.cpp',
],
'include_dirs': [
'../include/private',
'../src/core',
],
'dependencies': [
'flags.gyp:flags',
'skia_lib.gyp:skia_lib',

147
tools/get_images_from_skps.cpp
View File

@ -5,135 +5,98 @@
* found in the LICENSE file.
*/
#include "SkCanvas.h"
#include "SkCodec.h"
#include "SkCommandLineFlags.h"
#include "SkData.h"
#include "SkMD5.h"
#include "SkOSFile.h"
#include "SkPicture.h"
#include "SkPixelSerializer.h"
#include "SkStream.h"
#include "SkTHash.h"
DEFINE_string2(skps, s, "", "A path to a directory of skps.");
DEFINE_string2(out, o, "", "A path to an output directory.");
DEFINE_string2(skps, s, "skps", "A path to a directory of skps.");
DEFINE_string2(out, o, "img-out", "A path to an output directory.");
static int gCtr = 0;
static int gSuccessCtr = 0;
static int gUnknownCtr = 0;
static int gFailureCtr = 0;
static int gKnown;
static int gUnknown;
static const char* gOutputDir;
void setup_output_dirs() {
const char* exts[] = { "jpg", "png", "gif", "webp", "bmp", "wbmp", "ico", "dng", "unknown" };
for (const char* ext : exts) {
sk_mkdir(SkOSPath::Join(gOutputDir, ext).c_str());
}
}
static SkTHashSet<SkMD5::Digest> gSeen;
bool store_encoded_to_file(const void* encoded, size_t length, SkBitmap* bitmap) {
// Silence warnings about empty bitmaps.
bitmap->allocN32Pixels(1, 1, true);
struct Sniffer : public SkPixelSerializer {
void sniff(const void* ptr, size_t len) {
SkMD5 md5;
md5.write(ptr, len);
SkMD5::Digest digest;
md5.finish(digest);
if (gSeen.contains(digest)) {
return;
}
gSeen.add(digest);
SkAutoTUnref<SkData> data(SkData::NewWithoutCopy(ptr, len));
SkAutoTDelete<SkCodec> codec(SkCodec::NewFromData(data));
if (!codec) {
gUnknown++;
return;
}
SkString ext;
switch (codec->getEncodedFormat()) {
case SkEncodedFormat::kBMP_SkEncodedFormat: ext = "bmp"; break;
case SkEncodedFormat::kGIF_SkEncodedFormat: ext = "gif"; break;
case SkEncodedFormat::kICO_SkEncodedFormat: ext = "ico"; break;
case SkEncodedFormat::kJPEG_SkEncodedFormat: ext = "jpg"; break;
case SkEncodedFormat::kPNG_SkEncodedFormat: ext = "png"; break;
case SkEncodedFormat::kRAW_SkEncodedFormat: ext = "dng"; break;
case SkEncodedFormat::kWBMP_SkEncodedFormat: ext = "wbmp"; break;
case SkEncodedFormat::kWEBP_SkEncodedFormat: ext = "webp"; break;
default: gUnknown++; return;
}
SkString path;
SkAutoTUnref<SkData> data(SkData::NewWithoutCopy(encoded, length));
SkAutoTDelete<SkCodec> codec(SkCodec::NewFromData(data));
if (codec) {
switch (codec->getEncodedFormat()) {
case SkEncodedFormat::kJPEG_SkEncodedFormat:
path = SkOSPath::Join(SkOSPath::Join(gOutputDir, "jpg").c_str(), "");
path.appendS32(gCtr++);
path.append(".jpg");
break;
case SkEncodedFormat::kPNG_SkEncodedFormat:
path = SkOSPath::Join(SkOSPath::Join(gOutputDir, "png").c_str(), "");
path.appendS32(gCtr++);
path.append(".png");
break;
case SkEncodedFormat::kGIF_SkEncodedFormat:
path = SkOSPath::Join(SkOSPath::Join(gOutputDir, "gif").c_str(), "");
path.appendS32(gCtr++);
path.append(".gif");
break;
case SkEncodedFormat::kWEBP_SkEncodedFormat:
path = SkOSPath::Join(SkOSPath::Join(gOutputDir, "webp").c_str(), "");
path.appendS32(gCtr++);
path.append(".webp");
break;
case SkEncodedFormat::kBMP_SkEncodedFormat:
path = SkOSPath::Join(SkOSPath::Join(gOutputDir, "bmp").c_str(), "");
path.appendS32(gCtr++);
path.append(".bmp");
break;
case SkEncodedFormat::kWBMP_SkEncodedFormat:
path = SkOSPath::Join(SkOSPath::Join(gOutputDir, "wbmp").c_str(), "");
path.appendS32(gCtr++);
path.append(".wbmp");
break;
case SkEncodedFormat::kICO_SkEncodedFormat:
path = SkOSPath::Join(SkOSPath::Join(gOutputDir, "ico").c_str(), "");
path.appendS32(gCtr++);
path.append(".ico");
break;
case SkEncodedFormat::kRAW_SkEncodedFormat:
path = SkOSPath::Join(SkOSPath::Join(gOutputDir, "dng").c_str(), "");
path.appendS32(gCtr++);
path.append(".dng");
break;
default:
path = SkOSPath::Join(gOutputDir, "unknown");
path.appendS32(gUnknownCtr++);
break;
}
} else {
path = SkOSPath::Join(gOutputDir, "unknown");
path.appendS32(gUnknownCtr++);
path.appendf("%s/%d.%s", gOutputDir, gKnown++, ext.c_str());
SkFILEWStream file(path.c_str());
file.write(ptr, len);
SkDebugf("%s\n", path.c_str());
}
FILE* file = sk_fopen(path.c_str(), kWrite_SkFILE_Flag);
if (file) {
sk_fwrite(encoded, length, file);
sk_fclose(file);
gSuccessCtr++;
bool onUseEncodedData(const void* ptr, size_t len) override {
this->sniff(ptr, len);
return true;
}
SkData* onEncode(const SkPixmap&) override { return nullptr; }
};
gFailureCtr++;
SkDebugf("Could not open %s\n", path.c_str());
return false;
}
int main(int argc, char** argv) {
SkCommandLineFlags::SetUsage(
"Usage: get_images_from_skps -s <dir of skps> -o <dir for output images>\n");
SkCommandLineFlags::Parse(argc, argv);
if (FLAGS_skps.isEmpty() || FLAGS_out.isEmpty()) {
SkCommandLineFlags::PrintUsage();
return 1;
}
const char* inputs = FLAGS_skps[0];
gOutputDir = FLAGS_out[0];
if (!sk_isdir(inputs) || !sk_isdir(gOutputDir)) {
SkCommandLineFlags::PrintUsage();
return 1;
}
setup_output_dirs();
SkOSFile::Iter iter(inputs, "skp");
for (SkString file; iter.next(&file); ) {
SkAutoTDelete<SkStream> stream =
SkStream::NewFromFile(SkOSPath::Join(inputs, file.c_str()).c_str());
SkAutoTUnref<SkPicture> picture(SkPicture::CreateFromStream(stream));
// Rather than passing in a function that actually decodes the encoded data,
// we pass in a function that saves the encoded data to a file.
SkAutoTUnref<SkPicture> picture(SkPicture::CreateFromStream(stream, store_encoded_to_file));
SkCanvas canvas;
canvas.drawPicture(picture);
SkDynamicMemoryWStream scratch;
Sniffer sniff;
picture->serialize(&scratch, &sniff);
}
SkDebugf("%d known, %d unknown\n", gKnown, gUnknown);
SkDebugf("Successfully saved %d recognized images and %d unrecognized images\n", gSuccessCtr,
gUnknownCtr);
SkDebugf("Failed to write %d images\n", gFailureCtr);
return 0;
}