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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkGraphics.h"
#include "SkPicture.h"
#include "SkStream.h"
static void usage() {
SkDebugf("Usage: filter -i inFile -o outFile [-h|--help]");
SkDebugf("\n\n");
SkDebugf(" -i inFile : file to file.\n");
SkDebugf(" -o outFile : result of filtering.\n");
SkDebugf(" -h|--help : Show this help message.\n");
}
// This function is not marked as 'static' so it can be referenced externally
// in the iOS build.
int tool_main(int argc, char** argv) {
SkGraphics::Init();
SkString inFile, outFile;
if (argc < 5) {
usage();
return -1;
}
char* const* stop = argv + argc;
for (++argv; argv < stop; ++argv) {
if (strcmp(*argv, "-i") == 0) {
argv++;
if (argv < stop && **argv) {
inFile.set(*argv);
} else {
SkDebugf("missing arg for --i\n");
usage();
return -1;
}
} else if (strcmp(*argv, "-o") == 0) {
argv++;
if (argv < stop && **argv) {
outFile.set(*argv);
} else {
SkDebugf("missing arg for --o\n");
usage();
return -1;
}
} else if (strcmp(*argv, "--help") == 0 || strcmp(*argv, "-h") == 0) {
usage();
return 0;
} else {
SkDebugf("unknown arg %s\n", *argv);
usage();
return -1;
}
}
SkPicture* inPicture = NULL;
SkFILEStream inStream(inFile.c_str());
if (inStream.isValid()) {
inPicture = SkNEW_ARGS(SkPicture, (&inStream));
}
if (NULL == inPicture) {
SkDebugf("Could not read file %s\n", inFile.c_str());
return -1;
}
SkPicture outPicture;
inPicture->draw(outPicture.beginRecording(inPicture->width(), inPicture->height()));
outPicture.endRecording();
SkFILEWStream outStream(outFile.c_str());
outPicture.serialize(&outStream);
SkGraphics::Term();
return 0;
}
#if !defined SK_BUILD_FOR_IOS
int main(int argc, char * const argv[]) {
return tool_main(argc, (char**) argv);
}
#endif
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