extern "C" int MyAppMain() {
/* lfapp init */
if (app->Create(__FILE__)) return -1;
if (app->Init()) return -1;
/* app init */
if (app->argc<2) { INFO(app->argv[0], " <file.matrix> [file.matbin]"); return -1; }
const char *in=app->argv[1], *out=app->argc>2 ? app->argv[2] : 0;
if (!out) {
static string prefix=".matrix", filename=app->argv[1];
if (!SuffixMatch(filename, prefix, false)) return ERRORv(-1, "unrecognized input filename: ", filename);
filename = filename.substr(0, filename.size() - prefix.size()) + ".matbin";
out = filename.c_str();
}
if (0) {
/* read input */
INFO("input = ", in);
MatrixFile mf;
if (mf.Read(in)) return ERRORv(-1, "read: ", in);
/* write output */
INFO("output = ", out);
if (mf.WriteBinary(out, BaseName(out))) return ERRORv(-1, "write ", out);
}
else {
/* open input */
INFO("input = ", in);
LocalFileLineIter lfi(in);
if (!lfi.f.Opened()) return ERRORv(-1, "FileWordIter: ", in);
IterWordIter word(&lfi);
string hdr;
if (MatrixFile::ReadHeader(&word, &hdr) < 0) return ERRORv(-1, "readHeader: ", -1);
int M=atof(word.NextString()), N=atof(word.NextString()), ret;
/* open output */
INFO("output = ", out);
LocalFile file(out, "w");
if (!file.Opened()) return ERRORv(-1, "LocalFile: ", strerror(errno));
if (MatrixFile::WriteBinaryHeader(&file, BaseName(out), hdr.c_str(), M, N) < 0) return ERRORv(-1, "writeBinaryHeader: ", -1);
/* read & write */
vector<double> row(N, 0);
for (int i=0; i<M; i++) {
for (int j=0; j<N; j++) row[j] = atof(word.NextString());
if ((ret = file.Write(row.data(), N*sizeof(double))) != N*sizeof(double)) FATAL("file write ret: ", ret);
}
}
if (FLAGS_verify) {
MatrixFile mf;
if (mf.Read(in)) return ERRORv(-1, "read: ", in);
MatrixFile nf;
if (nf.ReadBinary(out)) return ERRORv(-1, "read_binary: ", out);
if (mf.H != nf.H) ERROR("mismatching text '", mf.H, "' != '", nf.H, "'");
Matrix *A=mf.F.get(), *B=nf.F.get();
if (A->M != B->M || A->N != B->N) return ERRORv(-1, "dim mismatch ", A->M, " != ", B->M, " || ", A->N, " != ", B->N);
MatrixIter(A) {
if (A->row(i)[j] - B->row(i)[j] > 1e-6) ERROR("val mismatch (", i, ", ", j, ") ", A->row(i)[j], " != ", B->row(i)[j]);
}
INFO("input and output verified ", 1);
}
return 0;
}
int main(int argc, const char *argv[]) {
/* lfapp init */
#ifdef _WIN32
open_console = 1;
#endif
int ac=1; const char *av[] = { "" };
if (app->Create(ac, av, __FILE__)) { app->Free(); return -1; }
FLAGS_lfapp_audio = FLAGS_lfapp_video = FLAGS_lfapp_input = FLAGS_lfapp_camera = FLAGS_lfapp_network = 0;
if (app->Init()) { app->Free(); return -1; }
/* app init */
if (argc<2) { INFO(argv[0], " <file.matrix> [file.matbin]"); app->Free(); return -1; }
const char *in=argv[1], *out=argc>2 ? argv[2] : 0;
if (!out) {
static string prefix=".matrix", filename=argv[1];
if (!SuffixMatch(filename, prefix, false)) { ERROR("unrecognized input filename: ", filename); return -1; }
filename = filename.substr(0, filename.size() - prefix.size()) + ".matbin";
out = filename.c_str();
}
if (0) {
/* read input */
INFO("input = ", in);
MatrixFile mf;
if (mf.Read(in)) { ERROR("read: ", in); return -1; }
/* write output */
INFO("output = ", out);
if (mf.WriteBinary(out, BaseName(out))) { ERROR("write ", out); return -1; }
}
else {
/* open input */
INFO("input = ", in);
LocalFileLineIter lfi(in);
if (!lfi.f.Opened()) { ERROR("FileWordIter: ", in); return -1; }
IterWordIter word(&lfi);
string hdr;
if (MatrixFile::ReadHeader(&word, &hdr) < 0) { ERROR("readHeader: ", -1); return -1; }
int M=atof(IterNextString(&word)), N=atof(IterNextString(&word)), ret;
/* open output */
INFO("output = ", out);
LocalFile file(out, "w");
if (!file.Opened()) { ERROR("LocalFile: ", strerror(errno)); return -1; }
if (MatrixFile::WriteBinaryHeader(&file, BaseName(out), hdr.c_str(), M, N) < 0) { ERROR("writeBinaryHeader: ", -1); return -1; }
/* read & write */
double *row = (double *)alloca(N*sizeof(double));
for (int i=0; i<M; i++) {
for (int j=0; j<N; j++) row[j] = atof(IterNextString(&word));
if ((ret = file.Write(row, N*sizeof(double))) != N*sizeof(double)) FATAL("file write ret: ", ret);
}
}
if (FLAGS_verify) {
MatrixFile mf;
if (mf.Read(in)) { ERROR("read: ", in); return -1; }
MatrixFile nf;
if (nf.ReadBinary(out)) { ERROR("read_binary: ", out); return -1; }
if (mf.H != nf.H) ERROR("mismatching text '", mf.H, "' != '", nf.H, "'");
Matrix *A=mf.F, *B=nf.F;
if (A->M != B->M || A->N != B->N) { ERROR("dim mismatch ", A->M, " != ", B->M, " || ", A->N, " != ", B->N); return -1; }
MatrixIter(A) {
if (A->row(i)[j] - B->row(i)[j] > 1e-6) ERROR("val mismatch (", i, ", ", j, ") ", A->row(i)[j], " != ", B->row(i)[j]);
}
INFO("input and output verified ", 1);
}
return 0;
}
