Dump the round-tripped JPEG2000 file for checking.

[libdcp.git] / test / bench.cc

diff --git a/test/bench.cc b/test/bench.cc
index 572836450a83a9ee4e53c8cd8206fec04bc2e166..3c375037fd54d6a98fd293c7e6321a80f59c1c62 100644 (file)
--- a/test/bench.cc
+++ b/test/bench.cc
@@ -78,12 +78,13 @@ main (int argc, char* argv[])
        Timer decompress;
        Timer compress;
 
+       dcp::Data recomp;
        for (int i = 0; i < count; ++i) {
                decompress.start ();
                shared_ptr<dcp::OpenJPEGImage> xyz = dcp::decompress_j2k (j2k, 0);
                decompress.stop ();
                compress.start ();
-               dcp::compress_j2k (xyz, j2k_bandwidth, 24, false, false);
+               recomp = dcp::compress_j2k (xyz, j2k_bandwidth, 24, false, false);
                compress.stop ();
                cout << (i + 1) << " ";
                cout.flush ();
@@ -92,4 +93,8 @@ main (int argc, char* argv[])
 
        cout << "Decompress: " << count / decompress.get() << " fps.\n";
        cout << "Compress:   " << count / compress.get() << " fps.\n";
+
+       FILE* f = fopen ("check.j2c", "wb");
+       fwrite (recomp.data.get(), 1, recomp.size, f);
+       fclose (f);
 }