1 files changed, 79 insertions, 0 deletions
diff --git a/libavutil/tests/lzo.c b/libavutil/tests/lzo.c
new file mode 100644
index 0000000000..0147ab5c1d
--- /dev/null
+++ b/libavutil/tests/lzo.c
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2006 Reimar Doeffinger
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+#include <lzo/lzo1x.h>
+
+#include "libavutil/log.h"
+#include "libavutil/lzo.h"
+#include "libavutil/mem.h"
+
+#define MAXSZ (10*1024*1024)
+
+/* Define one of these to 1 if you wish to benchmark liblzo
+ * instead of our native implementation. */
+#define BENCHMARK_LIBLZO_SAFE   0
+#define BENCHMARK_LIBLZO_UNSAFE 0
+
+int main(int argc, char *argv[]) {
+    FILE *in = fopen(argv[1], "rb");
+    int comp_level = argc > 2 ? atoi(argv[2]) : 0;
+    uint8_t *orig = av_malloc(MAXSZ + 16);
+    uint8_t *comp = av_malloc(2*MAXSZ + 16);
+    uint8_t *decomp = av_malloc(MAXSZ + 16);
+    size_t s = fread(orig, 1, MAXSZ, in);
+    lzo_uint clen = 0;
+    long tmp[LZO1X_MEM_COMPRESS];
+    int inlen, outlen;
+    int i;
+    av_log_set_level(AV_LOG_DEBUG);
+    if (comp_level == 0) {
+        lzo1x_1_compress(orig, s, comp, &clen, tmp);
+    } else if (comp_level == 11) {
+        lzo1x_1_11_compress(orig, s, comp, &clen, tmp);
+    } else if (comp_level == 12) {
+        lzo1x_1_12_compress(orig, s, comp, &clen, tmp);
+    } else if (comp_level == 15) {
+        lzo1x_1_15_compress(orig, s, comp, &clen, tmp);
+    } else
+        lzo1x_999_compress(orig, s, comp, &clen, tmp);
+    for (i = 0; i < 300; i++) {
+START_TIMER
+        inlen = clen; outlen = MAXSZ;
+#if BENCHMARK_LIBLZO_SAFE
+        if (lzo1x_decompress_safe(comp, inlen, decomp, &outlen, NULL))
+#elif BENCHMARK_LIBLZO_UNSAFE
+        if (lzo1x_decompress(comp, inlen, decomp, &outlen, NULL))
+#else
+        if (av_lzo1x_decode(decomp, &outlen, comp, &inlen))
+#endif
+            av_log(NULL, AV_LOG_ERROR, "decompression error\n");
+STOP_TIMER("lzod")
+    }
+    if (memcmp(orig, decomp, s))
+        av_log(NULL, AV_LOG_ERROR, "decompression incorrect\n");
+    else
+        av_log(NULL, AV_LOG_ERROR, "decompression OK\n");
+    fclose(in);
+    av_free(orig);
+    av_free(comp);
+    av_free(decomp);
+    return 0;
+}