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authorDiego Biurrun <diego@biurrun.de>2016-04-20 11:40:40 +0200
committerDiego Biurrun <diego@biurrun.de>2016-05-13 14:55:56 +0200
commita6a750c7ef240b72ce01e9653343a0ddf247d196 (patch)
tree5c472bb92b5264f19b9270b0caf8a8565b071cef /libavcodec/tests/golomb.c
parent257f00ec1ab06a2a161f535036c6512f3fc8e801 (diff)
downloadffmpeg-a6a750c7ef240b72ce01e9653343a0ddf247d196.tar.gz
tests: Move all test programs to a subdirectory
Diffstat (limited to 'libavcodec/tests/golomb.c')
-rw-r--r--libavcodec/tests/golomb.c97
1 files changed, 97 insertions, 0 deletions
diff --git a/libavcodec/tests/golomb.c b/libavcodec/tests/golomb.c
new file mode 100644
index 0000000000..7587402e24
--- /dev/null
+++ b/libavcodec/tests/golomb.c
@@ -0,0 +1,97 @@
+/*
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdint.h>
+#include <stdio.h>
+
+#include "libavutil/mem.h"
+
+#include "libavcodec/get_bits.h"
+#include "libavcodec/put_bits.h"
+#include "libavcodec/golomb.h"
+
+#define COUNT 8191
+#define SIZE (COUNT * 4)
+
+int main(void)
+{
+ int i, ret = 0;
+ uint8_t *temp;
+ PutBitContext pb;
+ GetBitContext gb;
+
+ temp = av_malloc(SIZE);
+ if (!temp)
+ return 2;
+
+ init_put_bits(&pb, temp, SIZE);
+ for (i = 0; i < COUNT; i++)
+ set_ue_golomb(&pb, i);
+ flush_put_bits(&pb);
+
+ init_get_bits(&gb, temp, 8 * SIZE);
+ for (i = 0; i < COUNT; i++) {
+ int j, s = show_bits(&gb, 25);
+
+ j = get_ue_golomb(&gb);
+ if (j != i) {
+ fprintf(stderr, "get_ue_golomb: expected %d, got %d. bits: %7x\n",
+ i, j, s);
+ ret = 1;
+ }
+ }
+
+#define EXTEND(i) (i << 3 | i & 7)
+ init_put_bits(&pb, temp, SIZE);
+ for (i = 0; i < COUNT; i++)
+ set_ue_golomb(&pb, EXTEND(i));
+ flush_put_bits(&pb);
+
+ init_get_bits(&gb, temp, 8 * SIZE);
+ for (i = 0; i < COUNT; i++) {
+ int j, s = show_bits_long(&gb, 32);
+
+ j = get_ue_golomb_long(&gb);
+ if (j != EXTEND(i)) {
+ fprintf(stderr, "get_ue_golomb_long: expected %d, got %d. "
+ "bits: %8x\n", EXTEND(i), j, s);
+ ret = 1;
+ }
+ }
+
+ init_put_bits(&pb, temp, SIZE);
+ for (i = 0; i < COUNT; i++)
+ set_se_golomb(&pb, i - COUNT / 2);
+ flush_put_bits(&pb);
+
+ init_get_bits(&gb, temp, 8 * SIZE);
+ for (i = 0; i < COUNT; i++) {
+ int j, s = show_bits(&gb, 25);
+
+ j = get_se_golomb(&gb);
+ if (j != i - COUNT / 2) {
+ fprintf(stderr, "get_se_golomb: expected %d, got %d. bits: %7x\n",
+ i - COUNT / 2, j, s);
+ ret = 1;
+ }
+ }
+
+ av_free(temp);
+
+ return ret;
+}