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authorJim Bankoski <jimbankoski@google.com>2012-05-25 09:07:32 -0700
committerJim Bankoski <jimbankoski@google.com>2012-05-25 09:07:32 -0700
commit9ec20f85c44a44bf66d6e491357d6c7aaa63625d (patch)
tree80da9b5f2ac71ce43a7f2e9656c4eb400506097d /test
parenta419f0f232be2ada510304f96eb3270b31669e25 (diff)
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boolcoder_test
Changed to google style rather than pseudo webm project style Change-Id: I0e19d57342a1b27b818fe6a5ae9f6bb3710a122a
Diffstat (limited to 'test')
-rw-r--r--test/boolcoder_test.cc155
1 files changed, 67 insertions, 88 deletions
diff --git a/test/boolcoder_test.cc b/test/boolcoder_test.cc
index 00c2b7593..41c2f7b9b 100644
--- a/test/boolcoder_test.cc
+++ b/test/boolcoder_test.cc
@@ -8,116 +8,95 @@
* be found in the AUTHORS file in the root of the source tree.
*/
-extern "C"
-{
+extern "C" {
#include "vp8/encoder/boolhuff.h"
#include "vp8/decoder/dboolhuff.h"
}
#include <math.h>
#include <stddef.h>
-#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "third_party/googletest/src/include/gtest/gtest.h"
+#include "vpx/vpx_integer.h"
-typedef unsigned char uint8_t;
-
-namespace
-{
+namespace {
const int num_tests = 10;
-class ACMRandom
-{
-public:
- ACMRandom(int seed) { Reset(seed);}
+class ACMRandom {
+ public:
+ explicit ACMRandom(int seed) { Reset(seed); }
- void Reset(int seed) { srand(seed); }
+ void Reset(int seed) { srand(seed); }
- uint8_t Rand8(void) { return (rand() >> 8) & 0xff; }
+ uint8_t Rand8(void) { return (rand() >> 8) & 0xff; }
- int PseudoUniform(int range) { return (rand() >> 8) % range; }
+ int PseudoUniform(int range) { return (rand() >> 8) % range; }
- int operator()(int n) { return PseudoUniform(n); }
+ int operator()(int n) { return PseudoUniform(n); }
- static int DeterministicSeed(void) { return 0xbaba; }
+ static int DeterministicSeed(void) { return 0xbaba; }
};
-}
-
-TEST(VP8, TestBitIO)
-{
- ACMRandom rnd(ACMRandom::DeterministicSeed());
- for (int n = 0; n < num_tests; ++n)
- {
- for (int method = 0; method <= 7; ++method)
- { // we generate various proba
- const int bits_to_test = 1000;
-
- uint8_t probas[bits_to_test];
-
- for (int i = 0; i < bits_to_test; ++i)
- {
- const int parity = i & 1;
- probas[i] =
- (method == 0) ? 0 :
- (method == 1) ? 255 :
- (method == 2) ? 128 :
- (method == 3) ? rnd.Rand8() :
- (method == 4) ? (parity ? 0 : 255) :
- // alternate between low and high proba:
- (method == 5) ? (parity ? rnd(128) : 255 - rnd(128)) :
- (method == 6) ?
- (parity ? rnd(64) : 255 - rnd(64)) :
- (parity ? rnd(32) : 255 - rnd(32));
- }
- for (int bit_method = 0; bit_method <= 3; ++bit_method)
- {
- const int random_seed = 6432;
- const int buffer_size = 10000;
- ACMRandom bit_rnd(random_seed);
- BOOL_CODER bw;
- uint8_t bw_buffer[buffer_size];
- vp8_start_encode(&bw, bw_buffer, bw_buffer + buffer_size);
-
- int bit = (bit_method == 0) ? 0 : (bit_method == 1) ? 1 : 0;
- for (int i = 0; i < bits_to_test; ++i)
- {
- if (bit_method == 2)
- {
- bit = (i & 1);
- }
- else if (bit_method == 3)
- {
- bit = bit_rnd(2);
- }
- vp8_encode_bool(&bw, bit, (int) probas[i]);
- }
-
- vp8_stop_encode(&bw);
-
- BOOL_DECODER br;
- vp8dx_start_decode(&br, bw_buffer, buffer_size);
- bit_rnd.Reset(random_seed);
- for (int i = 0; i < bits_to_test; ++i)
- {
- if (bit_method == 2)
- {
- bit = (i & 1);
- }
- else if (bit_method == 3)
- {
- bit = bit_rnd(2);
- }
- GTEST_ASSERT_EQ(vp8dx_decode_bool(&br, probas[i]), bit)
- << "pos: "
- << i << " / " << bits_to_test << " bit_method: "
- << bit_method << " method: " << method;
- }
+} // namespace
+
+TEST(VP8, TestBitIO) {
+ ACMRandom rnd(ACMRandom::DeterministicSeed());
+ for (int n = 0; n < num_tests; ++n) {
+ for (int method = 0; method <= 7; ++method) { // we generate various proba
+ const int bits_to_test = 1000;
+ uint8_t probas[bits_to_test];
+
+ for (int i = 0; i < bits_to_test; ++i) {
+ const int parity = i & 1;
+ probas[i] =
+ (method == 0) ? 0 : (method == 1) ? 255 :
+ (method == 2) ? 128 :
+ (method == 3) ? rnd.Rand8() :
+ (method == 4) ? (parity ? 0 : 255) :
+ // alternate between low and high proba:
+ (method == 5) ? (parity ? rnd(128) : 255 - rnd(128)) :
+ (method == 6) ?
+ (parity ? rnd(64) : 255 - rnd(64)) :
+ (parity ? rnd(32) : 255 - rnd(32));
+ }
+ for (int bit_method = 0; bit_method <= 3; ++bit_method) {
+ const int random_seed = 6432;
+ const int buffer_size = 10000;
+ ACMRandom bit_rnd(random_seed);
+ BOOL_CODER bw;
+ uint8_t bw_buffer[buffer_size];
+ vp8_start_encode(&bw, bw_buffer, bw_buffer + buffer_size);
+
+ int bit = (bit_method == 0) ? 0 : (bit_method == 1) ? 1 : 0;
+ for (int i = 0; i < bits_to_test; ++i) {
+ if (bit_method == 2) {
+ bit = (i & 1);
+ } else if (bit_method == 3) {
+ bit = bit_rnd(2);
+ }
+ vp8_encode_bool(&bw, bit, static_cast<int>(probas[i]));
+ }
- }
+ vp8_stop_encode(&bw);
+
+ BOOL_DECODER br;
+ vp8dx_start_decode(&br, bw_buffer, buffer_size);
+ bit_rnd.Reset(random_seed);
+ for (int i = 0; i < bits_to_test; ++i) {
+ if (bit_method == 2) {
+ bit = (i & 1);
+ } else if (bit_method == 3) {
+ bit = bit_rnd(2);
+ }
+ GTEST_ASSERT_EQ(vp8dx_decode_bool(&br, probas[i]), bit)
+ << "pos: "<< i << " / " << bits_to_test
+ << " bit_method: " << bit_method
+ << " method: " << method;
}
+ }
}
+ }
}