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test/test_pcm: merge source buffer generator

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This commit is contained in:
Max Kellermann
2013-01-31 22:58:27 +01:00
parent eab78ab99c
commit e42734c3f3
6 changed files with 118 additions and 109 deletions
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31
test/test_pcm_pack.cxx
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@@ -18,6 +18,7 @@
*/
#include "test_pcm_all.hxx"
#include "test_pcm_util.hxx"
extern "C" {
#include "pcm_pack.h"
@@ -25,29 +26,14 @@ extern "C" {
#include <glib.h>
/**
* Generate a random 24 bit PCM sample.
*/
static int32_t
random24()
{
int32_t x = g_random_int() & 0xffffff;
if (x & 0x800000)
x |= 0xff000000;
return x;
}
void
test_pcm_pack_24()
{
enum { N = 256 };
int32_t src[N * 3];
for (unsigned i = 0; i < N; ++i)
src[i] = random24();
constexpr unsigned N = 256;
const auto src = TestDataBuffer<int32_t, N>(GlibRandomInt24());
uint8_t dest[N * 3];
pcm_pack_24(dest, src, src + N);
pcm_pack_24(dest, src.begin(), src.end());
for (unsigned i = 0; i < N; ++i) {
int32_t d;
@@ -67,14 +53,11 @@ test_pcm_pack_24()
void
test_pcm_unpack_24()
{
enum { N = 256 };
uint8_t src[N * 3];
for (unsigned i = 0; i < G_N_ELEMENTS(src); ++i)
src[i] = g_random_int_range(0, 256);
constexpr unsigned N = 256;
const auto src = TestDataBuffer<uint8_t, N * 3>();
int32_t dest[N];
pcm_unpack_24(dest, src, src + G_N_ELEMENTS(src));
pcm_unpack_24(dest, src.begin(), src.end());
for (unsigned i = 0; i < N; ++i) {
int32_t s;