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audioconvert: improve s24_32 and u24_32 conversion

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We should ignore the upper 8 bits, so first shift them out and then
use the s32/u32 conversion functions.
Add a test for this.
This commit is contained in:
Wim Taymans 2022-07-09 18:07:49 +02:00
parent 20172bfbe6
commit 3ffb9f4b26
2 changed files with 8 additions and 8 deletions
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8
spa/plugins/audioconvert/test-fmt-ops.c
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@ -439,8 +439,8 @@ static void test_f32_u24_32(void)
static void test_u24_32_f32(void)
{
static const uint32_t in[] = { 0x800000, 0xffffff, 0x0, 0xc00000, 0x400000 };
static const float out[] = { 0.0f, 0.999999880791f, -1.0f, 0.5f, -0.5f, };
static const uint32_t in[] = { 0x800000, 0xffffff, 0x0, 0xc00000, 0x400000, 0x11000000 };
static const float out[] = { 0.0f, 0.999999880791f, -1.0f, 0.5f, -0.5f, -1.0f };
run_test("test_u24_32_f32d", in, sizeof(in[0]), out, sizeof(out[0]), SPA_N_ELEMENTS(out),
true, false, conv_u24_32_to_f32d_c);
@ -466,8 +466,8 @@ static void test_f32_s24_32(void)
static void test_s24_32_f32(void)
{
static const int32_t in[] = { 0, 0x7fffff, 0xff800000, 0x400000, 0xffc00000 };
static const float out[] = { 0.0f, 0.999999880791f, -1.0f, 0.5f, -0.5f, };
static const int32_t in[] = { 0, 0x7fffff, 0xff800000, 0x400000, 0xffc00000, 0x66800000 };
static const float out[] = { 0.0f, 0.999999880791f, -1.0f, 0.5f, -0.5f, -1.0f };
run_test("test_s24_32_f32d", in, sizeof(in[0]), out, sizeof(out[0]), SPA_N_ELEMENTS(out),
true, false, conv_s24_32_to_f32d_c);