[FFmpeg-devel] [PATCHv3] checkasm/flacdsp: add LPC test

2023-11-15 Thread Rémi Denis-Courmont 
---
 tests/checkasm/flacdsp.c | 32 
 1 file changed, 32 insertions(+)

diff --git a/tests/checkasm/flacdsp.c b/tests/checkasm/flacdsp.c
index 51a0e0060b..b308237db1 100644
--- a/tests/checkasm/flacdsp.c
+++ b/tests/checkasm/flacdsp.c
@@ -54,6 +54,28 @@ static void check_decorrelate(uint8_t **ref_dst, uint8_t 
**ref_src, uint8_t **ne
 bench_new(new_dst, (int32_t **)new_src, channels, BUF_SIZE / 
sizeof(int32_t), 8);
 }
 
+static void check_lpc(int pred_order)
+{
+int qlevel = rnd() % 16;
+LOCAL_ALIGNED_16(int32_t, coeffs, [32]);
+LOCAL_ALIGNED_16(int32_t, dst0, [BUF_SIZE]);
+LOCAL_ALIGNED_16(int32_t, dst1, [BUF_SIZE]);
+
+declare_func(void, int32_t *, const int[32], int, int, int);
+
+for (int i = 0; i < 32; i++)
+coeffs[i] = rnd();
+for (int i = 0; i < BUF_SIZE; i++)
+dst0[i] = rnd();
+
+memcpy(dst1, dst0, BUF_SIZE * sizeof (int32_t));
+call_ref(dst0, coeffs, pred_order, qlevel, BUF_SIZE);
+call_new(dst1, coeffs, pred_order, qlevel, BUF_SIZE);
+if (memcmp(dst0, dst1, BUF_SIZE * sizeof (int32_t)) != 0)
+   fail();
+bench_new(dst1, coeffs, pred_order, qlevel, BUF_SIZE);
+}
+
 void checkasm_check_flacdsp(void)
 {
 LOCAL_ALIGNED_16(uint8_t, ref_dst, [BUF_SIZE*MAX_CHANNELS]);
@@ -72,6 +94,7 @@ void checkasm_check_flacdsp(void)
 { AV_SAMPLE_FMT_S16, 16 },
 { AV_SAMPLE_FMT_S32, 32 },
 };
+static const signed char pred_orders[] = { 13, 16, 29, 32 };
 FLACDSPContext h;
 int i, j;
 
@@ -88,4 +111,13 @@ void checkasm_check_flacdsp(void)
 }
 
 report("decorrelate");
+
+for (i = 0; i < FF_ARRAY_ELEMS(pred_orders); i++)
+if (check_func(h.lpc16, "flac_lpc_16_%d", pred_orders[i]))
+check_lpc(pred_orders[i]);
+for (i = 0; i < FF_ARRAY_ELEMS(pred_orders); i++)
+if (check_func(h.lpc32, "flac_lpc_32_%d", pred_orders[i]))
+check_lpc(pred_orders[i]);
+
+report("lpc");
 }
-- 
2.42.0

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Re: [FFmpeg-devel] [PATCHv3] checkasm/flacdsp: add LPC test

2023-11-15 Thread James Almer 

On 11/15/2023 4:24 PM, Rémi Denis-Courmont wrote:

---
  tests/checkasm/flacdsp.c | 32 
  1 file changed, 32 insertions(+)

diff --git a/tests/checkasm/flacdsp.c b/tests/checkasm/flacdsp.c
index 51a0e0060b..b308237db1 100644
--- a/tests/checkasm/flacdsp.c
+++ b/tests/checkasm/flacdsp.c
@@ -54,6 +54,28 @@ static void check_decorrelate(uint8_t **ref_dst, uint8_t 
**ref_src, uint8_t **ne
  bench_new(new_dst, (int32_t **)new_src, channels, BUF_SIZE / 
sizeof(int32_t), 8);
  }
  
+static void check_lpc(int pred_order)

+{
+int qlevel = rnd() % 16;
+LOCAL_ALIGNED_16(int32_t, coeffs, [32]);
+LOCAL_ALIGNED_16(int32_t, dst0, [BUF_SIZE]);
+LOCAL_ALIGNED_16(int32_t, dst1, [BUF_SIZE]);
+
+declare_func(void, int32_t *, const int[32], int, int, int);
+
+for (int i = 0; i < 32; i++)
+coeffs[i] = rnd();
+for (int i = 0; i < BUF_SIZE; i++)
+dst0[i] = rnd();
+
+memcpy(dst1, dst0, BUF_SIZE * sizeof (int32_t));
+call_ref(dst0, coeffs, pred_order, qlevel, BUF_SIZE);
+call_new(dst1, coeffs, pred_order, qlevel, BUF_SIZE);
+if (memcmp(dst0, dst1, BUF_SIZE * sizeof (int32_t)) != 0)
+   fail();
+bench_new(dst1, coeffs, pred_order, qlevel, BUF_SIZE);
+}
+
  void checkasm_check_flacdsp(void)
  {
  LOCAL_ALIGNED_16(uint8_t, ref_dst, [BUF_SIZE*MAX_CHANNELS]);
@@ -72,6 +94,7 @@ void checkasm_check_flacdsp(void)
  { AV_SAMPLE_FMT_S16, 16 },
  { AV_SAMPLE_FMT_S32, 32 },
  };
+static const signed char pred_orders[] = { 13, 16, 29, 32 };
  FLACDSPContext h;
  int i, j;
  
@@ -88,4 +111,13 @@ void checkasm_check_flacdsp(void)

  }
  
  report("decorrelate");

+
+for (i = 0; i < FF_ARRAY_ELEMS(pred_orders); i++)
+if (check_func(h.lpc16, "flac_lpc_16_%d", pred_orders[i]))
+check_lpc(pred_orders[i]);
+for (i = 0; i < FF_ARRAY_ELEMS(pred_orders); i++)
+if (check_func(h.lpc32, "flac_lpc_32_%d", pred_orders[i]))
+check_lpc(pred_orders[i]);
+
+report("lpc");
  }


LGTM.
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