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ada-git-code

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F_IO.Put (Item => To_Miliseconds (Elapsed_Time),
Fore => 5, Aft => 4, Exp => 0);
Put (" miliseconds");
Put (" for " & Long_Long_Integer'Image (Number_Samples) & " samples");
Put (" on " &
Integer'Image (Number_Ch) & " channels");
Put (" at " &
Integer'Image (Sample_Rate) & " Hz");
New_Line;
Put ("Overall Perf.: ");
F_IO.Put (Item => (To_MHz (Elapsed_Time, CPU_MHz, Factor)
* Float (Sample_Rate)),
Fore => 5, Aft => 4, Exp => 0);
Put (" MHz (per channel @ " & Positive'Image (Sample_Rate) & " kHz)");
New_Line;
Put ("Overall Perf.: ");
F_IO.Put (Item => To_kHz (Elapsed_Time, CPU_MHz, Factor),
Fore => 5, Aft => 4, Exp => 0);
Put (" kHz (per channel and per sample)");
New_Line;
end Display_Info;
---------------------
-- Benchm_CPU_Time --
---------------------
function Benchm_CPU_Time (CPU_MHz : Float) return Wavefile_Benchmark_kHz
is
Res : Wavefile_Benchmark_kHz;
Start_Time, Stop_Time : CPU_Time;
Elapsed_Time : Time_Span;
Sample_Rate : Positive;
package Wav_IO is new Audio.Wavefiles.Generic_Direct_Fixed_Wav_IO
(Wav_Sample => Wav_Fixed_16,
Channel_Range => Positive,
Wav_MC_Sample => Wav_Buffer_Fixed_16);
use Wav_IO;
Cnt, Total_Cnt : Long_Long_Integer := 0;
begin
Write_Random_Noise_Wavefile;
Open_Wavefile;
Sample_Rate := To_Positive
(WF_In.Format_Of_Wavefile.Samples_Per_Sec);
pragma Assert
(WF_In.Format_Of_Wavefile.Bits_Per_Sample = Bit_Depth_16
and then not WF_In.Format_Of_Wavefile.Is_Float_Format);
if Display_Debug_Info then
Put_Line ("========================================================");
Put_Line ("= Read");
Put_Line ("========================================================");
end if;
Start_Time := Clock;
loop
Read_Wav_MC_Samples : declare
Dummy_Wav_Buf : constant Wav_Buffer_Fixed_16 := Get (WF_In);
begin
Cnt := Cnt + 1;
exit when End_Of_File (WF_In);
end Read_Wav_MC_Samples;
end loop;
Stop_Time := Clock;
Elapsed_Time := Stop_Time - Start_Time;
-- Res (Wavefile_Read_Benchmark) := Elapsed_Time;
Res (Wavefile_Read_Benchmark) :=
kHz_Per_Sample (Elapsed_Time,
CPU_MHz,
Number_Of_Channels (WF_In),
Cnt);
if Display_Debug_Info then
Display_Info (Elapsed_Time,
CPU_MHz,
Number_Of_Channels (WF_In),
Cnt,
Sample_Rate);
Put_Line ("========================================================");
Put_Line ("= Write");
Put_Line ("========================================================");
end if;
Total_Cnt := Cnt;
Cnt := 0;
declare