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-rw-r--r--Game/Code/lib/samplerate/samplerate.pas58
1 files changed, 28 insertions, 30 deletions
diff --git a/Game/Code/lib/samplerate/samplerate.pas b/Game/Code/lib/samplerate/samplerate.pas
index 3ef78abe..04236557 100644
--- a/Game/Code/lib/samplerate/samplerate.pas
+++ b/Game/Code/lib/samplerate/samplerate.pas
@@ -24,36 +24,43 @@
unit samplerate;
{$IFDEF FPC}
- {$PACKRECORDS C} (* GCC/Visual C/C++ compatible record packing *)
{$MODE DELPHI}
+ {$PACKENUM 4} (* use 4-byte enums *)
+ {$PACKRECORDS C} (* GCC/Visual C/C++ compatible record packing *)
+{$ELSE}
+ {$MINENUMSIZE 4} (* use 4-byte enums *)
{$ENDIF}
+
interface
+uses
+ UConfig;
+
const
{$IFDEF MSWINDOWS}
- LibName = 'libsamplerate.dll';
+ LibName = 'libsamplerate-0.dll';
{$ENDIF}
-{$IFDEF LINUX}
+{$IFDEF UNIX}
LibName = 'samplerate';
-{$ENDIF}
-{$IFDEF DARWIN}
-// LibName = 'libsamplerate.dylib';
-// {$LINKLIB libsamplerate}
+ {$IFDEF DARWIN}
+ {$LINKLIB libsamplerate}
+ {$ENDIF}
{$ENDIF}
{ Opaque data type SRC_STATE. }
type
PSRC_STATE = ^SRC_STATE;
SRC_STATE = record
+ // opaque
end;
{ SRC_DATA is used to pass data to src_simple() and src_process(). }
type
PSRC_DATA = ^SRC_DATA;
SRC_DATA = record
- data_in: Pdouble;
- data_out: Pdouble;
+ data_in: PSingle;
+ data_out: PSingle;
input_frames: longint;
output_frames: longint;
input_frames_used: longint;
@@ -69,9 +76,6 @@ type
data_in: Psingle;
end;
-type
- PPsingle = ^Psingle;
-
{*
** User supplied callback function type for use with src_callback_new()
** and src_callback_read(). First parameter is the same pointer that was
@@ -80,7 +84,7 @@ type
** point to the start of the user supplied float array. The user supplied
** function must return the number of frames that **data points to.
*}
-src_callback_t = function (cb_data: pointer; data: PPsingle): longint; cdecl;
+src_callback_t = function (cb_data: pointer; var data: Psingle): longint; cdecl;
{*
** Standard initialisation function : return an anonymous pointer to the
@@ -134,14 +138,9 @@ function src_simple(data: PSRC_DATA; converter_type: integer; channels: integer)
** sample rate converter or NULL if no sample rate converter exists for
** the given value. The converters are sequentially numbered from 0 to N.
*}
-(* Const before type ignored *)
-function src_get_name(converter_type: integer): Pchar; cdecl; external LibName;
-
-(* Const before type ignored *)
-function src_get_description(converter_type: integer): Pchar; cdecl; external LibName;
-
-(* Const before type ignored *)
-function src_get_version(): Pchar; cdecl; external LibName;
+function src_get_name(converter_type: integer): {const} Pchar; cdecl; external LibName;
+function src_get_description(converter_type: integer): {const} Pchar; cdecl; external LibName;
+function src_get_version(): {const} Pchar; cdecl; external LibName;
{*
** Set a new SRC ratio. This allows step responses
@@ -172,31 +171,30 @@ function src_error(state: PSRC_STATE): integer; cdecl; external LibName;
{*
** Convert the error number into a string.
*}
-(* Const before type ignored *)
-function src_strerror(error: integer): Pchar; cdecl; external LibName;
+function src_strerror(error: integer): {const} Pchar; cdecl; external LibName;
{*
** The following enums can be used to set the interpolator type
** using the function src_set_converter().
*}
-type TConverterType = {enum}integer; const
-{enum_begin TConverterType}
+const
SRC_SINC_BEST_QUALITY = 0;
SRC_SINC_MEDIUM_QUALITY = 1;
SRC_SINC_FASTEST = 2;
SRC_ZERO_ORDER_HOLD = 3;
SRC_LINEAR = 4;
-{enum_end TConverterType}
{*
** Extra helper functions for converting from short to float and
** back again.
*}
-(* Const before type ignored *)
-procedure src_short_to_float_array(input: Psmallint; output: Psingle; len: integer); cdecl; external LibName;
+procedure src_short_to_float_array(input: {const} Psmallint; output: Psingle; len: integer); cdecl; external LibName;
+procedure src_float_to_short_array(input: {const} Psingle; output: Psmallint; len: integer); cdecl; external LibName;
-(* Const before type ignored *)
-procedure src_float_to_short_array(input: Psingle; output: Psmallint; len: integer); cdecl; external LibName;
+{$IF LIBSAMPLERATE_VERSION >= 1003} // 0.1.3
+procedure src_int_to_float_array(input: {const} Pinteger; output: Psingle; len: integer); cdecl; external LibName;
+procedure src_float_to_int_array(input: {const} Psingle; output: Pinteger; len: integer); cdecl; external LibName;
+{$IFEND}
implementation