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authorJedidiah Barber <contact@jedbarber.id.au>2023-07-20 18:53:27 +1200
committerJedidiah Barber <contact@jedbarber.id.au>2023-07-20 18:53:27 +1200
commit734544d457cb098c1d434798528670e0bf156cdb (patch)
tree2fe3979b7ce477d9695fe1742e93972065406554 /src
parent049d2a9a337331295b4a2d4ad13061bc73536236 (diff)
Completed command API
Diffstat (limited to 'src')
-rw-r--r--src/c_asndfile_command.c14
-rw-r--r--src/c_asndfile_command.h14
-rw-r--r--src/libsndfile-commands.adb608
-rw-r--r--src/libsndfile-commands.ads363
4 files changed, 710 insertions, 289 deletions
diff --git a/src/c_asndfile_command.c b/src/c_asndfile_command.c
index 1d86b1c..2955d91 100644
--- a/src/c_asndfile_command.c
+++ b/src/c_asndfile_command.c
@@ -46,9 +46,14 @@ const int sfc_get_broadcast_info = SFC_GET_BROADCAST_INFO;
const int sfc_set_broadcast_info = SFC_SET_BROADCAST_INFO;
const int sfc_get_channel_map_info = SFC_GET_CHANNEL_MAP_INFO;
const int sfc_set_channel_map_info = SFC_SET_CHANNEL_MAP_INFO;
-// ...
+const int sfc_get_cart_info = SFC_GET_CART_INFO;
+const int sfc_set_cart_info = SFC_SET_CART_INFO;
+const int sfc_get_loop_info = SFC_GET_LOOP_INFO;
+const int sfc_get_instrument = SFC_GET_INSTRUMENT;
+const int sfc_set_instrument = SFC_SET_INSTRUMENT;
const int sfc_get_cue_count = SFC_GET_CUE_COUNT;
-// ...
+const int sfc_get_cue = SFC_GET_CUE;
+const int sfc_set_cue = SFC_SET_CUE;
const int sfc_rf64_auto_downgrade = SFC_RF64_AUTO_DOWNGRADE;
const int sfc_get_original_samplerate = SFC_GET_ORIGINAL_SAMPLERATE;
const int sfc_set_original_samplerate = SFC_SET_ORIGINAL_SAMPLERATE;
@@ -58,6 +63,11 @@ const int sfc_set_bitrate_mode = SFC_SET_BITRATE_MODE;
const int sf_ambisonic_none = SF_AMBISONIC_NONE;
const int sf_ambisonic_b_format = SF_AMBISONIC_B_FORMAT;
+const int sf_loop_none = SF_LOOP_NONE;
+const int sf_loop_forward = SF_LOOP_FORWARD;
+const int sf_loop_backward = SF_LOOP_BACKWARD;
+const int sf_loop_alternating = SF_LOOP_ALTERNATING;
+
const int sf_bitrate_mode_constant = SF_BITRATE_MODE_CONSTANT;
const int sf_bitrate_mode_average = SF_BITRATE_MODE_AVERAGE;
const int sf_bitrate_mode_variable = SF_BITRATE_MODE_VARIABLE;
diff --git a/src/c_asndfile_command.h b/src/c_asndfile_command.h
index a9ed13e..41738f5 100644
--- a/src/c_asndfile_command.h
+++ b/src/c_asndfile_command.h
@@ -48,9 +48,14 @@ extern const int sfc_get_broadcast_info;
extern const int sfc_set_broadcast_info;
extern const int sfc_get_channel_map_info;
extern const int sfc_set_channel_map_info;
-// ...
+extern const int sfc_get_cart_info;
+extern const int sfc_set_cart_info;
+extern const int sfc_get_loop_info;
+extern const int sfc_get_instrument;
+extern const int sfc_set_instrument;
extern const int sfc_get_cue_count;
-// ...
+extern const int sfc_get_cue;
+extern const int sfc_set_cue;
extern const int sfc_rf64_auto_downgrade;
extern const int sfc_get_original_samplerate;
extern const int sfc_set_original_samplerate;
@@ -60,6 +65,11 @@ extern const int sfc_set_bitrate_mode;
extern const int sf_ambisonic_none;
extern const int sf_ambisonic_b_format;
+extern const int sf_loop_none;
+extern const int sf_loop_forward;
+extern const int sf_loop_backward;
+extern const int sf_loop_alternating;
+
extern const int sf_bitrate_mode_constant;
extern const int sf_bitrate_mode_average;
extern const int sf_bitrate_mode_variable;
diff --git a/src/libsndfile-commands.adb b/src/libsndfile-commands.adb
index 0d3f767..364fa3e 100644
--- a/src/libsndfile-commands.adb
+++ b/src/libsndfile-commands.adb
@@ -135,12 +135,29 @@ package body Libsndfile.Commands is
sfc_set_channel_map_info : constant Interfaces.C.int;
pragma Import (C, sfc_set_channel_map_info, "sfc_set_channel_map_info");
- -- ...
+ sfc_get_cart_info : constant Interfaces.C.int;
+ pragma Import (C, sfc_get_cart_info, "sfc_get_cart_info");
+
+ sfc_set_cart_info : constant Interfaces.C.int;
+ pragma Import (C, sfc_set_cart_info, "sfc_set_cart_info");
+
+ sfc_get_loop_info : constant Interfaces.C.int;
+ pragma Import (C, sfc_get_loop_info, "sfc_get_loop_info");
+
+ sfc_get_instrument : constant Interfaces.C.int;
+ pragma Import (C, sfc_get_instrument, "sfc_get_instrument");
+
+ sfc_set_instrument : constant Interfaces.C.int;
+ pragma Import (C, sfc_set_instrument, "sfc_set_instrument");
sfc_get_cue_count : constant Interfaces.C.int;
pragma Import (C, sfc_get_cue_count, "sfc_get_cue_count");
- -- ...
+ sfc_get_cue : constant Interfaces.C.int;
+ pragma Import (C, sfc_get_cue, "sfc_get_cue");
+
+ sfc_set_cue : constant Interfaces.C.int;
+ pragma Import (C, sfc_set_cue, "sfc_set_cue");
sfc_rf64_auto_downgrade : constant Interfaces.C.int;
pragma Import (C, sfc_rf64_auto_downgrade, "sfc_rf64_auto_downgrade");
@@ -165,6 +182,19 @@ package body Libsndfile.Commands is
pragma Import (C, sf_ambisonic_b_format, "sf_ambisonic_b_format");
+ sf_loop_none : constant Interfaces.C.int;
+ pragma Import (C, sf_loop_none, "sf_loop_none");
+
+ sf_loop_forward : constant Interfaces.C.int;
+ pragma Import (C, sf_loop_forward, "sf_loop_forward");
+
+ sf_loop_backward : constant Interfaces.C.int;
+ pragma Import (C, sf_loop_backward, "sf_loop_backward");
+
+ sf_loop_alternating : constant Interfaces.C.int;
+ pragma Import (C, sf_loop_alternating, "sf_loop_alternating");
+
+
sf_bitrate_mode_constant : constant Interfaces.C.int;
pragma Import (C, sf_bitrate_mode_constant, "sf_bitrate_mode_constant");
@@ -219,23 +249,59 @@ package body Libsndfile.Commands is
function asfc_get_embed_file_info
(File : in System.Address;
- Info : in out Embedded_Info)
+ Info : in out C_Embedded_Info)
return Interfaces.C.int;
pragma Import (C, asfc_get_embed_file_info, "asfc_get_embed_file_info");
- ----------------------------------
- -- Data Structure Subprograms --
- ----------------------------------
+ ------------------------
+ -- Internal Utility --
+ ------------------------
+
+ function To_Ada
+ (Num : in Interfaces.C.int)
+ return Loop_Mode is
+ begin
+ if Num = sf_loop_none then
+ return No_Loop;
+ elsif Num = sf_loop_forward then
+ return Loop_Forward;
+ elsif Num = sf_loop_backward then
+ return Loop_Backward;
+ elsif Num = sf_loop_alternating then
+ return Loop_Alternating;
+ else
+ raise Program_Error;
+ end if;
+ end To_Ada;
+
+ function To_C
+ (Enum : in Loop_Mode)
+ return Interfaces.C.int is
+ begin
+ case Enum is
+ when No_Loop => return sf_loop_none;
+ when Loop_Forward => return sf_loop_forward;
+ when Loop_Backward => return sf_loop_backward;
+ when Loop_Alternating => return sf_loop_alternating;
+ end case;
+ end To_C;
+
+
+
+
+ ---------------------------------
+ -- Data Types and Structures --
+ ---------------------------------
function Major
(Info : in Format_Info)
return Major_Format
is
Raw : Interfaces.Unsigned_32 :=
- Interfaces.Unsigned_32 (Info.My_Format) and sf_format_typemask;
+ Interfaces.Unsigned_32 (Info.C_Data.My_Format) and sf_format_typemask;
begin
return To_Major (Interfaces.C.int (Raw));
end Major;
@@ -245,7 +311,7 @@ package body Libsndfile.Commands is
return Minor_Format
is
Raw : Interfaces.Unsigned_32 :=
- Interfaces.Unsigned_32 (Info.My_Format) and sf_format_submask;
+ Interfaces.Unsigned_32 (Info.C_Data.My_Format) and sf_format_submask;
begin
return To_Minor (Interfaces.C.int (Raw));
end Minor;
@@ -255,7 +321,7 @@ package body Libsndfile.Commands is
return Endianness
is
Raw : Interfaces.Unsigned_32 :=
- Interfaces.Unsigned_32 (Info.My_Format) and sf_format_endmask;
+ Interfaces.Unsigned_32 (Info.C_Data.My_Format) and sf_format_endmask;
begin
return To_Endian (Interfaces.C.int (Raw));
end Endian;
@@ -264,172 +330,76 @@ package body Libsndfile.Commands is
(Info : in Format_Info)
return String is
begin
- return Interfaces.C.Strings.Value (Info.My_Name);
+ return Interfaces.C.Strings.Value (Info.C_Data.My_Name);
end Name;
function Extension
(Info : in Format_Info)
return String is
begin
- return Interfaces.C.Strings.Value (Info.My_Extension);
+ return Interfaces.C.Strings.Value (Info.C_Data.My_Extension);
end Extension;
- function Offset
- (Info : in Embedded_Info)
- return Count_Type is
- begin
- return Count_Type (Info.My_Offset);
- end Offset;
-
- function Length
- (Info : in Embedded_Info)
- return Count_Type is
- begin
- return Count_Type (Info.My_Length);
- end Length;
-
-
function Create
- (Description : in String;
- Originator : in String;
- Originator_Reference : in String;
- Origination_Date : in String;
- Origination_Time : in String;
- Time_Reference_Low : in Interfaces.Unsigned_32;
- Time_Reference_High : in Interfaces.Unsigned_32;
- Version : in Short_Integer;
- Umid : in String;
- Reserved : in String;
- Coding_History_Size : in Interfaces.Unsigned_32;
- Coding_History : in String)
- return Broadcast_Info
- is
- Buffer : String (1 .. 256);
-
- function Pad
- (Input : in String;
- Size : in Natural)
- return String is
- begin
- Ada.Strings.Fixed.Move (Source => Input, Target => Buffer, Pad => Character'Val (0));
- return Buffer (1 .. Size);
- end Pad;
- begin
- return
- (My_Description => Interfaces.C.To_C (Pad (Description, 256), False),
- My_Originator => Interfaces.C.To_C (Pad (Originator, 32), False),
- My_Originator_Reference => Interfaces.C.To_C (Pad (Originator_Reference, 32), False),
- My_Origination_Date => Interfaces.C.To_C (Pad (Origination_Date, 10), False),
- My_Origination_Time => Interfaces.C.To_C (Pad (Origination_Time, 8), False),
- My_Time_Reference_Low => Interfaces.C.unsigned (Time_Reference_Low),
- My_Time_Reference_High => Interfaces.C.unsigned (Time_Reference_High),
- My_Version => Interfaces.C.short (Version),
- My_Umid => Interfaces.C.To_C (Pad (Umid, 64), False),
- My_Reserved => Interfaces.C.To_C (Pad (Reserved, 190), False),
- My_Coding_History_Size => Interfaces.C.unsigned (Coding_History_Size),
- My_Coding_History => Interfaces.C.To_C (Pad (Coding_History, 256), False));
+ (Base : in Instrument_Data;
+ Repeats : in Loop_Data_Array)
+ return Instrument_Info is
+ begin
+ return Result : Instrument_Info do
+ Result.C_Data.My_Gain := Interfaces.C.int (Base.Gain);
+ Result.C_Data.My_Basenote := Interfaces.C.char (Base.Basenote);
+ Result.C_Data.My_Detune := Interfaces.C.char (Base.Detune);
+ Result.C_Data.My_Velocity_Lo := Interfaces.C.char (Base.Velocity_Low);
+ Result.C_Data.My_Velocity_Hi := Interfaces.C.char (Base.Velocity_High);
+ Result.C_Data.My_Key_Lo := Interfaces.C.char (Base.Key_Low);
+ Result.C_Data.My_Key_Hi := Interfaces.C.char (Base.Key_High);
+ Result.C_Data.My_Loop_Count := Repeats'Length;
+ for Index in Repeats'Range loop
+ Result.C_Data.My_Loops (Index).My_Mode :=
+ To_C (Repeats (Index).Mode);
+ Result.C_Data.My_Loops (Index).My_Start :=
+ Interfaces.C.unsigned (Repeats (Index).Start);
+ Result.C_Data.My_Loops (Index).My_End :=
+ Interfaces.C.unsigned (Repeats (Index).Finish);
+ Result.C_Data.My_Loops (Index).My_Count :=
+ Interfaces.C.unsigned (Repeats (Index).Count);
+ end loop;
+ end return;
end Create;
- function Description
- (Info : in Broadcast_Info)
- return String is
- begin
- return Interfaces.C.To_Ada
- (Info.My_Description,
- Interfaces.C.Is_Nul_Terminated (Info.My_Description));
- end Description;
-
- function Originator
- (Info : in Broadcast_Info)
- return String is
- begin
- return Interfaces.C.To_Ada
- (Info.My_Originator,
- Interfaces.C.Is_Nul_Terminated (Info.My_Originator));
- end Originator;
-
- function Originator_Reference
- (Info : in Broadcast_Info)
- return String is
- begin
- return Interfaces.C.To_Ada
- (Info.My_Originator_Reference,
- Interfaces.C.Is_Nul_Terminated (Info.My_Originator_Reference));
- end Originator_Reference;
-
- function Origination_Date
- (Info : in Broadcast_Info)
- return String is
- begin
- return Interfaces.C.To_Ada
- (Info.My_Origination_Date,
- Interfaces.C.Is_Nul_Terminated (Info.My_Origination_Date));
- end Origination_Date;
-
- function Origination_Time
- (Info : in Broadcast_Info)
- return String is
- begin
- return Interfaces.C.To_Ada
- (Info.My_Origination_Time,
- Interfaces.C.Is_Nul_Terminated (Info.My_Origination_Time));
- end Origination_Time;
-
- function Time_Reference_Low
- (Info : in Broadcast_Info)
- return Interfaces.Unsigned_32 is
- begin
- return Interfaces.Unsigned_32 (Info.My_Time_Reference_Low);
- end Time_Reference_Low;
-
- function Time_Reference_High
- (Info : in Broadcast_Info)
- return Interfaces.Unsigned_32 is
- begin
- return Interfaces.Unsigned_32 (Info.My_Time_Reference_High);
- end Time_Reference_High;
-
- function Version
- (Info : in Broadcast_Info)
- return Short_Integer is
- begin
- return Short_Integer (Info.My_Version);
- end Version;
-
- function Umid
- (Info : in Broadcast_Info)
- return String is
- begin
- return Interfaces.C.To_Ada
- (Info.My_Umid,
- Interfaces.C.Is_Nul_Terminated (Info.My_Umid));
- end Umid;
-
- function Reserved
- (Info : in Broadcast_Info)
- return String is
- begin
- return Interfaces.C.To_Ada
- (Info.My_Reserved,
- Interfaces.C.Is_Nul_Terminated (Info.My_Reserved));
- end Reserved;
-
- function Coding_History_Size
- (Info : in Broadcast_Info)
- return Interfaces.Unsigned_32 is
- begin
- return Interfaces.Unsigned_32 (Info.My_Coding_History_Size);
- end Coding_History_Size;
-
- function Coding_History
- (Info : in Broadcast_Info)
- return String is
- begin
- return Interfaces.C.To_Ada
- (Info.My_Coding_History,
- Interfaces.C.Is_Nul_Terminated (Info.My_Coding_History));
- end Coding_History;
+ function Base
+ (Info : in Instrument_Info)
+ return Instrument_Data is
+ begin
+ return Result : Instrument_Data do
+ Result.Gain := Integer (Info.C_Data.My_Gain);
+ Result.Basenote := Character (Info.C_Data.My_Basenote);
+ Result.Detune := Character (Info.C_Data.My_Detune);
+ Result.Velocity_Low := Character (Info.C_Data.My_Velocity_Lo);
+ Result.Velocity_High := Character (Info.C_Data.My_Velocity_Hi);
+ Result.Key_Low := Character (Info.C_Data.My_Key_Lo);
+ Result.Key_High := Character (Info.C_Data.My_Key_Hi);
+ end return;
+ end Base;
+
+ function Repeats
+ (Info : in Instrument_Info)
+ return Loop_Data_Array is
+ begin
+ return Result : Loop_Data_Array (1 .. Integer (Info.C_Data.My_Loop_Count)) do
+ for Index in Result'Range loop
+ Result (Index).Mode :=
+ To_Ada (Info.C_Data.My_Loops (Index).My_Mode);
+ Result (Index).Start :=
+ Interfaces.Unsigned_32 (Info.C_Data.My_Loops (Index).My_Start);
+ Result (Index).Finish :=
+ Interfaces.Unsigned_32 (Info.C_Data.My_Loops (Index).My_End);
+ Result (Index).Count :=
+ Interfaces.Unsigned_32 (Info.C_Data.My_Loops (Index).My_Count);
+ end loop;
+ end return;
+ end Repeats;
@@ -714,7 +684,7 @@ package body Libsndfile.Commands is
(Index : in Positive)
return Format_Info
is
- Result : Format_Info :=
+ Raw : C_Format_Info :=
(My_Format => Interfaces.C.int (Index) - 1,
My_Name => Interfaces.C.Strings.Null_Ptr,
My_Extension => Interfaces.C.Strings.Null_Ptr);
@@ -723,12 +693,12 @@ package body Libsndfile.Commands is
Code := sf_command
(System.Null_Address,
sfc_get_simple_format,
- Result'Address,
- Format_Info'Size / Interfaces.C.CHAR_BIT);
+ Raw'Address,
+ C_Format_Info'Size / Interfaces.C.CHAR_BIT);
if Code /= 0 then
raise Command_Error;
else
- return Result;
+ return (C_Data => Raw);
end if;
end Get_Simple_Format;
@@ -736,7 +706,7 @@ package body Libsndfile.Commands is
(Format : in Interfaces.C.int)
return Format_Info
is
- Result : Format_Info :=
+ Raw : C_Format_Info :=
(My_Format => Format,
My_Name => Interfaces.C.Strings.Null_Ptr,
My_Extension => Interfaces.C.Strings.Null_Ptr);
@@ -745,12 +715,12 @@ package body Libsndfile.Commands is
Code := sf_command
(System.Null_Address,
sfc_get_format_info,
- Result'Address,
- Format_Info'Size / Interfaces.C.CHAR_BIT);
+ Raw'Address,
+ C_Format_Info'Size / Interfaces.C.CHAR_BIT);
if Code /= 0 then
raise Command_Error;
else
- return Result;
+ return (C_Data => Raw);
end if;
end Do_Get_Format_Info;
@@ -785,7 +755,7 @@ package body Libsndfile.Commands is
(Index : in Positive)
return Format_Info
is
- Result : Format_Info :=
+ Raw : C_Format_Info :=
(My_Format => Interfaces.C.int (Index) - 1,
My_Name => Interfaces.C.Strings.Null_Ptr,
My_Extension => Interfaces.C.Strings.Null_Ptr);
@@ -794,12 +764,12 @@ package body Libsndfile.Commands is
Code := sf_command
(System.Null_Address,
sfc_get_format_major,
- Result'Address,
- Format_Info'Size / Interfaces.C.CHAR_BIT);
+ Raw'Address,
+ C_Format_Info'Size / Interfaces.C.CHAR_BIT);
if Code /= 0 then
raise Command_Error;
else
- return Result;
+ return (C_Data => Raw);
end if;
end Get_Format_Major;
@@ -820,7 +790,7 @@ package body Libsndfile.Commands is
(Index : in Positive)
return Format_Info
is
- Result : Format_Info :=
+ Raw : C_Format_Info :=
(My_Format => Interfaces.C.int (Index) - 1,
My_Name => Interfaces.C.Strings.Null_Ptr,
My_Extension => Interfaces.C.Strings.Null_Ptr);
@@ -829,12 +799,12 @@ package body Libsndfile.Commands is
Code := sf_command
(System.Null_Address,
sfc_get_format_subtype,
- Result'Address,
- Format_Info'Size / Interfaces.C.CHAR_BIT);
+ Raw'Address,
+ C_Format_Info'Size / Interfaces.C.CHAR_BIT);
if Code /= 0 then
raise Command_Error;
else
- return Result;
+ return (C_Data => Raw);
end if;
end Get_Format_Subtype;
@@ -937,14 +907,16 @@ package body Libsndfile.Commands is
(File : in Sound_File)
return Embedded_Info
is
- Info : Embedded_Info;
+ Raw : C_Embedded_Info;
Code : Interfaces.C.int;
begin
- Code := asfc_get_embed_file_info (File.Ptr, Info);
+ Code := asfc_get_embed_file_info (File.Ptr, Raw);
if Code /= 0 then
raise Command_Error;
else
- return Info;
+ return
+ (Offset => Count_Type (Raw.My_Offset),
+ Length => Count_Type (Raw.My_Length));
end if;
end Get_Embedded_File_Info;
@@ -1097,16 +1069,30 @@ package body Libsndfile.Commands is
(File : in Sound_File)
return Broadcast_Info
is
- Result : Broadcast_Info;
+ Raw : C_Broadcast_Info;
Code : Interfaces.C.int;
begin
Code := sf_command
(File.Ptr,
sfc_get_broadcast_info,
- Result'Address,
- Broadcast_Info'Size / Interfaces.C.CHAR_BIT);
+ Raw'Address,
+ C_Broadcast_Info'Size / Interfaces.C.CHAR_BIT);
if Code = sf_true then
- return Result;
+ return Result : Broadcast_Info do
+ Result.Description := Interfaces.C.To_Ada (Raw.My_Description, False);
+ Result.Originator := Interfaces.C.To_Ada (Raw.My_Originator, False);
+ Result.Originator_Reference :=
+ Interfaces.C.To_Ada (Raw.My_Originator_Reference, False);
+ Result.Origination_Date := Interfaces.C.To_Ada (Raw.My_Origination_Date, False);
+ Result.Origination_Time := Interfaces.C.To_Ada (Raw.My_Origination_Time, False);
+ Result.Time_Reference_Low := Interfaces.Unsigned_32 (Raw.My_Time_Reference_Low);
+ Result.Time_Reference_High := Interfaces.Unsigned_32 (Raw.My_Time_Reference_High);
+ Result.Version := Short_Integer (Raw.My_Version);
+ Result.Umid := Interfaces.C.To_Ada (Raw.My_Umid, False);
+ Result.Reserved := Interfaces.C.To_Ada (Raw.My_Reserved, False);
+ Result.Coding_History_Size := Interfaces.Unsigned_32 (Raw.My_Coding_History_Size);
+ Result.Coding_History := Interfaces.C.To_Ada (Raw.My_Coding_History, False);
+ end return;
elsif Code = sf_false then
raise Command_Error;
else
@@ -1118,13 +1104,26 @@ package body Libsndfile.Commands is
(File : in Sound_File;
Value : in Broadcast_Info)
is
+ C_Data : C_Broadcast_Info :=
+ (My_Description => Interfaces.C.To_C (Value.Description, False),
+ My_Originator => Interfaces.C.To_C (Value.Originator, False),
+ My_Originator_Reference => Interfaces.C.To_C (Value.Originator_Reference, False),
+ My_Origination_Date => Interfaces.C.To_C (Value.Origination_Date, False),
+ My_Origination_Time => Interfaces.C.To_C (Value.Origination_Time, False),
+ My_Time_Reference_Low => Interfaces.C.unsigned (Value.Time_Reference_Low),
+ My_Time_Reference_High => Interfaces.C.unsigned (Value.Time_Reference_High),
+ My_Version => Interfaces.C.short (Value.Version),
+ My_Umid => Interfaces.C.To_C (Value.Umid, False),
+ My_Reserved => Interfaces.C.To_C (Value.Reserved, False),
+ My_Coding_History_Size => Interfaces.C.unsigned (Value.Coding_History_Size),
+ My_Coding_History => Interfaces.C.To_C (Value.Coding_History, False));
Code : Interfaces.C.int;
begin
Code := sf_command
(File.Ptr,
sfc_set_broadcast_info,
- Value'Address,
- Broadcast_Info'Size / Interfaces.C.CHAR_BIT);
+ C_Data'Address,
+ C_Broadcast_Info'Size / Interfaces.C.CHAR_BIT);
if Code = sf_false then
raise Command_Error;
elsif Code /= sf_true then
@@ -1182,6 +1181,171 @@ package body Libsndfile.Commands is
end if;
end Set_Channel_Map_Info;
+ function Get_Cart_Info
+ (File : in Sound_File)
+ return Cart_Info
+ is
+ Raw : C_Cart_Info;
+ Code : Interfaces.C.int;
+ begin
+ Code := sf_command
+ (File.Ptr,
+ sfc_get_cart_info,
+ Raw'Address,
+ Raw'Size / Interfaces.C.CHAR_BIT);
+ if Code = sf_false then
+ raise Command_Error;
+ elsif Code = sf_true then
+ return Result : Cart_Info (Natural (Raw.My_Tag_Text_Size)) do
+ Result.Version := Interfaces.C.To_Ada (Raw.My_Version, False);
+ Result.Title := Interfaces.C.To_Ada (Raw.My_Title, False);
+ Result.Artist := Interfaces.C.To_Ada (Raw.My_Artist, False);
+ Result.Cut_ID := Interfaces.C.To_Ada (Raw.My_Cut_ID, False);
+ Result.Client_ID := Interfaces.C.To_Ada (Raw.My_Client_ID, False);
+ Result.Category := Interfaces.C.To_Ada (Raw.My_Category, False);
+ Result.Classification := Interfaces.C.To_Ada (Raw.My_Classification, False);
+ Result.Out_Cue := Interfaces.C.To_Ada (Raw.My_Out_Cue, False);
+ Result.Start_Date := Interfaces.C.To_Ada (Raw.My_Start_Date, False);
+ Result.Start_Time := Interfaces.C.To_Ada (Raw.My_Start_Time, False);
+ Result.End_Date := Interfaces.C.To_Ada (Raw.My_End_Date, False);
+ Result.End_Time := Interfaces.C.To_Ada (Raw.My_End_Time, False);
+ Result.Producer_App_ID := Interfaces.C.To_Ada (Raw.My_Producer_App_ID, False);
+ Result.Producer_App_Version :=
+ Interfaces.C.To_Ada (Raw.My_Producer_App_Version, False);
+ Result.User_Defined := Interfaces.C.To_Ada (Raw.My_User_Def, False);
+ Result.Level_Reference := Long_Integer (Raw.My_Level_Reference);
+ for Index in Result.Post_Timers'Range loop
+ Result.Post_Timers (Index).Usage :=
+ Interfaces.C.To_Ada (Raw.My_Post_Timers (Index).My_Usage, False);
+ Result.Post_Timers (Index).Value := Raw.My_Post_Timers (Index).My_Value;
+ end loop;
+ Result.Reserved := Interfaces.C.To_Ada (Raw.My_Reserved, False);
+ Result.URL := Interfaces.C.To_Ada (Raw.My_URL, False);
+ Result.Tag_Text := Interfaces.C.To_Ada
+ (Raw.My_Tag_Text (1 .. Interfaces.C.size_t (Raw.My_Tag_Text_Size)), False);
+ end return;
+ else
+ raise Program_Error;
+ end if;
+ end Get_Cart_Info;
+
+ procedure Set_Cart_Info
+ (File : in Sound_File;
+ Info : in Cart_Info)
+ is
+ C_Data : C_Cart_Info :=
+ (My_Version => Interfaces.C.To_C (Info.Version, False),
+ My_Title => Interfaces.C.To_C (Info.Title, False),
+ My_Artist => Interfaces.C.To_C (Info.Artist, False),
+ My_Cut_ID => Interfaces.C.To_C (Info.Cut_ID, False),
+ My_Client_ID => Interfaces.C.To_C (Info.Client_ID, False),
+ My_Category => Interfaces.C.To_C (Info.Category, False),
+ My_Classification => Interfaces.C.To_C (Info.Classification, False),
+ My_Out_Cue => Interfaces.C.To_C (Info.Out_Cue, False),
+ My_Start_Date => Interfaces.C.To_C (Info.Start_Date, False),
+ My_Start_Time => Interfaces.C.To_C (Info.Start_Time, False),
+ My_End_Date => Interfaces.C.To_C (Info.End_Date, False),
+ My_End_Time => Interfaces.C.To_C (Info.End_Time, False),
+ My_Producer_App_ID => Interfaces.C.To_C (Info.Producer_App_ID, False),
+ My_Producer_App_Version => Interfaces.C.To_C (Info.Producer_App_Version, False),
+ My_User_Def => Interfaces.C.To_C (Info.User_Defined, False),
+ My_Level_Reference => Interfaces.C.long (Info.Level_Reference),
+ My_Post_Timers => (others => (" ", 0)),
+ My_Reserved => Interfaces.C.To_C (Info.Reserved, False),
+ My_URL => Interfaces.C.To_C (Info.URL, False),
+ My_Tag_Text_Size => Interfaces.C.unsigned (Info.Tag_Size),
+ My_Tag_Text => (others => ' '));
+ Code : Interfaces.C.int;
+ begin
+ for Index in C_Data.My_Post_Timers'Range loop
+ C_Data.My_Post_Timers (Index).My_Usage := Interfaces.C.To_C
+ (Info.Post_Timers (Index).Usage, False);
+ C_Data.My_Post_Timers (Index).My_Value := Info.Post_Timers (Index).Value;
+ end loop;
+ C_Data.My_Tag_Text (1 .. Interfaces.C.size_t (C_Data.My_Tag_Text_Size)) :=
+ Interfaces.C.To_C (Info.Tag_Text, False);
+ Code := sf_command
+ (File.Ptr,
+ sfc_set_cart_info,
+ C_Data'Address,
+ C_Data'Size / Interfaces.C.CHAR_BIT);
+ if Code = sf_false then
+ raise Command_Error;
+ elsif Code /= sf_true then
+ raise Program_Error;
+ end if;
+ end Set_Cart_Info;
+
+ function Get_Loop_Info
+ (File : in Sound_File)
+ return Loop_Info
+ is
+ Raw : C_Loop_Info;
+ Code : Interfaces.C.int;
+ begin
+ Code := sf_command
+ (File.Ptr,
+ sfc_get_loop_info,
+ Raw'Address,
+ C_Loop_Info'Size / Interfaces.C.CHAR_BIT);
+ if Code = sf_false then
+ raise Command_Error;
+ elsif Code = sf_true then
+ return Result : Loop_Info do
+ Result.Time_Sig_Num := Short_Integer (Raw.My_Time_Sig_Num);
+ Result.Time_Sig_Den := Short_Integer (Raw.My_Time_Sig_Den);
+ Result.Mode := To_Ada (Raw.My_Loop_Mode);
+ Result.Beats := Positive (Raw.My_Num_Beats);
+ Result.BPM := Beats_Per_Minute (Raw.My_BPM);
+ Result.Root_Key := MIDI_Note (Raw.My_Root_Key);
+ for Index in Result.Future'Range loop
+ Result.Future (Index) := Integer (Raw.My_Future (Index));
+ end loop;
+ end return;
+ else
+ raise Program_Error;
+ end if;
+ end Get_Loop_Info;
+
+ function Get_Instrument
+ (File : in Sound_File)
+ return Instrument_Info
+ is
+ Result : Instrument_Info;
+ Code : Interfaces.C.int;
+ begin
+ Code := sf_command
+ (File.Ptr,
+ sfc_get_instrument,
+ Result.C_Data'Address,
+ C_Instrument_Info'Size / Interfaces.C.CHAR_BIT);
+ if Code = sf_false then
+ raise Command_Error;
+ elsif Code = sf_true then
+ return Result;
+ else
+ raise Program_Error;
+ end if;
+ end Get_Instrument;
+
+ procedure Set_Instrument
+ (File : in Sound_File;
+ Info : in Instrument_Info)
+ is
+ Code : Interfaces.C.int;
+ begin
+ Code := sf_command
+ (File.Ptr,
+ sfc_set_instrument,
+ Info.C_Data'Address,
+ C_Instrument_Info'Size / Interfaces.C.CHAR_BIT);
+ if Code = sf_false then
+ raise Command_Error;
+ elsif Code /= sf_true then
+ raise Program_Error;
+ end if;
+ end Set_Instrument;
+
function Get_Cue_Count
(File : in Sound_File)
return Interfaces.Unsigned_32
@@ -1203,6 +1367,74 @@ package body Libsndfile.Commands is
end if;
end Get_Cue_Count;
+ function Get_Cue
+ (File : in Sound_File)
+ return Cue_Marker_Array
+ is
+ Raw : C_Cue_Info;
+ Code : Interfaces.C.int;
+ begin
+ Code := sf_command
+ (File.Ptr,
+ sfc_get_cue,
+ Raw'Address,
+ C_Cue_Info'Size / Interfaces.C.CHAR_BIT);
+ if Code = sf_false then
+ raise Command_Error;
+ elsif Code = sf_true then
+ return Result : Cue_Marker_Array (1 .. Integer (Raw.My_Cue_Count)) do
+ for Index in Result'Range loop
+ Result (Index).Index := Integer (Raw.My_Cue_Points (Index).My_Indx);
+ Result (Index).Position := Raw.My_Cue_Points (Index).My_Position;
+ Result (Index).FCC_Chunk := Integer (Raw.My_Cue_Points (Index).My_FCC_Chunk);
+ Result (Index).Chunk_Start :=
+ Integer (Raw.My_Cue_Points (Index).My_Chunk_Start);
+ Result (Index).Block_Start :=
+ Integer (Raw.My_Cue_Points (Index).My_Block_Start);
+ Result (Index).Sample_Offset := Raw.My_Cue_Points (Index).My_Sample_Offset;
+ Result (Index).Name :=
+ Interfaces.C.To_Ada (Raw.My_Cue_Points (Index).My_Name, False);
+ end loop;
+ end return;
+ else
+ raise Program_Error;
+ end if;
+ end Get_Cue;
+
+ procedure Set_Cue
+ (File : in Sound_File;
+ Info : in Cue_Marker_Array)
+ is
+ C_Data : C_Cue_Info;
+ Code : Interfaces.C.int;
+ begin
+ C_Data.My_Cue_Count := Info'Length;
+ for Index in Info'Range loop
+ C_Data.My_Cue_Points (Index).My_Indx :=
+ Interfaces.Integer_32 (Info (Index).Index);
+ C_Data.My_Cue_Points (Index).My_Position := Info (Index).Position;
+ C_Data.My_Cue_Points (Index).My_FCC_Chunk :=
+ Interfaces.Integer_32 (Info (Index).FCC_Chunk);
+ C_Data.My_Cue_Points (Index).My_Chunk_Start :=
+ Interfaces.Integer_32 (Info (Index).Chunk_Start);
+ C_Data.My_Cue_Points (Index).My_Block_Start :=
+ Interfaces.Integer_32 (Info (Index).Block_Start);
+ C_Data.My_Cue_Points (Index).My_Sample_Offset := Info (Index).Sample_Offset;
+ C_Data.My_Cue_Points (Index).My_Name :=
+ Interfaces.C.To_C (Info (Index).Name, False);
+ end loop;
+ Code := sf_command
+ (File.Ptr,
+ sfc_set_cue,
+ C_Data'Address,
+ C_Cue_Info'Size / Interfaces.C.CHAR_BIT);
+ if Code = sf_false then
+ raise Command_Error;
+ elsif Code /= sf_true then
+ raise Program_Error;
+ end if;
+ end Set_Cue;
+
procedure RF64_Auto_Downgrade
(File : in Sound_File;
Value : in Boolean)
diff --git a/src/libsndfile-commands.ads b/src/libsndfile-commands.ads
index 8540fdc..45e5098 100644
--- a/src/libsndfile-commands.ads
+++ b/src/libsndfile-commands.ads
@@ -23,7 +23,7 @@ package Libsndfile.Commands is
type Long_Float_Array is array (Positive range <>) of Long_Float;
- type Format_Info is private;
+ type Format_Info is tagged private;
function Major
(Info : in Format_Info)
@@ -46,16 +46,10 @@ package Libsndfile.Commands is
return String;
- type Embedded_Info is private;
-
- function Offset
- (Info : in Embedded_Info)
- return Count_Type;
-
- function Length
- (Info : in Embedded_Info)
- return Count_Type;
-
+ type Embedded_Info is record
+ Offset : Count_Type;
+ Length : Count_Type;
+ end record;
type Ambisonic is
(Ambisonic_Unsupported,
@@ -64,81 +58,20 @@ package Libsndfile.Commands is
subtype Compression is Long_Float range 0.0 .. 1.0;
-
- type Broadcast_Info is private;
-
- function Create
- (Description : in String;
- Originator : in String;
- Originator_Reference : in String;
- Origination_Date : in String;
- Origination_Time : in String;
- Time_Reference_Low : in Interfaces.Unsigned_32;
- Time_Reference_High : in Interfaces.Unsigned_32;
- Version : in Short_Integer;
- Umid : in String;
- Reserved : in String;
- Coding_History_Size : in Interfaces.Unsigned_32;
- Coding_History : in String)
- return Broadcast_Info
- with Pre =>
- Description'Length <= 256 and
- Originator'Length <= 32 and
- Originator_Reference'Length <= 32 and
- Origination_Date'Length <= 10 and
- Origination_Time'Length <= 8 and
- Umid'Length <= 64 and
- Reserved'Length <= 190 and
- Coding_History'Length <= 256;
-
- function Description
- (Info : in Broadcast_Info)
- return String;
-
- function Originator
- (Info : in Broadcast_Info)
- return String;
-
- function Originator_Reference
- (Info : in Broadcast_Info)
- return String;
-
- function Origination_Date
- (Info : in Broadcast_Info)
- return String;
-
- function Origination_Time
- (Info : in Broadcast_Info)
- return String;
-
- function Time_Reference_Low
- (Info : in Broadcast_Info)
- return Interfaces.Unsigned_32;
-
- function Time_Reference_High
- (Info : in Broadcast_Info)
- return Interfaces.Unsigned_32;
-
- function Version
- (Info : in Broadcast_Info)
- return Short_Integer;
-
- function Umid
- (Info : in Broadcast_Info)
- return String;
-
- function Reserved
- (Info : in Broadcast_Info)
- return String;
-
- function Coding_History_Size
- (Info : in Broadcast_Info)
- return Interfaces.Unsigned_32;
-
- function Coding_History
- (Info : in Broadcast_Info)
- return String;
-
+ type Broadcast_Info is record
+ Description : String (1 .. 256);
+ Originator : String (1 .. 32);
+ Originator_Reference : String (1 .. 32);
+ Origination_Date : String (1 .. 10);
+ Origination_Time : String (1 .. 8);
+ Time_Reference_Low : Interfaces.Unsigned_32;
+ Time_Reference_High : Interfaces.Unsigned_32;
+ Version : Short_Integer;
+ Umid : String (1 .. 64);
+ Reserved : String (1 .. 190);
+ Coding_History_Size : Interfaces.Unsigned_32;
+ Coding_History : String (1 .. 256);
+ end record;
type Channel_Map is
(Map_Invalid,
@@ -172,6 +105,117 @@ package Libsndfile.Commands is
type Channel_Map_Array is array (Positive range <>) of Channel_Map;
+
+ type Cart_Timer is record
+ Usage : String (1 .. 4);
+ Value : Interfaces.Integer_32;
+ end record;
+
+ type Cart_Timer_Array is array (Positive range <>) of Cart_Timer;
+
+ -- Is 1024 enough? Who knows! I hate this API
+ Max_Cart_Tag_Size : constant Natural := 1024;
+
+ type Cart_Info (Tag_Size : Natural) is record
+ Version : String (1 .. 4);
+ Title : String (1 .. 64);
+ Artist : String (1 .. 64);
+ Cut_ID : String (1 .. 64);
+ Client_ID : String (1 .. 64);
+ Category : String (1 .. 64);
+ Classification : String (1 .. 64);
+ Out_Cue : String (1 .. 64);
+ Start_Date : String (1 .. 10);
+ Start_Time : String (1 .. 8);
+ End_Date : String (1 .. 10);
+ End_Time : String (1 .. 8);
+ Producer_App_ID : String (1 .. 64);
+ Producer_App_Version : String (1 .. 64);
+ User_Defined : String (1 .. 64);
+ Level_Reference : Long_Integer;
+ Post_Timers : Cart_Timer_Array (1 .. 8);
+ Reserved : String (1 .. 276);
+ URL : String (1 .. 1024);
+ Tag_Text : String (1 .. Tag_Size);
+ end record;
+
+
+ type Loop_Mode is
+ (No_Loop,
+ Loop_Forward,
+ Loop_Backward,
+ Loop_Alternating);
+
+ type Beats_Per_Minute is delta 10.0**(-2) digits 5 range 0.0 .. 655.0;
+
+ subtype MIDI_Note is Integer range -1 .. 127;
+ No_Note : constant MIDI_Note := -1;
+
+ type Integer_Array is array (Positive range <>) of Integer;
+
+ type Loop_Info is record
+ Time_Sig_Num : Short_Integer;
+ Time_Sig_Den : Short_Integer;
+ Mode : Loop_Mode;
+ Beats : Positive;
+ BPM : Beats_Per_Minute;
+ Root_Key : MIDI_Note;
+ Future : Integer_Array (1 .. 6);
+ end record;
+
+
+ -- Many of these fields should likely be something more specific
+ -- However it is hard to tell exactly what would be best
+ type Instrument_Data is record
+ Gain : Integer;
+ Basenote : Character;
+ Detune : Character;
+ Velocity_Low : Character;
+ Velocity_High : Character;
+ Key_Low : Character;
+ Key_High : Character;
+ end record;
+
+ type Loop_Data is record
+ Mode : Loop_Mode;
+ Start : Interfaces.Unsigned_32;
+ Finish : Interfaces.Unsigned_32;
+ Count : Interfaces.Unsigned_32;
+ end record;
+
+ type Loop_Data_Array is array (Positive range <>) of Loop_Data;
+
+ type Instrument_Info is tagged private;
+
+ function Create
+ (Base : in Instrument_Data;
+ Repeats : in Loop_Data_Array)
+ return Instrument_Info
+ with Pre => Repeats'Length <= 16;
+
+ function Base
+ (Info : in Instrument_Info)
+ return Instrument_Data;
+
+ function Repeats
+ (Info : in Instrument_Info)
+ return Loop_Data_Array
+ with Post => Repeats'Result'Length <= 16;
+
+
+ type Cue_Marker is record
+ Index : Integer;
+ Position : Interfaces.Unsigned_32;
+ FCC_Chunk : Integer;
+ Chunk_Start : Integer;
+ Block_Start : Integer;
+ Sample_Offset : Interfaces.Unsigned_32;
+ Name : String (1 .. 256);
+ end record;
+
+ type Cue_Marker_Array is array (Positive range <>) of Cue_Marker;
+
+
type Bitrate_Mode is
(Constant_Mode,
Average_Mode,
@@ -184,7 +228,6 @@ package Libsndfile.Commands is
-- Exceptions --
------------------
- -- May be raised by Get_Signal_Maximum, Get_Maximum_All_Channels
Command_Error : exception;
@@ -359,23 +402,41 @@ package Libsndfile.Commands is
(File : in Sound_File;
Value : in Channel_Map_Array);
- -- Get_Cart_Info goes here
+ function Get_Cart_Info
+ (File : in Sound_File)
+ return Cart_Info
+ with Post => Get_Cart_Info'Result.Tag_Size <= Max_Cart_Tag_Size;
- -- Set_Cart_Info goes here
+ procedure Set_Cart_Info
+ (File : in Sound_File;
+ Info : in Cart_Info)
+ with Pre => Info.Tag_Size <= Max_Cart_Tag_Size;
- -- Get_Loop_Info goes here
+ function Get_Loop_Info
+ (File : in Sound_File)
+ return Loop_Info;
- -- Get_Instrument goes here
+ function Get_Instrument
+ (File : in Sound_File)
+ return Instrument_Info;
- -- Set_Instrument goes here
+ procedure Set_Instrument
+ (File : in Sound_File;
+ Info : in Instrument_Info);
function Get_Cue_Count
(File : in Sound_File)
return Interfaces.Unsigned_32;
- -- Get_Cue goes here
+ function Get_Cue
+ (File : in Sound_File)
+ return Cue_Marker_Array
+ with Post => Get_Cue'Result'Length <= 100;
- -- Set_Cue goes here
+ procedure Set_Cue
+ (File : in Sound_File;
+ Info : in Cue_Marker_Array)
+ with Pre => Info'Length <= 100;
-- Why the hell would you design this command in this way?
-- You shouldn't have to intentionally try to set the thing after writing
@@ -405,23 +466,27 @@ private
-- This corresponds to the C-side SF_FORMAT_INFO
- type Format_Info is record
+ type C_Format_Info is record
My_Format : Interfaces.C.int;
My_Name : Interfaces.C.Strings.chars_ptr;
My_Extension : Interfaces.C.Strings.chars_ptr;
end record with Convention => C;
+ type Format_Info is tagged record
+ C_Data : C_Format_Info;
+ end record;
+
-- This cannot correspond to the C-side SF_EMBED_FILE_INFO struct since
-- sf_count_t can vary
- type Embedded_Info is record
+ type C_Embedded_Info is record
My_Offset : Interfaces.Integer_64;
My_Length : Interfaces.Integer_64;
end record with Convention => C;
-- This corresponds to the C-side SF_BROADCAST_INFO
- type Broadcast_Info is record
+ type C_Broadcast_Info is record
My_Description : Interfaces.C.char_array (1 .. 256);
My_Originator : Interfaces.C.char_array (1 .. 32);
My_Originator_Reference : Interfaces.C.char_array (1 .. 32);
@@ -437,6 +502,110 @@ private
end record with Convention => C;
+ -- This corresponds to the C-side SF_CART_TIMER
+ type C_Cart_Timer is record
+ My_Usage : Interfaces.C.char_array (1 .. 4);
+ My_Value : Interfaces.Integer_32;
+ end record with Convention => C;
+
+ type C_Cart_Timer_Array is array (Positive range <>) of C_Cart_Timer;
+
+ -- This corresponds to the C-side SF_CART_INFO
+ type C_Cart_Info is record
+ My_Version : Interfaces.C.char_array (1 .. 4);
+ My_Title : Interfaces.C.char_array (1 .. 64);
+ My_Artist : Interfaces.C.char_array (1 .. 64);
+ My_Cut_ID : Interfaces.C.char_array (1 .. 64);
+ My_Client_ID : Interfaces.C.char_array (1 .. 64);
+ My_Category : Interfaces.C.char_array (1 .. 64);
+ My_Classification : Interfaces.C.char_array (1 .. 64);
+ My_Out_Cue : Interfaces.C.char_array (1 .. 64);
+ My_Start_Date : Interfaces.C.char_array (1 .. 10);
+ My_Start_Time : Interfaces.C.char_array (1 .. 8);
+ My_End_Date : Interfaces.C.char_array (1 .. 10);
+ My_End_Time : Interfaces.C.char_array (1 .. 8);
+ My_Producer_App_ID : Interfaces.C.char_array (1 .. 64);
+ My_Producer_App_Version : Interfaces.C.char_array (1 .. 64);
+ My_User_Def : Interfaces.C.char_array (1 .. 64);
+ My_Level_Reference : Interfaces.C.long;
+ My_Post_Timers : C_Cart_Timer_Array (1 .. 8);
+ My_Reserved : Interfaces.C.char_array (1 .. 276);
+ My_URL : Interfaces.C.char_array (1 .. 1024);
+ My_Tag_Text_Size : Interfaces.C.unsigned;
+ My_Tag_Text : Interfaces.C.char_array
+ (1 .. Interfaces.C.size_t (Max_Cart_Tag_Size));
+ end record with Convention => C;
+
+
+ type C_Int_Array is array (Positive range <>) of Interfaces.C.int;
+
+ -- This corresponds to the C-side SF_LOOP_INFO struct
+ type C_Loop_Info is record
+ My_Time_Sig_Num : Interfaces.C.short;
+ My_Time_Sig_Den : Interfaces.C.short;
+ My_Loop_Mode : Interfaces.C.int;
+ My_Num_Beats : Interfaces.C.int;
+ My_BPM : Interfaces.C.C_float;
+ My_Root_Key : Interfaces.C.int;
+ My_Future : C_Int_Array (1 .. 6);
+ end record with Convention => C;
+
+
+ type C_Loop_Data is record
+ My_Mode : Interfaces.C.int;
+ My_Start : Interfaces.C.unsigned;
+ My_End : Interfaces.C.unsigned;
+ My_Count : Interfaces.C.unsigned;
+ end record with Convention => C;
+
+ type C_Loop_Data_Array is array (Positive range <>) of C_Loop_Data;
+
+ -- This corresponds to the C-side SF_INSTRUMENT struct
+ type C_Instrument_Info is record
+ My_Gain : Interfaces.C.int;
+ My_Basenote : Interfaces.C.char;
+ My_Detune : Interfaces.C.char;
+ My_Velocity_Lo : Interfaces.C.char;
+ My_Velocity_Hi : Interfaces.C.char;
+ My_Key_Lo : Interfaces.C.char;
+ My_Key_Hi : Interfaces.C.char;
+ My_Loop_Count : Interfaces.C.int;
+ My_Loops : C_Loop_Data_Array (1 .. 16);
+ end record with Convention => C;
+
+ type Instrument_Info is tagged record
+ C_Data : C_Instrument_Info;
+ end record;
+
+
+ type C_Cue is record
+ My_Indx : Interfaces.Integer_32;
+ My_Position : Interfaces.Unsigned_32;
+ My_FCC_Chunk : Interfaces.Integer_32;
+ My_Chunk_Start : Interfaces.Integer_32;
+ My_Block_Start : Interfaces.Integer_32;
+ My_Sample_Offset : Interfaces.Unsigned_32;
+ My_Name : Interfaces.C.char_array (1 .. 256);
+ end record with Convention => C;
+
+ type C_Cue_Array is array (Positive range <>) of C_Cue;
+
+ -- This corresponds to the C-side SF_CUES struct
+ type C_Cue_Info is record
+ My_Cue_Count : Interfaces.C.int;
+ My_Cue_Points : C_Cue_Array (1 .. 100);
+ end record with Convention => C;
+
+
+ function To_Ada
+ (Num : in Interfaces.C.int)
+ return Loop_Mode;
+
+ function To_C
+ (Enum : in Loop_Mode)
+ return Interfaces.C.int;
+
+
end Libsndfile.Commands;