Moved public part of libdax_audioxtr.h to libburn.h
This commit is contained in:
parent
14c101811e
commit
c8def5699c
@ -363,9 +363,6 @@ or
|
||||
|
||||
#include "../libburn/libburn.h"
|
||||
|
||||
#ifdef Cdrskin_libburn_has_audioxtR
|
||||
#include "../libburn/libdax_audioxtr.h"
|
||||
#endif
|
||||
|
||||
#ifdef Cdrskin_libburn_has_cleanup_handleR
|
||||
#define Cleanup_set_handlers burn_set_signal_handling
|
||||
|
||||
@ -1 +1 @@
|
||||
#define Cdrskin_timestamP "2010.06.30.112709"
|
||||
#define Cdrskin_timestamP "2010.07.04.131219"
|
||||
|
||||
@ -2716,7 +2716,7 @@ int burn_msgs_set_severities(char *queue_severity,
|
||||
"DEBUG", "ALL".
|
||||
To call with minimum_severity "NEVER" will discard the
|
||||
whole queue.
|
||||
@param error_code Will become a unique error code as liste in
|
||||
@param error_code Will become a unique error code as listed in
|
||||
libburn/libdax_msgs.h
|
||||
@param msg_text Must provide at least BURN_MSGS_MESSAGE_LEN bytes.
|
||||
@param os_errno Will become the eventual errno related to the message
|
||||
@ -2980,6 +2980,110 @@ int burn_drive_get_drive_role(struct burn_drive *d);
|
||||
int burn_drive_equals_adr(struct burn_drive *d1, char *adr2, int drive_role2);
|
||||
|
||||
|
||||
|
||||
/*
|
||||
Audio track data extraction facility.
|
||||
*/
|
||||
|
||||
/* Maximum size for address paths and fmt_info strings */
|
||||
#define LIBDAX_AUDIOXTR_STRLEN 4096
|
||||
|
||||
|
||||
/** Extractor object encapsulating intermediate states of extraction.
|
||||
The clients of libdax_audioxtr shall only allocate pointers to this
|
||||
struct and get a storage object via libdax_audioxtr_new().
|
||||
Appropriate initial value for the pointer is NULL.
|
||||
*/
|
||||
struct libdax_audioxtr;
|
||||
|
||||
|
||||
/** Open an audio file, check wether suitable, create extractor object.
|
||||
@param xtr Opaque handle to extractor. Gets attached extractor object.
|
||||
@param path Address of the audio file to extract. "-" is stdin (but might
|
||||
be not suitable for all futurely supported formats).
|
||||
@param flag Bitfield for control purposes (unused yet, submit 0)
|
||||
@return >0 success
|
||||
0 unsuitable format
|
||||
-1 severe error
|
||||
-2 path not found
|
||||
@since 0.2.4
|
||||
*/
|
||||
int libdax_audioxtr_new(struct libdax_audioxtr **xtr, char *path, int flag);
|
||||
|
||||
|
||||
/** Obtain identification parameters of opened audio source.
|
||||
@param xtr Opaque handle to extractor
|
||||
@param fmt Gets pointed to the audio file format id text: ".wav" , ".au"
|
||||
@param fmt_info Gets pointed to a format info text telling parameters
|
||||
@param num_channels e.g. 1=mono, 2=stereo, etc
|
||||
@param sample_rate e.g. 11025, 44100
|
||||
@param bits_per_sample e.g. 8= 8 bits per sample, 16= 16 bits ...
|
||||
@param msb_first Byte order of samples: 0=Intel 1=Motorola
|
||||
@param flag Bitfield for control purposes (unused yet, submit 0)
|
||||
@return >0 success, <=0 failure
|
||||
@since 0.2.4
|
||||
*/
|
||||
int libdax_audioxtr_get_id(struct libdax_audioxtr *xtr,
|
||||
char **fmt, char **fmt_info,
|
||||
int *num_channels, int *sample_rate,
|
||||
int *bits_per_sample, int *msb_first, int flag);
|
||||
|
||||
|
||||
/** Obtain a prediction about the extracted size based on internal information
|
||||
of the formatted file.
|
||||
@param xtr Opaque handle to extractor
|
||||
@param size Gets filled with the predicted size
|
||||
@param flag Bitfield for control purposes (unused yet, submit 0)
|
||||
@return 1 prediction was possible , 0 no prediction could be made
|
||||
@since 0.2.4
|
||||
*/
|
||||
int libdax_audioxtr_get_size(struct libdax_audioxtr *o, off_t *size, int flag);
|
||||
|
||||
|
||||
/** Obtain next buffer full of extracted data in desired format (only raw audio
|
||||
for now).
|
||||
@param xtr Opaque handle to extractor
|
||||
@param buffer Gets filled with extracted data
|
||||
@param buffer_size Maximum number of bytes to be filled into buffer
|
||||
@param flag Bitfield for control purposes
|
||||
bit0= do not stop at predicted end of data
|
||||
@return >0 number of valid buffer bytes,
|
||||
0 End of file
|
||||
-1 operating system reports error
|
||||
-2 usage error by application
|
||||
@since 0.2.4
|
||||
*/
|
||||
int libdax_audioxtr_read(struct libdax_audioxtr *xtr,
|
||||
char buffer[], int buffer_size, int flag);
|
||||
|
||||
|
||||
/** Try to obtain a file descriptor which will deliver extracted data
|
||||
to normal calls of read(2). This may fail because the format is
|
||||
unsuitable for that, but ".wav" is ok. If this call succeeds the xtr
|
||||
object will have forgotten its file descriptor and libdax_audioxtr_read()
|
||||
will return a usage error. One may use *fd after libdax_audioxtr_destroy()
|
||||
and will have to close it via close(2) when done with it.
|
||||
@param xtr Opaque handle to extractor
|
||||
@param fd Eventually returns the file descriptor number
|
||||
@param flag Bitfield for control purposes
|
||||
bit0= do not dup(2) and close(2) but hand out original fd
|
||||
@return 1 success, 0 cannot hand out fd , -1 severe error
|
||||
@since 0.2.4
|
||||
*/
|
||||
int libdax_audioxtr_detach_fd(struct libdax_audioxtr *o, int *fd, int flag);
|
||||
|
||||
|
||||
/** Clean up after extraction and destroy extractor object.
|
||||
@param xtr Opaque handle to extractor, *xtr is allowed to be NULL,
|
||||
*xtr is set to NULL by this function
|
||||
@param flag Bitfield for control purposes (unused yet, submit 0)
|
||||
@return 1 = destroyed object, 0 = was already destroyed
|
||||
@since 0.2.4
|
||||
*/
|
||||
int libdax_audioxtr_destroy(struct libdax_audioxtr **xtr, int flag);
|
||||
|
||||
|
||||
|
||||
#ifndef DOXYGEN
|
||||
|
||||
BURN_END_DECLS
|
||||
|
||||
@ -25,7 +25,8 @@ extern struct libdax_msgs *libdax_messenger;
|
||||
/* Only this single source module is entitled to do this */
|
||||
#define LIBDAX_AUDIOXTR_H_INTERNAL 1
|
||||
|
||||
/* All clients of the extraction facility must do this */
|
||||
/* All clients of the extraction facility must do this or include libburn.h */
|
||||
#define LIBDAX_AUDIOXTR_H_PUBLIC 1
|
||||
#include "libdax_audioxtr.h"
|
||||
|
||||
|
||||
|
||||
@ -7,6 +7,12 @@
|
||||
#ifndef LIBDAX_AUDIOXTR_H_INCLUDED
|
||||
#define LIBDAX_AUDIOXTR_H_INCLUDED 1
|
||||
|
||||
|
||||
/* Normally this public API is defined in <libburn/libburn.h>
|
||||
This macro enables the definition for programs which only include this file.
|
||||
*/
|
||||
#ifdef LIBDAX_AUDIOXTR_H_PUBLIC
|
||||
|
||||
/* Public Macros */
|
||||
|
||||
/* Maximum size for address paths and fmt_info strings */
|
||||
@ -110,6 +116,7 @@ int libdax_audioxtr_detach_fd(struct libdax_audioxtr *o, int *fd, int flag);
|
||||
*/
|
||||
int libdax_audioxtr_destroy(struct libdax_audioxtr **xtr, int flag);
|
||||
|
||||
#endif /* LIBDAX_AUDIOXTR_H_PUBLIC */
|
||||
|
||||
|
||||
#ifdef LIDBAX_AUDIOXTR________________
|
||||
|
||||
@ -25,18 +25,19 @@
|
||||
#include "../libburn/libdax_msgs.h"
|
||||
struct libdax_msgs *libdax_messenger= NULL;
|
||||
|
||||
/* The API for .wav extraction */
|
||||
#define LIBDAX_AUDIOXTR_H_PUBLIC 1
|
||||
#include "../libburn/libdax_audioxtr.h"
|
||||
|
||||
#else /* Dewav_without_libburN */
|
||||
|
||||
/* This build environment uses libdax_msgs via libburn */
|
||||
/* This build environment uses libdax_msgs and libdax_audioxtr via libburn */
|
||||
/* Thus the API header of libburn */
|
||||
#include "../libburn/libburn.h"
|
||||
|
||||
#endif /* ! Dewav_without_libburN */
|
||||
|
||||
|
||||
/* The API for .wav extraction */
|
||||
#include "../libburn/libdax_audioxtr.h"
|
||||
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
|
||||
Loading…
Reference in New Issue
Block a user