/*
- Copyright (C) 2012 Paul Brossier <piem@aubio.org>
+ Copyright (C) 2012-2014 Paul Brossier <piem@aubio.org>
This file is part of aubio.
#include "config.h"
-#ifdef __APPLE__
+#ifdef HAVE_SINK_APPLE_AUDIO
#include "aubio_priv.h"
#include "fvec.h"
+#include "fmat.h"
#include "io/sink_apple_audio.h"
+#include "io/ioutils.h"
// CFURLRef, CFURLCreateWithFileSystemPath, ...
#include <CoreFoundation/CoreFoundation.h>
extern int createAubioBufferList(AudioBufferList *bufferList, int channels, int segmentSize);
extern void freeAudioBufferList(AudioBufferList *bufferList);
-extern CFURLRef getURLFromPath(const char * path);
+extern CFURLRef createURLFromPath(const char * path);
char_t *getPrintableOSStatusError(char_t *str, OSStatus error);
+uint_t aubio_sink_apple_audio_open(aubio_sink_apple_audio_t *s);
+
#define MAX_SIZE 4096 // the maximum number of frames that can be written at a time
+void aubio_sink_apple_audio_write(aubio_sink_apple_audio_t *s, uint_t write);
+
struct _aubio_sink_apple_audio_t {
uint_t samplerate;
uint_t channels;
bool async;
};
-aubio_sink_apple_audio_t * new_aubio_sink_apple_audio(char_t * uri, uint_t samplerate) {
+aubio_sink_apple_audio_t * new_aubio_sink_apple_audio(const char_t * uri, uint_t samplerate) {
aubio_sink_apple_audio_t * s = AUBIO_NEW(aubio_sink_apple_audio_t);
+ s->max_frames = MAX_SIZE;
+ s->async = false;
+
+ if (uri == NULL) {
+ AUBIO_ERROR("sink_apple_audio: Aborted opening null path\n");
+ goto beach;
+ }
+ if (s->path != NULL) AUBIO_FREE(s->path);
+ s->path = AUBIO_ARRAY(char_t, strnlen(uri, PATH_MAX) + 1);
+ strncpy(s->path, uri, strnlen(uri, PATH_MAX) + 1);
+
+ s->samplerate = 0;
+ s->channels = 0;
+
+ // zero samplerate given. do not open yet
+ if ((sint_t)samplerate == 0) {
+ return s;
+ }
+ // invalid samplerate given, abort
+ if (aubio_io_validate_samplerate("sink_apple_audio", s->path, samplerate)) {
+ goto beach;
+ }
+
s->samplerate = samplerate;
s->channels = 1;
- s->path = uri;
- s->max_frames = MAX_SIZE;
- s->async = true;
+
+ if (aubio_sink_apple_audio_open(s) != AUBIO_OK) {
+ // open failed, abort
+ goto beach;
+ }
+
+ return s;
+beach:
+ AUBIO_FREE(s);
+ return NULL;
+}
+
+uint_t aubio_sink_apple_audio_preset_samplerate(aubio_sink_apple_audio_t *s, uint_t samplerate)
+{
+ if (aubio_io_validate_samplerate("sink_apple_audio", s->path, samplerate)) {
+ return AUBIO_FAIL;
+ }
+ s->samplerate = samplerate;
+ // automatically open when both samplerate and channels have been set
+ if (s->samplerate != 0 && s->channels != 0) {
+ return aubio_sink_apple_audio_open(s);
+ }
+ return AUBIO_OK;
+}
+
+uint_t aubio_sink_apple_audio_preset_channels(aubio_sink_apple_audio_t *s, uint_t channels)
+{
+ if (aubio_io_validate_channels("sink_apple_audio", s->path, channels)) {
+ return AUBIO_FAIL;
+ }
+ s->channels = channels;
+ // automatically open when both samplerate and channels have been set
+ if (s->samplerate != 0 && s->channels != 0) {
+ return aubio_sink_apple_audio_open(s);
+ }
+ return AUBIO_OK;
+}
+
+uint_t aubio_sink_apple_audio_get_samplerate(const aubio_sink_apple_audio_t *s)
+{
+ return s->samplerate;
+}
+
+uint_t aubio_sink_apple_audio_get_channels(const aubio_sink_apple_audio_t *s)
+{
+ return s->channels;
+}
+
+uint_t aubio_sink_apple_audio_open(aubio_sink_apple_audio_t *s) {
+
+ if (s->samplerate == 0 || s->channels == 0) return AUBIO_FAIL;
AudioStreamBasicDescription clientFormat;
memset(&clientFormat, 0, sizeof(AudioStreamBasicDescription));
clientFormat.mReserved = 0;
AudioFileTypeID fileType = kAudioFileWAVEType;
- CFURLRef fileURL = getURLFromPath(uri);
+ CFURLRef fileURL = createURLFromPath(s->path);
bool overwrite = true;
OSStatus err = noErr;
err = ExtAudioFileCreateWithURL(fileURL, fileType, &clientFormat, NULL,
overwrite ? kAudioFileFlags_EraseFile : 0, &s->audioFile);
+ CFRelease(fileURL);
if (err) {
char_t errorstr[20];
AUBIO_ERR("sink_apple_audio: error when trying to create %s with "
"out of memory? \n", s->path);
goto beach;
}
- return s;
+ return AUBIO_OK;
beach:
- AUBIO_FREE(s);
- return NULL;
+ return AUBIO_FAIL;
}
void aubio_sink_apple_audio_do(aubio_sink_apple_audio_t * s, fvec_t * write_data, uint_t write) {
- OSStatus err = noErr;
UInt32 c, v;
short *data = (short*)s->bufferList.mBuffers[0].mData;
if (write > s->max_frames) {
}
}
}
+ aubio_sink_apple_audio_write(s, write);
+}
+
+void aubio_sink_apple_audio_do_multi(aubio_sink_apple_audio_t * s, fmat_t * write_data, uint_t write) {
+ UInt32 c, v;
+ short *data = (short*)s->bufferList.mBuffers[0].mData;
+ if (write > s->max_frames) {
+ AUBIO_WRN("sink_apple_audio: trying to write %d frames, max %d\n", write, s->max_frames);
+ write = s->max_frames;
+ }
+ smpl_t **buf = write_data->data;
+
+ if (buf) {
+ for (c = 0; c < s->channels; c++) {
+ for (v = 0; v < write; v++) {
+ data[v * s->channels + c] =
+ FLOAT_TO_SHORT(buf[c][v]);
+ }
+ }
+ }
+ aubio_sink_apple_audio_write(s, write);
+}
+
+void aubio_sink_apple_audio_write(aubio_sink_apple_audio_t *s, uint_t write) {
+ OSStatus err = noErr;
if (s->async) {
err = ExtAudioFileWriteAsync(s->audioFile, write, &s->bufferList);
-
if (err) {
char_t errorstr[20];
+ if (err == kExtAudioFileError_AsyncWriteBufferOverflow) {
+ sprintf(errorstr,"buffer overflow");
+ } else if (err == kExtAudioFileError_AsyncWriteTooLarge) {
+ sprintf(errorstr,"write too large");
+ } else {
+ // unknown error
+ getPrintableOSStatusError(errorstr, err);
+ }
AUBIO_ERROR("sink_apple_audio: error while writing %s "
- "in ExtAudioFileWriteAsync (%s), switching to sync\n", s->path,
- getPrintableOSStatusError(errorstr, err));
- s->async = false;
- } else {
- return;
+ "in ExtAudioFileWriteAsync (%s)\n", s->path, errorstr);
}
-
} else {
err = ExtAudioFileWrite(s->audioFile, write, &s->bufferList);
-
if (err) {
char_t errorstr[20];
AUBIO_ERROR("sink_apple_audio: error while writing %s "
getPrintableOSStatusError(errorstr, err));
}
}
- return;
}
-void del_aubio_sink_apple_audio(aubio_sink_apple_audio_t * s) {
+uint_t aubio_sink_apple_audio_close(aubio_sink_apple_audio_t * s) {
OSStatus err = noErr;
- if (!s || !s->audioFile) {
- AUBIO_ERR("sink_apple_audio: failed erasing\n");
- return;
+ if (!s->audioFile) {
+ return AUBIO_FAIL;
}
err = ExtAudioFileDispose(s->audioFile);
if (err) {
getPrintableOSStatusError(errorstr, err));
}
s->audioFile = NULL;
+ return err;
+}
+
+void del_aubio_sink_apple_audio(aubio_sink_apple_audio_t * s) {
+ if (s->audioFile) aubio_sink_apple_audio_close (s);
+ if (s->path) AUBIO_FREE(s->path);
freeAudioBufferList(&s->bufferList);
AUBIO_FREE(s);
return;
}
-#endif /* __APPLE__ */
+#endif /* HAVE_SINK_APPLE_AUDIO */