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Open FCD.

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This commit is contained in:
John Greb
2014-11-30 21:59:06 +00:00
parent beda489261
commit 46dcbe6db7
7 changed files with 63 additions and 13 deletions
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plugins/samplesource/fcd/fcdthread.h
+7 -9
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@@ -23,8 +23,9 @@
#include <QWaitCondition>
#include "dsp/samplefifo.h"
#include "dsp/inthalfbandfilter.h"
#include <alsa/asoundlib.h>
#define SAMPLERATE 192000
#define FCDPP_RATE 192000
#define BLOCKSIZE 8192
class FCDThread : public QThread {
@@ -35,17 +36,14 @@ public:
~FCDThread();
void stopWork();
void OpenSource(const char *filename);
bool OpenSource(const char *filename);
void CloseSource();
void set_center_freq(double freq);
int work(int n_items);
void work(int n_items);
private:
int fd;
struct fcd_buffer *buffers;
unsigned int n_buffers;
void *recebuf_ptr;
unsigned int recebuf_len;
unsigned int recebuf_mmap_index;
snd_pcm_format_t fcd_format;
snd_pcm_t* fcd_handle = NULL;
snd_pcm_stream_t fcd_stream;
QMutex m_startWaitMutex;
QWaitCondition m_startWaiter;