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00021 #ifndef __JackPort__
00022 #define __JackPort__
00023
00024 #include "types.h"
00025 #include "JackConstants.h"
00026 #include "JackCompilerDeps.h"
00027
00028 namespace Jack
00029 {
00030
00031 #define ALL_PORTS 0xFFFF
00032 #define NO_PORT 0xFFFE
00033
00038 class SERVER_EXPORT JackPort
00039 {
00040
00041 friend class JackGraphManager;
00042
00043 private:
00044
00045 int fTypeId;
00046 enum JackPortFlags fFlags;
00047 char fName[JACK_CLIENT_NAME_SIZE + JACK_PORT_NAME_SIZE];
00048 char fAlias1[JACK_CLIENT_NAME_SIZE + JACK_PORT_NAME_SIZE];
00049 char fAlias2[JACK_CLIENT_NAME_SIZE + JACK_PORT_NAME_SIZE];
00050 int fRefNum;
00051
00052 jack_nframes_t fLatency;
00053 jack_nframes_t fTotalLatency;
00054 jack_latency_range_t fPlaybackLatency;
00055 jack_latency_range_t fCaptureLatency;
00056 uint8_t fMonitorRequests;
00057
00058 bool fInUse;
00059 jack_port_id_t fTied;
00060 jack_default_audio_sample_t fBuffer[BUFFER_SIZE_MAX + 4];
00061
00062 bool IsUsed() const
00063 {
00064 return fInUse;
00065 }
00066
00067
00068 void ClearBuffer(jack_nframes_t frames);
00069 void MixBuffers(void** src_buffers, int src_count, jack_nframes_t frames);
00070
00071 public:
00072
00073 JackPort();
00074
00075 bool Allocate(int refnum, const char* port_name, const char* port_type, JackPortFlags flags);
00076 void Release();
00077 const char* GetName() const;
00078 const char* GetShortName() const;
00079 void SetName(const char* name);
00080
00081 int GetAliases(char* const aliases[2]);
00082 int SetAlias(const char* alias);
00083 int UnsetAlias(const char* alias);
00084 bool NameEquals(const char* target);
00085
00086 int GetFlags() const;
00087 const char* GetType() const;
00088
00089 int Tie(jack_port_id_t port_index);
00090 int UnTie();
00091
00092 jack_nframes_t GetLatency() const;
00093 void SetLatency(jack_nframes_t latency);
00094
00095 void SetLatencyRange(jack_latency_callback_mode_t mode, jack_latency_range_t* range);
00096 void GetLatencyRange(jack_latency_callback_mode_t mode, jack_latency_range_t* range) const;
00097
00098 jack_nframes_t GetTotalLatency() const;
00099
00100 int RequestMonitor(bool onoff);
00101 int EnsureMonitor(bool onoff);
00102 bool MonitoringInput()
00103 {
00104 return (fMonitorRequests > 0);
00105 }
00106
00107
00108 jack_default_audio_sample_t* GetBuffer()
00109 {
00110 return (jack_default_audio_sample_t*)((long)fBuffer & ~15L) + 4;
00111 }
00112
00113 int GetRefNum() const;
00114
00115 } POST_PACKED_STRUCTURE;
00116
00117 }
00118
00119
00120 #endif
00121