diff options
Diffstat (limited to 'pd/portaudio_v18/pa_unix_oss/pa_unix.h')
| -rw-r--r-- | pd/portaudio_v18/pa_unix_oss/pa_unix.h | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/pd/portaudio_v18/pa_unix_oss/pa_unix.h b/pd/portaudio_v18/pa_unix_oss/pa_unix.h deleted file mode 100644 index 55b16d50..00000000 --- a/pd/portaudio_v18/pa_unix_oss/pa_unix.h +++ /dev/null @@ -1,141 +0,0 @@ -/* - * PortAudio Portable Real-Time Audio Library - * Latest Version at: http://www.portaudio.com - * Linux OSS Implementation by douglas repetto and Phil Burk - * - * Copyright (c) 1999-2000 Phil Burk - * - * Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files - * (the "Software"), to deal in the Software without restriction, - * including without limitation the rights to use, copy, modify, merge, - * publish, distribute, sublicense, and/or sell copies of the Software, - * and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice shall be - * included in all copies or substantial portions of the Software. - * - * Any person wishing to distribute modifications to the Software is - * requested to send the modifications to the original developer so that - * they can be incorporated into the canonical version. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - */ - -/* Modification history: - 20020621: pa_unix_oss.c split into pa_unix.c, pa_unix.h, pa_unix_oss.c by - Augustus Saunders. See pa_unix.c for previous history. */ - -/* - PROPOSED - should we add this to "portaudio.h". Problem with - Pa_QueryDevice() not having same driver name os Pa_OpenStream(). - - A PaDriverInfo structure can be passed to the underlying device - on the Pa_OpenStream() call. The contents and interpretation of - the structure is determined by the PA implementation. -*/ -typedef struct PaDriverInfo /* PROPOSED */ -{ - /* Size of structure. Allows driver to extend the structure without breaking existing applications. */ - int size; - /* Can be used to request a specific device name. */ - const char *name; - unsigned long data; -} -PaDriverInfo; - -#include <stdio.h> -#include <stdlib.h> -//#include <malloc.h> -#include <memory.h> -#include <math.h> -#include <sys/ioctl.h> -#include <sys/time.h> -#include <fcntl.h> -#include <unistd.h> -#include <signal.h> -#include <sched.h> -#include <pthread.h> -#include <errno.h> - -#include "portaudio.h" -#include "pa_host.h" -#include "pa_trace.h" - -#define PRINT(x) { printf x; fflush(stdout); } -#define ERR_RPT(x) PRINT(x) -#define DBUG(x) /* PRINT(x) */ -#define DBUGX(x) /* PRINT(x) */ - -#define BAD_DEVICE_ID (-1) - -#define MIN_LATENCY_MSEC (100) -#define MIN_TIMEOUT_MSEC (100) -#define MAX_TIMEOUT_MSEC (1000) - -/************************************************* Definitions ********/ -#ifdef __linux__ - #define DEVICE_NAME_BASE "/dev/dsp" -#else - #define DEVICE_NAME_BASE "/dev/audio" -#endif - -#define MAX_CHARS_DEVNAME (32) -#define MAX_SAMPLE_RATES (10) -typedef struct internalPortAudioDevice -{ - struct internalPortAudioDevice *pad_Next; /* Singly linked list. */ - double pad_SampleRates[MAX_SAMPLE_RATES]; /* for pointing to from pad_Info */ - char pad_DeviceName[MAX_CHARS_DEVNAME]; - PaDeviceInfo pad_Info; -} -internalPortAudioDevice; - -/* Define structure to contain all OSS and Linux specific data. */ -typedef struct PaHostSoundControl -{ - int pahsc_OutputHandle; - int pahsc_InputHandle; - int pahsc_AudioPriority; /* priority of background audio thread */ - pthread_t pahsc_AudioThread; /* background audio thread */ - int pahsc_IsAudioThreadValid; /* Is pahsc_AudioThread valid?*/ pid_t pahsc_AudioThreadPID; /* background audio thread */ - pthread_t pahsc_WatchDogThread; /* highest priority thread that protects system */ - int pahsc_IsWatchDogThreadValid; /* Is pahsc_WatchDogThread valid?*/ - int pahsc_WatchDogRun; /* Ask WatchDog to stop. */ - pthread_t pahsc_CanaryThread; /* low priority thread that detects abuse by audio */ - int pahsc_IsCanaryThreadValid; /* Is pahsc_CanaryThread valid?*/ - struct timeval pahsc_CanaryTime; - int pahsc_CanaryRun; /* Ask Canary to stop. */ - short *pahsc_NativeInputBuffer; - short *pahsc_NativeOutputBuffer; - unsigned int pahsc_BytesPerInputBuffer; /* native buffer size in bytes */ - unsigned int pahsc_BytesPerOutputBuffer; /* native buffer size in bytes */ - /* For measuring CPU utilization. */ - struct timeval pahsc_EntryTime; - double pahsc_InverseMicrosPerBuffer; /* 1/Microseconds of real-time audio per user buffer. */ - - /* For calculating stream time */ - int pahsc_LastPosPtr; - double pahsc_LastStreamBytes; -} -PaHostSoundControl; - -/************************************************* Prototypes **********/ - -internalPortAudioDevice *Pa_GetInternalDevice( PaDeviceID id ); -PaError Pa_QueryDevices( void ); -PaError Pa_QueryDevice( const char *deviceName, internalPortAudioDevice *pad ); -PaError Pa_SetupDeviceFormat( int devHandle, int numChannels, int sampleRate ); -PaError Pa_SetupInputDeviceFormat( int devHandle, int numChannels, int sampleRate ); -PaError Pa_SetupOutputDeviceFormat( int devHandle, int numChannels, int sampleRate ); -void Pa_SetLatency( int devHandle, int numBuffers, int framesPerBuffer, int channelsPerFrame ); -void Pa_UpdateStreamTime(PaHostSoundControl *pahsc); -int Pa_FlushStream(int devHandle); |