diff options
| author | Gary Scavone <gary@music.mcgill.ca> | 2013-10-09 23:46:54 +0200 |
|---|---|---|
| committer | Stephen Sinclair <sinclair@music.mcgill.ca> | 2013-10-10 01:08:39 +0200 |
| commit | 8cd04dd6b77f05fe0f032959dfefda58b2ce38ae (patch) | |
| tree | 05ea4287636967811199897e9f6b23fedd87f946 /tests/call_twostreams.cpp | |
| parent | 45906f9f72aaf6578431e68a06a0cdb0bf6ccec8 (diff) | |
Version 3.0
Diffstat (limited to 'tests/call_twostreams.cpp')
| -rw-r--r-- | tests/call_twostreams.cpp | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/tests/call_twostreams.cpp b/tests/call_twostreams.cpp deleted file mode 100644 index 4af0eac..0000000 --- a/tests/call_twostreams.cpp +++ /dev/null @@ -1,162 +0,0 @@ -/******************************************/ -/* - twostreams.cpp - by Gary P. Scavone, 2001 - - Test executable using two streams with - callbacks. -*/ -/******************************************/ - -#include "RtAudio.h" -#include <iostream.h> - -/* -typedef signed long MY_TYPE; -#define FORMAT RtAudio::RTAUDIO_SINT24 -#define SCALE 2147483647.0 - -typedef char MY_TYPE; -#define FORMAT RtAudio::RTAUDIO_SINT8 -#define SCALE 127.0 - -typedef signed short MY_TYPE; -#define FORMAT RtAudio::RTAUDIO_SINT16 -#define SCALE 32767.0 - -typedef signed long MY_TYPE; -#define FORMAT RtAudio::RTAUDIO_SINT32 -#define SCALE 2147483647.0 - -typedef float MY_TYPE; -#define FORMAT RtAudio::RTAUDIO_FLOAT32 -#define SCALE 1.0 -*/ - -typedef double MY_TYPE; -#define FORMAT RtAudio::RTAUDIO_FLOAT64 -#define SCALE 1.0 - -void usage(void) { - /* Error function in case of incorrect command-line - argument specifications - */ - cout << "\nuseage: call_twostreams N fs <device>\n"; - cout << " where N = number of channels,\n"; - cout << " fs = the sample rate,\n"; - cout << " and device = the device to use (default = 0).\n\n"; - exit(0); -} - -int chans; - -int in(char *buffer, int buffer_size, void *data) -{ - extern int chans; - MY_TYPE *my_buffer = (MY_TYPE *) buffer; - MY_TYPE *my_data = (MY_TYPE *) data; - long buffer_bytes = buffer_size * chans * sizeof(MY_TYPE); - - memcpy(my_data, my_buffer, buffer_bytes); - - return 0; -} - -int out(char *buffer, int buffer_size, void *data) -{ - extern int chans; - MY_TYPE *my_buffer = (MY_TYPE *) buffer; - MY_TYPE *my_data = (MY_TYPE *) data; - long buffer_bytes = buffer_size * chans * sizeof(MY_TYPE); - - memcpy(my_buffer, my_data, buffer_bytes); - - return 0; -} - -int main(int argc, char *argv[]) -{ - int buffer_size, stream1 = 0, stream2 = 0, fs, device = 0; - MY_TYPE *data = 0; - RtAudio *audio; - char input; - - // minimal command-line checking - if (argc != 3 && argc != 4 ) usage(); - - chans = (int) atoi(argv[1]); - fs = (int) atoi(argv[2]); - if ( argc == 4 ) - device = (int) atoi(argv[3]); - - // Open the realtime output device - buffer_size = 512; - try { - audio = new RtAudio(); - } - catch (RtError &) { - exit(EXIT_FAILURE); - } - - try { - stream1 = audio->openStream(0, 0, device, chans, - FORMAT, fs, &buffer_size, 8); - stream2 = audio->openStream(device, chans, 0, 0, - FORMAT, fs, &buffer_size, 8); - } - catch (RtError &) { - goto cleanup; - } - - data = (MY_TYPE *) calloc(chans*buffer_size, sizeof(MY_TYPE)); - try { - audio->setStreamCallback(stream1, &in, (void *)data); - audio->setStreamCallback(stream2, &out, (void *)data); - audio->startStream(stream1); - audio->startStream(stream2); - } - catch (RtError &) { - goto cleanup; - } - - cout << "\nRunning two streams (quasi-duplex) ... press <enter> to quit.\n"; - cin.get(input); - - cout << "\nStopping both streams.\n"; - try { - audio->stopStream(stream1); - audio->stopStream(stream2); - } - catch (RtError &) { - goto cleanup; - } - - cout << "\nPress <enter> to restart streams:\n"; - cin.get(input); - - try { - audio->startStream(stream1); - audio->startStream(stream2); - } - catch (RtError &) { - goto cleanup; - } - - cout << "\nRunning two streams (quasi-duplex) ... press <enter> to quit.\n"; - cin.get(input); - - try { - audio->stopStream(stream1); - audio->stopStream(stream2); - } - catch (RtError &) { - } - - cleanup: - audio->closeStream(stream1); - audio->closeStream(stream2); - delete audio; - if (data) free(data); - - return 0; -} |
