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https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git
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ca2265f372
add pkg-config support for GLIB main loop git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@133 fefdeb5f-60dc-0310-8127-8f9354f1896f
99 lines
2.4 KiB
C
99 lines
2.4 KiB
C
/* $Id$ */
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/***
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This file is part of polypaudio.
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polypaudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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polypaudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with polypaudio; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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***/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <polyp/polyplib-simple.h>
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#include <polyp/polyplib-error.h>
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#define BUFSIZE 1024
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/* A simple routine calling UNIX write() in a loop */
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static ssize_t loop_write(int fd, const void*data, size_t size) {
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ssize_t ret = 0;
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while (size > 0) {
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ssize_t r;
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if ((r = write(fd, data, size)) < 0)
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return r;
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if (r == 0)
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break;
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ret += r;
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data += r;
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size -= r;
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}
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return ret;
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}
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int main(int argc, char*argv[]) {
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/* The sample type to use */
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static const struct pa_sample_spec ss = {
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.format = PA_SAMPLE_S16LE,
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.rate = 44100,
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.channels = 2
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};
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struct pa_simple *s = NULL;
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int ret = 1;
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int error;
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/* Create the recording stream */
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if (!(s = pa_simple_new(NULL, argv[0], PA_STREAM_RECORD, NULL, "record", &ss, NULL, &error))) {
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fprintf(stderr, __FILE__": pa_simple_new() failed: %s\n", pa_strerror(error));
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goto finish;
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}
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for (;;) {
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uint8_t buf[BUFSIZE];
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ssize_t r;
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/* Record some data ... */
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if (pa_simple_read(s, buf, sizeof(buf), &error) < 0) {
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fprintf(stderr, __FILE__": pa_simple_read() failed: %s\n", pa_strerror(error));
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goto finish;
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}
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/* And write it to STDOUT */
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if ((r = loop_write(STDOUT_FILENO, buf, sizeof(buf))) <= 0) {
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fprintf(stderr, __FILE__": write() failed: %s\n", strerror(errno));
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goto finish;
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}
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}
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ret = 0;
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finish:
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if (s)
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pa_simple_free(s);
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return ret;
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}
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