From 41f6aea8fdbc744c13bc461056a2d694a5c4d06f Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Sat, 17 Jul 2004 14:12:30 +0000 Subject: rename src to polyp git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@90 fefdeb5f-60dc-0310-8127-8f9354f1896f --- src/pacat.c | 336 ------------------------------------------------------------ 1 file changed, 336 deletions(-) delete mode 100644 src/pacat.c (limited to 'src/pacat.c') diff --git a/src/pacat.c b/src/pacat.c deleted file mode 100644 index 1d1cc3d5..00000000 --- a/src/pacat.c +++ /dev/null @@ -1,336 +0,0 @@ -/* $Id$ */ - -/*** - This file is part of polypaudio. - - polypaudio is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 2 of the License, - or (at your option) any later version. - - polypaudio is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with polypaudio; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - USA. -***/ - -#ifdef HAVE_CONFIG_H -#include -#endif - -#include -#include -#include -#include -#include -#include -#include - -#include "polyplib.h" -#include "polyplib-error.h" -#include "mainloop.h" -#include "mainloop-signal.h" - -static enum { RECORD, PLAYBACK } mode = PLAYBACK; - -static struct pa_context *context = NULL; -static struct pa_stream *stream = NULL; -static struct pa_mainloop_api *mainloop_api = NULL; - -static void *buffer = NULL; -static size_t buffer_length = 0, buffer_index = 0; - -static void* stdio_source = NULL; - -static void quit(int ret) { - assert(mainloop_api); - mainloop_api->quit(mainloop_api, ret); -} - -static void context_die_callback(struct pa_context *c, void *userdata) { - assert(c); - fprintf(stderr, "Connection to server shut down, exiting.\n"); - quit(1); -} - -static void stream_die_callback(struct pa_stream *s, void *userdata) { - assert(s); - fprintf(stderr, "Stream deleted, exiting.\n"); - quit(1); -} - -static void do_stream_write(size_t length) { - size_t l; - assert(length); - - if (!buffer || !buffer_length) - return; - - l = length; - if (l > buffer_length) - l = buffer_length; - - pa_stream_write(stream, buffer+buffer_index, l); - buffer_length -= l; - buffer_index += l; - - if (!buffer_length) { - free(buffer); - buffer = NULL; - buffer_index = buffer_length = 0; - } -} - -static void stream_write_callback(struct pa_stream *s, size_t length, void *userdata) { - assert(s && length); - - if (stdio_source) - mainloop_api->enable_io(mainloop_api, stdio_source, PA_MAINLOOP_API_IO_EVENT_INPUT); - - if (!buffer) - return; - - do_stream_write(length); -} - -static void stream_read_callback(struct pa_stream *s, const void*data, size_t length, void *userdata) { - assert(s && data && length); - - if (stdio_source) - mainloop_api->enable_io(mainloop_api, stdio_source, PA_MAINLOOP_API_IO_EVENT_OUTPUT); - - if (buffer) { - fprintf(stderr, "Buffer overrrun, dropping incoming data\n"); - return; - } - - buffer = malloc(buffer_length = length); - assert(buffer); - memcpy(buffer, data, length); - buffer_index = 0; -} - -static void stream_complete_callback(struct pa_stream*s, int success, void *userdata) { - assert(s); - - if (!success) { - fprintf(stderr, "Stream creation failed: %s\n", pa_strerror(pa_context_errno(pa_stream_get_context(s)))); - quit(1); - return; - } - - fprintf(stderr, "Stream created.\n"); -} - -static void context_complete_callback(struct pa_context *c, int success, void *userdata) { - static const struct pa_sample_spec ss = { - .format = PA_SAMPLE_S16LE, - .rate = 44100, - .channels = 2 - }; - - assert(c && !stream); - - if (!success) { - fprintf(stderr, "Connection failed: %s\n", pa_strerror(pa_context_errno(c))); - goto fail; - } - - fprintf(stderr, "Connection established.\n"); - - if (!(stream = pa_stream_new(c, mode == PLAYBACK ? PA_STREAM_PLAYBACK : PA_STREAM_RECORD, NULL, "pacat", &ss, NULL, stream_complete_callback, NULL))) { - fprintf(stderr, "pa_stream_new() failed: %s\n", pa_strerror(pa_context_errno(c))); - goto fail; - } - - pa_stream_set_die_callback(stream, stream_die_callback, NULL); - pa_stream_set_write_callback(stream, stream_write_callback, NULL); - pa_stream_set_read_callback(stream, stream_read_callback, NULL); - - return; - -fail: - quit(1); -} - -static void context_drain_complete(struct pa_context*c, void *userdata) { - quit(0); -} - -static void stream_drain_complete(struct pa_stream*s, void *userdata) { - fprintf(stderr, "Playback stream drained.\n"); - - pa_stream_free(stream); - stream = NULL; - - if (pa_context_drain(context, context_drain_complete, NULL) < 0) - quit(0); - else - fprintf(stderr, "Draining connection to server.\n"); -} - -static void stdin_callback(struct pa_mainloop_api*a, void *id, int fd, enum pa_mainloop_api_io_events events, void *userdata) { - size_t l, w = 0; - ssize_t r; - assert(a == mainloop_api && id && stdio_source == id); - - if (buffer) { - mainloop_api->enable_io(mainloop_api, stdio_source, PA_MAINLOOP_API_IO_EVENT_NULL); - return; - } - - if (!stream || !pa_stream_is_ready(stream) || !(l = w = pa_stream_writable_size(stream))) - l = 4096; - - buffer = malloc(l); - assert(buffer); - if ((r = read(fd, buffer, l)) <= 0) { - if (r == 0) { - fprintf(stderr, "Got EOF.\n"); - pa_stream_drain(stream, stream_drain_complete, NULL); - } else { - fprintf(stderr, "read() failed: %s\n", strerror(errno)); - quit(1); - } - - mainloop_api->cancel_io(mainloop_api, stdio_source); - stdio_source = NULL; - return; - } - - buffer_length = r; - buffer_index = 0; - - if (w) - do_stream_write(w); -} - -static void stdout_callback(struct pa_mainloop_api*a, void *id, int fd, enum pa_mainloop_api_io_events events, void *userdata) { - ssize_t r; - assert(a == mainloop_api && id && stdio_source == id); - - if (!buffer) { - mainloop_api->enable_io(mainloop_api, stdio_source, PA_MAINLOOP_API_IO_EVENT_NULL); - return; - } - - assert(buffer_length); - - if ((r = write(fd, buffer+buffer_index, buffer_length)) <= 0) { - fprintf(stderr, "write() failed: %s\n", strerror(errno)); - quit(1); - - mainloop_api->cancel_io(mainloop_api, stdio_source); - stdio_source = NULL; - return; - } - - buffer_length -= r; - buffer_index += r; - - if (!buffer_length) { - free(buffer); - buffer = NULL; - buffer_length = buffer_index = 0; - } -} - -static void exit_signal_callback(void *id, int sig, void *userdata) { - fprintf(stderr, "Got SIGINT, exiting.\n"); - quit(0); - -} - -static void stream_get_latency_callback(struct pa_stream *s, uint32_t latency, void *userdata) { - assert(s); - - if (latency == (uint32_t) -1) { - fprintf(stderr, "Failed to get latency: %s\n", strerror(errno)); - quit(1); - return; - } - - fprintf(stderr, "Current latency is %u usecs.\n", latency); -} - -static void sigusr1_signal_callback(void *id, int sig, void *userdata) { - if (mode == PLAYBACK) { - fprintf(stderr, "Got SIGUSR1, requesting latency.\n"); - pa_stream_get_latency(stream, stream_get_latency_callback, NULL); - } -} - -int main(int argc, char *argv[]) { - struct pa_mainloop* m = NULL; - int ret = 1, r; - char *bn; - - if (!(bn = strrchr(argv[0], '/'))) - bn = argv[0]; - - if (strstr(bn, "rec") || strstr(bn, "mon")) - mode = RECORD; - else if (strstr(bn, "cat") || strstr(bn, "play")) - mode = PLAYBACK; - - fprintf(stderr, "Opening a %s stream.\n", mode == RECORD ? "recording" : "playback"); - - if (!(m = pa_mainloop_new())) { - fprintf(stderr, "pa_mainloop_new() failed.\n"); - goto quit; - } - - mainloop_api = pa_mainloop_get_api(m); - - r = pa_signal_init(mainloop_api); - assert(r == 0); - pa_signal_register(SIGINT, exit_signal_callback, NULL); - pa_signal_register(SIGUSR1, sigusr1_signal_callback, NULL); - signal(SIGPIPE, SIG_IGN); - - if (!(stdio_source = mainloop_api->source_io(mainloop_api, - mode == PLAYBACK ? STDIN_FILENO : STDOUT_FILENO, - mode == PLAYBACK ? PA_MAINLOOP_API_IO_EVENT_INPUT : PA_MAINLOOP_API_IO_EVENT_OUTPUT, - mode == PLAYBACK ? stdin_callback : stdout_callback, NULL))) { - fprintf(stderr, "source_io() failed.\n"); - goto quit; - } - - if (!(context = pa_context_new(mainloop_api, argv[0]))) { - fprintf(stderr, "pa_context_new() failed.\n"); - goto quit; - } - - if (pa_context_connect(context, NULL, context_complete_callback, NULL) < 0) { - fprintf(stderr, "pa_context_connext() failed.\n"); - goto quit; - } - - pa_context_set_die_callback(context, context_die_callback, NULL); - - if (pa_mainloop_run(m, &ret) < 0) { - fprintf(stderr, "pa_mainloop_run() failed.\n"); - goto quit; - } - -quit: - if (stream) - pa_stream_free(stream); - if (context) - pa_context_free(context); - - if (m) { - pa_signal_done(); - pa_mainloop_free(m); - } - - if (buffer) - free(buffer); - - return ret; -} -- cgit