4 This file is part of polypaudio.
6 polypaudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published
8 by the Free Software Foundation; either version 2 of the License,
9 or (at your option) any later version.
11 polypaudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with polypaudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
37 #include <polyp/polyplib.h>
38 #include <polyp/polyplib-error.h>
39 #include <polyp/mainloop.h>
40 #include <polyp/mainloop-signal.h>
41 #include <polyp/sample.h>
45 static struct pa_context *context = NULL;
46 static struct pa_mainloop_api *mainloop_api = NULL;
48 static char **process_argv = NULL;
50 static SNDFILE *sndfile = NULL;
51 static struct pa_stream *sample_stream = NULL;
52 static struct pa_sample_spec sample_spec;
53 static size_t sample_length = 0;
55 static char *sample_name = NULL;
66 static void quit(int ret) {
68 mainloop_api->quit(mainloop_api, ret);
72 static void context_drain_complete(struct pa_context *c, void *userdata) {
73 pa_context_disconnect(c);
76 static void drain(void) {
77 struct pa_operation *o;
78 if (!(o = pa_context_drain(context, context_drain_complete, NULL)))
79 pa_context_disconnect(context);
81 pa_operation_unref(o);
84 static void stat_callback(struct pa_context *c, const struct pa_stat_info *i, void *userdata) {
86 fprintf(stderr, "Failed to get statistics: %s\n", pa_strerror(pa_context_errno(c)));
91 fprintf(stderr, "Currently in use: %u blocks containing %u bytes total.\n"
92 "Allocated during whole lifetime: %u blocks containing %u bytes total.\n",
93 i->memblock_total, i->memblock_total_size, i->memblock_allocated, i->memblock_allocated_size);
97 static void play_sample_callback(struct pa_context *c, int success, void *userdata) {
99 fprintf(stderr, "Failed to play sample: %s\n", pa_strerror(pa_context_errno(c)));
107 static void remove_sample_callback(struct pa_context *c, int success, void *userdata) {
109 fprintf(stderr, "Failed to remove sample: %s\n", pa_strerror(pa_context_errno(c)));
117 static void stream_state_callback(struct pa_stream *s, void *userdata) {
120 switch (pa_stream_get_state(s)) {
121 case PA_STREAM_CREATING:
122 case PA_STREAM_READY:
125 case PA_STREAM_TERMINATED:
129 case PA_STREAM_FAILED:
131 fprintf(stderr, "Failed to upload sample: %s\n", pa_strerror(pa_context_errno(pa_stream_get_context(s))));
136 static void stream_write_callback(struct pa_stream *s, size_t length, void *userdata) {
139 assert(s && length && sndfile);
144 assert(sample_length >= length);
145 l = length/pa_frame_size(&sample_spec);
147 if ((sf_readf_float(sndfile, d, l)) != l) {
149 fprintf(stderr, "Premature end of file\n");
153 pa_stream_write(s, d, length, free, 0);
155 sample_length -= length;
157 if (sample_length <= 0) {
158 pa_stream_set_write_callback(sample_stream, NULL, NULL);
159 pa_stream_finish_upload(sample_stream);
163 static void context_state_callback(struct pa_context *c, void *userdata) {
165 switch (pa_context_get_state(c)) {
166 case PA_CONTEXT_CONNECTING:
167 case PA_CONTEXT_AUTHORIZING:
168 case PA_CONTEXT_SETTING_NAME:
171 case PA_CONTEXT_READY:
173 pa_operation_unref(pa_context_stat(c, stat_callback, NULL));
174 else if (action == PLAY_SAMPLE)
175 pa_operation_unref(pa_context_play_sample(c, process_argv[2], NULL, 0x100, play_sample_callback, NULL));
176 else if (action == REMOVE_SAMPLE)
177 pa_operation_unref(pa_context_remove_sample(c, process_argv[2], remove_sample_callback, NULL));
178 else if (action == UPLOAD_SAMPLE) {
180 sample_stream = pa_stream_new(c, sample_name, &sample_spec);
181 assert(sample_stream);
183 pa_stream_set_state_callback(sample_stream, stream_state_callback, NULL);
184 pa_stream_set_write_callback(sample_stream, stream_write_callback, NULL);
185 pa_stream_connect_upload(sample_stream, sample_length);
187 assert(action == EXIT);
188 pa_context_exit_daemon(c);
193 case PA_CONTEXT_TERMINATED:
197 case PA_CONTEXT_FAILED:
199 fprintf(stderr, "Connection failure: %s\n", pa_strerror(pa_context_errno(c)));
204 static void exit_signal_callback(struct pa_mainloop_api *m, struct pa_signal_event *e, int sig, void *userdata) {
205 fprintf(stderr, "Got SIGINT, exiting.\n");
209 int main(int argc, char *argv[]) {
210 struct pa_mainloop* m = NULL;
216 if (!strcmp(argv[1], "stat"))
218 else if (!strcmp(argv[1], "exit"))
220 else if (!strcmp(argv[1], "scache_upload")) {
221 struct SF_INFO sfinfo;
222 action = UPLOAD_SAMPLE;
225 fprintf(stderr, "Please specify a sample file to load\n");
230 sample_name = argv[3];
232 char *f = strrchr(argv[2], '/');
240 strncpy(sample_name = tmp, f, n);
244 memset(&sfinfo, 0, sizeof(sfinfo));
245 if (!(sndfile = sf_open(argv[2], SFM_READ, &sfinfo))) {
246 fprintf(stderr, "Failed to open sound file.\n");
250 sample_spec.format = PA_SAMPLE_FLOAT32;
251 sample_spec.rate = sfinfo.samplerate;
252 sample_spec.channels = sfinfo.channels;
254 sample_length = sfinfo.frames*pa_frame_size(&sample_spec);
255 } else if (!strcmp(argv[1], "scache_play")) {
256 action = PLAY_SAMPLE;
258 fprintf(stderr, "You have to specify a sample name to play\n");
261 } else if (!strcmp(argv[1], "scache_remove")) {
262 action = REMOVE_SAMPLE;
264 fprintf(stderr, "You have to specify a sample name to remove\n");
270 if (action == NONE) {
271 fprintf(stderr, "No valid action specified. Use one of: stat, exit, scache_upload, scache_play, scache_remove\n");
277 if (!(m = pa_mainloop_new())) {
278 fprintf(stderr, "pa_mainloop_new() failed.\n");
282 mainloop_api = pa_mainloop_get_api(m);
284 r = pa_signal_init(mainloop_api);
286 pa_signal_new(SIGINT, exit_signal_callback, NULL);
287 signal(SIGPIPE, SIG_IGN);
289 if (!(context = pa_context_new(mainloop_api, argv[0]))) {
290 fprintf(stderr, "pa_context_new() failed.\n");
294 pa_context_set_state_callback(context, context_state_callback, NULL);
295 pa_context_connect(context, NULL);
297 if (pa_mainloop_run(m, &ret) < 0) {
298 fprintf(stderr, "pa_mainloop_run() failed.\n");
304 pa_stream_unref(sample_stream);
307 pa_context_unref(context);