2 This file is part of PulseAudio.
4 Copyright 2004-2006 Lennart Poettering
5 Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
7 PulseAudio is free software; you can redistribute it and/or modify
8 it under the terms of the GNU Lesser General Public License as published
9 by the Free Software Foundation; either version 2.1 of the License,
10 or (at your option) any later version.
12 PulseAudio is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 General Public License for more details.
17 You should have received a copy of the GNU Lesser General Public License
18 along with PulseAudio; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
40 #include <pulse/i18n.h>
41 #include <pulse/pulseaudio.h>
42 #include <pulse/rtclock.h>
44 #include <pulsecore/macro.h>
45 #include <pulsecore/core-util.h>
46 #include <pulsecore/log.h>
47 #include <pulsecore/sndfile-util.h>
48 #include <pulsecore/core-util.h>
50 #define TIME_EVENT_USEC 50000
52 #define CLEAR_LINE "\x1B[K"
54 static enum { RECORD, PLAYBACK } mode = PLAYBACK;
56 static pa_context *context = NULL;
57 static pa_stream *stream = NULL;
58 static pa_mainloop_api *mainloop_api = NULL;
60 static void *buffer = NULL;
61 static size_t buffer_length = 0, buffer_index = 0;
63 static pa_io_event* stdio_event = NULL;
65 static pa_proplist *proplist = NULL;
66 static char *device = NULL;
68 static SNDFILE* sndfile = NULL;
70 static pa_bool_t verbose = FALSE;
71 static pa_volume_t volume = PA_VOLUME_NORM;
72 static pa_bool_t volume_is_set = FALSE;
74 static pa_sample_spec sample_spec = {
75 .format = PA_SAMPLE_S16LE,
79 static pa_bool_t sample_spec_set = FALSE;
81 static pa_channel_map channel_map;
82 static pa_bool_t channel_map_set = FALSE;
84 static sf_count_t (*readf_function)(SNDFILE *_sndfile, void *ptr, sf_count_t frames) = NULL;
85 static sf_count_t (*writef_function)(SNDFILE *_sndfile, const void *ptr, sf_count_t frames) = NULL;
87 static pa_stream_flags_t flags = 0;
89 static size_t latency = 0, process_time = 0;
90 static int32_t latency_msec = 0, process_time_msec = 0;
92 static pa_bool_t raw = TRUE;
93 static int file_format = -1;
95 /* A shortcut for terminating the application */
96 static void quit(int ret) {
97 pa_assert(mainloop_api);
98 mainloop_api->quit(mainloop_api, ret);
101 /* Connection draining complete */
102 static void context_drain_complete(pa_context*c, void *userdata) {
103 pa_context_disconnect(c);
106 /* Stream draining complete */
107 static void stream_drain_complete(pa_stream*s, int success, void *userdata) {
110 pa_log(_("Failed to drain stream: %s"), pa_strerror(pa_context_errno(context)));
115 pa_log(_("Playback stream drained."));
117 pa_stream_disconnect(stream);
118 pa_stream_unref(stream);
121 if (!pa_context_drain(context, context_drain_complete, NULL))
122 pa_context_disconnect(context);
125 pa_log(_("Draining connection to server."));
130 static void start_drain(void) {
135 pa_stream_set_write_callback(stream, NULL, NULL);
137 if (!(o = pa_stream_drain(stream, stream_drain_complete, NULL))) {
138 pa_log(_("pa_stream_drain(): %s"), pa_strerror(pa_context_errno(context)));
143 pa_operation_unref(o);
148 /* Write some data to the stream */
149 static void do_stream_write(size_t length) {
153 if (!buffer || !buffer_length)
157 if (l > buffer_length)
160 if (pa_stream_write(stream, (uint8_t*) buffer + buffer_index, l, NULL, 0, PA_SEEK_RELATIVE) < 0) {
161 pa_log(_("pa_stream_write() failed: %s"), pa_strerror(pa_context_errno(context)));
169 if (!buffer_length) {
172 buffer_index = buffer_length = 0;
176 /* This is called whenever new data may be written to the stream */
177 static void stream_write_callback(pa_stream *s, size_t length, void *userdata) {
179 pa_assert(length > 0);
185 mainloop_api->io_enable(stdio_event, PA_IO_EVENT_INPUT);
190 do_stream_write(length);
198 if (pa_stream_begin_write(s, &data, &length) < 0) {
199 pa_log(_("pa_stream_begin_write() failed: %s"), pa_strerror(pa_context_errno(context)));
204 if (readf_function) {
205 size_t k = pa_frame_size(&sample_spec);
207 if ((bytes = readf_function(sndfile, data, (sf_count_t) (length/k))) > 0)
208 bytes *= (sf_count_t) k;
211 bytes = sf_read_raw(sndfile, data, (sf_count_t) length);
214 pa_stream_write(s, data, (size_t) bytes, NULL, 0, PA_SEEK_RELATIVE);
216 pa_stream_cancel_write(s);
218 if (bytes < (sf_count_t) length)
223 /* This is called whenever new data may is available */
224 static void stream_read_callback(pa_stream *s, size_t length, void *userdata) {
227 pa_assert(length > 0);
233 mainloop_api->io_enable(stdio_event, PA_IO_EVENT_OUTPUT);
235 while (pa_stream_readable_size(s) > 0) {
238 if (pa_stream_peek(s, &data, &length) < 0) {
239 pa_log(_("pa_stream_peek() failed: %s"), pa_strerror(pa_context_errno(context)));
245 pa_assert(length > 0);
248 buffer = pa_xrealloc(buffer, buffer_length + length);
249 memcpy((uint8_t*) buffer + buffer_length, data, length);
250 buffer_length += length;
252 buffer = pa_xmalloc(length);
253 memcpy(buffer, data, length);
254 buffer_length = length;
264 while (pa_stream_readable_size(s) > 0) {
268 if (pa_stream_peek(s, &data, &length) < 0) {
269 pa_log(_("pa_stream_peek() failed: %s"), pa_strerror(pa_context_errno(context)));
275 pa_assert(length > 0);
277 if (writef_function) {
278 size_t k = pa_frame_size(&sample_spec);
280 if ((bytes = writef_function(sndfile, data, (sf_count_t) (length/k))) > 0)
281 bytes *= (sf_count_t) k;
284 bytes = sf_write_raw(sndfile, data, (sf_count_t) length);
286 if (bytes < (sf_count_t) length)
294 /* This routine is called whenever the stream state changes */
295 static void stream_state_callback(pa_stream *s, void *userdata) {
298 switch (pa_stream_get_state(s)) {
299 case PA_STREAM_CREATING:
300 case PA_STREAM_TERMINATED:
303 case PA_STREAM_READY:
306 const pa_buffer_attr *a;
307 char cmt[PA_CHANNEL_MAP_SNPRINT_MAX], sst[PA_SAMPLE_SPEC_SNPRINT_MAX];
309 pa_log(_("Stream successfully created."));
311 if (!(a = pa_stream_get_buffer_attr(s)))
312 pa_log(_("pa_stream_get_buffer_attr() failed: %s"), pa_strerror(pa_context_errno(pa_stream_get_context(s))));
315 if (mode == PLAYBACK)
316 pa_log(_("Buffer metrics: maxlength=%u, tlength=%u, prebuf=%u, minreq=%u"), a->maxlength, a->tlength, a->prebuf, a->minreq);
318 pa_assert(mode == RECORD);
319 pa_log(_("Buffer metrics: maxlength=%u, fragsize=%u"), a->maxlength, a->fragsize);
323 pa_log(_("Using sample spec '%s', channel map '%s'."),
324 pa_sample_spec_snprint(sst, sizeof(sst), pa_stream_get_sample_spec(s)),
325 pa_channel_map_snprint(cmt, sizeof(cmt), pa_stream_get_channel_map(s)));
327 pa_log(_("Connected to device %s (%u, %ssuspended)."),
328 pa_stream_get_device_name(s),
329 pa_stream_get_device_index(s),
330 pa_stream_is_suspended(s) ? "" : "not ");
335 case PA_STREAM_FAILED:
337 pa_log(_("Stream error: %s"), pa_strerror(pa_context_errno(pa_stream_get_context(s))));
342 static void stream_suspended_callback(pa_stream *s, void *userdata) {
346 if (pa_stream_is_suspended(s))
347 pa_log(_("Stream device suspended.%s"), CLEAR_LINE);
349 pa_log(_("Stream device resumed.%s"), CLEAR_LINE);
353 static void stream_underflow_callback(pa_stream *s, void *userdata) {
357 pa_log(_("Stream underrun.%s"), CLEAR_LINE);
360 static void stream_overflow_callback(pa_stream *s, void *userdata) {
364 pa_log(_("Stream overrun.%s"), CLEAR_LINE);
367 static void stream_started_callback(pa_stream *s, void *userdata) {
371 pa_log(_("Stream started.%s"), CLEAR_LINE);
374 static void stream_moved_callback(pa_stream *s, void *userdata) {
378 pa_log(_("Stream moved to device %s (%u, %ssuspended).%s"), pa_stream_get_device_name(s), pa_stream_get_device_index(s), pa_stream_is_suspended(s) ? "" : _("not "), CLEAR_LINE);
381 static void stream_buffer_attr_callback(pa_stream *s, void *userdata) {
385 pa_log(_("Stream buffer attributes changed.%s"), CLEAR_LINE);
388 static void stream_event_callback(pa_stream *s, const char *name, pa_proplist *pl, void *userdata) {
395 t = pa_proplist_to_string_sep(pl, ", ");
396 pa_log("Got event '%s', properties '%s'", name, t);
400 /* This is called whenever the context status changes */
401 static void context_state_callback(pa_context *c, void *userdata) {
404 switch (pa_context_get_state(c)) {
405 case PA_CONTEXT_CONNECTING:
406 case PA_CONTEXT_AUTHORIZING:
407 case PA_CONTEXT_SETTING_NAME:
410 case PA_CONTEXT_READY: {
411 pa_buffer_attr buffer_attr;
417 pa_log(_("Connection established.%s"), CLEAR_LINE);
419 if (!(stream = pa_stream_new_with_proplist(c, NULL, &sample_spec, &channel_map, proplist))) {
420 pa_log(_("pa_stream_new() failed: %s"), pa_strerror(pa_context_errno(c)));
424 pa_stream_set_state_callback(stream, stream_state_callback, NULL);
425 pa_stream_set_write_callback(stream, stream_write_callback, NULL);
426 pa_stream_set_read_callback(stream, stream_read_callback, NULL);
427 pa_stream_set_suspended_callback(stream, stream_suspended_callback, NULL);
428 pa_stream_set_moved_callback(stream, stream_moved_callback, NULL);
429 pa_stream_set_underflow_callback(stream, stream_underflow_callback, NULL);
430 pa_stream_set_overflow_callback(stream, stream_overflow_callback, NULL);
431 pa_stream_set_started_callback(stream, stream_started_callback, NULL);
432 pa_stream_set_event_callback(stream, stream_event_callback, NULL);
433 pa_stream_set_buffer_attr_callback(stream, stream_buffer_attr_callback, NULL);
435 pa_zero(buffer_attr);
436 buffer_attr.maxlength = (uint32_t) -1;
437 buffer_attr.prebuf = (uint32_t) -1;
439 if (latency_msec > 0) {
440 buffer_attr.fragsize = buffer_attr.tlength = pa_usec_to_bytes(latency_msec * PA_USEC_PER_MSEC, &sample_spec);
441 flags |= PA_STREAM_ADJUST_LATENCY;
442 } else if (latency > 0) {
443 buffer_attr.fragsize = buffer_attr.tlength = (uint32_t) latency;
444 flags |= PA_STREAM_ADJUST_LATENCY;
446 buffer_attr.fragsize = buffer_attr.tlength = (uint32_t) -1;
448 if (process_time_msec > 0) {
449 buffer_attr.minreq = pa_usec_to_bytes(process_time_msec * PA_USEC_PER_MSEC, &sample_spec);
450 } else if (process_time > 0)
451 buffer_attr.minreq = (uint32_t) process_time;
453 buffer_attr.minreq = (uint32_t) -1;
455 if (mode == PLAYBACK) {
457 if (pa_stream_connect_playback(stream, device, &buffer_attr, flags, volume_is_set ? pa_cvolume_set(&cv, sample_spec.channels, volume) : NULL, NULL) < 0) {
458 pa_log(_("pa_stream_connect_playback() failed: %s"), pa_strerror(pa_context_errno(c)));
463 if (pa_stream_connect_record(stream, device, latency > 0 ? &buffer_attr : NULL, flags) < 0) {
464 pa_log(_("pa_stream_connect_record() failed: %s"), pa_strerror(pa_context_errno(c)));
472 case PA_CONTEXT_TERMINATED:
476 case PA_CONTEXT_FAILED:
478 pa_log(_("Connection failure: %s"), pa_strerror(pa_context_errno(c)));
489 /* New data on STDIN **/
490 static void stdin_callback(pa_mainloop_api*a, pa_io_event *e, int fd, pa_io_event_flags_t f, void *userdata) {
494 pa_assert(a == mainloop_api);
496 pa_assert(stdio_event == e);
499 mainloop_api->io_enable(stdio_event, PA_IO_EVENT_NULL);
503 if (!stream || pa_stream_get_state(stream) != PA_STREAM_READY || !(l = w = pa_stream_writable_size(stream)))
506 buffer = pa_xmalloc(l);
508 if ((r = read(fd, buffer, l)) <= 0) {
511 pa_log(_("Got EOF."));
516 pa_log(_("read() failed: %s"), strerror(errno));
520 mainloop_api->io_free(stdio_event);
525 buffer_length = (uint32_t) r;
532 /* Some data may be written to STDOUT */
533 static void stdout_callback(pa_mainloop_api*a, pa_io_event *e, int fd, pa_io_event_flags_t f, void *userdata) {
536 pa_assert(a == mainloop_api);
538 pa_assert(stdio_event == e);
541 mainloop_api->io_enable(stdio_event, PA_IO_EVENT_NULL);
545 pa_assert(buffer_length);
547 if ((r = write(fd, (uint8_t*) buffer+buffer_index, buffer_length)) <= 0) {
548 pa_log(_("write() failed: %s"), strerror(errno));
551 mainloop_api->io_free(stdio_event);
556 buffer_length -= (uint32_t) r;
557 buffer_index += (uint32_t) r;
559 if (!buffer_length) {
562 buffer_length = buffer_index = 0;
566 /* UNIX signal to quit recieved */
567 static void exit_signal_callback(pa_mainloop_api*m, pa_signal_event *e, int sig, void *userdata) {
569 pa_log(_("Got signal, exiting."));
573 /* Show the current latency */
574 static void stream_update_timing_callback(pa_stream *s, int success, void *userdata) {
581 pa_stream_get_time(s, &usec) < 0 ||
582 pa_stream_get_latency(s, &l, &negative) < 0) {
583 pa_log(_("Failed to get latency: %s"), pa_strerror(pa_context_errno(context)));
588 fprintf(stderr, _("Time: %0.3f sec; Latency: %0.0f usec."),
589 (float) usec / 1000000,
590 (float) l * (negative?-1.0f:1.0f));
591 fprintf(stderr, " \r");
594 /* Someone requested that the latency is shown */
595 static void sigusr1_signal_callback(pa_mainloop_api*m, pa_signal_event *e, int sig, void *userdata) {
600 pa_operation_unref(pa_stream_update_timing_info(stream, stream_update_timing_callback, NULL));
603 static void time_event_callback(pa_mainloop_api *m, pa_time_event *e, const struct timeval *t, void *userdata) {
604 if (stream && pa_stream_get_state(stream) == PA_STREAM_READY) {
606 if (!(o = pa_stream_update_timing_info(stream, stream_update_timing_callback, NULL)))
607 pa_log(_("pa_stream_update_timing_info() failed: %s"), pa_strerror(pa_context_errno(context)));
609 pa_operation_unref(o);
612 pa_context_rttime_restart(context, e, pa_rtclock_now() + TIME_EVENT_USEC);
615 static void help(const char *argv0) {
617 printf(_("%s [options]\n\n"
618 " -h, --help Show this help\n"
619 " --version Show version\n\n"
620 " -r, --record Create a connection for recording\n"
621 " -p, --playback Create a connection for playback\n\n"
622 " -v, --verbose Enable verbose operations\n\n"
623 " -s, --server=SERVER The name of the server to connect to\n"
624 " -d, --device=DEVICE The name of the sink/source to connect to\n"
625 " -n, --client-name=NAME How to call this client on the server\n"
626 " --stream-name=NAME How to call this stream on the server\n"
627 " --volume=VOLUME Specify the initial (linear) volume in range 0...65536\n"
628 " --rate=SAMPLERATE The sample rate in Hz (defaults to 44100)\n"
629 " --format=SAMPLEFORMAT The sample type, one of s16le, s16be, u8, float32le,\n"
630 " float32be, ulaw, alaw, s32le, s32be, s24le, s24be,\n"
631 " s24-32le, s24-32be (defaults to s16ne)\n"
632 " --channels=CHANNELS The number of channels, 1 for mono, 2 for stereo\n"
634 " --channel-map=CHANNELMAP Channel map to use instead of the default\n"
635 " --fix-format Take the sample format from the sink the stream is\n"
636 " being connected to.\n"
637 " --fix-rate Take the sampling rate from the sink the stream is\n"
638 " being connected to.\n"
639 " --fix-channels Take the number of channels and the channel map\n"
640 " from the sink the stream is being connected to.\n"
641 " --no-remix Don't upmix or downmix channels.\n"
642 " --no-remap Map channels by index instead of name.\n"
643 " --latency=BYTES Request the specified latency in bytes.\n"
644 " --process-time=BYTES Request the specified process time per request in bytes.\n"
645 " --latency-msec=MSEC Request the specified latency in msec.\n"
646 " --process-time-msec=MSEC Request the specified process time per request in msec.\n"
647 " --property=PROPERTY=VALUE Set the specified property to the specified value.\n"
648 " --raw Record/play raw PCM data.\n"
649 " --file-format[=FFORMAT] Record/play formatted PCM data.\n"
650 " --list-file-formats List available file formats.\n")
672 ARG_LIST_FILE_FORMATS,
674 ARG_PROCESS_TIME_MSEC
677 int main(int argc, char *argv[]) {
678 pa_mainloop* m = NULL;
680 char *bn, *server = NULL;
681 pa_time_event *time_event = NULL;
682 const char *filename = NULL;
684 static const struct option long_options[] = {
685 {"record", 0, NULL, 'r'},
686 {"playback", 0, NULL, 'p'},
687 {"device", 1, NULL, 'd'},
688 {"server", 1, NULL, 's'},
689 {"client-name", 1, NULL, 'n'},
690 {"stream-name", 1, NULL, ARG_STREAM_NAME},
691 {"version", 0, NULL, ARG_VERSION},
692 {"help", 0, NULL, 'h'},
693 {"verbose", 0, NULL, 'v'},
694 {"volume", 1, NULL, ARG_VOLUME},
695 {"rate", 1, NULL, ARG_SAMPLERATE},
696 {"format", 1, NULL, ARG_SAMPLEFORMAT},
697 {"channels", 1, NULL, ARG_CHANNELS},
698 {"channel-map", 1, NULL, ARG_CHANNELMAP},
699 {"fix-format", 0, NULL, ARG_FIX_FORMAT},
700 {"fix-rate", 0, NULL, ARG_FIX_RATE},
701 {"fix-channels", 0, NULL, ARG_FIX_CHANNELS},
702 {"no-remap", 0, NULL, ARG_NO_REMAP},
703 {"no-remix", 0, NULL, ARG_NO_REMIX},
704 {"latency", 1, NULL, ARG_LATENCY},
705 {"process-time", 1, NULL, ARG_PROCESS_TIME},
706 {"property", 1, NULL, ARG_PROPERTY},
707 {"raw", 0, NULL, ARG_RAW},
708 {"file-format", 2, NULL, ARG_FILE_FORMAT},
709 {"list-file-formats", 0, NULL, ARG_LIST_FILE_FORMATS},
710 {"latency-msec", 1, NULL, ARG_LATENCY_MSEC},
711 {"process-time-msec", 1, NULL, ARG_PROCESS_TIME_MSEC},
715 setlocale(LC_ALL, "");
716 bindtextdomain(GETTEXT_PACKAGE, PULSE_LOCALEDIR);
718 bn = pa_path_get_filename(argv[0]);
720 if (strstr(bn, "play")) {
723 } else if (strstr(bn, "record")) {
726 } else if (strstr(bn, "cat")) {
729 } if (strstr(bn, "rec") || strstr(bn, "mon")) {
734 proplist = pa_proplist_new();
736 while ((c = getopt_long(argc, argv, "rpd:s:n:hv", long_options, NULL)) != -1) {
745 printf(_("pacat %s\n"
746 "Compiled with libpulse %s\n"
747 "Linked with libpulse %s\n"),
749 pa_get_headers_version(),
750 pa_get_library_version());
764 device = pa_xstrdup(optarg);
769 server = pa_xstrdup(optarg);
775 if (!(t = pa_locale_to_utf8(optarg)) ||
776 pa_proplist_sets(proplist, PA_PROP_APPLICATION_NAME, t) < 0) {
778 pa_log(_("Invalid client name '%s'"), t ? t : optarg);
787 case ARG_STREAM_NAME: {
790 if (!(t = pa_locale_to_utf8(optarg)) ||
791 pa_proplist_sets(proplist, PA_PROP_MEDIA_NAME, t) < 0) {
793 pa_log(_("Invalid stream name '%s'"), t ? t : optarg);
807 int v = atoi(optarg);
808 volume = v < 0 ? 0U : (pa_volume_t) v;
809 volume_is_set = TRUE;
814 sample_spec.channels = (uint8_t) atoi(optarg);
815 sample_spec_set = TRUE;
818 case ARG_SAMPLEFORMAT:
819 sample_spec.format = pa_parse_sample_format(optarg);
820 sample_spec_set = TRUE;
824 sample_spec.rate = (uint32_t) atoi(optarg);
825 sample_spec_set = TRUE;
829 if (!pa_channel_map_parse(&channel_map, optarg)) {
830 pa_log(_("Invalid channel map '%s'"), optarg);
834 channel_map_set = TRUE;
837 case ARG_FIX_CHANNELS:
838 flags |= PA_STREAM_FIX_CHANNELS;
842 flags |= PA_STREAM_FIX_RATE;
846 flags |= PA_STREAM_FIX_FORMAT;
850 flags |= PA_STREAM_NO_REMIX_CHANNELS;
854 flags |= PA_STREAM_NO_REMAP_CHANNELS;
858 if (((latency = (size_t) atoi(optarg))) <= 0) {
859 pa_log(_("Invalid latency specification '%s'"), optarg);
864 case ARG_PROCESS_TIME:
865 if (((process_time = (size_t) atoi(optarg))) <= 0) {
866 pa_log(_("Invalid process time specification '%s'"), optarg);
871 case ARG_LATENCY_MSEC:
872 if (((latency_msec = (int32_t) atoi(optarg))) <= 0) {
873 pa_log(_("Invalid latency specification '%s'"), optarg);
878 case ARG_PROCESS_TIME_MSEC:
879 if (((process_time_msec = (int32_t) atoi(optarg))) <= 0) {
880 pa_log(_("Invalid process time specification '%s'"), optarg);
888 if (!(t = pa_locale_to_utf8(optarg)) ||
889 pa_proplist_setp(proplist, t) < 0) {
892 pa_log(_("Invalid property '%s'"), optarg);
904 case ARG_FILE_FORMAT:
908 if ((file_format = pa_sndfile_format_from_string(optarg)) < 0) {
909 pa_log(_("Unknown file format %s."), optarg);
917 case ARG_LIST_FILE_FORMATS:
918 pa_sndfile_dump_formats();
927 if (!pa_sample_spec_valid(&sample_spec)) {
928 pa_log(_("Invalid sample specification"));
932 if (optind+1 == argc) {
935 filename = argv[optind];
937 if ((fd = pa_open_cloexec(argv[optind], mode == PLAYBACK ? O_RDONLY : O_WRONLY|O_TRUNC|O_CREAT, 0666)) < 0) {
938 pa_log(_("open(): %s"), strerror(errno));
942 if (dup2(fd, mode == PLAYBACK ? STDIN_FILENO : STDOUT_FILENO) < 0) {
943 pa_log(_("dup2(): %s"), strerror(errno));
949 } else if (optind+1 <= argc) {
950 pa_log(_("Too many arguments."));
958 if (mode == RECORD) {
959 /* This might patch up the sample spec */
960 if (pa_sndfile_write_sample_spec(&sfi, &sample_spec) < 0) {
961 pa_log(_("Failed to generate sample specification for file."));
965 /* Transparently upgrade classic .wav to wavex for multichannel audio */
966 if (file_format <= 0) {
967 if ((sample_spec.channels == 2 && (!channel_map_set || (channel_map.map[0] == PA_CHANNEL_POSITION_LEFT &&
968 channel_map.map[1] == PA_CHANNEL_POSITION_RIGHT))) ||
969 (sample_spec.channels == 1 && (!channel_map_set || (channel_map.map[0] == PA_CHANNEL_POSITION_MONO))))
970 file_format = SF_FORMAT_WAV;
972 file_format = SF_FORMAT_WAVEX;
975 sfi.format |= file_format;
978 if (!(sndfile = sf_open_fd(mode == RECORD ? STDOUT_FILENO : STDIN_FILENO,
979 mode == RECORD ? SFM_WRITE : SFM_READ,
981 pa_log(_("Failed to open audio file."));
985 if (mode == PLAYBACK) {
987 pa_log(_("Warning: specified sample specification will be overwritten with specification from file."));
989 if (pa_sndfile_read_sample_spec(sndfile, &sample_spec) < 0) {
990 pa_log(_("Failed to determine sample specification from file."));
993 sample_spec_set = TRUE;
995 if (!channel_map_set) {
996 /* Allow the user to overwrite the channel map on the command line */
997 if (pa_sndfile_read_channel_map(sndfile, &channel_map) < 0) {
998 if (sample_spec.channels > 2)
999 pa_log(_("Warning: Failed to determine channel map from file."));
1001 channel_map_set = TRUE;
1006 if (!channel_map_set)
1007 pa_channel_map_init_extend(&channel_map, sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
1009 if (!pa_channel_map_compatible(&channel_map, &sample_spec)) {
1010 pa_log(_("Channel map doesn't match sample specification"));
1017 if (mode == PLAYBACK)
1018 readf_function = pa_sndfile_readf_function(&sample_spec);
1020 if (pa_sndfile_write_channel_map(sndfile, &channel_map) < 0)
1021 pa_log(_("Warning: failed to write channel map to file."));
1023 writef_function = pa_sndfile_writef_function(&sample_spec);
1026 /* Fill in libsndfile prop list data */
1027 sfp = pa_proplist_new();
1028 pa_sndfile_init_proplist(sndfile, sfp);
1029 pa_proplist_update(proplist, PA_UPDATE_MERGE, sfp);
1030 pa_proplist_free(sfp);
1034 char tss[PA_SAMPLE_SPEC_SNPRINT_MAX], tcm[PA_CHANNEL_MAP_SNPRINT_MAX];
1036 pa_log(_("Opening a %s stream with sample specification '%s' and channel map '%s'."),
1037 mode == RECORD ? _("recording") : _("playback"),
1038 pa_sample_spec_snprint(tss, sizeof(tss), &sample_spec),
1039 pa_channel_map_snprint(tcm, sizeof(tcm), &channel_map));
1042 /* Fill in client name if none was set */
1043 if (!pa_proplist_contains(proplist, PA_PROP_APPLICATION_NAME)) {
1046 if ((t = pa_locale_to_utf8(bn))) {
1047 pa_proplist_sets(proplist, PA_PROP_APPLICATION_NAME, t);
1052 /* Fill in media name if none was set */
1053 if (!pa_proplist_contains(proplist, PA_PROP_MEDIA_NAME)) {
1056 if ((t = filename) ||
1057 (t = pa_proplist_gets(proplist, PA_PROP_APPLICATION_NAME)))
1058 pa_proplist_sets(proplist, PA_PROP_MEDIA_NAME, t);
1061 /* Set up a new main loop */
1062 if (!(m = pa_mainloop_new())) {
1063 pa_log(_("pa_mainloop_new() failed."));
1067 mainloop_api = pa_mainloop_get_api(m);
1069 pa_assert_se(pa_signal_init(mainloop_api) == 0);
1070 pa_signal_new(SIGINT, exit_signal_callback, NULL);
1071 pa_signal_new(SIGTERM, exit_signal_callback, NULL);
1073 pa_signal_new(SIGUSR1, sigusr1_signal_callback, NULL);
1075 pa_disable_sigpipe();
1078 if (!(stdio_event = mainloop_api->io_new(mainloop_api,
1079 mode == PLAYBACK ? STDIN_FILENO : STDOUT_FILENO,
1080 mode == PLAYBACK ? PA_IO_EVENT_INPUT : PA_IO_EVENT_OUTPUT,
1081 mode == PLAYBACK ? stdin_callback : stdout_callback, NULL))) {
1082 pa_log(_("io_new() failed."));
1087 /* Create a new connection context */
1088 if (!(context = pa_context_new_with_proplist(mainloop_api, NULL, proplist))) {
1089 pa_log(_("pa_context_new() failed."));
1093 pa_context_set_state_callback(context, context_state_callback, NULL);
1095 /* Connect the context */
1096 if (pa_context_connect(context, server, 0, NULL) < 0) {
1097 pa_log(_("pa_context_connect() failed: %s"), pa_strerror(pa_context_errno(context)));
1102 if (!(time_event = pa_context_rttime_new(context, pa_rtclock_now() + TIME_EVENT_USEC, time_event_callback, NULL))) {
1103 pa_log(_("pa_context_rttime_new() failed."));
1108 /* Run the main loop */
1109 if (pa_mainloop_run(m, &ret) < 0) {
1110 pa_log(_("pa_mainloop_run() failed."));
1116 pa_stream_unref(stream);
1119 pa_context_unref(context);
1122 pa_assert(mainloop_api);
1123 mainloop_api->io_free(stdio_event);
1127 pa_assert(mainloop_api);
1128 mainloop_api->time_free(time_event);
1133 pa_mainloop_free(m);
1145 pa_proplist_free(proplist);