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Record support.

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1021 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Pierre Ossman 2006-06-16 21:07:32 +00:00
parent a529b281eb
commit 6684264b69
1 changed files with 439 additions and 136 deletions
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575
src/utils/padsp.c
View file

@ -52,7 +52,7 @@
typedef enum {
FD_INFO_MIXER,
FD_INFO_PLAYBACK
FD_INFO_STREAM,
} fd_info_type_t;
typedef struct fd_info fd_info;
@ -71,16 +71,18 @@ struct fd_info {
pa_threaded_mainloop *mainloop;
pa_context *context;
pa_stream *stream;
pa_stream *play_stream;
pa_stream *rec_stream;
pa_io_event *io_event;
void *buf;
size_t rec_offset;
int operation_success;
pa_cvolume volume;
uint32_t sink_index;
pa_cvolume sink_volume, source_volume;
uint32_t sink_index, source_index;
int volume_modify_count;
PA_LLIST_FIELDS(fd_info);
@ -181,9 +183,17 @@ if (!(i)->context || pa_context_get_state((i)->context) != PA_CONTEXT_READY) { \
} \
} while(0);
#define STREAM_CHECK_DEAD_GOTO(i, label) do { \
#define PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, label) do { \
if (!(i)->context || pa_context_get_state((i)->context) != PA_CONTEXT_READY || \
!(i)->stream || pa_stream_get_state((i)->stream) != PA_STREAM_READY) { \
!(i)->play_stream || pa_stream_get_state((i)->play_stream) != PA_STREAM_READY) { \
debug(DEBUG_LEVEL_NORMAL, __FILE__": Not connected: %s", (i)->context ? pa_strerror(pa_context_errno((i)->context)) : "NULL"); \
goto label; \
} \
} while(0);
#define RECORD_STREAM_CHECK_DEAD_GOTO(i, label) do { \
if (!(i)->context || pa_context_get_state((i)->context) != PA_CONTEXT_READY || \
!(i)->rec_stream || pa_stream_get_state((i)->rec_stream) != PA_STREAM_READY) { \
debug(DEBUG_LEVEL_NORMAL, __FILE__": Not connected: %s", (i)->context ? pa_strerror(pa_context_errno((i)->context)) : "NULL"); \
goto label; \
} \
@ -301,9 +311,14 @@ static void fd_info_free(fd_info *i) {
if (i->mainloop)
pa_threaded_mainloop_stop(i->mainloop);
if (i->stream) {
pa_stream_disconnect(i->stream);
pa_stream_unref(i->stream);
if (i->play_stream) {
pa_stream_disconnect(i->play_stream);
pa_stream_unref(i->play_stream);
}
if (i->rec_stream) {
pa_stream_disconnect(i->rec_stream);
pa_stream_unref(i->rec_stream);
}
if (i->context) {
@ -465,9 +480,14 @@ static void atfork_child(void) {
i->context = NULL;
}
if (i->stream) {
pa_stream_unref(i->stream);
i->stream = NULL;
if (i->play_stream) {
pa_stream_unref(i->play_stream);
i->play_stream = NULL;
}
if (i->rec_stream) {
pa_stream_unref(i->rec_stream);
i->rec_stream = NULL;
}
if (i->app_fd >= 0) {
@ -534,15 +554,19 @@ static fd_info* fd_info_new(fd_info_type_t type, int *_errno) {
i->mainloop = NULL;
i->context = NULL;
i->stream = NULL;
i->play_stream = NULL;
i->rec_stream = NULL;
i->io_event = NULL;
pthread_mutex_init(&i->mutex, NULL);
i->ref = 1;
i->buf = NULL;
i->rec_offset = 0;
i->unusable = 0;
pa_cvolume_reset(&i->volume, 2);
pa_cvolume_reset(&i->sink_volume, 2);
pa_cvolume_reset(&i->source_volume, 2);
i->volume_modify_count = 0;
i->sink_index = (uint32_t) -1;
i->source_index = (uint32_t) -1;
PA_LLIST_INIT(fd_info, i);
reset_params(i);
@ -678,8 +702,36 @@ static void stream_request_cb(pa_stream *s, size_t length, void *userdata) {
if (i->io_event) {
pa_mainloop_api *api;
pa_io_event_flags_t flags;
size_t n;
api = pa_threaded_mainloop_get_api(i->mainloop);
api->io_enable(i->io_event, PA_IO_EVENT_INPUT);
flags = 0;
if (s == i->play_stream) {
n = pa_stream_writable_size(i->play_stream);
if (n == (size_t)-1) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_writable_size(): %s\n",
pa_strerror(pa_context_errno(i->context)));
}
if (n >= i->fragment_size)
flags |= PA_IO_EVENT_INPUT;
}
if (s == i->rec_stream) {
n = pa_stream_readable_size(i->rec_stream);
if (n == (size_t)-1) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_readable_size(): %s\n",
pa_strerror(pa_context_errno(i->context)));
}
if (n >= i->fragment_size)
flags |= PA_IO_EVENT_OUTPUT;
}
api->io_enable(i->io_event, flags);
}
}
@ -708,49 +760,114 @@ static void fd_info_shutdown(fd_info *i) {
static int fd_info_copy_data(fd_info *i, int force) {
size_t n;
pa_io_event_flags_t flags;
if (!i->stream)
if (!i->play_stream && !i->rec_stream)
return -1;
if ((n = pa_stream_writable_size(i->stream)) == (size_t) -1) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_writable_size(): %s\n", pa_strerror(pa_context_errno(i->context)));
return -1;
}
while (n >= i->fragment_size || force) {
ssize_t r;
if (!i->buf) {
if (!(i->buf = malloc(i->fragment_size))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": malloc() failed.\n");
flags = 0;
if (i->play_stream) {
n = pa_stream_writable_size(i->play_stream);
if (n == (size_t)-1) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_writable_size(): %s\n",
pa_strerror(pa_context_errno(i->context)));
return -1;
}
while (n >= i->fragment_size || force) {
ssize_t r;
if (!i->buf) {
if (!(i->buf = malloc(i->fragment_size))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": malloc() failed.\n");
return -1;
}
}
if ((r = read(i->thread_fd, i->buf, i->fragment_size)) <= 0) {
if (errno == EAGAIN)
break;
debug(DEBUG_LEVEL_NORMAL, __FILE__": read(): %s\n", r == 0 ? "EOF" : strerror(errno));
return -1;
}
}
if ((r = read(i->thread_fd, i->buf, i->fragment_size)) <= 0) {
if (errno == EAGAIN)
if (pa_stream_write(i->play_stream, i->buf, r, free, 0, PA_SEEK_RELATIVE) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_write(): %s\n", pa_strerror(pa_context_errno(i->context)));
return -1;
}
i->buf = NULL;
assert(n >= (size_t) r);
n -= r;
}
if (n >= i->fragment_size)
flags |= PA_IO_EVENT_INPUT;
}
if (i->rec_stream) {
n = pa_stream_readable_size(i->rec_stream);
if (n == (size_t)-1) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_readable_size(): %s\n",
pa_strerror(pa_context_errno(i->context)));
return -1;
}
while (n >= i->fragment_size || force) {
ssize_t r;
const void *data;
const char *buf;
size_t len;
if (pa_stream_peek(i->rec_stream, &data, &len) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_peek(): %s\n", pa_strerror(pa_context_errno(i->context)));
return -1;
}
if (!data)
break;
debug(DEBUG_LEVEL_NORMAL, __FILE__": read(): %s\n", r == 0 ? "EOF" : strerror(errno));
return -1;
}
if (pa_stream_write(i->stream, i->buf, r, free, 0, PA_SEEK_RELATIVE) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_write(): %s\n", pa_strerror(pa_context_errno(i->context)));
return -1;
buf = (const char*)data + i->rec_offset;
if ((r = write(i->thread_fd, buf, len - i->rec_offset)) <= 0) {
if (errno == EAGAIN)
break;
debug(DEBUG_LEVEL_NORMAL, __FILE__": write(): %s\n", strerror(errno));
return -1;
}
assert((size_t)r <= len - i->rec_offset);
i->rec_offset += r;
if (i->rec_offset == len) {
if (pa_stream_drop(i->rec_stream) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_drop(): %s\n", pa_strerror(pa_context_errno(i->context)));
return -1;
}
i->rec_offset = 0;
}
assert(n >= (size_t) r);
n -= r;
}
i->buf = NULL;
assert(n >= (size_t) r);
n -= r;
if (n >= i->fragment_size)
flags |= PA_IO_EVENT_OUTPUT;
}
if (i->io_event) {
pa_mainloop_api *api;
api = pa_threaded_mainloop_get_api(i->mainloop);
api->io_enable(i->io_event, n >= i->fragment_size ? PA_IO_EVENT_INPUT : 0);
api->io_enable(i->io_event, flags);
}
return 0;
@ -778,7 +895,7 @@ static void stream_state_cb(pa_stream *s, void * userdata) {
}
}
static int create_stream(fd_info *i) {
static int create_playback_stream(fd_info *i) {
pa_buffer_attr attr;
int n;
@ -786,14 +903,14 @@ static int create_stream(fd_info *i) {
fix_metrics(i);
if (!(i->stream = pa_stream_new(i->context, stream_name(), &i->sample_spec, NULL))) {
if (!(i->play_stream = pa_stream_new(i->context, stream_name(), &i->sample_spec, NULL))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_new() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
pa_stream_set_state_callback(i->stream, stream_state_cb, i);
pa_stream_set_write_callback(i->stream, stream_request_cb, i);
pa_stream_set_latency_update_callback(i->stream, stream_latency_update_cb, i);
pa_stream_set_state_callback(i->play_stream, stream_state_cb, i);
pa_stream_set_write_callback(i->play_stream, stream_request_cb, i);
pa_stream_set_latency_update_callback(i->play_stream, stream_latency_update_cb, i);
memset(&attr, 0, sizeof(attr));
attr.maxlength = i->fragment_size * (i->n_fragments+1);
@ -801,7 +918,7 @@ static int create_stream(fd_info *i) {
attr.prebuf = i->fragment_size;
attr.minreq = i->fragment_size;
if (pa_stream_connect_playback(i->stream, NULL, &attr, PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE, NULL, NULL) < 0) {
if (pa_stream_connect_playback(i->play_stream, NULL, &attr, PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE, NULL, NULL) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_connect_playback() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
@ -817,13 +934,56 @@ fail:
return -1;
}
static void free_stream(fd_info *i) {
static int create_record_stream(fd_info *i) {
pa_buffer_attr attr;
int n;
assert(i);
if (i->stream) {
pa_stream_disconnect(i->stream);
pa_stream_unref(i->stream);
i->stream = NULL;
fix_metrics(i);
if (!(i->rec_stream = pa_stream_new(i->context, stream_name(), &i->sample_spec, NULL))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_new() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
pa_stream_set_state_callback(i->rec_stream, stream_state_cb, i);
pa_stream_set_read_callback(i->rec_stream, stream_request_cb, i);
pa_stream_set_latency_update_callback(i->rec_stream, stream_latency_update_cb, i);
memset(&attr, 0, sizeof(attr));
attr.maxlength = i->fragment_size * (i->n_fragments+1);
attr.fragsize = i->fragment_size;
if (pa_stream_connect_record(i->rec_stream, NULL, &attr, PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_connect_playback() failed: %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
n = i->fragment_size;
setsockopt(i->app_fd, SOL_SOCKET, SO_RCVBUF, &n, sizeof(n));
n = i->fragment_size;
setsockopt(i->thread_fd, SOL_SOCKET, SO_SNDBUF, &n, sizeof(n));
return 0;
fail:
return -1;
}
static void free_streams(fd_info *i) {
assert(i);
if (i->play_stream) {
pa_stream_disconnect(i->play_stream);
pa_stream_unref(i->play_stream);
i->play_stream = NULL;
}
if (i->rec_stream) {
pa_stream_disconnect(i->rec_stream);
pa_stream_unref(i->rec_stream);
i->rec_stream = NULL;
}
}
@ -834,17 +994,24 @@ static void io_event_cb(pa_mainloop_api *api, pa_io_event *e, int fd, pa_io_even
if (flags & PA_IO_EVENT_INPUT) {
if (!i->stream) {
api->io_enable(e, 0);
if (create_stream(i) < 0)
if (!i->play_stream) {
if (create_playback_stream(i) < 0)
goto fail;
} else {
if (fd_info_copy_data(i, 0) < 0)
goto fail;
}
} else if (flags & PA_IO_EVENT_OUTPUT) {
if (!i->rec_stream) {
if (create_record_stream(i) < 0)
goto fail;
} else {
if (fd_info_copy_data(i, 0) < 0)
goto fail;
}
} else if (flags & (PA_IO_EVENT_HANGUP|PA_IO_EVENT_ERROR))
goto fail;
@ -860,20 +1027,12 @@ static int dsp_open(int flags, int *_errno) {
pa_mainloop_api *api;
int ret;
int f;
pa_io_event_flags_t ioflags;
debug(DEBUG_LEVEL_NORMAL, __FILE__": dsp_open()\n");
if ((flags != O_WRONLY) && (flags != (O_WRONLY|O_NONBLOCK))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": bad access flags: %x\n", flags);
*_errno = EACCES;
if (!(i = fd_info_new(FD_INFO_STREAM, _errno)))
return -1;
}
if (!(i = fd_info_new(FD_INFO_PLAYBACK, _errno)))
return -1;
shutdown(i->thread_fd, SHUT_WR);
shutdown(i->app_fd, SHUT_RD);
if ((flags & O_NONBLOCK) == O_NONBLOCK) {
if ((f = fcntl(i->app_fd, F_GETFL)) >= 0)
@ -887,7 +1046,26 @@ static int dsp_open(int flags, int *_errno) {
pa_threaded_mainloop_lock(i->mainloop);
api = pa_threaded_mainloop_get_api(i->mainloop);
if (!(i->io_event = api->io_new(api, i->thread_fd, PA_IO_EVENT_INPUT, io_event_cb, i)))
switch (flags & O_ACCMODE) {
case O_RDONLY:
ioflags = PA_IO_EVENT_OUTPUT;
shutdown(i->thread_fd, SHUT_RD);
shutdown(i->app_fd, SHUT_WR);
break;
case O_WRONLY:
ioflags = PA_IO_EVENT_INPUT;
shutdown(i->thread_fd, SHUT_WR);
shutdown(i->app_fd, SHUT_RD);
break;
case O_RDWR:
ioflags = PA_IO_EVENT_INPUT | PA_IO_EVENT_OUTPUT;
break;
default:
return -1;
}
if (!(i->io_event = api->io_new(api, i->thread_fd, ioflags, io_event_cb, i)))
goto fail;
pa_threaded_mainloop_unlock(i->mainloop);
@ -925,16 +1103,38 @@ static void sink_info_cb(pa_context *context, const pa_sink_info *si, int eol, v
if (eol)
return;
if (!pa_cvolume_equal(&i->volume, &si->volume))
if (!pa_cvolume_equal(&i->sink_volume, &si->volume))
i->volume_modify_count++;
i->volume = si->volume;
i->sink_volume = si->volume;
i->sink_index = si->index;
i->operation_success = 1;
pa_threaded_mainloop_signal(i->mainloop, 0);
}
static void source_info_cb(pa_context *context, const pa_source_info *si, int eol, void *userdata) {
fd_info *i = userdata;
if (!si && eol < 0) {
i->operation_success = 0;
pa_threaded_mainloop_signal(i->mainloop, 0);
return;
}
if (eol)
return;
if (!pa_cvolume_equal(&i->source_volume, &si->volume))
i->volume_modify_count++;
i->source_volume = si->volume;
i->source_index = si->index;
i->operation_success = 1;
pa_threaded_mainloop_signal(i->mainloop, 0);
}
static void subscribe_cb(pa_context *context, pa_subscription_event_type_t t, uint32_t idx, void *userdata) {
fd_info *i = userdata;
pa_operation *o = NULL;
@ -955,7 +1155,7 @@ static void subscribe_cb(pa_context *context, pa_subscription_event_type_t t, ui
static int mixer_open(int flags, int *_errno) {
fd_info *i;
pa_operation *o;
pa_operation *o = NULL;
int ret;
debug(DEBUG_LEVEL_NORMAL, __FILE__": mixer_open()\n");
@ -967,7 +1167,7 @@ static int mixer_open(int flags, int *_errno) {
pa_context_set_subscribe_callback(i->context, subscribe_cb, i);
if (!(o = pa_context_subscribe(i->context, PA_SUBSCRIPTION_MASK_SINK, context_success_cb, i))) {
if (!(o = pa_context_subscribe(i->context, PA_SUBSCRIPTION_MASK_SINK | PA_SUBSCRIPTION_MASK_SOURCE, context_success_cb, i))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to subscribe to events: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
goto fail;
@ -979,6 +1179,9 @@ static int mixer_open(int flags, int *_errno) {
CONTEXT_CHECK_DEAD_GOTO(i, fail);
}
pa_operation_unref(o);
o = NULL;
if (!i->operation_success) {
debug(DEBUG_LEVEL_NORMAL, __FILE__":Failed to subscribe to events: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
@ -987,7 +1190,6 @@ static int mixer_open(int flags, int *_errno) {
/* Get sink info */
pa_operation_unref(o);
if (!(o = pa_context_get_sink_info_by_name(i->context, NULL, sink_info_cb, i))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get sink info: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
@ -1000,12 +1202,38 @@ static int mixer_open(int flags, int *_errno) {
CONTEXT_CHECK_DEAD_GOTO(i, fail);
}
pa_operation_unref(o);
o = NULL;
if (!i->operation_success) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get sink info: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
goto fail;
}
/* Get source info */
if (!(o = pa_context_get_source_info_by_name(i->context, NULL, source_info_cb, i))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get source info: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
goto fail;
}
i->operation_success = 0;
while (pa_operation_get_state(o) != PA_OPERATION_DONE) {
pa_threaded_mainloop_wait(i->mainloop);
CONTEXT_CHECK_DEAD_GOTO(i, fail);
}
pa_operation_unref(o);
o = NULL;
if (!i->operation_success) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": Failed to get source info: %s", pa_strerror(pa_context_errno(i->context)));
*_errno = EIO;
goto fail;
}
pa_threaded_mainloop_unlock(i->mainloop);
debug(DEBUG_LEVEL_NORMAL, __FILE__": mixer_open() succeeded, fd=%i\n", i->app_fd);
@ -1017,6 +1245,9 @@ static int mixer_open(int flags, int *_errno) {
return ret;
fail:
if (o)
pa_operation_unref(o);
pa_threaded_mainloop_unlock(i->mainloop);
if (i)
@ -1143,20 +1374,24 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
case SOUND_MIXER_READ_DEVMASK :
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_DEVMASK\n");
*(int*) argp = SOUND_MASK_PCM;
*(int*) argp = SOUND_MASK_PCM | SOUND_MASK_IGAIN;
break;
case SOUND_MIXER_READ_RECMASK :
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_RECMASK\n");
*(int*) argp = 0;
*(int*) argp = SOUND_MASK_IGAIN;
break;
case SOUND_MIXER_READ_STEREODEVS:
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_STEREODEVS\n");
pa_threaded_mainloop_lock(i->mainloop);
*(int*) argp = i->volume.channels > 1 ? SOUND_MASK_PCM : 0;
*(int*) argp = 0;
if (i->sink_volume.channels > 1)
*(int*) argp |= SOUND_MASK_PCM;
if (i->source_volume.channels > 1)
*(int*) argp |= SOUND_MASK_IGAIN;
pa_threaded_mainloop_unlock(i->mainloop);
break;
@ -1164,9 +1399,13 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
case SOUND_MIXER_READ_RECSRC:
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_RECSRC\n");
*(int*) argp = 0;
*(int*) argp = SOUND_MASK_IGAIN;
break;
case SOUND_MIXER_WRITE_RECSRC:
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_WRITE_RECSRC\n");
break;
case SOUND_MIXER_READ_CAPS:
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_CAPS\n");
@ -1174,35 +1413,61 @@ static int mixer_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno
break;
case SOUND_MIXER_READ_PCM:
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_PCM\n");
case SOUND_MIXER_READ_IGAIN: {
pa_cvolume *v;
if (request == SOUND_MIXER_READ_PCM)
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_PCM\n");
else
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_READ_IGAIN\n");
pa_threaded_mainloop_lock(i->mainloop);
if (request == SOUND_MIXER_READ_PCM)
v = &i->sink_volume;
else
v = &i->source_volume;
*(int*) argp =
((i->volume.values[0]*100/PA_VOLUME_NORM)) |
((i->volume.values[i->volume.channels > 1 ? 1 : 0]*100/PA_VOLUME_NORM) << 8);
pa_threaded_mainloop_unlock(i->mainloop);
break;
((v->values[0]*100/PA_VOLUME_NORM)) |
((v->values[v->channels > 1 ? 1 : 0]*100/PA_VOLUME_NORM) << 8);
pa_threaded_mainloop_unlock(i->mainloop);
break;
}
case SOUND_MIXER_WRITE_PCM:
case SOUND_MIXER_WRITE_IGAIN: {
pa_cvolume v, *pv;
if (request == SOUND_MIXER_READ_PCM)
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_WRITE_PCM\n");
else
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_WRITE_IGAIN\n");
case SOUND_MIXER_WRITE_PCM: {
pa_cvolume v;
debug(DEBUG_LEVEL_NORMAL, __FILE__": SOUND_MIXER_WRITE_PCM\n");
pa_threaded_mainloop_lock(i->mainloop);
v = i->volume;
i->volume.values[0] = ((*(int*) argp & 0xFF)*PA_VOLUME_NORM)/100;
i->volume.values[1] = ((*(int*) argp >> 8)*PA_VOLUME_NORM)/100;
if (request == SOUND_MIXER_READ_PCM) {
v = i->sink_volume;
pv = &i->sink_volume;
} else {
v = i->source_volume;
pv = &i->source_volume;
}
if (!pa_cvolume_equal(&i->volume, &v)) {
pv->values[0] = ((*(int*) argp & 0xFF)*PA_VOLUME_NORM)/100;
pv->values[1] = ((*(int*) argp >> 8)*PA_VOLUME_NORM)/100;
if (!pa_cvolume_equal(pv, &v)) {
pa_operation *o;
if (!(o = pa_context_set_sink_volume_by_index(i->context, i->sink_index, &i->volume, NULL, NULL)))
if (request == SOUND_MIXER_READ_PCM)
o = pa_context_set_sink_volume_by_index(i->context, i->sink_index, pv, NULL, NULL);
else
o = pa_context_set_source_volume_by_index(i->context, i->source_index, pv, NULL, NULL);
if (!o)
debug(DEBUG_LEVEL_NORMAL, __FILE__":Failed set volume: %s", pa_strerror(pa_context_errno(i->context)));
else {
@ -1310,13 +1575,10 @@ static int map_format_back(pa_sample_format_t format) {
}
}
static int dsp_flush_socket(fd_info *i) {
static int dsp_flush_fd(int fd) {
int l;
if (i->thread_fd < 0)
return -1;
if (ioctl(i->thread_fd, SIOCINQ, &l) < 0) {
if (ioctl(fd, SIOCINQ, &l) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ: %s\n", strerror(errno));
return -1;
}
@ -1326,7 +1588,7 @@ static int dsp_flush_socket(fd_info *i) {
size_t k;
k = (size_t) l > sizeof(buf) ? sizeof(buf) : (size_t) l;
if (read(i->thread_fd, buf, k) < 0)
if (read(fd, buf, k) < 0)
debug(DEBUG_LEVEL_NORMAL, __FILE__": read(): %s\n", strerror(errno));
l -= k;
}
@ -1334,6 +1596,27 @@ static int dsp_flush_socket(fd_info *i) {
return 0;
}
static int dsp_flush_socket(fd_info *i) {
int res = 0;
if ((i->thread_fd < 0) && (i->app_fd < 0))
return -1;
if (i->thread_fd >= 0)
res = dsp_flush_fd(i->thread_fd);
if (res < 0)
return res;
if (i->app_fd >= 0)
res = dsp_flush_fd(i->app_fd);
if (res < 0)
return res;
return 0;
}
static int dsp_empty_socket(fd_info *i) {
int ret = -1;
@ -1374,19 +1657,19 @@ static int dsp_drain(fd_info *i) {
if (dsp_empty_socket(i) < 0)
goto fail;
if (!i->stream)
if (!i->play_stream)
goto fail;
debug(DEBUG_LEVEL_NORMAL, __FILE__": Really draining.\n");
if (!(o = pa_stream_drain(i->stream, stream_success_cb, i))) {
if (!(o = pa_stream_drain(i->play_stream, stream_success_cb, i))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_drain(): %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
i->operation_success = 0;
while (pa_operation_get_state(o) != PA_OPERATION_DONE) {
STREAM_CHECK_DEAD_GOTO(i, fail);
PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, fail);
pa_threaded_mainloop_wait(i->mainloop);
}
@ -1412,7 +1695,7 @@ static int dsp_trigger(fd_info *i) {
pa_operation *o = NULL;
int r = -1;
if (!i->stream)
if (!i->play_stream)
return 0;
pa_threaded_mainloop_lock(i->mainloop);
@ -1422,14 +1705,14 @@ static int dsp_trigger(fd_info *i) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": Triggering.\n");
if (!(o = pa_stream_trigger(i->stream, stream_success_cb, i))) {
if (!(o = pa_stream_trigger(i->play_stream, stream_success_cb, i))) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_trigger(): %s\n", pa_strerror(pa_context_errno(i->context)));
goto fail;
}
i->operation_success = 0;
while (!pa_operation_get_state(o) != PA_OPERATION_DONE) {
STREAM_CHECK_DEAD_GOTO(i, fail);
PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, fail);
pa_threaded_mainloop_wait(i->mainloop);
}
@ -1464,7 +1747,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
*(int*) argp = map_format_back(i->sample_spec.format);
else {
map_format((int*) argp, &i->sample_spec);
free_stream(i);
free_streams(i);
}
pa_threaded_mainloop_unlock(i->mainloop);
@ -1485,7 +1768,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
if ((valid = pa_sample_spec_valid(&ss))) {
i->sample_spec = ss;
free_stream(i);
free_streams(i);
}
debug(DEBUG_LEVEL_NORMAL, __FILE__": ss: %s\n", pa_sample_spec_snprint(t, sizeof(t), &i->sample_spec));
@ -1506,7 +1789,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
pa_threaded_mainloop_lock(i->mainloop);
i->sample_spec.channels = *(int*) argp ? 2 : 1;
free_stream(i);
free_streams(i);
pa_threaded_mainloop_unlock(i->mainloop);
return 0;
@ -1524,7 +1807,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
if ((valid = pa_sample_spec_valid(&ss))) {
i->sample_spec = ss;
free_stream(i);
free_streams(i);
}
pa_threaded_mainloop_unlock(i->mainloop);
@ -1557,7 +1840,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
i->fragment_size = 1 << (*(int*) argp);
i->n_fragments = (*(int*) argp) >> 16;
free_stream(i);
free_streams(i);
pa_threaded_mainloop_unlock(i->mainloop);
@ -1566,7 +1849,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
case SNDCTL_DSP_GETCAPS:
debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_CAPS\n");
*(int*) argp = DSP_CAP_MULTI;
*(int*) argp = DSP_CAP_DUPLEX | DSP_CAP_MULTI;
break;
case SNDCTL_DSP_GETODELAY: {
@ -1581,9 +1864,9 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
for (;;) {
pa_usec_t usec;
STREAM_CHECK_DEAD_GOTO(i, exit_loop);
PLAYBACK_STREAM_CHECK_DEAD_GOTO(i, exit_loop);
if (pa_stream_get_latency(i->stream, &usec, NULL) >= 0) {
if (pa_stream_get_latency(i->play_stream, &usec, NULL) >= 0) {
*(int*) argp = pa_usec_to_bytes(usec, &i->sample_spec);
break;
}
@ -1615,7 +1898,7 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
pa_threaded_mainloop_lock(i->mainloop);
free_stream(i);
free_streams(i);
dsp_flush_socket(i);
reset_params(i);
@ -1645,31 +1928,51 @@ static int dsp_ioctl(fd_info *i, unsigned long request, void*argp, int *_errno)
break;
case SNDCTL_DSP_GETOSPACE: {
case SNDCTL_DSP_GETOSPACE:
case SNDCTL_DSP_GETISPACE: {
audio_buf_info *bi = (audio_buf_info*) argp;
int l;
size_t k = 0;
debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETOSPACE\n");
if (request == SNDCTL_DSP_GETOSPACE)
debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETOSPACE\n");
else
debug(DEBUG_LEVEL_NORMAL, __FILE__": SNDCTL_DSP_GETISPACE\n");
pa_threaded_mainloop_lock(i->mainloop);
fix_metrics(i);
if (i->stream) {
if ((k = pa_stream_writable_size(i->stream)) == (size_t) -1)
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_writable_size(): %s\n", pa_strerror(pa_context_errno(i->context)));
} else
k = i->fragment_size * i->n_fragments;
if (ioctl(i->thread_fd, SIOCINQ, &l) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ failed: %s\n", strerror(errno));
l = 0;
if (request == SNDCTL_DSP_GETOSPACE) {
if (i->play_stream) {
if ((k = pa_stream_writable_size(i->play_stream)) == (size_t) -1)
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_writable_size(): %s\n", pa_strerror(pa_context_errno(i->context)));
} else
k = i->fragment_size * i->n_fragments;
if (ioctl(i->thread_fd, SIOCINQ, &l) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ failed: %s\n", strerror(errno));
l = 0;
}
bi->bytes = k > (size_t) l ? k - l : 0;
} else {
if (i->rec_stream) {
if ((k = pa_stream_readable_size(i->rec_stream)) == (size_t) -1)
debug(DEBUG_LEVEL_NORMAL, __FILE__": pa_stream_readable_size(): %s\n", pa_strerror(pa_context_errno(i->context)));
} else
k = 0;
if (ioctl(i->app_fd, SIOCINQ, &l) < 0) {
debug(DEBUG_LEVEL_NORMAL, __FILE__": SIOCINQ failed: %s\n", strerror(errno));
l = 0;
}
bi->bytes = k + l;
}
bi->fragsize = i->fragment_size;
bi->fragstotal = i->n_fragments;
bi->bytes = k > (size_t) l ? k - l : 0;
bi->fragments = bi->bytes / bi->fragsize;
pa_threaded_mainloop_unlock(i->mainloop);