oysteikt/mpd
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output_plugin: the plugin allocates the audio_output object

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Pass audio_output objects around instead of void pointers.  This will
give some more control to the plugin, and prepares for non-blocking
audio outputs.
This commit is contained in:
Max Kellermann 2011-09-16 23:31:48 +02:00
parent b4a8b8c0d4
commit 74617389c8
32 changed files with 835 additions and 557 deletions
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3
Makefile.am
View File

@ -45,7 +45,6 @@ mpd_headers = \
src/audio_parser.h \
src/output_internal.h \
src/output_api.h \
src/output_plugin.h \
src/output_list.h \
src/output_all.h \
src/output_thread.h \
@ -716,6 +715,7 @@ OUTPUT_API_SRC = \
src/output_state.c \
src/output_print.c \
src/output_command.c \
src/output_plugin.c src/output_plugin.h \
src/output_finish.c \
src/output_init.c
@ -1144,6 +1144,7 @@ test_run_output_SOURCES = test/run_output.c \
src/page.c \
src/socket_util.c \
src/output_init.c src/output_finish.c src/output_list.c \
src/output_plugin.c \
$(ENCODER_SRC) \
src/mixer_api.c \
src/mixer_control.c \

41
src/output/alsa_output_plugin.c
View File

@ -43,6 +43,8 @@ typedef snd_pcm_sframes_t alsa_writei_t(snd_pcm_t * pcm, const void *buffer,
snd_pcm_uframes_t size);
struct alsa_data {
struct audio_output base;
/** the configured name of the ALSA device; NULL for the
default device */
char *device;
@ -143,23 +145,27 @@ alsa_configure(struct alsa_data *ad, const struct config_param *param)
#endif
}
static void *
alsa_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
G_GNUC_UNUSED GError **error)
static struct audio_output *
alsa_init(const struct config_param *param, GError **error_r)
{
struct alsa_data *ad = alsa_data_new();
if (!ao_base_init(&ad->base, &alsa_output_plugin, param, error_r)) {
g_free(ad);
return NULL;
}
alsa_configure(ad, param);
return ad;
return &ad->base;
}
static void
alsa_finish(void *data)
alsa_finish(struct audio_output *ao)
{
struct alsa_data *ad = data;
struct alsa_data *ad = (struct alsa_data *)ao;
ao_base_finish(&ad->base);
alsa_data_free(ad);
/* free libasound's config cache */
@ -530,9 +536,9 @@ error:
}
static bool
alsa_open(void *data, struct audio_format *audio_format, GError **error)
alsa_open(struct audio_output *ao, struct audio_format *audio_format, GError **error)
{
struct alsa_data *ad = data;
struct alsa_data *ad = (struct alsa_data *)ao;
int err;
bool success;
@ -594,9 +600,9 @@ alsa_recover(struct alsa_data *ad, int err)
}
static void
alsa_drain(void *data)
alsa_drain(struct audio_output *ao)
{
struct alsa_data *ad = data;
struct alsa_data *ad = (struct alsa_data *)ao;
if (snd_pcm_state(ad->pcm) != SND_PCM_STATE_RUNNING)
return;
@ -628,9 +634,9 @@ alsa_drain(void *data)
}
static void
alsa_cancel(void *data)
alsa_cancel(struct audio_output *ao)
{
struct alsa_data *ad = data;
struct alsa_data *ad = (struct alsa_data *)ao;
ad->period_position = 0;
@ -638,17 +644,18 @@ alsa_cancel(void *data)
}
static void
alsa_close(void *data)
alsa_close(struct audio_output *ao)
{
struct alsa_data *ad = data;
struct alsa_data *ad = (struct alsa_data *)ao;
snd_pcm_close(ad->pcm);
}
static size_t
alsa_play(void *data, const void *chunk, size_t size, GError **error)
alsa_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
struct alsa_data *ad = data;
struct alsa_data *ad = (struct alsa_data *)ao;
size /= ad->frame_size;

35
src/output/ao_output_plugin.c
View File

@ -33,6 +33,8 @@ static const ao_sample_format OUR_AO_FORMAT_INITIALIZER;
static unsigned ao_output_ref;
struct ao_data {
struct audio_output base;
size_t write_size;
int driver;
ao_option *options;
@ -79,12 +81,17 @@ ao_output_error(GError **error_r)
"%s", error);
}
static void *
ao_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
static struct audio_output *
ao_output_init(const struct config_param *param,
GError **error)
{
struct ao_data *ad = g_new(struct ao_data, 1);
if (!ao_base_init(&ad->base, &ao_output_plugin, param, error)) {
g_free(ad);
return NULL;
}
ao_info *ai;
const char *value;
@ -107,6 +114,7 @@ ao_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
g_set_error(error, ao_output_quark(), 0,
"\"%s\" is not a valid ao driver",
value);
ao_base_finish(&ad->base);
g_free(ad);
return NULL;
}
@ -114,6 +122,7 @@ ao_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
if ((ai = ao_driver_info(ad->driver)) == NULL) {
g_set_error(error, ao_output_quark(), 0,
"problems getting driver info");
ao_base_finish(&ad->base);
g_free(ad);
return NULL;
}
@ -132,6 +141,7 @@ ao_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
g_set_error(error, ao_output_quark(), 0,
"problems parsing options \"%s\"",
options[i]);
ao_base_finish(&ad->base);
g_free(ad);
return NULL;
}
@ -145,15 +155,16 @@ ao_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
g_strfreev(options);
}
return ad;
return &ad->base;
}
static void
ao_output_finish(void *data)
ao_output_finish(struct audio_output *ao)
{
struct ao_data *ad = (struct ao_data *)data;
struct ao_data *ad = (struct ao_data *)ao;
ao_free_options(ad->options);
ao_base_finish(&ad->base);
g_free(ad);
ao_output_ref--;
@ -163,19 +174,19 @@ ao_output_finish(void *data)
}
static void
ao_output_close(void *data)
ao_output_close(struct audio_output *ao)
{
struct ao_data *ad = (struct ao_data *)data;
struct ao_data *ad = (struct ao_data *)ao;
ao_close(ad->device);
}
static bool
ao_output_open(void *data, struct audio_format *audio_format,
ao_output_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error)
{
ao_sample_format format = OUR_AO_FORMAT_INITIALIZER;
struct ao_data *ad = (struct ao_data *)data;
struct ao_data *ad = (struct ao_data *)ao;
switch (audio_format->format) {
case SAMPLE_FORMAT_S8:
@ -227,10 +238,10 @@ static int ao_play_deconst(ao_device *device, const void *output_samples,
}
static size_t
ao_output_play(void *data, const void *chunk, size_t size,
ao_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
struct ao_data *ad = (struct ao_data *)data;
struct ao_data *ad = (struct ao_data *)ao;
if (size > ad->write_size)
size = ad->write_size;

35
src/output/ffado_output_plugin.c
View File

@ -54,6 +54,8 @@ struct mpd_ffado_stream {
};
struct mpd_ffado_device {
struct audio_output base;
char *device_name;
int verbose;
unsigned period_size, nb_buffers;
@ -83,21 +85,26 @@ ffado_output_quark(void)
return g_quark_from_static_string("ffado_output");
}
static void *
ffado_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
static struct audio_output *
ffado_init(const struct config_param *param,
GError **error_r)
{
g_debug("using libffado version %s, API=%d",
ffado_get_version(), ffado_get_api_version());
struct mpd_ffado_device *fd = g_new(struct mpd_ffado_device, 1);
if (!ao_base_init(&fd->base, &ffado_output_plugin, param, error_r)) {
g_free(fd);
return NULL;
}
fd->device_name = config_dup_block_string(param, "device", NULL);
fd->verbose = config_get_block_unsigned(param, "verbose", 0);
fd->period_size = config_get_block_unsigned(param, "period_size",
1024);
if (fd->period_size == 0 || fd->period_size > 1024 * 1024) {
ao_base_finish(&fd->base);
g_set_error(error_r, ffado_output_quark(), 0,
"invalid period_size setting");
return false;
@ -105,20 +112,22 @@ ffado_init(G_GNUC_UNUSED const struct audio_format *audio_format,
fd->nb_buffers = config_get_block_unsigned(param, "nb_buffers", 3);
if (fd->nb_buffers == 0 || fd->nb_buffers > 1024) {
ao_base_finish(&fd->base);
g_set_error(error_r, ffado_output_quark(), 0,
"invalid nb_buffers setting");
return false;
}
return fd;
return &fd->base;
}
static void
ffado_finish(void *data)
ffado_finish(struct audio_output *ao)
{
struct mpd_ffado_device *fd = data;
struct mpd_ffado_device *fd = (struct mpd_ffado_device *)ao;
g_free(fd->device_name);
ao_base_finish(&fd->base);
g_free(fd);
}
@ -228,9 +237,10 @@ ffado_configure(struct mpd_ffado_device *fd, struct audio_format *audio_format,
}
static bool
ffado_open(void *data, struct audio_format *audio_format, GError **error_r)
ffado_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error_r)
{
struct mpd_ffado_device *fd = data;
struct mpd_ffado_device *fd = (struct mpd_ffado_device *)ao;
/* will be converted to floating point, choose best input
format */
@ -274,9 +284,9 @@ ffado_open(void *data, struct audio_format *audio_format, GError **error_r)
}
static void
ffado_close(void *data)
ffado_close(struct audio_output *ao)
{
struct mpd_ffado_device *fd = data;
struct mpd_ffado_device *fd = (struct mpd_ffado_device *)ao;
ffado_streaming_stop(fd->dev);
ffado_streaming_finish(fd->dev);
@ -288,9 +298,10 @@ ffado_close(void *data)
}
static size_t
ffado_play(void *data, const void *chunk, size_t size, GError **error_r)
ffado_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error_r)
{
struct mpd_ffado_device *fd = data;
struct mpd_ffado_device *fd = (struct mpd_ffado_device *)ao;
/* wait for prefious buffer to finish (if it was full) */

40
src/output/fifo_output_plugin.c
View File

@ -39,6 +39,8 @@
#define FIFO_BUFFER_SIZE 65536 /* pipe capacity on Linux >= 2.6.11 */
struct fifo_data {
struct audio_output base;
char *path;
int input;
int output;
@ -176,9 +178,8 @@ fifo_open(struct fifo_data *fd, GError **error)
return true;
}
static void *
fifo_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
static struct audio_output *
fifo_output_init(const struct config_param *param,
GError **error_r)
{
struct fifo_data *fd;
@ -197,28 +198,35 @@ fifo_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
fd = fifo_data_new();
fd->path = path;
if (!fifo_open(fd, error_r)) {
if (!ao_base_init(&fd->base, &fifo_output_plugin, param, error_r)) {
fifo_data_free(fd);
return NULL;
}
return fd;
if (!fifo_open(fd, error_r)) {
ao_base_finish(&fd->base);
fifo_data_free(fd);
return NULL;
}
return &fd->base;
}
static void
fifo_output_finish(void *data)
fifo_output_finish(struct audio_output *ao)
{
struct fifo_data *fd = (struct fifo_data *)data;
struct fifo_data *fd = (struct fifo_data *)ao;
fifo_close(fd);
ao_base_finish(&fd->base);
fifo_data_free(fd);
}
static bool
fifo_output_open(void *data, struct audio_format *audio_format,
fifo_output_open(struct audio_output *ao, struct audio_format *audio_format,
G_GNUC_UNUSED GError **error)
{
struct fifo_data *fd = (struct fifo_data *)data;
struct fifo_data *fd = (struct fifo_data *)ao;
fd->timer = timer_new(audio_format);
@ -226,17 +234,17 @@ fifo_output_open(void *data, struct audio_format *audio_format,
}
static void
fifo_output_close(void *data)
fifo_output_close(struct audio_output *ao)
{
struct fifo_data *fd = (struct fifo_data *)data;
struct fifo_data *fd = (struct fifo_data *)ao;
timer_free(fd->timer);
}
static void
fifo_output_cancel(void *data)
fifo_output_cancel(struct audio_output *ao)
{
struct fifo_data *fd = (struct fifo_data *)data;
struct fifo_data *fd = (struct fifo_data *)ao;
char buf[FIFO_BUFFER_SIZE];
int bytes = 1;
@ -252,10 +260,10 @@ fifo_output_cancel(void *data)
}
static size_t
fifo_output_play(void *data, const void *chunk, size_t size,
fifo_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
struct fifo_data *fd = (struct fifo_data *)data;
struct fifo_data *fd = (struct fifo_data *)ao;
ssize_t bytes;
if (!fd->timer->started)
@ -274,7 +282,7 @@ fifo_output_play(void *data, const void *chunk, size_t size,
switch (errno) {
case EAGAIN:
/* The pipe is full, so empty it */
fifo_output_cancel(fd);
fifo_output_cancel(&fd->base);
continue;
case EINTR:
continue;

3
src/output/httpd_internal.h
View File

@ -25,6 +25,7 @@
#ifndef MPD_OUTPUT_HTTPD_INTERNAL_H
#define MPD_OUTPUT_HTTPD_INTERNAL_H
#include "output_internal.h"
#include "timer.h"
#include <glib.h>
@ -34,6 +35,8 @@
struct httpd_client;
struct httpd_output {
struct audio_output base;
/**
* True if the audio output is open and accepts client
* connections.

68
src/output/httpd_output_plugin.c
View File

@ -79,12 +79,16 @@ httpd_output_unbind(struct httpd_output *httpd)
g_mutex_unlock(httpd->mutex);
}
static void *
httpd_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
static struct audio_output *
httpd_output_init(const struct config_param *param,
GError **error)
{
struct httpd_output *httpd = g_new(struct httpd_output, 1);
if (!ao_base_init(&httpd->base, &httpd_output_plugin, param, error)) {
g_free(httpd);
return NULL;
}
const char *encoder_name, *bind_to_address;
const struct encoder_plugin *encoder_plugin;
guint port;
@ -104,6 +108,7 @@ httpd_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
if (encoder_plugin == NULL) {
g_set_error(error, httpd_output_quark(), 0,
"No such encoder: %s", encoder_name);
ao_base_finish(&httpd->base);
g_free(httpd);
return NULL;
}
@ -121,8 +126,11 @@ httpd_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
? server_socket_add_host(httpd->server_socket, bind_to_address,
port, error)
: server_socket_add_port(httpd->server_socket, port, error);
if (!success)
if (!success) {
ao_base_finish(&httpd->base);
g_free(httpd);
return NULL;
}
/* initialize metadata */
httpd->metadata = NULL;
@ -131,8 +139,11 @@ httpd_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
/* initialize encoder */
httpd->encoder = encoder_init(encoder_plugin, param, error);
if (httpd->encoder == NULL)
if (httpd->encoder == NULL) {
ao_base_finish(&httpd->base);
g_free(httpd);
return NULL;
}
/* determine content type */
httpd->content_type = encoder_get_mime_type(httpd->encoder);
@ -142,13 +153,13 @@ httpd_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
httpd->mutex = g_mutex_new();
return httpd;
return &httpd->base;
}
static void
httpd_output_finish(void *data)
httpd_output_finish(struct audio_output *ao)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
if (httpd->metadata)
page_unref(httpd->metadata);
@ -156,6 +167,7 @@ httpd_output_finish(void *data)
encoder_finish(httpd->encoder);
server_socket_free(httpd->server_socket);
g_mutex_free(httpd->mutex);
ao_base_finish(&httpd->base);
g_free(httpd);
}
@ -287,26 +299,26 @@ httpd_output_encoder_open(struct httpd_output *httpd,
}
static bool
httpd_output_enable(void *data, GError **error_r)
httpd_output_enable(struct audio_output *ao, GError **error_r)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
return httpd_output_bind(httpd, error_r);
}
static void
httpd_output_disable(void *data)
httpd_output_disable(struct audio_output *ao)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
httpd_output_unbind(httpd);
}
static bool
httpd_output_open(void *data, struct audio_format *audio_format,
httpd_output_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
bool success;
g_mutex_lock(httpd->mutex);
@ -339,9 +351,10 @@ httpd_client_delete(gpointer data, G_GNUC_UNUSED gpointer user_data)
httpd_client_free(client);
}
static void httpd_output_close(void *data)
static void
httpd_output_close(struct audio_output *ao)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
g_mutex_lock(httpd->mutex);
@ -380,9 +393,9 @@ httpd_output_send_header(struct httpd_output *httpd,
}
static unsigned
httpd_output_delay(void *data)
httpd_output_delay(struct audio_output *ao)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
return httpd->timer->started
? timer_delay(httpd->timer)
@ -458,9 +471,10 @@ httpd_output_encode_and_play(struct httpd_output *httpd,
}
static size_t
httpd_output_play(void *data, const void *chunk, size_t size, GError **error)
httpd_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
bool has_clients;
g_mutex_lock(httpd->mutex);
@ -484,9 +498,9 @@ httpd_output_play(void *data, const void *chunk, size_t size, GError **error)
}
static bool
httpd_output_pause(void *data)
httpd_output_pause(struct audio_output *ao)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
g_mutex_lock(httpd->mutex);
bool has_clients = httpd->clients != NULL;
@ -494,7 +508,7 @@ httpd_output_pause(void *data)
if (has_clients) {
static const char silence[1020];
return httpd_output_play(data, silence, sizeof(silence),
return httpd_output_play(ao, silence, sizeof(silence),
NULL) > 0;
} else {
g_usleep(100000);
@ -512,9 +526,9 @@ httpd_send_metadata(gpointer data, gpointer user_data)
}
static void
httpd_output_tag(void *data, const struct tag *tag)
httpd_output_tag(struct audio_output *ao, const struct tag *tag)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
assert(tag != NULL);
@ -571,9 +585,9 @@ httpd_client_cancel_callback(gpointer data, G_GNUC_UNUSED gpointer user_data)
}
static void
httpd_output_cancel(void *data)
httpd_output_cancel(struct audio_output *ao)
{
struct httpd_output *httpd = data;
struct httpd_output *httpd = (struct httpd_output *)ao;
g_mutex_lock(httpd->mutex);
g_list_foreach(httpd->clients, httpd_client_cancel_callback, NULL);

49
src/output/jack_output_plugin.c
View File

@ -44,6 +44,8 @@ enum {
static const size_t jack_sample_size = sizeof(jack_default_audio_sample_t);
struct jack_data {
struct audio_output base;
/**
* libjack options passed to jack_client_open().
*/
@ -292,14 +294,18 @@ parse_port_list(int line, const char *source, char **dest, GError **error_r)
return n;
}
static void *
mpd_jack_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param, GError **error_r)
static struct audio_output *
mpd_jack_init(const struct config_param *param, GError **error_r)
{
struct jack_data *jd;
struct jack_data *jd = g_new(struct jack_data, 1);
if (!ao_base_init(&jd->base, &jack_output_plugin, param, error_r)) {
g_free(jd);
return NULL;
}
const char *value;
jd = g_new(struct jack_data, 1);
jd->options = JackNullOption;
jd->name = config_get_block_string(param, "client_name", NULL);
@ -362,13 +368,13 @@ mpd_jack_init(G_GNUC_UNUSED const struct audio_format *audio_format,
jack_set_info_function(mpd_jack_info);
#endif
return jd;
return &jd->base;
}
static void
mpd_jack_finish(void *data)
mpd_jack_finish(struct audio_output *ao)
{
struct jack_data *jd = data;
struct jack_data *jd = (struct jack_data *)ao;
for (unsigned i = 0; i < jd->num_source_ports; ++i)
g_free(jd->source_ports[i]);
@ -376,13 +382,14 @@ mpd_jack_finish(void *data)
for (unsigned i = 0; i < jd->num_destination_ports; ++i)
g_free(jd->destination_ports[i]);
ao_base_finish(&jd->base);
g_free(jd);
}
static bool
mpd_jack_enable(void *data, GError **error_r)
mpd_jack_enable(struct audio_output *ao, GError **error_r)
{
struct jack_data *jd = (struct jack_data *)data;
struct jack_data *jd = (struct jack_data *)ao;
for (unsigned i = 0; i < jd->num_source_ports; ++i)
jd->ringbuffer[i] = NULL;
@ -391,9 +398,9 @@ mpd_jack_enable(void *data, GError **error_r)
}
static void
mpd_jack_disable(void *data)
mpd_jack_disable(struct audio_output *ao)
{
struct jack_data *jd = (struct jack_data *)data;
struct jack_data *jd = (struct jack_data *)ao;
if (jd->client != NULL)
mpd_jack_disconnect(jd);
@ -556,9 +563,10 @@ mpd_jack_start(struct jack_data *jd, GError **error_r)
}
static bool
mpd_jack_open(void *data, struct audio_format *audio_format, GError **error_r)
mpd_jack_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error_r)
{
struct jack_data *jd = data;
struct jack_data *jd = (struct jack_data *)ao;
assert(jd != NULL);
@ -577,9 +585,9 @@ mpd_jack_open(void *data, struct audio_format *audio_format, GError **error_r)
}
static void
mpd_jack_close(G_GNUC_UNUSED void *data)
mpd_jack_close(G_GNUC_UNUSED struct audio_output *ao)
{
struct jack_data *jd = data;
struct jack_data *jd = (struct jack_data *)ao;
mpd_jack_stop(jd);
}
@ -649,9 +657,10 @@ mpd_jack_write_samples(struct jack_data *jd, const void *src,
}
static size_t
mpd_jack_play(void *data, const void *chunk, size_t size, GError **error_r)
mpd_jack_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error_r)
{
struct jack_data *jd = data;
struct jack_data *jd = (struct jack_data *)ao;
const size_t frame_size = audio_format_frame_size(&jd->audio_format);
size_t space = 0, space1;
@ -693,9 +702,9 @@ mpd_jack_play(void *data, const void *chunk, size_t size, GError **error_r)
}
static bool
mpd_jack_pause(void *data)
mpd_jack_pause(struct audio_output *ao)
{
struct jack_data *jd = data;
struct jack_data *jd = (struct jack_data *)ao;
if (jd->shutdown)
return false;

41
src/output/mvp_output_plugin.c
View File

@ -70,6 +70,8 @@ typedef struct {
#define MVP_GET_AUD_REGS _IOW('a',28,aud_ctl_regs_t*)
struct mvp_data {
struct audio_output base;
struct audio_format audio_format;
int fd;
};
@ -131,21 +133,26 @@ mvp_output_test_default_device(void)
return false;
}
static void *
mvp_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
G_GNUC_UNUSED const struct config_param *param,
G_GNUC_UNUSED GError **error)
static struct audio_output *
mvp_output_init(G_GNUC_UNUSED const struct config_param *param, GError **error)
{
struct mvp_data *md = g_new(struct mvp_data, 1);
if (!ao_base_init(&md->base, &mvp_output_plugin, param, error)) {
g_free(md);
return NULL;
}
md->fd = -1;
return md;
return &md->base;
}
static void
mvp_output_finish(void *data)
mvp_output_finish(struct audio_output *ao)
{
struct mvp_data *md = data;
struct mvp_data *md = (struct mvp_data *)ao;
ao_base_finish(&md->base);
g_free(md);
}
@ -226,9 +233,10 @@ mvp_set_pcm_params(struct mvp_data *md, struct audio_format *audio_format,
}
static bool
mvp_output_open(void *data, struct audio_format *audio_format, GError **error)
mvp_output_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error)
{
struct mvp_data *md = data;
struct mvp_data *md = (struct mvp_data *)ao;
long long int stc = 0;
int mix[5] = { 0, 2, 7, 1, 0 };
bool success;
@ -274,17 +282,17 @@ mvp_output_open(void *data, struct audio_format *audio_format, GError **error)
return true;
}
static void mvp_output_close(void *data)
static void mvp_output_close(struct audio_output *ao)
{
struct mvp_data *md = data;
struct mvp_data *md = (struct mvp_data *)ao;
if (md->fd >= 0)
close(md->fd);
md->fd = -1;
}
static void mvp_output_cancel(void *data)
static void mvp_output_cancel(struct audio_output *ao)
{
struct mvp_data *md = data;
struct mvp_data *md = (struct mvp_data *)ao;
if (md->fd >= 0) {
ioctl(md->fd, MVP_SET_AUD_RESET, 0x11);
close(md->fd);
@ -293,16 +301,17 @@ static void mvp_output_cancel(void *data)
}
static size_t
mvp_output_play(void *data, const void *chunk, size_t size, GError **error)
mvp_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
struct mvp_data *md = data;
struct mvp_data *md = (struct mvp_data *)ao;
ssize_t ret;
/* reopen the device since it was closed by dropBufferedAudio */
if (md->fd < 0) {
bool success;
success = mvp_output_open(md, &md->audio_format, error);
success = mvp_output_open(ao, &md->audio_format, error);
if (!success)
return 0;
}

36
src/output/null_output_plugin.c
View File

@ -27,39 +27,45 @@
#include <assert.h>
struct null_data {
struct audio_output base;
bool sync;
struct timer *timer;
};
static void *
null_init(G_GNUC_UNUSED const struct audio_format *audio_format,
G_GNUC_UNUSED const struct config_param *param,
G_GNUC_UNUSED GError **error)
static struct audio_output *
null_init(const struct config_param *param, GError **error_r)
{
struct null_data *nd = g_new(struct null_data, 1);
if (!ao_base_init(&nd->base, &null_output_plugin, param, error_r)) {
g_free(nd);
return NULL;
}
nd->sync = config_get_block_bool(param, "sync", true);
nd->timer = NULL;
return nd;
return &nd->base;
}
static void
null_finish(void *data)
null_finish(struct audio_output *ao)
{
struct null_data *nd = data;
struct null_data *nd = (struct null_data *)ao;
assert(nd->timer == NULL);
ao_base_finish(&nd->base);
g_free(nd);
}
static bool
null_open(void *data, struct audio_format *audio_format,
null_open(struct audio_output *ao, struct audio_format *audio_format,
G_GNUC_UNUSED GError **error)
{
struct null_data *nd = data;
struct null_data *nd = (struct null_data *)ao;
if (nd->sync)
nd->timer = timer_new(audio_format);
@ -68,9 +74,9 @@ null_open(void *data, struct audio_format *audio_format,
}
static void
null_close(void *data)
null_close(struct audio_output *ao)
{
struct null_data *nd = data;
struct null_data *nd = (struct null_data *)ao;
if (nd->timer != NULL) {
timer_free(nd->timer);
@ -79,10 +85,10 @@ null_close(void *data)
}
static size_t
null_play(void *data, G_GNUC_UNUSED const void *chunk, size_t size,
null_play(struct audio_output *ao, G_GNUC_UNUSED const void *chunk, size_t size,
G_GNUC_UNUSED GError **error)
{
struct null_data *nd = data;
struct null_data *nd = (struct null_data *)ao;
struct timer *timer = nd->timer;
if (!nd->sync)
@ -99,9 +105,9 @@ null_play(void *data, G_GNUC_UNUSED const void *chunk, size_t size,
}
static void
null_cancel(void *data)
null_cancel(struct audio_output *ao)
{
struct null_data *nd = data;
struct null_data *nd = (struct null_data *)ao;
if (!nd->sync)
return;

36
src/output/openal_output_plugin.c
View File

@ -39,6 +39,8 @@
#define NUM_BUFFERS 16
struct openal_data {
struct audio_output base;
const char *device_name;
ALCdevice *device;
ALCcontext *context;
@ -126,10 +128,8 @@ openal_unqueue_buffers(struct openal_data *od)
}
}
static void *
openal_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
G_GNUC_UNUSED GError **error)
static struct audio_output *
openal_init(const struct config_param *param, GError **error_r)
{
const char *device_name = config_get_block_string(param, "device", NULL);
struct openal_data *od;
@ -139,24 +139,30 @@ openal_init(G_GNUC_UNUSED const struct audio_format *audio_format,
}
od = g_new(struct openal_data, 1);
if (!ao_base_init(&od->base, &openal_output_plugin, param, error_r)) {
g_free(od);
return NULL;
}
od->device_name = device_name;
return od;
return &od->base;
}
static void
openal_finish(void *data)
openal_finish(struct audio_output *ao)
{
struct openal_data *od = data;
struct openal_data *od = (struct openal_data *)ao;
ao_base_finish(&od->base);
g_free(od);
}
static bool
openal_open(void *data, struct audio_format *audio_format,
openal_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error)
{
struct openal_data *od = data;
struct openal_data *od = (struct openal_data *)ao;
od->format = openal_audio_format(audio_format);
@ -198,9 +204,9 @@ openal_open(void *data, struct audio_format *audio_format,
}
static void
openal_close(void *data)
openal_close(struct audio_output *ao)
{
struct openal_data *od = data;
struct openal_data *od = (struct openal_data *)ao;
timer_free(od->timer);
alcMakeContextCurrent(od->context);
@ -211,10 +217,10 @@ openal_close(void *data)
}
static size_t
openal_play(void *data, const void *chunk, size_t size,
openal_play(struct audio_output *ao, const void *chunk, size_t size,
G_GNUC_UNUSED GError **error)
{
struct openal_data *od = data;
struct openal_data *od = (struct openal_data *)ao;
ALuint buffer;
ALint num, state;
@ -257,9 +263,9 @@ openal_play(void *data, const void *chunk, size_t size,
}
static void
openal_cancel(void *data)
openal_cancel(struct audio_output *ao)
{
struct openal_data *od = data;
struct openal_data *od = (struct openal_data *)ao;
od->filled = 0;
alcMakeContextCurrent(od->context);

49
src/output/oss_output_plugin.c
View File

@ -52,6 +52,8 @@
#endif
struct oss_data {
struct audio_output base;
int fd;
const char *device;
@ -143,7 +145,7 @@ oss_output_test_default_device(void)
return false;
}
static void *
static struct audio_output *
oss_open_default(GError **error)
{
int i;
@ -154,8 +156,14 @@ oss_open_default(GError **error)
ret[i] = oss_stat_device(default_devices[i], &err[i]);
if (ret[i] == OSS_STAT_NO_ERROR) {
struct oss_data *od = oss_data_new();
if (!ao_base_init(&od->base, &oss_output_plugin, NULL,
error)) {
g_free(od);
return NULL;
}
od->device = default_devices[i];
return od;
return &od->base;
}
}
@ -185,26 +193,31 @@ oss_open_default(GError **error)
return NULL;
}
static void *
oss_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
GError **error)
static struct audio_output *
oss_output_init(const struct config_param *param, GError **error)
{
const char *device = config_get_block_string(param, "device", NULL);
if (device != NULL) {
struct oss_data *od = oss_data_new();
if (!ao_base_init(&od->base, &oss_output_plugin, param,
error)) {
g_free(od);
return NULL;
}
od->device = device;
return od;
return &od->base;
}
return oss_open_default(error);
}
static void
oss_output_finish(void *data)
oss_output_finish(struct audio_output *ao)
{
struct oss_data *od = data;
struct oss_data *od = (struct oss_data *)ao;
ao_base_finish(&od->base);
oss_data_free(od);
}
@ -607,9 +620,10 @@ oss_reopen(struct oss_data *od, GError **error_r)
}
static bool
oss_output_open(void *data, struct audio_format *audio_format, GError **error)
oss_output_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error)
{
struct oss_data *od = data;
struct oss_data *od = (struct oss_data *)ao;
od->fd = open_cloexec(od->device, O_WRONLY, 0);
if (od->fd < 0) {
@ -629,17 +643,17 @@ oss_output_open(void *data, struct audio_format *audio_format, GError **error)
}
static void
oss_output_close(void *data)
oss_output_close(struct audio_output *ao)
{
struct oss_data *od = data;
struct oss_data *od = (struct oss_data *)ao;
oss_close(od);
}
static void
oss_output_cancel(void *data)
oss_output_cancel(struct audio_output *ao)
{
struct oss_data *od = data;
struct oss_data *od = (struct oss_data *)ao;
if (od->fd >= 0) {
ioctl(od->fd, SNDCTL_DSP_RESET, 0);
@ -648,9 +662,10 @@ oss_output_cancel(void *data)
}
static size_t
oss_output_play(void *data, const void *chunk, size_t size, GError **error)
oss_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
struct oss_data *od = data;
struct oss_data *od = (struct oss_data *)ao;
ssize_t ret;
/* reopen the device since it was closed by dropBufferedAudio */

37
src/output/osx_output_plugin.c
View File

@ -29,6 +29,8 @@
#define G_LOG_DOMAIN "osx"
struct osx_output {
struct audio_output base;
/* configuration settings */
OSType component_subtype;
/* only applicable with kAudioUnitSubType_HALOutput */
@ -80,12 +82,14 @@ osx_output_configure(struct osx_output *oo, const struct config_param *param)
}
}
static void *
osx_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
G_GNUC_UNUSED const struct config_param *param,
G_GNUC_UNUSED GError **error)
static struct audio_output *
osx_output_init(const struct config_param *param, GError **error_r)
{
struct osx_output *oo = g_new(struct osx_output, 1);
if (!ao_base_init(&oo->base, &osx_output_plugin, param, error_r)) {
g_free(oo);
return NULL;
}
osx_output_configure(oo, param);
oo->mutex = g_mutex_new();
@ -96,12 +100,13 @@ osx_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
oo->buffer = NULL;
oo->buffer_size = 0;
return oo;
return &oo->base;
}
static void osx_output_finish(void *data)
static void
osx_output_finish(struct audio_output *ao)
{
struct osx_output *od = data;
struct osx_output *od = (struct osx_output *)ao;
g_free(od->buffer);
g_mutex_free(od->mutex);
@ -109,18 +114,20 @@ static void osx_output_finish(void *data)
g_free(od);
}
static void osx_output_cancel(void *data)
static void
osx_output_cancel(struct audio_output *ao)
{
struct osx_output *od = data;
struct osx_output *od = (struct osx_output *)ao;
g_mutex_lock(od->mutex);
od->len = 0;
g_mutex_unlock(od->mutex);
}
static void osx_output_close(void *data)
static void
osx_output_close(struct audio_output *ao)
{
struct osx_output *od = data;
struct osx_output *od = (struct osx_output *)ao;
AudioOutputUnitStop(od->au);
AudioUnitUninitialize(od->au);
@ -266,9 +273,9 @@ done:
}
static bool
osx_output_open(void *data, struct audio_format *audio_format, GError **error)
osx_output_open(struct audio_output *ao, struct audio_format *audio_format, GError **error)
{
struct osx_output *od = data;
struct osx_output *od = (struct osx_output *)ao;
ComponentDescription desc;
Component comp;
AURenderCallbackStruct callback;
@ -385,10 +392,10 @@ osx_output_open(void *data, struct audio_format *audio_format, GError **error)
}
static size_t
osx_output_play(void *data, const void *chunk, size_t size,
osx_output_play(struct audio_output *ao, const void *chunk, size_t size,
G_GNUC_UNUSED GError **error)
{
struct osx_output *od = data;
struct osx_output *od = (struct osx_output *)ao;
size_t start, nbytes;
g_mutex_lock(od->mutex);

32
src/output/pipe_output_plugin.c
View File

@ -25,6 +25,8 @@
#include <errno.h>
struct pipe_output {
struct audio_output base;
char *cmd;
FILE *fh;
};
@ -38,13 +40,17 @@ pipe_output_quark(void)
return g_quark_from_static_string("pipe_output");
}
static void *
pipe_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
static struct audio_output *
pipe_output_init(const struct config_param *param,
GError **error)
{
struct pipe_output *pd = g_new(struct pipe_output, 1);
if (!ao_base_init(&pd->base, &pipe_output_plugin, param, error)) {
g_free(pd);
return NULL;
}
pd->cmd = config_dup_block_string(param, "command", NULL);
if (pd->cmd == NULL) {
g_set_error(error, pipe_output_quark(), 0,
@ -52,23 +58,25 @@ pipe_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
return NULL;
}
return pd;
return &pd->base;
}
static void
pipe_output_finish(void *data)
pipe_output_finish(struct audio_output *ao)
{
struct pipe_output *pd = data;
struct pipe_output *pd = (struct pipe_output *)ao;
g_free(pd->cmd);
ao_base_finish(&pd->base);
g_free(pd);
}
static bool
pipe_output_open(void *data, G_GNUC_UNUSED struct audio_format *audio_format,
pipe_output_open(struct audio_output *ao,
G_GNUC_UNUSED struct audio_format *audio_format,
G_GNUC_UNUSED GError **error)
{
struct pipe_output *pd = data;
struct pipe_output *pd = (struct pipe_output *)ao;
pd->fh = popen(pd->cmd, "w");
if (pd->fh == NULL) {
@ -82,17 +90,17 @@ pipe_output_open(void *data, G_GNUC_UNUSED struct audio_format *audio_format,
}
static void
pipe_output_close(void *data)
pipe_output_close(struct audio_output *ao)
{
struct pipe_output *pd = data;
struct pipe_output *pd = (struct pipe_output *)ao;
pclose(pd->fh);
}
static size_t
pipe_output_play(void *data, const void *chunk, size_t size, GError **error)
pipe_output_play(struct audio_output *ao, const void *chunk, size_t size, GError **error)
{
struct pipe_output *pd = data;
struct pipe_output *pd = (struct pipe_output *)ao;
size_t ret;
ret = fwrite(chunk, 1, size, pd->fh);

53
src/output/pulse_output_plugin.c
View File

@ -46,6 +46,8 @@
#endif
struct pulse_output {
struct audio_output base;
const char *name;
const char *server;
const char *sink;
@ -342,16 +344,19 @@ pulse_output_setup_context(struct pulse_output *po, GError **error_r)
return true;
}
static void *
pulse_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
G_GNUC_UNUSED GError **error_r)
static struct audio_output *
pulse_output_init(const struct config_param *param, GError **error_r)
{
struct pulse_output *po;
g_setenv("PULSE_PROP_media.role", "music", true);
po = g_new(struct pulse_output, 1);
if (!ao_base_init(&po->base, &pulse_output_plugin, param, error_r)) {
g_free(po);
return NULL;
}
po->name = config_get_block_string(param, "name", "mpd_pulse");
po->server = config_get_block_string(param, "server", NULL);
po->sink = config_get_block_string(param, "sink", NULL);
@ -361,21 +366,22 @@ pulse_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
po->context = NULL;
po->stream = NULL;
return po;
return &po->base;
}
static void
pulse_output_finish(void *data)
pulse_output_finish(struct audio_output *ao)
{
struct pulse_output *po = data;
struct pulse_output *po = (struct pulse_output *)ao;
ao_base_finish(&po->base);
g_free(po);
}
static bool
pulse_output_enable(void *data, GError **error_r)
pulse_output_enable(struct audio_output *ao, GError **error_r)
{
struct pulse_output *po = data;
struct pulse_output *po = (struct pulse_output *)ao;
assert(po->mainloop == NULL);
assert(po->context == NULL);
@ -419,9 +425,9 @@ pulse_output_enable(void *data, GError **error_r)
}
static void
pulse_output_disable(void *data)
pulse_output_disable(struct audio_output *ao)
{
struct pulse_output *po = data;
struct pulse_output *po = (struct pulse_output *)ao;
assert(po->mainloop != NULL);
@ -573,10 +579,10 @@ pulse_output_setup_stream(struct pulse_output *po, const pa_sample_spec *ss,
}
static bool
pulse_output_open(void *data, struct audio_format *audio_format,
pulse_output_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error_r)
{
struct pulse_output *po = data;
struct pulse_output *po = (struct pulse_output *)ao;
pa_sample_spec ss;
int error;
@ -647,9 +653,9 @@ pulse_output_open(void *data, struct audio_format *audio_format,
}
static void
pulse_output_close(void *data)
pulse_output_close(struct audio_output *ao)
{
struct pulse_output *po = data;
struct pulse_output *po = (struct pulse_output *)ao;
pa_operation *o;
assert(po->mainloop != NULL);
@ -796,9 +802,10 @@ pulse_output_stream_pause(struct pulse_output *po, bool pause,
}
static size_t
pulse_output_play(void *data, const void *chunk, size_t size, GError **error_r)
pulse_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error_r)
{
struct pulse_output *po = data;
struct pulse_output *po = (struct pulse_output *)ao;
int error;
assert(po->mainloop != NULL);
@ -866,9 +873,9 @@ pulse_output_play(void *data, const void *chunk, size_t size, GError **error_r)
}
static void
pulse_output_cancel(void *data)
pulse_output_cancel(struct audio_output *ao)
{
struct pulse_output *po = data;
struct pulse_output *po = (struct pulse_output *)ao;
pa_operation *o;
assert(po->mainloop != NULL);
@ -898,9 +905,9 @@ pulse_output_cancel(void *data)
}
static bool
pulse_output_pause(void *data)
pulse_output_pause(struct audio_output *ao)
{
struct pulse_output *po = data;
struct pulse_output *po = (struct pulse_output *)ao;
GError *error = NULL;
assert(po->mainloop != NULL);
@ -945,12 +952,12 @@ pulse_output_test_default_device(void)
struct pulse_output *po;
bool success;
po = pulse_output_init(NULL, NULL, NULL);
po = (struct pulse_output *)pulse_output_init(NULL, NULL);
if (po == NULL)
return false;
success = pulse_output_wait_connection(po, NULL);
pulse_output_finish(po);
pulse_output_finish(&po->base);
return success;
}

44
src/output/raop_output_plugin.c
View File

@ -79,6 +79,8 @@ struct encrypt_data {
/*********************************************************************/
struct raop_data {
struct audio_output base;
struct rtspcl_data *rtspcl;
const char *addr; // target host address
short rtsp_port;
@ -209,9 +211,13 @@ raop_session_new(GError **error_r)
}
static struct raop_data *
new_raop_data(GError **error_r)
new_raop_data(const struct config_param *param, GError **error_r)
{
struct raop_data *ret = g_new(struct raop_data, 1);
if (!ao_base_init(&ret->base, &raop_output_plugin, param, error_r)) {
g_free(ret);
return NULL;
}
ret->control_mutex = g_mutex_new();
@ -223,6 +229,7 @@ new_raop_data(GError **error_r)
if (raop_session == NULL &&
(raop_session = raop_session_new(error_r)) == NULL) {
g_mutex_free(ret->control_mutex);
ao_base_finish(&ret->base);
g_free(ret);
return NULL;
}
@ -721,10 +728,8 @@ send_audio_data(int fd, GError **error_r)
return true;
}
static void *
raop_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
G_GNUC_UNUSED const struct config_param *param,
GError **error_r)
static struct audio_output *
raop_output_init(const struct config_param *param, GError **error_r)
{
const char *host = config_get_block_string(param, "host", NULL);
if (host == NULL) {
@ -735,14 +740,14 @@ raop_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
struct raop_data *rd;
rd = new_raop_data(error_r);
rd = new_raop_data(param, error_r);
if (rd == NULL)
return NULL;
rd->addr = host;
rd->rtsp_port = config_get_block_unsigned(param, "port", 5000);
rd->volume = config_get_block_unsigned(param, "volume", 75);
return rd;
return &rd->base;
}
static bool
@ -755,14 +760,15 @@ raop_set_volume_local(struct raop_data *rd, int volume, GError **error_r)
static void
raop_output_finish(void *data)
raop_output_finish(struct audio_output *ao)
{
struct raop_data *rd = data;
struct raop_data *rd = (struct raop_data *)ao;
if (rd->rtspcl)
rtspcl_close(rd->rtspcl);
g_mutex_free(rd->control_mutex);
ao_base_finish(&rd->base);
g_free(rd);
}
@ -797,11 +803,11 @@ raop_set_volume(struct raop_data *rd, unsigned volume, GError **error_r)
}
static void
raop_output_cancel(void *data)
raop_output_cancel(struct audio_output *ao)
{
//flush
struct key_data kd;
struct raop_data *rd = (struct raop_data *) data;
struct raop_data *rd = (struct raop_data *)ao;
int flush_diff = 1;
rd->started = 0;
@ -825,9 +831,9 @@ raop_output_cancel(void *data)
}
static bool
raop_output_pause(void *data)
raop_output_pause(struct audio_output *ao)
{
struct raop_data *rd = (struct raop_data *) data;
struct raop_data *rd = (struct raop_data *)ao;
rd->paused = true;
return true;
@ -870,10 +876,10 @@ raop_output_remove(struct raop_data *rd)
}
static void
raop_output_close(void *data)
raop_output_close(struct audio_output *ao)
{
//teardown
struct raop_data *rd = data;
struct raop_data *rd = (struct raop_data *)ao;
raop_output_remove(rd);
@ -887,10 +893,10 @@ raop_output_close(void *data)
static bool
raop_output_open(void *data, struct audio_format *audio_format, GError **error_r)
raop_output_open(struct audio_output *ao, struct audio_format *audio_format, GError **error_r)
{
//setup, etc.
struct raop_data *rd = data;
struct raop_data *rd = (struct raop_data *)ao;
g_mutex_lock(raop_session->list_mutex);
if (raop_session->raop_list == NULL) {
@ -940,11 +946,11 @@ raop_output_open(void *data, struct audio_format *audio_format, GError **error_r
}
static size_t
raop_output_play(void *data, const void *chunk, size_t size,
raop_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error_r)
{
//raopcl_send_sample
struct raop_data *rd = data;
struct raop_data *rd = (struct raop_data *)ao;
size_t rval = 0, orig_size = size;
rd->paused = false;

34
src/output/recorder_output_plugin.c
View File

@ -35,6 +35,8 @@
#define G_LOG_DOMAIN "recorder"
struct recorder_output {
struct audio_output base;
/**
* The configured encoder plugin.
*/
@ -65,11 +67,16 @@ recorder_output_quark(void)
return g_quark_from_static_string("recorder_output");
}
static void *
recorder_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param, GError **error_r)
static struct audio_output *
recorder_output_init(const struct config_param *param, GError **error_r)
{
struct recorder_output *recorder = g_new(struct recorder_output, 1);
if (!ao_base_init(&recorder->base, &recorder_output_plugin, param,
error_r)) {
g_free(recorder);
return NULL;
}
const char *encoder_name;
const struct encoder_plugin *encoder_plugin;
@ -96,19 +103,21 @@ recorder_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
if (recorder->encoder == NULL)
goto failure;
return recorder;
return &recorder->base;
failure:
ao_base_finish(&recorder->base);
g_free(recorder);
return NULL;
}
static void
recorder_output_finish(void *data)
recorder_output_finish(struct audio_output *ao)
{
struct recorder_output *recorder = data;
struct recorder_output *recorder = (struct recorder_output *)ao;
encoder_finish(recorder->encoder);
ao_base_finish(&recorder->base);
g_free(recorder);
}
@ -155,10 +164,11 @@ recorder_output_encoder_to_file(struct recorder_output *recorder,
}
static bool
recorder_output_open(void *data, struct audio_format *audio_format,
recorder_output_open(struct audio_output *ao,
struct audio_format *audio_format,
GError **error_r)
{
struct recorder_output *recorder = data;
struct recorder_output *recorder = (struct recorder_output *)ao;
bool success;
/* create the output file */
@ -186,9 +196,9 @@ recorder_output_open(void *data, struct audio_format *audio_format,
}
static void
recorder_output_close(void *data)
recorder_output_close(struct audio_output *ao)
{
struct recorder_output *recorder = data;
struct recorder_output *recorder = (struct recorder_output *)ao;
/* flush the encoder and write the rest to the file */
@ -203,10 +213,10 @@ recorder_output_close(void *data)
}
static size_t
recorder_output_play(void *data, const void *chunk, size_t size,
recorder_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error_r)
{
struct recorder_output *recorder = data;
struct recorder_output *recorder = (struct recorder_output *)ao;
return encoder_write(recorder->encoder, chunk, size, error_r) &&
recorder_output_encoder_to_file(recorder, error_r)

41
src/output/roar_output_plugin.c
View File

@ -38,6 +38,8 @@
typedef struct roar
{
struct audio_output base;
roar_vs_t * vss;
int err;
char *host;
@ -114,34 +116,39 @@ roar_configure(struct roar * self, const struct config_param *param)
: ROAR_ROLE_MUSIC;
}
static void *
roar_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
G_GNUC_UNUSED GError **error)
static struct audio_output *
roar_init(const struct config_param *param, GError **error_r)
{
struct roar *self = g_new0(struct roar, 1);
if (!ao_base_init(&self->base, &roar_output_plugin, param, error_r)) {
g_free(self);
return NULL;
}
self->lock = g_mutex_new();
self->err = ROAR_ERROR_NONE;
roar_configure(self, param);
return self;
return &self->base;
}
static void
roar_finish(void *data)
roar_finish(struct audio_output *ao)
{
roar_t * self = data;
struct roar *self = (struct roar *)ao;
g_free(self->host);
g_free(self->name);
g_mutex_free(self->lock);
ao_base_finish(&self->base);
g_free(self);
}
static bool
roar_open(void *data, struct audio_format *audio_format, GError **error)
roar_open(struct audio_output *ao, struct audio_format *audio_format, GError **error)
{
roar_t * self = data;
struct roar *self = (struct roar *)ao;
g_mutex_lock(self->lock);
if (roar_simple_connect(&(self->con), self->host, self->name) < 0)
@ -205,9 +212,9 @@ roar_open(void *data, struct audio_format *audio_format, GError **error)
}
static void
roar_close(void *data)
roar_close(struct audio_output *ao)
{
roar_t * self = data;
struct roar *self = (struct roar *)ao;
g_mutex_lock(self->lock);
self->alive = false;
@ -246,9 +253,9 @@ roar_cancel_locked(struct roar *self)
}
static void
roar_cancel(void *data)
roar_cancel(struct audio_output *ao)
{
roar_t * self = data;
struct roar *self = (struct roar *)ao;
g_mutex_lock(self->lock);
roar_cancel_locked(self);
@ -256,9 +263,9 @@ roar_cancel(void *data)
}
static size_t
roar_play(void *data, const void *chunk, size_t size, GError **error)
roar_play(struct audio_output *ao, const void *chunk, size_t size, GError **error)
{
struct roar * self = data;
struct roar *self = (struct roar *)ao;
ssize_t rc;
if (self->vss == NULL)
@ -323,9 +330,9 @@ roar_tag_convert(enum tag_type type, bool *is_uuid)
}
static void
roar_send_tag(void *data, const struct tag *meta)
roar_send_tag(struct audio_output *ao, const struct tag *meta)
{
struct roar * self = data;
struct roar *self = (struct roar *)ao;
if (self->vss == NULL)
return;

65
src/output/shout_output_plugin.c
View File

@ -42,6 +42,8 @@ struct shout_buffer {
};
struct shout_data {
struct audio_output base;
shout_t *shout_conn;
shout_metadata_t *shout_meta;
@ -108,9 +110,8 @@ static void free_shout_data(struct shout_data *sd)
} \
}
static void *
my_shout_init_driver(const struct audio_format *audio_format,
const struct config_param *param,
static struct audio_output *
my_shout_init_driver(const struct config_param *param,
GError **error)
{
struct shout_data *sd;
@ -129,14 +130,22 @@ my_shout_init_driver(const struct audio_format *audio_format,
const struct block_param *block_param;
int public;
if (audio_format == NULL ||
!audio_format_fully_defined(audio_format)) {
g_set_error(error, shout_output_quark(), 0,
"Need full audio format specification");
sd = new_shout_data();
if (!ao_base_init(&sd->base, &shout_output_plugin, param, error)) {
free_shout_data(sd);
return NULL;
}
sd = new_shout_data();
const struct audio_format *audio_format =
&sd->base.config_audio_format;
if (!audio_format_fully_defined(audio_format)) {
g_set_error(error, shout_output_quark(), 0,
"Need full audio format specification");
ao_base_finish(&sd->base);
free_shout_data(sd);
return NULL;
}
if (shout_init_count == 0)
shout_init();
@ -307,9 +316,10 @@ my_shout_init_driver(const struct audio_format *audio_format,
}
}
return sd;
return &sd->base;
failure:
ao_base_finish(&sd->base);
free_shout_data(sd);
return NULL;
}
@ -379,12 +389,14 @@ static void close_shout_conn(struct shout_data * sd)
}
}
static void my_shout_finish_driver(void *data)
static void
my_shout_finish_driver(struct audio_output *ao)
{
struct shout_data *sd = (struct shout_data *)data;
struct shout_data *sd = (struct shout_data *)ao;
encoder_finish(sd->encoder);
ao_base_finish(&sd->base);
free_shout_data(sd);
shout_init_count--;
@ -393,17 +405,19 @@ static void my_shout_finish_driver(void *data)
shout_shutdown();
}
static void my_shout_drop_buffered_audio(void *data)
static void
my_shout_drop_buffered_audio(struct audio_output *ao)
{
G_GNUC_UNUSED
struct shout_data *sd = (struct shout_data *)data;
struct shout_data *sd = (struct shout_data *)ao;
/* needs to be implemented for shout */
}
static void my_shout_close_device(void *data)
static void
my_shout_close_device(struct audio_output *ao)
{
struct shout_data *sd = (struct shout_data *)data;
struct shout_data *sd = (struct shout_data *)ao;
close_shout_conn(sd);
}
@ -430,10 +444,10 @@ shout_connect(struct shout_data *sd, GError **error)
}
static bool
my_shout_open_device(void *data, struct audio_format *audio_format,
my_shout_open_device(struct audio_output *ao, struct audio_format *audio_format,
GError **error)
{
struct shout_data *sd = (struct shout_data *)data;
struct shout_data *sd = (struct shout_data *)ao;
bool ret;
ret = shout_connect(sd, error);
@ -453,9 +467,9 @@ my_shout_open_device(void *data, struct audio_format *audio_format,
}
static unsigned
my_shout_delay(void *data)
my_shout_delay(struct audio_output *ao)
{
struct shout_data *sd = (struct shout_data *)data;
struct shout_data *sd = (struct shout_data *)ao;
int delay = shout_delay(sd->shout_conn);
if (delay < 0)
@ -465,9 +479,10 @@ my_shout_delay(void *data)
}
static size_t
my_shout_play(void *data, const void *chunk, size_t size, GError **error)
my_shout_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
struct shout_data *sd = (struct shout_data *)data;
struct shout_data *sd = (struct shout_data *)ao;
return encoder_write(sd->encoder, chunk, size, error) &&
write_page(sd, error)
@ -476,11 +491,11 @@ my_shout_play(void *data, const void *chunk, size_t size, GError **error)
}
static bool
my_shout_pause(void *data)
my_shout_pause(struct audio_output *ao)
{
static const char silence[1020];
return my_shout_play(data, silence, sizeof(silence), NULL);
return my_shout_play(ao, silence, sizeof(silence), NULL);
}
static void
@ -509,10 +524,10 @@ shout_tag_to_metadata(const struct tag *tag, char *dest, size_t size)
snprintf(dest, size, "%s - %s", artist, title);
}
static void my_shout_set_tag(void *data,
static void my_shout_set_tag(struct audio_output *ao,
const struct tag *tag)
{
struct shout_data *sd = (struct shout_data *)data;
struct shout_data *sd = (struct shout_data *)ao;
bool ret;
GError *error = NULL;

37
src/output/solaris_output_plugin.c
View File

@ -36,6 +36,8 @@
#define G_LOG_DOMAIN "solaris_output"
struct solaris_output {
struct audio_output base;
/* configuration */
const char *device;
@ -60,31 +62,35 @@ solaris_output_test_default_device(void)
access("/dev/audio", W_OK) == 0;
}
static void *
solaris_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
G_GNUC_UNUSED GError **error)
static struct audio_output *
solaris_output_init(const struct config_param *param, GError **error_r)
{
struct solaris_output *so = g_new(struct solaris_output, 1);
if (!ao_base_init(&so->base, &solaris_output_plugin, param, error_r)) {
g_free(so);
return NULL;
}
so->device = config_get_block_string(param, "device", "/dev/audio");
return so;
return &so->base;
}
static void
solaris_output_finish(void *data)
solaris_output_finish(struct audio_output *ao)
{
struct solaris_output *so = data;
struct solaris_output *so = (struct solaris_output *)ao;
ao_base_finish(&so->base);
g_free(so);
}
static bool
solaris_output_open(void *data, struct audio_format *audio_format,
solaris_output_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error)
{
struct solaris_output *so = data;
struct solaris_output *so = (struct solaris_output *)ao;
struct audio_info info;
int ret, flags;
@ -135,17 +141,18 @@ solaris_output_open(void *data, struct audio_format *audio_format,
}
static void
solaris_output_close(void *data)
solaris_output_close(struct audio_output *ao)
{
struct solaris_output *so = data;
struct solaris_output *so = (struct solaris_output *)ao;
close(so->fd);
}
static size_t
solaris_output_play(void *data, const void *chunk, size_t size, GError **error)
solaris_output_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
struct solaris_output *so = data;
struct solaris_output *so = (struct solaris_output *)ao;
ssize_t nbytes;
nbytes = write(so->fd, chunk, size);
@ -159,9 +166,9 @@ solaris_output_play(void *data, const void *chunk, size_t size, GError **error)
}
static void
solaris_output_cancel(void *data)
solaris_output_cancel(struct audio_output *ao)
{
struct solaris_output *so = data;
struct solaris_output *so = (struct solaris_output *)ao;
ioctl(so->fd, I_FLUSH);
}

40
src/output/winmm_output_plugin.c
View File

@ -38,6 +38,8 @@ struct winmm_buffer {
};
struct winmm_output {
struct audio_output base;
UINT device_id;
HWAVEOUT handle;
@ -101,30 +103,34 @@ get_device_id(const char *device_name)
return WAVE_MAPPER;
}
static void *
winmm_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
G_GNUC_UNUSED const struct config_param *param,
G_GNUC_UNUSED GError **error)
static struct audio_output *
winmm_output_init(const struct config_param *param, GError **error_r)
{
struct winmm_output *wo = g_new(struct winmm_output, 1);
if (!ao_base_init(&wo->base, &winmm_output_plugin, param, error_r)) {
g_free(wo);
return NULL;
}
const char *device = config_get_block_string(param, "device", NULL);
wo->device_id = get_device_id(device);
return wo;
return &wo->base;
}
static void
winmm_output_finish(void *data)
winmm_output_finish(struct audio_output *ao)
{
struct winmm_output *wo = data;
struct winmm_output *wo = (struct winmm_output *)ao;
ao_base_finish(&wo->base);
g_free(wo);
}
static bool
winmm_output_open(void *data, struct audio_format *audio_format,
winmm_output_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error_r)
{
struct winmm_output *wo = data;
struct winmm_output *wo = (struct winmm_output *)ao;
wo->event = CreateEvent(NULL, false, false, NULL);
if (wo->event == NULL) {
@ -180,9 +186,9 @@ winmm_output_open(void *data, struct audio_format *audio_format,
}
static void
winmm_output_close(void *data)
winmm_output_close(struct audio_output *ao)
{
struct winmm_output *wo = data;
struct winmm_output *wo = (struct winmm_output *)ao;
for (unsigned i = 0; i < G_N_ELEMENTS(wo->buffers); ++i)
pcm_buffer_deinit(&wo->buffers[i].buffer);
@ -253,9 +259,9 @@ winmm_drain_buffer(struct winmm_output *wo, struct winmm_buffer *buffer,
}
static size_t
winmm_output_play(void *data, const void *chunk, size_t size, GError **error_r)
winmm_output_play(struct audio_output *ao, const void *chunk, size_t size, GError **error_r)
{
struct winmm_output *wo = data;
struct winmm_output *wo = (struct winmm_output *)ao;
/* get the next buffer from the ring and prepare it */
struct winmm_buffer *buffer = &wo->buffers[wo->next_buffer];
@ -308,18 +314,18 @@ winmm_stop(struct winmm_output *wo)
}
static void
winmm_output_drain(void *data)
winmm_output_drain(struct audio_output *ao)
{
struct winmm_output *wo = data;
struct winmm_output *wo = (struct winmm_output *)ao;
if (!winmm_drain_all_buffers(wo, NULL))
winmm_stop(wo);
}
static void
winmm_output_cancel(void *data)
winmm_output_cancel(struct audio_output *ao)
{
struct winmm_output *wo = data;
struct winmm_output *wo = (struct winmm_output *)ao;
winmm_stop(wo);
}

52
src/output_all.c
View File

@ -41,7 +41,7 @@
static struct audio_format input_audio_format;
static struct audio_output *audio_outputs;
static struct audio_output **audio_outputs;
static unsigned int num_audio_outputs;
/**
@ -70,7 +70,9 @@ audio_output_get(unsigned i)
{
assert(i < num_audio_outputs);
return &audio_outputs[i];
assert(audio_outputs[i] != NULL);
return audio_outputs[i];
}
struct audio_output *
@ -110,11 +112,10 @@ audio_output_all_init(struct player_control *pc)
notify_init(&audio_output_client_notify);
num_audio_outputs = audio_output_config_count();
audio_outputs = g_new(struct audio_output, num_audio_outputs);
audio_outputs = g_new(struct audio_output *, num_audio_outputs);
for (i = 0; i < num_audio_outputs; i++)
{
struct audio_output *output = &audio_outputs[i];
unsigned int j;
param = config_get_next_param(CONF_AUDIO_OUTPUT, param);
@ -122,7 +123,8 @@ audio_output_all_init(struct player_control *pc)
/* only allow param to be NULL if there just one audioOutput */
assert(param || (num_audio_outputs == 1));
if (!audio_output_init(output, param, pc, &error)) {
struct audio_output *output = audio_output_new(param, pc, &error);
if (output == NULL) {
if (param != NULL)
MPD_ERROR("line %i: %s",
param->line, error->message);
@ -130,9 +132,11 @@ audio_output_all_init(struct player_control *pc)
MPD_ERROR("%s", error->message);
}
audio_outputs[i] = output;
/* require output names to be unique: */
for (j = 0; j < i; j++) {
if (!strcmp(output->name, audio_outputs[j].name)) {
if (!strcmp(output->name, audio_outputs[j]->name)) {
MPD_ERROR("output devices with identical "
"names: %s\n", output->name);
}
@ -146,8 +150,8 @@ audio_output_all_finish(void)
unsigned int i;
for (i = 0; i < num_audio_outputs; i++) {
audio_output_disable(&audio_outputs[i]);
audio_output_finish(&audio_outputs[i]);
audio_output_disable(audio_outputs[i]);
audio_output_finish(audio_outputs[i]);
}
g_free(audio_outputs);
@ -161,7 +165,7 @@ void
audio_output_all_enable_disable(void)
{
for (unsigned i = 0; i < num_audio_outputs; i++) {
struct audio_output *ao = &audio_outputs[i];
struct audio_output *ao = audio_outputs[i];
bool enabled;
g_mutex_lock(ao->mutex);
@ -185,7 +189,7 @@ static bool
audio_output_all_finished(void)
{
for (unsigned i = 0; i < num_audio_outputs; ++i) {
struct audio_output *ao = &audio_outputs[i];
struct audio_output *ao = audio_outputs[i];
bool not_finished;
g_mutex_lock(ao->mutex);
@ -213,7 +217,7 @@ static void
audio_output_allow_play_all(void)
{
for (unsigned i = 0; i < num_audio_outputs; ++i)
audio_output_allow_play(&audio_outputs[i]);
audio_output_allow_play(audio_outputs[i]);
}
static void
@ -238,7 +242,7 @@ static void
audio_output_all_reset_reopen(void)
{
for (unsigned i = 0; i < num_audio_outputs; ++i) {
struct audio_output *ao = &audio_outputs[i];
struct audio_output *ao = audio_outputs[i];
audio_output_reset_reopen(ao);
}
@ -259,7 +263,7 @@ audio_output_all_update(void)
return false;
for (i = 0; i < num_audio_outputs; ++i)
ret = audio_output_update(&audio_outputs[i],
ret = audio_output_update(audio_outputs[i],
&input_audio_format, g_mp) || ret;
return ret;
@ -283,7 +287,7 @@ audio_output_all_play(struct music_chunk *chunk)
music_pipe_push(g_mp, chunk);
for (i = 0; i < num_audio_outputs; ++i)
audio_output_play(&audio_outputs[i]);
audio_output_play(audio_outputs[i]);
return true;
}
@ -322,10 +326,10 @@ audio_output_all_open(const struct audio_format *audio_format,
audio_output_all_update();
for (i = 0; i < num_audio_outputs; ++i) {
if (audio_outputs[i].enabled)
if (audio_outputs[i]->enabled)
enabled = true;
if (audio_outputs[i].open)
if (audio_outputs[i]->open)
ret = true;
}
@ -369,7 +373,7 @@ static bool
chunk_is_consumed(const struct music_chunk *chunk)
{
for (unsigned i = 0; i < num_audio_outputs; ++i) {
const struct audio_output *ao = &audio_outputs[i];
const struct audio_output *ao = audio_outputs[i];
bool consumed;
g_mutex_lock(ao->mutex);
@ -394,7 +398,7 @@ clear_tail_chunk(G_GNUC_UNUSED const struct music_chunk *chunk, bool *locked)
assert(music_pipe_contains(g_mp, chunk));
for (unsigned i = 0; i < num_audio_outputs; ++i) {
struct audio_output *ao = &audio_outputs[i];
struct audio_output *ao = audio_outputs[i];
/* this mutex will be unlocked by the caller when it's
ready */
@ -451,7 +455,7 @@ audio_output_all_check(void)
by clear_tail_chunk() */
for (unsigned i = 0; i < num_audio_outputs; ++i)
if (locked[i])
g_mutex_unlock(audio_outputs[i].mutex);
g_mutex_unlock(audio_outputs[i]->mutex);
/* return the chunk to the buffer */
music_buffer_return(g_music_buffer, shifted);
@ -484,7 +488,7 @@ audio_output_all_pause(void)
audio_output_all_update();
for (i = 0; i < num_audio_outputs; ++i)
audio_output_pause(&audio_outputs[i]);
audio_output_pause(audio_outputs[i]);
audio_output_wait_all();
}
@ -493,7 +497,7 @@ void
audio_output_all_drain(void)
{
for (unsigned i = 0; i < num_audio_outputs; ++i)
audio_output_drain_async(&audio_outputs[i]);
audio_output_drain_async(audio_outputs[i]);
audio_output_wait_all();
}
@ -506,7 +510,7 @@ audio_output_all_cancel(void)
/* send the cancel() command to all audio outputs */
for (i = 0; i < num_audio_outputs; ++i)
audio_output_cancel(&audio_outputs[i]);
audio_output_cancel(audio_outputs[i]);
audio_output_wait_all();
@ -531,7 +535,7 @@ audio_output_all_close(void)
unsigned int i;
for (i = 0; i < num_audio_outputs; ++i)
audio_output_close(&audio_outputs[i]);
audio_output_close(audio_outputs[i]);
if (g_mp != NULL) {
assert(g_music_buffer != NULL);
@ -554,7 +558,7 @@ audio_output_all_release(void)
unsigned int i;
for (i = 0; i < num_audio_outputs; ++i)
audio_output_release(&audio_outputs[i]);
audio_output_release(audio_outputs[i]);
if (g_mp != NULL) {
assert(g_music_buffer != NULL);

1
src/output_api.h
View File

@ -21,6 +21,7 @@
#define MPD_OUTPUT_API_H
#include "output_plugin.h"
#include "output_internal.h"
#include "audio_format.h"
#include "tag.h"
#include "conf.h"

2
src/output_control.c
View File

@ -335,5 +335,5 @@ void audio_output_finish(struct audio_output *ao)
ao->thread = NULL;
}
audio_output_destruct(ao);
audio_output_free(ao);
}

5
src/output_control.h
View File

@ -37,11 +37,6 @@ audio_output_quark(void)
return g_quark_from_static_string("audio_output");
}
bool
audio_output_init(struct audio_output *ao, const struct config_param *param,
struct player_control *pc,
GError **error_r);
/**
* Enables the device.
*/

14
src/output_finish.c
View File

@ -26,7 +26,7 @@
#include <assert.h>
void
audio_output_destruct(struct audio_output *ao)
ao_base_finish(struct audio_output *ao)
{
assert(!ao->open);
assert(ao->fail_timer == NULL);
@ -35,8 +35,6 @@ audio_output_destruct(struct audio_output *ao)
if (ao->mixer != NULL)
mixer_free(ao->mixer);
ao_plugin_finish(ao->plugin, ao->data);
g_cond_free(ao->cond);
g_mutex_free(ao->mutex);
@ -50,3 +48,13 @@ audio_output_destruct(struct audio_output *ao)
pcm_buffer_deinit(&ao->cross_fade_buffer);
}
void
audio_output_free(struct audio_output *ao)
{
assert(!ao->open);
assert(ao->fail_timer == NULL);
assert(ao->thread == NULL);
ao_plugin_finish(ao);
}

174
src/output_init.c
View File

@ -94,7 +94,8 @@ audio_output_mixer_type(const struct config_param *param)
}
static struct mixer *
audio_output_load_mixer(void *ao, const struct config_param *param,
audio_output_load_mixer(struct audio_output *ao,
const struct config_param *param,
const struct mixer_plugin *plugin,
struct filter *filter_chain,
GError **error_r)
@ -126,33 +127,22 @@ audio_output_load_mixer(void *ao, const struct config_param *param,
}
bool
audio_output_init(struct audio_output *ao, const struct config_param *param,
struct player_control *pc,
GError **error_r)
ao_base_init(struct audio_output *ao,
const struct audio_output_plugin *plugin,
const struct config_param *param, GError **error_r)
{
assert(ao != NULL);
assert(pc != NULL);
assert(plugin != NULL);
assert(plugin->finish != NULL);
assert(plugin->open != NULL);
assert(plugin->close != NULL);
assert(plugin->play != NULL);
const struct audio_output_plugin *plugin = NULL;
GError *error = NULL;
if (param) {
const char *p;
p = config_get_block_string(param, AUDIO_OUTPUT_TYPE, NULL);
if (p == NULL) {
g_set_error(error_r, audio_output_quark(), 0,
"Missing \"type\" configuration");
return false;
}
plugin = audio_output_plugin_get(p);
if (plugin == NULL) {
g_set_error(error_r, audio_output_quark(), 0,
"No such audio output plugin: %s", p);
return false;
}
ao->name = config_get_block_string(param, AUDIO_OUTPUT_NAME,
NULL);
if (ao->name == NULL) {
@ -172,16 +162,6 @@ audio_output_init(struct audio_output *ao, const struct config_param *param,
} else
audio_format_clear(&ao->config_audio_format);
} else {
g_warning("No \"%s\" defined in config file\n",
CONF_AUDIO_OUTPUT);
plugin = audio_output_detect(error_r);
if (plugin == NULL)
return false;
g_message("Successfully detected a %s audio device",
plugin->name);
ao->name = "default detected output";
audio_format_clear(&ao->config_audio_format);
@ -203,29 +183,6 @@ audio_output_init(struct audio_output *ao, const struct config_param *param,
ao->filter = filter_chain_new();
assert(ao->filter != NULL);
/* create the replay_gain filter */
const char *replay_gain_handler =
config_get_block_string(param, "replay_gain_handler",
"software");
if (strcmp(replay_gain_handler, "none") != 0) {
ao->replay_gain_filter = filter_new(&replay_gain_filter_plugin,
param, NULL);
assert(ao->replay_gain_filter != NULL);
ao->replay_gain_serial = 0;
ao->other_replay_gain_filter = filter_new(&replay_gain_filter_plugin,
param, NULL);
assert(ao->other_replay_gain_filter != NULL);
ao->other_replay_gain_serial = 0;
} else {
ao->replay_gain_filter = NULL;
ao->other_replay_gain_filter = NULL;
}
/* create the normalization filter (if configured) */
if (config_get_bool(CONF_VOLUME_NORMALIZATION, false)) {
@ -254,16 +211,54 @@ audio_output_init(struct audio_output *ao, const struct config_param *param,
ao->command = AO_COMMAND_NONE;
ao->mutex = g_mutex_new();
ao->cond = g_cond_new();
ao->player_control = pc;
ao->data = ao_plugin_init(plugin,
&ao->config_audio_format,
param, error_r);
if (ao->data == NULL)
return false;
ao->mixer = NULL;
ao->mixer = audio_output_load_mixer(ao->data, param,
plugin->mixer_plugin,
/* the "convert" filter must be the last one in the chain */
ao->convert_filter = filter_new(&convert_filter_plugin, NULL, NULL);
assert(ao->convert_filter != NULL);
filter_chain_append(ao->filter, ao->convert_filter);
/* done */
return true;
}
static bool
audio_output_setup(struct audio_output *ao, const struct config_param *param,
GError **error_r)
{
/* create the replay_gain filter */
const char *replay_gain_handler =
config_get_block_string(param, "replay_gain_handler",
"software");
if (strcmp(replay_gain_handler, "none") != 0) {
ao->replay_gain_filter = filter_new(&replay_gain_filter_plugin,
param, NULL);
assert(ao->replay_gain_filter != NULL);
ao->replay_gain_serial = 0;
ao->other_replay_gain_filter = filter_new(&replay_gain_filter_plugin,
param, NULL);
assert(ao->other_replay_gain_filter != NULL);
ao->other_replay_gain_serial = 0;
} else {
ao->replay_gain_filter = NULL;
ao->other_replay_gain_filter = NULL;
}
/* set up the mixer */
GError *error = NULL;
ao->mixer = audio_output_load_mixer(ao, param,
ao->plugin->mixer_plugin,
ao->filter, &error);
if (ao->mixer == NULL && error != NULL) {
g_warning("Failed to initialize hardware mixer for '%s': %s",
@ -286,14 +281,53 @@ audio_output_init(struct audio_output *ao, const struct config_param *param,
return false;
}
/* the "convert" filter must be the last one in the chain */
ao->convert_filter = filter_new(&convert_filter_plugin, NULL, NULL);
assert(ao->convert_filter != NULL);
filter_chain_append(ao->filter, ao->convert_filter);
/* done */
return true;
}
struct audio_output *
audio_output_new(const struct config_param *param,
struct player_control *pc,
GError **error_r)
{
const struct audio_output_plugin *plugin;
if (param) {
const char *p;
p = config_get_block_string(param, AUDIO_OUTPUT_TYPE, NULL);
if (p == NULL) {
g_set_error(error_r, audio_output_quark(), 0,
"Missing \"type\" configuration");
return false;
}
plugin = audio_output_plugin_get(p);
if (plugin == NULL) {
g_set_error(error_r, audio_output_quark(), 0,
"No such audio output plugin: %s", p);
return false;
}
} else {
g_warning("No \"%s\" defined in config file\n",
CONF_AUDIO_OUTPUT);
plugin = audio_output_detect(error_r);
if (plugin == NULL)
return false;
g_message("Successfully detected a %s audio device",
plugin->name);
}
struct audio_output *ao = ao_plugin_init(plugin, param, error_r);
if (ao == NULL)
return NULL;
if (!audio_output_setup(ao, param, error_r)) {
ao_plugin_finish(ao);
return NULL;
}
ao->player_control = pc;
return ao;
}

23
src/output_internal.h
View File

@ -27,6 +27,8 @@
#include <time.h>
struct config_param;
enum audio_output_command {
AO_COMMAND_NONE = 0,
AO_COMMAND_ENABLE,
@ -63,12 +65,6 @@ struct audio_output {
*/
const struct audio_output_plugin *plugin;
/**
* The plugin's internal data. It is passed to every plugin
* method.
*/
void *data;
/**
* The #mixer object associated with this audio output device.
* May be NULL if none is available, or if software volume is
@ -254,7 +250,20 @@ audio_output_command_is_finished(const struct audio_output *ao)
return ao->command == AO_COMMAND_NONE;
}
struct audio_output *
audio_output_new(const struct config_param *param,
struct player_control *pc,
GError **error_r);
bool
ao_base_init(struct audio_output *ao,
const struct audio_output_plugin *plugin,
const struct config_param *param, GError **error_r);
void
audio_output_destruct(struct audio_output *ao);
ao_base_finish(struct audio_output *ao);
void
audio_output_free(struct audio_output *ao);
#endif

108
src/output_plugin.c Normal file
View File

@ -0,0 +1,108 @@
/*
* Copyright (C) 2003-2011 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "output_plugin.h"
#include "output_internal.h"
struct audio_output *
ao_plugin_init(const struct audio_output_plugin *plugin,
const struct config_param *param,
GError **error)
{
assert(plugin != NULL);
assert(plugin->init != NULL);
return plugin->init(param, error);
}
void
ao_plugin_finish(struct audio_output *ao)
{
ao->plugin->finish(ao);
}
bool
ao_plugin_enable(struct audio_output *ao, GError **error_r)
{
return ao->plugin->enable != NULL
? ao->plugin->enable(ao, error_r)
: true;
}
void
ao_plugin_disable(struct audio_output *ao)
{
if (ao->plugin->disable != NULL)
ao->plugin->disable(ao);
}
bool
ao_plugin_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error)
{
return ao->plugin->open(ao, audio_format, error);
}
void
ao_plugin_close(struct audio_output *ao)
{
ao->plugin->close(ao);
}
unsigned
ao_plugin_delay(struct audio_output *ao)
{
return ao->plugin->delay != NULL
? ao->plugin->delay(ao)
: 0;
}
void
ao_plugin_send_tag(struct audio_output *ao, const struct tag *tag)
{
if (ao->plugin->send_tag != NULL)
ao->plugin->send_tag(ao, tag);
}
size_t
ao_plugin_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error)
{
return ao->plugin->play(ao, chunk, size, error);
}
void
ao_plugin_drain(struct audio_output *ao)
{
if (ao->plugin->drain != NULL)
ao->plugin->drain(ao);
}
void
ao_plugin_cancel(struct audio_output *ao)
{
if (ao->plugin->cancel != NULL)
ao->plugin->cancel(ao);
}
bool
ao_plugin_pause(struct audio_output *ao)
{
return ao->plugin->pause != NULL && ao->plugin->pause(ao);
}

135
src/output_plugin.h
View File

@ -48,8 +48,6 @@ struct audio_output_plugin {
* Configure and initialize the device, but do not open it
* yet.
*
* @param audio_format the configured audio format, or NULL if
* none is configured
* @param param the configuration section, or NULL if there is
* no configuration
* @param error location to store the error occurring, or NULL
@ -57,14 +55,13 @@ struct audio_output_plugin {
* @return NULL on error, or an opaque pointer to the plugin's
* data
*/
void *(*init)(const struct audio_format *audio_format,
const struct config_param *param,
GError **error);
struct audio_output *(*init)(const struct config_param *param,
GError **error);
/**
* Free resources allocated by this device.
*/
void (*finish)(void *data);
void (*finish)(struct audio_output *data);
/**
* Enable the device. This may allocate resources, preparing
@ -76,13 +73,13 @@ struct audio_output_plugin {
* NULL to ignore errors
* @return true on success, false on error
*/
bool (*enable)(void *data, GError **error_r);
bool (*enable)(struct audio_output *data, GError **error_r);
/**
* Disables the device. It is closed before this method is
* called.
*/
void (*disable)(void *data);
void (*disable)(struct audio_output *data);
/**
* Really open the device.
@ -92,13 +89,13 @@ struct audio_output_plugin {
* @param error location to store the error occurring, or NULL
* to ignore errors
*/
bool (*open)(void *data, struct audio_format *audio_format,
bool (*open)(struct audio_output *data, struct audio_format *audio_format,
GError **error);
/**
* Close the device.
*/
void (*close)(void *data);
void (*close)(struct audio_output *data);
/**
* Returns a positive number if the output thread shall delay
@ -108,13 +105,13 @@ struct audio_output_plugin {
*
* @return the number of milliseconds to wait
*/
unsigned (*delay)(void *data);
unsigned (*delay)(struct audio_output *data);
/**
* Display metadata for the next chunk. Optional method,
* because not all devices can display metadata.
*/
void (*send_tag)(void *data, const struct tag *tag);
void (*send_tag)(struct audio_output *data, const struct tag *tag);
/**
* Play a chunk of audio data.
@ -123,19 +120,20 @@ struct audio_output_plugin {
* to ignore errors
* @return the number of bytes played, or 0 on error
*/
size_t (*play)(void *data, const void *chunk, size_t size,
size_t (*play)(struct audio_output *data,
const void *chunk, size_t size,
GError **error);
/**
* Wait until the device has finished playing.
*/
void (*drain)(void *data);
void (*drain)(struct audio_output *data);
/**
* Try to cancel data which may still be in the device's
* buffers.
*/
void (*cancel)(void *data);
void (*cancel)(struct audio_output *data);
/**
* Pause the device. If supported, it may perform a special
@ -148,7 +146,7 @@ struct audio_output_plugin {
* @return false on error (output will be closed then), true
* for continue to pause
*/
bool (*pause)(void *data);
bool (*pause)(struct audio_output *data);
/**
* The mixer plugin associated with this output plugin. This
@ -167,95 +165,46 @@ ao_plugin_test_default_device(const struct audio_output_plugin *plugin)
: false;
}
static inline void *
G_GNUC_MALLOC
struct audio_output *
ao_plugin_init(const struct audio_output_plugin *plugin,
const struct audio_format *audio_format,
const struct config_param *param,
GError **error)
{
return plugin->init(audio_format, param, error);
}
GError **error);
static inline void
ao_plugin_finish(const struct audio_output_plugin *plugin, void *data)
{
plugin->finish(data);
}
void
ao_plugin_finish(struct audio_output *ao);
static inline bool
ao_plugin_enable(const struct audio_output_plugin *plugin, void *data,
GError **error_r)
{
return plugin->enable != NULL
? plugin->enable(data, error_r)
: true;
}
bool
ao_plugin_enable(struct audio_output *ao, GError **error_r);
static inline void
ao_plugin_disable(const struct audio_output_plugin *plugin, void *data)
{
if (plugin->disable != NULL)
plugin->disable(data);
}
void
ao_plugin_disable(struct audio_output *ao);
static inline bool
ao_plugin_open(const struct audio_output_plugin *plugin,
void *data, struct audio_format *audio_format,
GError **error)
{
return plugin->open(data, audio_format, error);
}
bool
ao_plugin_open(struct audio_output *ao, struct audio_format *audio_format,
GError **error);
static inline void
ao_plugin_close(const struct audio_output_plugin *plugin, void *data)
{
plugin->close(data);
}
void
ao_plugin_close(struct audio_output *ao);
static inline unsigned
ao_plugin_delay(const struct audio_output_plugin *plugin, void *data)
{
return plugin->delay != NULL
? plugin->delay(data)
: 0;
}
G_GNUC_PURE
unsigned
ao_plugin_delay(struct audio_output *ao);
static inline void
ao_plugin_send_tag(const struct audio_output_plugin *plugin,
void *data, const struct tag *tag)
{
if (plugin->send_tag != NULL)
plugin->send_tag(data, tag);
}
void
ao_plugin_send_tag(struct audio_output *ao, const struct tag *tag);
static inline size_t
ao_plugin_play(const struct audio_output_plugin *plugin,
void *data, const void *chunk, size_t size,
GError **error)
{
return plugin->play(data, chunk, size, error);
}
size_t
ao_plugin_play(struct audio_output *ao, const void *chunk, size_t size,
GError **error);
static inline void
ao_plugin_drain(const struct audio_output_plugin *plugin, void *data)
{
if (plugin->drain != NULL)
plugin->drain(data);
}
void
ao_plugin_drain(struct audio_output *ao);
static inline void
ao_plugin_cancel(const struct audio_output_plugin *plugin, void *data)
{
if (plugin->cancel != NULL)
plugin->cancel(data);
}
void
ao_plugin_cancel(struct audio_output *ao);
static inline bool
ao_plugin_pause(const struct audio_output_plugin *plugin, void *data)
{
return plugin->pause != NULL
? plugin->pause(data)
: false;
}
bool
ao_plugin_pause(struct audio_output *ao);
#endif

31
src/output_thread.c
View File

@ -60,7 +60,7 @@ ao_enable(struct audio_output *ao)
return true;
g_mutex_unlock(ao->mutex);
success = ao_plugin_enable(ao->plugin, ao->data, &error);
success = ao_plugin_enable(ao, &error);
g_mutex_lock(ao->mutex);
if (!success) {
g_warning("Failed to enable \"%s\" [%s]: %s\n",
@ -86,7 +86,7 @@ ao_disable(struct audio_output *ao)
ao->really_enabled = false;
g_mutex_unlock(ao->mutex);
ao_plugin_disable(ao->plugin, ao->data);
ao_plugin_disable(ao);
g_mutex_lock(ao->mutex);
}
}
@ -175,9 +175,7 @@ ao_open(struct audio_output *ao)
&ao->config_audio_format);
g_mutex_unlock(ao->mutex);
success = ao_plugin_open(ao->plugin, ao->data,
&ao->out_audio_format,
&error);
success = ao_plugin_open(ao, &ao->out_audio_format, &error);
g_mutex_lock(ao->mutex);
assert(!ao->open);
@ -221,11 +219,11 @@ ao_close(struct audio_output *ao, bool drain)
g_mutex_unlock(ao->mutex);
if (drain)
ao_plugin_drain(ao->plugin, ao->data);
ao_plugin_drain(ao);
else
ao_plugin_cancel(ao->plugin, ao->data);
ao_plugin_cancel(ao);
ao_plugin_close(ao->plugin, ao->data);
ao_plugin_close(ao);
ao_filter_close(ao);
g_mutex_lock(ao->mutex);
@ -257,7 +255,7 @@ ao_reopen_filter(struct audio_output *ao)
ao->fail_timer = g_timer_new();
g_mutex_unlock(ao->mutex);
ao_plugin_close(ao->plugin, ao->data);
ao_plugin_close(ao);
g_mutex_lock(ao->mutex);
return;
@ -302,7 +300,7 @@ static bool
ao_wait(struct audio_output *ao)
{
while (true) {
unsigned delay = ao_plugin_delay(ao->plugin, ao->data);
unsigned delay = ao_plugin_delay(ao);
if (delay == 0)
return true;
@ -434,7 +432,7 @@ ao_play_chunk(struct audio_output *ao, const struct music_chunk *chunk)
if (chunk->tag != NULL) {
g_mutex_unlock(ao->mutex);
ao_plugin_send_tag(ao->plugin, ao->data, chunk->tag);
ao_plugin_send_tag(ao, chunk->tag);
g_mutex_lock(ao->mutex);
}
@ -456,8 +454,7 @@ ao_play_chunk(struct audio_output *ao, const struct music_chunk *chunk)
break;
g_mutex_unlock(ao->mutex);
nbytes = ao_plugin_play(ao->plugin, ao->data, data, size,
&error);
nbytes = ao_plugin_play(ao, data, size, &error);
g_mutex_lock(ao->mutex);
if (nbytes == 0) {
/* play()==0 means failure */
@ -547,7 +544,7 @@ static void ao_pause(struct audio_output *ao)
bool ret;
g_mutex_unlock(ao->mutex);
ao_plugin_cancel(ao->plugin, ao->data);
ao_plugin_cancel(ao);
g_mutex_lock(ao->mutex);
ao->pause = true;
@ -558,7 +555,7 @@ static void ao_pause(struct audio_output *ao)
break;
g_mutex_unlock(ao->mutex);
ret = ao_plugin_pause(ao->plugin, ao->data);
ret = ao_plugin_pause(ao);
g_mutex_lock(ao->mutex);
if (!ret) {
@ -632,7 +629,7 @@ static gpointer audio_output_task(gpointer arg)
assert(music_pipe_peek(ao->pipe) == NULL);
g_mutex_unlock(ao->mutex);
ao_plugin_drain(ao->plugin, ao->data);
ao_plugin_drain(ao);
g_mutex_lock(ao->mutex);
}
@ -644,7 +641,7 @@ static gpointer audio_output_task(gpointer arg)
if (ao->open) {
g_mutex_unlock(ao->mutex);
ao_plugin_cancel(ao->plugin, ao->data);
ao_plugin_cancel(ao);
g_mutex_lock(ao->mutex);
}

28
test/run_output.c
View File

@ -94,11 +94,10 @@ find_named_config_block(const char *block, const char *name)
return NULL;
}
static bool
load_audio_output(struct audio_output *ao, const char *name)
static struct audio_output *
load_audio_output(const char *name)
{
const struct config_param *param;
bool success;
GError *error = NULL;
param = find_named_config_block(CONF_AUDIO_OUTPUT, name);
@ -109,13 +108,14 @@ load_audio_output(struct audio_output *ao, const char *name)
static struct player_control dummy_player_control;
success = audio_output_init(ao, param, &dummy_player_control, &error);
if (!success) {
struct audio_output *ao =
audio_output_new(param, &dummy_player_control, &error);
if (ao == NULL) {
g_printerr("%s\n", error->message);
g_error_free(error);
}
return success;
return ao;
}
static bool
@ -124,7 +124,7 @@ run_output(struct audio_output *ao, struct audio_format *audio_format)
/* open the audio output */
GError *error = NULL;
if (!ao_plugin_open(ao->plugin, ao->data, audio_format, &error)) {
if (!ao_plugin_open(ao, audio_format, &error)) {
g_printerr("Failed to open audio output: %s\n",
error->message);
g_error_free(error);
@ -153,11 +153,11 @@ run_output(struct audio_output *ao, struct audio_format *audio_format)
size_t play_length = (length / frame_size) * frame_size;
if (play_length > 0) {
size_t consumed = ao_plugin_play(ao->plugin, ao->data,
size_t consumed = ao_plugin_play(ao,
buffer, play_length,
&error);
if (consumed == 0) {
ao_plugin_close(ao->plugin, ao->data);
ao_plugin_close(ao);
g_printerr("Failed to play: %s\n",
error->message);
g_error_free(error);
@ -172,13 +172,12 @@ run_output(struct audio_output *ao, struct audio_format *audio_format)
}
}
ao_plugin_close(ao->plugin, ao->data);
ao_plugin_close(ao);
return true;
}
int main(int argc, char **argv)
{
struct audio_output ao;
struct audio_format audio_format;
bool success;
GError *error = NULL;
@ -211,7 +210,8 @@ int main(int argc, char **argv)
/* initialize the audio output */
if (!load_audio_output(&ao, argv[2]))
struct audio_output *ao = load_audio_output(argv[2]);
if (ao == NULL)
return 1;
/* parse the audio format */
@ -229,11 +229,11 @@ int main(int argc, char **argv)
/* do it */
success = run_output(&ao, &audio_format);
success = run_output(ao, &audio_format);
/* cleanup and exit */
audio_output_destruct(&ao);
audio_output_free(ao);
io_thread_deinit();