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authorMax Kellermann <max@duempel.org>2009-02-22 17:18:28 +0100
committerMax Kellermann <max@duempel.org>2009-02-22 17:18:28 +0100
commitf6e5c00726cf3322813242b804f3bf2369cfa337 (patch)
tree5beb10943c8a4c40666746edf68e79f7fd65fc08 /src/output/shout_plugin.c
parentf7c685f1abaf8201d8bdc2b520b5529dfaf474dd (diff)
downloadmpd-f6e5c00726cf3322813242b804f3bf2369cfa337.tar.gz
mpd-f6e5c00726cf3322813242b804f3bf2369cfa337.tar.xz
mpd-f6e5c00726cf3322813242b804f3bf2369cfa337.zip
shout: use the new encoder API
Removed shout's encoder plugin API in favor of the new generic encoder plugin API.
Diffstat (limited to 'src/output/shout_plugin.c')
-rw-r--r--src/output/shout_plugin.c134
1 files changed, 101 insertions, 33 deletions
diff --git a/src/output/shout_plugin.c b/src/output/shout_plugin.c
index f03d80231..536353178 100644
--- a/src/output/shout_plugin.c
+++ b/src/output/shout_plugin.c
@@ -17,6 +17,8 @@
*/
#include "shout_plugin.h"
+#include "encoder_plugin.h"
+#include "encoder_list.h"
#include "config.h"
#include <assert.h>
@@ -37,16 +39,15 @@ static const struct shout_encoder_plugin *const shout_encoder_plugins[] = {
NULL
};
-static const struct shout_encoder_plugin *
+static const struct encoder_plugin *
shout_encoder_plugin_get(const char *name)
{
- unsigned i;
+ if (strcmp(name, "ogg") == 0)
+ name = "vorbis";
+ else if (strcmp(name, "mp3") == 0)
+ name = "lame";
- for (i = 0; shout_encoder_plugins[i] != NULL; ++i)
- if (strcmp(shout_encoder_plugins[i]->name, name) == 0)
- return shout_encoder_plugins[i];
-
- return NULL;
+ return encoder_plugin_get(name);
}
static struct shout_data *new_shout_data(void)
@@ -91,6 +92,9 @@ static void *my_shout_init_driver(struct audio_output *audio_output,
char *mount;
char *passwd;
const char *encoding;
+ const struct encoder_plugin *encoder_plugin;
+ GError *error = NULL;
+ unsigned shout_format;
unsigned protocol;
const char *user;
char *name;
@@ -162,15 +166,21 @@ static void *my_shout_init_driver(struct audio_output *audio_output,
check_block_param("format");
- assert(audio_format != NULL);
- sd->audio_format = *audio_format;
-
encoding = config_get_block_string(param, "encoding", "ogg");
- sd->encoder = shout_encoder_plugin_get(encoding);
- if (sd->encoder == NULL)
+ encoder_plugin = shout_encoder_plugin_get(encoding);
+ if (encoder_plugin == NULL)
g_error("couldn't find shout encoder plugin \"%s\"\n",
encoding);
+ sd->encoder = encoder_init(encoder_plugin, param, &error);
+ if (sd->encoder == NULL)
+ g_error("%s", error->message);
+
+ if (strcmp(encoding, "mp3") == 0 || strcmp(encoding, "lame") == 0)
+ shout_format = SHOUT_FORMAT_MP3;
+ else
+ shout_format = SHOUT_FORMAT_OGG;
+
value = config_get_block_string(param, "protocol", NULL);
if (value != NULL) {
if (0 == strcmp(value, "shoutcast") &&
@@ -199,7 +209,7 @@ static void *my_shout_init_driver(struct audio_output *audio_output,
shout_set_name(sd->shout_conn, name) != SHOUTERR_SUCCESS ||
shout_set_user(sd->shout_conn, user) != SHOUTERR_SUCCESS ||
shout_set_public(sd->shout_conn, public) != SHOUTERR_SUCCESS ||
- shout_set_format(sd->shout_conn, sd->encoder->shout_format)
+ shout_set_format(sd->shout_conn, shout_format)
!= SHOUTERR_SUCCESS ||
shout_set_protocol(sd->shout_conn, protocol) != SHOUTERR_SUCCESS ||
shout_set_agent(sd->shout_conn, "MPD") != SHOUTERR_SUCCESS) {
@@ -227,10 +237,10 @@ static void *my_shout_init_driver(struct audio_output *audio_output,
char temp[11];
memset(temp, 0, sizeof(temp));
- snprintf(temp, sizeof(temp), "%u", sd->audio_format.channels);
+ snprintf(temp, sizeof(temp), "%u", audio_format->channels);
shout_set_audio_info(sd->shout_conn, SHOUT_AI_CHANNELS, temp);
- snprintf(temp, sizeof(temp), "%u", sd->audio_format.sample_rate);
+ snprintf(temp, sizeof(temp), "%u", audio_format->sample_rate);
shout_set_audio_info(sd->shout_conn, SHOUT_AI_SAMPLERATE, temp);
@@ -245,10 +255,6 @@ static void *my_shout_init_driver(struct audio_output *audio_output,
}
}
- if (sd->encoder->init_func(sd) != 0)
- g_error("shout: encoder plugin '%s' failed to initialize\n",
- sd->encoder->name);
-
return sd;
}
@@ -283,6 +289,10 @@ write_page(struct shout_data *sd)
{
int err;
+ assert(sd->encoder != NULL);
+
+ sd->buf.len = encoder_read(sd->encoder,
+ sd->buf.data, sizeof(sd->buf.data));
if (sd->buf.len == 0)
return true;
@@ -298,8 +308,12 @@ static void close_shout_conn(struct shout_data * sd)
{
sd->buf.len = 0;
- if (sd->encoder->clear_encoder_func(sd))
- write_page(sd);
+ if (sd->encoder != NULL) {
+ if (encoder_flush(sd->encoder, NULL))
+ write_page(sd);
+
+ encoder_close(sd->encoder);
+ }
if (shout_get_connected(sd->shout_conn) != SHOUTERR_UNCONNECTED &&
shout_close(sd->shout_conn) != SHOUTERR_SUCCESS) {
@@ -312,7 +326,8 @@ static void my_shout_finish_driver(void *data)
{
struct shout_data *sd = (struct shout_data *)data;
- sd->encoder->finish_func(sd);
+ encoder_finish(sd->encoder);
+
free_shout_data(sd);
shout_init_count--;
@@ -357,11 +372,11 @@ shout_connect(struct shout_data *sd)
}
static bool
-my_shout_open_device(void *data,
- G_GNUC_UNUSED struct audio_format *audio_format)
+my_shout_open_device(void *data, struct audio_format *audio_format)
{
struct shout_data *sd = (struct shout_data *)data;
bool ret;
+ GError *error = NULL;
ret = shout_connect(sd);
if (!ret)
@@ -369,8 +384,11 @@ my_shout_open_device(void *data,
sd->buf.len = 0;
- if (sd->encoder->init_encoder_func(sd) < 0) {
+ ret = encoder_open(sd->encoder, audio_format, &error);
+ if (!ret) {
shout_close(sd->shout_conn);
+ g_warning("%s", error->message);
+ g_error_free(error);
return false;
}
@@ -383,11 +401,15 @@ static bool
my_shout_play(void *data, const char *chunk, size_t size)
{
struct shout_data *sd = (struct shout_data *)data;
+ bool ret;
+ GError *error = NULL;
- sd->buf.len = 0;
-
- if (sd->encoder->encode_func(sd, chunk, size))
+ ret = encoder_write(sd->encoder, chunk, size, &error);
+ if (!ret) {
+ g_warning("%s", error->message);
+ g_error_free(error);
return false;
+ }
return write_page(sd);
}
@@ -400,17 +422,63 @@ my_shout_pause(void *data)
return my_shout_play(data, silence, sizeof(silence));
}
+static void
+shout_tag_to_metadata(const struct tag *tag, char *dest, size_t size)
+{
+ char artist[size];
+ char title[size];
+ int i;
+
+ artist[0] = 0;
+ title[0] = 0;
+
+ for (i = 0; i < tag->numOfItems; i++) {
+ switch (tag->items[i]->type) {
+ case TAG_ITEM_ARTIST:
+ strncpy(artist, tag->items[i]->value, size);
+ break;
+ case TAG_ITEM_TITLE:
+ strncpy(title, tag->items[i]->value, size);
+ break;
+
+ default:
+ break;
+ }
+ }
+
+ snprintf(dest, size, "%s - %s", title, artist);
+}
+
static void my_shout_set_tag(void *data,
const struct tag *tag)
{
struct shout_data *sd = (struct shout_data *)data;
- char song[1024];
bool ret;
+ GError *error = NULL;
+
+ if (sd->encoder->plugin->tag != NULL) {
+ /* encoder plugin supports stream tags */
+
+ ret = encoder_flush(sd->encoder, &error);
+ if (!ret) {
+ g_warning("%s", error->message);
+ g_error_free(error);
+ return;
+ }
+
+ write_page(sd);
+
+ ret = encoder_tag(sd->encoder, tag, &error);
+ if (!ret) {
+ g_warning("%s", error->message);
+ g_error_free(error);
+ }
+ } else {
+ /* no stream tag support: fall back to icy-metadata */
+ char song[1024];
+
+ shout_tag_to_metadata(tag, song, sizeof(song));
- sd->buf.len = 0;
- sd->tag = tag;
- ret = sd->encoder->send_metadata_func(sd, song, sizeof(song));
- if (ret) {
shout_metadata_add(sd->shout_meta, "song", song);
if (SHOUTERR_SUCCESS != shout_set_metadata(sd->shout_conn,
sd->shout_meta)) {