static size_t
pipe_output_play(struct audio_output *ao, const void *chunk, size_t size, GError **error)
{
struct pipe_output *pd = (struct pipe_output *)ao;
size_t ret;
ret = fwrite(chunk, 1, size, pd->fh);
if (ret == 0)
g_set_error(error, pipe_output_quark(), errno,
"Write error on pipe: %s", g_strerror(errno));
return ret;
}
static bool
pipe_output_open(void *data, G_GNUC_UNUSED struct audio_format *audio_format,
G_GNUC_UNUSED GError **error)
{
struct pipe_output *pd = data;
pd->fh = popen(pd->cmd, "w");
if (pd->fh == NULL) {
g_set_error(error, pipe_output_quark(), errno,
"Error opening pipe \"%s\": %s",
pd->cmd, g_strerror(errno));
return false;
}
return true;
}
static void *
pipe_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
GError **error)
{
struct pipe_output *pd = g_new(struct pipe_output, 1);
pd->cmd = config_dup_block_string(param, "command", NULL);
if (pd->cmd == NULL) {
g_set_error(error, pipe_output_quark(), 0,
"No \"command\" parameter specified");
return NULL;
}
return pd;
}
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,
"No \"command\" parameter specified");
return NULL;
}
return &pd->base;
}
