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pulse-server: Factor out sample spec/channel parsing from modargs

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This should be more broadly useful for other modules.
This commit is contained in:
Arun Raghavan 2021-04-15 14:40:16 -04:00
parent 9c8a578e21
commit abf193452c
2 changed files with 51 additions and 35 deletions
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48
src/modules/module-protocol-pulse/module.c
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@ -177,6 +177,54 @@ static void add_props(struct pw_properties *props, const char *str)
free(s);
}
static int args_to_audioinfo(struct impl *impl, struct pw_properties *props, struct spa_audio_info_raw *info)
{
const char *str;
/* We don't use any incoming format setting and use our native format */
info->format = SPA_AUDIO_FORMAT_F32P;
if ((str = pw_properties_get(props, "channels")) != NULL) {
info->channels = pw_properties_parse_int(str);
pw_properties_set(props, "channels", NULL);
} else {
info->channels = impl->defs.sample_spec.channels;
}
if ((str = pw_properties_get(props, "rate")) != NULL) {
info->rate = pw_properties_parse_int(str);
pw_properties_set(props, "rate", NULL);
} else {
info->rate = 0;
}
if ((str = pw_properties_get(props, "channel_map")) != NULL) {
struct channel_map map;
channel_map_parse(str, &map);
if (info->channels != map.channels) {
pw_log_error("Mismatched channel map");
return -EINVAL;
}
channel_map_to_positions(&map, info->position);
pw_properties_set(props, "channel_map", NULL);
} else {
if (info->channels == impl->defs.channel_map.channels) {
channel_map_to_positions(&impl->defs.channel_map, info->position);
} else if (info->channels == 1) {
info->position[0] = SPA_AUDIO_CHANNEL_MONO;
} else if (info->channels == 2) {
info->position[0] = SPA_AUDIO_CHANNEL_FL;
info->position[1] = SPA_AUDIO_CHANNEL_FR;
} else {
pw_log_error("Mismatched channel map");
return -EINVAL;
}
/* TODO: pull in all of pa_channel_map_init_auto() */
}
return 0;
}
#include "module-loopback.c"
#include "module-null-sink.c"
#include "module-native-protocol-tcp.c"