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janus: camera basics

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This commit is contained in:
Maxim Devaev
2026-05-31 18:28:53 +03:00
parent 8b76b59393
commit 52dfa38a8f
5 changed files with 22 additions and 27 deletions
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37
janus/src/plugin.c
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@@ -612,21 +612,20 @@ static struct janus_plugin_result *_plugin_handle_message(
uint video_orient = 0;
bool with_acap = false;
bool with_aplay = false;
bool with_vplay = false;
{
json_t *const params = json_object_get(msg, "params");
if (params != NULL) {
{
json_t *const obj = json_object_get(params, "audio");
if (obj != NULL && json_is_boolean(obj)) {
with_acap = (us_au_probe(_g_config->acap_dev_name) && json_boolean_value(obj));
# define READ_BOOL(x_target, x_key, x_cond) { \
json_t *const m_obj = json_object_get(params, x_key); \
if (m_obj != NULL && json_is_boolean(m_obj)) { \
x_target = (json_boolean_value(m_obj) && (x_cond)); \
} \
}
}
{
json_t *const obj = json_object_get(params, "mic");
if (obj != NULL && json_is_boolean(obj)) {
with_aplay = (us_au_probe(_g_config->aplay_dev_name) && json_boolean_value(obj));
}
}
READ_BOOL(with_acap, "audio", us_au_probe(_g_config->acap_dev_name));
READ_BOOL(with_aplay, "mic", us_au_probe(_g_config->aplay_dev_name));
READ_BOOL(with_vplay, "camera", (_g_config->vplay_sink_name != NULL));
# undef READ_BOOL
{
json_t *const obj = json_object_get(params, "orientation");
if (obj != NULL && json_is_integer(obj)) {
@@ -642,29 +641,21 @@ static struct janus_plugin_result *_plugin_handle_message(
{
_LOCK_ALL;
bool has_listeners = false;
bool has_speakers = false;
US_LIST_ITERATE(_g_clients, client, {
if (client->session == session) {
char *const sdp = us_sdp_create(
client->video_ssrc,
client->audio_ssrc,
with_acap,
with_aplay);
with_aplay,
with_vplay);
json_t *const offer_jsep = json_pack("{ssss}", "type", "offer", "sdp", sdp);
PUSH_STATUS("started", NULL, offer_jsep);
json_decref(offer_jsep);
free(sdp);
break;
}
});
_UNLOCK_ALL;
}
{
_LOCK_ALL;
bool has_listeners = false;
bool has_speakers = false;
US_LIST_ITERATE(_g_clients, client, {
if (client->session == session) {
atomic_store(&client->transmit_acap, with_acap);
atomic_store(&client->transmit_aplay, with_aplay);
atomic_store(&client->video_orient, video_orient);