*/
int webrtc_media_source_get_payload_type(webrtc_h webrtc, unsigned int source_id, webrtc_media_type_e media_type, unsigned int *pt);
+/**
+ * @internal
+ * @brief Adds the transceiver encoding option to the media source.
+ * @since_tizen 9.0
+ * @remarks If @a source_id should be a media source of #WEBRTC_MEDIA_SOURCE_TYPE_AUDIOTEST or #WEBRTC_MEDIA_SOURCE_TYPE_MIC or #WEBRTC_MEDIA_SOURCE_TYPE_VIDEOTEST,
+ * otherwise this function will return #WEBRTC_ERROR_INVALID_PARAMETER.\n
+ * If @a media_type is for #WEBRTC_MEDIA_TYPE_AUDIO, @a width and @a height will be ignored.
+ * @param[in] webrtc WebRTC handle
+ * @param[in] source_id The media source id
+ * @param[in] media_type The media type
+ * @param[in] rid The RID (RTP Stream Identifier)
+ * @param[in] target_bitrate The target bitrate of the encoder
+ * @param[in] width The video width (video only)
+ * @param[in] height The video height (video only)
+ * @return @c 0 on success,
+ * otherwise a negative error value
+ * @retval #WEBRTC_ERROR_NONE Successful
+ * @retval #WEBRTC_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #WEBRTC_ERROR_INVALID_OPERATION Invalid operation
+ * @pre Add media source to @a webrtc to get @a source_id by calling webrtc_add_media_source().
+ * @see webrtc_media_source_remove_transceiver_encoding()
+ */
+int webrtc_media_source_add_transceiver_encoding(webrtc_h webrtc, unsigned int source_id, webrtc_media_type_e media_type, const char *rid, int target_bitrate, int width, int height);
+
+/**
+ * @internal
+ * @brief Removes the transceiver encoding option from the media source.
+ * @since_tizen 9.0
+ * @param[in] webrtc WebRTC handle
+ * @param[in] source_id The media source id
+ * @param[in] media_type The media type
+ * @param[in] rid The RID (RTP Stream Identifier)
+ * @return @c 0 on success,
+ * otherwise a negative error value
+ * @retval #WEBRTC_ERROR_NONE Successful
+ * @retval #WEBRTC_ERROR_INVALID_PARAMETER Invalid parameter
+ * @pre Add media source to @a webrtc to get @a source_id by calling webrtc_add_media_source().
+ * @see webrtc_media_source_add_transceiver_encoding()
+ */
+int webrtc_media_source_remove_transceiver_encoding(webrtc_h webrtc, unsigned int source_id, webrtc_media_type_e media_type, const char *rid);
+
/**
* @internal
* @brief Sets the probability of RTP packet dropping.
LOG_DEBUG("%s is prepended", GST_ELEMENT_NAME(x_element)); \
} while (0)
-#define CREATE_ELEMENT_FROM_REGISTRY(x_elem_info, x_klass_name, x_sink_caps, x_src_caps, x_excluded_elements, x_element, x_i) \
+#define CREATE_ELEMENT_FROM_REGISTRY(x_elem_info, x_klass_name, x_sink_caps, x_src_caps, x_excluded_elements, x_element, x_ssrc) \
do { \
x_elem_info.klass_name = x_klass_name; \
x_elem_info.sink_caps = x_sink_caps; \
x_elem_info.src_caps = x_src_caps; \
x_elem_info.excluded_elements = x_excluded_elements; \
- x_element = _create_element_from_registry(&x_elem_info, x_i); \
+ x_element = _create_element_from_registry(&x_elem_info, x_ssrc); \
if (!x_element) \
LOG_ERROR("failed to create element of [%s]", x_klass_name); \
if (x_elem_info.sink_caps) \
#define TRACK_ID_THRESHOLD_OF_LOOPBACK 100
#define MAX_MLINE_NUM 32
#define MAX_SOURCE_NUM 32
+#define MAX_ENCODINGS_NUM 4
/* See webrtc_transceiver_codec_e */
#define CODEC_TYPE_AUDIO 0x00000100
GstWebRTCRTPTransceiver *transceiver;
webrtc_transceiver_direction_e direction;
gchar *mid;
+ gchar *payloader_factory_name;
const char *codec;
GstPad *src_pad;
gulong src_pad_probe_id;
int packet_loss_percentage;
unsigned int pt;
bool pt_set_by_api;
+ GHashTable *encodings;
struct {
unsigned int track_id;
bool need_decoding;
webrtc_gst_slot_s *slot;
} probe_userdata_s;
+typedef struct {
+ GstBin *bin;
+ int ssrc;
+ int target_bitrate;
+ int width;
+ int height;
+ bool active;
+ GstPad *src_pad;
+ webrtc_gst_slot_s *source;
+} webrtc_transceiver_encoding_s;
+
typedef struct _webrtc_data_channel_s {
webrtc_s *webrtc;
GMutex mutex;
int _set_transceiver_codec(webrtc_s *webrtc, unsigned int source_id, webrtc_media_type_e media_type, webrtc_transceiver_codec_e codec);
int _get_transceiver_codec(webrtc_s *webrtc, unsigned int source_id, webrtc_media_type_e media_type, webrtc_transceiver_codec_e *codec);
int _foreach_supported_transceiver_codec(webrtc_s *webrtc, webrtc_media_source_type_e source_type, webrtc_media_type_e media_type, webrtc_media_source_supported_transceiver_codec_cb callback, void *user_data);
+int _add_transceiver_encoding(webrtc_s *webrtc, unsigned int source_id, webrtc_media_type_e media_type, const char *rid, int target_bitrate, int width, int height);
+int _remove_transceiver_encoding(webrtc_s *webrtc, unsigned int source_id, webrtc_media_type_e media_type, const char *rid);
+GstCaps *_make_rtp_caps_with_encoding(webrtc_gst_slot_s *source, bool is_audio);
/* file source */
int _set_media_path(webrtc_s *webrtc, unsigned int source_id, const char *path);
int _set_camera_device_id(webrtc_s *webrtc, unsigned int source_id, unsigned int device_id);
int _get_camera_device_id(webrtc_s *webrtc, unsigned int source_id, unsigned int *device_id);
int _set_sound_stream_info(webrtc_s *webrtc, unsigned int source_id, sound_stream_info_h stream_info);
+int _build_audiosrc(webrtc_s *webrtc, webrtc_gst_slot_s *source, bool use_mic, int encoding_idx);
+int _build_videotestsrc(webrtc_s *webrtc, webrtc_gst_slot_s *source, int encoding_idx);
+int _add_source_encoding(webrtc_gst_slot_s *source, int av_idx, const char *rid, int target_bitrate, int width, int height, int *ssrc);
+int _remove_source_encoding(webrtc_gst_slot_s *source, int av_idx, const char *rid);
+void _encoding_slot_destroy_cb(gpointer data);
+int _complete_rest_of_src_for_simulcast(webrtc_s *webrtc, webrtc_gst_slot_s *source, bool is_audio);
+GstCaps *_create_simulcast_caps(webrtc_gst_slot_s *source, bool is_send, bool is_audio);
+int _add_no_target_ghostpad_to_encoding(webrtc_transceiver_encoding_s *encoding, GstPad **new_pad);
/* sink */
bool _is_owner_of_track_build_context(webrtc_s *webrtc, unsigned int track_id);
void _gst_destroy_pipeline(webrtc_s *webrtc);
int _gst_pipeline_set_state(webrtc_s *webrtc, GstState state);
+gchar *_append_num_to_string(const char *str, int i);
GstElement *_create_element(const char *factory_name, const char *name);
-GstElement *_create_element_from_registry(element_info_s *elem_info, int i);
+GstElement *_create_element_from_registry(element_info_s *elem_info, int ssrc);
bool _sync_elements_state_with_parent(GList *element_list);
bool _add_elements_to_bin(GstBin *bin, GList *element_list);
bool _link_elements(GList *element_list);
void _disconnect_signal(gpointer data);
webrtc_gst_slot_s* _get_slot_by_id(GHashTable *slots, unsigned int id);
+GstPad *_add_no_target_ghostpad(GstBin *bin, const char *pad_name, bool is_src);
int _add_no_target_ghostpad_to_slot(webrtc_gst_slot_s *slot, bool is_src, GstPad **new_pad);
int _set_ghost_pad_target(GstPad *ghost_pad, GstElement *target_element, bool is_src);
void _generate_dot(GstElement *pipeline, const gchar *name);
#define DEFAULT_ELEMENT_VIDEOSCALE "videoscale"
#define DEFAULT_ELEMENT_VIDEORATE "videorate"
#define DEFAULT_ELEMENT_FILESRC "filesrc"
+#define DEFAULT_ELEMENT_RTP_FUNNEL "rtpfunnel"
#define ELEMENT_NAME_FIRST_CAPSFILTER "firstCapsfilter"
#define ELEMENT_NAME_RTP_CAPSFILTER "rtpCapsfilter"
+#define ELEMENT_NAME_RTP_FUNNEL_CAPSFILTER "rtpFunnelCapsfilter"
#define ELEMENT_NAME_ENCODER_CAPSFILTER "encoderCapsfilter"
#define ELEMENT_NAME_VIDEO_SRC "videoSrc"
#define ELEMENT_NAME_VIDEO_SWITCH "videoSwitch"
ELEMENT_FAKESINK
} gst_element_e;
+int _build_src_check_params_and_get_ini_source(webrtc_s *webrtc, webrtc_gst_slot_s *source, const ini_item_media_source_s **ini_source);
const char *_get_source_element(webrtc_s *webrtc, int type);
GstElement *_find_element_in_bin(GstBin *bin, const gchar *name);
bool _is_hw_encoder_used(webrtc_s *webrtc, webrtc_media_source_type_e source_type, media_type_e media_type);
GstCaps *_get_caps_from_encoded_audio_media_type(const char *media_type, int channels, int samplerate);
GstCaps *_get_caps_from_encoded_video_media_type(const char *media_type, int width, int height);
-GstCaps *_make_rtp_caps(const gchar *media_type, unsigned int payload_type, unsigned int ssrc, webrtc_gst_slot_s *source, GstElement *encoder);
+GstCaps *_make_rtp_caps(const gchar *media_type, unsigned int payload_type, int ssrc, webrtc_gst_slot_s *source, GstElement *encoder);
const char *_get_element_name(int av_idx, gst_element_e element);
GstPadProbeReturn _payloaded_data_probe_cb(GstPad *pad, GstPadProbeInfo *info, gpointer user_data);
void _add_probe_to_pad_for_pause(webrtc_gst_slot_s *source, unsigned int idx, GstPad *pad, void *probe_cb);
void _remove_probe_from_pad_for_pause(webrtc_gst_slot_s *source, unsigned int idx);
int _link_source_with_webrtcbin(webrtc_gst_slot_s *source, GstElement *webrtcbin);
-int _create_rest_of_elements(webrtc_s *webrtc, webrtc_gst_slot_s *source, bool need_capsfilter, GList **element_list, bool is_audio);
+webrtc_transceiver_encoding_s *_find_encoding_by_ssrc(GHashTable *encodings, int ssrc);
+bool _is_videoscale_needed(webrtc_s *webrtc, webrtc_gst_slot_s *source);
+bool _is_videorate_needed(webrtc_s *webrtc, webrtc_gst_slot_s *source);
+GstElement *_prepare_first_capsfilter(webrtc_s *webrtc, webrtc_gst_slot_s *source, int ssrc, int av_idx, GList **element_list, bool *encoded_support, GstCaps **caps_for_render);
+GstElement *_prepare_videorate(webrtc_gst_slot_s *source, int ssrc, GList **element_list);
+int _create_rest_of_elements(webrtc_s *webrtc, webrtc_gst_slot_s *source, int ssrc, bool need_capsfilter, GList **element_list, bool is_audio);
+GstCaps *_make_default_encoded_caps(webrtc_gst_slot_s *source, int ssrc, webrtc_ini_s *ini, gchar **media_type);
int _set_encoder_element_bitrate(GstElement *encoder, int target_bitrate);
int _get_encoder_element_bitrate(GstElement *encoder, int *target_bitrate);
+GstElement *_prepare_encoder(webrtc_s *webrtc, webrtc_gst_slot_s *source, int ssrc, bool is_audio);
void _set_video_src_resolution(webrtc_gst_slot_s *source, int width, int height);
void _set_video_src_origin_resolution(webrtc_gst_slot_s *source, int width, int height);
GstCaps *_make_video_raw_caps_with_resolution(webrtc_gst_slot_s *source, webrtc_ini_s *ini, int width, int height);
Name: capi-media-webrtc
Summary: A WebRTC library in Tizen Native API
-Version: 0.4.37
+Version: 0.4.38
Release: 0
Group: Multimedia/API
License: Apache-2.0
return WEBRTC_ERROR_NONE;
}
+int webrtc_media_source_add_transceiver_encoding(webrtc_h webrtc, unsigned int source_id, webrtc_media_type_e media_type, const char *rid, int target_bitrate, int width, int height)
+{
+ g_autoptr(GMutexLocker) locker = NULL;
+ webrtc_s *_webrtc = (webrtc_s *)webrtc;
+
+ RET_VAL_IF(_webrtc == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "webrtc is NULL");
+ RET_VAL_IF(rid == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "rid is NULL");
+
+ locker = g_mutex_locker_new(&_webrtc->mutex);
+
+ RET_VAL_IF(_webrtc->state != WEBRTC_STATE_IDLE, WEBRTC_ERROR_INVALID_STATE, "the state should be IDLE");
+
+ return _add_transceiver_encoding(webrtc, source_id, media_type, rid, target_bitrate, width, height);
+}
+
+int webrtc_media_source_remove_transceiver_encoding(webrtc_h webrtc, unsigned int source_id, webrtc_media_type_e media_type, const char *rid)
+{
+ g_autoptr(GMutexLocker) locker = NULL;
+ webrtc_s *_webrtc = (webrtc_s *)webrtc;
+
+ RET_VAL_IF(_webrtc == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "webrtc is NULL");
+ RET_VAL_IF(rid == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "rid is NULL");
+
+ locker = g_mutex_locker_new(&_webrtc->mutex);
+
+ RET_VAL_IF(_webrtc->state != WEBRTC_STATE_IDLE, WEBRTC_ERROR_INVALID_STATE, "the state should be IDLE");
+
+ return _remove_transceiver_encoding(webrtc, source_id, media_type, rid);
+}
+
int webrtc_set_rtp_packet_drop_probability(webrtc_h webrtc, bool sender, float probability)
{
webrtc_s *_webrtc = (webrtc_s *)webrtc;
return second_rank - first_rank;
}
-static gchar *__append_num_to_string(const char *str, int i)
+gchar *_append_num_to_string(const char *str, int i)
{
if (i == -1)
return g_strdup(str);
return g_strdup_printf("%s%i", str, i);
}
-static gchar *__get_element_name_if_encoder(const char *klass_name, int i)
+static gchar *__get_element_name_if_encoder(const char *klass_name, int ssrc)
{
RET_VAL_IF(klass_name == NULL, NULL, "klass_name is NULL");
if (g_strrstr(klass_name, GST_KLASS_NAME_ENCODER_AUDIO))
- return __append_num_to_string(ELEMENT_NAME_AUDIO_ENCODER, i);
+ return _append_num_to_string(ELEMENT_NAME_AUDIO_ENCODER, ssrc);
if (g_strrstr(klass_name, GST_KLASS_NAME_ENCODER_VIDEO))
- return __append_num_to_string(ELEMENT_NAME_VIDEO_ENCODER, i);
+ return _append_num_to_string(ELEMENT_NAME_VIDEO_ENCODER, ssrc);
return NULL;
}
-GstElement *_create_element_from_registry(element_info_s *elem_info, int i)
+GstElement *_create_element_from_registry(element_info_s *elem_info, int ssrc)
{
GstElement *element = NULL;
GList *factories = NULL;
if (factories) {
factory = GST_ELEMENT_FACTORY(factories->data);
LOG_INFO("sorted result element is [%s]", GST_OBJECT_NAME(factory));
- element_name = __get_element_name_if_encoder(elem_info->klass_name, i);
+ if (!(element_name = __get_element_name_if_encoder(elem_info->klass_name, ssrc)))
+ element_name = _append_num_to_string(GST_OBJECT_NAME(factory), ssrc);
element = _create_element(GST_OBJECT_NAME(factory), element_name);
} else {
LOG_DEBUG("could not find any compatible element for klass_name[%s]", elem_info->klass_name);
}
//LCOV_EXCL_STOP
-static GstPad* __add_no_target_ghostpad(GstBin *bin, const char *pad_name, bool is_src)
+GstPad *_add_no_target_ghostpad(GstBin *bin, const char *pad_name, bool is_src)
{
gchar *bin_name = NULL;
GstPad *ghost_pad = NULL;
pad_name = g_strdup_printf("%s_%u", is_src ? "src" : "sink", slot->id);
}
- if (!(*new_pad = __add_no_target_ghostpad(slot->bin, pad_name, is_src))) {
+ if (!(*new_pad = _add_no_target_ghostpad(slot->bin, pad_name, is_src))) {
LOG_ERROR("failed to add new ghost pad[%s] for bin[%s]", pad_name, GST_ELEMENT_NAME(slot->bin));
g_free(pad_name);
return WEBRTC_ERROR_INVALID_OPERATION;
static GstPadProbeReturn __camerasrc_probe_cb(GstPad *pad, GstPadProbeInfo *info, gpointer u_data);
-static int __build_src_check_params_and_get_ini_source(webrtc_s *webrtc, webrtc_gst_slot_s *source, const ini_item_media_source_s **ini_source)
-{
- RET_VAL_IF(webrtc == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "webrtc is NULL");
- RET_VAL_IF(source == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "source is NULL");
- RET_VAL_IF(ini_source == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "ini_source is NULL");
- RET_VAL_IF(source->bin == NULL, WEBRTC_ERROR_INVALID_OPERATION, "bin is NULL");
-
- if (!(*ini_source = _ini_get_source_by_type(&webrtc->ini, source->type))) {
- LOG_ERROR("ini_source is NULL");
- return WEBRTC_ERROR_INVALID_OPERATION;
- }
-
- return WEBRTC_ERROR_NONE;
-}
-
//LCOV_EXCL_START
static int __mute_by_changing_property(webrtc_gst_slot_s *source, GstElement *videotestsrc, bool mute)
{
if (source->av[AV_IDX_VIDEO].render.src_pad_probe_id > 0)
return WEBRTC_ERROR_NONE;
+ if (g_hash_table_size(source->av[AV_IDX_VIDEO].encodings) > 0)
+ return _complete_rest_of_src_for_simulcast(webrtc, source, false);
+
if (source->type == WEBRTC_MEDIA_SOURCE_TYPE_SCREEN) {
GstElement *videoconvert;
}
}
- if (_create_rest_of_elements(webrtc, source, true, &element_list, false) != WEBRTC_ERROR_NONE)
+ if (_create_rest_of_elements(webrtc, source, -1, true, &element_list, false) != WEBRTC_ERROR_NONE)
goto exit;
if (!_add_elements_to_bin(source->bin, element_list)) {
GstElement *camerasrc;
const ini_item_media_source_s *ini_source;
- ret = __build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
- RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to __build_src_check_params_and_get_ini_source()");
+ ret = _build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _build_src_check_params_and_get_ini_source()");
ret = _add_no_target_ghostpad_to_slot(source, true, &source->av[AV_IDX_VIDEO].src_pad);
RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
GstElement *capsfilter;
const ini_item_media_source_s *ini_source;
- ret = __build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
- RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to __build_src_check_params_and_get_ini_source()");
+ ret = _build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _build_src_check_params_and_get_ini_source()");
/* skip when it is already completed. e.g) start() -> stop() -> start() again */
if (source->av[AV_IDX_AUDIO].render.src_pad_probe_id > 0)
return WEBRTC_ERROR_NONE;
+ source->av[AV_IDX_AUDIO].inbandfec = ini_source->use_inbandfec;
+ source->av[AV_IDX_AUDIO].packet_loss_percentage = ini_source->packet_loss_percentage;
+
+ if (g_hash_table_size(source->av[AV_IDX_AUDIO].encodings) > 0)
+ return _complete_rest_of_src_for_simulcast(webrtc, source, true);
+
if (!(volume = _create_element(DEFAULT_ELEMENT_VOLUME, ELEMENT_NAME_VOLUME)))
goto exit;
if (!g_object_class_find_property(G_OBJECT_GET_CLASS(volume), "mute")) {
g_object_set(volume, "mute", (gboolean)source->av[AV_IDX_AUDIO].mute, NULL);
- source->av[AV_IDX_AUDIO].inbandfec = ini_source->use_inbandfec;
- source->av[AV_IDX_AUDIO].packet_loss_percentage = ini_source->packet_loss_percentage;
-
- if (_create_rest_of_elements(webrtc, source, true, &element_list, true) != WEBRTC_ERROR_NONE)
+ if (_create_rest_of_elements(webrtc, source, -1, true, &element_list, true) != WEBRTC_ERROR_NONE)
goto exit;
if (!_add_elements_to_bin(source->bin, element_list)) {
return WEBRTC_ERROR_NONE;
}
-static int __build_audiosrc(webrtc_s *webrtc, webrtc_gst_slot_s *source, bool use_mic)
+int _build_audiosrc(webrtc_s *webrtc, webrtc_gst_slot_s *source, bool use_mic, int ssrc)
{
int ret;
const char *source_factory_name;
GstElement *audiosrc;
const ini_item_media_source_s *ini_source;
+ g_autofree gchar *element_name = NULL;
+ bool is_simulcast = (ssrc != -1);
+ GstBin *bin;
+ webrtc_transceiver_encoding_s *encoding;
+
+ ret = _build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _build_src_check_params_and_get_ini_source()");
+
+ if (!is_simulcast) {
+ ret = _add_no_target_ghostpad_to_slot(source, true, &source->av[AV_IDX_AUDIO].src_pad);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
+
+ source->media_types = MEDIA_TYPE_AUDIO;
+ source->zerocopy_enabled = _is_hw_encoder_used(webrtc, source->type, source->media_types);
+ source->av[AV_IDX_AUDIO].codec = ini_source->a_codecs[0];
+ bin = source->bin;
+ } else {
+ encoding = _find_encoding_by_ssrc(source->av[AV_IDX_AUDIO].encodings, ssrc);
+ ASSERT(encoding);
+ ret = _add_no_target_ghostpad_to_encoding(encoding, &encoding->src_pad);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
- ret = __build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
- RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to __build_src_check_params_and_get_ini_source()");
-
- ret = _add_no_target_ghostpad_to_slot(source, true, &source->av[AV_IDX_AUDIO].src_pad);
- RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
-
- source->media_types = MEDIA_TYPE_AUDIO;
- source->zerocopy_enabled = _is_hw_encoder_used(webrtc, source->type, source->media_types);
- source->av[AV_IDX_AUDIO].codec = ini_source->a_codecs[0];
+ bin = encoding->bin;
+ }
source_factory_name = _get_source_element(webrtc, use_mic ? WEBRTC_MEDIA_SOURCE_TYPE_MIC : WEBRTC_MEDIA_SOURCE_TYPE_AUDIOTEST);
- if (!(audiosrc = _create_element(source_factory_name, use_mic ? ELEMENT_NAME_MIC_SRC : ELEMENT_NAME_AUDIO_SRC)))
+ element_name = _append_num_to_string(use_mic ? ELEMENT_NAME_MIC_SRC : ELEMENT_NAME_AUDIO_SRC, ssrc);
+ if (!(audiosrc = _create_element(source_factory_name, element_name)))
return WEBRTC_ERROR_INVALID_OPERATION;
_gst_set_element_properties(audiosrc, ini_source->source_element_properties);
- if (!gst_bin_add(source->bin, audiosrc)) {
- LOG_ERROR("failed to gst_bin_add(), bin[%s], audiosrc[%s]", GST_ELEMENT_NAME(source->bin), GST_ELEMENT_NAME(audiosrc));
+ if (!gst_bin_add(bin, audiosrc)) {
+ LOG_ERROR("failed to gst_bin_add(), bin[%s], audiosrc[%s]", GST_ELEMENT_NAME(bin), GST_ELEMENT_NAME(audiosrc));
SAFE_GST_OBJECT_UNREF(audiosrc);
return WEBRTC_ERROR_INVALID_OPERATION;
}
+ if (is_simulcast) {
+ /* remove the initial source element */
+ audiosrc = gst_bin_get_by_name(source->bin, source->type == WEBRTC_MEDIA_SOURCE_TYPE_MIC ?
+ ELEMENT_NAME_MIC_SRC : ELEMENT_NAME_AUDIO_SRC);
+ if (audiosrc)
+ gst_bin_remove(source->bin, audiosrc);
+ }
+
return WEBRTC_ERROR_NONE;
}
-static int __build_videotestsrc(webrtc_s *webrtc, webrtc_gst_slot_s *source)
+int _build_videotestsrc(webrtc_s *webrtc, webrtc_gst_slot_s *source, int ssrc)
{
int ret;
+ const char *source_factory_name;
GstElement *videotestsrc;
const ini_item_media_source_s *ini_source;
+ g_autofree gchar *element_name = NULL;
+ bool is_simulcast = (ssrc != -1);
+ GstBin *bin;
+ webrtc_transceiver_encoding_s *encoding;
+
+ ret = _build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _build_src_check_params_and_get_ini_source()");
+
+ if (!is_simulcast) {
+ ret = _add_no_target_ghostpad_to_slot(source, true, &source->av[AV_IDX_VIDEO].src_pad);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
+
+ source->media_types = MEDIA_TYPE_VIDEO;
+ source->zerocopy_enabled = _is_hw_encoder_used(webrtc, source->type, source->media_types);
+ source->av[AV_IDX_VIDEO].codec = ini_source->v_codecs[0];
+ bin = source->bin;
+ } else {
+ encoding = _find_encoding_by_ssrc(source->av[AV_IDX_VIDEO].encodings, ssrc);
+ ASSERT(encoding);
+ ret = _add_no_target_ghostpad_to_encoding(encoding, &encoding->src_pad);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
- ret = __build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
- RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to __build_src_check_params_and_get_ini_source()");
-
- ret = _add_no_target_ghostpad_to_slot(source, true, &source->av[AV_IDX_VIDEO].src_pad);
- RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
-
- source->media_types = MEDIA_TYPE_VIDEO;
- source->zerocopy_enabled = _is_hw_encoder_used(webrtc, source->type, source->media_types);
- source->av[AV_IDX_VIDEO].codec = ini_source->v_codecs[0];
+ bin = encoding->bin;
+ }
if (!_set_default_video_info(source, ini_source))
return WEBRTC_ERROR_INVALID_OPERATION;
- if (!(videotestsrc = _create_element(_get_source_element(webrtc, WEBRTC_MEDIA_SOURCE_TYPE_VIDEOTEST), ELEMENT_NAME_VIDEO_SRC)))
+ source_factory_name = _get_source_element(webrtc, WEBRTC_MEDIA_SOURCE_TYPE_VIDEOTEST);
+ element_name = _append_num_to_string(ELEMENT_NAME_VIDEO_SRC, ssrc);
+ if (!(videotestsrc = _create_element(source_factory_name, element_name)))
return WEBRTC_ERROR_INVALID_OPERATION;
_gst_set_element_properties(videotestsrc, ini_source->source_element_properties);
- if (!gst_bin_add(source->bin, videotestsrc)) {
- LOG_ERROR("failed to gst_bin_add(), bin[%s], videotestsrc[%s]", GST_ELEMENT_NAME(source->bin), GST_ELEMENT_NAME(videotestsrc));
+ if (!gst_bin_add(bin, videotestsrc)) {
+ LOG_ERROR("failed to gst_bin_add(), bin[%s], videotestsrc[%s]", GST_ELEMENT_NAME(bin), GST_ELEMENT_NAME(videotestsrc));
SAFE_GST_OBJECT_UNREF(videotestsrc);
return WEBRTC_ERROR_INVALID_OPERATION;
}
+ if (is_simulcast) {
+ /* remove the initial source element */
+ videotestsrc = gst_bin_get_by_name(source->bin, ELEMENT_NAME_VIDEO_SRC);
+ if (videotestsrc)
+ gst_bin_remove(source->bin, videotestsrc);
+ }
+
return WEBRTC_ERROR_NONE;
}
GstElement *custom_videosrc;
const ini_item_media_source_s *ini_source;
- ret = __build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
- RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to __build_src_check_params_and_get_ini_source()");
+ ret = _build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _build_src_check_params_and_get_ini_source()");
ret = _add_no_target_ghostpad_to_slot(source, true, &source->av[AV_IDX_VIDEO].src_pad);
RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
GstElement *custom_audiosrc;
const ini_item_media_source_s *ini_source;
- ret = __build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
- RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to __build_src_check_params_and_get_ini_source()");
+ ret = _build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _build_src_check_params_and_get_ini_source()");
ret = _add_no_target_ghostpad_to_slot(source, true, &source->av[AV_IDX_AUDIO].src_pad);
RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _add_no_target_ghostpad_to_slot()");
switch (source->type) {
case WEBRTC_MEDIA_SOURCE_TYPE_AUDIOTEST:
- return __build_audiosrc(webrtc, source, false);
+ return _build_audiosrc(webrtc, source, false, -1);
case WEBRTC_MEDIA_SOURCE_TYPE_VIDEOTEST:
- return __build_videotestsrc(webrtc, source);
+ return _build_videotestsrc(webrtc, source, -1);
case WEBRTC_MEDIA_SOURCE_TYPE_MIC:
- return __build_audiosrc(webrtc, source, true);
+ return _build_audiosrc(webrtc, source, true, -1);
case WEBRTC_MEDIA_SOURCE_TYPE_CAMERA:
return __build_camerasrc(webrtc, source);
return _build_screensrc(webrtc, source);
#else
LOG_ERROR("TIZEN_FEATURE_UI is disabled, skip this function");
- return WEBRTC_ERROR_INVALID_OPERATION;
+ return WEBRTC_ERROR_INVALID_OPERATION;
#endif
//LCOV_EXCL_STOP
case WEBRTC_MEDIA_SOURCE_TYPE_FILE:
if (source->av[i].transceiver)
gst_object_unref(source->av[i].transceiver);
g_free(source->av[i].mid);
+
+ g_hash_table_destroy(source->av[i].encodings);
+
+ g_free(source->av[i].payloader_factory_name);
}
if (source->bin) {
static int __alloc_source_slot(webrtc_s *webrtc, int type, webrtc_gst_slot_s **source, gchar **name)
{
+ int i;
RET_VAL_IF(webrtc == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "webrtc is NULL");
RET_VAL_IF(source == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "source is NULL");
RET_VAL_IF(name == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "name is NULL");
(*source)->bin = GST_BIN(gst_bin_new(*name));
(*source)->type = type;
(*source)->webrtc = webrtc;
- (*source)->av[AV_IDX_AUDIO].direction = (type == WEBRTC_MEDIA_SOURCE_TYPE_NULL) ? WEBRTC_TRANSCEIVER_DIRECTION_RECVONLY : WEBRTC_TRANSCEIVER_DIRECTION_SENDRECV;
- (*source)->av[AV_IDX_VIDEO].direction = (type == WEBRTC_MEDIA_SOURCE_TYPE_NULL) ? WEBRTC_TRANSCEIVER_DIRECTION_RECVONLY : WEBRTC_TRANSCEIVER_DIRECTION_SENDRECV;
+ for (i = 0; i < AV_IDX_MAX; i++) {
+ (*source)->av[i].direction = (type == WEBRTC_MEDIA_SOURCE_TYPE_NULL) ? WEBRTC_TRANSCEIVER_DIRECTION_RECVONLY : WEBRTC_TRANSCEIVER_DIRECTION_SENDRECV;
+ (*source)->av[i].encodings = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, _encoding_slot_destroy_cb);
+ }
LOG_DEBUG("webrtc[%p] source[%p, id:%u, type:%d, name:%s]", webrtc, *source, webrtc->cur_max_source_id, type, *name);
return NULL;
}
- if ((sink_caps = _make_rtp_caps(GET_MEDIA_TYPE_NAME(is_audio), source->av[GET_AV_IDX(is_audio)].pt, 0, source, NULL))) {
+ if ((sink_caps = _make_rtp_caps(GET_MEDIA_TYPE_NAME(is_audio), source->av[GET_AV_IDX(is_audio)].pt, -1, source, NULL))) {
g_object_set(G_OBJECT(capsfilter), "caps", sink_caps, NULL);
gst_caps_unref(sink_caps);
}
goto exit;
APPEND_ELEMENT(_element_list, conv);
- if (_create_rest_of_elements(webrtc, source, false, &_element_list, true) != WEBRTC_ERROR_NONE)
+ if (_create_rest_of_elements(webrtc, source, -1, false, &_element_list, true) != WEBRTC_ERROR_NONE)
goto exit;
if (!(fakesink = __prepare_fakesink_for_filesrc_pipeline(source, true)))
if (_set_payload_type(webrtc, source, GET_AV_IDX_BY_TYPE(source->media_types), NULL) != WEBRTC_ERROR_NONE)
goto error;
- if ((sink_caps = _make_rtp_caps(media_type, source->av[GET_AV_IDX_BY_TYPE(source->media_types)].pt, 0, source, NULL))) {
+ if ((sink_caps = _make_rtp_caps(media_type, source->av[GET_AV_IDX_BY_TYPE(source->media_types)].pt, -1, source, NULL))) {
g_object_set(G_OBJECT(capsfilter), "caps", sink_caps, NULL);
gst_caps_unref(sink_caps);
}
source->zerocopy_enabled = _is_hw_encoder_used(webrtc, source->type, source->media_types);
- if ((ret = _create_rest_of_elements(webrtc, source, false, &element_list, (source->media_types == MEDIA_TYPE_AUDIO))) != WEBRTC_ERROR_NONE)
+ if ((ret = _create_rest_of_elements(webrtc, source, -1, false, &element_list, (source->media_types == MEDIA_TYPE_AUDIO))) != WEBRTC_ERROR_NONE)
goto exit;
if (!(sink_caps = _make_mediapacketsrc_raw_caps_from_media_format(source))) {
idx = GET_AV_IDX_BY_TYPE(source->media_types);
media_type = (idx == AV_IDX_AUDIO) ? _get_audio_media_type(source->av[idx].codec) : _get_video_media_type(source->av[idx].codec);
- if (!(sink_caps = _make_rtp_caps(media_type, source->av[idx].pt, 0, source, NULL)))
+ if (!(sink_caps = _make_rtp_caps(media_type, source->av[idx].pt, -1, source, NULL)))
return WEBRTC_ERROR_INVALID_OPERATION;
g_object_set(G_OBJECT(capsfilter), "caps", sink_caps, NULL);
#include "webrtc_source_private.h"
#include <gst/audio/audio.h>
+int _build_src_check_params_and_get_ini_source(webrtc_s *webrtc, webrtc_gst_slot_s *source, const ini_item_media_source_s **ini_source)
+{
+ RET_VAL_IF(webrtc == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "webrtc is NULL");
+ RET_VAL_IF(source == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "source is NULL");
+ RET_VAL_IF(ini_source == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "ini_source is NULL");
+ RET_VAL_IF(source->bin == NULL, WEBRTC_ERROR_INVALID_OPERATION, "bin is NULL");
+
+ if (!(*ini_source = _ini_get_source_by_type(&webrtc->ini, source->type))) {
+ LOG_ERROR("ini_source is NULL");
+ return WEBRTC_ERROR_INVALID_OPERATION;
+ }
+
+ return WEBRTC_ERROR_NONE;
+}
+
static const char *__get_default_source_element(int type)
{
const char *element = NULL;
return GST_AUDIO_FORMAT_UNKNOWN;
}
-GstCaps *_make_rtp_caps(const gchar *media_type, unsigned int payload_type, unsigned int ssrc, webrtc_gst_slot_s *source, GstElement *encoder)
+GstCaps *_make_rtp_caps(const gchar *media_type, unsigned int payload_type, int ssrc, webrtc_gst_slot_s *source, GstElement *encoder)
{
GstCaps *caps;
bool is_audio;
"media", G_TYPE_STRING, GET_MEDIA_TYPE_NAME(is_audio),
"payload", G_TYPE_INT, payload_type,
NULL);
- if (ssrc != 0)
+ if (ssrc > -1)
gst_caps_set_simple(caps,
- "ssrc", G_TYPE_UINT, ssrc,
+ "ssrc", G_TYPE_UINT, (guint)ssrc,
NULL);
if (!is_audio || !source->av[AV_IDX_AUDIO].inbandfec)
return ret;
}
-static GstCaps *__make_default_raw_caps(webrtc_gst_slot_s *source, webrtc_ini_s *ini)
+webrtc_transceiver_encoding_s *_find_encoding_by_ssrc(GHashTable *encodings, int ssrc)
+{
+ GHashTableIter iter;
+ gpointer key, value;
+ webrtc_transceiver_encoding_s *encoding;
+
+ ASSERT(encodings);
+ ASSERT(ssrc > -1);
+
+ g_hash_table_iter_init(&iter, encodings);
+ while (g_hash_table_iter_next(&iter, &key, &value)) {
+ encoding = (webrtc_transceiver_encoding_s *)value;
+ if (ssrc == encoding->ssrc) {
+ LOG_DEBUG("rid[%s] encoding[%p, ssrc:%d]", (gchar *)key, encoding, encoding->ssrc);
+ return encoding;
+ }
+ }
+ return NULL;
+}
+
+static GstCaps *__make_default_raw_caps(webrtc_gst_slot_s *source, int ssrc, webrtc_ini_s *ini)
{
GstCaps *caps = NULL;
GstAudioInfo info;
GstAudioFormat format;
int channels, samplerate;
+ int width, height;
+ webrtc_transceiver_encoding_s *encoding;
RET_VAL_IF(source == NULL, NULL, "source is NULL");
RET_VAL_IF(ini == NULL, NULL, "ini is NULL");
case WEBRTC_MEDIA_SOURCE_TYPE_CAMERA:
case WEBRTC_MEDIA_SOURCE_TYPE_SCREEN:
case WEBRTC_MEDIA_SOURCE_TYPE_CUSTOM_VIDEO: {
+ if (ssrc == -1) {
+ width = source->video_info.width;
+ height = source->video_info.height;
+ } else {
+ encoding = _find_encoding_by_ssrc(source->av[AV_IDX_VIDEO].encodings, ssrc);
+ ASSERT(encoding);
+ width = encoding->width;
+ height = encoding->height;
+ }
caps = gst_caps_new_simple(MEDIA_TYPE_VIDEO_RAW,
"format", G_TYPE_STRING, _get_raw_format_from_ini(ini, source->type, MEDIA_TYPE_VIDEO),
"framerate", GST_TYPE_FRACTION, source->video_info.framerate, 1,
- "width", G_TYPE_INT, source->video_info.width,
- "height", G_TYPE_INT, source->video_info.height,
+ "width", G_TYPE_INT, width,
+ "height", G_TYPE_INT, height,
NULL);
break;
}
}
/* Use g_free() to free the media_type parameter. */
-static GstCaps *__make_default_encoded_caps(webrtc_gst_slot_s *source, webrtc_ini_s *ini, gchar **media_type)
+GstCaps *_make_default_encoded_caps(webrtc_gst_slot_s *source, int ssrc, webrtc_ini_s *ini, gchar **media_type)
{
GstCaps *caps;
const char *_media_type;
int channels, samplerate;
+ int width, height;
+ webrtc_transceiver_encoding_s *encoding;
RET_VAL_IF(source == NULL, NULL, "source is NULL");
RET_VAL_IF(ini == NULL, NULL, "ini is NULL");
case WEBRTC_MEDIA_SOURCE_TYPE_CUSTOM_VIDEO:
_media_type = _get_video_media_type(source->av[AV_IDX_VIDEO].codec);
RET_VAL_IF(_media_type == NULL, NULL, "_media_type is NULL");
- caps = _get_caps_from_encoded_video_media_type(_media_type, source->video_info.width, source->video_info.height);
+ if (ssrc == -1) {
+ width = source->video_info.width;
+ height = source->video_info.height;
+ } else {
+ encoding = _find_encoding_by_ssrc(source->av[AV_IDX_VIDEO].encodings, ssrc);
+ ASSERT(encoding);
+ width = encoding->width;
+ height = encoding->height;
+ }
+ caps = _get_caps_from_encoded_video_media_type(_media_type, width, height);
if (source->zerocopy_enabled)
caps = _gst_set_caps_additional_fields(caps, _get_v_hw_encoder_caps_ext_fields_from_ini(ini, source->type));
break;
caps = _get_caps_from_encoded_audio_media_type(_media_type, channels, samplerate);
} else if (source->media_types == MEDIA_TYPE_VIDEO) {
- int width, height;
_media_type = _get_video_media_type(source->av[AV_IDX_VIDEO].codec);
RET_VAL_IF(_media_type == NULL, NULL, "_media_type is NULL");
}
//LCOV_EXCL_START
-static GstElement *__get_hw_encoder_element(webrtc_s *webrtc, webrtc_gst_slot_s *source)
+static GstElement *__get_hw_encoder_element(webrtc_s *webrtc, webrtc_gst_slot_s *source, int ssrc)
{
GstElement *encoder = NULL;
+ g_autofree gchar *element_name = NULL;
RET_VAL_IF(webrtc == NULL, NULL, "webrtc is NULL");
RET_VAL_IF(source == NULL, NULL, "source is NULL");
switch (source->media_types) {
case MEDIA_TYPE_AUDIO:
+ element_name = _append_num_to_string(ELEMENT_NAME_AUDIO_ENCODER, ssrc);
return _create_element(_get_hw_encoder_from_ini(&webrtc->ini, source->type, MEDIA_TYPE_AUDIO), ELEMENT_NAME_AUDIO_ENCODER);
break;
case MEDIA_TYPE_VIDEO:
+ element_name = _append_num_to_string(ELEMENT_NAME_VIDEO_ENCODER, ssrc);
encoder = _create_element(_get_hw_encoder_from_ini(&webrtc->ini, source->type, MEDIA_TYPE_VIDEO), ELEMENT_NAME_VIDEO_ENCODER);
break;
default:
return WEBRTC_ERROR_INVALID_OPERATION;
}
-static GstElement * __prepare_encoder(webrtc_s *webrtc, webrtc_gst_slot_s *source, bool is_audio)
+GstElement *_prepare_encoder(webrtc_s *webrtc, webrtc_gst_slot_s *source, int ssrc, bool is_audio)
{
GstElement *encoder = NULL;
element_info_s elem_info;
const gchar *encoder_klass_name = NULL;
const gchar *encoder_name = NULL;
+ int av_idx = is_audio ? AV_IDX_AUDIO : AV_IDX_VIDEO;
RET_VAL_IF(webrtc == NULL, NULL, "webrtc is NULL");
RET_VAL_IF(source == NULL, NULL, "source is NULL");
encoder_klass_name = is_audio ? GST_KLASS_NAME_ENCODER_AUDIO : GST_KLASS_NAME_ENCODER_VIDEO;
if (source->zerocopy_enabled)
- encoder = __get_hw_encoder_element(webrtc, source);
+ encoder = __get_hw_encoder_element(webrtc, source, ssrc);
else
CREATE_ELEMENT_FROM_REGISTRY(elem_info, encoder_klass_name,
- __make_default_raw_caps(source, &webrtc->ini),
- __make_default_encoded_caps(source, &webrtc->ini, NULL),
+ __make_default_raw_caps(source, ssrc, &webrtc->ini),
+ _make_default_encoded_caps(source, ssrc, &webrtc->ini, NULL),
webrtc->ini.general.gst_excluded_elements,
encoder,
- -1);
+ ssrc);
RET_VAL_IF(encoder == NULL, NULL, "encoder is NULL");
}
}
- if (source->av[is_audio ? AV_IDX_AUDIO : AV_IDX_VIDEO].target_bitrate > 0)
- _set_encoder_element_bitrate(encoder, source->av[is_audio ? AV_IDX_AUDIO : AV_IDX_VIDEO].target_bitrate);
+ if (ssrc == -1) {
+ if (source->av[av_idx].target_bitrate > 0)
+ _set_encoder_element_bitrate(encoder, source->av[av_idx].target_bitrate);
+ } else {
+ webrtc_transceiver_encoding_s *encoding = _find_encoding_by_ssrc(source->av[av_idx].encodings, ssrc);
+ if (encoding && encoding->target_bitrate > 0)
+ _set_encoder_element_bitrate(encoder, encoding->target_bitrate);
+ }
return encoder;
}
-static GstElement *__prepare_first_capsfilter(webrtc_s *webrtc, webrtc_gst_slot_s *source, int av_idx, GList **element_list, bool *encoded_support, GstCaps **caps_for_render)
+GstElement *_prepare_first_capsfilter(webrtc_s *webrtc, webrtc_gst_slot_s *source, int ssrc, int av_idx, GList **element_list, bool *encoded_support, GstCaps **caps_for_render)
{
GstElement *capsfilter;
GstCaps *sink_caps;
+ g_autofree gchar *element_name = NULL;
RET_VAL_IF(webrtc == NULL, NULL, "webrtc is NULL");
RET_VAL_IF(source == NULL, NULL, "source is NULL");
RET_VAL_IF(encoded_support == NULL, NULL, "encoded_support is NULL");
RET_VAL_IF(caps_for_render == NULL, NULL, "caps_for_render is NULL");
- if (!(capsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, ELEMENT_NAME_FIRST_CAPSFILTER)))
+ element_name = _append_num_to_string(ELEMENT_NAME_FIRST_CAPSFILTER, ssrc);
+ if (!(capsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, element_name)))
return NULL;
APPEND_ELEMENT(*element_list, capsfilter);
_get_video_encoded_support_from_ini(&webrtc->ini, source->type, encoded_support);
if (*encoded_support) {
- if ((sink_caps = __make_default_encoded_caps(source, &webrtc->ini, NULL))) {
+ if ((sink_caps = _make_default_encoded_caps(source, ssrc, &webrtc->ini, NULL))) {
PRINT_CAPS(sink_caps, "capsfilter");
g_object_set(G_OBJECT(capsfilter), "caps", sink_caps, NULL);
return capsfilter;
}
- if ((sink_caps = __make_default_raw_caps(source, &webrtc->ini))) {
+ if ((sink_caps = __make_default_raw_caps(source, ssrc, &webrtc->ini))) {
PRINT_CAPS(sink_caps, "capsfilter");
g_object_set(G_OBJECT(capsfilter), "caps", sink_caps, NULL);
return capsfilter;
}
-static bool __is_videoscale_needed(webrtc_s *webrtc, webrtc_gst_slot_s *source)
+bool _is_videoscale_needed(webrtc_s *webrtc, webrtc_gst_slot_s *source)
{
bool drc_support;
bool encoded_support;
return videoscaleCapsfilter;
}
-static bool __is_videorate_needed(webrtc_s *webrtc, webrtc_gst_slot_s *source)
+bool _is_videorate_needed(webrtc_s *webrtc, webrtc_gst_slot_s *source)
{
bool encoded_support;
return true;
}
-static GstElement *__prepare_videorate(webrtc_gst_slot_s *source, GList **element_list)
+GstElement *_prepare_videorate(webrtc_gst_slot_s *source, int ssrc, GList **element_list)
{
GstElement *videorate;
GstElement *videorateCapsfilter;
GstCaps *caps;
+ g_autofree gchar *element_name = NULL;
if (!(videorate = _create_element(DEFAULT_ELEMENT_VIDEORATE, NULL)))
return NULL;
APPEND_ELEMENT(*element_list, videorate);
- if (!(videorateCapsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, ELEMENT_NAME_VIDEORATE_CAPSFILTER)))
+ element_name = _append_num_to_string(ELEMENT_NAME_VIDEORATE_CAPSFILTER, ssrc);
+ if (!(videorateCapsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, element_name)))
return NULL;
APPEND_ELEMENT(*element_list, videorateCapsfilter);
"framerate", GST_TYPE_FRACTION, source->video_info.framerate, 1,
NULL);
- PRINT_CAPS(caps, ELEMENT_NAME_VIDEORATE_CAPSFILTER);
+ PRINT_CAPS(caps, element_name);
g_object_set(G_OBJECT(videorateCapsfilter), "caps", caps, NULL);
gst_caps_unref(caps);
return videorateCapsfilter;
}
-int _create_rest_of_elements(webrtc_s *webrtc, webrtc_gst_slot_s *source, bool need_capsfilter, GList **element_list, bool is_audio)
+int _create_rest_of_elements(webrtc_s *webrtc, webrtc_gst_slot_s *source, int ssrc, bool need_capsfilter, GList **element_list, bool is_audio)
{
GstElement *encoder = NULL;
GstElement *payloader;
GstElement *videocrop;
GstCaps *sink_caps;
element_info_s elem_info;
- gchar *media_type = NULL;
+ g_autofree gchar *media_type = NULL;
int idx;
GstPad *pad_for_render = NULL;
GstCaps *caps_for_render = NULL;
GstCaps *caps_for_encoder = NULL;
+ g_autofree gchar *element_name = NULL;
+ bool is_simulcast = (ssrc > -1);
RET_VAL_IF(webrtc == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "webrtc is NULL");
RET_VAL_IF(source == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "source is NULL");
GstElement *capsfilter;
bool encoded_support;
- if(!(capsfilter = __prepare_first_capsfilter(webrtc, source, idx, element_list, &encoded_support, &caps_for_render)))
+ if(!(capsfilter = _prepare_first_capsfilter(webrtc, source, ssrc, idx, element_list, &encoded_support, &caps_for_render)))
return WEBRTC_ERROR_INVALID_OPERATION;
pad_for_render = gst_element_get_static_pad(capsfilter, "src");
goto skip_encoder;
}
- if (__is_videoscale_needed(webrtc, source)) {
+ if (!is_simulcast && _is_videoscale_needed(webrtc, source)) {
GstElement *videoscaleCapsfilter;
if(!(videoscaleCapsfilter = __prepare_videoscale(source, element_list)))
pad_for_render = gst_element_get_static_pad(videoscaleCapsfilter, "src");
}
- if (__is_videorate_needed(webrtc, source)) {
+ if (_is_videorate_needed(webrtc, source)) {
GstElement *videorateCapsfilter;
- if(!(videorateCapsfilter = __prepare_videorate(source, element_list)))
+ if(!(videorateCapsfilter = _prepare_videorate(source, ssrc, element_list)))
goto error;
gst_object_unref(pad_for_render);
pad_for_render = gst_element_get_static_pad(videocrop, "src");
}
- if (!(encoder = __prepare_encoder(webrtc, source, is_audio)))
+ if (!(encoder = _prepare_encoder(webrtc, source, ssrc, is_audio)))
goto error;
APPEND_ELEMENT(*element_list, encoder);
_set_need_decoding_for_loopback(source, idx, false);
- if (!(encoder_capsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, ELEMENT_NAME_ENCODER_CAPSFILTER)))
+ element_name = _append_num_to_string(ELEMENT_NAME_ENCODER_CAPSFILTER, ssrc);
+ if (!(encoder_capsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, element_name)))
goto error;
APPEND_ELEMENT(*element_list, encoder_capsfilter);
skip_encoder:
- caps_for_encoder = __make_default_encoded_caps(source, &webrtc->ini, &media_type);
+ caps_for_encoder = _make_default_encoded_caps(source, ssrc, &webrtc->ini, &media_type);
if (encoder_capsfilter)
g_object_set(G_OBJECT(encoder_capsfilter), "caps", caps_for_encoder, NULL);
NULL,
NULL,
payloader,
- -1);
+ ssrc);
if (payloader == NULL)
goto error;
APPEND_ELEMENT(*element_list, payloader);
+ if (!source->av[idx].payloader_factory_name) {
+ GstElementFactory *factory = gst_element_get_factory(payloader);
+ source->av[idx].payloader_factory_name = g_strdup(GST_OBJECT_NAME(factory));
+ }
- if (!(queue = _create_element(DEFAULT_ELEMENT_QUEUE, NULL)))
- goto error;
- APPEND_ELEMENT(*element_list, queue);
+ if (!is_simulcast) {
+ /* FIXME: check this queue can be removed */
+ if (!(queue = _create_element(DEFAULT_ELEMENT_QUEUE, NULL)))
+ goto error;
+ APPEND_ELEMENT(*element_list, queue);
+ }
- if (!(rtp_capsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, ELEMENT_NAME_RTP_CAPSFILTER)))
+ g_free(element_name);
+ element_name = _append_num_to_string(ELEMENT_NAME_RTP_CAPSFILTER, ssrc);
+ if (!(rtp_capsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, element_name)))
goto error;
APPEND_ELEMENT(*element_list, rtp_capsfilter);
- if (_set_payload_type(webrtc, source, idx, media_type) != WEBRTC_ERROR_NONE)
- goto error;
-
- if ((sink_caps = _make_rtp_caps(media_type, source->av[idx].pt, 0, source, encoder))) {
+ if (!is_simulcast ||
+ (is_simulcast && source->av[idx].pt == 0)) {
+ if (_set_payload_type(webrtc, source, idx, media_type) != WEBRTC_ERROR_NONE)
+ goto error;
+ }
+ if ((sink_caps = _make_rtp_caps(media_type, source->av[idx].pt, ssrc, source, encoder))) {
g_object_set(G_OBJECT(rtp_capsfilter), "caps", sink_caps, NULL);
gst_caps_unref(sink_caps);
}
- g_free(media_type);
-
- if (caps_for_render)
- _set_caps_for_render(source, caps_for_render, idx);
+ if (caps_for_render) {
+ if (is_simulcast)
+ gst_caps_unref(caps_for_render);
+ else
+ _set_caps_for_render(source, caps_for_render, idx);
+ }
- if (pad_for_render)
- _add_probe_to_pad_for_render(source, idx, pad_for_render, _source_data_probe_cb);
+ if (pad_for_render) {
+ if (is_simulcast)
+ gst_object_unref(pad_for_render);
+ else
+ _add_probe_to_pad_for_render(source, idx, pad_for_render, _source_data_probe_cb);
+ }
return WEBRTC_ERROR_NONE;
gst_caps_unref(caps_for_render);
gst_object_unref(pad_for_render);
- g_free(media_type);
-
return WEBRTC_ERROR_INVALID_OPERATION;
}
--- /dev/null
+/*
+ * Copyright (c) 2024 Samsung Electronics Co., Ltd All Rights Reserved
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//LCOV_EXCL_START
+#include "webrtc_private.h"
+#include "webrtc_source_private.h"
+#include <gst/rtp/rtp.h>
+
+#define RTP_HDREXT_BASE "urn:ietf:params:rtp-hdrext:"
+#define RTPHDREXT_MID RTP_HDREXT_BASE "sdes:mid"
+#define RTPHDREXT_STREAM_ID RTP_HDREXT_BASE "sdes:rtp-stream-id"
+#define RTPHDREXT_REPAIRED_STREAM_ID RTP_HDREXT_BASE "sdes:repaired-rtp-stream-id"
+
+static void __add_rtp_header_extensions_for_sdes(GstElement *payloader, const char *mid, const char *rid)
+{
+ GstRTPHeaderExtension *ext;
+ g_autofree gchar *mid_str = NULL;
+
+ ASSERT(payloader);
+ ASSERT(mid);
+ ASSERT(rid);
+
+ g_signal_emit_by_name(payloader, "clear-extensions");
+
+ ext = gst_rtp_header_extension_create_from_uri(RTPHDREXT_MID);
+ RET_IF(ext == NULL, "failed to gst_rtp_header_extension_create_from_uri(%s)", RTPHDREXT_MID);
+
+ gst_rtp_header_extension_set_id (ext, 1);
+ g_object_set(ext, "mid", mid, NULL);
+ g_signal_emit_by_name(payloader, "add-extension", ext);
+ gst_clear_object(&ext);
+
+ ext = gst_rtp_header_extension_create_from_uri(RTPHDREXT_STREAM_ID);
+ RET_IF(ext == NULL, "failed to gst_rtp_header_extension_create_from_uri(%s)", RTPHDREXT_STREAM_ID);
+
+ gst_rtp_header_extension_set_id (ext, 2);
+ g_object_set(ext, "rid", rid, NULL);
+ g_signal_emit_by_name(payloader, "add-extension", ext);
+ gst_clear_object(&ext);
+
+ ext = gst_rtp_header_extension_create_from_uri(RTPHDREXT_REPAIRED_STREAM_ID);
+ RET_IF(ext == NULL, "failed to gst_rtp_header_extension_create_from_uri(%s)", RTPHDREXT_REPAIRED_STREAM_ID);
+
+ gst_rtp_header_extension_set_id (ext, 2);
+ g_object_set (ext, "rid", rid, NULL);
+ g_signal_emit_by_name(payloader, "add-extension", ext);
+ gst_clear_object(&ext);
+
+ LOG_DEBUG("payloader[%s] mid[%s] rid[%s]", GST_ELEMENT_NAME(payloader), mid, rid);
+}
+
+typedef struct {
+ GstElement *funnel;
+ webrtc_gst_slot_s *source;
+ bool is_audio;
+ bool error_occurred;
+} table_foreach_userdata_s;
+
+static int __link_encoding_bin_with_funnel(webrtc_transceiver_encoding_s *encoding, GstElement *funnel)
+{
+ int ret = WEBRTC_ERROR_NONE;
+ GstPad *sinkpad;
+ g_autofree gchar *sinkpad_name = NULL;
+ g_autofree gchar *srcpad_name = NULL;
+
+ ASSERT(encoding);
+ ASSERT(funnel);
+
+ if (!(sinkpad = gst_element_request_pad_simple(funnel, "sink_%u"))) {
+ LOG_ERROR("failed to gst_element_get_request_pad()");
+ return WEBRTC_ERROR_INVALID_OPERATION;
+ }
+ if (!(sinkpad_name = gst_pad_get_name(sinkpad))) {
+ LOG_ERROR("failed to gst_pad_get_name()");
+ ret = WEBRTC_ERROR_INVALID_OPERATION;
+ goto exit;
+ }
+
+ srcpad_name = g_strdup_printf("src_%u", encoding->ssrc);
+
+ if (!gst_element_link_pads(GST_ELEMENT(encoding->bin), srcpad_name, funnel, sinkpad_name)) {
+ LOG_ERROR("failed to link pads, [%s:%s] - [%s:%s]",
+ GST_ELEMENT_NAME(encoding->bin), srcpad_name, GST_ELEMENT_NAME(funnel), sinkpad_name);
+ ret = WEBRTC_ERROR_INVALID_OPERATION;
+ goto exit;
+ }
+ LOG_DEBUG("link pads successfully, [%s:%s] - [%s:%s]",
+ GST_ELEMENT_NAME(encoding->bin), srcpad_name, GST_ELEMENT_NAME(funnel), sinkpad_name);
+
+exit:
+ if (ret != WEBRTC_ERROR_NONE) {
+ gst_element_release_request_pad(funnel, sinkpad);
+ g_object_unref(sinkpad);
+ }
+ return ret;
+}
+
+static void __create_and_link_elements_foreach_cb(gpointer key, gpointer value, gpointer user_data)
+{
+ webrtc_transceiver_encoding_s *encoding = (webrtc_transceiver_encoding_s *)value;
+ table_foreach_userdata_s *userdata = (table_foreach_userdata_s *)user_data;
+ const char *rid = (const char *)key;
+ GList *element_list = NULL;
+ GstElement *src_element;
+ GstElement *volume;
+ GstElement *capsfilter;
+ gchar *element_name;
+ webrtc_gst_slot_s *source;
+ int av_idx;
+
+ ASSERT(userdata);
+ ASSERT(userdata->funnel);
+ ASSERT(userdata->source);
+
+ source = userdata->source;
+ av_idx = userdata->is_audio ? AV_IDX_AUDIO : AV_IDX_VIDEO;
+
+ LOG_INFO("key[%s] encoding[%p, ssrc:%d, active:%d] userdata[is_audio:%d, source;%p]",
+ rid, encoding, encoding->ssrc, encoding->active, userdata->is_audio, userdata->source);
+
+ if (!encoding->active) {
+ LOG_WARNING("skip this inactive encoding option");
+ return;
+ }
+ if (gst_pad_is_linked(encoding->src_pad)) {
+ LOG_WARNING("already linked, skip this");
+ return;
+ }
+
+ if (userdata->is_audio) {
+ element_name = _append_num_to_string(ELEMENT_NAME_VOLUME, encoding->ssrc);
+ volume = _create_element(DEFAULT_ELEMENT_VOLUME, element_name);
+ g_free(element_name);
+ if (!volume)
+ goto exit;
+ if (!g_object_class_find_property(G_OBJECT_GET_CLASS(volume), "mute")) {
+ LOG_ERROR("there is no mute property");
+ goto exit;
+ }
+ g_object_set(volume, "mute", (gboolean)source->av[av_idx].mute, NULL);
+ APPEND_ELEMENT(element_list, volume);
+ }
+
+ if (_create_rest_of_elements(source->webrtc, source, encoding->ssrc, true, &element_list, userdata->is_audio) != WEBRTC_ERROR_NONE)
+ goto exit;
+
+ if (!_add_elements_to_bin(encoding->bin, element_list))
+ goto exit;
+
+ if (userdata->is_audio)
+ element_name = _append_num_to_string(source->type == WEBRTC_MEDIA_SOURCE_TYPE_MIC ? ELEMENT_NAME_MIC_SRC : ELEMENT_NAME_AUDIO_SRC, encoding->ssrc);
+ else
+ element_name = _append_num_to_string(ELEMENT_NAME_VIDEO_SRC, encoding->ssrc);
+
+ src_element = gst_bin_get_by_name(encoding->bin, element_name);
+ g_free(element_name);
+ if (!src_element) {
+ LOG_ERROR("failed to gst_bin_get_by_name() for src_element");
+ goto exit_with_remove_from_bin;
+ }
+
+ PREPEND_ELEMENT(element_list, src_element);
+ if (!_link_elements(element_list))
+ goto exit_with_remove_from_bin;
+
+ element_name = _append_num_to_string(ELEMENT_NAME_RTP_CAPSFILTER, encoding->ssrc);
+ capsfilter = gst_bin_get_by_name(encoding->bin, element_name);
+ g_free(element_name);
+ if (!capsfilter) {
+ LOG_ERROR("failed to gst_bin_get_by_name(), for rtp capsfilter");
+ goto exit_with_remove_from_bin;
+ }
+ if (_set_ghost_pad_target(encoding->src_pad, capsfilter, true) != WEBRTC_ERROR_NONE)
+ goto exit_with_remove_from_bin;
+
+ if (!gst_bin_add(source->bin, GST_ELEMENT(encoding->bin))) {
+ LOG_ERROR("failed to gst_bin_add(), encoding->bin");
+ goto exit_with_remove_from_bin;
+ }
+
+ if (__link_encoding_bin_with_funnel(encoding, userdata->funnel) != WEBRTC_ERROR_NONE)
+ goto exit_with_remove_from_bin;
+
+ SAFE_G_LIST_FREE(element_list);
+ return;
+
+exit_with_remove_from_bin:
+ userdata->error_occurred = true;
+ _remove_elements_from_bin(encoding->bin, element_list);
+ SAFE_G_LIST_FREE(element_list);
+ return;
+exit:
+ userdata->error_occurred = true;
+ SAFE_G_LIST_FREE_FULL(element_list, gst_object_unref);
+ return;
+}
+
+static void __add_rtp_header_extensions_foreach_cb(gpointer key, gpointer value, gpointer user_data)
+{
+ webrtc_transceiver_encoding_s *encoding = (webrtc_transceiver_encoding_s *)value;
+ table_foreach_userdata_s *userdata = (table_foreach_userdata_s *)user_data;
+ const char *rid = (const char *)key;
+ webrtc_gst_slot_s *source;
+ int av_idx;
+ g_autofree gchar *element_name = NULL;
+
+ ASSERT(userdata);
+ ASSERT(userdata->source);
+
+ source = userdata->source;
+ av_idx = userdata->is_audio ? AV_IDX_AUDIO : AV_IDX_VIDEO;
+
+ LOG_INFO("key[%s] encoding[%p, ssrc:%d, active:%d] userdata[is_audio:%d, source:%p]",
+ rid, encoding, encoding->ssrc, encoding->active, userdata->is_audio, userdata->source);
+
+ if (!encoding->active) {
+ LOG_WARNING("skip this inactive encoding option");
+ return;
+ }
+
+ element_name = _append_num_to_string(source->av[av_idx].payloader_factory_name, encoding->ssrc);
+ __add_rtp_header_extensions_for_sdes(gst_bin_get_by_name(encoding->bin, element_name),
+ source->av[av_idx].mid, rid);
+}
+
+int _add_no_target_ghostpad_to_encoding(webrtc_transceiver_encoding_s *encoding, GstPad **new_pad)
+{
+ g_autofree gchar *pad_name = NULL;
+
+ ASSERT(encoding);
+ ASSERT(encoding->bin);
+ ASSERT(new_pad);
+
+ pad_name = g_strdup_printf("%s_%u", "src", encoding->ssrc);
+
+ if (!(*new_pad = _add_no_target_ghostpad(encoding->bin, pad_name, true))) {
+ LOG_ERROR("failed to add new ghost pad[%s] for bin[%s]", pad_name, GST_ELEMENT_NAME(encoding->bin));
+ return WEBRTC_ERROR_INVALID_OPERATION;
+ }
+
+ return WEBRTC_ERROR_NONE;
+}
+
+void _encoding_slot_destroy_cb(gpointer data)
+{
+ webrtc_transceiver_encoding_s *encoding = (webrtc_transceiver_encoding_s *)data;
+
+ ASSERT(encoding);
+ ASSERT(encoding->source);
+
+ LOG_DEBUG("encoding[%p, ssrc:%d, source:%s, soource_id:%u] is removed", encoding, encoding->ssrc,
+ encoding->source->bin ? GST_ELEMENT_NAME(encoding->source->bin) : "null", encoding->source->id);
+
+ GstElement *parent = GST_ELEMENT(gst_element_get_parent(encoding->bin));
+ if (parent)
+ gst_bin_remove(GST_BIN(parent), GST_ELEMENT(encoding->bin));
+
+ g_free(encoding);
+}
+
+int _add_source_encoding(webrtc_gst_slot_s *source, int av_idx, const char *rid, int target_bitrate, int width, int height, int *ssrc)
+{
+ webrtc_transceiver_encoding_s *encoding;
+ g_autofree gchar *bin_name = NULL;
+
+ ASSERT(source);
+ ASSERT(rid);
+ ASSERT(ssrc);
+
+ if (g_hash_table_contains(source->av[av_idx].encodings, rid)) {
+ LOG_ERROR("it already has the same rid[%s]", rid);
+ return WEBRTC_ERROR_INVALID_OPERATION;
+ }
+
+ if (g_hash_table_size(source->av[av_idx].encodings) == MAX_ENCODINGS_NUM) {
+ LOG_ERROR("table full, max size[%d]", MAX_ENCODINGS_NUM);
+ return WEBRTC_ERROR_INVALID_OPERATION;
+ }
+
+ bin_name = g_strdup_printf("encoding_%s", rid);
+
+ encoding = g_new0(webrtc_transceiver_encoding_s, 1);
+ encoding->bin = GST_BIN(gst_bin_new(bin_name));
+ encoding->ssrc = g_random_int_range(0, G_MAXINT32);
+ encoding->target_bitrate = target_bitrate;
+ encoding->width = width;
+ encoding->height = height;
+ encoding->active = true;
+ encoding->source = source;
+ LOG_INFO("source[%p, id:%u, av_idx:%d], rid[%s], encoding[%p, ssrc:%u, target_bitrate:%d, width:%d, height:%d, active:%d]",
+ source, source->id, av_idx, rid, encoding, encoding->ssrc, encoding->target_bitrate, encoding->width, encoding->height,
+ encoding->active);
+
+ ASSERT(g_hash_table_insert(source->av[av_idx].encodings, (gpointer)g_strdup(rid), (gpointer)encoding));
+
+ *ssrc = encoding->ssrc;
+
+ return WEBRTC_ERROR_NONE;
+}
+
+int _remove_source_encoding(webrtc_gst_slot_s *source, int av_idx, const char *rid)
+{
+ ASSERT(source);
+ ASSERT(rid);
+
+ if (!g_hash_table_contains(source->av[av_idx].encodings, rid)) {
+ LOG_ERROR("nothing to remove, rid[%s]", rid);
+ return WEBRTC_ERROR_INVALID_PARAMETER;
+ }
+
+ if (!g_hash_table_remove(source->av[av_idx].encodings, (gpointer)rid)) {
+ LOG_ERROR("failed to find encoding by rid[%s]", rid);
+ return WEBRTC_ERROR_INVALID_PARAMETER;
+ }
+
+ LOG_INFO("source_id[%u], av_idx[%d], rid[%s]", source->id, av_idx, rid);
+
+ return WEBRTC_ERROR_NONE;
+}
+
+int _complete_rest_of_src_for_simulcast(webrtc_s *webrtc, webrtc_gst_slot_s *source, bool is_audio)
+{
+ int ret;
+ GstElement *funnel = NULL;
+ GstElement *capsfilter = NULL;
+ const ini_item_media_source_s *ini_source;
+ GstCaps *caps;
+ table_foreach_userdata_s tb_userdata = { .source = source, .is_audio = is_audio, .error_occurred = false};
+ int av_idx = is_audio ? AV_IDX_AUDIO : AV_IDX_VIDEO;
+
+ ASSERT(webrtc);
+ ASSERT(source);
+ ASSERT(g_hash_table_size(source->av[av_idx].encodings) > 0);
+
+ ret = _build_src_check_params_and_get_ini_source(webrtc, source, &ini_source);
+ RET_VAL_IF(ret != WEBRTC_ERROR_NONE, ret, "failed to _build_src_check_params_and_get_ini_source()");
+
+ if (!(funnel = gst_bin_get_by_name(source->bin, "funnel"))) {
+ if (!(funnel = _create_element(DEFAULT_ELEMENT_RTP_FUNNEL, "funnel")))
+ goto exit;
+ if (!(capsfilter = _create_element(DEFAULT_ELEMENT_CAPSFILTER, "funnelCapsfilter"))) {
+ gst_object_unref(funnel);
+ goto exit;
+ }
+ if (!gst_bin_add(source->bin, funnel)) {
+ LOG_ERROR("failed to gst_bin_add(), funnel");
+ goto exit;
+ }
+ if (!gst_bin_add(source->bin, capsfilter)) {
+ LOG_ERROR("failed to gst_bin_add(), capsfilter");
+ goto exit;
+ }
+ if (!gst_element_link(funnel, capsfilter)) {
+ LOG_ERROR("failed to gst_element_link()");
+ goto exit;
+ }
+ }
+
+ tb_userdata.funnel = funnel;
+ g_hash_table_foreach(source->av[av_idx].encodings, __create_and_link_elements_foreach_cb, (gpointer)(&tb_userdata));
+ if (tb_userdata.error_occurred)
+ goto exit;
+
+ if (!gst_pad_is_linked(source->av[av_idx].src_pad)) {
+ if (_set_ghost_pad_target(source->av[av_idx].src_pad, capsfilter, true) != WEBRTC_ERROR_NONE)
+ goto exit;
+
+ if (_link_source_with_webrtcbin(source, webrtc->gst.webrtcbin) != WEBRTC_ERROR_NONE)
+ goto exit;
+ }
+
+ if (!capsfilter)
+ capsfilter = gst_bin_get_by_name(source->bin, "funnelCapsfilter");
+ ASSERT(capsfilter);
+ caps = _create_simulcast_caps(source, true, is_audio);
+ g_object_set(capsfilter, "caps", caps, NULL);
+ gst_clear_caps(&caps);
+
+ /* NOTE: 'mid' is set after linking with webrtcbin, therefore setting header extensions are placed here. */
+ g_hash_table_foreach(source->av[av_idx].encodings, __add_rtp_header_extensions_foreach_cb, (gpointer)(&tb_userdata));
+
+ if (source->av[av_idx].src_pad_probe_id == 0)
+ _add_probe_to_pad_for_pause(source, av_idx, source->av[av_idx].src_pad, _payloaded_data_probe_cb);
+
+ return WEBRTC_ERROR_NONE;
+
+exit:
+ SAFE_GST_OBJECT_UNREF(funnel);
+ SAFE_GST_OBJECT_UNREF(capsfilter);
+
+ return WEBRTC_ERROR_INVALID_OPERATION;
+}
+
+GstCaps *_create_simulcast_caps(webrtc_gst_slot_s *source, bool is_send, bool is_audio)
+{
+ GstStructure *s;
+ GstCaps *caps;
+ GString *simulcast_value;
+ g_autofree gchar *simulcast_attr = NULL;
+ gchar *extmap_key;
+ gchar *rid_key;
+ unsigned int ext_mid = 1;
+ unsigned int ext_stream_id = 2;
+ unsigned int ext_repaired_stream_id = 3;
+ int av_idx = is_audio ? AV_IDX_AUDIO : AV_IDX_VIDEO;
+ GHashTableIter iter;
+ gpointer key, value;
+ int count = 0;
+
+ RET_VAL_IF(source == NULL, NULL, "source is NULL");
+
+ caps = _make_rtp_caps_with_encoding(source, is_audio);
+ s = gst_caps_get_structure(caps, 0);
+
+ extmap_key = g_strdup_printf("extmap-%u", ext_mid);
+ gst_structure_set(s,
+ "a-mid", G_TYPE_STRING, source->av[av_idx].mid,
+ extmap_key, G_TYPE_STRING, RTPHDREXT_MID,
+ NULL);
+ g_free(extmap_key);
+
+ simulcast_value = g_string_new(is_send ? "send" : "recv");
+ g_string_append_c(simulcast_value, ' ');
+
+ g_hash_table_iter_init(&iter, source->av[av_idx].encodings);
+ while (g_hash_table_iter_next(&iter, &key, &value)) {
+ rid_key = g_strdup_printf("rid-%s", (gchar *)key);
+ gst_structure_set(s, rid_key, G_TYPE_STRING, is_send ? "send" : "recv", NULL);
+ if (count++ > 0)
+ g_string_append_c(simulcast_value, ';');
+ g_string_append(simulcast_value, (gchar *)key);
+ g_free(rid_key);
+ }
+
+ simulcast_attr = g_string_free(simulcast_value, FALSE);
+ extmap_key = g_strdup_printf("extmap-%u", ext_stream_id);
+ gst_structure_set(s,
+ extmap_key, G_TYPE_STRING, RTPHDREXT_STREAM_ID,
+ "a-simulcast", G_TYPE_STRING, simulcast_attr,
+ NULL);
+ g_free(extmap_key);
+
+ extmap_key = g_strdup_printf("extmap-%u", ext_repaired_stream_id);
+ gst_structure_set(s,
+ extmap_key, G_TYPE_STRING, RTPHDREXT_REPAIRED_STREAM_ID,
+ NULL);
+ g_free(extmap_key);
+
+ return caps;
+}
+//LCOV_EXCL_STOP
}
}
+GstCaps *_make_rtp_caps_with_encoding(webrtc_gst_slot_s *source, bool is_audio)
+{
+ GstCaps *caps = NULL;
+ rtp_payload_info_s *payload_info = NULL;
+ int av_idx = is_audio ? AV_IDX_AUDIO : AV_IDX_VIDEO;
+
+ RET_VAL_IF(source == NULL, NULL, "source is NULL");
+
+ if ((payload_info = __get_payload_info_by_encoding_name(source->av[av_idx].codec))) {
+ caps = __make_transceiver_caps_with_pt(payload_info, source->av[av_idx].pt);
+ PRINT_CAPS(caps, "caps_with_encoding");
+ }
+
+ return caps;
+}
+
static rtp_payload_info_s * __get_payload_info(webrtc_transceiver_codec_e codec)
{
int i = 0;
return WEBRTC_ERROR_NONE;
}
+
+int _add_transceiver_encoding(webrtc_s *webrtc, unsigned int source_id, webrtc_media_type_e media_type, const char *rid, int target_bitrate, int width, int height)
+{
+ int ret;
+ webrtc_gst_slot_s *source;
+ int av_idx = (media_type == WEBRTC_MEDIA_TYPE_AUDIO) ? AV_IDX_AUDIO : AV_IDX_VIDEO;
+ int ssrc;
+
+ RET_VAL_IF(webrtc == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "webrtc is NULL");
+ RET_VAL_IF((source = _get_slot_by_id(webrtc->gst.source_slots, source_id)) == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "source is NULL");
+ RET_VAL_IF((source->type > WEBRTC_MEDIA_SOURCE_TYPE_MIC), WEBRTC_ERROR_INVALID_PARAMETER, "not supported media source type[%d]", source->type);
+ RET_VAL_IF(rid == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "rid is NULL");
+
+ if ((media_type == WEBRTC_MEDIA_TYPE_AUDIO && !(source->media_types & MEDIA_TYPE_AUDIO)) ||
+ (media_type == WEBRTC_MEDIA_TYPE_VIDEO && !(source->media_types & MEDIA_TYPE_VIDEO))) {
+ LOG_ERROR("invalid media_type[%d]", media_type);
+ return WEBRTC_ERROR_INVALID_PARAMETER;
+ }
+
+ if (media_type == WEBRTC_MEDIA_TYPE_AUDIO)
+ LOG_DEBUG("media_type is AUDIO, skip width[%d] height[%d] parameters", width, height);
+
+ ret = _add_source_encoding(source, av_idx, rid, target_bitrate, width, height, &ssrc);
+ if (ret != WEBRTC_ERROR_NONE)
+ return ret;
+
+ switch (source->type) {
+ case WEBRTC_MEDIA_SOURCE_TYPE_AUDIOTEST:
+ case WEBRTC_MEDIA_SOURCE_TYPE_MIC:
+ ret = _build_audiosrc(webrtc, source, source->type == WEBRTC_MEDIA_SOURCE_TYPE_MIC, ssrc);
+ break;
+ case WEBRTC_MEDIA_SOURCE_TYPE_VIDEOTEST:
+ ret = _build_videotestsrc(webrtc, source, ssrc);
+ break;
+ default:
+ /* TODO: support other types */
+ LOG_ERROR_IF_REACHED("type(%d)", source->type);
+ return WEBRTC_ERROR_INVALID_PARAMETER;
+ }
+
+ return _set_transceiver_direction(webrtc, source_id, media_type, WEBRTC_TRANSCEIVER_DIRECTION_SENDONLY);
+}
+
+int _remove_transceiver_encoding(webrtc_s *webrtc, unsigned int source_id, webrtc_media_type_e media_type, const char *rid)
+{
+ webrtc_gst_slot_s *source;
+ int av_idx = (media_type == WEBRTC_MEDIA_TYPE_AUDIO) ? AV_IDX_AUDIO : AV_IDX_VIDEO;
+
+ RET_VAL_IF(webrtc == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "webrtc is NULL");
+ RET_VAL_IF((source = _get_slot_by_id(webrtc->gst.source_slots, source_id)) == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "source is NULL");
+ RET_VAL_IF(rid == NULL, WEBRTC_ERROR_INVALID_PARAMETER, "rid is NULL");
+
+ if ((media_type == WEBRTC_MEDIA_TYPE_AUDIO && !(source->media_types & MEDIA_TYPE_AUDIO)) ||
+ (media_type == WEBRTC_MEDIA_TYPE_VIDEO && !(source->media_types & MEDIA_TYPE_VIDEO))) {
+ LOG_ERROR("invalid media_type[%d]", media_type);
+ return WEBRTC_ERROR_INVALID_PARAMETER;
+ }
+
+ return _remove_source_encoding(source, av_idx, rid);
+}
projects / platform / core / api / webrtc.git / commitdiff