static void gst_wavpack_enc_set_wp_config (GstWavpackEnc * enc) { enc->wp_config = g_new0 (WavpackConfig, 1); /* set general stream informations in the WavpackConfig */ enc->wp_config->bytes_per_sample = GST_ROUND_UP_8 (enc->depth) / 8; enc->wp_config->bits_per_sample = enc->depth; enc->wp_config->num_channels = enc->channels; enc->wp_config->channel_mask = enc->channel_mask; enc->wp_config->sample_rate = enc->samplerate; /* * Set parameters in WavpackConfig */ /* Encoding mode */ switch (enc->mode) { #if 0 case GST_WAVPACK_ENC_MODE_VERY_FAST: enc->wp_config->flags |= CONFIG_VERY_FAST_FLAG; enc->wp_config->flags |= CONFIG_FAST_FLAG; break; #endif case GST_WAVPACK_ENC_MODE_FAST: enc->wp_config->flags |= CONFIG_FAST_FLAG; break; case GST_WAVPACK_ENC_MODE_DEFAULT: break; case GST_WAVPACK_ENC_MODE_HIGH: enc->wp_config->flags |= CONFIG_HIGH_FLAG; break; #ifndef WAVPACK_OLD_API case GST_WAVPACK_ENC_MODE_VERY_HIGH: enc->wp_config->flags |= CONFIG_HIGH_FLAG; enc->wp_config->flags |= CONFIG_VERY_HIGH_FLAG; break; #endif } /* Bitrate, enables lossy mode */ if (enc->bitrate) { enc->wp_config->flags |= CONFIG_HYBRID_FLAG; enc->wp_config->flags |= CONFIG_BITRATE_KBPS; enc->wp_config->bitrate = enc->bitrate / 1000.0; } else if (enc->bps) { enc->wp_config->flags |= CONFIG_HYBRID_FLAG; enc->wp_config->bitrate = enc->bps; } /* Correction Mode, only in lossy mode */ if (enc->wp_config->flags & CONFIG_HYBRID_FLAG) { if (enc->correction_mode > GST_WAVPACK_CORRECTION_MODE_OFF) { GstCaps *caps = gst_caps_new_simple ("audio/x-wavpack-correction", "framed", G_TYPE_BOOLEAN, TRUE, NULL); enc->wvcsrcpad = gst_pad_new_from_static_template (&wvcsrc_factory, "wvcsrc"); /* try to add correction src pad, don't set correction mode on failure */ GST_DEBUG_OBJECT (enc, "Adding correction pad with caps %" GST_PTR_FORMAT, caps); if (!gst_pad_set_caps (enc->wvcsrcpad, caps)) { enc->correction_mode = 0; GST_WARNING_OBJECT (enc, "setting correction caps failed"); } else { gst_pad_use_fixed_caps (enc->wvcsrcpad); gst_pad_set_active (enc->wvcsrcpad, TRUE); gst_element_add_pad (GST_ELEMENT (enc), enc->wvcsrcpad); enc->wp_config->flags |= CONFIG_CREATE_WVC; if (enc->correction_mode == GST_WAVPACK_CORRECTION_MODE_OPTIMIZED) { enc->wp_config->flags |= CONFIG_OPTIMIZE_WVC; } } gst_caps_unref (caps); } } else { if (enc->correction_mode > GST_WAVPACK_CORRECTION_MODE_OFF) { enc->correction_mode = 0; GST_WARNING_OBJECT (enc, "setting correction mode only has " "any effect if a bitrate is provided."); } } gst_element_no_more_pads (GST_ELEMENT (enc)); /* MD5, setup MD5 context */ if ((enc->md5) && !(enc->md5_context)) { enc->wp_config->flags |= CONFIG_MD5_CHECKSUM; enc->md5_context = g_checksum_new (G_CHECKSUM_MD5); } /* Extra encode processing */ if (enc->extra_processing) { enc->wp_config->flags |= CONFIG_EXTRA_MODE; enc->wp_config->xmode = enc->extra_processing; } /* Joint stereo mode */ switch (enc->joint_stereo_mode) { case GST_WAVPACK_JS_MODE_AUTO: break; case GST_WAVPACK_JS_MODE_LEFT_RIGHT: enc->wp_config->flags |= CONFIG_JOINT_OVERRIDE; enc->wp_config->flags &= ~CONFIG_JOINT_STEREO; break; case GST_WAVPACK_JS_MODE_MID_SIDE: enc->wp_config->flags |= (CONFIG_JOINT_OVERRIDE | CONFIG_JOINT_STEREO); break; } }
static void _setup_test (gboolean link_h264, gboolean link_yuy2, gboolean link_nv12, gboolean link_jpg) { GstBus *bus = gst_bus_new (); GstPad *sinkpad, *h264pad, *yuy2pad, *nv12pad, *jpgpad; have_h264_eos = have_yuy2_eos = have_nv12_eos = have_jpg_eos = FALSE; buffer_h264 = buffer_yuy2 = buffer_nv12 = buffer_jpg = NULL; demux = gst_element_factory_make ("uvch264_mjpgdemux", NULL); fail_unless (demux != NULL); gst_element_set_bus (demux, bus); gst_bus_set_sync_handler (bus, _bus_sync_handler, NULL); mjpg_pad = gst_pad_new_from_static_template (&mjpg_template, "src"); fail_unless (mjpg_pad != NULL); sinkpad = gst_element_get_static_pad (demux, "sink"); fail_unless (sinkpad != NULL); fail_unless (gst_pad_link (mjpg_pad, sinkpad) == GST_PAD_LINK_OK); gst_object_unref (sinkpad); gst_pad_set_active (mjpg_pad, TRUE); if (link_h264) { h264pad = gst_element_get_static_pad (demux, "h264"); fail_unless (h264pad != NULL); h264_pad = gst_pad_new_from_static_template (&sink_template, "h264"); fail_unless (h264_pad != NULL); gst_pad_set_chain_function (h264_pad, _sink_h264_chain); gst_pad_set_event_function (h264_pad, _sink_h264_event); fail_unless (gst_pad_link (h264pad, h264_pad) == GST_PAD_LINK_OK); gst_object_unref (h264pad); gst_pad_set_active (h264_pad, TRUE); } if (link_yuy2) { yuy2pad = gst_element_get_static_pad (demux, "yuy2"); fail_unless (yuy2pad != NULL); yuy2_pad = gst_pad_new_from_static_template (&sink_template, "yuy2"); fail_unless (yuy2_pad != NULL); gst_pad_set_chain_function (yuy2_pad, _sink_yuy2_chain); gst_pad_set_event_function (yuy2_pad, _sink_yuy2_event); fail_unless (gst_pad_link (yuy2pad, yuy2_pad) == GST_PAD_LINK_OK); gst_object_unref (yuy2pad); gst_pad_set_active (yuy2_pad, TRUE); } if (link_nv12) { nv12pad = gst_element_get_static_pad (demux, "nv12"); fail_unless (nv12pad != NULL); nv12_pad = gst_pad_new_from_static_template (&sink_template, "nv12"); fail_unless (nv12_pad != NULL); gst_pad_set_chain_function (nv12_pad, _sink_nv12_chain); gst_pad_set_event_function (nv12_pad, _sink_nv12_event); fail_unless (gst_pad_link (nv12pad, nv12_pad) == GST_PAD_LINK_OK); gst_object_unref (nv12pad); gst_pad_set_active (nv12_pad, TRUE); } if (link_jpg) { jpgpad = gst_element_get_static_pad (demux, "jpeg"); fail_unless (jpgpad != NULL); jpg_pad = gst_pad_new_from_static_template (&sink_template, "jpeg"); fail_unless (jpg_pad != NULL); gst_pad_set_chain_function (jpg_pad, _sink_jpg_chain); gst_pad_set_event_function (jpg_pad, _sink_jpg_event); fail_unless (gst_pad_link (jpgpad, jpg_pad) == GST_PAD_LINK_OK); gst_object_unref (jpgpad); gst_pad_set_active (jpg_pad, TRUE); } gst_element_set_state (demux, GST_STATE_PLAYING); }
/* initialize the new element * instantiate pads and add them to element * set pad callback functions * initialize instance structure */ static void gst_motion_cells_init (GstMotioncells * filter, GstMotioncellsClass * gclass) { filter->propset_mutex = g_mutex_new (); filter->sinkpad = gst_pad_new_from_static_template (&sink_factory, "sink"); gst_pad_set_setcaps_function (filter->sinkpad, GST_DEBUG_FUNCPTR (gst_motion_cells_set_caps)); gst_pad_set_getcaps_function (filter->sinkpad, GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps)); gst_pad_set_chain_function (filter->sinkpad, GST_DEBUG_FUNCPTR (gst_motion_cells_chain)); filter->srcpad = gst_pad_new_from_static_template (&src_factory, "src"); gst_pad_set_getcaps_function (filter->srcpad, GST_DEBUG_FUNCPTR (gst_pad_proxy_getcaps)); gst_element_add_pad (GST_ELEMENT (filter), filter->sinkpad); gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad); filter->display = TRUE; filter->calculate_motion = TRUE; filter->prevgridx = 0; filter->prevgridy = 0; filter->gridx = GRID_DEF; filter->gridy = GRID_DEF; filter->gap = GAP_DEF; filter->postnomotion = POST_NO_MOTION_DEF; filter->minimum_motion_frames = MINIMUM_MOTION_FRAMES_DEF; filter->prev_datafile = g_strdup (NULL); filter->cur_datafile = g_strdup (NULL); filter->basename_datafile = g_strdup (NULL); filter->datafile_extension = g_strdup (DEF_DATAFILEEXT); filter->sensitivity = SENSITIVITY_DEFAULT; filter->threshold = THRESHOLD_DEFAULT; filter->motionmaskcoord_count = 0; filter->motionmaskcoords = NULL; filter->motionmaskcells_count = 0; filter->motionmaskcellsidx = NULL; filter->motioncellscolor = g_new0 (cellscolor, 1); filter->motioncellscolor->R_channel_value = 255; filter->motioncellscolor->G_channel_value = 255; filter->motioncellscolor->B_channel_value = 0; filter->motioncellsidx = NULL; filter->motioncells_count = 0; filter->motion_begin_timestamp = 0; filter->last_motion_timestamp = 0; filter->last_nomotion_notified = 0; filter->consecutive_motion = 0; filter->motion_timestamp = 0; filter->prev_buff_timestamp = 0; filter->cur_buff_timestamp = 0; filter->diff_timestamp = -1; gettimeofday (&filter->tv, NULL); filter->starttime = 1000 * filter->tv.tv_sec; filter->previous_motion = false; filter->changed_datafile = false; filter->postallmotion = false; filter->usealpha = true; filter->firstdatafile = false; filter->firstgridx = true; filter->firstgridy = true; filter->changed_gridx = false; filter->changed_gridy = false; filter->firstframe = true; filter->changed_startime = false; filter->sent_init_error_msg = false; filter->sent_save_error_msg = false; filter->thickness = THICKNESS_DEF; filter->datafileidx = 0; g_mutex_lock (filter->propset_mutex); filter->id = instanceCounter; motion_cells_init (); g_mutex_unlock (filter->propset_mutex); }
static void test_basic (const gchar * elem_name, int count, check_cb cb) { GstElement *rtpmux = NULL; GstPad *reqpad1 = NULL; GstPad *reqpad2 = NULL; GstPad *src1 = NULL; GstPad *src2 = NULL; GstPad *sink = NULL; GstBuffer *inbuf = NULL; GstCaps *src1caps = NULL; GstCaps *src2caps = NULL; GstCaps *sinkcaps = NULL; GstCaps *caps; int i; rtpmux = gst_check_setup_element (elem_name); reqpad1 = gst_element_get_request_pad (rtpmux, "sink_1"); fail_unless (reqpad1 != NULL); reqpad2 = gst_element_get_request_pad (rtpmux, "sink_2"); fail_unless (reqpad2 != NULL); sink = gst_check_setup_sink_pad_by_name (rtpmux, &sinktemplate, "src"); src1 = gst_pad_new_from_static_template (&srctemplate, "src"); src2 = gst_pad_new_from_static_template (&srctemplate, "src"); fail_unless (gst_pad_link (src1, reqpad1) == GST_PAD_LINK_OK); fail_unless (gst_pad_link (src2, reqpad2) == GST_PAD_LINK_OK); gst_pad_set_getcaps_function (src1, getcaps_func); gst_pad_set_getcaps_function (src2, getcaps_func); gst_pad_set_getcaps_function (sink, getcaps_func); gst_pad_set_setcaps_function (sink, setcaps_func); g_object_set_data (G_OBJECT (src1), "caps", &src1caps); g_object_set_data (G_OBJECT (src2), "caps", &src2caps); g_object_set_data (G_OBJECT (sink), "caps", &sinkcaps); src1caps = gst_caps_new_simple ("application/x-rtp", "clock-rate", G_TYPE_INT, 1, "ssrc", G_TYPE_UINT, 11, NULL); src2caps = gst_caps_new_simple ("application/x-rtp", "clock-rate", G_TYPE_INT, 2, "ssrc", G_TYPE_UINT, 12, NULL); sinkcaps = gst_caps_new_simple ("application/x-rtp", "clock-rate", G_TYPE_INT, 3, "ssrc", G_TYPE_UINT, 13, NULL); caps = gst_pad_peer_get_caps (src1); fail_unless (gst_caps_is_empty (caps)); gst_caps_unref (caps); gst_caps_set_simple (src2caps, "clock-rate", G_TYPE_INT, 3, NULL); caps = gst_pad_peer_get_caps (src1); fail_unless (gst_caps_is_equal (caps, sinkcaps)); gst_caps_unref (caps); g_object_set (rtpmux, "seqnum-offset", 100, "timestamp-offset", 1000, "ssrc", 55, NULL); fail_unless (gst_element_set_state (rtpmux, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS); gst_pad_set_active (sink, TRUE); gst_pad_set_active (src1, TRUE); gst_pad_set_active (src2, TRUE); gst_caps_set_simple (sinkcaps, "payload", G_TYPE_INT, 98, "seqnum-base", G_TYPE_UINT, 100, "clock-base", G_TYPE_UINT, 1000, "ssrc", G_TYPE_UINT, 66, NULL); caps = gst_caps_new_simple ("application/x-rtp", "payload", G_TYPE_INT, 98, "clock-rate", G_TYPE_INT, 3, "seqnum-base", G_TYPE_UINT, 56, "clock-base", G_TYPE_UINT, 57, "ssrc", G_TYPE_UINT, 66, NULL); fail_unless (gst_pad_set_caps (src1, caps)); for (i = 0; i < count; i++) { inbuf = gst_rtp_buffer_new_allocate (10, 0, 0); gst_buffer_set_caps (inbuf, caps); gst_rtp_buffer_set_version (inbuf, 2); gst_rtp_buffer_set_payload_type (inbuf, 98); gst_rtp_buffer_set_ssrc (inbuf, 44); gst_rtp_buffer_set_timestamp (inbuf, 200 + i); gst_rtp_buffer_set_seq (inbuf, 2000 + i); fail_unless (gst_pad_push (src1, inbuf) == GST_FLOW_OK); cb (src2, i); g_list_foreach (buffers, (GFunc) gst_buffer_unref, NULL); g_list_free (buffers); buffers = NULL; } gst_pad_set_active (sink, FALSE); gst_pad_set_active (src1, FALSE); gst_pad_set_active (src2, FALSE); fail_unless (gst_element_set_state (rtpmux, GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS); gst_check_teardown_pad_by_name (rtpmux, "src"); gst_object_unref (reqpad1); gst_object_unref (reqpad2); gst_check_teardown_pad_by_name (rtpmux, "sink_1"); gst_check_teardown_pad_by_name (rtpmux, "sink_2"); gst_element_release_request_pad (rtpmux, reqpad1); gst_element_release_request_pad (rtpmux, reqpad2); gst_caps_unref (caps); gst_caps_replace (&src1caps, NULL); gst_caps_replace (&src2caps, NULL); gst_caps_replace (&sinkcaps, NULL); gst_check_teardown_element (rtpmux); }
static GstElement * gst_auto_convert_add_element (GstAutoConvert * autoconvert, GstElementFactory * factory) { GstElement *element = NULL; GstPad *internal_sinkpad = NULL; GstPad *internal_srcpad = NULL; GstPad *sinkpad = NULL; GstPad *srcpad = NULL; GstPadLinkReturn padlinkret; GST_DEBUG_OBJECT (autoconvert, "Adding element %s to the autoconvert bin", gst_plugin_feature_get_name (GST_PLUGIN_FEATURE (factory))); element = gst_element_factory_create (factory, NULL); if (!element) return NULL; if (!gst_bin_add (GST_BIN (autoconvert), element)) { GST_ERROR_OBJECT (autoconvert, "Could not add element %s to the bin", GST_OBJECT_NAME (element)); gst_object_unref (element); return NULL; } srcpad = get_pad_by_direction (element, GST_PAD_SRC); if (!srcpad) { GST_ERROR_OBJECT (autoconvert, "Could not find source in %s", GST_OBJECT_NAME (element)); goto error; } sinkpad = get_pad_by_direction (element, GST_PAD_SINK); if (!sinkpad) { GST_ERROR_OBJECT (autoconvert, "Could not find sink in %s", GST_OBJECT_NAME (element)); goto error; } internal_sinkpad = gst_pad_new_from_static_template (&sink_internal_template, "sink_internal"); internal_srcpad = gst_pad_new_from_static_template (&src_internal_template, "src_internal"); if (!internal_sinkpad || !internal_srcpad) { GST_ERROR_OBJECT (autoconvert, "Could not create internal pads"); if (internal_srcpad) gst_object_unref (internal_srcpad); if (internal_sinkpad) gst_object_unref (internal_sinkpad); goto error; } g_object_weak_ref (G_OBJECT (element), (GWeakNotify) gst_object_unref, internal_sinkpad); g_object_weak_ref (G_OBJECT (element), (GWeakNotify) gst_object_unref, internal_srcpad); gst_pad_set_active (internal_sinkpad, TRUE); gst_pad_set_active (internal_srcpad, TRUE); g_object_set_qdata (G_OBJECT (internal_srcpad), parent_quark, autoconvert); g_object_set_qdata (G_OBJECT (internal_sinkpad), parent_quark, autoconvert); gst_pad_set_chain_function (internal_sinkpad, GST_DEBUG_FUNCPTR (gst_auto_convert_internal_sink_chain)); gst_pad_set_chain_list_function (internal_sinkpad, GST_DEBUG_FUNCPTR (gst_auto_convert_internal_sink_chain_list)); gst_pad_set_event_function (internal_sinkpad, GST_DEBUG_FUNCPTR (gst_auto_convert_internal_sink_event)); gst_pad_set_query_function (internal_sinkpad, GST_DEBUG_FUNCPTR (gst_auto_convert_internal_sink_query)); gst_pad_set_event_function (internal_srcpad, GST_DEBUG_FUNCPTR (gst_auto_convert_internal_src_event)); gst_pad_set_query_function (internal_srcpad, GST_DEBUG_FUNCPTR (gst_auto_convert_internal_src_query)); padlinkret = gst_pad_link_full (internal_srcpad, sinkpad, GST_PAD_LINK_CHECK_NOTHING); if (GST_PAD_LINK_FAILED (padlinkret)) { GST_WARNING_OBJECT (autoconvert, "Could not links pad %s:%s to %s:%s" " for reason %d", GST_DEBUG_PAD_NAME (internal_srcpad), GST_DEBUG_PAD_NAME (sinkpad), padlinkret); goto error; } padlinkret = gst_pad_link_full (srcpad, internal_sinkpad, GST_PAD_LINK_CHECK_NOTHING); if (GST_PAD_LINK_FAILED (padlinkret)) { GST_WARNING_OBJECT (autoconvert, "Could not links pad %s:%s to %s:%s" " for reason %d", GST_DEBUG_PAD_NAME (internal_srcpad), GST_DEBUG_PAD_NAME (sinkpad), padlinkret); goto error; } g_object_set_qdata (G_OBJECT (element), internal_srcpad_quark, internal_srcpad); g_object_set_qdata (G_OBJECT (element), internal_sinkpad_quark, internal_sinkpad); /* Iffy */ gst_element_sync_state_with_parent (element); /* Increment the reference count we will return to the caller */ gst_object_ref (element); /* unref sink and src pad */ gst_object_unref (srcpad); gst_object_unref (sinkpad); return element; error: gst_element_set_locked_state (element, TRUE); gst_element_set_state (element, GST_STATE_NULL); gst_bin_remove (GST_BIN (autoconvert), element); if (srcpad) gst_object_unref (srcpad); if (sinkpad) gst_object_unref (sinkpad); return NULL; }
static void gst_decklink_sink_init (GstDecklinkSink * decklinksink) { GstDecklinkSinkClass *decklinksink_class; decklinksink_class = GST_DECKLINK_SINK_GET_CLASS (decklinksink_class); decklinksink->videosinkpad = gst_pad_new_from_template (gst_element_class_get_pad_template (GST_ELEMENT_CLASS (decklinksink_class), "videosink"), "videosink"); gst_pad_set_chain_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_chain)); gst_pad_set_event_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_event)); gst_pad_set_query_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_query)); gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->videosinkpad); decklinksink->audiosinkpad = gst_pad_new_from_static_template (&gst_decklink_sink_audiosink_template, "audiosink"); gst_pad_set_chain_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_chain)); gst_pad_set_event_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_event)); gst_pad_set_query_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_query)); gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->audiosinkpad); GST_OBJECT_FLAG_SET (decklinksink, GST_ELEMENT_FLAG_SINK); g_cond_init (&decklinksink->cond); g_mutex_init (&decklinksink->mutex); g_mutex_init (&decklinksink->audio_mutex); g_cond_init (&decklinksink->audio_cond); decklinksink->mode = GST_DECKLINK_MODE_NTSC; decklinksink->device = 0; decklinksink->callback = new Output; decklinksink->callback->decklinksink = decklinksink; #ifdef _MSC_VER g_mutex_init (&decklinksink->com_init_lock); g_mutex_init (&decklinksink->com_deinit_lock); g_cond_init (&decklinksink->com_initialized); g_cond_init (&decklinksink->com_uninitialize); g_cond_init (&decklinksink->com_uninitialized); g_mutex_lock (&decklinksink->com_init_lock); /* create the COM initialization thread */ g_thread_create ((GThreadFunc) gst_decklink_sink_com_thread, decklinksink, FALSE, NULL); /* wait until the COM thread signals that COM has been initialized */ g_cond_wait (&decklinksink->com_initialized, &decklinksink->com_init_lock); g_mutex_unlock (&decklinksink->com_init_lock); #endif /* _MSC_VER */ }
static GstMultipartPad * gst_multipart_find_pad_by_mime (GstMultipartDemux * demux, gchar * mime, gboolean * created) { GSList *walk; walk = demux->srcpads; while (walk) { GstMultipartPad *pad = (GstMultipartPad *) walk->data; if (!strcmp (pad->mime, mime)) { if (created) { *created = FALSE; } return pad; } walk = walk->next; } /* pad not found, create it */ { GstPad *pad; GstMultipartPad *mppad; gchar *name; const gchar *capsname; GstCaps *caps; mppad = g_new0 (GstMultipartPad, 1); GST_DEBUG_OBJECT (demux, "creating pad with mime: %s", mime); name = g_strdup_printf ("src_%d", demux->numpads); pad = gst_pad_new_from_static_template (&multipart_demux_src_template_factory, name); g_free (name); /* take the mime type, convert it to the caps name */ capsname = gst_multipart_demux_get_gstname (demux, mime); caps = gst_caps_from_string (capsname); GST_DEBUG_OBJECT (demux, "caps for pad: %s", capsname); gst_pad_use_fixed_caps (pad); gst_pad_set_caps (pad, caps); gst_caps_unref (caps); mppad->pad = pad; mppad->mime = g_strdup (mime); mppad->last_ret = GST_FLOW_OK; demux->srcpads = g_slist_prepend (demux->srcpads, mppad); demux->numpads++; gst_pad_set_active (pad, TRUE); gst_element_add_pad (GST_ELEMENT_CAST (demux), pad); if (created) { *created = TRUE; } if (demux->singleStream) { gst_element_no_more_pads (GST_ELEMENT_CAST (demux)); } return mppad; } }
static void gst_decklink_src_init (GstDecklinkSrc * decklinksrc, GstDecklinkSrcClass * decklinksrc_class) { g_static_rec_mutex_init (&decklinksrc->task_mutex); decklinksrc->task = gst_task_create (gst_decklink_src_task, decklinksrc); gst_task_set_lock (decklinksrc->task, &decklinksrc->task_mutex); decklinksrc->audiosrcpad = gst_pad_new_from_static_template (&gst_decklink_src_audio_src_template, "audiosrc"); gst_pad_set_getcaps_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_getcaps)); gst_pad_set_setcaps_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_setcaps)); gst_pad_set_acceptcaps_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_acceptcaps)); gst_pad_set_fixatecaps_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_fixatecaps)); gst_pad_set_activate_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activate)); gst_pad_set_activatepush_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activatepush)); gst_pad_set_activatepull_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_activatepull)); gst_pad_set_link_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_link)); gst_pad_set_getrange_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_getrange)); gst_pad_set_event_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_event)); gst_pad_set_query_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_query)); gst_pad_set_iterate_internal_links_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_iterintlink)); gst_element_add_pad (GST_ELEMENT (decklinksrc), decklinksrc->audiosrcpad); decklinksrc->videosrcpad = gst_pad_new_from_template (gst_element_class_get_pad_template (GST_ELEMENT_CLASS (decklinksrc_class), "videosrc"), "videosrc"); gst_pad_set_getcaps_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_getcaps)); gst_pad_set_setcaps_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_setcaps)); gst_pad_set_acceptcaps_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_acceptcaps)); gst_pad_set_fixatecaps_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_fixatecaps)); gst_pad_set_activate_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activate)); gst_pad_set_activatepush_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activatepush)); gst_pad_set_activatepull_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_activatepull)); gst_pad_set_link_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_link)); gst_pad_set_getrange_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_getrange)); gst_pad_set_event_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_event)); gst_pad_set_query_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_query)); gst_pad_set_iterate_internal_links_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_iterintlink)); gst_element_add_pad (GST_ELEMENT (decklinksrc), decklinksrc->videosrcpad); decklinksrc->cond = g_cond_new (); decklinksrc->mutex = g_mutex_new (); decklinksrc->copy_data = TRUE; decklinksrc->mode = GST_DECKLINK_MODE_NTSC; decklinksrc->connection = GST_DECKLINK_CONNECTION_SDI; decklinksrc->audio_connection = GST_DECKLINK_AUDIO_CONNECTION_AUTO; decklinksrc->subdevice = 0; decklinksrc->stop = FALSE; decklinksrc->dropped_frames = 0; decklinksrc->dropped_frames_old = 0; decklinksrc->frame_num = -1; /* -1 so will be 0 after incrementing */ #ifdef _MSC_VER decklinksrc->com_init_lock = g_mutex_new(); decklinksrc->com_deinit_lock = g_mutex_new(); decklinksrc->com_initialized = g_cond_new(); decklinksrc->com_uninitialize = g_cond_new(); decklinksrc->com_uninitialized = g_cond_new(); g_mutex_lock (decklinksrc->com_init_lock); /* create the COM initialization thread */ g_thread_create ((GThreadFunc)gst_decklink_src_com_thread, decklinksrc, FALSE, NULL); /* wait until the COM thread signals that COM has been initialized */ g_cond_wait (decklinksrc->com_initialized, decklinksrc->com_init_lock); g_mutex_unlock (decklinksrc->com_init_lock); #endif /* _MSC_VER */ }
/* GstElement vfuncs */ static GstPad * gst_stream_synchronizer_request_new_pad (GstElement * element, GstPadTemplate * temp, const gchar * name, const GstCaps * caps) { GstStreamSynchronizer *self = GST_STREAM_SYNCHRONIZER (element); GstStream *stream; gchar *tmp; GST_STREAM_SYNCHRONIZER_LOCK (self); GST_DEBUG_OBJECT (self, "Requesting new pad for stream %d", self->current_stream_number); stream = g_slice_new0 (GstStream); stream->transform = self; stream->stream_number = self->current_stream_number; g_cond_init (&stream->stream_finish_cond); stream->stream_start_seqnum = G_MAXUINT32; stream->segment_seqnum = G_MAXUINT32; tmp = g_strdup_printf ("sink_%u", self->current_stream_number); stream->sinkpad = gst_pad_new_from_static_template (&sinktemplate, tmp); g_free (tmp); gst_pad_set_element_private (stream->sinkpad, stream); gst_pad_set_iterate_internal_links_function (stream->sinkpad, GST_DEBUG_FUNCPTR (gst_stream_synchronizer_iterate_internal_links)); gst_pad_set_query_function (stream->sinkpad, GST_DEBUG_FUNCPTR (gst_stream_synchronizer_query)); gst_pad_set_event_function (stream->sinkpad, GST_DEBUG_FUNCPTR (gst_stream_synchronizer_sink_event)); gst_pad_set_chain_function (stream->sinkpad, GST_DEBUG_FUNCPTR (gst_stream_synchronizer_sink_chain)); tmp = g_strdup_printf ("src_%u", self->current_stream_number); stream->srcpad = gst_pad_new_from_static_template (&srctemplate, tmp); g_free (tmp); gst_pad_set_element_private (stream->srcpad, stream); gst_pad_set_iterate_internal_links_function (stream->srcpad, GST_DEBUG_FUNCPTR (gst_stream_synchronizer_iterate_internal_links)); gst_pad_set_query_function (stream->srcpad, GST_DEBUG_FUNCPTR (gst_stream_synchronizer_query)); gst_pad_set_event_function (stream->srcpad, GST_DEBUG_FUNCPTR (gst_stream_synchronizer_src_event)); gst_segment_init (&stream->segment, GST_FORMAT_UNDEFINED); self->streams = g_list_prepend (self->streams, stream); self->current_stream_number++; GST_STREAM_SYNCHRONIZER_UNLOCK (self); /* Add pads and activate unless we're going to NULL */ g_rec_mutex_lock (GST_STATE_GET_LOCK (self)); if (GST_STATE_TARGET (self) != GST_STATE_NULL) { gst_pad_set_active (stream->srcpad, TRUE); gst_pad_set_active (stream->sinkpad, TRUE); } gst_element_add_pad (GST_ELEMENT_CAST (self), stream->srcpad); gst_element_add_pad (GST_ELEMENT_CAST (self), stream->sinkpad); g_rec_mutex_unlock (GST_STATE_GET_LOCK (self)); return stream->sinkpad; }
static void gst_decklink_src_init (GstDecklinkSrc * decklinksrc) { GstDecklinkSrcClass *decklinksrc_class; decklinksrc_class = GST_DECKLINK_SRC_GET_CLASS (decklinksrc); g_rec_mutex_init (&decklinksrc->task_mutex); decklinksrc->task = gst_task_new (gst_decklink_src_task, decklinksrc, NULL); gst_task_set_lock (decklinksrc->task, &decklinksrc->task_mutex); decklinksrc->audiosrcpad = gst_pad_new_from_static_template (&gst_decklink_src_audio_src_template, "audiosrc"); gst_pad_set_query_function (decklinksrc->audiosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_audio_src_query)); gst_element_add_pad (GST_ELEMENT (decklinksrc), decklinksrc->audiosrcpad); decklinksrc->videosrcpad = gst_pad_new_from_template (gst_element_class_get_pad_template (GST_ELEMENT_CLASS (decklinksrc_class), "videosrc"), "videosrc"); gst_pad_set_query_function (decklinksrc->videosrcpad, GST_DEBUG_FUNCPTR (gst_decklink_src_video_src_query)); gst_element_add_pad (GST_ELEMENT (decklinksrc), decklinksrc->videosrcpad); g_cond_init (&decklinksrc->cond); g_mutex_init (&decklinksrc->mutex); /* FIXME: turn this into a property? */ decklinksrc->copy_data = TRUE; decklinksrc->mode = GST_DECKLINK_MODE_NTSC; decklinksrc->connection = GST_DECKLINK_CONNECTION_SDI; decklinksrc->audio_connection = GST_DECKLINK_AUDIO_CONNECTION_AUTO; decklinksrc->device = 0; decklinksrc->stop = FALSE; decklinksrc->dropped_frames = 0; decklinksrc->dropped_frames_old = 0; decklinksrc->frame_num = -1; /* -1 so will be 0 after incrementing */ #ifdef _MSC_VER g_mutex_init (&decklinksrc->com_init_lock); g_mutex_init (&decklinksrc->com_deinit_lock); g_cond_init (&decklinksrc->com_initialized); g_cond_init (&decklinksrc->com_uninitialize); g_cond_init (&decklinksrc->com_uninitialized); g_mutex_lock (&decklinksrc->com_init_lock); /* create the COM initialization thread */ g_thread_create ((GThreadFunc) gst_decklink_src_com_thread, decklinksrc, FALSE, NULL); /* wait until the COM thread signals that COM has been initialized */ g_cond_wait (&decklinksrc->com_initialized, &decklinksrc->com_init_lock); g_mutex_unlock (&decklinksrc->com_init_lock); #endif /* _MSC_VER */ GST_DEBUG_CATEGORY_INIT (gst_decklink_src_debug_category, "decklinksrc", 0, "debug category for decklinksrc element"); }
static GstFlowReturn gst_real_audio_demux_parse_header (GstRealAudioDemux * demux) { const guint8 *data; gchar *codec_name = NULL; GstCaps *caps = NULL; guint avail; g_assert (demux->ra_version == 4 || demux->ra_version == 3); avail = gst_adapter_available (demux->adapter); if (avail < 16) return GST_FLOW_OK; if (!gst_real_audio_demux_get_data_offset_from_header (demux)) return GST_FLOW_ERROR; /* shouldn't happen */ GST_DEBUG_OBJECT (demux, "data_offset = %u", demux->data_offset); if (avail + 6 < demux->data_offset) { GST_DEBUG_OBJECT (demux, "Need %u bytes, but only %u available now", demux->data_offset - 6, avail); return GST_FLOW_OK; } data = gst_adapter_peek (demux->adapter, demux->data_offset - 6); g_assert (data); switch (demux->ra_version) { case 3: demux->fourcc = GST_RM_AUD_14_4; demux->packet_size = 20; demux->sample_rate = 8000; demux->channels = 1; demux->sample_width = 16; demux->flavour = 1; demux->leaf_size = 0; demux->height = 0; break; case 4: demux->flavour = GST_READ_UINT16_BE (data + 16); /* demux->frame_size = GST_READ_UINT32_BE (data + 36); */ demux->leaf_size = GST_READ_UINT16_BE (data + 38); demux->height = GST_READ_UINT16_BE (data + 34); demux->packet_size = GST_READ_UINT32_BE (data + 18); demux->sample_rate = GST_READ_UINT16_BE (data + 42); demux->sample_width = GST_READ_UINT16_BE (data + 46); demux->channels = GST_READ_UINT16_BE (data + 48); demux->fourcc = GST_READ_UINT32_LE (data + 56); demux->pending_tags = gst_rm_utils_read_tags (data + 63, demux->data_offset - 63, gst_rm_utils_read_string8); break; default: g_assert_not_reached (); #if 0 case 5: demux->flavour = GST_READ_UINT16_BE (data + 16); /* demux->frame_size = GST_READ_UINT32_BE (data + 36); */ demux->leaf_size = GST_READ_UINT16_BE (data + 38); demux->height = GST_READ_UINT16_BE (data + 34); demux->sample_rate = GST_READ_UINT16_BE (data + 48); demux->sample_width = GST_READ_UINT16_BE (data + 52); demux->n_channels = GST_READ_UINT16_BE (data + 54); demux->fourcc = RMDEMUX_FOURCC_GET (data + 60); break; #endif } GST_INFO_OBJECT (demux, "packet_size = %u", demux->packet_size); GST_INFO_OBJECT (demux, "sample_rate = %u", demux->sample_rate); GST_INFO_OBJECT (demux, "sample_width = %u", demux->sample_width); GST_INFO_OBJECT (demux, "channels = %u", demux->channels); GST_INFO_OBJECT (demux, "fourcc = '%" GST_FOURCC_FORMAT "' (%08X)", GST_FOURCC_ARGS (demux->fourcc), demux->fourcc); switch (demux->fourcc) { case GST_RM_AUD_14_4: caps = gst_caps_new_simple ("audio/x-pn-realaudio", "raversion", G_TYPE_INT, 1, NULL); demux->byterate_num = 1000; demux->byterate_denom = 1; break; case GST_RM_AUD_28_8: /* FIXME: needs descrambling */ caps = gst_caps_new_simple ("audio/x-pn-realaudio", "raversion", G_TYPE_INT, 2, NULL); break; case GST_RM_AUD_DNET: caps = gst_caps_new_simple ("audio/x-ac3", "rate", G_TYPE_INT, demux->sample_rate, NULL); if (demux->packet_size == 0 || demux->sample_rate == 0) goto broken_file; demux->byterate_num = demux->packet_size * demux->sample_rate; demux->byterate_denom = 1536; break; /* Sipro/ACELP.NET Voice Codec (MIME unknown) */ case GST_RM_AUD_SIPR: caps = gst_caps_new_simple ("audio/x-sipro", NULL); break; default: GST_WARNING_OBJECT (demux, "unknown fourcc %08X", demux->fourcc); break; } if (caps == NULL) goto unknown_fourcc; gst_caps_set_simple (caps, "flavor", G_TYPE_INT, demux->flavour, "rate", G_TYPE_INT, demux->sample_rate, "channels", G_TYPE_INT, demux->channels, "width", G_TYPE_INT, demux->sample_width, "leaf_size", G_TYPE_INT, demux->leaf_size, "packet_size", G_TYPE_INT, demux->packet_size, "height", G_TYPE_INT, demux->height, NULL); GST_INFO_OBJECT (demux, "Adding source pad, caps %" GST_PTR_FORMAT, caps); demux->srcpad = gst_pad_new_from_static_template (&src_template, "src"); gst_pad_use_fixed_caps (demux->srcpad); gst_pad_set_caps (demux->srcpad, caps); codec_name = gst_pb_utils_get_codec_description (caps); gst_caps_unref (caps); gst_pad_set_event_function (demux->srcpad, GST_DEBUG_FUNCPTR (gst_real_audio_demux_src_event)); gst_pad_set_query_function (demux->srcpad, GST_DEBUG_FUNCPTR (gst_real_audio_demux_src_query)); gst_pad_set_active (demux->srcpad, TRUE); gst_element_add_pad (GST_ELEMENT (demux), demux->srcpad); if (demux->byterate_num > 0 && demux->byterate_denom > 0) { GstFormat bformat = GST_FORMAT_BYTES; gint64 size_bytes = 0; GST_INFO_OBJECT (demux, "byte rate = %u/%u = %u bytes/sec", demux->byterate_num, demux->byterate_denom, demux->byterate_num / demux->byterate_denom); if (gst_pad_query_peer_duration (demux->sinkpad, &bformat, &size_bytes)) { demux->duration = gst_real_demux_get_timestamp_from_offset (demux, size_bytes); demux->upstream_size = size_bytes; GST_INFO_OBJECT (demux, "upstream_size = %" G_GUINT64_FORMAT, demux->upstream_size); GST_INFO_OBJECT (demux, "duration = %" GST_TIME_FORMAT, GST_TIME_ARGS (demux->duration)); } } demux->need_newsegment = TRUE; if (codec_name) { if (demux->pending_tags == NULL) demux->pending_tags = gst_tag_list_new (); gst_tag_list_add (demux->pending_tags, GST_TAG_MERGE_REPLACE, GST_TAG_AUDIO_CODEC, codec_name, NULL); g_free (codec_name); } gst_adapter_flush (demux->adapter, demux->data_offset - 6); demux->state = REAL_AUDIO_DEMUX_STATE_DATA; demux->need_newsegment = TRUE; return GST_FLOW_OK; /* ERRORS */ unknown_fourcc: { GST_ELEMENT_ERROR (GST_ELEMENT (demux), STREAM, DECODE, (NULL), ("Unknown fourcc '%" GST_FOURCC_FORMAT "'", GST_FOURCC_ARGS (demux->fourcc))); return GST_FLOW_ERROR; } broken_file: { GST_ELEMENT_ERROR (GST_ELEMENT (demux), STREAM, DECODE, (NULL), ("Broken file - invalid sample_rate or other header value")); return GST_FLOW_ERROR; } }
static GstMultipartPad * gst_multipart_find_pad_by_mime (GstMultipartDemux * demux, gchar * mime, gboolean * created) { GSList *walk; walk = demux->srcpads; while (walk) { GstMultipartPad *pad = (GstMultipartPad *) walk->data; if (!strcmp (pad->mime, mime)) { if (created) { *created = FALSE; } return pad; } walk = walk->next; } /* pad not found, create it */ { GstPad *pad; GstMultipartPad *mppad; gchar *name; const gchar *capsname; GstCaps *caps; gchar *stream_id; GstEvent *event; mppad = g_new0 (GstMultipartPad, 1); GST_DEBUG_OBJECT (demux, "creating pad with mime: %s", mime); name = g_strdup_printf ("src_%u", demux->numpads); pad = gst_pad_new_from_static_template (&multipart_demux_src_template_factory, name); g_free (name); mppad->pad = pad; mppad->mime = g_strdup (mime); mppad->last_ret = GST_FLOW_OK; mppad->last_ts = GST_CLOCK_TIME_NONE; mppad->discont = TRUE; demux->srcpads = g_slist_prepend (demux->srcpads, mppad); demux->numpads++; gst_pad_use_fixed_caps (pad); gst_pad_set_active (pad, TRUE); /* prepare and send stream-start */ if (!demux->have_group_id) { event = gst_pad_get_sticky_event (demux->sinkpad, GST_EVENT_STREAM_START, 0); if (event) { demux->have_group_id = gst_event_parse_group_id (event, &demux->group_id); gst_event_unref (event); } else if (!demux->have_group_id) { demux->have_group_id = TRUE; demux->group_id = gst_util_group_id_next (); } } stream_id = gst_pad_create_stream_id (pad, GST_ELEMENT_CAST (demux), demux->mime_type); event = gst_event_new_stream_start (stream_id); if (demux->have_group_id) gst_event_set_group_id (event, demux->group_id); gst_pad_store_sticky_event (pad, event); g_free (stream_id); gst_event_unref (event); /* take the mime type, convert it to the caps name */ capsname = gst_multipart_demux_get_gstname (demux, mime); caps = gst_caps_from_string (capsname); GST_DEBUG_OBJECT (demux, "caps for pad: %s", capsname); gst_pad_set_caps (pad, caps); gst_element_add_pad (GST_ELEMENT_CAST (demux), pad); gst_caps_unref (caps); if (created) { *created = TRUE; } if (demux->singleStream) { gst_element_no_more_pads (GST_ELEMENT_CAST (demux)); } return mppad; } }
static void gst_decklink_sink_init (GstDecklinkSink * decklinksink, GstDecklinkSinkClass * decklinksink_class) { decklinksink->videosinkpad = gst_pad_new_from_static_template (&gst_decklink_sink_videosink_template, "sink"); gst_pad_set_getcaps_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_getcaps)); gst_pad_set_setcaps_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_setcaps)); gst_pad_set_acceptcaps_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_acceptcaps)); gst_pad_set_activate_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activate)); gst_pad_set_activatepush_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activatepush)); gst_pad_set_activatepull_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_activatepull)); gst_pad_set_link_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_link)); gst_pad_set_chain_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_chain)); gst_pad_set_chain_list_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_chainlist)); gst_pad_set_event_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_event)); gst_pad_set_query_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_query)); gst_pad_set_bufferalloc_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_bufferalloc)); gst_pad_set_iterate_internal_links_function (decklinksink->videosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_videosink_iterintlink)); gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->videosinkpad); decklinksink->audiosinkpad = gst_pad_new_from_static_template (&gst_decklink_sink_audiosink_template, "audiosink"); gst_pad_set_getcaps_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_getcaps)); gst_pad_set_setcaps_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_setcaps)); gst_pad_set_acceptcaps_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_acceptcaps)); gst_pad_set_activate_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activate)); gst_pad_set_activatepush_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activatepush)); gst_pad_set_activatepull_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_activatepull)); gst_pad_set_link_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_link)); gst_pad_set_chain_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_chain)); gst_pad_set_chain_list_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_chainlist)); gst_pad_set_event_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_event)); gst_pad_set_query_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_query)); gst_pad_set_bufferalloc_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_bufferalloc)); gst_pad_set_iterate_internal_links_function (decklinksink->audiosinkpad, GST_DEBUG_FUNCPTR (gst_decklink_sink_audiosink_iterintlink)); gst_element_add_pad (GST_ELEMENT (decklinksink), decklinksink->audiosinkpad); decklinksink->cond = g_cond_new (); decklinksink->mutex = g_mutex_new (); decklinksink->audio_mutex = g_mutex_new (); decklinksink->mode = GST_DECKLINK_MODE_NTSC; decklinksink->callback = new Output; decklinksink->callback->decklinksink = decklinksink; #ifdef _MSC_VER decklinksink->com_init_lock = g_mutex_new(); decklinksink->com_deinit_lock = g_mutex_new(); decklinksink->com_initialized = g_cond_new(); decklinksink->com_uninitialize = g_cond_new(); decklinksink->com_uninitialized = g_cond_new(); g_mutex_lock (decklinksink->com_init_lock); /* create the COM initialization thread */ g_thread_create ((GThreadFunc)gst_decklink_sink_com_thread, decklinksink, FALSE, NULL); /* wait until the COM thread signals that COM has been initialized */ g_cond_wait (decklinksink->com_initialized, decklinksink->com_init_lock); g_mutex_unlock (decklinksink->com_init_lock); #endif /* _MSC_VER */ }
static void test_basic (const gchar * elem_name, const gchar * sink2, int count, check_cb cb) { GstElement *rtpmux = NULL; GstPad *reqpad1 = NULL; GstPad *reqpad2 = NULL; GstPad *src1 = NULL; GstPad *src2 = NULL; GstPad *sink = NULL; GstBuffer *inbuf = NULL; GstCaps *src1caps = NULL; GstCaps *src2caps = NULL; GstCaps *sinkcaps = NULL; GstCaps *caps; GstSegment segment; int i; rtpmux = gst_check_setup_element (elem_name); reqpad1 = gst_element_get_request_pad (rtpmux, "sink_1"); fail_unless (reqpad1 != NULL); reqpad2 = gst_element_get_request_pad (rtpmux, sink2); fail_unless (reqpad2 != NULL); sink = gst_check_setup_sink_pad_by_name (rtpmux, &sinktemplate, "src"); src1 = gst_pad_new_from_static_template (&srctemplate, "src"); src2 = gst_pad_new_from_static_template (&srctemplate, "src"); fail_unless (gst_pad_link (src1, reqpad1) == GST_PAD_LINK_OK); fail_unless (gst_pad_link (src2, reqpad2) == GST_PAD_LINK_OK); gst_pad_set_query_function (src1, query_func); gst_pad_set_query_function (src2, query_func); gst_pad_set_query_function (sink, query_func); gst_pad_set_event_function (sink, event_func); g_object_set_data (G_OBJECT (src1), "caps", &src1caps); g_object_set_data (G_OBJECT (src2), "caps", &src2caps); g_object_set_data (G_OBJECT (sink), "caps", &sinkcaps); src1caps = gst_caps_new_simple ("application/x-rtp", "clock-rate", G_TYPE_INT, 1, "ssrc", G_TYPE_UINT, 11, NULL); src2caps = gst_caps_new_simple ("application/x-rtp", "clock-rate", G_TYPE_INT, 2, "ssrc", G_TYPE_UINT, 12, NULL); sinkcaps = gst_caps_new_simple ("application/x-rtp", "clock-rate", G_TYPE_INT, 3, "ssrc", G_TYPE_UINT, 13, NULL); caps = gst_pad_peer_query_caps (src1, NULL); fail_unless (gst_caps_is_empty (caps)); gst_caps_unref (caps); gst_caps_set_simple (src2caps, "clock-rate", G_TYPE_INT, 3, NULL); caps = gst_pad_peer_query_caps (src1, NULL); gst_caps_unref (caps); g_object_set (rtpmux, "seqnum-offset", 100, "timestamp-offset", 1000, "ssrc", 55, NULL); fail_unless (gst_element_set_state (rtpmux, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS); gst_pad_set_active (sink, TRUE); gst_pad_set_active (src1, TRUE); gst_pad_set_active (src2, TRUE); fail_unless (gst_pad_push_event (src1, gst_event_new_stream_start ("stream1"))); fail_unless (gst_pad_push_event (src2, gst_event_new_stream_start ("stream2"))); gst_caps_set_simple (sinkcaps, "payload", G_TYPE_INT, 98, "seqnum-offset", G_TYPE_UINT, 100, "timestamp-offset", G_TYPE_UINT, 1000, "ssrc", G_TYPE_UINT, 66, NULL); caps = gst_caps_new_simple ("application/x-rtp", "payload", G_TYPE_INT, 98, "clock-rate", G_TYPE_INT, 3, "seqnum-offset", G_TYPE_UINT, 56, "timestamp-offset", G_TYPE_UINT, 57, "ssrc", G_TYPE_UINT, 66, NULL); fail_unless (gst_pad_set_caps (src1, caps)); gst_caps_unref (caps); caps = gst_pad_peer_query_caps (sink, NULL); fail_if (gst_caps_is_empty (caps)); gst_segment_init (&segment, GST_FORMAT_TIME); segment.start = 100000; fail_unless (gst_pad_push_event (src1, gst_event_new_segment (&segment))); segment.start = 0; fail_unless (gst_pad_push_event (src2, gst_event_new_segment (&segment))); for (i = 0; i < count; i++) { GstRTPBuffer rtpbuffer = GST_RTP_BUFFER_INIT; inbuf = gst_rtp_buffer_new_allocate (10, 0, 0); GST_BUFFER_PTS (inbuf) = i * 1000 + 100000; GST_BUFFER_DURATION (inbuf) = 1000; gst_rtp_buffer_map (inbuf, GST_MAP_WRITE, &rtpbuffer); gst_rtp_buffer_set_version (&rtpbuffer, 2); gst_rtp_buffer_set_payload_type (&rtpbuffer, 98); gst_rtp_buffer_set_ssrc (&rtpbuffer, 44); gst_rtp_buffer_set_timestamp (&rtpbuffer, 200 + i); gst_rtp_buffer_set_seq (&rtpbuffer, 2000 + i); gst_rtp_buffer_unmap (&rtpbuffer); fail_unless (gst_pad_push (src1, inbuf) == GST_FLOW_OK); if (buffers) fail_unless (GST_BUFFER_PTS (buffers->data) == i * 1000, "%lld", GST_BUFFER_PTS (buffers->data)); cb (src2, i); g_list_foreach (buffers, (GFunc) gst_buffer_unref, NULL); g_list_free (buffers); buffers = NULL; } gst_pad_set_active (sink, FALSE); gst_pad_set_active (src1, FALSE); gst_pad_set_active (src2, FALSE); fail_unless (gst_element_set_state (rtpmux, GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS); gst_check_teardown_pad_by_name (rtpmux, "src"); gst_object_unref (reqpad1); gst_object_unref (reqpad2); gst_check_teardown_pad_by_name (rtpmux, "sink_1"); gst_check_teardown_pad_by_name (rtpmux, sink2); gst_element_release_request_pad (rtpmux, reqpad1); gst_element_release_request_pad (rtpmux, reqpad2); gst_caps_unref (caps); gst_caps_replace (&src1caps, NULL); gst_caps_replace (&src2caps, NULL); gst_caps_replace (&sinkcaps, NULL); gst_check_teardown_element (rtpmux); }
static void gst_videoframe_audiolevel_init (GstVideoFrameAudioLevel * self) { self->asinkpad = gst_pad_new_from_static_template (&audio_sink_template, "asink"); gst_pad_set_chain_function (self->asinkpad, GST_DEBUG_FUNCPTR (gst_videoframe_audiolevel_asink_chain)); gst_pad_set_event_function (self->asinkpad, GST_DEBUG_FUNCPTR (gst_videoframe_audiolevel_asink_event)); gst_pad_set_iterate_internal_links_function (self->asinkpad, GST_DEBUG_FUNCPTR (gst_videoframe_audiolevel_iterate_internal_links)); gst_element_add_pad (GST_ELEMENT (self), self->asinkpad); self->vsinkpad = gst_pad_new_from_static_template (&video_sink_template, "vsink"); gst_pad_set_chain_function (self->vsinkpad, GST_DEBUG_FUNCPTR (gst_videoframe_audiolevel_vsink_chain)); gst_pad_set_event_function (self->vsinkpad, GST_DEBUG_FUNCPTR (gst_videoframe_audiolevel_vsink_event)); gst_pad_set_iterate_internal_links_function (self->vsinkpad, GST_DEBUG_FUNCPTR (gst_videoframe_audiolevel_iterate_internal_links)); gst_element_add_pad (GST_ELEMENT (self), self->vsinkpad); self->asrcpad = gst_pad_new_from_static_template (&audio_src_template, "asrc"); gst_pad_set_iterate_internal_links_function (self->asrcpad, GST_DEBUG_FUNCPTR (gst_videoframe_audiolevel_iterate_internal_links)); gst_element_add_pad (GST_ELEMENT (self), self->asrcpad); self->vsrcpad = gst_pad_new_from_static_template (&video_src_template, "vsrc"); gst_pad_set_iterate_internal_links_function (self->vsrcpad, GST_DEBUG_FUNCPTR (gst_videoframe_audiolevel_iterate_internal_links)); gst_element_add_pad (GST_ELEMENT (self), self->vsrcpad); GST_PAD_SET_PROXY_CAPS (self->asinkpad); GST_PAD_SET_PROXY_ALLOCATION (self->asinkpad); GST_PAD_SET_PROXY_CAPS (self->asrcpad); GST_PAD_SET_PROXY_SCHEDULING (self->asrcpad); GST_PAD_SET_PROXY_CAPS (self->vsinkpad); GST_PAD_SET_PROXY_ALLOCATION (self->vsinkpad); GST_PAD_SET_PROXY_CAPS (self->vsrcpad); GST_PAD_SET_PROXY_SCHEDULING (self->vsrcpad); self->adapter = gst_adapter_new (); g_queue_init (&self->vtimeq); self->first_time = GST_CLOCK_TIME_NONE; self->total_frames = 0; /* alignment_threshold and discont_wait should become properties if needed */ self->alignment_threshold = 40 * GST_MSECOND; self->discont_time = GST_CLOCK_TIME_NONE; self->next_offset = -1; self->discont_wait = 1 * GST_SECOND; self->video_eos_flag = FALSE; self->audio_flush_flag = FALSE; self->shutdown_flag = FALSE; g_mutex_init (&self->mutex); g_cond_init (&self->cond); }
static GstFlowReturn gst_cc_extractor_handle_meta (GstCCExtractor * filter, GstBuffer * buf, GstVideoCaptionMeta * meta) { GstBuffer *outbuf = NULL; GstEvent *event; gchar *captionid; GstFlowReturn flow; GST_DEBUG_OBJECT (filter, "Handling meta"); /* Check if the meta type matches the configured one */ if (filter->captionpad != NULL && meta->caption_type != filter->caption_type) { GST_ERROR_OBJECT (filter, "GstVideoCaptionMeta type changed, Not handled currently"); flow = GST_FLOW_NOT_NEGOTIATED; goto out; } if (filter->captionpad == NULL) { GstCaps *caption_caps = NULL; GstEvent *stream_event; GST_DEBUG_OBJECT (filter, "Creating new caption pad"); switch (meta->caption_type) { case GST_VIDEO_CAPTION_TYPE_CEA608_RAW: caption_caps = gst_caps_from_string ("closedcaption/x-cea-608,format=(string)raw"); break; case GST_VIDEO_CAPTION_TYPE_CEA608_IN_CEA708_RAW: caption_caps = gst_caps_from_string ("closedcaption/x-cea-608,format=(string)cc_data"); break; case GST_VIDEO_CAPTION_TYPE_CEA708_RAW: caption_caps = gst_caps_from_string ("closedcaption/x-cea-708,format=(string)cc_data"); break; case GST_VIDEO_CAPTION_TYPE_CEA708_CDP: caption_caps = gst_caps_from_string ("closedcaption/x-cea-708,format=(string)cdp"); break; default: break; } if (caption_caps == NULL) { GST_ERROR_OBJECT (filter, "Unknown/invalid caption type"); return GST_FLOW_NOT_NEGOTIATED; } /* Create the caption pad and set the caps */ filter->captionpad = gst_pad_new_from_static_template (&captiontemplate, "caption"); gst_pad_set_iterate_internal_links_function (filter->sinkpad, GST_DEBUG_FUNCPTR (gst_cc_extractor_iterate_internal_links)); gst_pad_set_active (filter->captionpad, TRUE); gst_element_add_pad (GST_ELEMENT (filter), filter->captionpad); gst_flow_combiner_add_pad (filter->combiner, filter->captionpad); captionid = gst_pad_create_stream_id (filter->captionpad, (GstElement *) filter, "caption"); stream_event = gst_event_new_stream_start (captionid); g_free (captionid); /* FIXME : Create a proper stream-id */ if ((event = gst_pad_get_sticky_event (filter->srcpad, GST_EVENT_STREAM_START, 0))) { guint group_id; if (gst_event_parse_group_id (event, &group_id)) gst_event_set_group_id (stream_event, group_id); gst_event_unref (event); } gst_pad_push_event (filter->captionpad, stream_event); gst_pad_set_caps (filter->captionpad, caption_caps); gst_caps_unref (caption_caps); /* Carry over sticky events */ if ((event = gst_pad_get_sticky_event (filter->srcpad, GST_EVENT_SEGMENT, 0))) gst_pad_push_event (filter->captionpad, event); if ((event = gst_pad_get_sticky_event (filter->srcpad, GST_EVENT_TAG, 0))) gst_pad_push_event (filter->captionpad, event); filter->caption_type = meta->caption_type; } GST_DEBUG_OBJECT (filter, "Creating new buffer of size %" G_GSIZE_FORMAT " bytes", meta->size); /* Extract caption data into new buffer with identical buffer timestamps */ outbuf = gst_buffer_new_allocate (NULL, meta->size, NULL); gst_buffer_fill (outbuf, 0, meta->data, meta->size); GST_BUFFER_PTS (outbuf) = GST_BUFFER_PTS (buf); GST_BUFFER_DTS (outbuf) = GST_BUFFER_DTS (buf); GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (buf); /* We don't really care about the flow return */ flow = gst_pad_push (filter->captionpad, outbuf); out: /* Set flow return on pad and return combined value */ return gst_flow_combiner_update_pad_flow (filter->combiner, filter->captionpad, flow); }