static void gst_inter_sub_src_get_times (GstBaseSrc * src, GstBuffer * buffer, GstClockTime * start, GstClockTime * end) { GST_DEBUG_OBJECT (src, "get_times"); /* for live sources, sync on the timestamp of the buffer */ if (gst_base_src_is_live (src)) { GstClockTime timestamp = GST_BUFFER_TIMESTAMP (buffer); if (GST_CLOCK_TIME_IS_VALID (timestamp)) { /* get duration to calculate end time */ GstClockTime duration = GST_BUFFER_DURATION (buffer); if (GST_CLOCK_TIME_IS_VALID (duration)) { *end = timestamp + duration; } *start = timestamp; } } else { *start = -1; *end = -1; } }
static void gst_inter_audio_src_get_times (GstBaseSrc * src, GstBuffer * buffer, GstClockTime * start, GstClockTime * end) { GstInterAudioSrc *interaudiosrc = GST_INTER_AUDIO_SRC (src); GST_DEBUG_OBJECT (src, "get_times"); /* for live sources, sync on the timestamp of the buffer */ if (gst_base_src_is_live (src)) { if (GST_BUFFER_TIMESTAMP_IS_VALID (buffer)) { *start = GST_BUFFER_TIMESTAMP (buffer); if (GST_BUFFER_DURATION_IS_VALID (buffer)) { *end = *start + GST_BUFFER_DURATION (buffer); } else { if (interaudiosrc->info.rate > 0) { *end = *start + gst_util_uint64_scale_int (gst_buffer_get_size (buffer), GST_SECOND, interaudiosrc->info.rate * interaudiosrc->info.bpf); } } } } }
static GstFlowReturn gst_fake_src_create (GstBaseSrc * basesrc, guint64 offset, guint length, GstBuffer ** ret) { GstFakeSrc *src; GstBuffer *buf; GstClockTime time; gsize size; src = GST_FAKE_SRC (basesrc); buf = gst_fake_src_create_buffer (src, &size); GST_BUFFER_OFFSET (buf) = offset; if (src->datarate > 0) { time = (src->bytes_sent * GST_SECOND) / src->datarate; GST_BUFFER_DURATION (buf) = size * GST_SECOND / src->datarate; } else if (gst_base_src_is_live (basesrc)) { GstClock *clock; clock = gst_element_get_clock (GST_ELEMENT (src)); if (clock) { time = gst_clock_get_time (clock); time -= gst_element_get_base_time (GST_ELEMENT (src)); gst_object_unref (clock); } else { /* not an error not to have a clock */ time = GST_CLOCK_TIME_NONE; } } else { time = GST_CLOCK_TIME_NONE; } GST_BUFFER_DTS (buf) = time; GST_BUFFER_PTS (buf) = time; if (!src->silent) { gchar dts_str[64], pts_str[64], dur_str[64]; gchar *flag_str; GST_OBJECT_LOCK (src); g_free (src->last_message); if (GST_BUFFER_DTS (buf) != GST_CLOCK_TIME_NONE) { g_snprintf (dts_str, sizeof (dts_str), "%" GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_DTS (buf))); } else { g_strlcpy (dts_str, "none", sizeof (dts_str)); } if (GST_BUFFER_PTS (buf) != GST_CLOCK_TIME_NONE) { g_snprintf (pts_str, sizeof (pts_str), "%" GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_PTS (buf))); } else { g_strlcpy (pts_str, "none", sizeof (pts_str)); } if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE) { g_snprintf (dur_str, sizeof (dur_str), "%" GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_DURATION (buf))); } else { g_strlcpy (dur_str, "none", sizeof (dur_str)); } flag_str = gst_buffer_get_flags_string (buf); src->last_message = g_strdup_printf ("create ******* (%s:%s) (%u bytes, dts: %s, pts:%s" ", duration: %s, offset: %" G_GINT64_FORMAT ", offset_end: %" G_GINT64_FORMAT ", flags: %08x %s) %p", GST_DEBUG_PAD_NAME (GST_BASE_SRC_CAST (src)->srcpad), (guint) size, dts_str, pts_str, dur_str, GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf), GST_MINI_OBJECT_CAST (buf)->flags, flag_str, buf); g_free (flag_str); GST_OBJECT_UNLOCK (src); g_object_notify_by_pspec ((GObject *) src, pspec_last_message); } if (src->signal_handoffs) { GST_LOG_OBJECT (src, "pre handoff emit"); g_signal_emit (src, gst_fake_src_signals[SIGNAL_HANDOFF], 0, buf, basesrc->srcpad); GST_LOG_OBJECT (src, "post handoff emit"); } src->bytes_sent += size; *ret = buf; return GST_FLOW_OK; }
static void gst_fake_src_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstFakeSrc *src; GstBaseSrc *basesrc; g_return_if_fail (GST_IS_FAKE_SRC (object)); src = GST_FAKE_SRC (object); basesrc = GST_BASE_SRC (object); switch (prop_id) { case PROP_OUTPUT: g_value_set_enum (value, src->output); break; case PROP_DATA: g_value_set_enum (value, src->data); break; case PROP_SIZETYPE: g_value_set_enum (value, src->sizetype); break; case PROP_SIZEMIN: g_value_set_int (value, src->sizemin); break; case PROP_SIZEMAX: g_value_set_int (value, src->sizemax); break; case PROP_PARENTSIZE: g_value_set_int (value, src->parentsize); break; case PROP_FILLTYPE: g_value_set_enum (value, src->filltype); break; case PROP_DATARATE: g_value_set_int (value, src->datarate); break; case PROP_SYNC: g_value_set_boolean (value, src->sync); break; case PROP_PATTERN: break; case PROP_SILENT: g_value_set_boolean (value, src->silent); break; case PROP_SIGNAL_HANDOFFS: g_value_set_boolean (value, src->signal_handoffs); break; case PROP_DUMP: g_value_set_boolean (value, src->dump); break; case PROP_LAST_MESSAGE: GST_OBJECT_LOCK (src); g_value_set_string (value, src->last_message); GST_OBJECT_UNLOCK (src); break; case PROP_CAN_ACTIVATE_PUSH: g_value_set_boolean (value, GST_BASE_SRC (src)->can_activate_push); break; case PROP_CAN_ACTIVATE_PULL: g_value_set_boolean (value, src->can_activate_pull); break; case PROP_IS_LIVE: g_value_set_boolean (value, gst_base_src_is_live (basesrc)); break; case PROP_FORMAT: g_value_set_enum (value, src->format); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } }
static void gst_soup_http_src_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstSoupHTTPSrc *src = GST_SOUP_HTTP_SRC (object); switch (prop_id) { case PROP_LOCATION: g_value_set_string (value, src->location); break; case PROP_USER_AGENT: g_value_set_string (value, src->user_agent); break; case PROP_AUTOMATIC_REDIRECT: g_value_set_boolean (value, src->automatic_redirect); break; case PROP_PROXY: if (src->proxy == NULL) g_value_set_static_string (value, ""); else { char *proxy = soup_uri_to_string (src->proxy, FALSE); g_value_set_string (value, proxy); g_free (proxy); } break; case PROP_COOKIES: g_value_set_boxed (value, g_strdupv (src->cookies)); break; case PROP_IS_LIVE: g_value_set_boolean (value, gst_base_src_is_live (GST_BASE_SRC (src))); break; case PROP_IRADIO_MODE: g_value_set_boolean (value, src->iradio_mode); break; case PROP_IRADIO_NAME: g_value_set_string (value, src->iradio_name); break; case PROP_IRADIO_GENRE: g_value_set_string (value, src->iradio_genre); break; case PROP_IRADIO_URL: g_value_set_string (value, src->iradio_url); break; case PROP_IRADIO_TITLE: g_value_set_string (value, src->iradio_title); break; case PROP_USER_ID: g_value_set_string (value, src->user_id); break; case PROP_USER_PW: g_value_set_string (value, src->user_pw); break; case PROP_PROXY_ID: g_value_set_string (value, src->proxy_id); break; case PROP_PROXY_PW: g_value_set_string (value, src->proxy_pw); break; case PROP_TIMEOUT: g_value_set_uint (value, src->timeout); break; case PROP_EXTRA_HEADERS: gst_value_set_structure (value, src->extra_headers); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } }
static void gst_app_src_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstAppSrc *appsrc = GST_APP_SRC_CAST (object); GstAppSrcPrivate *priv = appsrc->priv; switch (prop_id) { case PROP_CAPS: { GstCaps *caps; /* we're missing a _take_caps() function to transfer ownership */ caps = gst_app_src_get_caps (appsrc); gst_value_set_caps (value, caps); if (caps) gst_caps_unref (caps); break; } case PROP_SIZE: g_value_set_int64 (value, gst_app_src_get_size (appsrc)); break; case PROP_STREAM_TYPE: g_value_set_enum (value, gst_app_src_get_stream_type (appsrc)); break; case PROP_MAX_BYTES: g_value_set_uint64 (value, gst_app_src_get_max_bytes (appsrc)); break; case PROP_FORMAT: g_value_set_enum (value, priv->format); break; case PROP_BLOCK: g_value_set_boolean (value, priv->block); break; case PROP_IS_LIVE: g_value_set_boolean (value, gst_base_src_is_live (GST_BASE_SRC (appsrc))); break; case PROP_MIN_LATENCY: { guint64 min; gst_app_src_get_latency (appsrc, &min, NULL); g_value_set_int64 (value, min); break; } case PROP_MAX_LATENCY: { guint64 max; gst_app_src_get_latency (appsrc, &max, NULL); g_value_set_int64 (value, max); break; } case PROP_EMIT_SIGNALS: g_value_set_boolean (value, gst_app_src_get_emit_signals (appsrc)); break; case PROP_MIN_PERCENT: g_value_set_uint (value, priv->min_percent); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } }
static void gst_video_test_src_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec) { GstVideoTestSrc *src = GST_VIDEO_TEST_SRC (object); switch (prop_id) { case PROP_PATTERN: g_value_set_enum (value, src->pattern_type); break; case PROP_TIMESTAMP_OFFSET: g_value_set_int64 (value, src->timestamp_offset); break; case PROP_IS_LIVE: g_value_set_boolean (value, gst_base_src_is_live (GST_BASE_SRC (src))); break; case PROP_PEER_ALLOC: g_value_set_boolean (value, src->peer_alloc); break; case PROP_COLOR_SPEC: g_value_set_enum (value, src->color_spec); break; case PROP_K0: g_value_set_int (value, src->k0); break; case PROP_KX: g_value_set_int (value, src->kx); break; case PROP_KY: g_value_set_int (value, src->ky); break; case PROP_KT: g_value_set_int (value, src->kt); break; case PROP_KXT: g_value_set_int (value, src->kxt); break; case PROP_KYT: g_value_set_int (value, src->kyt); break; case PROP_KXY: g_value_set_int (value, src->kxy); break; case PROP_KX2: g_value_set_int (value, src->kx2); break; case PROP_KY2: g_value_set_int (value, src->ky2); break; case PROP_KT2: g_value_set_int (value, src->kt2); break; case PROP_XOFFSET: g_value_set_int (value, src->xoffset); break; case PROP_YOFFSET: g_value_set_int (value, src->yoffset); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } }
static GstFlowReturn gst_fake_src_create (GstBaseSrc * basesrc, guint64 offset, guint length, GstBuffer ** ret) { GstFakeSrc *src; GstBuffer *buf; GstClockTime time; gsize size; src = GST_FAKE_SRC (basesrc); buf = gst_fake_src_create_buffer (src, &size); GST_BUFFER_OFFSET (buf) = offset; if (src->datarate > 0) { time = (src->bytes_sent * GST_SECOND) / src->datarate; GST_BUFFER_DURATION (buf) = size * GST_SECOND / src->datarate; } else if (gst_base_src_is_live (basesrc)) { GstClock *clock; clock = gst_element_get_clock (GST_ELEMENT (src)); if (clock) { time = gst_clock_get_time (clock); time -= gst_element_get_base_time (GST_ELEMENT (src)); gst_object_unref (clock); } else { /* not an error not to have a clock */ time = GST_CLOCK_TIME_NONE; } } else { time = GST_CLOCK_TIME_NONE; } GST_BUFFER_DTS (buf) = time; GST_BUFFER_PTS (buf) = time; if (!src->silent) { gchar dts_str[64], pts_str[64], dur_str[64]; gchar flag_str[100]; GST_OBJECT_LOCK (src); g_free (src->last_message); if (GST_BUFFER_DTS (buf) != GST_CLOCK_TIME_NONE) { g_snprintf (dts_str, sizeof (dts_str), "%" GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_DTS (buf))); } else { g_strlcpy (dts_str, "none", sizeof (dts_str)); } if (GST_BUFFER_PTS (buf) != GST_CLOCK_TIME_NONE) { g_snprintf (pts_str, sizeof (pts_str), "%" GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_PTS (buf))); } else { g_strlcpy (pts_str, "none", sizeof (pts_str)); } if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE) { g_snprintf (dur_str, sizeof (dur_str), "%" GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_DURATION (buf))); } else { g_strlcpy (dur_str, "none", sizeof (dur_str)); } { const char *flag_list[15] = { "", "", "", "", "live", "decode-only", "discont", "resync", "corrupted", "marker", "header", "gap", "droppable", "delta-unit", "in-caps" }; int i; char *end = flag_str; end[0] = '\0'; for (i = 0; i < G_N_ELEMENTS (flag_list); i++) { if (GST_MINI_OBJECT_CAST (buf)->flags & (1 << i)) { strcpy (end, flag_list[i]); end += strlen (end); end[0] = ' '; end[1] = '\0'; end++; } } } src->last_message = g_strdup_printf ("create ******* (%s:%s) (%u bytes, dts: %s, pts:%s" ", duration: %s, offset: %" G_GINT64_FORMAT ", offset_end: %" G_GINT64_FORMAT ", flags: %08x %s) %p", GST_DEBUG_PAD_NAME (GST_BASE_SRC_CAST (src)->srcpad), (guint) size, dts_str, pts_str, dur_str, GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf), GST_MINI_OBJECT_CAST (buf)->flags, flag_str, buf); GST_OBJECT_UNLOCK (src); g_object_notify_by_pspec ((GObject *) src, pspec_last_message); } if (src->signal_handoffs) { GST_LOG_OBJECT (src, "pre handoff emit"); g_signal_emit (src, gst_fake_src_signals[SIGNAL_HANDOFF], 0, buf, basesrc->srcpad); GST_LOG_OBJECT (src, "post handoff emit"); } src->bytes_sent += size; *ret = buf; return GST_FLOW_OK; }
static gboolean gst_audio_test_src_query (GstBaseSrc * basesrc, GstQuery * query) { GstAudioTestSrc *src = GST_AUDIO_TEST_SRC (basesrc); gboolean res = FALSE; switch (GST_QUERY_TYPE (query)) { case GST_QUERY_CONVERT: { GstFormat src_fmt, dest_fmt; gint64 src_val, dest_val; gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val); if (!gst_audio_info_convert (&src->info, src_fmt, src_val, dest_fmt, &dest_val)) goto error; gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val); res = TRUE; break; } case GST_QUERY_SCHEDULING: { /* if we can operate in pull mode */ gst_query_set_scheduling (query, GST_SCHEDULING_FLAG_SEEKABLE, 1, -1, 0); gst_query_add_scheduling_mode (query, GST_PAD_MODE_PUSH); if (src->can_activate_pull) gst_query_add_scheduling_mode (query, GST_PAD_MODE_PULL); res = TRUE; break; } case GST_QUERY_LATENCY: { if (src->info.rate > 0) { GstClockTime latency; latency = gst_util_uint64_scale (src->generate_samples_per_buffer, GST_SECOND, src->info.rate); gst_query_set_latency (query, gst_base_src_is_live (GST_BASE_SRC_CAST (src)), latency, GST_CLOCK_TIME_NONE); GST_DEBUG_OBJECT (src, "Reporting latency of %" GST_TIME_FORMAT, GST_TIME_ARGS (latency)); res = TRUE; } break; } default: res = GST_BASE_SRC_CLASS (parent_class)->query (basesrc, query); break; } return res; /* ERROR */ error: { GST_DEBUG_OBJECT (src, "query failed"); return FALSE; } }
static GstFlowReturn gst_fake_src_create (GstBaseSrc * basesrc, guint64 offset, guint length, GstBuffer ** ret) { GstFakeSrc *src; GstBuffer *buf; GstClockTime time; src = GST_FAKE_SRC (basesrc); buf = gst_fake_src_create_buffer (src); GST_BUFFER_OFFSET (buf) = src->buffer_count++; if (src->datarate > 0) { time = (src->bytes_sent * GST_SECOND) / src->datarate; GST_BUFFER_DURATION (buf) = GST_BUFFER_SIZE (buf) * GST_SECOND / src->datarate; } else if (gst_base_src_is_live (basesrc)) { GstClock *clock; clock = gst_element_get_clock (GST_ELEMENT (src)); if (clock) { time = gst_clock_get_time (clock); time -= gst_element_get_base_time (GST_ELEMENT (src)); gst_object_unref (clock); } else { /* not an error not to have a clock */ time = GST_CLOCK_TIME_NONE; } } else { time = GST_CLOCK_TIME_NONE; } GST_BUFFER_TIMESTAMP (buf) = time; if (!src->silent) { gchar ts_str[64], dur_str[64]; GST_OBJECT_LOCK (src); g_free (src->last_message); if (GST_BUFFER_TIMESTAMP (buf) != GST_CLOCK_TIME_NONE) { g_snprintf (ts_str, sizeof (ts_str), "%" GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf))); } else { g_strlcpy (ts_str, "none", sizeof (ts_str)); } if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE) { g_snprintf (dur_str, sizeof (dur_str), "%" GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_DURATION (buf))); } else { g_strlcpy (dur_str, "none", sizeof (dur_str)); } src->last_message = g_strdup_printf ("get ******* > (%5d bytes, timestamp: %s" ", duration: %s, offset: %" G_GINT64_FORMAT ", offset_end: %" G_GINT64_FORMAT ", flags: %d) %p", GST_BUFFER_SIZE (buf), ts_str, dur_str, GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf), GST_MINI_OBJECT (buf)->flags, buf); GST_OBJECT_UNLOCK (src); g_object_notify (G_OBJECT (src), "last_message"); } if (src->signal_handoffs) { GST_LOG_OBJECT (src, "pre handoff emit"); g_signal_emit (G_OBJECT (src), gst_fake_src_signals[SIGNAL_HANDOFF], 0, buf, basesrc->srcpad); GST_LOG_OBJECT (src, "post handoff emit"); } src->bytes_sent += GST_BUFFER_SIZE (buf); *ret = buf; return GST_FLOW_OK; }