WebKitWebSourceGStreamer.cpp [plain text]
#include "config.h"
#include "WebKitWebSourceGStreamer.h"
#if ENABLE(VIDEO) && USE(GSTREAMER)
#include "Document.h"
#include "Frame.h"
#include "GRefPtrGStreamer.h"
#include "MediaPlayer.h"
#include "NetworkingContext.h"
#include "NotImplemented.h"
#include "ResourceHandleClient.h"
#include "ResourceHandleInternal.h"
#include "ResourceRequest.h"
#include "ResourceResponse.h"
#include <gst/app/gstappsrc.h>
#include <gst/pbutils/missing-plugins.h>
#include <wtf/Noncopyable.h>
#include <wtf/gobject/GOwnPtr.h>
#include <wtf/gobject/GRefPtr.h>
#include <wtf/text/CString.h>
using namespace WebCore;
class StreamingClient : public ResourceHandleClient {
WTF_MAKE_NONCOPYABLE(StreamingClient);
public:
StreamingClient(WebKitWebSrc*);
virtual ~StreamingClient();
virtual void willSendRequest(ResourceHandle*, ResourceRequest&, const ResourceResponse&);
virtual void didReceiveResponse(ResourceHandle*, const ResourceResponse&);
virtual void didReceiveData(ResourceHandle*, const char*, int, int);
virtual void didFinishLoading(ResourceHandle*, double );
virtual void didFail(ResourceHandle*, const ResourceError&);
virtual void wasBlocked(ResourceHandle*);
virtual void cannotShowURL(ResourceHandle*);
private:
WebKitWebSrc* m_src;
};
#define WEBKIT_WEB_SRC_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), WEBKIT_TYPE_WEB_SRC, WebKitWebSrcPrivate))
struct _WebKitWebSrcPrivate {
GstAppSrc* appsrc;
GstPad* srcpad;
gchar* uri;
RefPtr<WebCore::Frame> frame;
WebCore::MediaPlayer* player;
StreamingClient* client;
RefPtr<ResourceHandle> resourceHandle;
guint64 offset;
guint64 size;
gboolean seekable;
gboolean paused;
guint64 requestedOffset;
guint needDataID;
guint enoughDataID;
guint seekID;
gboolean iradioMode;
gchar* iradioName;
gchar* iradioGenre;
gchar* iradioUrl;
gchar* iradioTitle;
gboolean haveAppSrc27;
};
enum {
PROP_IRADIO_MODE = 1,
PROP_IRADIO_NAME,
PROP_IRADIO_GENRE,
PROP_IRADIO_URL,
PROP_IRADIO_TITLE,
PROP_LOCATION
};
static GstStaticPadTemplate srcTemplate = GST_STATIC_PAD_TEMPLATE("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
GST_DEBUG_CATEGORY_STATIC(webkit_web_src_debug);
#define GST_CAT_DEFAULT webkit_web_src_debug
static void webKitWebSrcUriHandlerInit(gpointer gIface, gpointer ifaceData);
static void webKitWebSrcFinalize(GObject*);
static void webKitWebSrcSetProperty(GObject*, guint propertyID, const GValue*, GParamSpec*);
static void webKitWebSrcGetProperty(GObject*, guint propertyID, GValue*, GParamSpec*);
static GstStateChangeReturn webKitWebSrcChangeState(GstElement*, GstStateChange);
static gboolean webKitWebSrcQueryWithParent(GstPad*, GstObject*, GstQuery*);
#ifndef GST_API_VERSION_1
static gboolean webKitWebSrcQuery(GstPad*, GstQuery*);
#endif
static void webKitWebSrcNeedDataCb(GstAppSrc*, guint length, gpointer userData);
static void webKitWebSrcEnoughDataCb(GstAppSrc*, gpointer userData);
static gboolean webKitWebSrcSeekDataCb(GstAppSrc*, guint64 offset, gpointer userData);
static void webKitWebSrcStop(WebKitWebSrc*, bool);
static GstAppSrcCallbacks appsrcCallbacks = {
webKitWebSrcNeedDataCb,
webKitWebSrcEnoughDataCb,
webKitWebSrcSeekDataCb,
{ 0 }
};
#define webkit_web_src_parent_class parent_class
#define WEBKIT_WEB_SRC_CATEGORY_INIT GST_DEBUG_CATEGORY_INIT(webkit_web_src_debug, "webkitwebsrc", 0, "websrc element");
G_DEFINE_TYPE_WITH_CODE(WebKitWebSrc, webkit_web_src, GST_TYPE_BIN,
G_IMPLEMENT_INTERFACE(GST_TYPE_URI_HANDLER, webKitWebSrcUriHandlerInit);
WEBKIT_WEB_SRC_CATEGORY_INIT);
static void webkit_web_src_class_init(WebKitWebSrcClass* klass)
{
GObjectClass* oklass = G_OBJECT_CLASS(klass);
GstElementClass* eklass = GST_ELEMENT_CLASS(klass);
oklass->finalize = webKitWebSrcFinalize;
oklass->set_property = webKitWebSrcSetProperty;
oklass->get_property = webKitWebSrcGetProperty;
gst_element_class_add_pad_template(eklass,
gst_static_pad_template_get(&srcTemplate));
#ifdef GST_API_VERSION_1
gst_element_class_set_metadata(eklass,
#else
gst_element_class_set_details_simple(eklass,
#endif
(gchar*) "WebKit Web source element",
(gchar*) "Source",
(gchar*) "Handles HTTP/HTTPS uris",
(gchar*) "Sebastian Dröge <sebastian.droege@collabora.co.uk>");
g_object_class_install_property(oklass,
PROP_IRADIO_MODE,
g_param_spec_boolean("iradio-mode",
"iradio-mode",
"Enable internet radio mode (extraction of shoutcast/icecast metadata)",
FALSE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property(oklass,
PROP_IRADIO_NAME,
g_param_spec_string("iradio-name",
"iradio-name",
"Name of the stream",
0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property(oklass,
PROP_IRADIO_GENRE,
g_param_spec_string("iradio-genre",
"iradio-genre",
"Genre of the stream",
0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property(oklass,
PROP_IRADIO_URL,
g_param_spec_string("iradio-url",
"iradio-url",
"Homepage URL for radio stream",
0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property(oklass,
PROP_IRADIO_TITLE,
g_param_spec_string("iradio-title",
"iradio-title",
"Name of currently playing song",
0,
(GParamFlags) (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property(oklass,
PROP_LOCATION,
g_param_spec_string("location",
"location",
"Location to read from",
0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
eklass->change_state = webKitWebSrcChangeState;
g_type_class_add_private(klass, sizeof(WebKitWebSrcPrivate));
}
static void webkit_web_src_init(WebKitWebSrc* src)
{
GRefPtr<GstPadTemplate> padTemplate = adoptGRef(gst_static_pad_template_get(&srcTemplate));
WebKitWebSrcPrivate* priv = WEBKIT_WEB_SRC_GET_PRIVATE(src);
src->priv = priv;
priv->client = new StreamingClient(src);
priv->appsrc = GST_APP_SRC(gst_element_factory_make("appsrc", 0));
if (!priv->appsrc) {
GST_ERROR_OBJECT(src, "Failed to create appsrc");
return;
}
GstElementFactory* factory = GST_ELEMENT_FACTORY(GST_ELEMENT_GET_CLASS(priv->appsrc)->elementfactory);
priv->haveAppSrc27 = gst_plugin_feature_check_version(GST_PLUGIN_FEATURE(factory), 0, 10, 27);
gst_bin_add(GST_BIN(src), GST_ELEMENT(priv->appsrc));
GRefPtr<GstPad> targetPad = adoptGRef(gst_element_get_static_pad(GST_ELEMENT(priv->appsrc), "src"));
priv->srcpad = gst_ghost_pad_new_from_template("src", targetPad.get(), padTemplate.get());
gst_element_add_pad(GST_ELEMENT(src), priv->srcpad);
#ifdef GST_API_VERSION_1
GST_OBJECT_FLAG_SET(priv->srcpad, GST_PAD_FLAG_NEED_PARENT);
gst_pad_set_query_function(priv->srcpad, webKitWebSrcQueryWithParent);
#else
gst_pad_set_query_function(priv->srcpad, webKitWebSrcQuery);
#endif
gst_app_src_set_callbacks(priv->appsrc, &appsrcCallbacks, src, 0);
gst_app_src_set_emit_signals(priv->appsrc, FALSE);
gst_app_src_set_stream_type(priv->appsrc, GST_APP_STREAM_TYPE_SEEKABLE);
gst_app_src_set_max_bytes(priv->appsrc, 512 * 1024);
if (priv->haveAppSrc27)
g_object_set(priv->appsrc, "min-percent", 20, NULL);
webKitWebSrcStop(src, false);
}
static void webKitWebSrcFinalize(GObject* object)
{
WebKitWebSrc* src = WEBKIT_WEB_SRC(object);
WebKitWebSrcPrivate* priv = src->priv;
delete priv->client;
g_free(priv->uri);
GST_CALL_PARENT(G_OBJECT_CLASS, finalize, ((GObject* )(src)));
}
static void webKitWebSrcSetProperty(GObject* object, guint propID, const GValue* value, GParamSpec* pspec)
{
WebKitWebSrc* src = WEBKIT_WEB_SRC(object);
WebKitWebSrcPrivate* priv = src->priv;
switch (propID) {
case PROP_IRADIO_MODE:
priv->iradioMode = g_value_get_boolean(value);
break;
case PROP_LOCATION:
#ifdef GST_API_VERSION_1
gst_uri_handler_set_uri(reinterpret_cast<GstURIHandler*>(src), g_value_get_string(value), 0);
#else
gst_uri_handler_set_uri(reinterpret_cast<GstURIHandler*>(src), g_value_get_string(value));
#endif
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, propID, pspec);
break;
}
}
static void webKitWebSrcGetProperty(GObject* object, guint propID, GValue* value, GParamSpec* pspec)
{
WebKitWebSrc* src = WEBKIT_WEB_SRC(object);
WebKitWebSrcPrivate* priv = src->priv;
switch (propID) {
case PROP_IRADIO_MODE:
g_value_set_boolean(value, priv->iradioMode);
break;
case PROP_IRADIO_NAME:
g_value_set_string(value, priv->iradioName);
break;
case PROP_IRADIO_GENRE:
g_value_set_string(value, priv->iradioGenre);
break;
case PROP_IRADIO_URL:
g_value_set_string(value, priv->iradioUrl);
break;
case PROP_IRADIO_TITLE:
g_value_set_string(value, priv->iradioTitle);
break;
case PROP_LOCATION:
g_value_set_string(value, priv->uri);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, propID, pspec);
break;
}
}
static void webKitWebSrcStop(WebKitWebSrc* src, bool seeking)
{
WebKitWebSrcPrivate* priv = src->priv;
if (priv->resourceHandle) {
priv->resourceHandle->cancel();
priv->resourceHandle.release();
}
priv->resourceHandle = 0;
if (priv->frame && !seeking)
priv->frame.clear();
priv->player = 0;
GST_OBJECT_LOCK(src);
if (priv->needDataID)
g_source_remove(priv->needDataID);
priv->needDataID = 0;
if (priv->enoughDataID)
g_source_remove(priv->enoughDataID);
priv->enoughDataID = 0;
if (priv->seekID)
g_source_remove(priv->seekID);
priv->seekID = 0;
priv->paused = FALSE;
GST_OBJECT_UNLOCK(src);
g_free(priv->iradioName);
priv->iradioName = 0;
g_free(priv->iradioGenre);
priv->iradioGenre = 0;
g_free(priv->iradioUrl);
priv->iradioUrl = 0;
g_free(priv->iradioTitle);
priv->iradioTitle = 0;
if (priv->appsrc) {
gst_app_src_set_caps(priv->appsrc, 0);
if (!seeking)
gst_app_src_set_size(priv->appsrc, -1);
}
priv->offset = 0;
priv->seekable = FALSE;
if (!seeking) {
priv->size = 0;
priv->requestedOffset = 0;
}
GST_DEBUG_OBJECT(src, "Stopped request");
}
static bool webKitWebSrcStart(WebKitWebSrc* src)
{
WebKitWebSrcPrivate* priv = src->priv;
if (!priv->uri) {
GST_ERROR_OBJECT(src, "No URI provided");
return false;
}
KURL url = KURL(KURL(), priv->uri);
ResourceRequest request(url);
request.setAllowCookies(true);
NetworkingContext* context = 0;
FrameLoader* loader = priv->frame ? priv->frame->loader() : 0;
if (loader) {
loader->addExtraFieldsToSubresourceRequest(request);
context = loader->networkingContext();
}
if (priv->player)
request.setHTTPReferrer(priv->player->referrer());
if (!g_ascii_strcasecmp("movies.apple.com", url.host().utf8().data())
|| !g_ascii_strcasecmp("trailers.apple.com", url.host().utf8().data()))
request.setHTTPUserAgent("Quicktime/7.6.6");
if (priv->requestedOffset) {
GOwnPtr<gchar> val;
val.set(g_strdup_printf("bytes=%" G_GUINT64_FORMAT "-", priv->requestedOffset));
request.setHTTPHeaderField("Range", val.get());
}
if (priv->iradioMode)
request.setHTTPHeaderField("icy-metadata", "1");
request.setHTTPHeaderField("transferMode.dlna", "Streaming");
priv->resourceHandle = ResourceHandle::create(context, request, priv->client, false, false);
if (!priv->resourceHandle) {
GST_ERROR_OBJECT(src, "Failed to create ResourceHandle");
return false;
}
GST_DEBUG_OBJECT(src, "Started request");
return true;
}
static GstStateChangeReturn webKitWebSrcChangeState(GstElement* element, GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
WebKitWebSrc* src = WEBKIT_WEB_SRC(element);
WebKitWebSrcPrivate* priv = src->priv;
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
if (!priv->appsrc) {
gst_element_post_message(element,
gst_missing_element_message_new(element, "appsrc"));
GST_ELEMENT_ERROR(src, CORE, MISSING_PLUGIN, (0), ("no appsrc"));
return GST_STATE_CHANGE_FAILURE;
}
break;
default:
break;
}
ret = GST_ELEMENT_CLASS(parent_class)->change_state(element, transition);
if (G_UNLIKELY(ret == GST_STATE_CHANGE_FAILURE)) {
GST_DEBUG_OBJECT(src, "State change failed");
return ret;
}
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
GST_DEBUG_OBJECT(src, "READY->PAUSED");
if (!webKitWebSrcStart(src))
ret = GST_STATE_CHANGE_FAILURE;
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
GST_DEBUG_OBJECT(src, "PAUSED->READY");
webKitWebSrcStop(src, false);
break;
default:
break;
}
return ret;
}
static gboolean webKitWebSrcQueryWithParent(GstPad* pad, GstObject* parent, GstQuery* query)
{
WebKitWebSrc* webkitSrc = WEBKIT_WEB_SRC(GST_ELEMENT(parent));
gboolean result = FALSE;
switch (GST_QUERY_TYPE(query)) {
case GST_QUERY_DURATION: {
GstFormat format;
gst_query_parse_duration(query, &format, NULL);
GST_DEBUG_OBJECT(webkitSrc, "duration query in format %s", gst_format_get_name(format));
if ((format == GST_FORMAT_BYTES) && (webkitSrc->priv->size > 0)) {
gst_query_set_duration(query, format, webkitSrc->priv->size);
result = TRUE;
}
break;
}
case GST_QUERY_URI: {
gst_query_set_uri(query, webkitSrc->priv->uri);
result = TRUE;
break;
}
default: {
GRefPtr<GstPad> target = adoptGRef(gst_ghost_pad_get_target(GST_GHOST_PAD_CAST(pad)));
if (target)
result = gst_pad_query(target.get(), query);
break;
}
}
return result;
}
#ifndef GST_API_VERSION_1
static gboolean webKitWebSrcQuery(GstPad* pad, GstQuery* query)
{
GRefPtr<GstElement> src = adoptGRef(gst_pad_get_parent_element(pad));
return webKitWebSrcQueryWithParent(pad, GST_OBJECT(src.get()), query);
}
#endif
#ifdef GST_API_VERSION_1
static GstURIType webKitWebSrcUriGetType(GType)
{
return GST_URI_SRC;
}
const gchar* const* webKitWebSrcGetProtocols(GType)
{
static const char* protocols[] = {"http", "https", 0 };
return protocols;
}
static gchar* webKitWebSrcGetUri(GstURIHandler* handler)
{
return g_strdup(WEBKIT_WEB_SRC(handler)->priv->uri);
}
static gboolean webKitWebSrcSetUri(GstURIHandler* handler, const gchar* uri, GError** error)
{
WebKitWebSrc* src = WEBKIT_WEB_SRC(handler);
WebKitWebSrcPrivate* priv = src->priv;
if (GST_STATE(src) >= GST_STATE_PAUSED) {
GST_ERROR_OBJECT(src, "URI can only be set in states < PAUSED");
return FALSE;
}
g_free(priv->uri);
priv->uri = 0;
if (!uri)
return TRUE;
KURL url(KURL(), uri);
if (!url.isValid() || !url.protocolIsInHTTPFamily()) {
g_set_error(error, GST_URI_ERROR, GST_URI_ERROR_BAD_URI, "Invalid URI '%s'", uri);
return FALSE;
}
priv->uri = g_strdup(url.string().utf8().data());
return TRUE;
}
#else
static GstURIType webKitWebSrcUriGetType(void)
{
return GST_URI_SRC;
}
static gchar** webKitWebSrcGetProtocols(void)
{
static gchar* protocols[] = {(gchar*) "http", (gchar*) "https", 0 };
return protocols;
}
static const gchar* webKitWebSrcGetUri(GstURIHandler* handler)
{
return g_strdup(WEBKIT_WEB_SRC(handler)->priv->uri);
}
static gboolean webKitWebSrcSetUri(GstURIHandler* handler, const gchar* uri)
{
WebKitWebSrc* src = WEBKIT_WEB_SRC(handler);
WebKitWebSrcPrivate* priv = src->priv;
if (GST_STATE(src) >= GST_STATE_PAUSED) {
GST_ERROR_OBJECT(src, "URI can only be set in states < PAUSED");
return FALSE;
}
g_free(priv->uri);
priv->uri = 0;
if (!uri)
return TRUE;
KURL url(KURL(), uri);
if (!url.isValid() || !url.protocolIsInHTTPFamily()) {
GST_ERROR_OBJECT(src, "Invalid URI '%s'", uri);
return FALSE;
}
priv->uri = g_strdup(url.string().utf8().data());
return TRUE;
}
#endif
static void webKitWebSrcUriHandlerInit(gpointer gIface, gpointer ifaceData)
{
GstURIHandlerInterface* iface = (GstURIHandlerInterface *) gIface;
iface->get_type = webKitWebSrcUriGetType;
iface->get_protocols = webKitWebSrcGetProtocols;
iface->get_uri = webKitWebSrcGetUri;
iface->set_uri = webKitWebSrcSetUri;
}
static gboolean webKitWebSrcNeedDataMainCb(WebKitWebSrc* src)
{
WebKitWebSrcPrivate* priv = src->priv;
priv->resourceHandle->setDefersLoading(false);
GST_OBJECT_LOCK(src);
priv->paused = FALSE;
priv->needDataID = 0;
GST_OBJECT_UNLOCK(src);
return FALSE;
}
static void webKitWebSrcNeedDataCb(GstAppSrc* appsrc, guint length, gpointer userData)
{
WebKitWebSrc* src = WEBKIT_WEB_SRC(userData);
WebKitWebSrcPrivate* priv = src->priv;
GST_DEBUG_OBJECT(src, "Need more data: %u", length);
GST_OBJECT_LOCK(src);
if (priv->needDataID || !priv->paused) {
GST_OBJECT_UNLOCK(src);
return;
}
priv->needDataID = g_timeout_add_full(G_PRIORITY_DEFAULT, 0, (GSourceFunc) webKitWebSrcNeedDataMainCb, gst_object_ref(src), (GDestroyNotify) gst_object_unref);
GST_OBJECT_UNLOCK(src);
}
static gboolean webKitWebSrcEnoughDataMainCb(WebKitWebSrc* src)
{
WebKitWebSrcPrivate* priv = src->priv;
priv->resourceHandle->setDefersLoading(true);
GST_OBJECT_LOCK(src);
priv->paused = TRUE;
priv->enoughDataID = 0;
GST_OBJECT_UNLOCK(src);
return FALSE;
}
static void webKitWebSrcEnoughDataCb(GstAppSrc* appsrc, gpointer userData)
{
WebKitWebSrc* src = WEBKIT_WEB_SRC(userData);
WebKitWebSrcPrivate* priv = src->priv;
GST_DEBUG_OBJECT(src, "Have enough data");
GST_OBJECT_LOCK(src);
if (priv->enoughDataID || priv->paused) {
GST_OBJECT_UNLOCK(src);
return;
}
priv->enoughDataID = g_timeout_add_full(G_PRIORITY_DEFAULT, 0, (GSourceFunc) webKitWebSrcEnoughDataMainCb, gst_object_ref(src), (GDestroyNotify) gst_object_unref);
GST_OBJECT_UNLOCK(src);
}
static gboolean webKitWebSrcSeekMainCb(WebKitWebSrc* src)
{
webKitWebSrcStop(src, true);
webKitWebSrcStart(src);
return FALSE;
}
static gboolean webKitWebSrcSeekDataCb(GstAppSrc* appsrc, guint64 offset, gpointer userData)
{
WebKitWebSrc* src = WEBKIT_WEB_SRC(userData);
WebKitWebSrcPrivate* priv = src->priv;
GST_DEBUG_OBJECT(src, "Seeking to offset: %" G_GUINT64_FORMAT, offset);
if (offset == priv->offset)
return TRUE;
if (!priv->seekable)
return FALSE;
if (offset > priv->size)
return FALSE;
GST_DEBUG_OBJECT(src, "Doing range-request seek");
priv->requestedOffset = offset;
GST_OBJECT_LOCK(src);
if (priv->seekID)
g_source_remove(priv->seekID);
priv->seekID = g_timeout_add_full(G_PRIORITY_DEFAULT, 0, (GSourceFunc) webKitWebSrcSeekMainCb, gst_object_ref(src), (GDestroyNotify) gst_object_unref);
GST_OBJECT_UNLOCK(src);
return TRUE;
}
void webKitWebSrcSetMediaPlayer(WebKitWebSrc* src, WebCore::MediaPlayer* player)
{
WebKitWebSrcPrivate* priv = src->priv;
WebCore::Frame* frame = 0;
WebCore::Document* document = player->mediaPlayerClient()->mediaPlayerOwningDocument();
if (document)
frame = document->frame();
priv->frame = frame;
priv->player = player;
}
StreamingClient::StreamingClient(WebKitWebSrc* src) : m_src(src)
{
}
StreamingClient::~StreamingClient()
{
}
void StreamingClient::willSendRequest(ResourceHandle*, ResourceRequest&, const ResourceResponse&)
{
}
void StreamingClient::didReceiveResponse(ResourceHandle*, const ResourceResponse& response)
{
WebKitWebSrcPrivate* priv = m_src->priv;
GST_DEBUG_OBJECT(m_src, "Received response: %d", response.httpStatusCode());
if (priv->requestedOffset && response.httpStatusCode() != 206) {
GST_ELEMENT_ERROR(m_src, RESOURCE, READ, (0), (0));
gst_app_src_end_of_stream(priv->appsrc);
webKitWebSrcStop(m_src, false);
return;
}
long long length = response.expectedContentLength();
if (length > 0) {
length += priv->requestedOffset;
gst_app_src_set_size(priv->appsrc, length);
if (!priv->haveAppSrc27) {
#ifdef GST_API_VERSION_1
GstSegment* segment = &GST_BASE_SRC(priv->appsrc)->segment;
segment->duration = length;
segment->format = GST_FORMAT_BYTES;
#else
gst_segment_set_duration(&GST_BASE_SRC(priv->appsrc)->segment, GST_FORMAT_BYTES, length);
#endif
gst_element_post_message(GST_ELEMENT(priv->appsrc),
gst_message_new_duration(GST_OBJECT(priv->appsrc),
GST_FORMAT_BYTES, length));
}
}
priv->size = length >= 0 ? length : 0;
priv->seekable = length > 0 && g_ascii_strcasecmp("none", response.httpHeaderField("Accept-Ranges").utf8().data());
String value = response.httpHeaderField("icy-metaint");
if (!value.isEmpty()) {
gchar* endptr = 0;
gint64 icyMetaInt = g_ascii_strtoll(value.utf8().data(), &endptr, 10);
if (endptr && *endptr == '\0' && icyMetaInt > 0) {
GRefPtr<GstCaps> caps = adoptGRef(gst_caps_new_simple("application/x-icy", "metadata-interval", G_TYPE_INT, (gint) icyMetaInt, NULL));
gst_app_src_set_caps(priv->appsrc, caps.get());
}
}
#ifdef GST_API_VERSION_1
GstTagList* tags = gst_tag_list_new_empty();
#else
GstTagList* tags = gst_tag_list_new();
#endif
value = response.httpHeaderField("icy-name");
if (!value.isEmpty()) {
g_free(priv->iradioName);
priv->iradioName = g_strdup(value.utf8().data());
g_object_notify(G_OBJECT(m_src), "iradio-name");
gst_tag_list_add(tags, GST_TAG_MERGE_REPLACE, GST_TAG_ORGANIZATION, priv->iradioName, NULL);
}
value = response.httpHeaderField("icy-genre");
if (!value.isEmpty()) {
g_free(priv->iradioGenre);
priv->iradioGenre = g_strdup(value.utf8().data());
g_object_notify(G_OBJECT(m_src), "iradio-genre");
gst_tag_list_add(tags, GST_TAG_MERGE_REPLACE, GST_TAG_GENRE, priv->iradioGenre, NULL);
}
value = response.httpHeaderField("icy-url");
if (!value.isEmpty()) {
g_free(priv->iradioUrl);
priv->iradioUrl = g_strdup(value.utf8().data());
g_object_notify(G_OBJECT(m_src), "iradio-url");
gst_tag_list_add(tags, GST_TAG_MERGE_REPLACE, GST_TAG_LOCATION, priv->iradioUrl, NULL);
}
value = response.httpHeaderField("icy-title");
if (!value.isEmpty()) {
g_free(priv->iradioTitle);
priv->iradioTitle = g_strdup(value.utf8().data());
g_object_notify(G_OBJECT(m_src), "iradio-title");
gst_tag_list_add(tags, GST_TAG_MERGE_REPLACE, GST_TAG_TITLE, priv->iradioTitle, NULL);
}
if (gst_tag_list_is_empty(tags))
gst_tag_list_free(tags);
else
#ifdef GST_API_VERSION_1
gst_pad_push_event(GST_PAD_CAST(m_src->priv->srcpad), gst_event_new_tag(tags));
#else
gst_element_found_tags_for_pad(GST_ELEMENT(m_src), m_src->priv->srcpad, tags);
#endif
}
void StreamingClient::didReceiveData(ResourceHandle* handle, const char* data, int length, int encodedDataLength)
{
WebKitWebSrcPrivate* priv = m_src->priv;
GST_LOG_OBJECT(m_src, "Have %d bytes of data", length);
if (priv->seekID || handle != priv->resourceHandle) {
GST_DEBUG_OBJECT(m_src, "Seek in progress, ignoring data");
return;
}
GstBuffer* buffer = gst_buffer_new_and_alloc(length);
#ifdef GST_API_VERSION_1
gst_buffer_fill(buffer, 0, data, length);
#else
memcpy(GST_BUFFER_DATA(buffer), data, length);
#endif
GST_BUFFER_OFFSET(buffer) = priv->offset;
priv->offset += length;
GST_BUFFER_OFFSET_END(buffer) = priv->offset;
GstFlowReturn ret = gst_app_src_push_buffer(priv->appsrc, buffer);
#ifdef GST_API_VERSION_1
if (ret != GST_FLOW_OK && ret != GST_FLOW_EOS)
#else
if (ret != GST_FLOW_OK && ret != GST_FLOW_UNEXPECTED)
#endif
GST_ELEMENT_ERROR(m_src, CORE, FAILED, (0), (0));
}
void StreamingClient::didFinishLoading(ResourceHandle*, double)
{
WebKitWebSrcPrivate* priv = m_src->priv;
GST_DEBUG_OBJECT(m_src, "Have EOS");
if (!priv->seekID)
gst_app_src_end_of_stream(m_src->priv->appsrc);
}
void StreamingClient::didFail(ResourceHandle*, const ResourceError& error)
{
GST_ERROR_OBJECT(m_src, "Have failure: %s", error.localizedDescription().utf8().data());
GST_ELEMENT_ERROR(m_src, RESOURCE, FAILED, ("%s", error.localizedDescription().utf8().data()), (0));
gst_app_src_end_of_stream(m_src->priv->appsrc);
}
void StreamingClient::wasBlocked(ResourceHandle*)
{
GST_ERROR_OBJECT(m_src, "Request was blocked");
GST_ELEMENT_ERROR(m_src, RESOURCE, OPEN_READ, ("Access to \"%s\" was blocked", m_src->priv->uri), (0));
}
void StreamingClient::cannotShowURL(ResourceHandle*)
{
GST_ERROR_OBJECT(m_src, "Cannot show URL");
GST_ELEMENT_ERROR(m_src, RESOURCE, OPEN_READ, ("Can't show \"%s\"", m_src->priv->uri), (0));
}
#endif // USE(GSTREAMER)