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/*
* Copyright (C) 2016 Metrological Group B.V.
* Copyright (C) 2016 Igalia S.L
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* aint with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "GStreamerMediaDescription.h"
#include "GUniquePtrGStreamer.h"
#include <gst/pbutils/pbutils.h>
#include <wtf/text/AtomicString.h>
#include <wtf/text/WTFString.h>
#if ENABLE(VIDEO) && USE(GSTREAMER) && ENABLE(MEDIA_SOURCE)
namespace WebCore {
AtomicString GStreamerMediaDescription::codec() const
{
GUniquePtr<gchar> description(gst_pb_utils_get_codec_description(m_caps.get()));
String codecName(description.get());
// Report "H.264 (Main Profile)" and "H.264 (High Profile)" just as "H.264" to allow changes between both variants
// go unnoticed to the SourceBuffer layer.
if (codecName.startsWith("H.264")) {
size_t braceStart = codecName.find(" (");
size_t braceEnd = codecName.find(")");
if (braceStart != notFound && braceEnd != notFound)
codecName.remove(braceStart, braceEnd-braceStart);
}
return codecName;
}
bool GStreamerMediaDescription::isVideo() const
{
GstStructure* structure = gst_caps_get_structure(m_caps.get(), 0);
const gchar* name = gst_structure_get_name(structure);
return g_str_has_prefix(name, "video/");
}
bool GStreamerMediaDescription::isAudio() const
{
GstStructure* structure = gst_caps_get_structure(m_caps.get(), 0);
const gchar* name = gst_structure_get_name(structure);
return g_str_has_prefix(name, "audio/");
}
bool GStreamerMediaDescription::isText() const
{
// FIXME: Implement proper text track support.
return false;
}
} // namespace WebCore.
#endif // USE(GSTREAMER)
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