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Diffstat (limited to 'Source/WebCore/html/track/DataCue.cpp')
| -rw-r--r-- | Source/WebCore/html/track/DataCue.cpp | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/Source/WebCore/html/track/DataCue.cpp b/Source/WebCore/html/track/DataCue.cpp deleted file mode 100644 index 2f4804ad1..000000000 --- a/Source/WebCore/html/track/DataCue.cpp +++ /dev/null @@ -1,195 +0,0 @@ -/* - * Copyright (C) 2014 Cable Television Labs Inc. All rights reserved. - * Copyright (C) 2014 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" - -#if ENABLE(VIDEO_TRACK) -#include "DataCue.h" - -#include "Logging.h" -#include "TextTrack.h" -#include "TextTrackCueList.h" -#include <runtime/Protect.h> - -namespace WebCore { - -DataCue::DataCue(ScriptExecutionContext& context, const MediaTime& start, const MediaTime& end, ArrayBuffer* data, const String& type, ExceptionCode& ec) - : TextTrackCue(context, start, end) - , m_type(type) -{ - setData(data, ec); -} - -DataCue::DataCue(ScriptExecutionContext& context, const MediaTime& start, const MediaTime& end, const void* data, unsigned length) - : TextTrackCue(context, start, end) -{ - m_data = ArrayBuffer::create(data, length); -} - -#if ENABLE(DATACUE_VALUE) -DataCue::DataCue(ScriptExecutionContext& context, const MediaTime& start, const MediaTime& end, PassRefPtr<SerializedPlatformRepresentation> platformValue, const String& type) - : TextTrackCue(context, start, end) - , m_type(type) - , m_platformValue(platformValue) -{ -} - -DataCue::DataCue(ScriptExecutionContext& context, const MediaTime& start, const MediaTime& end, JSC::JSValue value, const String& type) - : TextTrackCue(context, start, end) - , m_type(type) - , m_value(value) -{ -} -#endif - -DataCue::~DataCue() -{ -#if ENABLE(DATACUE_VALUE) - if (m_value) - JSC::gcUnprotect(m_value); -#endif -} - -PassRefPtr<ArrayBuffer> DataCue::data() const -{ -#if ENABLE(DATACUE_VALUE) - if (m_platformValue) - return m_platformValue->data(); -#endif - - if (!m_data) - return nullptr; - - return ArrayBuffer::create(m_data.get()); -} - -void DataCue::setData(ArrayBuffer* data, ExceptionCode& ec) -{ - if (!data) { - ec = TypeError; - return; - } - -#if ENABLE(DATACUE_VALUE) - m_platformValue = nullptr; - m_value = JSC::JSValue(); -#endif - - m_data = ArrayBuffer::create(data); -} - -DataCue* toDataCue(TextTrackCue* cue) -{ - ASSERT_WITH_SECURITY_IMPLICATION(cue->cueType() == TextTrackCue::Data); - return static_cast<DataCue*>(cue); -} - -const DataCue* toDataCue(const TextTrackCue* cue) -{ - ASSERT_WITH_SECURITY_IMPLICATION(cue->cueType() == TextTrackCue::Data); - return static_cast<const DataCue*>(cue); -} - -bool DataCue::cueContentsMatch(const TextTrackCue& cue) const -{ - if (cue.cueType() != TextTrackCue::Data) - return false; - - const DataCue* dataCue = toDataCue(&cue); - RefPtr<ArrayBuffer> otherData = dataCue->data(); - if ((otherData && !m_data) || (!otherData && m_data)) - return false; - if (m_data && m_data->byteLength() != otherData->byteLength()) - return false; - if (m_data && m_data->data() && memcmp(m_data->data(), otherData->data(), m_data->byteLength())) - return false; - -#if ENABLE(DATACUE_VALUE) - RefPtr<SerializedPlatformRepresentation> otherPlatformValue = dataCue->platformValue(); - if ((otherPlatformValue && !m_platformValue) || (!otherPlatformValue && m_platformValue)) - return false; - if (m_platformValue && !m_platformValue->isEqual(*otherPlatformValue.get())) - return false; - - JSC::JSValue thisValue = value(nullptr); - JSC::JSValue otherValue = dataCue->value(nullptr); - if ((otherValue && !thisValue) || (!otherValue && thisValue)) - return false; - if (!JSC::JSValue::strictEqual(nullptr, thisValue, otherValue)) - return false; -#endif - - return true; -} - -bool DataCue::isEqual(const TextTrackCue& cue, TextTrackCue::CueMatchRules match) const -{ - if (!TextTrackCue::isEqual(cue, match)) - return false; - - if (cue.cueType() != TextTrackCue::Data) - return false; - - return cueContentsMatch(cue); -} - -bool DataCue::doesExtendCue(const TextTrackCue& cue) const -{ - if (!cueContentsMatch(cue)) - return false; - - return TextTrackCue::doesExtendCue(cue); -} - -#if ENABLE(DATACUE_VALUE) -JSC::JSValue DataCue::value(JSC::ExecState* exec) const -{ - if (exec && m_platformValue) - return m_platformValue->deserialize(exec); - - if (m_value) - return m_value; - - return JSC::jsNull(); -} - -void DataCue::setValue(JSC::ExecState*, JSC::JSValue value) -{ - // FIXME: this should use a SerializedScriptValue. - if (m_value) - JSC::gcUnprotect(m_value); - m_value = value; - if (m_value) - JSC::gcProtect(m_value); - - m_platformValue = nullptr; - m_data = nullptr; -} -#endif - -} // namespace WebCore - -#endif |