/*
* Copyright (C) 2014 Intel Corporation. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "vaapicodedbuffer.h"
#include "vaapi/vaapicontext.h"
#include <string.h>
namespace YamiMediaCodec{
CodedBufferPtr VaapiCodedBuffer::create(const ContextPtr& context, uint32_t bufSize)
{
CodedBufferPtr coded;
BufObjectPtr buf = VaapiBuffer::create(context, VAEncCodedBufferType, bufSize);
if (buf)
coded.reset(new VaapiCodedBuffer(buf));
return coded;
}
bool VaapiCodedBuffer::map()
{
if (!m_segments)
m_segments = static_cast<VACodedBufferSegment*>(m_buf->map());
return m_segments != NULL;
}
uint32_t VaapiCodedBuffer::size()
{
if (!map())
return 0;
uint32_t size = 0;
VACodedBufferSegment* segment = m_segments;
while (segment != NULL) {
size += segment->size;
segment = static_cast<VACodedBufferSegment*>(segment->next);
}
return size;
}
bool VaapiCodedBuffer::copyInto(void* data)
{
if (!data)
return false;
if (!map())
return false;
uint8_t* dest = static_cast<uint8_t*>(data);
VACodedBufferSegment* segment = m_segments;
while (segment != NULL) {
memcpy(dest, segment->buf, segment->size);
dest += segment->size;
segment = static_cast<VACodedBufferSegment*>(segment->next);
}
return true;
}
}