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android_development/tools/emulator/opengl/system/OpenglCodecCommon/FixedBuffer.h
Jacky Romano c27986a3c2 Opengl implementation - codec common code
This change adds the libOpenglCodecCommon, which holds
shared code between the encoder and the decoder parts of the opengl
codec. The library is built as static with both a target version and
a host version.

Change-Id: I163eea8fdb635620e6cde9d1d75c3e7369953213
2011-03-28 19:01:49 +02:00

53 lines
1.4 KiB
C++

/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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.
*/
#ifndef _FIXED_BUFFER_H
#define _FIXED_BUFFER_H
class FixedBuffer {
public:
FixedBuffer(size_t initialSize = 0) {
m_buffer = NULL;
m_bufferLen = 0;
alloc(m_bufferLen);
}
~FixedBuffer() {
if (m_buffer != NULL) {
delete m_buffer;
m_bufferLen = 0;
}
}
void * alloc(size_t size) {
if (m_bufferLen >= size) return (void *)(m_buffer);
if (m_buffer != NULL) delete m_buffer;
m_bufferLen = size;
m_buffer = new unsigned char[m_bufferLen];
if (m_buffer == NULL) m_bufferLen = 0;
return m_buffer;
}
void *ptr() { return m_buffer; }
size_t len() { return m_bufferLen; }
private:
unsigned char *m_buffer;
size_t m_bufferLen;
};
#endif