Aegisub/devel/prs/png_wrap.h
Amar Takhar aa506bfe40 SVN Transition Step 6/7
1. svn mv OverLua SSATool athenasub avisynth_prs kanamemo \
     motiontracker prs traydict unit_test vsfilter devel/

* See r2749 for full description.

Originally committed to SVN as r2755.
2009-03-08 08:31:54 +00:00

69 lines
2.3 KiB
C++

// Copyright (c) 2006, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * 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.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE COPYRIGHT OWNER 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.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//
///////////
// Headers
#include <png.h>
//////////////
// Prototypes
class PRSVideoFrame;
/////////////////////
// PNG Wrapper class
class PNGWrapper {
private:
bool initialized;
int pos;
void *data;
void Begin();
void End();
static void memory_read_data(png_structp png_ptr, png_bytep data, png_size_t length);
void ReadData(png_bytep data, png_size_t length);
public:
PNGWrapper();
~PNGWrapper();
void SetData(void *ptr) { data = ptr; pos = 0; }
void *GetData() { return data; }
void Read(PRSVideoFrame *dst);
};