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Originally committed to SVN as r258.

This commit is contained in:
Rodrigo Braz Monteiro 2006-03-30 03:53:29 +00:00
parent 84ffb67b04
commit 342322cea5
4 changed files with 116 additions and 8 deletions
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49
core/ram_output_stream.cpp Normal file
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@ -0,0 +1,49 @@
// 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 "ram_output_stream.h"
/////////
// Write
wxOutputStream& RAMOutputStream::Write(const void *buffer, size_t size) {
size_t start = data.size();
data.resize(start+size);
memcpy(&data[start],buffer,size);
return *this;
}

52
core/ram_output_stream.h Normal file
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@ -0,0 +1,52 @@
// 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
//
#pragma once
///////////
// Headers
#include <wx/stream.h>
#include <vector>
///////////////////////////
// RAM output stream class
class RAMOutputStream : public wxOutputStream {
public:
std::vector<char*> data;
wxOutputStream& Write(const void *buffer, size_t size);
};

20
core/subtitle_format_prs.cpp
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@ -112,22 +112,26 @@ void PRSSubtitleFormat::WriteFile(wxString filename,wxString encoding) {
PVideoFrame frame2 = clip2->GetFrame(framen,env2);
// Convert to PNG
wxImage bmp = CalculateAlpha(frame1->GetReadPtr(),frame2->GetReadPtr(),frame1->GetRowSize(),frame1->GetHeight(),frame1->GetPitch());
bmp.SaveFile(filename + wxString::Format(_T("%i.png"),id),wxBITMAP_TYPE_PNG);
int x=0,y=0;
wxImage bmp = CalculateAlpha(frame1->GetReadPtr(),frame2->GetReadPtr(),frame1->GetRowSize(),frame1->GetHeight(),frame1->GetPitch(),&x,&y);
//bmp.SaveFile(filename + wxString::Format(_T("%i.png"),id),wxBITMAP_TYPE_PNG);
RAMOutputStream stream;
bmp.SaveFile(stream,wxBITMAP_TYPE_PNG);
// Create PRSImage
PRSImage *img = new PRSImage;
img->id = id;
img->dataLen = 0;
img->data = NULL;
img->dataLen = stream.data.size();
img->data = new char[img->dataLen];
memcpy(img->data,&stream.data[0],img->dataLen);
// Create PRSDisplay
PRSDisplay *display = new PRSDisplay;
display->start = diag->Start.GetMS();
display->end = diag->End.GetMS();
display->id = id;
display->x = 0;
display->y = 0;
display->x = x;
display->y = y;
display->alpha = 255;
display->blend = 0;
@ -158,7 +162,7 @@ void PRSSubtitleFormat::WriteFile(wxString filename,wxString encoding) {
// ------------------------------------------
// Frame 1 should have the image on a BLACK background
// Frame 2 should have the same image on a WHITE background
wxImage PRSSubtitleFormat::CalculateAlpha(const unsigned char* frame1, const unsigned char* frame2, int w, int h, int pitch) {
wxImage PRSSubtitleFormat::CalculateAlpha(const unsigned char* frame1, const unsigned char* frame2, int w, int h, int pitch, int *dstx, int *dsty) {
// Allocate image data
unsigned char *data = (unsigned char*) malloc(sizeof(unsigned char)*w*h*3);
unsigned char *alpha = (unsigned char*) malloc(sizeof(unsigned char)*w*h);
@ -232,6 +236,8 @@ wxImage PRSSubtitleFormat::CalculateAlpha(const unsigned char* frame1, const uns
// Return subimage
minx /= 4;
maxx /= 4;
if (dstx) *dstx = minx;
if (dsty) *dsty = miny;
wxImage subimg = SubImageWithAlpha(img,wxRect(minx,miny,maxx-minx+1,maxy-miny+1));
return subimg;
}

3
core/subtitle_format_prs.h
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@ -40,6 +40,7 @@
///////////
// Headers
#include "subtitle_format.h"
#include "ram_output_stream.h"
//////////////
@ -47,7 +48,7 @@
class PRSSubtitleFormat : public SubtitleFormat {
private:
wxImage SubImageWithAlpha(wxImage src,const wxRect &area);
wxImage CalculateAlpha(const unsigned char* frame1, const unsigned char* frame2, int w, int h, int pitch);
wxImage CalculateAlpha(const unsigned char* frame1, const unsigned char* frame2, int w, int h, int pitch, int *x=NULL, int *y=NULL);
public:
bool CanWriteFile(wxString filename);