mirror of https://github.com/odrling/Aegisub
88 lines
3.0 KiB
C++
88 lines
3.0 KiB
C++
// Copyright (c) 2005, 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
|
|
//
|
|
|
|
|
|
////////////
|
|
// Includes
|
|
#include "avisynth_wrap.h"
|
|
#include "options.h"
|
|
|
|
///////////////////////////////
|
|
// Static field initialization
|
|
int AviSynthWrapper::avs_refcount = 0;
|
|
HINSTANCE AviSynthWrapper::hLib = NULL;
|
|
IScriptEnvironment *AviSynthWrapper::env = NULL;
|
|
wxMutex AviSynthWrapper::AviSynthMutex;
|
|
|
|
////////////////////////
|
|
// AviSynth constructor
|
|
AviSynthWrapper::AviSynthWrapper() {
|
|
if (!avs_refcount++) {
|
|
hLib=LoadLibrary(_T("avisynth.dll"));
|
|
|
|
if (hLib == NULL)
|
|
throw _T("Could not load avisynth.dll");
|
|
|
|
FUNC *CreateScriptEnv = (FUNC*)GetProcAddress(hLib, "CreateScriptEnvironment");
|
|
|
|
if (CreateScriptEnv == NULL)
|
|
throw _T("Failed to get function from avisynth.dll");
|
|
|
|
env = CreateScriptEnv(AVISYNTH_INTERFACE_VERSION);
|
|
|
|
if (env == NULL)
|
|
throw _T("Failed to create a new avisynth script environment. Avisynth is too old?");
|
|
|
|
// Check for a new enough avisynth version by looking for the most obscure function used
|
|
if (!env->FunctionExists("InternalCache"))
|
|
throw _T("Installed version of avisynth is too old");
|
|
|
|
// Set memory limit
|
|
int memoryMax = Options.AsInt(_T("Avisynth MemoryMax"));
|
|
if (memoryMax != 0)
|
|
env->SetMemoryMax(memoryMax);
|
|
|
|
}
|
|
}
|
|
|
|
///////////////////////
|
|
// AviSynth destructor
|
|
AviSynthWrapper::~AviSynthWrapper() {
|
|
if (!--avs_refcount) {
|
|
delete env;
|
|
FreeLibrary(hLib);
|
|
}
|
|
}
|