//int __stdcall dimzon_avs_getlasterror(SafeStruct* pstr, char *str, int len)
public Int32 dimzon_avs_getlasterror(SafeStruct pstr, String str, Int32 len)
{
pstr.error_msg = str;
//strncpy_s(str, len, pstr->error_msg, len - 1);
return(str.Length);
//return (int)strlen(str);
}
//int __stdcall dimzon_avs_getvframe(SafeStruct* pstr, void *buf, int stride, int frame_number )
public Int32 dimzon_avs_getvframe(SafeStruct pstr, IntPtr buf, Int32 stride, Int32 frame_number)
{
try
{
//Get video frame pointer
//PVideoFrame frame_pointer = pstr->clp->GetFrame(frame_number, pstr->environment);
dynamic frame_pointer = pstr.clp.GetFrame(frame_number, pstr.environment);
if ((buf != IntPtr.Zero) && (stride != 0))
{
//pstr->environment->BitBlt((BYTE*)buf, stride, frame_pointer->GetReadPtr(), frame_pointer->GetPitch(),
// frame_pointer->GetRowSize(), frame_pointer->GetHeight());
pstr.environment.BitBlt(buf, stride, frame_pointer.GetReadPtr(), frame_pointer.GetPitch(),
frame_pointer.GetRowSize(), frame_pointer.GetHeight());
}
//pstr->error_msg[0] = 0;
pstr.error_msg = String.Empty;
}
//catch(AvisynthError err)
catch (Exception ex)
{
//strncpy_s(pstr->error_msg, ERRMSG_LEN, err.msg, _TRUNCATE);
pstr.error_msg = ex.Message;
return(-1);
}
return(0);
}
//int __stdcall dimzon_avs_destroy(SafeStruct** ppstr)
public Int32 dimzon_avs_destroy(SafeStruct ppstr)
{
//if(!ppstr)
//if (ppstr == null)
//{
// return 0;
//}
//SafeStruct* pstr = *ppstr;
SafeStruct pstr = ppstr;
//if(!pstr)
// if(pstr ==null)
//{
// return 0;
//}
//if(pstr->clp)
if (pstr.clp != null)
{
//pstr->clp = NULL;
pstr.clp = null;
}
//if(pstr->result)
if (pstr.result != null)
{
//delete pstr->result;
//pstr->result = NULL;
pstr.result = null;
}
//if(pstr->environment)
if (pstr.environment != null)
{
//delete pstr->environment;
//pstr->environment = NULL;
pstr.environment = null;
}
//if(pstr->dll)
if (pstr.dll != null)
{
//FreeLibrary(pstr->dll);
pstr.dll = null;
}
//free(pstr);
//*ppstr = NULL;
//pstr = null;
//ppstr = null;
return(0);
}
//int __stdcall dimzon_avs_getintvariable(SafeStruct* pstr, const char* name, int* result)
public Int32 dimzon_avs_getintvariable(SafeStruct pstr, String name, out Int32 result)
{
try
{
pstr.error_msg = String.Empty;
//pstr->error_msg[0] = 0;
try
{
//AVSValue var = pstr->environment->GetVar(name);
dynamic avsValueVar = pstr.environment.GetVar(name);
if (avsValueVar.Defined())
{
if (!avsValueVar.IsInt())
{
//strncpy_s(pstr->error_msg, ERRMSG_LEN, "Variable is not Integer!", _TRUNCATE);
pstr.error_msg = "Variable is not Integer!";
result = Int32.MinValue;
return(-2);
}
//*result = var.AsInt();
result = avsValueVar.AsInt();
return(0);
}
else
{
result = Int32.MinValue;
return(999); // Signal "Not defined"
}
}
//catch(AvisynthError err)
catch (Exception ex)
{
//strncpy_s(pstr->error_msg, ERRMSG_LEN, err.msg, _TRUNCATE);
pstr.error_msg = ex.Message;
result = Int32.MinValue;
return(-1);
}
}
//catch(IScriptEnvironment::NotFound)
catch (Exception)
{
result = Int32.MinValue;
return(666); // Signal "Not Found"
}
}
//int __stdcall dimzon_avs_getaframe(SafeStruct* pstr, void *buf, INT64 start, INT64 count)
public Int32 dimzon_avs_getaframe(SafeStruct pstr, IntPtr buf, Int64 start, Int64 count)
{
try
{
//pstr->clp->GetAudio(buf, start, count, pstr->environment);
pstr.clp.GetAudio(buf, start, count, pstr.environment);
//pstr->error_msg[0] = 0;
pstr.error_msg = String.Empty;
return(0);
}
//catch(AvisynthError err)
catch (Exception ex)
{
//strncpy_s(pstr->error_msg, ERRMSG_LEN, err.msg, _TRUNCATE);
pstr.error_msg = ex.Message;
return(-1);
}
}
// same as old dimzon_avs_init() but without the fix audio output at 16 bit. Requires AviSynth >= v2.5.7
//int __stdcall dimzon_avs_init_2(SafeStruct** ppstr, char *func, char *arg, AcAvsWrapperVideoFileInfo *vi, int* originalPixelType, int* originalSampleType, char *cs)
public Int32 dimzon_avs_init_2(SafeStruct ppstr, String func, String arg, AcAvsWrapperVideoFileInfo vi, Int32 originalPixelType, Int32 originalSampleType, String cs)
{
//SafeStruct* pstr = ((SafeStruct*)malloc(sizeof(SafeStruct)));
SafeStruct pstr = new SafeStruct();
//*ppstr = pstr;
ppstr = pstr;
//memset(pstr, 0, sizeof(SafeStruct));
//pstr->dll = LoadLibrary("avisynth.dll");
pstr.dll = LoadLibrary("avisynth.dll");
//if(!pstr->dll)
if (!pstr.dll)
{
//strncpy_s(pstr->error_msg, ERRMSG_LEN, "Cannot load avisynth.dll!", _TRUNCATE);
pstr.error_msg = "Cannot load avisynth.dll!";
return(1);
}
//IScriptEnvironment* (* CreateScriptEnvironment)(int version) = (IScriptEnvironment*(*)(int)) GetProcAddress(pstr->dll, "CreateScriptEnvironment");
dynamic CreateScriptEnvironment = GetProcAddress(pstr.dll, "CreateScriptEnvironment");
if (!CreateScriptEnvironment)
{
//strncpy_s(pstr->error_msg, ERRMSG_LEN, "Cannot load CreateScriptEnvironment!", _TRUNCATE);
pstr.error_msg = "Cannot load CreateScriptEnvironment!";
return(2);
}
//pstr->environment = CreateScriptEnvironment(AVISYNTH_INTERFACE_VERSION);
pstr.environment = CreateScriptEnvironment(3);
//if (pstr->environment == NULL)
if (pstr.environment == null)
{
//strncpy_s(pstr->error_msg, ERRMSG_LEN, "Required Avisynth 2.5!", _TRUNCATE);
pstr.error_msg = "Required Avisynth 2.5+!";
return(3);
}
try
{
AVSValue arg(arg);
dynamic res = pstr.environment.Invoke(func, AVSValue(arg, 1));
//AVSValue res = pstr->environment->Invoke(func, AVSValue(&arg, 1));
if (!res.IsClip())
{
strncpy_s(pstr->error_msg, ERRMSG_LEN, "The script's return was not a video clip!", _TRUNCATE);
return(4);
}
pstr->clp = res.AsClip();
VideoInfo inf = pstr->clp->GetVideoInfo();
if (inf.HasVideo())
{
*originalPixelType = inf.pixel_type;
if (strcmp("RGB24", cs) == 0 && (!inf.IsRGB24()))
{
res = pstr->environment->Invoke("ConvertToRGB24", AVSValue(&res, 1));
pstr->clp = res.AsClip();
//free(&inf);
inf = pstr->clp->GetVideoInfo();
if (!inf.IsRGB24())
{
//Add by Gpower2
//Shouldn't we clear memory here?
free(&inf);
dimzon_avs_destroy(ppstr);
strncpy_s(pstr->error_msg, ERRMSG_LEN, "Cannot convert video to RGB24", _TRUNCATE);
return(5);
}
}
if (strcmp("RGB32", cs) == 0 && (!inf.IsRGB32()))
{
res = pstr->environment->Invoke("ConvertToRGB32", AVSValue(&res, 1));
pstr->clp = res.AsClip();
//free(&inf);
inf = pstr->clp->GetVideoInfo();
if (!inf.IsRGB32())
{
//Add by Gpower2
//Shouldn't we clear memory here?
free(&inf);
dimzon_avs_destroy(ppstr);
strncpy_s(pstr->error_msg, ERRMSG_LEN, "Cannot convert video to RGB32!", _TRUNCATE);
return(5);
}
}
if (strcmp("YUY2", cs) == 0 && (!inf.IsYUY2()))
{
res = pstr->environment->Invoke("ConvertToYUY2", AVSValue(&res, 1));
pstr->clp = res.AsClip();
//free(&inf);
inf = pstr->clp->GetVideoInfo();
if (!inf.IsYUY2())
{
//Add by Gpower2
//Shouldn't we clear memory here?
free(&inf);
dimzon_avs_destroy(ppstr);
strncpy_s(pstr->error_msg, ERRMSG_LEN, "Cannot convert video to YUY2!", _TRUNCATE);
return(5);
}
}
if (strcmp("YV12", cs) == 0 && (!inf.IsYV12()))
{
res = pstr->environment->Invoke("ConvertToYV12", AVSValue(&res, 1));
pstr->clp = res.AsClip();
//free(&inf);
inf = pstr->clp->GetVideoInfo();
if (!inf.IsYV12())
{
//Add by Gpower2
//Shouldn't we clear memory here?
free(&inf);
dimzon_avs_destroy(ppstr);
strncpy_s(pstr->error_msg, ERRMSG_LEN, "Cannot convert video to YV12!", _TRUNCATE);
return(5);
}
}
}
if (vi != NULL)
{
vi->width = inf.width;
vi->height = inf.height;
vi->rate_numerator = inf.fps_numerator;
vi->rate_denominator = inf.fps_denominator;
vi->aspect_numerator = 0;
vi->aspect_denominator = 1;
vi->has_interlaced_frames = 0;
vi->is_top_field_first = 0;
vi->number_frames = inf.num_frames;
vi->pixel_type = inf.pixel_type;
vi->audio_samples_per_second = inf.audio_samples_per_second;
vi->number_audio_samples = inf.num_audio_samples;
vi->sample_type = inf.sample_type;
vi->number_channels = inf.nchannels;
}
pstr->result = new AVSValue(res);
pstr->error_msg[0] = 0;
return(0);
}
//catch(AvisynthError err)
catch (Exception ex)
{
//strncpy_s(pstr->error_msg, ERRMSG_LEN, err.msg, _TRUNCATE);
pstr.error_msg = ex.Message;
return(999);
}
}
