示例#1
0
AVSValue ExpMult::Evaluate(IScriptEnvironment* env) 
{
  AVSValue x = a->Evaluate(env);
  AVSValue y = b->Evaluate(env);
  if (x.IsInt() && y.IsInt())
    return x.AsInt() * y.AsInt();
  else if (x.IsFloat() && y.IsFloat())
    return x.AsFloat() * y.AsFloat();
  else {
    env->ThrowError("Evaluate: operands of `*' must be numeric");
    return 0;
  }
}
示例#2
0
void ConditionalReader::SetRange(int start_frame, int stop_frame, AVSValue v) {
    int i;
    start_frame = std::max(std::min(start_frame, vi.num_frames-1), 0);
    stop_frame = std::max(std::min(stop_frame, vi.num_frames-1), 0);
    int p;
    float q;
    bool r;

    switch (mode) {
    case MODE_INT:
        p = v.AsInt();
        for (i = start_frame; i <= stop_frame; i++) {
            intVal[i] = p;
        }
        break;
    case MODE_FLOAT:
        q = (float)v.AsFloat();
        for (i = start_frame; i <= stop_frame; i++) {
            floatVal[i] = q;
        }
        break;
    case MODE_BOOL:
        r = v.AsBool();
        for (i = start_frame; i <= stop_frame; i++) {
            boolVal[i] = r;
        }
        break;
    }
}
示例#3
0
AVSValue ExpDiv::Evaluate(IScriptEnvironment* env)
{
  AVSValue x = a->Evaluate(env);
  AVSValue y = b->Evaluate(env);
  if (x.IsInt() && y.IsInt()) {
    if (y.AsInt() == 0)
      env->ThrowError("Evaluate: division by zero");
    return x.AsInt() / y.AsInt();
  }
  else if (x.IsFloat() && y.IsFloat())
    return x.AsFloat() / y.AsFloat();
  else {
    env->ThrowError("Evaluate: operands of `/' must be numeric");
    return 0;
  }
}
示例#4
0
int __stdcall dimzon_avs_getvariable_f(SafeStruct* pstr, const char* name, float* result)
{
	try
	{
		pstr->err[0] = 0;
		try
		{
			AVSValue var = pstr->env->GetVar(name);
			if(var.Defined())
			{
				if(!var.IsFloat())
				{
					strncpy_s(pstr->err, ERRMSG_LEN, "AviSynthWrapper: Requested variable is not Float!", _TRUNCATE);
					return AVS_VARWRNGTYPE;
				}
				*result = (float)var.AsFloat();
				return 0;
			}
			return AVS_VARNDEFINED;
		}
		catch(AvisynthError err)
		{
			strncpy_s(pstr->err, ERRMSG_LEN, err.msg, _TRUNCATE);
			return AVS_GERROR;
		}
	}
	catch(IScriptEnvironment::NotFound)
	{
		return AVS_VARNFOUND;
	}
}
示例#5
0
AVSValue ExpPlus::Evaluate(IScriptEnvironment* env)
{
  AVSValue x = a->Evaluate(env);
  AVSValue y = b->Evaluate(env);
  if (x.IsClip() && y.IsClip())
    return new_Splice(x.AsClip(), y.AsClip(), false, env);    // UnalignedSplice
  else if (x.IsInt() && y.IsInt())
    return x.AsInt() + y.AsInt();
  else if (x.IsFloat() && y.IsFloat())
    return x.AsFloat() + y.AsFloat();
  else if (x.IsString() && y.IsString())
    return env->Sprintf("%s%s", x.AsString(), y.AsString());
  else {
    env->ThrowError("Evaluate: operands of `+' must both be numbers, strings, or clips");
    return 0;
  }
}
示例#6
0
AVSValue ExpLess::Evaluate(IScriptEnvironment* env)
{
  AVSValue x = a->Evaluate(env);
  AVSValue y = b->Evaluate(env);
  if (x.IsInt() && y.IsInt()) {
    return x.AsInt() < y.AsInt();
  }
  else if (x.IsFloat() && y.IsFloat()) {
    return x.AsFloat() < y.AsFloat();
  }
  else if (x.IsString() && y.IsString()) {
    return _stricmp(x.AsString(),y.AsString()) < 0 ? true : false;
  }
  else {
    env->ThrowError("Evaluate: operands of `<' and friends must be string or numeric");
    return 0;
  }
}
示例#7
0
void Overlay::FetchConditionals(IScriptEnvironment* env) {
  op_offset = 0;
  con_x_offset = 0;
  con_y_offset = 0;

  if (!ignore_conditional) {
    IScriptEnvironment2 *env2 = static_cast<IScriptEnvironment2*>(env);
    AVSValue cv;

    if (env2->GetVar("OL_opacity_offset", &cv) && cv.IsFloat())
      op_offset = (int)(cv.AsFloat()*256.0);

    if (env2->GetVar("OL_x_offset", &cv) && cv.IsFloat())
      con_x_offset = (int)(cv.AsFloat());

    if (env2->GetVar("OL_y_offset", &cv) && cv.IsFloat())
      con_y_offset = (int)(cv.AsFloat());
  }
}
示例#8
0
AVSValue ExpNegate::Evaluate(IScriptEnvironment* env)
{
  AVSValue x = e->Evaluate(env);
  if (x.IsInt())
    return -x.AsInt();
  else if (x.IsFloat())
    return -x.AsFloat();
  else {
    env->ThrowError("Evaluate: unary minus can only by used with numbers");
    return 0;
  }
}
示例#9
0
AVSValue ExpEqual::Evaluate(IScriptEnvironment* env) 
{
  AVSValue x = a->Evaluate(env);
  AVSValue y = b->Evaluate(env);
  if (x.IsBool() && y.IsBool()) {
    return x.AsBool() == y.AsBool();
  }
  else if (x.IsInt() && y.IsInt()) {
    return x.AsInt() == y.AsInt();
  }
  else if (x.IsFloat() && y.IsFloat()) {
    return x.AsFloat() == y.AsFloat();
  }
  else if (x.IsClip() && y.IsClip()) {
    return x.AsClip() == y.AsClip();
  }
  else if (x.IsString() && y.IsString()) {
    return !lstrcmpi(x.AsString(), y.AsString());
  }
  else {
    env->ThrowError("Evaluate: operands of `==' and `!=' must be comparable");
    return 0;
  }
}
示例#10
0
void ConditionalReader::SetFrame(int framenumber, AVSValue v) {

    if (framenumber < 0 || framenumber > vi.num_frames-1 )
        return;

    switch (mode) {
    case MODE_INT:
        intVal[framenumber] = v.AsInt();
        break;
    case MODE_FLOAT:
        floatVal[framenumber] = (float)v.AsFloat();
        break;
    case MODE_BOOL:
        boolVal[framenumber] = v.AsBool();
        break;
    }
}
示例#11
0
AVSValueStruct CAsifScriptEnvironment::Invoke(const char* command) {
    AVSValueStruct ir;
    ir.arraysize = 0;
    ir.errors = false;
    ir.returnvalue.ival = 0;
    ir.type = 0;

    std::vector<const char *> tempargnames(args.size());

    for (size_t i = 0; i < tempargnames.size(); i++)
        tempargnames[i] = (argnames[i].c_str() == "" ? nullptr : argnames[i].c_str());

    try {
        AVSValue ret = envse->Invoke(command, AVSValue(args.data(), args.size()), tempargnames.data());

        if (ret.IsClip()) {
            ir.returnvalue.cval = new CAsifClip(ret.AsClip(), envse);
            ir.type = 1;
        } else if (ret.IsBool()) {
            ir.returnvalue.bval = ret.AsBool();
            ir.type = 2;
        } else if (ret.IsInt()) {
            ir.returnvalue.ival = ret.AsInt();
            ir.type = 3;
        } else if (ret.IsFloat()) {
            ir.returnvalue.fval = (float)ret.AsFloat();
            ir.type = 4;
        } else if (ret.IsString()) {
            ir.returnvalue.sval = ret.AsString();
            ir.type = 5;
        } else if (ret.IsArray()) {
            //	ir.returnvalue.aval=ret.
            ir.arraysize = ret.ArraySize();
            ir.type = 6;
        }

    } catch (AvisynthError &e) {
        ir.type = 100;
        ir.returnvalue.sval = e.msg;
        ir.errors = 1;
    }

    ResetArgs();

    return ir;
}
示例#12
0
int __stdcall dimzon_avs_invoke(SafeStruct* pstr, char *func, char **arg, int len, AVSDLLVideoInfo *vi, float* func_out)
{
	try
	{
		*func_out = -FLT_MAX;
		pstr->err[0] = 0;

		const int N = 10;
		int actual_len = 0;

		AVSValue args[N] = { };
		if (len == 0) args[0] = 0;
		else if (len > N) len = N;

		for(int i = 0; i < len; i++)
		{
			if (strlen(arg[i]) > 0)
			{
				string lower = arg[i];
				bool was_letters = false;
				bool was_digits = false;
				bool was_spaces = false;

				//Слишком длинные значения - точно текст
				for (unsigned int n = 0; n < lower.size() && lower.size() <= 10; n++)
				{
					lower[n] = tolower(lower[n]);
					if (!was_letters && isalpha(lower[n])) was_letters = true;
					if (!was_digits && isdigit(lower[n])) was_digits = true;
					if (!was_spaces && isspace(lower[n])) was_spaces = true;
				}

				if (i == 0 && was_letters && !was_digits && !was_spaces && lower.compare("last") == 0)
				{
					//Clip (last)
					if(!pstr->clp) throw AvisynthError("AviSynthWrapper: The \"last\" clip was requested, but it doesn't exist!");
					args[actual_len] = pstr->clp; //pstr->res->AsClip();
					actual_len += 1;

					//pstr->clp; pstr->res->AsClip(); //С обработкой после прошлых вызовов Invoke
					//pstr->env->GetVar("last").AsClip(); //"Чистый" выход скрипта
				}
				else if (was_letters && !was_digits && !was_spaces && lower.compare("true") == 0)
				{
					//Bool (true)
					args[actual_len] = true;
					actual_len += 1;
				}
				else if (was_letters && !was_digits && !was_spaces && lower.compare("false") == 0)
				{
					//Bool (false)
					args[actual_len] = false;
					actual_len += 1;
				}
				else if (!was_letters && was_digits && !was_spaces && lower.find(".") != string::npos)
				{
					//Float (double..)
					args[actual_len] = atof(arg[i]);
					actual_len += 1;
				}
				else if (!was_letters && was_digits && !was_spaces)
				{
					//Integer
					args[actual_len] = atoi(arg[i]);
					actual_len += 1;
				}
				else
				{
					//String
					args[actual_len] = arg[i];
					actual_len += 1;
				}
			}
		}

		AVSValue res = pstr->env->Invoke(func, AVSValue(args, actual_len));

		if (!res.IsClip())
		{
			//Вывод результата
			if (res.IsBool())
			{ 
				if(!res.AsBool()) *func_out = 0;
				else *func_out = FLT_MAX;
			}
			else if (res.IsInt()) *func_out = (float)res.AsInt();
			else if (res.IsFloat()) *func_out = (float)res.AsFloat();
			else if (res.IsString()) { *func_out = FLT_MAX; strncpy_s(pstr->err, ERRMSG_LEN, res.AsString(), _TRUNCATE); }
		}
		else
		{
			pstr->clp = res.AsClip();
			VideoInfo inf = pstr->clp->GetVideoInfo();

			if (vi != NULL)
			{
				vi->width   = inf.width;
				vi->height  = inf.height;
				vi->raten   = inf.fps_numerator;
				vi->rated   = inf.fps_denominator;
				vi->field_based = (inf.IsFieldBased()) ? 1 : 0;
				vi->first_field = (inf.IsTFF()) ? 1 : (inf.IsBFF()) ? 2 : 0;
				vi->num_frames = inf.num_frames;

				//Или не меняем?
				if (vi->pixel_type_orig == 0) vi->pixel_type_orig = inf.pixel_type;
				if (vi->sample_type_orig == 0) vi->sample_type_orig = inf.sample_type;

				vi->pixel_type = inf.pixel_type;
				vi->sample_type = inf.sample_type;

				vi->num_audio_samples        = inf.num_audio_samples;
				vi->audio_samples_per_second = inf.audio_samples_per_second;
				vi->nchannels                = inf.nchannels;
			}

			//Нужен ли нам вообще этот res?!
			if(pstr->res) delete pstr->res;
			pstr->res = new AVSValue(res);

			pstr->err[0] = 0;
		}

		return 0;
	}
	catch(AvisynthError err)
	{
		strncpy_s(pstr->err, ERRMSG_LEN, err.msg, _TRUNCATE);
		return AVS_GERROR;
	}
	catch(IScriptEnvironment::NotFound)
	{
		strncpy_s(pstr->err, ERRMSG_LEN, "AviSynthWrapper: Wrong function name or invalid parameters was passed to Invoke!", _TRUNCATE);
		return AVS_VARNFOUND
	}
}