Sets the param to return videos of a specific format

@param string $value
@return Zend_Gdata_YouTube_VideoQuery Provides a fluent interface
13221
public function setFormat($value = null)
    {
        if ($value != null) {
            $this->_params['format'] = $value;
        } else {
            unset($this->_params['format']);
        }
        return $this;
    }
1311033
public function setCoreUseBrowser($value)
    {
        $this->setFieldName('use_browser');
        $this->loadObject(true);
        $this->setFieldValue($value);

        return $this;
    }
442411
public function setModel(string $value) : SearchIndex
    {

        if ($this->data['model'] !== $value) {
            $this->data['model'] = $value;
            $this->setModified('model');
        }

        return $this;
    }
687865
public function setIframe($value)
    {
        $profile = ((bool)$value ? static::PROFILE_LOW : static::PROFILE_NORMAL);

        return $this->setParameter('profile', $profile);
    }
637885
private function format($value)
    {
        if (is_callable($this->formatter)) {
            $value = call_user_func($this->formatter, $value, $this->dataSet);
        }
        return $value;
    }
640367
function fromResource($value)
    {
        $this->clear();
        $this->orignalValue = $this->returnValue  = stream_get_contents($value);
        return $this->parse();
    }
128477
public function setCoreXhtmlUrls($value)
    {
        $this->setFieldName('xhtml_urls');
        $this->loadObject(true);
        $this->setFieldValue($value);

        return $this;
    }
566365
public function setParam($name, $value=null) {
		if(is_array($name)) {
			foreach($name as $k=>$v)
				$this->setParam($k, $v);
			return $this;
		}
		$this->params[$name] = $value;
		return $this;
	}
1324028
public function setQueryParameter($name, $value)
    {
        $this->query_array[$name] = $value;
        $this->query = http_build_query($this->query_array);
        return $this;
    }
1064598
protected function sget($parameter, $value=null) {
		return $value === null ? $this->get($parameter) : $this->set($parameter, $value);
	}
1225503
public function filter($value)
    {
        if ($this->encodingFormat !== null) {
            return mb_strtoupper($value, $this->encodingFormat);
        }

        return mb_strtoupper($value);
    }
362751
public function setValue(string $value = null) : Element
    {
        $this->value = $value;
        if (isset($this->model)) {
            $this->model->{$this->attributes['name']} = $value;
        }
        return $this;
    }
1233788
public function setReturnUrlTarget($value)
    {
        switch ($value) {
            case '_top':
                $value = 1;
                break;

            case '_parent':
                $value = 2;
                break;

            case '_self':
                $value = 3;
                break;

            case '_blank':
                $value = 4;
                break;

            default:
                $value = (int)$value;
        }

        return $this->setParameter('returnUrlTarget', $value);
    }
728246
protected function param($value)
    {
        if ($value instanceof Expression) {
            return $this->handleExpressions($value->getExpressions());
        } elseif ($value instanceof DateTime) {
            $this->params[] = $value->format($this->dateFormat);
        } else {
            $this->params[] = $value;
        }

        return '?';
    }
1162737
protected function prepareValue($value)
    {
        $value = $this->asDateTime($value)->startOfDay();

        return $value->format($this->getDateFormat());
    }
769821
public function setCoreRequestParamAlias($value)
    {
        $this->setFieldName('request_param_alias');
        $this->loadObject(true);
        $this->setFieldValue($value);

        return $this;
    }
1018983
public function setValue($value = null)
    {

		if(isset($value)) {

			//ENT_QUOTES not set

			$this->value = array_map('htmlspecialchars', (array) $value);
		}

		foreach($this->options as $o) {

			$v = $this->getValue();

			if(is_array($v) && in_array($o->getValue(), $v)) {
				$o->select();
			}
			else {
				$o->unselect();
			}
		}
		
		return $this;

	}