Added phpvideotoolkit transcoder and updates to the preset ui

1 files changed, 270 insertions, 0 deletions

diff --git a/libraries/phpvideotoolkit/adapters/ffmpeg-php/gifencoder/GIFEncoder.class.phpvideotoolkit.php b/libraries/phpvideotoolkit/adapters/ffmpeg-php/gifencoder/GIFEncoder.class.phpvideotoolkit.php
new file mode 100644
index 0000000..9dbfda7
--- /dev/null
+++ b/libraries/phpvideotoolkit/adapters/ffmpeg-php/gifencoder/GIFEncoder.class.phpvideotoolkit.php
@@ -0,0 +1,270 @@
+<?php
+/*
+:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::
+::	GIFEncoder Version 3.0 by László Zsidi, http://gifs.hu
+::
+::	This class is a rewritten 'GifMerge.class.php' version.
+::
+::  Modification:
+::   - Simplified and easy code,
+::   - Ultra fast encoding,
+::   - Built-in errors,
+::   - Stable working
+::
+::
+::	Updated at 2007. 02. 13. '00.05.AM'
+::
+::
+::
+::  Try on-line GIFBuilder Form demo based on GIFEncoder.
+::
+::  http://gifs.hu/phpclasses/demos/GifBuilder/
+::
+:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+*/
+
+Class GIFEncoder {
+	var $GIF = "GIF89a";		/* GIF header 6 bytes	*/
+	var $VER = "GIFEncoder V3.00";	/* Encoder version		*/
+
+	var $BUF = Array ( );
+	var $OFS = Array ( );
+	var $SIG =  0;
+	var $LOP =  0;
+	var $DIS =  2;
+	var $COL = -1;
+	var $IMG = -1;
+
+	var $ERR = Array (
+		'ERR00'=>"Does not supported function for only one image!",
+		'ERR01'=>"Source is not a GIF image!",
+		'ERR02'=>"Unintelligible flag ",
+		'ERR03'=>"Does not make animation from animated GIF source",
+	);
+
+	/*
+	:::::::::::::::::::::::::::::::::::::::::::::::::::
+	::
+	::	GIFEncoder...
+	::
+	*/
+	function GIFEncoder	(
+							$GIF_src, $GIF_dly, $GIF_lop, $GIF_dis,
+							$GIF_red, $GIF_grn, $GIF_blu, $GIF_ofs,
+							$GIF_mod
+						) {
+		if ( ! is_array ( $GIF_src ) && ! is_array ( $GIF_dly ) ) {
+			printf	( "%s: %s", $this->VER, $this->ERR [ 'ERR00' ] );
+			exit	( 0 );
+		}
+		if ( is_array ( $GIF_ofs ) && count ( $GIF_ofs ) > 1 ) {
+			$this->SIG = 1;
+			$this->OFS = $GIF_ofs;
+		}
+		$this->LOP = $GIF_lop === false ? false : (( $GIF_lop > -1 ) ? $GIF_lop : 0);
+		$this->DIS = ( $GIF_dis > -1 ) ? ( ( $GIF_dis < 3 ) ? $GIF_dis : 3 ) : 2;
+		$this->COL = ( $GIF_red > -1 && $GIF_grn > -1 && $GIF_blu > -1 ) ?
+						( $GIF_red | ( $GIF_grn << 8 ) | ( $GIF_blu << 16 ) ) : -1;
+
+		for ( $i = 0; $i < count ( $GIF_src ); $i++ ) {
+			if ( strToLower ( $GIF_mod ) == "url" ) {
+				$this->BUF [ ] = fread ( fopen ( $GIF_src [ $i ], "rb" ), filesize ( $GIF_src [ $i ] ) );
+			}
+			else if ( strToLower ( $GIF_mod ) == "bin" ) {
+				$this->BUF [ ] = $GIF_src [ $i ];
+			}
+			else {
+				printf	( "%s: %s ( %s )!", $this->VER, $this->ERR [ 'ERR02' ], $GIF_mod );
+				exit	( 0 );
+			}
+			if ( substr ( $this->BUF [ $i ], 0, 6 ) != "GIF87a" && substr ( $this->BUF [ $i ], 0, 6 ) != "GIF89a" ) {
+				printf	( "%s: %d %s", $this->VER, $i, $this->ERR [ 'ERR01' ] );
+				exit	( 0 );
+			}
+			for ( $j = ( 13 + 3 * ( 2 << ( ord ( $this->BUF [ $i ] { 10 } ) & 0x07 ) ) ), $k = TRUE; $k; $j++ ) {
+				switch ( $this->BUF [ $i ] { $j } ) {
+					case "!":
+						if ( ( substr ( $this->BUF [ $i ], ( $j + 3 ), 8 ) ) == "NETSCAPE" ) {
+							printf	( "%s: %s ( %s source )!", $this->VER, $this->ERR [ 'ERR03' ], ( $i + 1 ) );
+							exit	( 0 );
+						}
+						break;
+					case ";":
+						$k = FALSE;
+						break;
+				}
+			}
+		}
+		GIFEncoder::GIFAddHeader ( );
+		for ( $i = 0; $i < count ( $this->BUF ); $i++ ) {
+			GIFEncoder::GIFAddFrames ( $i, $GIF_dly [ $i ] );
+		}
+		GIFEncoder::GIFAddFooter ( );
+	}
+	/*
+	:::::::::::::::::::::::::::::::::::::::::::::::::::
+	::
+	::	GIFAddHeader...
+	::
+	*/
+	function GIFAddHeader ( ) {
+		$cmap = 0;
+
+		if ( ord ( $this->BUF [ 0 ] { 10 } ) & 0x80 ) {
+			$cmap = 3 * ( 2 << ( ord ( $this->BUF [ 0 ] { 10 } ) & 0x07 ) );
+
+			$this->GIF .= substr ( $this->BUF [ 0 ], 6, 7		);
+			$this->GIF .= substr ( $this->BUF [ 0 ], 13, $cmap	);
+			if($this->LOP !== false)
+			{
+				$this->GIF .= "!\377\13NETSCAPE2.0\3\1" . GIFEncoder::GIFWord ( $this->LOP ) . "\0";
+			}
+		}
+	}
+	/*
+	:::::::::::::::::::::::::::::::::::::::::::::::::::
+	::
+	::	GIFAddFrames...
+	::
+	*/
+	function GIFAddFrames ( $i, $d ) {
+
+		$Locals_str = 13 + 3 * ( 2 << ( ord ( $this->BUF [ $i ] { 10 } ) & 0x07 ) );
+
+		$Locals_end = strlen ( $this->BUF [ $i ] ) - $Locals_str - 1;
+		$Locals_tmp = substr ( $this->BUF [ $i ], $Locals_str, $Locals_end );
+
+		$Global_len = 2 << ( ord ( $this->BUF [ 0  ] { 10 } ) & 0x07 );
+		$Locals_len = 2 << ( ord ( $this->BUF [ $i ] { 10 } ) & 0x07 );
+
+		$Global_rgb = substr ( $this->BUF [ 0  ], 13,
+							3 * ( 2 << ( ord ( $this->BUF [ 0  ] { 10 } ) & 0x07 ) ) );
+		$Locals_rgb = substr ( $this->BUF [ $i ], 13,
+							3 * ( 2 << ( ord ( $this->BUF [ $i ] { 10 } ) & 0x07 ) ) );
+
+		$Locals_ext = "!\xF9\x04" . chr ( ( $this->DIS << 2 ) + 0 ) .
+						chr ( ( $d >> 0 ) & 0xFF ) . chr ( ( $d >> 8 ) & 0xFF ) . "\x0\x0";
+
+		if ( $this->COL > -1 && ord ( $this->BUF [ $i ] { 10 } ) & 0x80 ) {
+			for ( $j = 0; $j < ( 2 << ( ord ( $this->BUF [ $i ] { 10 } ) & 0x07 ) ); $j++ ) {
+				if	(
+						ord ( $Locals_rgb { 3 * $j + 0 } ) == ( ( $this->COL >> 16 ) & 0xFF ) &&
+						ord ( $Locals_rgb { 3 * $j + 1 } ) == ( ( $this->COL >>  8 ) & 0xFF ) &&
+						ord ( $Locals_rgb { 3 * $j + 2 } ) == ( ( $this->COL >>  0 ) & 0xFF )
+					) {
+					$Locals_ext = "!\xF9\x04" . chr ( ( $this->DIS << 2 ) + 1 ) .
+									chr ( ( $d >> 0 ) & 0xFF ) . chr ( ( $d >> 8 ) & 0xFF ) . chr ( $j ) . "\x0";
+					break;
+				}
+			}
+		}
+		switch ( $Locals_tmp { 0 } ) {
+			case "!":
+				$Locals_img = substr ( $Locals_tmp, 8, 10 );
+				$Locals_tmp = substr ( $Locals_tmp, 18, strlen ( $Locals_tmp ) - 18 );
+				break;
+			case ",":
+				$Locals_img = substr ( $Locals_tmp, 0, 10 );
+				$Locals_tmp = substr ( $Locals_tmp, 10, strlen ( $Locals_tmp ) - 10 );
+				break;
+		}
+		if ( ord ( $this->BUF [ $i ] { 10 } ) & 0x80 && $this->IMG > -1 ) {
+			if ( $Global_len == $Locals_len ) {
+				if ( GIFEncoder::GIFBlockCompare ( $Global_rgb, $Locals_rgb, $Global_len ) ) {
+					$this->GIF .= ( $Locals_ext . $Locals_img . $Locals_tmp );
+				}
+				else {
+					/*
+					 *
+					 * XY Padding...
+					 *
+					 */
+					if ( $this->SIG == 1 ) {
+						$Locals_img { 1 } = chr ( $this->OFS [ $i ] [ 0 ] & 0xFF );
+						$Locals_img { 2 } = chr ( ( $$this->OFS [ $i ] [ 0 ] & 0xFF00 ) >> 8 );
+						$Locals_img { 3 } = chr ( $this->OFS [ $i ] [ 1 ] & 0xFF );
+						$Locals_img { 4 } = chr ( ( $this->OFS [ $i ] [ 1 ] & 0xFF00 ) >> 8 );
+					}
+					$byte  = ord ( $Locals_img { 9 } );
+					$byte |= 0x80;
+					$byte &= 0xF8;
+					$byte |= ( ord ( $this->BUF [ 0 ] { 10 } ) & 0x07 );
+					$Locals_img { 9 } = chr ( $byte );
+					$this->GIF .= ( $Locals_ext . $Locals_img . $Locals_rgb . $Locals_tmp );
+				}
+			}
+			else {
+				/*
+				 *
+				 * XY Padding...
+				 *
+				 */
+				if ( $this->SIG == 1 ) {
+					$Locals_img { 1 } = chr ( $this->OFS [ $i ] [ 0 ] & 0xFF );
+					$Locals_img { 2 } = chr ( ( $$this->OFS [ $i ] [ 0 ] & 0xFF00 ) >> 8 );
+					$Locals_img { 3 } = chr ( $this->OFS [ $i ] [ 1 ] & 0xFF );
+					$Locals_img { 4 } = chr ( ( $this->OFS [ $i ] [ 1 ] & 0xFF00 ) >> 8 );
+				}
+				$byte  = ord ( $Locals_img { 9 } );
+				$byte |= 0x80;
+				$byte &= 0xF8;
+				$byte |= ( ord ( $this->BUF [ $i ] { 10 } ) & 0x07 );
+				$Locals_img { 9 } = chr ( $byte );
+				$this->GIF .= ( $Locals_ext . $Locals_img . $Locals_rgb . $Locals_tmp );
+			}
+		}
+		else {
+			$this->GIF .= ( $Locals_ext . $Locals_img . $Locals_tmp );
+		}
+		$this->IMG  = 1;
+	}
+	/*
+	:::::::::::::::::::::::::::::::::::::::::::::::::::
+	::
+	::	GIFAddFooter...
+	::
+	*/
+	function GIFAddFooter ( ) {
+		$this->GIF .= ";";
+	}
+	/*
+	:::::::::::::::::::::::::::::::::::::::::::::::::::
+	::
+	::	GIFBlockCompare...
+	::
+	*/
+	function GIFBlockCompare ( $GlobalBlock, $LocalBlock, $Len ) {
+
+		for ( $i = 0; $i < $Len; $i++ ) {
+			if	(
+					$GlobalBlock { 3 * $i + 0 } != $LocalBlock { 3 * $i + 0 } ||
+					$GlobalBlock { 3 * $i + 1 } != $LocalBlock { 3 * $i + 1 } ||
+					$GlobalBlock { 3 * $i + 2 } != $LocalBlock { 3 * $i + 2 }
+				) {
+					return ( 0 );
+			}
+		}
+
+		return ( 1 );
+	}
+	/*
+	:::::::::::::::::::::::::::::::::::::::::::::::::::
+	::
+	::	GIFWord...
+	::
+	*/
+	function GIFWord ( $int ) {
+
+		return ( chr ( $int & 0xFF ) . chr ( ( $int >> 8 ) & 0xFF ) );
+	}
+	/*
+	:::::::::::::::::::::::::::::::::::::::::::::::::::
+	::
+	::	GetAnimation...
+	::
+	*/
+	function GetAnimation ( ) {
+		return ( $this->GIF );
+	}
+}