Create Subversion repository

git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@1 9d0c8265-081b-0410-96cb-a4ca84ce46f8

30 files changed, 3009 insertions, 0 deletions

diff --git a/converter/ppm/ppmtompeg/headers/all.h b/converter/ppm/ppmtompeg/headers/all.h
new file mode 100644
index 00000000..e350aab8
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/all.h
@@ -0,0 +1,95 @@
+/*===========================================================================*
+ * all.h								     *
+ *									     *
+ *	stuff included from ALL source files				     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /u/smoot/md/mpeg_encode/headers/RCS/all.h,v 1.9 1995/06/05 21:11:06 smoot Exp $
+ *  $Log: all.h,v $
+ * Revision 1.9  1995/06/05  21:11:06  smoot
+ * added little_endian force for irizx
+ *
+ * Revision 1.8  1995/02/02  22:02:18  smoot
+ * added ifdefs for compatability on stranger and stranger architectures...
+ *
+ * Revision 1.7  1995/02/02  07:26:45  eyhung
+ * added parens to all.h to remove compiler warning
+ *
+ * Revision 1.6  1995/02/02  01:47:11  eyhung
+ * added MAXINT
+ *
+ * Revision 1.5  1995/01/19  23:54:33  eyhung
+ * Changed copyrights
+ *
+ * Revision 1.4  1994/11/14  22:52:04  smoot
+ * Added linux #include for time.h
+ *
+ * Revision 1.3  1994/11/12  02:12:13  keving
+ * nothing
+ *
+ * Revision 1.2  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ * Revision 1.1  1993/07/09  00:17:23  keving
+ * nothing
+ *
+ */
+
+
+#ifndef ENCODE_ALL_INCLUDED
+#define ENCODE_ALL_INCLUDED
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <memory.h>
+#include <limits.h>
+
+/* There's got to be a better way.... */
+#ifdef LINUX
+#include <time.h>
+#endif
+#ifdef MIPS
+#include <time.h>
+#endif
+#ifdef IRIX
+#define FORCE_LITTLE_ENDIAN
+#include <time.h>
+#endif
+
+#include "ansi.h"
+#include "general.h"
+
+/* some machines have #define index strchr; get rid of this nonsense */
+#ifdef index
+#undef index
+#endif /* index */
+
+#ifndef MAXINT
+#define MAXINT 0x7fffffff
+#endif
+
+#endif /* ENCODE_ALL_INCLUDED */
diff --git a/converter/ppm/ppmtompeg/headers/ansi.h b/converter/ppm/ppmtompeg/headers/ansi.h
new file mode 100644
index 00000000..b3c3ab17
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/ansi.h
@@ -0,0 +1,76 @@
+/*===========================================================================*
+ * ansi.h								     *
+ *									     *
+ *	macro for non-ansi compilers					     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/picasso/project/mpeg/mpeg_dist/mpeg_encode/headers/RCS/ansi.h,v 1.6 1995/08/15 23:43:13 smoot Exp $
+ *  $Log: ansi.h,v $
+ *  Revision 1.6  1995/08/15 23:43:13  smoot
+ *  *** empty log message ***
+ *
+ *  Revision 1.5  1995/01/19 23:54:35  eyhung
+ *  Changed copyrights
+ *
+ * Revision 1.4  1994/11/12  02:12:13  keving
+ * nothing
+ *
+ * Revision 1.3  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ * Revision 1.2  1993/07/09  00:17:23  keving
+ * nothing
+ *
+ * Revision 1.1  1993/06/14  22:50:22  keving
+ * nothing
+ *
+ */
+
+
+#ifndef ANSI_INCLUDED
+#define ANSI_INCLUDED
+
+
+/*  
+ *  _ANSI_ARGS_ macro stolen from Tcl6.5 by John Ousterhout
+ */
+#undef _ANSI_ARGS_
+#undef const
+#ifdef NON_ANSI_COMPILER
+#define _ANSI_ARGS_(x)       ()
+#define CONST
+#else
+#define _ANSI_ARGS_(x)   x
+#define CONST const
+#ifdef __cplusplus
+#define VARARGS (...)
+#else
+#define VARARGS ()
+#endif
+#endif
+
+
+#endif /* ANSI_INCLUDED */
diff --git a/converter/ppm/ppmtompeg/headers/bitio.h b/converter/ppm/ppmtompeg/headers/bitio.h
new file mode 100644
index 00000000..89e61fbb
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/bitio.h
@@ -0,0 +1,140 @@
+/*===========================================================================*
+ * bitio.h								     *
+ *									     *
+ *	bitwise input/output						     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/charlie-brown/project/mm/mpeg/mpeg_dist/mpeg_encode/headers/RCS/bitio.h,v 1.8 1995/01/19 23:54:37 eyhung Exp $
+ *  $Log: bitio.h,v $
+ * Revision 1.8  1995/01/19  23:54:37  eyhung
+ * Changed copyrights
+ *
+ * Revision 1.7  1994/11/12  02:12:14  keving
+ * nothing
+ *
+ * Revision 1.6  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ * Revision 1.5  1993/07/09  00:17:23  keving
+ * nothing
+ *
+ * Revision 1.4  1993/06/03  21:08:53  keving
+ * nothing
+ *
+ * Revision 1.3  1993/01/18  10:20:02  dwallach
+ * *** empty log message ***
+ *
+ * Revision 1.2  1993/01/18  10:17:29  dwallach
+ * RCS headers installed, code indented uniformly
+ *
+ * Revision 1.2  1993/01/18  10:17:29  dwallach
+ * RCS headers installed, code indented uniformly
+ *
+ */
+
+
+#ifndef BIT_IO_INCLUDED
+#define BIT_IO_INCLUDED
+
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "general.h"
+#include "ansi.h"
+
+
+/*===========*
+ * CONSTANTS *
+ *===========*/
+
+#define WORDS_PER_BUCKET 128
+#define MAXBITS_PER_BUCKET	(WORDS_PER_BUCKET * 32)
+#define	MAX_BUCKETS	128
+#define MAX_BITS	MAX_BUCKETS*MAXBITS_PER_BUCKET
+
+
+/*=======================*
+ * STRUCTURE DEFINITIONS *
+ *=======================*/
+
+typedef struct bitBucket {
+    struct bitBucket *nextPtr;
+    uint32 bits[WORDS_PER_BUCKET];
+    int bitsleft, bitsleftcur, currword;
+} ActualBucket;
+
+typedef struct _BitBucket {
+    int totalbits;
+    int	cumulativeBits;
+    int	bitsWritten;
+    FILE    *filePtr;
+    ActualBucket *firstPtr;
+    ActualBucket *lastPtr;
+} BitBucket;
+
+
+/*========*
+ * MACROS *
+ *========*/
+
+#define	SET_ITH_BIT(bits, i)	(bits |= (1 << (i)))
+#define	GET_ITH_BIT(bits, i)	(bits & (1 << (i)))
+
+
+/*===============================*
+ * EXTERNAL PROCEDURE prototypes *
+ *===============================*/
+
+void	    
+Bitio_Free(BitBucket * const bbPtr);
+
+void
+Bitio_Write(BitBucket * const bbPtr, 
+            uint32      const bits, 
+            int         const nbits);
+
+void
+Bitio_BytePad(BitBucket * const bbPtr);
+
+BitBucket *
+Bitio_New(FILE * const filePtr);
+
+BitBucket *
+Bitio_New_Filename(const char * const fileName);
+
+void
+Bitio_Flush(BitBucket * const bbPtr);
+
+void
+Bitio_Close(BitBucket * const bbPtr);
+
+void
+Bitio_WriteToSocket(BitBucket * const bbPtr, 
+                    int         const socket);
+
+#endif /* BIT_IO_INCLUDED */
diff --git a/converter/ppm/ppmtompeg/headers/block.h b/converter/ppm/ppmtompeg/headers/block.h
new file mode 100644
index 00000000..46050492
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/block.h
@@ -0,0 +1,53 @@
+void
+ComputeDiffDCTs(MpegFrame * const current,
+                MpegFrame * const prev,
+                int         const by,
+                int         const bx,
+                vector      const m,
+                int *       const pattern);
+
+void
+ComputeDiffDCTBlock(Block           current,
+                    Block           dest,
+                    Block           motionBlock,
+                    boolean * const significantDifferenceP);
+
+void
+ComputeMotionBlock(uint8 ** const prev,
+                   int      const by,
+                   int      const bx,
+                   vector   const m,
+                   Block *  const motionBlockP);
+
+void
+ComputeMotionLumBlock(MpegFrame * const prevFrame,
+                      int         const by,
+                      int         const bx,
+                      vector      const m,
+                      LumBlock *  const motionBlockP);
+
+void
+BlockToData(uint8 ** const data,
+            Block          block,
+            int      const by,
+            int      const bx);
+
+void
+AddMotionBlock(Block          block,
+               uint8 ** const prev,
+               int      const by,
+               int      const bx,
+               vector   const m);
+
+void
+AddBMotionBlock(Block          block,
+                uint8 ** const prev,
+                uint8 ** const next,
+                int      const by,
+                int      const bx,
+                int      const mode,
+                motion   const motion);
+
+void
+BlockifyFrame(MpegFrame * const frameP);
+
diff --git a/converter/ppm/ppmtompeg/headers/byteorder.h b/converter/ppm/ppmtompeg/headers/byteorder.h
new file mode 100644
index 00000000..0070252a
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/byteorder.h
@@ -0,0 +1,77 @@
+/*===========================================================================*
+ * byteorder.h								     *
+ *									     *
+ *	stuff to handle different byte order				     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /u/smoot/md/mpeg_encode/headers/RCS/byteorder.h,v 1.3 1995/01/19 23:54:39 eyhung Exp $
+ *  $Log: byteorder.h,v $
+ * Revision 1.3  1995/01/19  23:54:39  eyhung
+ * Changed copyrights
+ *
+ * Revision 1.3  1995/01/19  23:54:39  eyhung
+ * Changed copyrights
+ *
+ * Revision 1.2  1994/11/12  02:12:15  keving
+ * nothing
+ *
+ * Revision 1.1  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ */
+
+
+#include "general.h"
+
+
+#ifdef FORCE_BIG_ENDIAN
+    /* leave byte order as it is */
+#define htonl(x) (x)
+#define ntohl(x) (x)
+#define htons(x) (x)
+#define ntohs(x) (x)
+#else
+#ifdef FORCE_LITTLE_ENDIAN
+    /* need to reverse byte order */
+    /* note -- we assume here that htonl is called on a variable, not a
+     * constant; thus, this is not for general use, but works with bitio.c
+     */
+#define htonl(x)    \
+    ((((unsigned char *)(&x))[0] << 24) |	\
+     (((unsigned char *)(&x))[1] << 16) |	\
+     (((unsigned char *)(&x))[2] << 8) |	\
+     (((unsigned char *)(&x))[3]))
+#define ntohl(x)    htonl(x)
+#define htons(x)    \
+    ((((unsigned char *)(&x))[0] << 8) |	\
+     ((unsigned char *)(&x))[1])
+#define ntohs(x)    htons(x)
+#else
+    /* let in.h handle it, if possible */		   
+#include <sys/types.h>
+#include <netinet/in.h>
+#endif /* FORCE_LITTLE_ENDIAN */
+#endif /* FORCE_BIG_ENDIAN */
diff --git a/converter/ppm/ppmtompeg/headers/combine.h b/converter/ppm/ppmtompeg/headers/combine.h
new file mode 100644
index 00000000..e28c6dee
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/combine.h
@@ -0,0 +1,20 @@
+struct inputSource;
+
+void
+GOPsToMPEG(struct inputSource * const inputSourceP,
+           const char *         const outputFileName, 
+           FILE *               const outputFilePtr);
+
+typedef void (*fileAcquisitionFn)(void *       const handle,
+                                  unsigned int const frameNumber,
+                                  FILE **      const ifPP);
+
+
+typedef void (*fileDispositionFn)(void *       const handle,
+                                  unsigned int const frameNumber);
+
+void
+FramesToMPEG(FILE *               const outputFile, 
+             void *               const inputHandle,
+             fileAcquisitionFn          acquireInputFile,
+             fileDispositionFn          disposeInputFile);
diff --git a/converter/ppm/ppmtompeg/headers/dct.h b/converter/ppm/ppmtompeg/headers/dct.h
new file mode 100644
index 00000000..e024b6c1
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/dct.h
@@ -0,0 +1,79 @@
+/*===========================================================================*
+ * dct.h								     *
+ *									     *
+ *	DCT procedures							     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+
+#ifndef DCT_INCLUDED
+#define DCT_INCLUDED
+
+
+#include "ansi.h"
+
+
+
+#define DCTSIZE     8   /* you really don't want to change this */
+#define DCTSIZE_SQ 64   /* you really don't want to change this */
+
+#define DCTSIZE2    64
+typedef short DCTELEM;
+typedef DCTELEM DCTBLOCK[DCTSIZE2];
+typedef DCTELEM DCTBLOCK_2D[DCTSIZE][DCTSIZE];
+
+
+/*  
+ *  from mfwddct.c:
+ */
+extern void mp_fwd_dct_block2 _ANSI_ARGS_((DCTBLOCK_2D src, DCTBLOCK_2D dest));
+
+/* jrevdct.c */
+extern void init_pre_idct _ANSI_ARGS_((void ));
+extern void mpeg_jrevdct _ANSI_ARGS_((DCTBLOCK data ));
+
+
+/* We assume that right shift corresponds to signed division by 2 with
+ * rounding towards minus infinity.  This is correct for typical "arithmetic
+ * shift" instructions that shift in copies of the sign bit.  But some
+ * C compilers implement >> with an unsigned shift.  For these machines you
+ * must define RIGHT_SHIFT_IS_UNSIGNED.
+ * RIGHT_SHIFT provides a proper signed right shift of an int32 quantity.
+ * It is only applied with constant shift counts.  SHIFT_TEMPS must be
+ * included in the variables of any routine using RIGHT_SHIFT.
+ */
+
+#ifdef RIGHT_SHIFT_IS_UNSIGNED
+#define SHIFT_TEMPS     int32 shift_temp;
+#define RIGHT_SHIFT(x,shft)  \
+        ((shift_temp = (x)) < 0 ? \
+         (shift_temp >> (shft)) | ((~((int32) 0)) << (32-(shft))) : \
+         (shift_temp >> (shft)))
+#else
+#define SHIFT_TEMPS
+#define RIGHT_SHIFT(x,shft)     ((x) >> (shft))
+#endif
+
+
+#endif /* DCT_INCLUDED */
diff --git a/converter/ppm/ppmtompeg/headers/frame.h b/converter/ppm/ppmtompeg/headers/frame.h
new file mode 100644
index 00000000..1003ee15
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/frame.h
@@ -0,0 +1,147 @@
+/*===========================================================================*
+ * frame.h								     *
+ *									     *
+ *	basic frames procedures						     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+
+#ifndef FRAME_INCLUDED
+#define FRAME_INCLUDED
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "general.h"
+#include "ansi.h"
+#include "mtypes.h"
+
+/*===========*
+ * CONSTANTS *
+ *===========*/
+#define TYPE_IFRAME	2
+#define TYPE_PFRAME	3
+#define TYPE_BFRAME	4
+
+
+/*=======================*
+ * STRUCTURE DEFINITIONS *
+ *=======================*/
+
+typedef struct mpegFrame {
+    int type;
+    char    inputFileName[256];
+    int id;           /* the frame number -- starts at 0 */
+    boolean inUse;	/* TRUE iff this frame is currently being used */
+			/* FALSE means any data here can be thrashed */
+
+    /*  
+     *  now, the YCrCb data.  All pixel information is stored in unsigned
+     *  8-bit pieces.  We separate y, cr, and cb because cr and cb are
+     *  subsampled by a factor of 2.
+     *
+     *  if orig_y is NULL, then orig_cr, orig_cb are undefined
+     */
+    uint8 **orig_y, **orig_cr, **orig_cb;
+
+    /* now, the decoded data -- relevant only if
+     *	    referenceFrame == DECODED_FRAME
+     *
+     * if decoded_y is NULL, then decoded_cr, decoded_cb are undefined 
+     */
+    uint8 **decoded_y, **decoded_cr, **decoded_cb;
+
+    /* reference data */
+    uint8 **ref_y, **ref_cr, **ref_cb;
+
+    /*  
+     *  these are the Blocks which will ultimately compose MacroBlocks.
+     *  A Block is in a format that mp_fwddct() can crunch.
+     *  if y_blocks is NULL, then cr_blocks, cb_blocks are undefined
+     */
+    Block **y_blocks, **cr_blocks, **cb_blocks;
+
+    /*
+     *  this is the half-pixel luminance data (for reference frames)
+     */
+    uint8 **halfX, **halfY, **halfBoth;
+
+    boolean   halfComputed;        /* TRUE iff half-pixels already computed */
+
+    struct mpegFrame *next;  /* points to the next B-frame to be encoded, if
+		       * stdin is used as the input. 
+		       */
+} MpegFrame;
+
+
+void
+Frame_Init(unsigned int const numOfFramesRequested);
+
+void
+Frame_Exit(void);
+
+void
+Frame_Free(MpegFrame * const frameP);
+
+MpegFrame *
+Frame_New(int const id,
+          int const type);
+
+void
+Frame_AllocBlocks(MpegFrame * const frameP);
+
+void
+Frame_AllocYCC(MpegFrame * const frameP);
+
+void
+Frame_AllocHalf(MpegFrame * const frameP);
+
+void
+Frame_AllocDecoded(MpegFrame * const frameP,
+                   boolean     const makeReference);
+
+void
+Frame_Resize(MpegFrame * const omf,
+             MpegFrame * const mf,
+             int         const insize_x,
+             int         const insize_y,
+             int         const outsize_x,
+             int         const outsize_y);
+
+
+extern void	  Frame_Free _ANSI_ARGS_((MpegFrame *frame));
+extern void	  Frame_Exit _ANSI_ARGS_((void));
+extern void	  Frame_AllocPPM _ANSI_ARGS_((MpegFrame * frame));
+extern void	  Frame_AllocYCC _ANSI_ARGS_((MpegFrame * mf));
+extern void	  Frame_AllocDecoded _ANSI_ARGS_((MpegFrame *frame,
+						  boolean makeReference));
+extern void	  Frame_AllocHalf _ANSI_ARGS_((MpegFrame *frame));
+extern void	  Frame_AllocBlocks _ANSI_ARGS_((MpegFrame *mf));
+extern void	  Frame_Resize _ANSI_ARGS_((MpegFrame *omf, MpegFrame *mf,
+					    int insize_x, int insize_y,
+					    int outsize_x, int outsize_y));
+
+
+#endif /* FRAME_INCLUDED */
diff --git a/converter/ppm/ppmtompeg/headers/frames.h b/converter/ppm/ppmtompeg/headers/frames.h
new file mode 100644
index 00000000..3fefaea7
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/frames.h
@@ -0,0 +1,487 @@
+/*===========================================================================*
+ * frames.h                                  
+ *                                       
+ *  stuff dealing with frames                        
+ *                                       
+ *===========================================================================*/
+
+#ifndef FRAMES_INCLUDED
+#define FRAMES_INCLUDED
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "ansi.h"
+#include "mtypes.h"
+#include "mheaders.h"
+#include "frame.h"
+
+
+/*===========*
+ * CONSTANTS *
+ *===========*/
+
+#define I_FRAME 1
+#define P_FRAME 2
+#define B_FRAME 3
+
+#define LUM_BLOCK   0
+#define CHROM_BLOCK 1
+#define CR_BLOCK    2
+#define CB_BLOCK    3
+
+#define MOTION_FORWARD      0
+#define MOTION_BACKWARD     1
+#define MOTION_INTERPOLATE  2
+
+
+#define USE_HALF    0
+#define USE_FULL    1
+
+    /* motion vector stuff */
+#define FORW_F_CODE fCode       /* from picture header */
+#define BACK_F_CODE fCode
+#define FORW_F  (1 << (FORW_F_CODE - 1))
+#define BACK_F  (1 << (BACK_F_CODE - 1))
+#define RANGE_NEG   (-(1 << (3 + FORW_F_CODE)))
+#define RANGE_POS   ((1 << (3 + FORW_F_CODE))-1)
+#define MODULUS     (1 << (4 + FORW_F_CODE))
+
+#define ORIGINAL_FRAME  0
+#define DECODED_FRAME   1
+
+
+/*=======================*
+ * STRUCTURE DEFINITIONS *
+ *=======================*/
+
+typedef struct FrameTableStruct {
+    /* the following are all initted once and never changed */
+    /* (they depend only on the pattern */
+    char typ;
+    struct FrameTableStruct *next;
+    struct FrameTableStruct *prev;
+
+    /* nextOutput is a pointer to next frame table entry to output */
+    struct FrameTableStruct *nextOutput;
+
+    boolean freeNow;    /* TRUE iff no frames point back to this */
+
+    int number;
+
+    int bFrameNumber;       /* actual frame number, if a b-frame */
+    
+} FrameTable;
+
+
+/*==================*
+ * TYPE DEFINITIONS *
+ *==================*/
+
+typedef struct dct_data_tye_struct {
+  char useMotion;
+  char pattern, mode;
+  int fmotionX, fmotionY, bmotionX, bmotionY;
+} dct_data_type;
+
+void    EncodeYDC _ANSI_ARGS_((int32 dc_term, int32 *pred_term, BitBucket *bb));
+void
+EncodeCDC(int32       const dc_term,
+          int32     * const pred_term,
+          BitBucket * const bb);
+
+
+/*========*
+ * MACROS *
+ *========*/
+
+/* return ceiling(a/b) where a, b are ints, using temp value c */
+#define int_ceil_div(a,b,c)     ((b*(c = a/b) < a) ? (c+1) : c)
+#define int_floor_div(a,b,c)    ((b*(c = a/b) > a) ? (c-1) : c)
+
+/* assumes many things:
+ * block indices are (y,x)
+ * variables y_dc_pred, cr_dc_pred, and cb_dc_pred
+ * flat block fb exists
+ */
+#define GEN_I_BLOCK(frameType, frame, bb, mbAI, qscale) {                   \
+    boolean overflow, overflowChange=FALSE;                             \
+        int overflowValue = 0;                                              \
+        do {                                                                \
+      overflow =  Mpost_QuantZigBlock(dct[y][x], fb[0],                 \
+             qscale, TRUE)==MPOST_OVERFLOW;                     \
+          overflow |= Mpost_QuantZigBlock(dct[y][x+1], fb[1],               \
+                 qscale, TRUE)==MPOST_OVERFLOW;                     \
+      overflow |= Mpost_QuantZigBlock(dct[y+1][x], fb[2],               \
+                         qscale, TRUE)==MPOST_OVERFLOW;                     \
+      overflow |= Mpost_QuantZigBlock(dct[y+1][x+1], fb[3],             \
+                         qscale, TRUE)==MPOST_OVERFLOW;                     \
+      overflow |= Mpost_QuantZigBlock(dctb[y >> 1][x >> 1],             \
+                         fb[4], qscale, TRUE)==MPOST_OVERFLOW;              \
+      overflow |= Mpost_QuantZigBlock(dctr[y >> 1][x >> 1],             \
+             fb[5], qscale, TRUE)==MPOST_OVERFLOW;              \
+          if ((overflow) && (qscale!=31)) {                                 \
+           overflowChange = TRUE; overflowValue++;                          \
+       qscale++;                                                        \
+       } else overflow = FALSE;                                         \
+    } while (overflow);                                                 \
+        Mhead_GenMBHeader(bb,                           \
+            frameType /* pict_code_type */, mbAI /* addr_incr */,   \
+            qscale /* q_scale */,                               \
+            0 /* forw_f_code */, 0 /* back_f_code */,           \
+            0 /* horiz_forw_r */, 0 /* vert_forw_r */,          \
+            0 /* horiz_back_r */, 0 /* vert_back_r */,          \
+            0 /* motion_forw */, 0 /* m_horiz_forw */,          \
+            0 /* m_vert_forw */, 0 /* motion_back */,           \
+            0 /* m_horiz_back */, 0 /* m_vert_back */,          \
+            0 /* mb_pattern */, TRUE /* mb_intra */);           \
+                                        \
+    /* Y blocks */                              \
+        EncodeYDC(fb[0][0], &y_dc_pred, bb);                            \
+    Mpost_RLEHuffIBlock(fb[0], bb);                         \
+    EncodeYDC(fb[1][0], &y_dc_pred, bb);                        \
+        Mpost_RLEHuffIBlock(fb[1], bb);                             \
+    EncodeYDC(fb[2][0], &y_dc_pred, bb);                        \
+    Mpost_RLEHuffIBlock(fb[2], bb);                         \
+    EncodeYDC(fb[3][0], &y_dc_pred, bb);                        \
+    Mpost_RLEHuffIBlock(fb[3], bb);                         \
+                                        \
+    /* CB block */                              \
+    EncodeCDC(fb[4][0], &cb_dc_pred, bb);                   \
+    Mpost_RLEHuffIBlock(fb[4], bb);                     \
+                                        \
+    /* CR block */                              \
+    EncodeCDC(fb[5][0], &cr_dc_pred, bb);                   \
+    Mpost_RLEHuffIBlock(fb[5], bb);                     \
+    if (overflowChange) qscale -= overflowValue;                        \
+    }
+
+#define BLOCK_TO_FRAME_COORD(bx1, bx2, x1, x2) {    \
+    x1 = (bx1)*DCTSIZE;             \
+    x2 = (bx2)*DCTSIZE;             \
+    }
+
+static __inline__ void
+MotionToFrameCoord(int   const by,
+                   int   const bx,
+                   int   const my,
+                   int   const mx,
+                   int * const yP,
+                   int * const xP) {
+/*----------------------------------------------------------------------------
+   Given a DCT block location and a motion vector, return the pixel
+   coordinates to which the upper left corner of the block moves.
+
+   Return negative coordinates if it moves out of frame.
+-----------------------------------------------------------------------------*/
+    *yP = by * DCTSIZE + my;
+    *xP = bx * DCTSIZE + mx;
+}
+
+#define COORD_IN_FRAME(fy,fx, type)                 \
+    ((type == LUM_BLOCK) ?                      \
+     ((fy >= 0) && (fx >= 0) && (fy < Fsize_y) && (fx < Fsize_x)) : \
+     ((fy >= 0) && (fx >= 0) && (fy < (Fsize_y>>1)) && (fx < (Fsize_x>>1))))
+
+
+static __inline__ void
+encodeMotionVector(int      const x,
+                   int      const y,
+                   vector * const qP,
+                   vector * const rP,
+                   int      const f,
+                   int      const fCode) {
+
+    int tempX;
+    int tempY;
+    int tempC;
+
+    if (x < RANGE_NEG)
+        tempX = x + MODULUS;
+    else if (x > RANGE_POS)
+        tempX = x - MODULUS;
+    else
+        tempX = x;
+
+    if (y < RANGE_NEG)
+        tempY = y + MODULUS;
+    else if (y > RANGE_POS)
+        tempY = y - MODULUS;
+    else
+        tempY = y;
+
+    if (tempX >= 0) {
+        qP->x = int_ceil_div(tempX, f, tempC);
+        rP->x = f - 1 + tempX - qP->x*f;
+    } else {
+        qP->x = int_floor_div(tempX, f, tempC);
+        rP->x = f - 1 - tempX + qP->x*f;
+    }
+
+    if (tempY >= 0) {
+        qP->y = int_ceil_div(tempY, f, tempC);
+        rP->y = f - 1 + tempY - qP->y*f;
+    } else {
+        qP->y = int_floor_div(tempY, f, tempC);
+        rP->y = f - 1 - tempY + qP->y*f;
+    }
+}
+
+
+#define DoQuant(bit, src, dest)                                         \
+  if (pattern & bit) {                                                  \
+    switch (Mpost_QuantZigBlock(src, dest, QScale, FALSE)) {            \
+    case MPOST_NON_ZERO:                                                \
+      break;                                                            \
+    case MPOST_ZERO:                                                    \
+      pattern ^= bit;                                                   \
+      break;                                                            \
+    case MPOST_OVERFLOW:                                                \
+      if (QScale != 31) {                                               \
+    QScale++;                                                       \
+    overflowChange = TRUE;                                          \
+    overflowValue++;                                                \
+    goto calc_blocks;                                               \
+      }                                                                 \
+      break;                                                            \
+    }                                                                   \
+  }
+
+/*===============================*
+ * EXTERNAL PROCEDURE prototypes *
+ *===============================*/
+
+void
+ComputeBMotionLumBlock(MpegFrame * const prev,
+                       MpegFrame * const next,
+                       int         const by,
+                       int         const bx,
+                       int         const mode,
+                       motion      const motion,
+                       LumBlock *  const motionBlockP);
+
+int
+BMotionSearch(const LumBlock * const currentBlockP,
+              MpegFrame *      const prev,
+              MpegFrame *      const next,
+              int              const by,
+              int              const bx,
+              motion *         const motionP,
+              int              const oldMode);
+
+void GenIFrame (BitBucket * const bb,
+                MpegFrame * const mf);
+void GenPFrame (BitBucket * const bb,
+                MpegFrame * const current,
+                MpegFrame * const prev);
+void GenBFrame (BitBucket * const bb,
+                MpegFrame * const curr,
+                MpegFrame * const prev,
+                MpegFrame * const next);
+void    AllocDctBlocks _ANSI_ARGS_((void ));
+
+
+float
+IFrameTotalTime(void);
+
+float
+PFrameTotalTime(void);
+
+float
+BFrameTotalTime(void);
+
+void
+ShowIFrameSummary(unsigned int const inputFrameBits, 
+                  unsigned int const totalBits, 
+                  FILE *       const fpointer);
+
+void
+ShowPFrameSummary(unsigned int const inputFrameBits, 
+                  unsigned int const totalBits, 
+                  FILE *       const fpointer);
+
+void
+ShowBFrameSummary(unsigned int const inputFrameBits, 
+                  unsigned int const totalBits, 
+                  FILE *       const fpointer);
+
+/* DIFFERENCE FUNCTIONS */
+
+int32
+LumBlockMAD(const LumBlock * const currentBlockP,
+            const LumBlock * const motionBlockP,
+            int32            const bestSoFar);
+
+int32
+LumBlockMSE(const LumBlock * const currentBlockP,
+            const LumBlock * const motionBlockP,
+            int32            const bestSoFar);
+
+int32
+LumMotionError(const LumBlock * const currentBlockP,
+               MpegFrame *      const prev,
+               int              const by,
+               int              const bx,
+               vector           const m,
+               int32            const bestSoFar);
+
+int32
+LumAddMotionError(const LumBlock * const currentBlockP,
+                  const LumBlock * const blockSoFarP,
+                  MpegFrame *      const prev,
+                  int              const by,
+                  int              const bx,
+                  vector           const m,
+                  int32            const bestSoFar);
+
+int32
+LumMotionErrorA(const LumBlock * const currentBlockP,
+                MpegFrame *      const prevFrame,
+                int              const by,
+                int              const bx,
+                vector           const m,
+                int32            const bestSoFar);
+
+int32
+LumMotionErrorB(const LumBlock * const currentP,
+                MpegFrame *      const prevFrame,
+                int              const by,
+                int              const bx,
+                vector           const m,
+                int32            const bestSoFar);
+
+int32
+LumMotionErrorC(const LumBlock * const currentP,
+                MpegFrame *      const prevFrame,
+                int              const by,
+                int              const bx,
+                vector           const m,
+                int32            const bestSoFar);
+
+int32
+LumMotionErrorD(const LumBlock * const currentP,
+                MpegFrame *      const prevFrame,
+                int              const by,
+                int              const bx,
+                vector           const m,
+                int32            const bestSoFar);
+
+int32
+LumMotionErrorSubSampled(const LumBlock * const currentBlockP,
+                         MpegFrame *      const prevFrame,
+                         int              const by,
+                         int              const bx,
+                         vector           const m,
+                         int              const startY,
+                         int              const startX);
+
+void
+BlockComputeSNR(MpegFrame * const current,
+                float *     const snr,
+                float *     const psnr);
+
+int32
+time_elapsed(void);
+
+void
+AllocDctBlocks(void);
+
+/*==================*
+ * GLOBAL VARIABLES *
+ *==================*/
+
+extern int pixelFullSearch;
+extern int searchRangeP,searchRangeB;  /* defined in psearch.c */
+extern int qscaleI;
+extern int gopSize;
+extern int slicesPerFrame;
+extern int blocksPerSlice;
+extern int referenceFrame;
+extern int specificsOn;
+extern int quietTime;       /* shut up for at least quietTime seconds;
+                 * negative means shut up forever
+                 */
+extern boolean realQuiet;   /* TRUE = no messages to stdout */
+
+extern boolean frameSummary;    /* TRUE = frame summaries should be printed */
+extern boolean  printSNR;
+extern boolean  printMSE;
+extern boolean  decodeRefFrames;    /* TRUE = should decode I and P frames */
+extern int  fCodeI,fCodeP,fCodeB;
+extern boolean    forceEncodeLast;
+extern int TIME_RATE;
+
+#endif /* FRAMES_INCLUDED */
+
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/picasso/project/mpeg/mpeg_dist/mpeg_encode/headers/RCS/frames.h,v 1.13 1995/08/15 23:43:04 smoot Exp $
+ *  $Log: frames.h,v $
+ *  Revision 1.13  1995/08/15 23:43:04  smoot
+ *  *** empty log message ***
+ *
+ * Revision 1.12  1995/04/14  23:13:18  smoot
+ * Reorganized for better rate control.  Added overflow in DCT values
+ * handling.
+ *
+ * Revision 1.11  1995/01/19  23:54:46  smoot
+ * allow computediffdcts to un-assert parts of the pattern
+ *
+ * Revision 1.10  1995/01/16  07:43:10  eyhung
+ * Added realQuiet
+ *
+ * Revision 1.9  1995/01/10  23:15:28  smoot
+ * Fixed searchRange lack of def
+ *
+ * Revision 1.8  1994/11/15  00:55:36  smoot
+ * added printMSE
+ *
+ * Revision 1.7  1994/11/14  22:51:02  smoot
+ * added specifics flag.  Added BlockComputeSNR parameters
+ *
+ * Revision 1.6  1994/11/01  05:07:23  darryl
+ *  with rate control changes added
+ *
+ * Revision 1.1  1994/09/27  01:02:55  darryl
+ * Initial revision
+ *
+ * Revision 1.5  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ * Revision 1.4  1993/07/09  00:17:23  keving
+ * nothing
+ *
+ * Revision 1.3  1993/06/03  21:08:53  keving
+ * nothing
+ *
+ * Revision 1.2  1993/03/02  19:00:27  keving
+ * nothing
+ *
+ * Revision 1.1  1993/02/19  20:15:51  keving
+ * nothing
+ *
+ */
+
+
diff --git a/converter/ppm/ppmtompeg/headers/frametype.h b/converter/ppm/ppmtompeg/headers/frametype.h
new file mode 100644
index 00000000..63bee964
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/frametype.h
@@ -0,0 +1,17 @@
+#ifndef FRAMETYPE_H_INCLUDED
+#define FRAMETYPE_H_INCLUDED
+
+char
+FType_Type(unsigned int const frameNum);
+
+unsigned int
+FType_FutureRef(unsigned int const currFrameNum);
+
+int	FType_PastRef _ANSI_ARGS_((int currFrameNum));
+
+void SetFramePattern(const char * const pattern);
+
+void
+ComputeFrameTable(unsigned int const numFrames);
+
+#endif
diff --git a/converter/ppm/ppmtompeg/headers/fsize.h b/converter/ppm/ppmtompeg/headers/fsize.h
new file mode 100644
index 00000000..6a1c910e
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/fsize.h
@@ -0,0 +1,49 @@
+/*===========================================================================*
+ * fsize.h								     *
+ *									     *
+ *	procedures to deal with frame size				     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+
+#ifndef FSIZE_H_INCLUDED
+#define FSIZE_H_INCLUDED
+
+extern int Fsize_x;
+extern int Fsize_y;
+
+
+void
+Fsize_Reset(void);
+
+void
+Fsize_Validate(int * const xP,
+               int * const yP);
+
+void
+Fsize_Note(int          const id,
+           unsigned int const width,
+           unsigned int const height);
+
+#endif
diff --git a/converter/ppm/ppmtompeg/headers/general.h b/converter/ppm/ppmtompeg/headers/general.h
new file mode 100644
index 00000000..f29c9445
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/general.h
@@ -0,0 +1,174 @@
+/*===========================================================================*
+ * general.h								     *
+ *									     *
+ *	very general stuff						     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/picasso/project/mpeg/mpeg_dist/mpeg_encode/headers/RCS/general.h,v 1.7 1995/08/04 23:34:13 smoot Exp $
+ *  $Log: general.h,v $
+ *  Revision 1.7  1995/08/04 23:34:13  smoot
+ *  jpeg5 changed the silly HAVE_BOOLEAN define....
+ *
+ *  Revision 1.6  1995/01/19 23:54:49  eyhung
+ *  Changed copyrights
+ *
+ * Revision 1.5  1994/11/12  02:12:48  keving
+ * nothing
+ *
+ * Revision 1.4  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ * Revision 1.3  1993/07/09  00:17:23  keving
+ * nothing
+ *
+ * Revision 1.2  1993/06/03  21:08:53  keving
+ * nothing
+ *
+ * Revision 1.1  1993/02/22  22:39:19  keving
+ * nothing
+ *
+ */
+
+
+#ifndef GENERAL_INCLUDED
+#define GENERAL_INCLUDED
+
+
+/* prototypes for library procedures
+ *
+ * if your /usr/include headers do not have these, then pass -DMISSING_PROTOS
+ * to your compiler
+ *
+ */ 
+#ifdef MISSING_PROTOS
+int fprintf();
+int fwrite();
+int fread();
+int fflush();
+int fclose();
+
+int sscanf();
+int bzero();
+int bcopy();
+int system();
+int time();
+int perror();
+
+int socket();
+int bind();
+int listen();
+int accept();
+int connect();
+int close();
+int read();
+int write();
+
+int pclose();
+
+#endif
+
+
+/*===========*
+ * CONSTANTS *
+ *===========*/
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#ifndef TRUE
+#define TRUE 1
+#define FALSE 0
+#endif
+
+#define SPACE ' '
+#define TAB '\t'
+#define SEMICOLON ';'
+#define NULL_CHAR '\0'
+#define NEWLINE '\n'
+
+
+/*==================*
+ * TYPE DEFINITIONS *
+ *==================*/
+
+#ifndef HAVE_BOOLEAN
+typedef int boolean;
+#define HAVE_BOOLEAN
+/* JPEG library also defines boolean */
+#endif
+
+/* In the following, we need the "signed" in order to make these typedefs
+   match those in AIX system header files.  Otherwise, compile fails on 
+   AIX.  2000.09.11.
+*/
+typedef unsigned char uint8;
+typedef signed char int8;
+typedef unsigned short uint16;
+typedef signed short int16;
+
+/* The 32 bit integer types are probably obsolete.
+
+   parallel.c used to use them as buffers for socket I/O, because in the
+   protocol on the socket, an integer is represented by 4 octets.  But
+   the proper type for that is unsigned char[4], so we changed parallel.c
+   to that in September 2004.
+
+   A user of TRU64 4.0f in May 2000 used a -DLONG_32 option, but did
+   not indicate that it was really necessary.  After that, Configure
+   added -DLONG_32 for all TRU64 builds.  A user of TRU64 5.1A in July
+   2003 demonstrated that int is in fact 4 bytes on his machine (and
+   long is 8 bytes).  So we removed the -DLONG_32 from Configure.  This
+   whole issue may too be obsolete because of the fixing of parallel.c
+   mentioned above.
+*/
+
+    /* LONG_32 should only be defined iff
+     *	    1) long's are 32 bits and
+     *	    2) int's are not
+     */
+#ifdef LONG_32		
+typedef unsigned long uint32;
+typedef long int32;
+#else
+typedef unsigned int uint32;
+typedef signed int int32;
+#endif
+
+
+/*========*
+ * MACROS *
+ *========*/
+
+#undef max
+#define max(a,b) ((a) > (b) ? (a) : (b))
+#undef min
+#define min(a,b) ((a) < (b) ? (a) : (b))
+#undef abs
+#define abs(a) ((a) >= 0 ? (a) : -(a))
+
+
+#endif
diff --git a/converter/ppm/ppmtompeg/headers/huff.h b/converter/ppm/ppmtompeg/headers/huff.h
new file mode 100644
index 00000000..47ffb843
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/huff.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/charlie-brown/project/mm/mpeg/mpeg_dist/mpeg_encode/headers/RCS/huff.h,v 1.3 1995/01/19 23:54:51 eyhung Exp $
+ */
+
+/*  
+ *  THIS FILE IS MACHINE GENERATED!  DO NOT EDIT!
+ */
+#define HUFF_MAXRUN	32
+#define HUFF_MAXLEVEL	41
+
+extern int huff_maxlevel[];
+extern uint32 *huff_table[];
+extern int *huff_bits[];
diff --git a/converter/ppm/ppmtompeg/headers/input.h b/converter/ppm/ppmtompeg/headers/input.h
new file mode 100644
index 00000000..75734237
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/input.h
@@ -0,0 +1,70 @@
+#ifndef INPUT_H_INCLUDED
+#define INPUT_H_INCLUDED
+
+#include "pm_c_util.h"
+#include "ppm.h"
+#include "frame.h"
+
+struct InputFileEntry;
+
+struct inputSource {
+/*----------------------------------------------------------------------------
+   This describes the source of data for the program.
+   Typically, the source data is a bunch of raw frames in PPM format.
+   But sometimes, it is a bunch of already encoded frames or GOPs.
+-----------------------------------------------------------------------------*/
+    bool stdinUsed;
+    int numInputFiles;
+        /* This is the maximum number of input files available.  If
+           we're reading from explicitly named files, it is exactly
+           the number available.  If we're reading from a stream, it's
+           infinity.  (At the moment, "reading from a stream" is
+           equivalent to "reading from Standard Input").
+        */
+
+    /* Members below here defined only if 'stdinUsed' is false */
+
+    struct InputFileEntry ** inputFileEntries;
+        /* Each element of this array describes a set of input files.
+           Valid elements are consecutive starting at index 0.
+        */
+    unsigned int             numInputFileEntries;
+        /* Number of valid entries in array inputFileEntries[] */
+    unsigned int             ifArraySize;
+        /* Number of allocated entries in the array inputFileEntries[] */
+};
+
+
+void
+GetNthInputFileName(struct inputSource * const inputSourceP,
+                    unsigned int         const n,
+                    const char **        const fileName);
+
+void
+ReadNthFrame(struct inputSource * const inputSourceP,
+             unsigned int         const frameNumber,
+             boolean              const remoteIO,
+             boolean              const childProcess,
+             boolean              const separateConversion,
+             const char *         const slaveConversion,
+             const char *         const inputConversion,
+             MpegFrame *          const frameP,
+             bool *               const endOfStreamP);
+
+void
+JM2JPEG(struct inputSource * const inputSourceP);
+
+void
+AddInputFiles(struct inputSource * const inputSourceP,
+              const char *         const input);
+
+void
+SetStdinInput(struct inputSource * const inputSourceP);
+
+void
+CreateInputSource(struct inputSource ** const inputSourcePP);
+
+void
+DestroyInputSource(struct inputSource * const inputSourceP);
+
+#endif
diff --git a/converter/ppm/ppmtompeg/headers/jpeg.h b/converter/ppm/ppmtompeg/headers/jpeg.h
new file mode 100644
index 00000000..62c6f930
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/jpeg.h
@@ -0,0 +1,12 @@
+#include "ansi.h"
+
+
+void
+JMovie2JPEG(const char * const infilename,
+            const char * const obase,
+            int          const start,
+            int          const end);
+
+void
+ReadJPEG(MpegFrame * const mf,
+         FILE *      const fp);
diff --git a/converter/ppm/ppmtompeg/headers/mheaders.h b/converter/ppm/ppmtompeg/headers/mheaders.h
new file mode 100644
index 00000000..21d43e3d
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/mheaders.h
@@ -0,0 +1,114 @@
+/*===========================================================================*
+ * mheaders.h								     *
+ *									     *
+ *	MPEG headers							     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/picasso/project/mm/mpeg/mpeg_dist/mpeg_encode/headers/RCS/mheaders.h,v 1.4 1995/03/27 19:29:24 smoot Exp $
+ *  $Log: mheaders.h,v $
+ * Revision 1.4  1995/03/27  19:29:24  smoot
+ * changed to remove mb_quant
+ *
+ * Revision 1.3  1995/01/19  23:54:56  eyhung
+ * Changed copyrights
+ *
+ * Revision 1.2  1994/11/12  02:12:51  keving
+ * nothing
+ *
+ * Revision 1.1  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ *
+ */
+
+
+#ifndef MHEADERS_INCLUDED
+#define MHEADERS_INCLUDED
+
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "general.h"
+#include "ansi.h"
+#include "bitio.h"
+
+
+/*===============================*
+ * EXTERNAL PROCEDURE prototypes *
+ *===============================*/
+
+void	SetGOPStartTime _ANSI_ARGS_((int index));
+
+void
+Mhead_GenSequenceHeader(BitBucket *   const bbPtr, 
+                        uint32        const hsize, 
+                        uint32        const vsize,
+                        int32         const pratio, 
+                        int32         const pict_rate, 
+                        int32         const bit_rate_arg,
+                        int32         const buf_size_arg, 
+                        int32         const c_param_flag_arg, 
+                        const int32 * const iq_matrix, 
+                        const int32 * const niq_matrix,
+                        uint8 *       const ext_data, 
+                        int32         const ext_data_size, 
+                        uint8 *       const user_data,
+                        int32         const user_data_size);
+
+void	Mhead_GenSequenceEnder _ANSI_ARGS_((BitBucket *bbPtr));
+void	Mhead_GenGOPHeader _ANSI_ARGS_((BitBucket *bbPtr,
+	   int32 drop_frame_flag,
+           int32 tc_hrs, int32 tc_min,
+           int32 tc_sec, int32 tc_pict,
+           int32 closed_gop, int32 broken_link,
+           uint8 *ext_data, int32 ext_data_size,
+           uint8 *user_data, int32 user_data_size));
+void	Mhead_GenPictureHeader _ANSI_ARGS_((BitBucket *bbPtr, int frameType,
+					    int pictCount, int f_code));
+void	Mhead_GenSliceHeader _ANSI_ARGS_((BitBucket *bbPtr, uint32 slicenum,
+					  uint32 qscale, uint8 *extra_info,
+					  uint32 extra_info_size));
+void	Mhead_GenSliceEnder _ANSI_ARGS_((BitBucket *bbPtr));
+void	Mhead_GenMBHeader _ANSI_ARGS_((BitBucket *bbPtr,
+	  uint32 pict_code_type, uint32 addr_incr,
+          uint32 q_scale,
+          uint32 forw_f_code, uint32 back_f_code,
+          uint32 horiz_forw_r, uint32 vert_forw_r,
+          uint32 horiz_back_r, uint32 vert_back_r,
+          int32 motion_forw, int32 m_horiz_forw,
+          int32 m_vert_forw, int32 motion_back,
+          int32 m_horiz_back, int32 m_vert_back,
+          uint32 mb_pattern, uint32 mb_intra));
+
+
+#endif /* MHEADERS_INCLUDED */
+
+
+
+
+
diff --git a/converter/ppm/ppmtompeg/headers/motion_search.h b/converter/ppm/ppmtompeg/headers/motion_search.h
new file mode 100644
index 00000000..ab83cbca
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/motion_search.h
@@ -0,0 +1,154 @@
+/*===========================================================================*
+ * search.h                                  *
+ *                                       *
+ *  stuff dealing with the motion search                     *
+ *                                       *
+ *===========================================================================*/
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "ansi.h"
+
+
+/*===========*
+ * CONSTANTS *
+ *===========*/
+
+#define PSEARCH_SUBSAMPLE   0
+#define PSEARCH_EXHAUSTIVE  1
+#define PSEARCH_LOGARITHMIC 2
+#define PSEARCH_TWOLEVEL    3
+
+#define BSEARCH_EXHAUSTIVE  0
+#define BSEARCH_CROSS2      1
+#define BSEARCH_SIMPLE      2
+
+
+/*========*
+ * MACROS *
+ *========*/
+
+#define COMPUTE_MOTION_BOUNDARY(by,bx,stepSize,leftMY,leftMX,rightMY,rightMX)\
+leftMY = -2*DCTSIZE*by; /* these are valid motion vectors */         \
+leftMX = -2*DCTSIZE*bx;                          \
+/* these are invalid motion vectors */       \
+rightMY = 2*(Fsize_y - (by+2)*DCTSIZE + 1) - 1;              \
+rightMX = 2*(Fsize_x - (bx+2)*DCTSIZE + 1) - 1;              \
+\
+if ( stepSize == 2 ) { \
+    rightMY++;      \
+    rightMX++;      \
+    }
+    
+#define VALID_MOTION(m)   \
+(((m).y >= leftMY) && ((m).y < rightMY) &&   \
+ ((m).x >= leftMX) && ((m).x < rightMX) )
+
+
+/*===============================*
+ * EXTERNAL PROCEDURE prototypes *
+ *===============================*/
+
+void 
+SetPSearchAlg(const char * const alg);
+void 
+SetBSearchAlg(const char * const alg);
+const char *
+BSearchName(void);
+const char *
+PSearchName(void);
+
+int
+PLogarithmicSearch(const LumBlock * const currentBlockP,
+                   MpegFrame *      const prev,
+                   int              const by,
+                   int              const bx,
+                   vector *         const motionP,
+                   int              const searchRange);
+
+int
+PSubSampleSearch(const LumBlock * const currentBlockP,
+                 MpegFrame *      const prev,
+                 int              const by,
+                 int              const bx,
+                 vector *         const motionP,
+                 int              const searchRange);
+
+int
+PLocalSearch(const LumBlock * const currentBlockP,
+             MpegFrame *      const prev,
+             int              const by,
+             int              const bx,
+             vector *         const motionP,
+             int              const bestSoFar,
+             int              const searchRange);
+
+int
+PTwoLevelSearch(const LumBlock * const currentBlockP,
+                MpegFrame *      const prev,
+                int              const by,
+                int              const bx,
+                vector *         const motionP,
+                int              const bestSoFar,
+                int              const searchRange);
+void
+PMotionSearch(const LumBlock * const currentBlockP,
+              MpegFrame *      const prev, 
+              int              const by,
+              int              const bx, 
+              vector *         const motionP);
+
+/*==================*
+ * GLOBAL VARIABLES *
+ *==================*/
+
+extern int psearchAlg;
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/picasso/project/mpeg/mpeg_dist/mpeg_encode/headers/RCS/search.h,v 1.6 1995/08/15 23:43:36 smoot Exp $
+ *  $Log: search.h,v $
+ *  Revision 1.6  1995/08/15 23:43:36  smoot
+ *  *** empty log message ***
+ *
+ *  Revision 1.5  1995/01/19 23:55:20  eyhung
+ *  Changed copyrights
+ *
+ * Revision 1.4  1994/12/07  00:42:01  smoot
+ * Added seperate P and B search ranges
+ *
+ * Revision 1.3  1994/11/12  02:12:58  keving
+ * nothing
+ *
+ * Revision 1.2  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ * Revision 1.1  1993/07/09  00:17:23  keving
+ * nothing
+ *
+ */
+
+
+
diff --git a/converter/ppm/ppmtompeg/headers/mpeg.h b/converter/ppm/ppmtompeg/headers/mpeg.h
new file mode 100644
index 00000000..d739dede
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/mpeg.h
@@ -0,0 +1,116 @@
+/*===========================================================================*
+ * mpeg.h								     *
+ *									     *
+ *	no comment							     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include <time.h>
+
+#include "pm_c_util.h"
+#include "ppm.h"
+#include "ansi.h"
+#include "mtypes.h"
+#include "frame.h"
+
+struct inputSource;
+
+/*===============================*
+ * EXTERNAL PROCEDURE prototypes *
+ *===============================*/
+
+enum frameContext {CONTEXT_WHOLESTREAM, CONTEXT_GOP, CONTEXT_JUSTFRAMES};
+
+void
+GenMPEGStream(struct inputSource * const inputSourceP,
+              enum frameContext    const context, 
+              unsigned int         const frameStart, 
+              unsigned int         const frameEnd, 
+              int32                const qtable[], 
+              int32                const niqtable[], 
+              bool                 const childProcess,
+              FILE *               const ofp, 
+              const char *         const outputFileName,
+              bool                 const wantVbvUnderflowWarning,
+              bool                 const wantVbvOverflowWarning,
+              unsigned int *       const inputFrameBitsP,
+              unsigned int *       const totalBitsP);
+
+void
+PrintStartStats(time_t               const startTime, 
+                bool                 const specificFrames,
+                unsigned int         const firstFrame, 
+                unsigned int         const lastFrame,
+                struct inputSource * const inputSourceP);
+
+void
+PrintEndStats(time_t       const startTime,
+              time_t       const endTime,
+              unsigned int const inputFrameBits, 
+              unsigned int const totalBits);
+
+void
+ComputeGOPFrames(int            const whichGOP, 
+                 unsigned int * const firstFrameP, 
+                 unsigned int * const lastFrameP, 
+                 unsigned int   const numFrames);
+
+extern void	IncrementTCTime _ANSI_ARGS_((void));
+void SetReferenceFrameType(const char * const type);
+
+boolean
+NonLocalRefFrame(int     const id);
+
+void
+ReadDecodedRefFrame(MpegFrame *  const frameP, 
+                    unsigned int const frameNumber);
+
+extern void	WriteDecodedFrame _ANSI_ARGS_((MpegFrame *frame));
+extern void	SetBitRateFileName _ANSI_ARGS_((char *fileName));
+extern void	SetFrameRate _ANSI_ARGS_((void));
+
+
+/*==================*
+ * GLOBAL VARIABLES *
+ *==================*/
+
+extern MpegFrame *frameMemory[3];
+extern int32	  tc_hrs, tc_min, tc_sec, tc_pict, tc_extra;
+extern int	  totalFramesSent;
+extern int	  gopSize;
+extern char	 *framePattern;
+extern int	  framePatternLen;
+extern int32 qtable[];
+extern int32 niqtable[];
+extern int32 *customQtable;
+extern int32 *customNIQtable;
+extern int  aspectRatio;
+extern int  frameRate;
+extern int     frameRateRounded;
+extern boolean    frameRateInteger;
+
diff --git a/converter/ppm/ppmtompeg/headers/mproto.h b/converter/ppm/ppmtompeg/headers/mproto.h
new file mode 100644
index 00000000..c3b0f4b3
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/mproto.h
@@ -0,0 +1,132 @@
+/*===========================================================================*
+ * mproto.h								     *
+ *									     *
+ *	basically a lot of miscellaneous prototypes			     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/picasso/project/mm/mpeg/mpeg_dist/mpeg_encode/headers/RCS/mproto.h,v 1.12 1995/03/29 20:14:29 smoot Exp $
+ *  $Log: mproto.h,v $
+ * Revision 1.12  1995/03/29  20:14:29  smoot
+ * deleted unneeded dct prototype
+ *
+ * Revision 1.11  1995/01/19  23:55:02  eyhung
+ * Changed copyrights
+ *
+ * Revision 1.10  1995/01/16  06:20:10  eyhung
+ * Changed ReadYUV to ReadEYUV
+ *
+ * Revision 1.9  1993/07/22  22:24:23  keving
+ * nothing
+ *
+ * Revision 1.8  1993/07/09  00:17:23  keving
+ * nothing
+ *
+ * Revision 1.7  1993/06/03  21:08:53  keving
+ * nothing
+ *
+ * Revision 1.6  1993/02/24  19:13:33  keving
+ * nothing
+ *
+ * Revision 1.5  1993/02/17  23:18:20  dwallach
+ * checkin prior to keving's joining the project
+ *
+ * Revision 1.4  1993/01/18  10:20:02  dwallach
+ * *** empty log message ***
+ *
+ * Revision 1.3  1993/01/18  10:17:29  dwallach
+ * RCS headers installed, code indented uniformly
+ *
+ * Revision 1.3  1993/01/18  10:17:29  dwallach
+ * RCS headers installed, code indented uniformly
+ *
+ */
+
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "general.h"
+#include "ansi.h"
+#include "bitio.h"
+
+
+#define DCTSIZE2    DCTSIZE*DCTSIZE
+typedef short DCTELEM;
+typedef DCTELEM DCTBLOCK[DCTSIZE2];
+
+
+
+/*===============================*
+ * EXTERNAL PROCEDURE prototypes *
+ *===============================*/
+
+/*  
+ *  from mbasic.c:
+ */
+void mp_reset _ANSI_ARGS_((void));
+void mp_free _ANSI_ARGS_((MpegFrame *mf));
+MpegFrame *mp_new _ANSI_ARGS_((int fnumber, char type, MpegFrame *oldFrame));
+void mp_ycc_calc _ANSI_ARGS_((MpegFrame *mf));
+void mp_dct_blocks _ANSI_ARGS_((MpegFrame *mf));
+void	AllocDecoded _ANSI_ARGS_((MpegFrame *frame));
+
+/*  
+ *  from moutput.c:
+ */
+boolean mp_quant_zig_block _ANSI_ARGS_((Block in, FlatBlock out, int qscale, int iblock));
+void	UnQuantZig _ANSI_ARGS_((FlatBlock in, Block out, int qscale, boolean iblock));
+void mp_rle_huff_block _ANSI_ARGS_((FlatBlock in, BitBucket *out));
+void mp_rle_huff_pblock _ANSI_ARGS_((FlatBlock in, BitBucket *out));
+void mp_create_blocks _ANSI_ARGS_((MpegFrame *mf));
+
+
+
+
+void	ReadEYUV _ANSI_ARGS_((MpegFrame * mf, FILE *fpointer, int width,
+			    int height));
+boolean	ReadPPM _ANSI_ARGS_((MpegFrame *mf, FILE *fpointer));
+void PPMtoYCC _ANSI_ARGS_((MpegFrame * mf));
+
+void	MotionSearchPreComputation _ANSI_ARGS_((MpegFrame *frame));
+boolean	PMotionSearch _ANSI_ARGS_((LumBlock currentBlock, MpegFrame *prev,
+				   int by, int bx, int *motionY, int *motionX));
+void	ComputeHalfPixelData _ANSI_ARGS_((MpegFrame *frame));
+void mp_validate_size _ANSI_ARGS_((int *x, int *y));
+void AllocYCC _ANSI_ARGS_((MpegFrame * mf));
+
+
+/* jrevdct.c */
+void init_pre_idct _ANSI_ARGS_((void ));
+void j_rev_dct_sparse _ANSI_ARGS_((DCTBLOCK data , int pos ));
+void j_rev_dct _ANSI_ARGS_((DCTBLOCK data ));
+void j_rev_dct_sparse _ANSI_ARGS_((DCTBLOCK data , int pos ));
+void j_rev_dct _ANSI_ARGS_((DCTBLOCK data ));
+
+/* block.c */
+void	BlockToData _ANSI_ARGS_((uint8 **data, Block block, int by, int bx));
+void	AddMotionBlock _ANSI_ARGS_((Block block, uint8 **prev, int by, int bx,
+		       int my, int mx));
diff --git a/converter/ppm/ppmtompeg/headers/mtypes.h b/converter/ppm/ppmtompeg/headers/mtypes.h
new file mode 100644
index 00000000..0db5a330
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/mtypes.h
@@ -0,0 +1,109 @@
+/*===========================================================================*
+ * mtypes.h
+ *
+ *	MPEG data types
+ *
+ *===========================================================================*/
+
+/* Copyright information is at end of file */
+
+#ifndef MTYPES_INCLUDED
+#define MTYPES_INCLUDED
+
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "general.h"
+#include "dct.h"
+
+
+/*===========*
+ * CONSTANTS *
+ *===========*/
+
+#define TYPE_BOGUS	0   /* for the header of the circular list */
+#define TYPE_VIRGIN	1
+
+#define STATUS_EMPTY	0
+#define STATUS_LOADED	1
+#define STATUS_WRITTEN	2
+
+
+typedef struct vector {
+    int y;
+    int x;
+} vector;
+
+typedef struct motion {
+    vector fwd;
+    vector bwd;
+} motion;
+
+/*==================*
+ * TYPE DEFINITIONS *
+ *==================*/
+
+/*  
+ *  your basic Block type
+ */
+typedef int16 Block[DCTSIZE][DCTSIZE];
+typedef int16 FlatBlock[DCTSIZE_SQ];
+typedef	struct {
+    int32 l[2*DCTSIZE][2*DCTSIZE];
+} LumBlock;
+typedef	int32 ChromBlock[DCTSIZE][DCTSIZE];
+
+/*========*
+ * MACROS *
+ *========*/
+
+#ifdef ABS
+#undef ABS
+#endif
+
+#define ABS(x) (((x)<0)?-(x):(x))
+
+#ifdef HEINOUS_DEBUG_MODE
+#define DBG_PRINT(x) {printf x; fflush(stdout);}
+#else
+#define DBG_PRINT(x)
+#endif
+
+#define ERRCHK(bool, str) {if(!(bool)) {perror(str); exit(1);}}
+
+/* For Specifics */
+typedef struct detalmv_def {
+  int typ,fx,fy,bx,by;
+} BlockMV;
+#define TYP_SKIP 0
+#define TYP_FORW 1
+#define TYP_BACK 2
+#define TYP_BOTH 3
+
+
+#endif /* MTYPES_INCLUDED */
+
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
diff --git a/converter/ppm/ppmtompeg/headers/opts.h b/converter/ppm/ppmtompeg/headers/opts.h
new file mode 100644
index 00000000..5901a677
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/opts.h
@@ -0,0 +1,125 @@
+/*
+ * opts.h - set optional parameters
+ */
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*  
+ *  $Header: /n/picasso/project/mpeg/mpeg_dist/mpeg_encode/headers/RCS/opts.h,v 1.3 1995/08/15 23:43:43 smoot Exp $
+ *  $Log: opts.h,v $
+ *  Revision 1.3  1995/08/15 23:43:43  smoot
+ *  *** empty log message ***
+ *
+ * Revision 1.2  1995/05/02  22:00:51  smoot
+ * added TUNEing stuff
+ *
+ * Revision 1.1  1995/04/14  23:12:53  smoot
+ * Initial revision
+ *
+ */
+
+#include "general.h"
+#include "ansi.h"
+#include "mtypes.h"
+
+/*
+ TUNE b [limit] lower limit on how different a block must be to be DCT coded
+ TUNE c [file [color-diff]] Collect statistics on Quantization
+ TUNE d [RateScale DistortionScale] Do a DCT in the P search, not just DIFF
+ TUNE k [breakpt end [slope]] Squash small lum values
+ TUNE l Figure out Laplacian distrib and use them to dequantize and do snr calc
+ TUNE n Dont consider DC differenece in DCT searches
+ TUNE q Do MSE for distortion measure, not MAD
+ TUNE s [Max] | [LumMax ChromMax] Squash small differences in successive frames
+ TUNE u disallow skip blocks in B frames
+ TUNE w filename [c]  Write I block distortion numbers to file [with bit-rates]
+ TUNE z Zaps Intra blocks in P/B frames.
+
+ [ Note k and s make -snr numbers a lie, by playing with input ]
+ [ Note d n and q are contradictory (can only use one)         ]
+ [ Note c will not work on parallel encodings                  ]
+*/
+
+extern boolean tuneingOn;
+
+/* Smash to no-change a motion block DCT with MAD less than: */
+/* DETAL b value               */
+extern int block_bound;
+
+/* Collect info on quantization */
+extern boolean collect_quant;
+extern int collect_quant_detailed;
+extern FILE   *collect_quant_fp;
+
+/* Nuke dim areas */
+extern int kill_dim, kill_dim_break, kill_dim_end;
+extern float kill_dim_slope;
+
+
+/* Stuff to control MV search comparisons */
+#define DEFAULT_SEARCH 0
+#define LOCAL_DCT  1 /* Do DCT in search (SLOW!!!!) */
+#define NO_DC_SEARCH  2  /* Dont consider DC component in motion searches */
+#define DO_Mean_Squared_Distortion  3 /* Do Squared distortion, not ABS */
+
+/* Parameters for special searches */
+/* LOCAL_DCT */
+extern float LocalDCTRateScale, LocalDCTDistortScale;
+
+/* Search Type Variable */
+extern int SearchCompareMode;
+
+/* squash small differences */
+extern boolean squash_small_differences;
+extern int SquashMaxLum, SquashMaxChr;
+
+/* Disallows Intra blocks in P/B code */
+extern boolean IntraPBAllowed;
+
+/* Write out distortion numbers */
+extern boolean WriteDistortionNumbers;
+extern int collect_distortion_detailed;
+extern FILE *distortion_fp;
+extern FILE *fp_table_rate[31], *fp_table_dist[31];
+
+/* Laplacian Distrib */
+extern boolean DoLaplace;
+extern double **L1, **L2, **Lambdas;
+extern int LaplaceNum, LaplaceCnum;
+
+/* Turn on/off skipping in B frames */
+extern boolean BSkipBlocks;
+
+/* Procedures Prototypes */
+int	GetIQScale _ANSI_ARGS_((void));
+int	GetPQScale _ANSI_ARGS_((void));
+int	GetBQScale _ANSI_ARGS_((void));
+void	Tune_Init _ANSI_ARGS_((void));
+int     CalcRLEHuffLength _ANSI_ARGS_((FlatBlock in));
+void    ParseTuneParam(const char * const charPtr);
+int     mse _ANSI_ARGS_((Block blk1, Block blk2));
+void    Mpost_UnQuantZigBlockLaplace _ANSI_ARGS_((FlatBlock in, Block out, int qscale, boolean iblock));
+extern void CalcLambdas(void);
+
+
+
+
diff --git a/converter/ppm/ppmtompeg/headers/parallel.h b/converter/ppm/ppmtompeg/headers/parallel.h
new file mode 100644
index 00000000..e18d3f46
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/parallel.h
@@ -0,0 +1,135 @@
+/*===========================================================================*
+ * parallel.h          
+ *                     
+ *  parallel encoding  
+ *                     
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "ansi.h"
+#include "bitio.h"
+#include "frame.h"
+
+
+struct inputSource;
+
+/*===============================*
+ * EXTERNAL PROCEDURE prototypes *
+ *===============================*/
+
+void
+MasterServer(struct inputSource * const inputSourceP,
+             const char *         const paramFileName, 
+             const char *         const outputFileName);
+
+void
+NotifyMasterDone(const char * const hostName, 
+                 int          const portNum, 
+                 int          const machineNumber, 
+                 unsigned int const seconds, 
+                 boolean *    const moreWorkToDoP,
+                 int *        const frameStartP,
+                 int *        const frameEndP);
+
+void
+IoServer(struct inputSource * const inputSourceP,
+         const char *         const parallelHostName, 
+         int                  const portNum);
+
+void
+CombineServer(int          const numInputFiles, 
+              const char * const masterHostName, 
+              int          const masterPortNum,
+              const char*  const outputFileName);
+
+void
+DecodeServer(int          const numInputFiles, 
+             const char * const decodeFileName, 
+             const char * const parallelHostName, 
+             int          const portNum);
+
+void
+WaitForOutputFile(int number);
+
+void
+GetRemoteFrame(MpegFrame * const frameP,
+               int         const frameNumber);
+
+void
+SendRemoteFrame(int         const frameNumber,
+                BitBucket * const bbP);
+
+void
+NoteFrameDone(int frameStart, int frameEnd);
+
+void
+SetIOConvert(boolean separate);
+
+void
+SetRemoteShell(const char * const shell);
+
+void 
+NotifyDecodeServerReady(int const id);
+
+void 
+WaitForDecodedFrame(int id);
+
+void 
+SendDecodedFrame(MpegFrame * const frameP);
+
+void 
+GetRemoteDecodedRefFrame(MpegFrame * const frameP,
+                         int         const frameNumber);
+
+void 
+SetParallelPerfect(boolean val);
+
+
+/*==================*
+ * GLOBAL VARIABLES *
+ *==================*/
+
+extern int parallelTestFrames;
+extern int parallelTimeChunks;
+
+extern const char *IOhostName;
+extern int ioPortNumber;
+extern int decodePortNumber;
+
+extern boolean  ioServer;
+extern boolean  niceProcesses;
+extern boolean  forceIalign;
+extern int    machineNumber;
+extern boolean remoteIO;
+extern boolean  separateConversion;
+
+
+
+
+
+
+
diff --git a/converter/ppm/ppmtompeg/headers/param.h b/converter/ppm/ppmtompeg/headers/param.h
new file mode 100644
index 00000000..31be61ee
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/param.h
@@ -0,0 +1,87 @@
+/*===========================================================================*
+ * param.h								     *
+ *									     *
+ *	reading the parameter file					     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+#include "pm_c_util.h"
+#include "ansi.h"
+#include "input.h"
+
+
+/*===========*
+ * CONSTANTS *
+ *===========*/
+
+#define MAX_MACHINES	    256
+#ifndef MAXPATHLEN
+#define MAXPATHLEN  1024
+#endif
+
+#define	ENCODE_FRAMES	0
+#define COMBINE_GOPS	1
+#define COMBINE_FRAMES	2
+
+
+struct params {
+    struct inputSource * inputSourceP;
+    bool warnUnderflow;
+    bool warnOverflow;
+};
+
+
+void
+ReadParamFile(const char *    const fileName, 
+              int             const function,
+              struct params * const paramP);
+
+/*==================*
+ * GLOBAL VARIABLES *
+ *==================*/
+
+/* All this stuff ought to be in a struct param instead */
+
+extern char	outputFileName[256];
+extern int	whichGOP;
+extern int numMachines;
+extern char	machineName[MAX_MACHINES][256];
+extern char	userName[MAX_MACHINES][256];
+extern char	executable[MAX_MACHINES][1024];
+extern char	remoteParamFile[MAX_MACHINES][1024];
+extern boolean	remote[MAX_MACHINES];
+extern char	currentPath[MAXPATHLEN];
+extern char	currentFramePath[MAXPATHLEN];
+extern char	currentGOPPath[MAXPATHLEN];
+extern char inputConversion[1024];
+extern char yuvConversion[256];
+extern int  yuvWidth, yuvHeight;
+extern int  realWidth, realHeight;
+extern char ioConversion[1024];
+extern char slaveConversion[1024];
+extern FILE *bitRateFile;
+extern boolean showBitRatePerFrame;
+extern boolean computeMVHist;
+extern const double VidRateNum[9];
+extern boolean keepTempFiles;
diff --git a/converter/ppm/ppmtompeg/headers/postdct.h b/converter/ppm/ppmtompeg/headers/postdct.h
new file mode 100644
index 00000000..3f3b51fe
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/postdct.h
@@ -0,0 +1,40 @@
+/*===========================================================================*
+ * postdct.h								     *
+ *									     *
+ *	MPEG post-DCT processing					     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+#include "bitio.h"
+
+
+int     Mpost_QuantZigBlock (Block in, FlatBlock out, int qscale, int iblock);
+void	Mpost_UnQuantZigBlock (FlatBlock in, Block out,
+                               int qscale, boolean iblock);
+void	Mpost_RLEHuffIBlock (FlatBlock in, BitBucket *out);
+void	Mpost_RLEHuffPBlock (FlatBlock in, BitBucket *out);
+
+#define MPOST_ZERO 0
+#define MPOST_NON_ZERO 1
+#define MPOST_OVERFLOW (-1)
diff --git a/converter/ppm/ppmtompeg/headers/prototypes.h b/converter/ppm/ppmtompeg/headers/prototypes.h
new file mode 100644
index 00000000..d729aafa
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/prototypes.h
@@ -0,0 +1,78 @@
+/*===========================================================================*
+ * prototypes.h                                  *
+ *                                       *
+ *  miscellaneous prototypes                         *
+ *                                       *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+/*==============*
+ * HEADER FILES *
+ *==============*/
+
+#include "general.h"
+#include "ansi.h"
+#include "frame.h"
+
+
+/*===============================*
+ * EXTERNAL PROCEDURE prototypes *
+ *===============================*/
+
+int GetBQScale _ANSI_ARGS_((void));
+int GetPQScale _ANSI_ARGS_((void));
+void    ResetBFrameStats _ANSI_ARGS_((void));
+void    ResetPFrameStats _ANSI_ARGS_((void));
+void SetSearchRange (int const pixelsP,
+                     int const pixelsB);
+void    ResetIFrameStats _ANSI_ARGS_((void));
+void
+SetPixelSearch(const char * const searchType);
+void    SetIQScale _ANSI_ARGS_((int qI));
+void    SetPQScale _ANSI_ARGS_((int qP));
+void    SetBQScale _ANSI_ARGS_((int qB));
+float   EstimateSecondsPerIFrame _ANSI_ARGS_((void));
+float   EstimateSecondsPerPFrame _ANSI_ARGS_((void));
+float   EstimateSecondsPerBFrame _ANSI_ARGS_((void));
+void    SetGOPSize _ANSI_ARGS_((int size));
+void
+SetStatFileName(const char * const fileName);
+void    SetSlicesPerFrame _ANSI_ARGS_((int number));
+void    SetBlocksPerSlice _ANSI_ARGS_((void));
+
+
+void DCTFrame _ANSI_ARGS_((MpegFrame * mf));
+
+void PPMtoYCC _ANSI_ARGS_((MpegFrame * mf));
+
+void    MotionSearchPreComputation _ANSI_ARGS_((MpegFrame *frame));
+
+void    ComputeHalfPixelData _ANSI_ARGS_((MpegFrame *frame));
+void mp_validate_size _ANSI_ARGS_((int *x, int *y));
+
+extern void SetFCode _ANSI_ARGS_((void));
+
+
+/* psearch.c */
+void    ShowPMVHistogram _ANSI_ARGS_((FILE *fpointer));
+void    ShowBBMVHistogram _ANSI_ARGS_((FILE *fpointer));
+void    ShowBFMVHistogram _ANSI_ARGS_((FILE *fpointer));
diff --git a/converter/ppm/ppmtompeg/headers/psocket.h b/converter/ppm/ppmtompeg/headers/psocket.h
new file mode 100644
index 00000000..214f5dce
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/psocket.h
@@ -0,0 +1,41 @@
+#ifndef PSOCKET_H_INCLUDED
+#define PSOCKET_H_INCLUDED
+
+#include <netdb.h>
+
+void
+ReadInt(int   const socketFd,
+        int * const valueP);
+
+void
+ReadBytes(int             const fd,
+          unsigned char * const buf,
+          unsigned int    const nbyte);
+
+void
+WriteInt(int const socketFd,
+         int const value);
+
+void
+WriteBytes(int             const fd,
+           unsigned char * const buf,
+           unsigned int    const nbyte);
+
+void
+ConnectToSocket(const char *      const machineName, 
+                int               const portNum, 
+                struct hostent ** const hostEnt,
+                int *             const socketFdP,
+                const char **     const errorP);
+
+void
+CreateListeningSocket(int *         const socketP,
+                      int *         const portNumP,
+                      const char ** const errorP);
+
+void
+AcceptConnection(int           const listenSocketFd,
+                 int *         const connectSocketFdP,
+                 const char ** const errorP);
+
+#endif
diff --git a/converter/ppm/ppmtompeg/headers/rate.h b/converter/ppm/ppmtompeg/headers/rate.h
new file mode 100644
index 00000000..df5ca1cc
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/rate.h
@@ -0,0 +1,204 @@
+/*===========================================================================*
+ * rate.h								     *
+ *									     *
+ *	Procedures concerned with rate control
+ *									     *
+ * EXPORTED PROCEDURES:							     *
+ *  getRateMode()
+ *  setBitRate()
+ *  getBitRate()
+ *  setBufferSize()
+ *  getBufferSize()
+ *	initRateControl()
+ *	targetRateControl()
+ * 	updateRateControl()
+ *	MB_RateOut()
+ *									     *
+ *===========================================================================*/
+
+/* 	COPYRIGHT INFO HERE	*/
+
+#define VARIABLE_RATE 0
+#define FIXED_RATE 1
+
+
+/*==================*
+ * Exported VARIABLES *
+ *==================*/
+
+
+extern int rc_bitsThisMB;
+extern int rc_numBlocks;
+extern int rc_totalQuant;
+extern int rc_quantOverride;
+
+
+/*=====================*
+ * EXPORTED PROCEDURES *
+ *=====================*/
+
+/*===========================================================================*
+ *
+ * initRateControl
+ *
+ *	initialize the allocation parameters.
+ *===========================================================================*/
+int
+initRateControl(bool const wantUnderflowWarning,
+                bool const wantOverflowWarning);
+
+/*===========================================================================*
+ *
+ * targetRateControl
+ *
+ *      Determine the target allocation for given picture type.
+ *
+ * RETURNS:     target size in bits
+ *===========================================================================*/
+void
+targetRateControl(MpegFrame * const frameP);
+
+
+/*===========================================================================*
+ *
+ * MB_RateOut
+ *
+ *      Prints out sampling of MB rate control data.  Every "nth" block
+ *	stats are printed, with "n" controled by global RC_MB_SAMPLE_RATE
+ *
+ * RETURNS:     nothing
+ *===========================================================================*/
+extern void MB_RateOut _ANSI_ARGS_((int type));
+
+
+/*===========================================================================*
+ *
+ * updateRateControl
+ *
+ *      Update the statistics kept, after end of frame
+ *
+ * RETURNS:     nothing
+ *
+ * SIDE EFFECTS:   many global variables
+ *===========================================================================*/
+void
+updateRateControl(int const type);
+
+
+/*===========================================================================*
+ *
+ * needQScaleChange(current Q scale, 4 luminance blocks)
+ *
+ *
+ * RETURNS:     new Qscale
+ *===========================================================================*/
+extern int needQScaleChange _ANSI_ARGS_((int oldQScale,  Block blk0, Block blk1, Block blk2, Block blk3));
+
+/*===========================================================================*
+ *
+ * incNumBlocks()
+ *
+ *
+ * RETURNS:   nothing
+ *===========================================================================*/
+extern void incNumBlocks _ANSI_ARGS_((int num));
+
+
+/*===========================================================================*
+ *
+ * incMacroBlockBits()
+ *
+ *  Increments the number of Macro Block bits and the total of Frame
+ *  bits by the number passed.
+ *
+ * RETURNS:   nothing
+ *===========================================================================*/
+extern void incMacroBlockBits _ANSI_ARGS_((int num));
+
+
+/*===========================================================================*
+ *
+ * SetRateControl ()
+ *
+ *      Checks the string parsed from the parameter file.  Verifies
+ *  number and sets global values.
+ *
+ * RETURNS:     nothing
+ *===========================================================================*/
+extern void SetRateControl _ANSI_ARGS_((char *charPtr));
+
+
+/*===========================================================================*
+ *
+ * setBufferSize ()
+ *
+ *      Checks the string parsed from the parameter file.  Verifies
+ *  number and sets global values.
+ *
+ * RETURNS:     nothing
+ *===========================================================================*/
+extern void 
+setBufferSize(const char * const charPtr);
+
+
+/*===========================================================================*
+ *
+ * getBufferSize ()
+ *
+ *      returns the buffer size read from the parameter file.  Size is
+ *  in bits- not in units of 16k as written to the sequence header.
+ *
+ * RETURNS:     int (or -1 if invalid)
+ *===========================================================================*/
+extern int getBufferSize _ANSI_ARGS_((void));
+
+
+/*===========================================================================*
+ *
+ * setBitRate ()
+ *
+ *      Checks the string parsed from the parameter file.  Verifies
+ *  number and sets global values.
+ *
+ * RETURNS:     nothing
+ *
+ * SIDE EFFECTS:   global variables
+ *===========================================================================*/
+extern void 
+setBitRate(const char * const charPtr);
+
+
+/*===========================================================================*
+ *
+ * getBitRate ()
+ *
+ *      Returns the bit rate read from the parameter file.  This is the
+ *  real rate in bits per second, not in 400 bit units as is written to
+ *  the sequence header.
+ *
+ * RETURNS:     int (-1 if Variable mode operation)
+ *===========================================================================*/
+extern int getBitRate _ANSI_ARGS_((void));
+
+
+/*===========================================================================*
+ *
+ * getRateMode ()
+ *
+ *      Returns the rate mode- interpreted waa either Fixed or Variable
+ *
+ * RETURNS:     integer
+ *===========================================================================*/
+extern int getRateMode _ANSI_ARGS_((void));
+
+
+/*===========================================================================*
+ *
+ * incQuantOverride()
+ *
+ *  counter of override of quantization
+ *
+ * RETURNS:   nothing
+ *===========================================================================*/
+extern void incQuantOverride  _ANSI_ARGS_((int num));
+
diff --git a/converter/ppm/ppmtompeg/headers/readframe.h b/converter/ppm/ppmtompeg/headers/readframe.h
new file mode 100644
index 00000000..3a6876b1
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/readframe.h
@@ -0,0 +1,69 @@
+/*===========================================================================*
+ * readframe.h								     *
+ *									     *
+ *	stuff dealing with reading frames				     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+#include "pm_c_util.h"
+
+/*===========*
+ * CONSTANTS *
+ *===========*/
+
+#define	PPM_FILE_TYPE	    0
+#define YUV_FILE_TYPE	    2
+#define ANY_FILE_TYPE	    3
+#define BASE_FILE_TYPE	    4
+#define PNM_FILE_TYPE	    5
+#define SUB4_FILE_TYPE	    6
+#define JPEG_FILE_TYPE	    7
+#define JMOVIE_FILE_TYPE    8
+#define Y_FILE_TYPE	    9
+
+
+struct inputSource;
+
+void
+ReadFrameFile(MpegFrame *  const frameP,
+              FILE *       const ifP,
+              const char * const conversion,
+              bool *       const eofP);
+
+void
+ReadFrame(MpegFrame *          const frameP, 
+          struct inputSource * const inputSourceP,
+          unsigned int         const frameNumber,
+          const char *         const conversion,
+          bool *               const endOfStreamP);
+
+FILE *
+ReadIOConvert(struct inputSource * const inputSourceP,
+              unsigned int         const frameNumber);
+
+extern void	SetFileType(const char * const conversion);
+extern void	SetFileFormat(const char * const format);
+extern void	SetResize(bool const set);
+
+extern int	baseFormat;
diff --git a/converter/ppm/ppmtompeg/headers/rgbtoycc.h b/converter/ppm/ppmtompeg/headers/rgbtoycc.h
new file mode 100644
index 00000000..52159963
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/rgbtoycc.h
@@ -0,0 +1,39 @@
+/*===========================================================================*
+ * rgbtoycc.h								     *
+ *									     *
+ *	Procedures to convert from RGB space to YUV space		     *
+ *									     *
+ *===========================================================================*/
+
+/*
+ * Copyright (c) 1995 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice and the following
+ * two paragraphs appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ */
+
+
+
+#include "frame.h"
+#include "pnm.h"
+
+void
+PNMtoYUV(MpegFrame *  const frame,
+         xel **       const xels,
+         unsigned int const cols,
+         unsigned int const rows,
+         xelval       const maxval);
diff --git a/converter/ppm/ppmtompeg/headers/specifics.h b/converter/ppm/ppmtompeg/headers/specifics.h
new file mode 100644
index 00000000..7bcf4ace
--- /dev/null
+++ b/converter/ppm/ppmtompeg/headers/specifics.h
@@ -0,0 +1,36 @@
+#include "ansi.h"
+
+
+/*===========*
+ * TYPES     *
+ *===========*/
+
+typedef struct bs_def {
+  int num;
+  boolean relative;
+  char qscale;
+  BlockMV *mv;  /* defined in mtypes.h */
+  struct bs_def *next;
+} Block_Specifics;
+
+typedef struct detail_def {
+  int num;
+  char qscale;
+  struct detail_def *next;
+}  Slice_Specifics;
+
+typedef struct fsl_def {
+  int framenum; 
+  int frametype;
+  char qscale;
+  Slice_Specifics *slc;
+  Block_Specifics *bs;
+  struct fsl_def *next;
+} FrameSpecList;
+
+
+void	Specifics_Init _ANSI_ARGS_((void));
+int     SpecLookup _ANSI_ARGS_((int fn, int typ, int num, 
+				BlockMV **info, int start_qs));
+int SpecTypeLookup _ANSI_ARGS_((int fn));
+