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Add some external dependencies.

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Ignacio
2017-02-08 11:42:25 -08:00
parent 1004d5d5b5
commit d7612a3b67
64 changed files with 38084 additions and 1 deletions
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SET(ETCPACK_SRCS
etcdec.cxx
etcpack.cxx
image.cxx
image.h)
add_definitions("-DPGMOUT=0")
ADD_LIBRARY(etcpack STATIC ${ETCPACK_SRCS})

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//// etcpack v2.74
////
//// NO WARRANTY
////
//// BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE THE PROGRAM IS PROVIDED
//// "AS IS". ERICSSON MAKES NO REPRESENTATIONS OF ANY KIND, EXTENDS NO
//// WARRANTIES OR CONDITIONS OF ANY KIND; EITHER EXPRESS, IMPLIED OR
//// STATUTORY; INCLUDING, BUT NOT LIMITED TO, EXPRESS, IMPLIED OR
//// STATUTORY WARRANTIES OR CONDITIONS OF TITLE, MERCHANTABILITY,
//// SATISFACTORY QUALITY, SUITABILITY AND FITNESS FOR A PARTICULAR
//// PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE
//// PROGRAM IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME
//// THE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION. ERICSSON
//// MAKES NO WARRANTY THAT THE MANUFACTURE, SALE, OFFERING FOR SALE,
//// DISTRIBUTION, LEASE, USE OR IMPORTATION UNDER THE LICENSE WILL BE FREE
//// FROM INFRINGEMENT OF PATENTS, COPYRIGHTS OR OTHER INTELLECTUAL
//// PROPERTY RIGHTS OF OTHERS, AND THE VALIDITY OF THE LICENSE IS SUBJECT
//// TO YOUR SOLE RESPONSIBILITY TO MAKE SUCH DETERMINATION AND ACQUIRE
//// SUCH LICENSES AS MAY BE NECESSARY WITH RESPECT TO PATENTS, COPYRIGHT
//// AND OTHER INTELLECTUAL PROPERTY OF THIRD PARTIES.
////
//// FOR THE AVOIDANCE OF DOUBT THE PROGRAM (I) IS NOT LICENSED FOR; (II)
//// IS NOT DESIGNED FOR OR INTENDED FOR; AND (III) MAY NOT BE USED FOR;
//// ANY MISSION CRITICAL APPLICATIONS SUCH AS, BUT NOT LIMITED TO
//// OPERATION OF NUCLEAR OR HEALTHCARE COMPUTER SYSTEMS AND/OR NETWORKS,
//// AIRCRAFT OR TRAIN CONTROL AND/OR COMMUNICATION SYSTEMS OR ANY OTHER
//// COMPUTER SYSTEMS AND/OR NETWORKS OR CONTROL AND/OR COMMUNICATION
//// SYSTEMS ALL IN WHICH CASE THE FAILURE OF THE PROGRAM COULD LEAD TO
//// DEATH, PERSONAL INJURY, OR SEVERE PHYSICAL, MATERIAL OR ENVIRONMENTAL
//// DAMAGE. YOUR RIGHTS UNDER THIS LICENSE WILL TERMINATE AUTOMATICALLY
//// AND IMMEDIATELY WITHOUT NOTICE IF YOU FAIL TO COMPLY WITH THIS
//// PARAGRAPH.
////
//// IN NO EVENT WILL ERICSSON, BE LIABLE FOR ANY DAMAGES WHATSOEVER,
//// INCLUDING BUT NOT LIMITED TO PERSONAL INJURY, ANY GENERAL, SPECIAL,
//// INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN
//// CONNECTION WITH THE USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT
//// NOT LIMITED TO LOSS OF PROFITS, BUSINESS INTERUPTIONS, OR ANY OTHER
//// COMMERCIAL DAMAGES OR LOSSES, LOSS OF DATA OR DATA BEING RENDERED
//// INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF
//// THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS) REGARDLESS OF THE
//// THEORY OF LIABILITY (CONTRACT, TORT OR OTHERWISE), EVEN IF SUCH HOLDER
//// OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
////
//// (C) Ericsson AB 2005-2013. All Rights Reserved.
////
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "image.h"
// Remove warnings for unsafe functions such as strcpy
#pragma warning(disable : 4996)
// Remove warnings for conversions between different time variables
#pragma warning(disable : 4244)
// Removes comments in a .ppm file
// (i.e., lines starting with #)
// NO WARRANTY --- SEE STATEMENT IN TOP OF FILE (C) Ericsson AB 2005-2013. All Rights Reserved.
void removeComments(FILE *f1)
{
int c;
while((c = getc(f1)) == '#')
{
char line[1024];
fgets(line, 1024, f1);
}
ungetc(c, f1);
}
// Removes white spaces in a .ppm file
// NO WARRANTY --- SEE STATEMENT IN TOP OF FILE (C) Ericsson AB 2005-2013. All Rights Reserved.
void removeSpaces(FILE *f1)
{
int c;
c = getc(f1);
while(c == ' ' || c == '\t' || c == '\n' || c == '\f' || c == '\r')
{
c = getc(f1);
}
ungetc(c, f1);
}
// fReadPPM
//
// reads a ppm file with P6 header (meaning binary, as opposed to P5, which is ascII)
// and returns the image in pixels.
//
// The header must look like this:
//
// P6
// # Comments (not necessary)
// width height
// 255
//
// after that follows RGBRGBRGB...
//
// NO WARRANTY --- SEE STATEMENT IN TOP OF FILE (C) Ericsson AB 2005-2013. All Rights Reserved.
bool fReadPPM(char *filename, int &width, int &height, unsigned char *&pixels, int targetbitrate)
{
FILE *f1;
int maximum;
f1 = fopen(filename, "rb");
if(f1)
{
char line[255];
removeSpaces(f1);
removeComments(f1);
removeSpaces(f1);
fscanf(f1, "%s", line);
if(strcmp(line, "P6")!=0)
{
printf("Error: %s is not binary\n");
printf("(Binary .ppm files start with P6).\n");
fclose(f1);
return false;
}
removeSpaces(f1);
removeComments(f1);
removeSpaces(f1);
fscanf(f1, "%d %d", &width, &height);
if( width<=0 || height <=0)
{
printf("Error: width or height negative. File: %s\n",filename);
fclose(f1);
return false;
}
removeSpaces(f1);
removeComments(f1);
removeSpaces(f1);
fscanf(f1, "%d", &maximum);
if( maximum!= 255&&maximum!=(1<<16)-1)
{
printf("Error: Color resolution must be 255. File: %s\n",filename);
fclose(f1);
return false;
}
//printf("maximum is %d\n",maximum);
int bitrate=8;
if(maximum!=255)
bitrate=16;
// We need to remove the newline.
char c = 0;
while(c != '\n')
fscanf(f1, "%c", &c);
unsigned char* readbuffer = (unsigned char*) malloc(3*width*height*bitrate/8);
if(!readbuffer)
{
printf("Error: Could not allocate memory for image. File: %s\n", filename);
fclose(f1);
return false;
}
if(fread(readbuffer, 3*width*height*bitrate/8, 1, f1) != 1)
{
printf("Error: Could not read all pixels. File: %s\n", filename);
free(pixels);
fclose(f1);
return false;
}
// If we have reached this point, we have successfully loaded the image.
//now, convert it to the target bitrate
if(targetbitrate==bitrate)
pixels=readbuffer;
else
{
pixels = (unsigned char*) malloc(3*width*height*targetbitrate/8);
if(targetbitrate<bitrate)
{
//cut least significant bits to go from 16 -> 8 bits..
printf("converting 16 bit input to 8 bits\n");
for(int x=0; x<width; x++)
{
for(int y=0; y<height; y++)
{
for(int c=0; c<3; c++)
{
pixels[3*(x+y*width)+c]=readbuffer[6*(x+y*width)+2*c];
}
}
}
}
else
{
//replicate 8 bits to go from 8 -> 16 bits...
printf("converting 8 bit input to 16 bits\n");
for(int x=0; x<width; x++)
{
for(int y=0; y<height; y++)
{
for(int c=0; c<3; c++)
{
pixels[6*(x+y*width)+2*c]=readbuffer[3*(x+y*width)+c];
pixels[6*(x+y*width)+2*c+1]=readbuffer[3*(x+y*width)+c];
}
}
}
}
free(readbuffer);
}
fclose(f1);
return true;
}
else
{
printf("Error: Coult not open file %s\n", filename);
return false;
}
}
// Write PPM
// NO WARRANTY --- SEE STATEMENT IN TOP OF FILE (C) Ericsson AB 2005-2013. All Rights Reserved.
bool fWritePPM(char *filename, int width, int height, unsigned char *pixels, int bitrate, bool reverse_y)
{
FILE *fsave;
fsave = fopen(filename, "wb");
int max = (1<<bitrate)-1;
int fac = bitrate/8;
if(fsave)
{
int q;
fprintf(fsave, "P6\n%d %d\n%d\n", width, height,max);
for(q = 0; q< height; q++)
{
unsigned char *adr;
if(reverse_y)
adr = pixels+3*width*(height-1-q)*fac;
else
adr = pixels+3*width*q*fac;
fwrite(adr, 3*width*fac, 1, fsave);
}
fclose(fsave);
return true;
}
else
{
printf("Error: Could not open the file %s.\n",filename);
return(false);
}
}
// WritePGM
// NO WARRANTY --- SEE STATEMENT IN TOP OF FILE (C) Ericsson AB 2005-2013. All Rights Reserved.
bool fWritePGM(char *filename, int width, int height, unsigned char *pixels,bool reverse_y, int bitdepth)
{
FILE *f;
f=fopen(filename,"wb");
if(f)
{
int q;
int max = (1<<bitdepth)-1;
fprintf(f,"P5\n%d %d\n%d\n",width,height,max);
if(bitdepth==16)
width*=2; //ugly way of doubling the number of bytes to write, since we write one line at a time..
for(q=0;q<height;q++)
{
unsigned char *adr;
if(reverse_y) adr=pixels+width*(height-1-q);
else adr=pixels+width*q;
fwrite(adr,width,1,f);
}
fclose(f);
return true;
}
else
{
printf("Error: could not open file <%s>.\n",filename);
return false;
}
}
/* reads a ppm file with the P6 header (means raw RGB), puts data into pixel pointer and returns bit depth (8 or 16 bpp) */
/* the header looks like this:
*---------
* P5
* # comments if you want to
* width height
* 255
*---------
* then follows RGBRGBRGBRGBRGB...
*/
// NO WARRANTY --- SEE STATEMENT IN TOP OF FILE (C) Ericsson AB 2005-2013. All Rights Reserved.
int fReadPGM(char *filename, int &width, int &height, unsigned char *&pixels, int wantedBitDepth)
{
FILE *f;
int colres;
int bitdepth=8;
f=fopen(filename,"rb");
if(f)
{
char str[100];
removeSpaces(f);
removeComments(f);
removeSpaces(f);
fscanf(f,"%s",str);
if(strcmp(str,"P5")!=0)
{
printf("Error: the alpha image file must be of raw color PGM format,\n");
printf("i.e., it must have P5 in the header. File: %s\n",filename);
fclose(f);
return 0;
}
removeSpaces(f);
removeComments(f);
removeSpaces(f);
fscanf(f,"%d %d",&width,&height);
if(width<=0 || height<=0)
{
printf("Error: width and height of the image must be greater than zero. File: %s\n",filename);
fclose(f);
return 0;
}
removeSpaces(f);
removeComments(f);
removeSpaces(f);
fscanf(f,"%d",&colres);
if(colres!=255&&colres!=65535)
{
printf("Error: color resolution must be 255 or 65535.File: %s\n",filename);
fclose(f);
return 0;
}
if(colres==65535)
bitdepth=16;
/* gotta eat the newline too */
char ch=0;
while(ch!='\n') fscanf(f,"%c",&ch);
pixels=(unsigned char*)malloc(width*height*bitdepth/8);
if(!pixels)
{
printf("Error: could not allocate memory for the pixels of the texture. File: %s\n",filename);
fclose(f);
return 0;
}
if(fread(pixels,width*height*bitdepth/8,1,f)!=1)
{
printf("Error: could not read %d bytes of pixel info. File: %s\n",width*height*bitdepth/8,filename);
free(pixels);
fclose(f);
return 0;
}
fclose(f);
printf("read %d-bit alpha channel",bitdepth);
if(bitdepth!=wantedBitDepth)
{
printf(", converting to %d-bit!",wantedBitDepth);
unsigned char* newpixels = (unsigned char*)malloc(width*height*wantedBitDepth/8);
for(int x=0; x<width; x++)
{
for(int y=0; y<height; y++)
{
if(bitdepth<wantedBitDepth)
{
//do bit-replication to get 2-bytes per pixel
newpixels[2*(x+y*width)]=pixels[x+y*width];
newpixels[2*(x+y*width)+1]=pixels[x+y*width];
}
else
{
//simply truncate the extra data..
newpixels[(x+y*width)]=pixels[2*(x+y*width)];
}
}
}
free(pixels);
pixels=newpixels;
}
printf("\n");
return bitdepth;
}
else
{
printf("Error: could not open %s.\n",filename);
return 0;
}
}
/* writes a .tga file from two arrays --- one RGB array and one alpha-array */
/* */
// NO WARRANTY --- SEE STATEMENT IN TOP OF FILE (C) Ericsson AB 2012. All Rights Reserved.
bool fWriteTGAfromRGBandA(char *filename, int width, int height, unsigned char *pixelsRGB, unsigned char *pixelsA, bool reverse_y)
{
FILE *f1;
if( (f1 = fopen(filename,"wb")) == NULL)
{
return false;
}
// First write header
unsigned char myByteVal;
short myShortVal;
myByteVal = 0;
fwrite(&myByteVal, 1, 1, f1); // ID field (0)
fwrite(&myByteVal, 1, 1, f1); // Palette? (no=0)
myByteVal = 2;
fwrite(&myByteVal, 1, 1, f1); // Image type (rgb=2)
myShortVal = 0;
fwrite(&myShortVal, 2, 1, f1); // Palette stuff... 0
fwrite(&myShortVal, 2, 1, f1); // Palette stuff... 0
myByteVal = 0;
fwrite(&myByteVal, 1, 1, f1); // Palette stuff... 0
myShortVal = 0;
fwrite(&myShortVal, 2, 1, f1); // x-origin
myShortVal = 0;
fwrite(&myShortVal, 2, 1, f1); // y-origin
myShortVal = width;
fwrite(&myShortVal, 2, 1, f1); // width
myShortVal = height;
fwrite(&myShortVal, 2, 1, f1); // height
myByteVal = 32;
fwrite(&myByteVal, 1, 1, f1); // Bits per pixel = 32
myByteVal = 8;
fwrite(&myByteVal, 1, 1, f1); // flip bits = 8
// Write pixels in BGRA format
if(reverse_y)
{
int xx, yy;
for(yy = height-1; yy>=0; yy--)
{
for(xx = 0; xx<width; xx++)
{
fwrite(&pixelsRGB[3*(yy*width+xx)+2], sizeof(unsigned char), 1, f1); // B
fwrite(&pixelsRGB[3*(yy*width+xx)+1], sizeof(unsigned char), 1, f1); // G
fwrite(&pixelsRGB[3*(yy*width+xx)+0], sizeof(unsigned char), 1, f1); // R
fwrite(&pixelsA[(yy*width+xx)], sizeof(unsigned char), 1, f1); // A
}
}
}
else
{
for(int q = 0; q< width * height; q++)
{
fwrite(&pixelsRGB[3*q+2], sizeof(unsigned char), 1, f1); // B
fwrite(&pixelsRGB[3*q+1], sizeof(unsigned char), 1, f1); // G
fwrite(&pixelsRGB[3*q+0], sizeof(unsigned char), 1, f1); // R
fwrite(&pixelsA[1*q], sizeof(unsigned char), 1, f1); // A
}
}
fclose(f1);
return true;
}

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//// etcpack v2.74
////
//// NO WARRANTY
////
//// BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE THE PROGRAM IS PROVIDED
//// "AS IS". ERICSSON MAKES NO REPRESENTATIONS OF ANY KIND, EXTENDS NO
//// WARRANTIES OR CONDITIONS OF ANY KIND; EITHER EXPRESS, IMPLIED OR
//// STATUTORY; INCLUDING, BUT NOT LIMITED TO, EXPRESS, IMPLIED OR
//// STATUTORY WARRANTIES OR CONDITIONS OF TITLE, MERCHANTABILITY,
//// SATISFACTORY QUALITY, SUITABILITY AND FITNESS FOR A PARTICULAR
//// PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE
//// PROGRAM IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME
//// THE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION. ERICSSON
//// MAKES NO WARRANTY THAT THE MANUFACTURE, SALE, OFFERING FOR SALE,
//// DISTRIBUTION, LEASE, USE OR IMPORTATION UNDER THE LICENSE WILL BE FREE
//// FROM INFRINGEMENT OF PATENTS, COPYRIGHTS OR OTHER INTELLECTUAL
//// PROPERTY RIGHTS OF OTHERS, AND THE VALIDITY OF THE LICENSE IS SUBJECT
//// TO YOUR SOLE RESPONSIBILITY TO MAKE SUCH DETERMINATION AND ACQUIRE
//// SUCH LICENSES AS MAY BE NECESSARY WITH RESPECT TO PATENTS, COPYRIGHT
//// AND OTHER INTELLECTUAL PROPERTY OF THIRD PARTIES.
////
//// FOR THE AVOIDANCE OF DOUBT THE PROGRAM (I) IS NOT LICENSED FOR; (II)
//// IS NOT DESIGNED FOR OR INTENDED FOR; AND (III) MAY NOT BE USED FOR;
//// ANY MISSION CRITICAL APPLICATIONS SUCH AS, BUT NOT LIMITED TO
//// OPERATION OF NUCLEAR OR HEALTHCARE COMPUTER SYSTEMS AND/OR NETWORKS,
//// AIRCRAFT OR TRAIN CONTROL AND/OR COMMUNICATION SYSTEMS OR ANY OTHER
//// COMPUTER SYSTEMS AND/OR NETWORKS OR CONTROL AND/OR COMMUNICATION
//// SYSTEMS ALL IN WHICH CASE THE FAILURE OF THE PROGRAM COULD LEAD TO
//// DEATH, PERSONAL INJURY, OR SEVERE PHYSICAL, MATERIAL OR ENVIRONMENTAL
//// DAMAGE. YOUR RIGHTS UNDER THIS LICENSE WILL TERMINATE AUTOMATICALLY
//// AND IMMEDIATELY WITHOUT NOTICE IF YOU FAIL TO COMPLY WITH THIS
//// PARAGRAPH.
////
//// IN NO EVENT WILL ERICSSON, BE LIABLE FOR ANY DAMAGES WHATSOEVER,
//// INCLUDING BUT NOT LIMITED TO PERSONAL INJURY, ANY GENERAL, SPECIAL,
//// INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN
//// CONNECTION WITH THE USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT
//// NOT LIMITED TO LOSS OF PROFITS, BUSINESS INTERUPTIONS, OR ANY OTHER
//// COMMERCIAL DAMAGES OR LOSSES, LOSS OF DATA OR DATA BEING RENDERED
//// INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF
//// THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS) REGARDLESS OF THE
//// THEORY OF LIABILITY (CONTRACT, TORT OR OTHERWISE), EVEN IF SUCH HOLDER
//// OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
////
//// (C) Ericsson AB 2005-2013. All Rights Reserved.
////
#ifndef IMAGE_H
#define IMAGE_H
bool fReadPPM(char *filename, int &width, int &height, unsigned char *&pixels, int targetbitrate);
bool fWritePPM(char *filename, int width, int height, unsigned char *pixels, int bitrate, bool reverse_y);
bool fReadPFM(char *filename, int &width, int &height, float *&pixels);
bool fWritePFM(char *filename, int width, int height, float *pixels,bool reverse_y);
// write a grey scale image
bool fWritePGM(char *filename, int width, int height, unsigned char *pixels,bool reverse_y, int bitdepth);
int fReadPGM(char *filename, int &width, int &height, unsigned char *&pixels, int wantedBitDepth);
// write a TGA image with both RGB and alpha
bool fWriteTGAfromRGBandA(char *filename, int width, int height, unsigned char *pixelsRGB, unsigned char *pixelsA, bool reverse_y);
#endif