forked from minhngoc25a/freetype2
Remove dependency between Make_PNG and Generate_PNG
This commit is contained in:
parent
fd3ff32ecc
commit
1d4fbc5e29
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@ -140,6 +140,8 @@ int Generate_PNG (IMAGE *bitmap,
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}
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png_free (png_ptr, row_pointers);
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free (bitmap->pixels);
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png_failure:
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png_create_info_struct_failed:
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png_destroy_write_struct (&png_ptr, &info_ptr);
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@ -149,9 +151,8 @@ int Generate_PNG (IMAGE *bitmap,
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return status;
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}
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void Make_PNG(FT_Bitmap* bitmap,char* name,int i,int render_mode){
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void Make_PNG(FT_Bitmap* bitmap,IMAGE* fruit,int i,int render_mode){
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IMAGE fruit;
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int x;
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int y;
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@ -160,16 +161,16 @@ void Make_PNG(FT_Bitmap* bitmap,char* name,int i,int render_mode){
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switch(render_mode){
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case 0 : fruit.width = bitmap->width; // MONO and GRAY
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fruit.height = bitmap->rows;
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case 0 : fruit->width = bitmap->width; // MONO and GRAY
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fruit->height = bitmap->rows;
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fruit.pixels = calloc ( fruit.width * fruit.height,
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fruit->pixels = calloc ( fruit->width * fruit->height,
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sizeof (PIXEL));
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for (y = 0; y < fruit.height; y++) {
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for (x = 0; x < fruit.width; x++) {
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for (y = 0; y < fruit->height; y++) {
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for (x = 0; x < fruit->width; x++) {
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PIXEL * pixel = Pixel_At (& fruit, x, y);
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PIXEL * pixel = Pixel_At ( fruit, x, y);
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p = (y * bitmap->pitch ) + x;
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value = bitmap->buffer[p];
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@ -187,16 +188,16 @@ void Make_PNG(FT_Bitmap* bitmap,char* name,int i,int render_mode){
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}
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}
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break;
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case 1 : fruit.width = bitmap->width; // MONO and GRAY
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fruit.height = bitmap->rows;
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case 1 : fruit->width = bitmap->width; // MONO and GRAY
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fruit->height = bitmap->rows;
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fruit.pixels = calloc ( fruit.width * fruit.height,
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fruit->pixels = calloc ( fruit->width * fruit->height,
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sizeof (PIXEL));
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for (y = 0; y < fruit.height; y++) {
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for (x = 0; x < fruit.width; x++) {
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for (y = 0; y < fruit->height; y++) {
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for (x = 0; x < fruit->width; x++) {
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PIXEL * pixel = Pixel_At (& fruit, x, y);
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PIXEL * pixel = Pixel_At ( fruit, x, y);
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p = (y * bitmap->pitch ) + x;
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value = bitmap->buffer[p];
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@ -210,16 +211,16 @@ void Make_PNG(FT_Bitmap* bitmap,char* name,int i,int render_mode){
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break;
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case 2 :
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case 3 : fruit.width = bitmap->width / 3; // LCD
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fruit.height = bitmap->rows;
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case 3 : fruit->width = bitmap->width / 3; // LCD
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fruit->height = bitmap->rows;
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fruit.pixels = calloc ( fruit.width * fruit.height,
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fruit->pixels = calloc ( fruit->width * fruit->height,
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sizeof (PIXEL));
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for (y = 0; y < fruit.height; y++) {
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for (x = 0; x < fruit.width; x++) {
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for (y = 0; y < fruit->height; y++) {
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for (x = 0; x < fruit->width; x++) {
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PIXEL * pixel = Pixel_At (& fruit, x, y);
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PIXEL * pixel = Pixel_At ( fruit, x, y);
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p = (y * bitmap->pitch ) + (x)*3;
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value = bitmap->buffer[p];
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@ -239,16 +240,16 @@ void Make_PNG(FT_Bitmap* bitmap,char* name,int i,int render_mode){
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break;
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case 4 :
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case 5 : fruit.width = bitmap->width; // LCD_V
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fruit.height = bitmap->rows / 3;
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case 5 : fruit->width = bitmap->width; // LCD_V
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fruit->height = bitmap->rows / 3;
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fruit.pixels = calloc ( fruit.width * fruit.height,
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fruit->pixels = calloc ( fruit->width * fruit->height,
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sizeof (PIXEL));
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for (y = 0; y < fruit.height; y++) {
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for (x = 0; x < fruit.width; x++) {
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for (y = 0; y < fruit->height; y++) {
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for (x = 0; x < fruit->width; x++) {
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PIXEL * pixel = Pixel_At (& fruit, x, y);
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PIXEL * pixel = Pixel_At ( fruit, x, y);
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p = ((y*3) * bitmap->pitch ) + x;
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value = bitmap->buffer[p];
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@ -267,21 +268,13 @@ void Make_PNG(FT_Bitmap* bitmap,char* name,int i,int render_mode){
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}
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break;
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default : fruit.width = bitmap->width;
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fruit.height = bitmap->rows;
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default : fruit->width = bitmap->width;
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fruit->height = bitmap->rows;
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break;
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}
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char * file_name = ( char * )calloc(150,sizeof(char));
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sprintf(file_name, "%s_%d", name, i);
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Generate_PNG (& fruit, file_name, render_mode);
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free (fruit.pixels);
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}
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void Read_PNG(char *filename, IMAGE * bitmap) {
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void Read_PNG(char *filename, IMAGE * after_effect) {
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int width, height;
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png_bytep *row_pointers;
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@ -305,8 +298,8 @@ void Read_PNG(char *filename, IMAGE * bitmap) {
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width = png_get_image_width(png, info);
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height = png_get_image_height(png, info);
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bitmap->width = width;
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bitmap->height = height;
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after_effect->width = width;
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after_effect->height = height;
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row_pointers = (png_bytep*)malloc(sizeof(png_bytep) * height);
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for(int y = 0; y < height; y++) {
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@ -315,7 +308,7 @@ void Read_PNG(char *filename, IMAGE * bitmap) {
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png_read_image(png, row_pointers);
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bitmap->pixels = (PIXEL*)malloc(width * height * sizeof(PIXEL));
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after_effect->pixels = (PIXEL*)malloc(width * height * sizeof(PIXEL));
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for(int y = 0; y < height; y++) {
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@ -325,7 +318,7 @@ void Read_PNG(char *filename, IMAGE * bitmap) {
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png_bytep px = &(row[x * 4]);
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PIXEL * pixel = Pixel_At ( bitmap, x, y);
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PIXEL * pixel = Pixel_At ( after_effect, x, y);
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pixel->red = px[0];
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pixel->green = px[1];
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@ -341,8 +334,6 @@ void Add_effect_1(IMAGE* base, IMAGE* test, IMAGE* out){
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out->pixels = (PIXEL*)malloc(base->width * base->height * sizeof(PIXEL));
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PIXEL temp;
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for(int y = 0; y < base->height; y++) {
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for(int x = 0; x < base->width; x++ ) {
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@ -379,39 +370,3 @@ void Add_effect_1(IMAGE* base, IMAGE* test, IMAGE* out){
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}
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}
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}
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void Stitch(IMAGE* left, IMAGE* right, IMAGE* result){
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result->width = left->width + right->width;
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result->height = left->height; // Horizontal clipping
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result->pixels = (PIXEL*)malloc(result->width * result->height * sizeof(PIXEL));
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for (int y = 0; y < left->height; ++y)
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{
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for (int x = 0; x < left->width; ++x)
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{
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PIXEL * pixel_left = Pixel_At ( left, x, y);
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PIXEL * pixel_result = Pixel_At ( result, x, y);
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pixel_result->red = pixel_left->red;
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pixel_result->green = pixel_left->green;
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pixel_result->blue = pixel_left->blue;
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pixel_result->alpha = pixel_left->alpha;
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}
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}
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for (int y = 0; y < right->height; ++y)
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{
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for (int x = left->width; x < result->width; ++x)
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{
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PIXEL * pixel_right = Pixel_At ( right, x - left->width, y);
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PIXEL * pixel_result = Pixel_At ( result, x, y);
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pixel_result->red = pixel_right->red;
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pixel_result->green = pixel_right->green;
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pixel_result->blue = pixel_right->blue;
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pixel_result->alpha = pixel_right->alpha;
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}
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}
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}
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@ -61,14 +61,12 @@ HASH_128 * Generate_Hash_x64_128(FT_Bitmap * bitmap, HASH_128 * murmur);
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PIXEL * Pixel_At (IMAGE * bitmap, int x, int y); // Returns a pointer to pixel
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// at (x,y) co-ordinate
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// buffer to image
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void Make_PNG(FT_Bitmap* bitmap,char* name,int i,int render_mode);
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void Make_PNG (FT_Bitmap* bitmap,IMAGE* fruit, int i,int render_mode);
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// Image to file
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int Generate_PNG (IMAGE *bitmap, const char *path,int render_mode);
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int Generate_PNG (IMAGE *bitmap, const char *path,int render_mode);
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// Read PNG
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void Read_PNG(char *filename, IMAGE * after_effect);
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// Add an effect using two PNG images
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// Base Glyph = Gray {127,0,0,255}
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// Differences = Red {255,0,0,255}
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void Add_effect_1(IMAGE* base, IMAGE* test, IMAGE* out);
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// Stitch two PNG files side by side
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void Stitch(IMAGE* left, IMAGE* right, IMAGE* result);
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@ -2,7 +2,7 @@
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int main (int argc, char const *argv[])
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{
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FT_Library library;
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FT_Library library;
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FT_Face face;
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FT_GlyphSlot slot;
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@ -11,22 +11,22 @@ int main (int argc, char const *argv[])
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FT_Error error;
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const char* font_file;
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int size;
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int render_mode; // argument
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int size;
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int render_mode; // argument
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int load_flag; // FT_LOAD_XXX
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int load_flag; // FT_LOAD_XXX
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int render_flag; // FT_RENDER_MODE_XXX
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int target_flag; // FT_LOAD_TARGET_XXX
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char* render_type; // for file_name
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int target_flag; // FT_LOAD_TARGET_XXX
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char* render_type; // for file_name
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char name[100]; // hashes file name
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int i; // for loop
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char name[100]; // hashes file name
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int i; // for loop
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if (argc != 4)
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{
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printf("\nTo generate 32-bit RGBA PNG(s) of all glyphs in a font\n");
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printf("Images will be saved in a file named \n\
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$(font)_$(pt_size)_$(render_mode)_$(glyph_index).png \n\n");
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$(font)_$(pt_size)_$(render_mode)_$(glyph_index).png \n\n");
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printf("Default: hashes of 256-level gray bitmaps will be generated\n\n");
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@ -42,8 +42,8 @@ int main (int argc, char const *argv[])
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return 1;
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}
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font_file = argv[1];
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size = atof(argv[2]);
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font_file = argv[1];
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size = atof(argv[2]);
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render_mode = atoi(argv[3]);
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error = FT_Init_FreeType( &library );
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@ -78,72 +78,72 @@ int main (int argc, char const *argv[])
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}
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switch ( render_mode ) {
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case 0: render_flag = FT_RENDER_MODE_MONO;
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load_flag = FT_LOAD_MONOCHROME;
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target_flag = FT_LOAD_TARGET_MONO;
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render_type = "mono";
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break;
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case 0: render_flag = FT_RENDER_MODE_MONO;
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load_flag = FT_LOAD_MONOCHROME;
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target_flag = FT_LOAD_TARGET_MONO;
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render_type = "mono";
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break;
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case 1: render_flag = FT_RENDER_MODE_NORMAL;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_NORMAL;
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render_type = "gray";
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break;
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case 1: render_flag = FT_RENDER_MODE_NORMAL;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_NORMAL;
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render_type = "gray";
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break;
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case 2: render_flag = FT_RENDER_MODE_LCD;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_LCD;
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render_type = "lcd_rgb";
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break;
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case 2: render_flag = FT_RENDER_MODE_LCD;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_LCD;
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render_type = "lcd_rgb";
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break;
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case 3: render_flag = FT_RENDER_MODE_LCD;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_LCD;
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render_type = "lcd_bgr";
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break;
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case 3: render_flag = FT_RENDER_MODE_LCD;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_LCD;
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render_type = "lcd_bgr";
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break;
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case 4: render_flag = FT_RENDER_MODE_LCD_V;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_LCD_V;
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render_type = "lcd_ver_rgb";
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break;
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case 4: render_flag = FT_RENDER_MODE_LCD_V;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_LCD_V;
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render_type = "lcd_ver_rgb";
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break;
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case 5: render_flag = FT_RENDER_MODE_LCD_V;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_LCD_V;
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render_type = "lcd_ver_bgr";
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break;
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case 5: render_flag = FT_RENDER_MODE_LCD_V;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_LCD_V;
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render_type = "lcd_ver_bgr";
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break;
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default:render_flag = FT_RENDER_MODE_NORMAL;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_NORMAL;
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render_type = "gray";
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default:render_flag = FT_RENDER_MODE_NORMAL;
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load_flag = FT_LOAD_DEFAULT;
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target_flag = FT_LOAD_TARGET_NORMAL;
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render_type = "gray";
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}
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slot = face->glyph;
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slot = face->glyph;
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sprintf(name,"./images/%s_%d_%s", font_file,
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size,
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render_type);
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sprintf(name,"./images/%s_%d_%s", font_file,
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size,
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render_type);
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for (i = 0; i <face->num_glyphs; ++i)
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{
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error = FT_Load_Glyph( face,
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for (i = 0; i <face->num_glyphs; ++i)
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{
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error = FT_Load_Glyph( face,
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i,
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load_flag | target_flag);
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if(error){
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if(error){
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printf("Error loading glyph\n");
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}
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}
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FT_Render_Glyph( slot,
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render_flag);
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if(error){
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FT_Render_Glyph( slot,
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render_flag);
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if(error){
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printf("Error rendering the glyph\n");
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}
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}
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bitmap = &slot->bitmap;
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bitmap = &slot->bitmap;
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if (bitmap->width == 0 || bitmap->rows == 0)
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if (bitmap->width == 0 || bitmap->rows == 0)
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{
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continue;
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}
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@ -160,17 +160,24 @@ int main (int argc, char const *argv[])
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printf("Error converting the bitmap\n");
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}
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char * file_name = ( char * )calloc(150,sizeof(char));
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sprintf(file_name, "%s_%d", name, i);
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IMAGE fruit;
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if (render_mode == 0)
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{
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Make_PNG(&target,name,i,render_mode);
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Make_PNG(&target, &fruit,i,render_mode);
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Generate_PNG (& fruit, file_name, render_mode);
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}else{
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Make_PNG(bitmap,name,i,render_mode);
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Make_PNG(bitmap, &fruit,i,render_mode);
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Generate_PNG ( &fruit, file_name, render_mode);
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}
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}
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}
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FT_Done_Face ( face );
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FT_Done_Face ( face );
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FT_Done_FreeType( library );
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return 0;
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