Start reimplementing TGA image load support

This commit is contained in:
twinaphex 2016-05-18 10:52:23 +02:00
parent 248b99e8e7
commit 9bc11731fb
7 changed files with 529 additions and 122 deletions

View File

@ -26,9 +26,6 @@
#include <boolean.h>
#include <formats/image.h>
#include <file/nbio.h>
#ifdef HAVE_RTGA
#include <formats/tga.h>
#endif
#include "../general.h"
@ -178,10 +175,16 @@ static bool video_texture_image_load_internal(
#endif
case IMAGE_TYPE_BMP:
break;
case IMAGE_TYPE_TGA:
#ifdef HAVE_RTGA
break;
#else
return false;
#endif
default:
break;
}
img = image_transfer_new(type);
if (!img)
@ -261,8 +264,10 @@ static enum image_type_enum video_texture_image_convert_fmt_to_type(enum video_i
return IMAGE_TYPE_JPEG;
case IMAGE_FORMAT_BMP:
return IMAGE_TYPE_BMP;
default:
case IMAGE_FORMAT_TGA:
return IMAGE_TYPE_TGA;
case IMAGE_FORMAT_NONE:
default:
break;
}
@ -281,46 +286,25 @@ bool video_texture_image_load(struct texture_image *out_img,
video_texture_image_set_color_shifts(&r_shift, &g_shift, &b_shift,
&a_shift);
switch (fmt)
if (fmt != IMAGE_FORMAT_NONE)
{
case IMAGE_FORMAT_NONE:
break;
default:
handle = (struct nbio_t*)nbio_open(path, NBIO_READ);
if (!handle)
goto error;
nbio_begin_read(handle);
handle = (struct nbio_t*)nbio_open(path, NBIO_READ);
if (!handle)
goto error;
nbio_begin_read(handle);
while (!nbio_iterate(handle));
while (!nbio_iterate(handle));
ptr = nbio_get_ptr(handle, &file_len);
ptr = nbio_get_ptr(handle, &file_len);
if (!ptr)
goto error;
break;
}
if (!ptr)
goto error;
switch (fmt)
{
case IMAGE_FORMAT_TGA:
#ifdef HAVE_RTGA
if (rtga_image_load_shift((uint8_t*)ptr, out_img,
a_shift, r_shift, g_shift, b_shift))
goto success;
#endif
break;
case IMAGE_FORMAT_BMP:
case IMAGE_FORMAT_PNG:
case IMAGE_FORMAT_JPEG:
if (video_texture_image_load_internal(
video_texture_image_convert_fmt_to_type(fmt),
ptr,out_img,
a_shift, r_shift, g_shift, b_shift))
goto success;
break;
default:
case IMAGE_FORMAT_NONE:
break;
if (video_texture_image_load_internal(
video_texture_image_convert_fmt_to_type(fmt),
ptr,out_img,
a_shift, r_shift, g_shift, b_shift))
goto success;
}
error:

View File

@ -8,6 +8,9 @@
#ifdef HAVE_RJPEG
#include <formats/rjpeg.h>
#endif
#ifdef HAVE_RTGA
#include <formats/rtga.h>
#endif
#include <formats/rbmp.h>
#include <formats/image.h>
@ -16,6 +19,11 @@ void image_transfer_free(void *data, enum image_type_enum type)
{
switch (type)
{
case IMAGE_TYPE_TGA:
#ifdef HAVE_RTGA
rtga_free((rtga_t*)data);
#endif
break;
case IMAGE_TYPE_PNG:
#ifdef HAVE_RPNG
rpng_free((rpng_t*)data);
@ -75,6 +83,11 @@ bool image_transfer_start(void *data, enum image_type_enum type)
case IMAGE_TYPE_JPEG:
#ifdef HAVE_RJPEG
return true;
#endif
break;
case IMAGE_TYPE_TGA:
#ifdef HAVE_RTGA
return true;
#endif
break;
case IMAGE_TYPE_BMP:
@ -103,6 +116,12 @@ bool image_transfer_is_valid(
return true;
#else
break;
#endif
case IMAGE_TYPE_TGA:
#ifdef HAVE_RTGA
return true;
#else
break;
#endif
case IMAGE_TYPE_BMP:
return true;
@ -128,6 +147,11 @@ void image_transfer_set_buffer_ptr(
case IMAGE_TYPE_JPEG:
#ifdef HAVE_RJPEG
rjpeg_set_buf_ptr((rjpeg_t*)data, (uint8_t*)ptr);
#endif
break;
case IMAGE_TYPE_TGA:
#ifdef HAVE_RTGA
rtga_set_buf_ptr((rtga_t*)data, (uint8_t*)ptr);
#endif
break;
case IMAGE_TYPE_BMP:
@ -163,6 +187,13 @@ int image_transfer_process(
(void**)buf, len, width, height);
#else
break;
#endif
case IMAGE_TYPE_TGA:
#ifdef HAVE_RTGA
return rtga_process_image((rtga_t*)data,
(void**)buf, len, width, height);
#else
break;
#endif
case IMAGE_TYPE_BMP:
return rbmp_process_image((rbmp_t*)data,
@ -190,6 +221,12 @@ bool image_transfer_iterate(void *data, enum image_type_enum type)
return false;
#else
break;
#endif
case IMAGE_TYPE_TGA:
#ifdef HAVE_RTGA
return false;
#else
break;
#endif
case IMAGE_TYPE_BMP:
return false;

View File

@ -1,103 +1,480 @@
/* Copyright (C) 2010-2016 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (rtga.c).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <stdio.h>
#include <stdint.h>
#include <stdarg.h>
#include <stddef.h> /* ptrdiff_t on osx */
#include <stdlib.h>
#include <string.h>
#include <formats/tga.h>
#include <retro_assert.h>
#include <retro_inline.h>
#include <formats/image.h>
#include <formats/rtga.h>
bool rtga_image_load_shift(uint8_t *buf,
void *data,
unsigned a_shift, unsigned r_shift,
unsigned g_shift, unsigned b_shift)
struct rtga
{
unsigned i, bits, size, bits_mul;
uint8_t info[6] = {0};
unsigned width = 0;
unsigned height = 0;
const uint8_t *tmp = NULL;
struct texture_image *out_img = (struct texture_image*)data;
uint8_t *buff_data;
uint32_t *output_image;
void *empty;
};
if (!buf || buf[2] != 2)
typedef struct
{
int (*read) (void *user,char *data,int size); /* fill 'data' with 'size' bytes. return number of bytes actually read */
void (*skip) (void *user,int n); /* skip the next 'n' bytes, or 'unget' the last -n bytes if negative */
int (*eof) (void *user); /* returns nonzero if we are at end of file/data */
} rtga_io_callbacks;
typedef struct
{
uint32_t img_x, img_y;
int img_n, img_out_n;
rtga_io_callbacks io;
void *io_user_data;
int read_from_callbacks;
int buflen;
uint8_t buffer_start[128];
uint8_t *img_buffer, *img_buffer_end;
uint8_t *img_buffer_original;
} rtga__context;
static void rtga__refill_buffer(rtga__context *s);
static void rtga__start_mem(rtga__context *s, uint8_t const *buffer, int len)
{
s->io.read = NULL;
s->read_from_callbacks = 0;
s->img_buffer = s->img_buffer_original = (uint8_t *) buffer;
s->img_buffer_end = (uint8_t *) buffer+len;
}
static uint8_t *rtga__tga_load(rtga__context *s, unsigned *x, unsigned *y, int *comp, int req_comp);
#define rtga__err(x,y) 0
#define rtga__errpf(x,y) ((float *) (rtga__err(x,y)?NULL:NULL))
#define rtga__errpuc(x,y) ((unsigned char *) (rtga__err(x,y)?NULL:NULL))
static uint8_t *rtga_load_from_memory(uint8_t const *buffer, int len, unsigned *x, unsigned *y, int *comp, int req_comp)
{
rtga__context s;
rtga__start_mem(&s,buffer,len);
return rtga__tga_load(&s,x,y,comp,req_comp);
}
static void rtga__refill_buffer(rtga__context *s)
{
int n = (s->io.read)(s->io_user_data,(char*)s->buffer_start,s->buflen);
if (n == 0)
{
fprintf(stderr, "TGA image is not uncompressed RGB.\n");
goto error;
/* at end of file, treat same as if from memory, but need to handle case
* where s->img_buffer isn't pointing to safe memory, e.g. 0-byte file */
s->read_from_callbacks = 0;
s->img_buffer = s->buffer_start;
s->img_buffer_end = s->buffer_start+1;
*s->img_buffer = 0;
} else {
s->img_buffer = s->buffer_start;
s->img_buffer_end = s->buffer_start + n;
}
}
static INLINE uint8_t rtga__get8(rtga__context *s)
{
if (s->img_buffer < s->img_buffer_end)
return *s->img_buffer++;
if (s->read_from_callbacks) {
rtga__refill_buffer(s);
return *s->img_buffer++;
}
return 0;
}
static void rtga__skip(rtga__context *s, int n)
{
if (n < 0) {
s->img_buffer = s->img_buffer_end;
return;
}
if (s->io.read) {
int blen = (int) (s->img_buffer_end - s->img_buffer);
if (blen < n) {
s->img_buffer = s->img_buffer_end;
(s->io.skip)(s->io_user_data, n - blen);
return;
}
}
s->img_buffer += n;
}
static int rtga__getn(rtga__context *s, uint8_t *buffer, int n)
{
if (s->io.read) {
int blen = (int) (s->img_buffer_end - s->img_buffer);
if (blen < n) {
int res, count;
memcpy(buffer, s->img_buffer, blen);
count = (s->io.read)(s->io_user_data, (char*) buffer + blen, n - blen);
res = (count == (n-blen));
s->img_buffer = s->img_buffer_end;
return res;
}
}
memcpy(info, buf + 12, 6);
if (s->img_buffer+n <= s->img_buffer_end) {
memcpy(buffer, s->img_buffer, n);
s->img_buffer += n;
return 1;
} else
return 0;
}
width = info[0] + ((unsigned)info[1] * 256);
height = info[2] + ((unsigned)info[3] * 256);
bits = info[4];
static int rtga__get16le(rtga__context *s)
{
int z = rtga__get8(s);
return z + (rtga__get8(s) << 8);
}
fprintf(stderr, "Loaded TGA: (%ux%u @ %u bpp)\n", width, height, bits);
static uint8_t rtga__compute_y(int r, int g, int b)
{
return (uint8_t) (((r*77) + (g*150) + (29*b)) >> 8);
}
size = width * height * sizeof(uint32_t);
out_img->pixels = (uint32_t*)malloc(size);
out_img->width = width;
out_img->height = height;
static unsigned char *rtga__convert_format(
unsigned char *data,
int img_n,
int req_comp,
unsigned int x,
unsigned int y)
{
int i,j;
unsigned char *good;
if (!out_img->pixels)
if (req_comp == img_n) return data;
retro_assert(req_comp >= 1 && req_comp <= 4);
good = (unsigned char *) malloc(req_comp * x * y);
if (good == NULL)
{
fprintf(stderr, "Failed to allocate TGA pixels.\n");
goto error;
free(data);
return rtga__errpuc("outofmem", "Out of memory");
}
tmp = buf + 18;
bits_mul = 3;
if (bits != 32 && bits != 24)
for (j=0; j < (int) y; ++j)
{
fprintf(stderr, "Bit depth of TGA image is wrong. Only 32-bit and 24-bit supported.\n");
goto error;
unsigned char *src = data + j * x * img_n ;
unsigned char *dest = good + j * x * req_comp;
switch (((img_n)*8+(req_comp)))
{
case ((1)*8+(2)):
for(i=x-1; i >= 0; --i, src += 1, dest += 2)
dest[0]=src[0], dest[1]=255;
break;
case ((1)*8+(3)):
for(i=x-1; i >= 0; --i, src += 1, dest += 3)
dest[0]=dest[1]=dest[2]=src[0];
break;
case ((1)*8+(4)):
for(i=x-1; i >= 0; --i, src += 1, dest += 4)
dest[0]=dest[1]=dest[2]=src[0], dest[3]=255;
break;
case ((2)*8+(1)):
for(i=x-1; i >= 0; --i, src += 2, dest += 1)
dest[0]=src[0];
break;
case ((2)*8+(3)):
for(i=x-1; i >= 0; --i, src += 2, dest += 3)
dest[0]=dest[1]=dest[2]=src[0];
break;
case ((2)*8+(4)):
for(i=x-1; i >= 0; --i, src += 2, dest += 4)
dest[0]=dest[1]=dest[2]=src[0], dest[3]=src[1];
break;
case ((3)*8+(4)):
for(i=x-1; i >= 0; --i, src += 3, dest += 4)
dest[0]=src[0],dest[1]=src[1],dest[2]=src[2],dest[3]=255;
break;
case ((3)*8+(1)):
for(i=x-1; i >= 0; --i, src += 3, dest += 1)
dest[0]=rtga__compute_y(src[0],src[1],src[2]);
break;
case ((3)*8+(2)):
for(i=x-1; i >= 0; --i, src += 3, dest += 2)
dest[0]=rtga__compute_y(src[0],src[1],src[2]), dest[1] = 255;
break;
case ((4)*8+(1)):
for(i=x-1; i >= 0; --i, src += 4, dest += 1)
dest[0]=rtga__compute_y(src[0],src[1],src[2]);
break;
case ((4)*8+(2)):
for(i=x-1; i >= 0; --i, src += 4, dest += 2)
dest[0]=rtga__compute_y(src[0],src[1],src[2]), dest[1] = src[3];
break;
case ((4)*8+(3)):
for(i=x-1; i >= 0; --i, src += 4, dest += 3)
dest[0]=src[0],dest[1]=src[1],dest[2]=src[2];
break;
default:
retro_assert(0);
break;
}
}
if (bits == 32)
bits_mul = 4;
free(data);
return good;
}
for (i = 0; i < width * height; i++)
static uint8_t *rtga__tga_load(rtga__context *s, unsigned *x, unsigned *y, int *comp, int req_comp)
{
/* Read in the TGA header stuff */
int tga_offset = rtga__get8(s);
int tga_indexed = rtga__get8(s);
int tga_image_type = rtga__get8(s);
int tga_is_RLE = 0;
int tga_palette_start = rtga__get16le(s);
int tga_palette_len = rtga__get16le(s);
int tga_palette_bits = rtga__get8(s);
int tga_x_origin = rtga__get16le(s);
int tga_y_origin = rtga__get16le(s);
int tga_width = rtga__get16le(s);
int tga_height = rtga__get16le(s);
int tga_bits_per_pixel = rtga__get8(s);
int tga_comp = tga_bits_per_pixel / 8;
int tga_inverted = rtga__get8(s);
/* image data */
unsigned char *tga_data;
unsigned char *tga_palette = NULL;
int i, j;
unsigned char raw_data[4] = {0};
int RLE_count = 0;
int RLE_repeating = 0;
int read_next_pixel = 1;
/* do a tiny bit of precessing */
if ( tga_image_type >= 8 )
{
uint32_t b = tmp[i * bits_mul + 0];
uint32_t g = tmp[i * bits_mul + 1];
uint32_t r = tmp[i * bits_mul + 2];
uint32_t a = tmp[i * bits_mul + 3];
if (bits == 24)
a = 0xff;
out_img->pixels[i] = (a << a_shift) |
(r << r_shift) | (g << g_shift) | (b << b_shift);
tga_image_type -= 8;
tga_is_RLE = 1;
}
/* int tga_alpha_bits = tga_inverted & 15; */
tga_inverted = 1 - ((tga_inverted >> 5) & 1);
/* error check */
if (
(tga_width < 1) || (tga_height < 1) ||
(tga_image_type < 1) || (tga_image_type > 3) ||
((tga_bits_per_pixel != 8) && (tga_bits_per_pixel != 16) &&
(tga_bits_per_pixel != 24) && (tga_bits_per_pixel != 32))
)
return NULL; /* we don't report this as a bad TGA because we don't even know if it's TGA */
/* If paletted, then we will use the number of bits from the palette */
if ( tga_indexed )
tga_comp = tga_palette_bits / 8;
/* TGA info */
*x = tga_width;
*y = tga_height;
if (comp) *comp = tga_comp;
tga_data = (unsigned char*)malloc( (size_t)tga_width * tga_height * tga_comp );
if (!tga_data)
return rtga__errpuc("outofmem", "Out of memory");
/* skip to the data's starting position (offset usually = 0) */
rtga__skip(s, tga_offset );
if ( !tga_indexed && !tga_is_RLE)
{
for (i=0; i < tga_height; ++i)
{
int y = tga_inverted ? tga_height -i - 1 : i;
uint8_t *tga_row = tga_data + y*tga_width*tga_comp;
rtga__getn(s, tga_row, tga_width * tga_comp);
}
}
else
{
/* Do I need to load a palette? */
if ( tga_indexed)
{
/* any data to skip? (offset usually = 0) */
rtga__skip(s, tga_palette_start );
/* load the palette */
tga_palette = (unsigned char*)malloc( tga_palette_len * tga_palette_bits / 8 );
if (!tga_palette)
{
free(tga_data);
return rtga__errpuc("outofmem", "Out of memory");
}
if (!rtga__getn(s, tga_palette, tga_palette_len * tga_palette_bits / 8 )) {
free(tga_data);
free(tga_palette);
return rtga__errpuc("bad palette", "Corrupt TGA");
}
}
/* load the data */
for (i=0; i < tga_width * tga_height; ++i)
{
/* if I'm in RLE mode, do I need to get a RLE rtga__pngchunk? */
if ( tga_is_RLE )
{
if ( RLE_count == 0 )
{
/* yep, get the next byte as a RLE command */
int RLE_cmd = rtga__get8(s);
RLE_count = 1 + (RLE_cmd & 127);
RLE_repeating = RLE_cmd >> 7;
read_next_pixel = 1;
}
else if ( !RLE_repeating )
read_next_pixel = 1;
}
else
read_next_pixel = 1;
/* OK, if I need to read a pixel, do it now */
if ( read_next_pixel )
{
/* load however much data we did have */
if ( tga_indexed )
{
/* read in 1 byte, then perform the lookup */
int pal_idx = rtga__get8(s);
if ( pal_idx >= tga_palette_len ) /* invalid index */
pal_idx = 0;
pal_idx *= tga_bits_per_pixel / 8;
for (j = 0; j*8 < tga_bits_per_pixel; ++j)
raw_data[j] = tga_palette[pal_idx+j];
}
else
{
/* read in the data raw */
for (j = 0; j*8 < tga_bits_per_pixel; ++j)
raw_data[j] = rtga__get8(s);
}
/* clear the reading flag for the next pixel */
read_next_pixel = 0;
} /* end of reading a pixel */
/* copy data */
for (j = 0; j < tga_comp; ++j)
tga_data[i*tga_comp+j] = raw_data[j];
/* in case we're in RLE mode, keep counting down */
--RLE_count;
}
/* do I need to invert the image? */
if ( tga_inverted )
{
for (j = 0; j*2 < tga_height; ++j)
{
int index1 = j * tga_width * tga_comp;
int index2 = (tga_height - 1 - j) * tga_width * tga_comp;
for (i = tga_width * tga_comp; i > 0; --i)
{
unsigned char temp = tga_data[index1];
tga_data[index1] = tga_data[index2];
tga_data[index2] = temp;
++index1;
++index2;
}
}
}
/* Clear my palette, if I had one */
if ( tga_palette != NULL )
free( tga_palette );
}
/* swap RGB */
if (tga_comp >= 3)
{
unsigned char* tga_pixel = tga_data;
for (i=0; i < tga_width * tga_height; ++i)
{
unsigned char temp = tga_pixel[0];
tga_pixel[0] = tga_pixel[2];
tga_pixel[2] = temp;
tga_pixel += tga_comp;
}
}
/* convert to target component count */
if (req_comp && req_comp != tga_comp)
tga_data = rtga__convert_format(tga_data, tga_comp, req_comp, tga_width, tga_height);
tga_palette_start = tga_palette_len = tga_palette_bits =
tga_x_origin = tga_y_origin = 0;
return tga_data;
}
int rtga_process_image(rtga_t *rtga, void **buf_data,
size_t size, unsigned *width, unsigned *height)
{
int comp;
unsigned size_tex = 0;
if (!rtga)
return IMAGE_PROCESS_ERROR;
rtga->output_image = (uint32_t*)rtga_load_from_memory(rtga->buff_data, size, width, height, &comp, 4);
*buf_data = rtga->output_image;
size_tex = (*width) * (*height);
printf("GETS HERE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!\n");
#if 0
/* Convert RGBA to ARGB */
do
{
unsigned int texel = rtga->output_image[size_tex];
unsigned int A = texel & 0xFF000000;
unsigned int B = texel & 0x00FF0000;
unsigned int G = texel & 0x0000FF00;
unsigned int R = texel & 0x000000FF;
((unsigned int*)rtga->output_image)[size_tex] = A | (R << 16) | G | (B >> 16);
}while(size_tex--);
#endif
return IMAGE_PROCESS_END;
}
bool rtga_set_buf_ptr(rtga_t *rtga, void *data)
{
if (!rtga)
return false;
rtga->buff_data = (uint8_t*)data;
return true;
error:
if (out_img->pixels)
free(out_img->pixels);
out_img->pixels = NULL;
out_img->width = out_img->height = 0;
return false;
}
void rtga_free(rtga_t *rtga)
{
if (!rtga)
return;
free(rtga);
}
rtga_t *rtga_alloc(void)
{
rtga_t *rtga = (rtga_t*)calloc(1, sizeof(*rtga));
if (!rtga)
return NULL;
return rtga;
}

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@ -45,7 +45,8 @@ enum image_type_enum
IMAGE_TYPE_NONE = 0,
IMAGE_TYPE_PNG,
IMAGE_TYPE_JPEG,
IMAGE_TYPE_BMP
IMAGE_TYPE_BMP,
IMAGE_TYPE_TGA
};
bool video_texture_image_set_color_shifts(unsigned *r_shift, unsigned *g_shift,

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@ -36,12 +36,17 @@
RETRO_BEGIN_DECLS
bool rtga_image_load_shift(uint8_t *buf,
void *data,
unsigned a_shift, unsigned r_shift,
unsigned g_shift, unsigned b_shift);
typedef struct rtga rtga_t;
int rtga_process_image(rtga_t *rtga, void **buf,
size_t size, unsigned *width, unsigned *height);
bool rtga_set_buf_ptr(rtga_t *rtga, void *data);
void rtga_free(rtga_t *rtga);
rtga_t *rtga_alloc(void);
RETRO_END_DECLS
#endif

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@ -4011,7 +4011,7 @@ bool menu_displaylist_ctl(enum menu_displaylist_ctl_state type, void *data)
break;
case DISPLAYLIST_IMAGES:
info->type_default = MENU_FILE_IMAGE;
strlcpy(info->exts, "png|jpg|jpeg|bmp", sizeof(info->exts));
strlcpy(info->exts, "png|jpg|jpeg|bmp|tga", sizeof(info->exts));
break;
case DISPLAYLIST_AUDIO_FILTERS:
info->type_default = MENU_FILE_AUDIOFILTER;

View File

@ -117,6 +117,7 @@ static int task_image_process(
unsigned *height)
{
nbio_image_handle_t *image = (nbio_image_handle_t*)nbio->image;
int retval = image_transfer_process(
image->handle,
nbio->image_type,
@ -366,6 +367,8 @@ bool rarch_task_push_image_load(const char *fullpath,
nbio->image_type = IMAGE_TYPE_JPEG;
else if (strstr(fullpath, ".bmp"))
nbio->image_type = IMAGE_TYPE_BMP;
else if (strstr(fullpath, ".tga"))
nbio->image_type = IMAGE_TYPE_TGA;
switch (cb_type_hash)
{