kolibrios/programs/media/Fplay/pixlib2.c
Sergey Semyonov (Serge) fcddd916db Fplay: recovered files from broken hdd.
git-svn-id: svn://kolibrios.org@3248 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-02-17 15:27:33 +00:00

399 lines
8.8 KiB
C

#include <stdio.h>
#include <pixlib2.h>
#include "system.h"
#define DISPLAY_VERSION 0x0200 /* 2.00 */
#define SRV_GETVERSION 0
#define SRV_GET_CAPS 3
#define SRV_CREATE_SURFACE 10
#define SRV_DESTROY_SURFACE 11
#define SRV_LOCK_SURFACE 12
#define SRV_UNLOCK_SURFACE 13
#define SRV_RESIZE_SURFACE 14
#define SRV_BLIT_BITMAP 15
#define SRV_BLIT_TEXTURE 16
#define SRV_BLIT_VIDEO 17
#define BUFFER_SIZE(n) ((n)*sizeof(uint32_t))
#define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask))
#define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1)
static uint32_t service;
static uint32_t blit_caps;
static uint32_t screen_width;
static uint32_t screen_height;
typedef struct
{
unsigned handle;
unsigned io_code;
void *input;
int inp_size;
void *output;
int out_size;
}ioctl_t;
typedef struct
{
uint32_t idx;
union
{
uint32_t opt[2];
struct {
uint32_t max_tex_width;
uint32_t max_tex_height;
}cap1;
};
}hwcaps_t;
static inline uint32_t GetScreenSize()
{
uint32_t retval;
__asm__ __volatile__(
"int $0x40"
:"=a"(retval)
:"a"(61), "b"(1));
return retval;
}
static uint32_t get_service(char *name)
{
uint32_t retval = 0;
asm volatile ("int $0x40"
:"=a"(retval)
:"a"(68),"b"(16),"c"(name)
:"memory");
return retval;
};
static int call_service(ioctl_t *io)
{
int retval;
asm volatile("int $0x40"
:"=a"(retval)
:"a"(68),"b"(17),"c"(io)
:"memory","cc");
return retval;
};
uint32_t init_pixlib(uint32_t caps)
{
uint32_t api_version;
uint32_t screensize;
hwcaps_t hwcaps;
ioctl_t io;
// __asm__ __volatile__("int3");
screensize = GetScreenSize();
screen_width = screensize >> 16;
screen_height = screensize & 0xFFFF;
service = get_service("DISPLAY");
if(service == 0)
goto fail;
io.handle = service;
io.io_code = SRV_GETVERSION;
io.input = NULL;
io.inp_size = 0;
io.output = &api_version;
io.out_size = BUFFER_SIZE(1);
if (call_service(&io)!=0)
goto fail;
if( (DISPLAY_VERSION > (api_version & 0xFFFF)) ||
(DISPLAY_VERSION < (api_version >> 16)))
goto fail;
/*
* Let's see what this service can do
*/
hwcaps.idx = 0;
io.handle = service;
io.io_code = SRV_GET_CAPS;
io.input = &hwcaps;
io.inp_size = sizeof(hwcaps);
io.output = NULL;
io.out_size = 0;
if (call_service(&io)!=0)
goto fail;
blit_caps = hwcaps.opt[0];
printf("\nDISPLAY service handle %x\n", service);
if( blit_caps )
printf("service caps %s%s%s\n",
(blit_caps & HW_BIT_BLIT) != 0 ?"HW_BIT_BLIT ":"",
(blit_caps & HW_TEX_BLIT) != 0 ?"HW_TEX_BLIT ":"",
(blit_caps & HW_VID_BLIT) != 0 ?"HW_VID_BLIT ":"");
blit_caps&= caps;
return blit_caps;
fail:
service = 0;
return 0;
};
int create_bitmap(bitmap_t *bitmap)
{
// __asm__ __volatile__("int3");
if( bitmap->flags && blit_caps & HW_BIT_BLIT )
{
struct __attribute__((packed)) /* SRV_CREATE_SURFACE */
{
uint32_t handle; // ignored
void *data; // ignored
uint32_t width;
uint32_t height;
uint32_t pitch; // ignored
uint32_t max_width;
uint32_t max_height;
uint32_t format; // reserved mbz
}io_10;
ioctl_t io;
int err;
// printf("create bitmap %d x %d\n",
// bitmap->width, bitmap->height);
io_10.width = bitmap->width;
io_10.height = bitmap->height;
io_10.max_width = screen_width;
io_10.max_height = screen_height;
io_10.format = 0;
io.handle = service;
io.io_code = SRV_CREATE_SURFACE;
io.input = &io_10;
io.inp_size = BUFFER_SIZE(8);
io.output = NULL;
io.out_size = 0;
err = call_service(&io);
if(err==0)
{
bitmap->handle = io_10.handle;
bitmap->pitch = io_10.pitch;
bitmap->data = io_10.data;
// printf("Create hardware surface %x pitch %d, buffer %x\n",
// bitmap->handle, bitmap->pitch, bitmap->data);
return 0;
};
};
uint32_t size;
uint32_t pitch;
uint8_t *buffer;
pitch = ALIGN(bitmap->width*4, 16);
size = pitch * bitmap->height;
buffer = (uint8_t*)user_alloc(size);
if( buffer )
{
bitmap->handle = 0;
bitmap->pitch = pitch;
bitmap->data = buffer;
bitmap->flags = 0;
return 0;
};
printf("Cannot alloc frame buffer\n\r");
return -1;
};
int lock_bitmap(bitmap_t *bitmap)
{
// __asm__ __volatile__("int3");
int err = 0;
if( bitmap->flags && blit_caps & HW_BIT_BLIT )
{
struct __attribute__((packed)) /* SRV_LOCK_SURFACE */
{
uint32_t handle;
void *data;
uint32_t pitch;
}io_12;
ioctl_t io;
io_12.handle = bitmap->handle;
io_12.pitch = 0;
io_12.data = 0;
io.handle = service;
io.io_code = SRV_LOCK_SURFACE;
io.input = &io_12;
io.inp_size = BUFFER_SIZE(3);
io.output = NULL;
io.out_size = 0;
err = call_service(&io);
if(err==0)
{
bitmap->pitch = io_12.pitch;
bitmap->data = io_12.data;
// printf("Lock hardware surface %x pitch %d, buffer %x\n",
// bitmap->handle, bitmap->pitch, bitmap->data);
};
};
return err;
};
int blit_bitmap(bitmap_t *bitmap, int dst_x, int dst_y,
int w, int h)
{
int err;
if( bitmap->flags && blit_caps & HW_BIT_BLIT )
{
/*
* Now you will experience the full power of the dark side...
*/
struct __attribute__((packed))
{
uint32_t handle;
int dst_x;
int dst_y;
int src_x;
int src_y;
uint32_t w;
uint32_t h;
}io_15;
ioctl_t io;
io_15.handle = bitmap->handle;
io_15.dst_x = dst_x;
io_15.dst_y = dst_y;
io_15.src_x = 0;
io_15.src_y = 0;
io_15.w = w;
io_15.h = h;
io.handle = service;
io.io_code = SRV_BLIT_BITMAP;
io.input = &io_15;
io.inp_size = BUFFER_SIZE(7);
io.output = NULL;
io.out_size = 0;
// printf("do blit %x pitch %d\n",bitmap->handle,
// bitmap->pitch);
err = call_service(&io);
return err;
};
struct blit_call bc;
bc.dstx = dst_x;
bc.dsty = dst_y;
bc.w = w;
bc.h = h;
bc.srcx = 0;
bc.srcy = 0;
bc.srcw = w;
bc.srch = h;
bc.stride = bitmap->pitch;
bc.bitmap = bitmap->data;
__asm__ __volatile__(
"int $0x40"
:"=a"(err)
:"a"(73),"b"(0x00),"c"(&bc)
:"memory");
return err;
};
int resize_bitmap(bitmap_t *bitmap)
{
// __asm__ __volatile__("int3");
if( bitmap->flags && blit_caps & HW_BIT_BLIT )
{
struct __attribute__((packed))
{
uint32_t handle;
char *data;
uint32_t new_w;
uint32_t new_h;
uint32_t pitch;
}io_14;
ioctl_t io;
int err;
io_14.handle = bitmap->handle;
io_14.new_w = bitmap->width;
io_14.new_h = bitmap->height;
io.handle = service;
io.io_code = SRV_RESIZE_SURFACE;
io.input = &io_14;
io.inp_size = BUFFER_SIZE(5);
io.output = NULL;
io.out_size = 0;
err = call_service(&io);
if(err==0)
{
bitmap->pitch = io_14.pitch;
bitmap->data = io_14.data;
};
return err;
};
uint32_t size;
uint32_t pitch;
uint8_t *buffer;
pitch = ALIGN(bitmap->width*4, 16);
size = pitch * bitmap->height;
buffer = (uint8_t*)user_realloc(bitmap->data, size);
if( buffer )
{
bitmap->handle = 0;
bitmap->pitch = pitch;
bitmap->data = buffer;
return 0;
};
printf("Cannot realloc frame buffer\n\r");
return -1;
};