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| author | John "Lameguy" Wilbert Villamor <lameguy64@gmail.com> | 2022-09-26 16:49:56 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-09-26 16:49:56 +0800 |
| commit | c4a2533d21dfd05cde841ea48c67b05e0e6a853f (patch) | |
| tree | c7ef61653b157b69fb0956709366996ddbc4ecfa /indev/psxmdec/main.c | |
| parent | a8b404b3400c3ebd8e0b923dcaefcc49ea563e36 (diff) | |
| parent | 86f0064afb8200e60dd80827535cac30d0eab028 (diff) | |
| download | psn00bsdk-c4a2533d21dfd05cde841ea48c67b05e0e6a853f.tar.gz | |
Merge pull request #55 from spicyjpeg/psxmdec
Full MDEC support, C library refactors, cleanups and bugfixes (v0.20)
Diffstat (limited to 'indev/psxmdec/main.c')
| -rw-r--r-- | indev/psxmdec/main.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/indev/psxmdec/main.c b/indev/psxmdec/main.c deleted file mode 100644 index 25baf11..0000000 --- a/indev/psxmdec/main.c +++ /dev/null @@ -1,93 +0,0 @@ -#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <psxgpu.h>
-#include <psxpress.h>
-#include <hwregs_c.h>
-
-#define SCREEN_XRES 320
-#define SCREEN_YRES 240
-
-//#define BLOCK_SIZE 8 // Monochrome (8x8), 15bpp display
-//#define BLOCK_SIZE 12 // Monochrome (8x8), 24bpp display
-//#define BLOCK_SIZE 16 // Color (16x16), 15bpp display
-#define BLOCK_SIZE 24 // Color (16x16), 24bpp display
-
-/* vlc.c */
-int DecDCTvlc( unsigned short *mdec_bs, unsigned short *mdec_rl );
-
-/* data.s */
-extern unsigned short bs_data[];
-
-DISPENV disp;
-
-void init( void )
-{
- ResetGraph(0);
- DecDCTReset(0);
-
- SetDefDispEnv(&disp, 0, 0, SCREEN_XRES, SCREEN_YRES);
-
- disp.isrgb24 = disp.isrgb24 = 1;
-
- PutDispEnv(&disp);
- SetDispMask(1);
-
-} /* init */
-
-
-void decode_test( void )
-{
- uint16_t *out_buff;
- uint16_t dec_len;
-
- // Allocate and decode VLC encoded BS data
- printf("Decode start...\n");
- out_buff = (uint16_t*)malloc(4*((*(long*)bs_data)+1));
- DecDCTvlc(bs_data, out_buff);
-
- // Print out decompression results
- dec_len = ((uint16_t*)out_buff)[0];
- printf("out_buff=%p len=%d\n", out_buff, dec_len);
-
- // Initialize MDEC data input
- MDEC0 = 0x30000000 | dec_len; // 0x38000000 for 15bpp
- DecDCTinRaw((const uint32_t*)(out_buff+1), dec_len);
-
- // Decode image slice-by-slice
- for (uint32_t x = 0; x < (SCREEN_XRES * 3 / 2); x += BLOCK_SIZE)
- { // 24bpp
- RECT rect;
- uint32_t slice[BLOCK_SIZE * SCREEN_YRES / 2];
-
- rect.x = x;
- rect.y = 0;
- rect.w = BLOCK_SIZE;
- rect.h = SCREEN_YRES;
-
- // Configure the MDEC to output to the slice buffer and let it finish
- // decoding a slice, then upload it to the framebuffer.
- DecDCTout(slice, BLOCK_SIZE * SCREEN_YRES / 2);
- DecDCToutSync(0);
-
- LoadImage(&rect, (u_long *) slice);
- DrawSync(0);
- }
-
- free(out_buff);
-
-} /* decode_test */
-
-int main( int argc, const char *argv[] )
-{
- init();
-
- decode_test();
-
- for (;;)
- __asm__ volatile("");
-
- return 0;
-
-} /* main */
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