diff options
Diffstat (limited to 'str-player.cpp')
| -rw-r--r-- | str-player.cpp | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/str-player.cpp b/str-player.cpp new file mode 100644 index 0000000..223270c --- /dev/null +++ b/str-player.cpp @@ -0,0 +1,215 @@ +#include <stdlib.h> +#include <string.h> +#include <SDL/SDL.h> +#include <SDL/SDL_audio.h> +#include "psxdev/bs.h" +#include "fileutils.h" +#include "generic.h" +#include "cdutils.h" +#include "psxdev/xadecode.h" + +/* + + From the SONY documentation: + + 32 bytes header: + +StSTATUS : 2 bytes 0 +StTYPE : 2 bytes 2 +StSECTOR_OFFSET: 2 bytes 4 +StSECTOR_SIZE : 2 bytes 6 +StFRAME_NO : 4 bytes 10 +StFRAME_SIZE : 4 bytes 14 +StMOVIE_WIDTH : 2 bytes 16 +StMOVIE_HEIGHT : 2 bytes 18 +StMOVIE_HEADM : 4 bytes 22 +StMOVIE_HEADV : 4 bytes 26 +Channels : 2 bytes 30 + + */ + +struct STR_Header { + Uint16 StSTATUS; + Uint16 StTYPE; + Uint16 StSECTOR_OFFSET; + Uint16 StSECTOR_SIZE; + Uint32 StFRAME_NO; + Uint32 StFRAME_SIZE; + Uint16 StMOVIE_WIDTH; + Uint16 StMOVIE_HEIGHT; + Uint32 StMOVIE_HEADM; + Uint32 StMOVIE_HEADV; + Uint16 Channels; +} PACKED; + +Byte * video = 0, * audio = 0, * audio2 = 0; + +int width, height; + +SDL_Surface * screen = 0; +Uint8 bpp; + +int32 audio_len = 0, audio_len2 = 0; +Uint8 *audio_pos; + +void mixaudio(void *unused, Uint8 *stream, int len) { + /* Only play if we have data left */ + if ( audio_len == 0 ) + return; + + /* Mix as much data as possible */ + len = ( len > audio_len ? audio_len : len ); + SDL_MixAudio(stream, audio_pos, len, SDL_MIX_MAXVOLUME); + audio_pos += len; + audio_len -= len; +} + +void process_one_sector(FILE * f) { + Byte sector[2336]; + STR_Header * h; + + fread(sector, 2336, 1, f); + h = (STR_Header *) ((Byte *) sector + 8); +// printm(M_INFO, "SubHeader: FN = %x, CN = %x, SM = %x, CI = %x: ", sector[0], sector[1], sector[2], sector[3]); +/* + printm(M_BARE, "SubHeader FN : %x\n", sector[0]); + printm(M_BARE, "SubHeader CN : %x\n", sector[1]); + printm(M_BARE, "SubHeader SM : %x\n", sector[2]); + printm(M_BARE, "SubHeader CI : %x\n", sector[3]); +*/ + if ((sector[2] == 0x48) || (sector[2] == 0x42)) { +// printm(M_BARE, "Video sector\n"); +/* printm(M_BARE, "Status : %04x\n", h->StSTATUS); + printm(M_BARE, "Type : %04x\n", h->StTYPE); + printm(M_BARE, "Sector Offset: %i\n", h->StSECTOR_OFFSET); + printm(M_BARE, "Sector Size : %i\n", h->StSECTOR_SIZE); + printm(M_BARE, "Frame Number : %i\n", h->StFRAME_NO); + printm(M_BARE, "Frame Size : %i\n", h->StFRAME_SIZE); + printm(M_BARE, "Movie Width : %i\n", h->StMOVIE_WIDTH); + printm(M_BARE, "Movie Height : %i\n", h->StMOVIE_HEIGHT); + printm(M_BARE, "Movie HeadM : %08x\n", h->StMOVIE_HEADM); + printm(M_BARE, "Movie HeadV : %08x\n", h->StMOVIE_HEADV); + printm(M_BARE, "Channels : %04x\n", h->Channels); */ + if (h->StSECTOR_OFFSET == 0) { + video = (Byte *) malloc(h->StSECTOR_SIZE * 2016); + if (!screen) { + bs_init(); + width = h->StMOVIE_WIDTH; + height = h->StMOVIE_HEIGHT; + screen = SDL_SetVideoMode(width, height, 24, SDL_HWSURFACE | SDL_DOUBLEBUF); + if (!screen) { + printm(M_ERROR, "Couldn't get framebuffer\n"); + exit(-1); + } + bpp = screen->format->BytesPerPixel; + } + } + + memcpy(video + h->StSECTOR_OFFSET * 2016, sector + 40, 2016); + + if (h->StSECTOR_SIZE == (h->StSECTOR_OFFSET + 1)) { + // Frame finished. +// printm(M_BARE, "End of Frame.\n"); + + Uint8 * buffer = ((Uint8 *) screen->pixels); + + if (SDL_MUSTLOCK(screen)) + if (SDL_LockSurface(screen) < 0) + exit(1); +// printm(M_BARE, "Width: %i, Height: %i - bpp: %i\n", width, height, bpp); + bs_decode_rgb24(buffer, (bs_header_t *) video, width, height, 0); + +// fwrite(screen->pixels, 3, width * height, stdout); + + if (SDL_MUSTLOCK(screen)) + SDL_UnlockSurface(screen); + SDL_Flip(screen); + + free(video); + } + } else if (sector[2] == 0x64) { + int locked = 0; + + SoundSector * buffer = (SoundSector *) sector; +// printm(M_BARE, "Audio sector\n"); +/* printm(M_BARE, "Frequency: %i\n", xahalfhz(buffer) ? 18900 : 37800); + printm(M_BARE, "Channels : %s\n", xastereo(buffer) ? "stereo" : "mono"); */ +// fwrite(sector + 8, 1, 2324, stdout); + + while (audio_len > 0) { + SDL_Delay(1); + } + + if (!audio2) { + SDL_AudioSpec fmt; + + /* Un son sereo de 16 bits à 44kHz */ + fmt.freq = xahalfhz(buffer) ? 18900 : 37800; + fmt.format = AUDIO_S16; + fmt.channels = xastereo(buffer) ? 2 : 1; + fmt.samples = 128; /*Une bonne valeur pour les jeux */ + fmt.callback = mixaudio; + fmt.userdata = NULL; + + /* Ouvre le contexte audio et joue le son */ + if (SDL_OpenAudio(&fmt, NULL) < 0) { + fprintf(stderr, "Impossible d'accéder à l'audio: %s\n", SDL_GetError()); + exit(1); + } + + initXaDecode(); + } else { + if (audio) { + SDL_LockAudio(); + free(audio); + locked = 1; + } + audio_pos = audio = audio2; + audio_len = audio_len2; + } + + audio2 = (Byte *) malloc(8192); + switchXaDecode(xachannel(buffer)); + audio_len2 = convXaToWave((char *) buffer, (char *) audio2, xachannel(buffer), 0, 255); + if (locked) + SDL_UnlockAudio(); + else if (audio) + SDL_PauseAudio(0); + saveXaDecode(xachannel(buffer)); + + } else { +// printm(M_BARE, "Unknow sector\n"); + } +// printm(M_BARE, "---------------------------------\n\n"); +} + +int main(int argc, char ** argv) { + if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER) < 0) { + printm(M_ERROR, "Couldn't initialise SDL: %s\n", SDL_GetError()); + exit(-1); + } + atexit(SDL_Quit); + SDL_ShowCursor(SDL_DISABLE); + + + switch (argc) { + case 1: + break; + case 2: + fclose(stdin); + stdin = fopen(argv[1], "r"); + break; + default: + printm(M_ERROR, "Too much arguments.\n"); + exit(-1); + } + + while (!feof(stdin)) { + process_one_sector(stdin); + } + + if (!audio) + SDL_CloseAudio(); + + SDL_Quit(); +} |