Author: diego
Date: Sun Sep 28 12:14:45 2008
New Revision: 27668
Log:
cosmetics: prettyprinting
Modified:
trunk/TOOLS/asfinfo.c
Modified: trunk/TOOLS/asfinfo.c
==============================================================================
--- trunk/TOOLS/asfinfo.c (original)
+++ trunk/TOOLS/asfinfo.c Sun Sep 28 12:14:45 2008
@@ -6,46 +6,46 @@
#include <stdio.h>
#include <stdlib.h>
-typedef struct __attribute__((packed))
+typedef struct __attribute__((packed))
{
- long biSize; // sizeof(BITMAPINFOHEADER)
- long biWidth;
- long biHeight;
- short biPlanes; // unused
- short biBitCount;
- long biCompression; // fourcc of image
- long biSizeImage; // size of image. For uncompressed images
- // ( biCompression 0 or 3 ) can be zero.
+ long biSize; // sizeof(BITMAPINFOHEADER)
+ long biWidth;
+ long biHeight;
+ short biPlanes; // unused
+ short biBitCount;
+ long biCompression; // fourcc of image
+ long biSizeImage; // size of image. For uncompressed images
+ // ( biCompression 0 or 3 ) can be zero.
- long biXPelsPerMeter; // unused
- long biYPelsPerMeter; // unused
- long biClrUsed; // valid only for palettized images.
- // Number of colors in palette.
- long biClrImportant;
+ long biXPelsPerMeter; // unused
+ long biYPelsPerMeter; // unused
+ long biClrUsed; // valid only for palettized images.
+ // Number of colors in palette.
+ long biClrImportant;
} BITMAPINFOHEADER;
typedef struct
{
- short wFormatTag; // value that identifies compression format
- short nChannels;
- long nSamplesPerSec;
- long nAvgBytesPerSec;
- short nBlockAlign; // size of a data sample
- short wBitsPerSample;
- short cbSize; // size of format-specific data
+ short wFormatTag; // value that identifies compression format
+ short nChannels;
+ long nSamplesPerSec;
+ long nAvgBytesPerSec;
+ short nBlockAlign; // size of a data sample
+ short wBitsPerSample;
+ short cbSize; // size of format-specific data
} WAVEFORMATEX;
typedef struct __attribute__((packed)) {
- unsigned char guid[16];
+ unsigned char guid[16];
unsigned long long size;
} ASF_obj_header_t;
typedef struct __attribute__((packed)) {
ASF_obj_header_t objh;
- unsigned int cno; // number of subchunks
- unsigned char v1; // unknown (0x01)
- unsigned char v2; // unknown (0x02)
+ unsigned int cno; // number of subchunks
+ unsigned char v1; // unknown (0x01)
+ unsigned char v2; // unknown (0x02)
} ASF_header_t;
typedef struct __attribute__((packed)) {
@@ -106,150 +106,168 @@ static char* chunk_type(unsigned char* g
}
static void print_wave_header(WAVEFORMATEX *h){
-
printf("======= WAVE Format =======\n");
-
- printf("Format Tag: %d (0x%X)\n",h->wFormatTag,h->wFormatTag);
- printf("Channels: %d\n",h->nChannels);
- printf("Samplerate: %ld\n",h->nSamplesPerSec);
- printf("avg byte/sec: %ld\n",h->nAvgBytesPerSec);
- printf("Block align: %d\n",h->nBlockAlign);
- printf("bits/sample: %d\n",h->wBitsPerSample);
- printf("cbSize: %d\n",h->cbSize);
-
+
+ printf("Format Tag: %d (0x%X)\n", h->wFormatTag, h->wFormatTag);
+ printf("Channels: %d\n", h->nChannels);
+ printf("Samplerate: %ld\n", h->nSamplesPerSec);
+ printf("avg byte/sec: %ld\n", h->nAvgBytesPerSec);
+ printf("Block align: %d\n", h->nBlockAlign);
+ printf("bits/sample: %d\n", h->wBitsPerSample);
+ printf("cbSize: %d\n", h->cbSize);
+
switch(h->wFormatTag){
- case 0x01: printf("Audio in PCM format\n");break;
- case 0x50: printf("Audio in MPEG Layer 1/2 format\n");break;
- case 0x55: printf("Audio in MPEG Layer-3 format\n");break; // ACM
- case 0x02: printf("Audio in MS ADPCM format\n");break; // ACM
- case 0x11: printf("Audio in IMA ADPCM format\n");break; // ACM
- case 0x31:
- case 0x32: printf("Audio in MS GSM 6.10 format\n");break; // ACM
- case 0x160:
- case 0x161: printf("Audio in DivX WMA format\n");break; // ACM
- default: printf("Audio in UNKNOWN (id=0x%X) format\n",h->wFormatTag);
+ case 0x01: printf("Audio in PCM format\n"); break;
+ case 0x50: printf("Audio in MPEG Layer 1/2 format\n"); break;
+ case 0x55: printf("Audio in MPEG Layer-3 format\n"); break; // ACM
+ case 0x02: printf("Audio in MS ADPCM format\n"); break; // ACM
+ case 0x11: printf("Audio in IMA ADPCM format\n"); break; // ACM
+ case 0x31:
+ case 0x32: printf("Audio in MS GSM 6.10 format\n"); break; // ACM
+ case 0x160:
+ case 0x161: printf("Audio in DivX WMA format\n"); break; // ACM
+ default: printf("Audio in UNKNOWN (id=0x%X) format\n", h->wFormatTag);
}
printf("===========================\n");
-
-
}
static void print_video_header(BITMAPINFOHEADER *h){
printf("======= VIDEO Format ======\n");
- printf(" biSize %ld\n", h->biSize);
- printf(" biWidth %ld\n", h->biWidth);
- printf(" biHeight %ld\n", h->biHeight);
- printf(" biPlanes %d\n", h->biPlanes);
- printf(" biBitCount %d\n", h->biBitCount);
- printf(" biCompression %ld='%.4s'\n", h->biCompression, &h->biCompression);
- printf(" biSizeImage %ld\n", h->biSizeImage);
+ printf(" biSize %ld\n", h->biSize);
+ printf(" biWidth %ld\n", h->biWidth);
+ printf(" biHeight %ld\n", h->biHeight);
+ printf(" biPlanes %d\n", h->biPlanes);
+ printf(" biBitCount %d\n", h->biBitCount);
+ printf(" biCompression %ld='%.4s'\n", h->biCompression, &h->biCompression);
+ printf(" biSizeImage %ld\n", h->biSizeImage);
printf("===========================\n");
}
FILE* streams[128];
-int main(int argc,char* argv[]){
-FILE *f=fopen(argc>1?argv[1]:"Alice Deejay - Back In My Life.asf","rb");
+int main(int argc, char* argv[]){
+ FILE *f = fopen(argc > 1 ? argv[1] : "Alice Deejay - Back In My Life.asf", "rb");
-if(!f){ printf("file not found\n");exit(1);}
+ if(!f){
+ printf("file not found\n");
+ exit(1);
+ }
-//printf("sizeof=%d\n",sizeof(objh));
-//printf("sizeof=%d\n",sizeof(asfh));
+ //printf("sizeof=%d\n", sizeof(objh));
+ //printf("sizeof=%d\n", sizeof(asfh));
-fread(&asfh,sizeof(asfh),1,f); // header obj
-//for(i=0;i<16;i++) printf("%02X ",asfh.objh.guid[i]);
-printf("[%s] %d (subchunks: %d)\n",chunk_type(asfh.objh.guid),(int) asfh.objh.size,asfh.cno);
+ fread(&asfh, sizeof(asfh), 1, f); // header obj
+ //for(i = 0; i < 16; i++)
+ // printf("%02X ", asfh.objh.guid[i]);
+ printf("[%s] %d (subchunks: %d)\n", chunk_type(asfh.objh.guid),
+ (int) asfh.objh.size, asfh.cno);
-while(fread(&objh,sizeof(objh),1,f)>0){
- int pos=ftell(f);
-// for(i=0;i<16;i++) printf("%02X ",objh.guid[i]);
- printf("0x%08X [%s] %d\n",pos-sizeof(objh), chunk_type(objh.guid),(int) objh.size);
- switch(*((unsigned int*)&objh.guid)){
- case 0xB7DC0791: // guid_stream_header
- fread(&streamh,sizeof(streamh),1,f);
- printf("stream type: %s\n",chunk_type(streamh.type));
- printf("stream concealment: %s\n",chunk_type(streamh.concealment));
- printf("type: %d bytes, stream: %d bytes ID: %d\n",(int)streamh.type_size,(int)streamh.stream_size,(int)streamh.stream_no);
- printf("FILEPOS=0x%lX\n",ftell(f));
- // type-specific data:
- fread(buffer,streamh.type_size,1,f);
- switch(*((unsigned int*)&streamh.type)){
- case 0xF8699E40: // guid_audio_stream
- print_wave_header((WAVEFORMATEX*)buffer);
+ while(fread(&objh, sizeof(objh), 1, f) > 0){
+ int pos = ftell(f);
+ //for(i = 0; i < 16; i++)
+ // printf("%02X ", objh.guid[i]);
+ printf("0x%08X [%s] %d\n", pos-sizeof(objh), chunk_type(objh.guid),
+ (int) objh.size);
+ switch(*((unsigned int*)&objh.guid)){
+ case 0xB7DC0791: // guid_stream_header
+ fread(&streamh, sizeof(streamh), 1, f);
+ printf("stream type: %s\n", chunk_type(streamh.type));
+ printf("stream concealment: %s\n", chunk_type(streamh.concealment));
+ printf("type: %d bytes, stream: %d bytes ID: %d\n",
+ (int)streamh.type_size, (int)streamh.stream_size,
+ (int)streamh.stream_no);
+ printf("FILEPOS=0x%lX\n", ftell(f));
+ // type-specific data:
+ fread(buffer,streamh.type_size,1,f);
+ switch(*((unsigned int*)&streamh.type)){
+ case 0xF8699E40: // guid_audio_stream
+ print_wave_header((WAVEFORMATEX*)buffer);
+ break;
+ case 0xBC19EFC0: // guid_video_stream
+ print_video_header((BITMAPINFOHEADER*)&buffer[4 + 4 + 1 + 2]);
+ break;
+ }
+ // stream-specific data:
+ fread(buffer, streamh.stream_size, 1, f);
break;
- case 0xBC19EFC0: // guid_video_stream
- print_video_header((BITMAPINFOHEADER*)&buffer[4+4+1+2]);
+ //case 0xD6E229D1:
+ // return "guid_header_2_0";
+ case 0x8CABDCA1: // guid_file_header
+ fread(&fileh, sizeof(fileh), 1, f);
+ printf("packets: %d flags: %d pack_size: %d frame_size: %d\n",
+ (int)fileh.packets, (int)fileh.flags, (int)fileh.packetsize,
+ (int)fileh.frame_size);
break;
- }
- // stream-specific data:
- fread(buffer,streamh.stream_size,1,f);
- break;
-// case 0xD6E229D1: return "guid_header_2_0";
- case 0x8CABDCA1: // guid_file_header
- fread(&fileh,sizeof(fileh),1,f);
- printf("packets: %d flags: %d pack_size: %d frame_size: %d\n",(int)fileh.packets,(int)fileh.flags,(int)fileh.packetsize,(int)fileh.frame_size);
- break;
- case 0x75b22636: // guid_data_chunk
- { int endp=pos+objh.size-sizeof(objh);
- unsigned char* packet=malloc((int)fileh.packetsize);
- int fpos;
- fseek(f,26,SEEK_CUR);
- while((fpos=ftell(f))<endp){
- fread(packet,(int)fileh.packetsize,1,f);
- if(packet[0]==0x82){
- unsigned char flags=packet[3];
- unsigned char* p=&packet[5];
- unsigned long time;
- unsigned short duration;
- int segs=1;
- int seg;
- int padding=0;
- if(flags&8){
- padding=p[0];++p;
- } else
- if(flags&16){
- padding=p[0]|(p[1]<<8);p+=2;
- }
- time=*((unsigned long*)p);p+=4;
- duration=*((unsigned short*)p);p+=2;
- if(flags&1){
- segs=p[0]-0x80;++p;
- }
- printf("%08X: flag=%02X segs=%d pad=%d time=%ld dur=%d\n",
- fpos,flags,segs,padding,time,duration);
- for(seg=0;seg<segs;seg++){
- ASF_segmhdr_t* sh=(ASF_segmhdr_t*)p;
- int len=0;
- p+=sizeof(ASF_segmhdr_t);
- if(sh->flag&8) p+=8;// else
- if(sh->flag&1) ++p;
- if(flags&1){
- len=*((unsigned short*)p);p+=2;
+ case 0x75b22636: // guid_data_chunk
+ { int endp = pos + objh.size - sizeof(objh);
+ unsigned char* packet = malloc((int)fileh.packetsize);
+ int fpos;
+ fseek(f, 26, SEEK_CUR);
+ while((fpos = ftell(f)) < endp){
+ fread(packet, (int)fileh.packetsize, 1, f);
+ if(packet[0] == 0x82){
+ unsigned char flags = packet[3];
+ unsigned char* p = &packet[5];
+ unsigned long time;
+ unsigned short duration;
+ int segs = 1;
+ int seg;
+ int padding=0;
+ if(flags & 8){
+ padding = p[0];
+ ++p;
+ } else
+ if(flags & 16){
+ padding = p[0] | (p[1] << 8);
+ p += 2;
}
- printf(" seg #%d: streamno=%d seq=%d flag=%02X len=%d\n",seg,sh->streamno&0x7F,sh->seq,sh->flag,len);
-#ifdef SAVE_STREAMS
- if(!streams[sh->streamno&0x7F]){
- char name[256];
- snprintf(name,256,"stream%02X.dat",sh->streamno&0x7F);
- streams[sh->streamno&0x7F]=fopen(name,"wb");
+ time = *((unsigned long*)p);
+ p += 4;
+ duration = *((unsigned short*)p);
+ p += 2;
+ if(flags & 1){
+ segs = p[0] - 0x80;
+ ++p;
}
- fwrite(p,len,1,streams[sh->streamno&0x7F]);
-#endif
- p+=len;
- }
- } else
- printf("%08X: UNKNOWN %02X %02X %02X %02X %02X...\n",fpos,packet[0],packet[1],packet[2],packet[3],packet[4]);
+ printf("%08X: flag=%02X segs=%d pad=%d time=%ld dur=%d\n",
+ fpos, flags, segs, padding, time, duration);
+ for(seg = 0; seg < segs; seg++){
+ ASF_segmhdr_t* sh = (ASF_segmhdr_t*)p;
+ int len = 0;
+ p += sizeof(ASF_segmhdr_t);
+ if(sh->flag & 8) p+=8;// else
+ if(sh->flag & 1) ++p;
+ if(flags & 1){
+ len = *((unsigned short*)p);
+ p += 2;
+ }
+ printf(" seg #%d: streamno=%d seq=%d flag=%02X len=%d\n",
+ seg, sh->streamno&0x7F, sh->seq, sh->flag, len);
+ #ifdef SAVE_STREAMS
+ if(!streams[sh->streamno & 0x7F]){
+ char name[256];
+ snprintf(name, 256, "stream%02X.dat", sh->streamno & 0x7F);
+ streams[sh->streamno & 0x7F] = fopen(name, "wb");
+ }
+ fwrite(p, len, 1, streams[sh->streamno & 0x7F]);
+ #endif
+ p += len;
+ }
+ } else
+ printf("%08X: UNKNOWN %02X %02X %02X %02X %02X...\n", fpos,
+ packet[0], packet[1], packet[2], packet[3], packet[4]);
+ }
}
- }
- break;
+ break;
-// case 0x33000890: return "guid_index_chunk";
+ //case 0x33000890:
+ // return "guid_index_chunk";
+ }
+ fseek(f, pos + objh.size - sizeof(objh), SEEK_SET);
}
- fseek(f,pos+objh.size-sizeof(objh),SEEK_SET);
-}
-return 0;
+ return 0;
}
