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ASF description printing patch by Bertrand BAUDET, fixed segfault of hory_bug/a.asf

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@817 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi_esp 2001-05-16 23:40:55 +00:00
parent bfe1e307c5
commit 5e5476c2c6
1 changed files with 51 additions and 2 deletions
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53
asfheader.c
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@ -53,11 +53,19 @@ typedef struct __attribute__((packed)) {
unsigned long unk2; //Unknown UINT32 4
} ASF_stream_header_t;
typedef struct __attribute__((packed)) {
unsigned short title_size;
unsigned short author_size;
unsigned short copyright_size;
unsigned short comment_size;
unsigned short rating_size;
} ASF_content_description_t;
static ASF_header_t asfh;
static ASF_obj_header_t objh;
static ASF_file_header_t fileh;
static ASF_stream_header_t streamh;
static ASF_content_description_t contenth;
unsigned char* asf_packet=NULL;
int asf_scrambling_h=1;
@ -67,6 +75,14 @@ int asf_packetsize=0;
//int i;
void print_asf_string(const char* name, char* string, int length){
int i;
printf("%s", name);
for(i=0;i<length && string[i]!='\0';i+=2){
printf("%c", string[i]);
}
printf("\n");
}
static char* asf_chunk_type(unsigned char* guid){
switch(*((unsigned int*)guid)){
@ -104,7 +120,7 @@ extern void print_wave_header(WAVEFORMATEX *h);
extern void print_video_header(BITMAPINFOHEADER *h);
int read_asf_header(demuxer_t *demuxer){
unsigned char buffer[512];
static unsigned char buffer[1024];
#if 1
//printf("ASF file! (subchunks: %d)\n",asfh.cno);
@ -126,6 +142,11 @@ if(verbose){
printf("unk1: %lX unk2: %X\n",(unsigned long)streamh.unk1,(unsigned int)streamh.unk2);
printf("FILEPOS=0x%X\n",stream_tell(demuxer->stream));
}
if(streamh.type_size>1024 || streamh.stream_size>1024){
printf("FATAL: header size bigger than 1024 bytes!\n");
printf("Please contact mplayer authors, and upload/send this file.\n");
exit(1);
}
// type-specific data:
stream_read(demuxer->stream,(char*) buffer,streamh.type_size);
switch(*((unsigned int*)&streamh.type)){
@ -179,6 +200,35 @@ if(verbose){
// case 0x33000890: return "guid_index_chunk";
case 0x75b22633: // Content description
stream_read(demuxer->stream,(char*) &contenth,sizeof(contenth));
{
char *string;
// extract the title
string=(char*)malloc(contenth.title_size);
stream_read(demuxer->stream, string, contenth.title_size);
print_asf_string("\n Title: ", string, contenth.title_size);
// extract the author
string=(char*)realloc((void*)string, contenth.author_size);
stream_read(demuxer->stream, string, contenth.author_size);
print_asf_string(" Author: ", string, contenth.author_size);
// extract the copyright
string=(char*)realloc((void*)string, contenth.copyright_size);
stream_read(demuxer->stream, string, contenth.copyright_size);
print_asf_string(" Copyright: ", string, contenth.copyright_size);
// extract the comment
string=(char*)realloc((void*)string, contenth.comment_size);
stream_read(demuxer->stream, string, contenth.comment_size);
print_asf_string(" Comment: ", string, contenth.comment_size);
// extract the rating
string=(char*)realloc((void*)string, contenth.rating_size);
stream_read(demuxer->stream, string, contenth.rating_size);
print_asf_string(" Rating: ", string, contenth.rating_size);
printf("\n");
free(string);
}
break;
} // switch GUID
if((*((unsigned int*)&objh.guid))==0x75b22636) break; // movi chunk
@ -197,4 +247,3 @@ if(verbose){
#endif
return 1;
}