mirror/mpv
0
0
Fork 0
mirror of https://github.com/mpv-player/mpv.git synced 2024-09-20 12:02:23 +02:00
Code

convertiong to avi

Browse Source 
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2668 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi 2001-11-04 00:38:32 +00:00
parent 887f08b52f
commit 2fde21b8c9
1 changed files with 50 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

55
TOOLS/vivodump.c
View File

@ -1,4 +1,12 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "wine/mmreg.h"
#include "wine/avifmt.h"
#include "wine/vfw.h"
#include "aviwrite.h"
static const short h263_format[8][2] = {
{ 0, 0 },
@ -34,10 +42,11 @@ unsigned int x_get_bits(int n){
#define skip_bits(xxx,n) x_get_bits(n)
#define skip_bits1(xxx) x_get_bits(1)
int format, width, height;
/* most is hardcoded. should extend to handle all h263 streams */
int h263_decode_picture_header(unsigned char *b_ptr)
{
int format, width, height;
buffer=b_ptr;
bufptr=bitcnt=buf=0;
@ -116,22 +125,30 @@ int h263_decode_picture_header(unsigned char *b_ptr)
return 0;
}
int postable[32768];
int main(){
int c;
unsigned int head=-1;
int pos=0;
int frames=0;
FILE *f=fopen("coap.viv","rb");
FILE *f2=fopen("coap.avi","wb");
aviwrite_t* avi=aviwrite_new_muxer();
aviwrite_stream_t* mux=aviwrite_new_stream(avi,AVIWRITE_TYPE_VIDEO);
int i;
while((c=getchar())>=0){
while((c=fgetc(f))>=0){
++pos;
head=(head<<8)|c;
if((head&0xFFFFFF)==0x80){
unsigned char buf[33];
int i;
buf[0]=buf[1]=0; buf[2]=0x80;
printf("%08X: 00 00 80",pos);
for(i=0;i<30;i++){
c=getchar();++pos;
printf("%08X: 00 00 80",pos-3);
postable[frames++]=pos-3;
for(i=0;i<8;i++){
c=fgetc(f);++pos;
printf(" %02X",c);
buf[3+i]=c;
}
@ -139,6 +156,34 @@ while((c=getchar())>=0){
h263_decode_picture_header(buf);
}
}
postable[frames]=pos;
printf("%d frames\n",frames);
mux->buffer_size=0x200000;
mux->buffer=malloc(mux->buffer_size);
mux->h.dwScale=1;
mux->h.dwRate=10;
mux->bih=malloc(sizeof(BITMAPINFOHEADER));
mux->bih->biSize=sizeof(BITMAPINFOHEADER);
mux->bih->biWidth=width;
mux->bih->biHeight=height;
mux->bih->biPlanes=1;
mux->bih->biBitCount=24;
mux->bih->biCompression=0x6f766976;// 7669766f;
mux->bih->biSizeImage=3*width*height;
aviwrite_write_header(avi,f2);
for(i=0;i<frames;i++){
int len=postable[i+1]-postable[i];
fseek(f,postable[i],SEEK_SET);
fread(mux->buffer,len,1,f);
aviwrite_write_chunk(avi,mux,f2,len,0x10);
}
aviwrite_write_index(avi,f2);
fseek(f2,0,SEEK_SET);
aviwrite_write_header(avi,f2);
}