44 |
* -q integer : quality ([0..5]) |
* -q integer : quality ([0..5]) |
45 |
* -d boolean : save decoder output (0 False*, !=0 True) |
* -d boolean : save decoder output (0 False*, !=0 True) |
46 |
* -m boolean : save mpeg4 raw stream (0 False*, !=0 True) |
* -m boolean : save mpeg4 raw stream (0 False*, !=0 True) |
47 |
* -mv integer : Hinted Motion Estimation (0 none, 1 get hints, 2 set hints) |
* -h, -help : prints this help message |
|
* -help : prints this help message |
|
48 |
* -quant integer : fixed quantizer (disables -b setting) |
* -quant integer : fixed quantizer (disables -b setting) |
49 |
* (* means default) |
* (* means default) |
50 |
* |
* |
65 |
#include <stdlib.h> |
#include <stdlib.h> |
66 |
#include <string.h> |
#include <string.h> |
67 |
#include <math.h> |
#include <math.h> |
|
#ifndef WIN32 |
|
|
#include <sys/time.h> |
|
|
#else |
|
68 |
#include <time.h> |
#include <time.h> |
|
#endif |
|
69 |
|
|
70 |
#include "xvid.h" |
#include "../src/xvid.h" |
71 |
|
|
72 |
/**************************************************************************** |
/**************************************************************************** |
73 |
* Prototypes |
* Prototypes |
95 |
static int enc_init(int use_assembler); |
static int enc_init(int use_assembler); |
96 |
static int enc_stop(); |
static int enc_stop(); |
97 |
static int enc_main(unsigned char* image, unsigned char* bitstream, |
static int enc_main(unsigned char* image, unsigned char* bitstream, |
98 |
unsigned char* hints_buffer, |
int *streamlength, int* frametype); |
|
long *streamlength, long* frametype, long* hints_size); |
|
99 |
|
|
100 |
/* Decoder related functions */ |
/* Decoder related functions */ |
101 |
static int dec_stop(); |
static int dec_stop(); |
108 |
****************************************************************************/ |
****************************************************************************/ |
109 |
|
|
110 |
static int const motion_presets[7] = { |
static int const motion_presets[7] = { |
111 |
0, /* Q 0 */ |
0, // Q 0 |
112 |
PMV_EARLYSTOP16, /* Q 1 */ |
PMV_EARLYSTOP16, // Q 1 |
113 |
PMV_EARLYSTOP16, /* Q 2 */ |
PMV_EARLYSTOP16, // Q 2 |
114 |
PMV_EARLYSTOP16 | PMV_HALFPELREFINE16, /* Q 3 */ |
PMV_EARLYSTOP16 | PMV_HALFPELREFINE16, // Q 3 |
115 |
PMV_EARLYSTOP16 | PMV_HALFPELREFINE16, /* Q 4 */ |
PMV_EARLYSTOP16 | PMV_HALFPELREFINE16, // Q 4 |
116 |
PMV_EARLYSTOP16 | PMV_HALFPELREFINE16 | PMV_EARLYSTOP8 | /* Q 5 */ |
PMV_EARLYSTOP16 | PMV_HALFPELREFINE16 | PMV_EARLYSTOP8 | // Q 5 |
117 |
PMV_HALFPELREFINE8, |
PMV_HALFPELREFINE8, |
118 |
PMV_EARLYSTOP16 | PMV_HALFPELREFINE16 | PMV_EXTSEARCH16 | /* Q 6 */ |
PMV_EARLYSTOP16 | PMV_HALFPELREFINE16 | PMV_EXTSEARCH16 | // Q 6 |
119 |
PMV_USESQUARES16 | PMV_EARLYSTOP8 | PMV_HALFPELREFINE8 |
PMV_USESQUARES16 | PMV_EARLYSTOP8 | PMV_HALFPELREFINE8 |
120 |
}; |
}; |
121 |
|
|
122 |
static int const general_presets[7] = { |
static int const general_presets[7] = { |
123 |
XVID_H263QUANT, /* Q 0 */ |
XVID_H263QUANT, // Q 0 |
124 |
XVID_MPEGQUANT, /* Q 1 */ |
XVID_MPEGQUANT, // Q 1 |
125 |
XVID_H263QUANT, /* Q 2 */ |
XVID_H263QUANT, // Q 2 |
126 |
XVID_H263QUANT | XVID_HALFPEL, /* Q 3 */ |
XVID_H263QUANT | XVID_HALFPEL, // Q 3 |
127 |
XVID_H263QUANT | XVID_HALFPEL | XVID_INTER4V, /* Q 4 */ |
XVID_H263QUANT | XVID_HALFPEL | XVID_INTER4V, // Q 4 |
128 |
XVID_H263QUANT | XVID_HALFPEL | XVID_INTER4V, /* Q 5 */ |
XVID_H263QUANT | XVID_HALFPEL | XVID_INTER4V, // Q 5 |
129 |
XVID_H263QUANT | XVID_HALFPEL | XVID_INTER4V /* Q 6 */ |
XVID_H263QUANT | XVID_HALFPEL | XVID_INTER4V // Q 6 |
130 |
}; |
}; |
131 |
|
|
132 |
|
|
137 |
/* Maximum number of frames to encode */ |
/* Maximum number of frames to encode */ |
138 |
#define ABS_MAXFRAMENR 9999 |
#define ABS_MAXFRAMENR 9999 |
139 |
|
|
|
/* HINTMODEs */ |
|
|
#define HINT_MODE_NONE 0 |
|
|
#define HINT_MODE_GET 1 |
|
|
#define HINT_MODE_SET 2 |
|
|
#define HINT_FILE "hints.mv" |
|
|
|
|
140 |
static int ARG_BITRATE = 900; |
static int ARG_BITRATE = 900; |
141 |
static int ARG_QUANTI = 0; |
static int ARG_QUANTI = 0; |
142 |
static int ARG_QUALITY = 6; |
static int ARG_QUALITY = 6; |
148 |
static int ARG_INPUTTYPE = 0; |
static int ARG_INPUTTYPE = 0; |
149 |
static int ARG_SAVEDECOUTPUT = 0; |
static int ARG_SAVEDECOUTPUT = 0; |
150 |
static int ARG_SAVEMPEGSTREAM = 0; |
static int ARG_SAVEMPEGSTREAM = 0; |
|
static int ARG_HINTMODE = HINT_MODE_NONE; |
|
151 |
static int XDIM = 0; |
static int XDIM = 0; |
152 |
static int YDIM = 0; |
static int YDIM = 0; |
|
#define IMAGE_SIZE(x,y) ((x)*(y)*3/2) |
|
153 |
|
|
154 |
#define MAX(A,B) ( ((A)>(B)) ? (A) : (B) ) |
#define MAX(A,B) ( ((A)>(B)) ? (A) : (B) ) |
155 |
#define SMALL_EPS 1e-10 |
#define SMALL_EPS 1e-10 |
156 |
|
|
|
#define LONG_PACK(a,b,c,d) ((long) (((long)(a))<<24) | (((long)(b))<<16) | \ |
|
|
(((long)(c))<<8) |((long)(d))) |
|
|
|
|
|
#define SWAP(a) ( (((a)&0x000000ff)<<24) | (((a)&0x0000ff00)<<8) | \ |
|
|
(((a)&0x00ff0000)>>8) | (((a)&0xff000000)>>24) ) |
|
|
|
|
157 |
/**************************************************************************** |
/**************************************************************************** |
158 |
* Nasty global vars ;-) |
* Nasty global vars ;-) |
159 |
***************************************************************************/ |
***************************************************************************/ |
178 |
unsigned char *divx_buffer = NULL; |
unsigned char *divx_buffer = NULL; |
179 |
unsigned char *in_buffer = NULL; |
unsigned char *in_buffer = NULL; |
180 |
unsigned char *out_buffer = NULL; |
unsigned char *out_buffer = NULL; |
|
unsigned char *hints_buffer = NULL; |
|
181 |
|
|
182 |
double enctime,dectime; |
double enctime,dectime; |
183 |
double totalenctime=0.; |
double totalenctime=0.; |
184 |
double totaldectime=0.; |
double totaldectime=0.; |
185 |
|
|
186 |
long totalsize = 0; |
long totalsize = 0; |
|
long hints_size = 0; |
|
187 |
int status; |
int status; |
|
int bigendian = 0; |
|
188 |
|
|
189 |
long m4v_size = 0; |
int m4v_size; |
190 |
long frame_type[ABS_MAXFRAMENR]; |
int frame_type[ABS_MAXFRAMENR]; |
191 |
int Iframes=0, Pframes=0, use_assembler=0; |
int Iframes=0, Pframes=0, use_assembler=0; |
192 |
double framepsnr[ABS_MAXFRAMENR]; |
double framepsnr[ABS_MAXFRAMENR]; |
193 |
|
|
194 |
double Ipsnr=0.,Imaxpsnr=0.,Iminpsnr=999.,Ivarpsnr=0.; |
double Ipsnr=0.,Imaxpsnr=0.,Iminpsnr=999.,Ivarpsnr=0.; |
195 |
double Ppsnr=0.,Pmaxpsnr=0.,Pminpsnr=999.,Pvarpsnr=0.; |
double Ppsnr=0.,Pmaxpsnr=0.,Pminpsnr=999.,Pvarpsnr=0.; |
196 |
|
double Bpsnr=0.,Bmaxpsnr=0.,Bminpsnr=999.,Bvarpsnr=0.; |
197 |
|
|
198 |
char filename[256]; |
char filename[256]; |
199 |
|
|
200 |
FILE *filehandle; |
FILE *filehandle; |
201 |
FILE *in_file = stdin; |
FILE *in_file = stdin; |
|
FILE *hints_file = NULL; |
|
202 |
|
|
203 |
printf("xvid_stat - XviD core library test program "); |
printf("xvid_stat - XviD core library test program "); |
204 |
printf("written by Christoph Lampert 2002\n\n"); |
printf("written by Christoph Lampert 2002\n\n"); |
256 |
i++; |
i++; |
257 |
ARG_SAVEMPEGSTREAM = atoi(argv[i]); |
ARG_SAVEMPEGSTREAM = atoi(argv[i]); |
258 |
} |
} |
259 |
else if (strcmp("-mv", argv[i]) == 0 && i < argc - 1 ) { |
else if (strcmp("-h", argv[i]) == 0 || strcmp("-help", argv[i])) { |
|
i++; |
|
|
ARG_HINTMODE = atoi(argv[i]); |
|
|
} |
|
|
else if (strcmp("-help", argv[i])) { |
|
260 |
usage(); |
usage(); |
261 |
return(0); |
return(0); |
262 |
} |
} |
271 |
* Arguments checking |
* Arguments checking |
272 |
****************************************************************************/ |
****************************************************************************/ |
273 |
|
|
274 |
if (XDIM <= 0 || XDIM >= 2048 || YDIM <=0 || YDIM >= 2048 ) { |
if ( ARG_INPUTTYPE == 0 && |
275 |
fprintf(stderr, "Trying to retreive width and height from PGM header\n"); |
((XDIM <= 0) || (XDIM >= 2048) || (YDIM <=0) || (YDIM >= 2048)) ) { |
276 |
|
fprintf(stderr, |
277 |
|
"Wrong frame sizes width=%d height=%d, trying PGM header infos\n", |
278 |
|
XDIM, |
279 |
|
YDIM); |
280 |
ARG_INPUTTYPE = 1; /* pgm */ |
ARG_INPUTTYPE = 1; /* pgm */ |
281 |
} |
} |
282 |
|
else { |
283 |
|
YDIM = YDIM*3/2; /* YUV */ |
284 |
|
} |
285 |
|
|
286 |
if ( ARG_QUALITY < 0 || ARG_QUALITY > 6) { |
if ( ARG_QUALITY < 0 || ARG_QUALITY > 6) { |
287 |
fprintf(stderr,"Wrong Quality\n"); |
fprintf(stderr,"Wrong Quality\n"); |
294 |
} |
} |
295 |
|
|
296 |
if ( ARG_FRAMERATE <= 0) { |
if ( ARG_FRAMERATE <= 0) { |
297 |
fprintf(stderr,"Wrong Framerate %s \n",argv[5]); |
fprintf(stderr,"Wrong Fraterate %s \n",argv[5]); |
298 |
return -1; |
return -1; |
299 |
} |
} |
300 |
|
|
303 |
return -1; |
return -1; |
304 |
} |
} |
305 |
|
|
|
if ( ARG_HINTMODE != HINT_MODE_NONE && |
|
|
ARG_HINTMODE != HINT_MODE_GET && |
|
|
ARG_HINTMODE != HINT_MODE_SET) |
|
|
ARG_HINTMODE = HINT_MODE_NONE; |
|
|
|
|
|
if( ARG_HINTMODE != HINT_MODE_NONE) { |
|
|
char *rights = "rb"; |
|
|
|
|
|
/* |
|
|
* If we are getting hints from core, we will have to write them to |
|
|
* hint file |
|
|
*/ |
|
|
if(ARG_HINTMODE == HINT_MODE_GET) |
|
|
rights = "w+b"; |
|
|
|
|
|
/* Open the hint file */ |
|
|
hints_file = fopen(HINT_FILE, rights); |
|
|
if(hints_file == NULL) { |
|
|
fprintf(stderr, "Error opening input file %s\n", HINT_FILE); |
|
|
return -1; |
|
|
} |
|
|
|
|
|
/* Allocate hint memory space, we will be using rawhints */ |
|
|
/* NB : Hope 1Mb is enough */ |
|
|
if((hints_buffer = malloc(1024*1024)) == NULL) { |
|
|
fprintf(stderr, "Memory allocation error\n"); |
|
|
return -1; |
|
|
} |
|
|
|
|
|
} |
|
|
|
|
306 |
if ( ARG_INPUTFILE == NULL || strcmp(ARG_INPUTFILE, "stdin") == 0) { |
if ( ARG_INPUTFILE == NULL || strcmp(ARG_INPUTFILE, "stdin") == 0) { |
307 |
in_file = stdin; |
in_file = stdin; |
308 |
} |
} |
318 |
if (ARG_INPUTTYPE) { |
if (ARG_INPUTTYPE) { |
319 |
if (read_pgmheader(in_file)) { |
if (read_pgmheader(in_file)) { |
320 |
fprintf(stderr, "Wrong input format, I want YUV encapsulated in PGM\n"); |
fprintf(stderr, "Wrong input format, I want YUV encapsulated in PGM\n"); |
321 |
return -1; |
return -11; |
322 |
} |
} |
323 |
} |
} |
324 |
|
|
325 |
/* now we know the sizes, so allocate memory */ |
/* now we know the sizes, so allocate memory */ |
326 |
|
|
327 |
in_buffer = (unsigned char *) malloc(IMAGE_SIZE(XDIM,YDIM)); |
in_buffer = (unsigned char *) malloc(XDIM*YDIM); |
328 |
if (!in_buffer) |
if (!in_buffer) |
329 |
goto free_all_memory; |
goto free_all_memory; |
330 |
|
|
331 |
/* this should really be enough memory ! */ |
/* this should really be enough memory ! */ |
332 |
divx_buffer = (unsigned char *) malloc(IMAGE_SIZE(XDIM,YDIM)*2); |
divx_buffer = (unsigned char *) malloc(XDIM*YDIM*2); |
333 |
if (!divx_buffer) |
if (!divx_buffer) |
334 |
goto free_all_memory; |
goto free_all_memory; |
335 |
|
|
336 |
out_buffer = (unsigned char *) malloc(IMAGE_SIZE(XDIM,YDIM)*4); |
/* PGM is YUV 4:2:0 format, so real image height is *2/3 of PGM picture */ |
337 |
|
YDIM = YDIM*2/3; |
338 |
|
|
339 |
|
out_buffer = (unsigned char *) malloc(XDIM*YDIM*4); |
340 |
if (!out_buffer) |
if (!out_buffer) |
341 |
goto free_all_memory; |
goto free_all_memory; |
342 |
|
|
360 |
goto release_all; |
goto release_all; |
361 |
} |
} |
362 |
|
|
|
totalsize = LONG_PACK('M','P','4','U'); |
|
|
if(*((char *)(&totalsize)) == 'M') |
|
|
bigendian = 1; |
|
|
else |
|
|
bigendian = 0; |
|
|
totalsize = 0; |
|
363 |
|
|
364 |
/***************************************************************************** |
/***************************************************************************** |
365 |
* Main loop |
* Main loop |
368 |
do { |
do { |
369 |
|
|
370 |
if (ARG_INPUTTYPE) |
if (ARG_INPUTTYPE) |
371 |
status = read_pgmdata(in_file, in_buffer); /* read PGM data (YUV-format) */ |
status = read_pgmdata(in_file, in_buffer); // read PGM data (YUV-format) |
372 |
else |
else |
373 |
status = read_yuvdata(in_file, in_buffer); /* read raw data (YUV-format) */ |
status = read_yuvdata(in_file, in_buffer); // read raw data (YUV-format) |
374 |
|
|
375 |
if (status) |
if (status) |
376 |
{ |
{ |
396 |
*/ |
*/ |
397 |
|
|
398 |
/***************************************************************************** |
/***************************************************************************** |
|
* Read hints from file |
|
|
****************************************************************************/ |
|
|
|
|
|
if(ARG_HINTMODE == HINT_MODE_SET) { |
|
|
fread(&hints_size, 1, sizeof(long), hints_file); |
|
|
hints_size = (!bigendian)?SWAP(hints_size):hints_size; |
|
|
fread(hints_buffer, 1, hints_size, hints_file); |
|
|
} |
|
|
|
|
|
/***************************************************************************** |
|
399 |
* Encode and decode this frame |
* Encode and decode this frame |
400 |
****************************************************************************/ |
****************************************************************************/ |
401 |
|
|
402 |
enctime = msecond(); |
enctime = msecond(); |
403 |
status = enc_main(in_buffer, divx_buffer, hints_buffer, |
status = enc_main(in_buffer, divx_buffer, &m4v_size, &frame_type[filenr]); |
|
&m4v_size, &frame_type[filenr], &hints_size); |
|
404 |
enctime = msecond() - enctime; |
enctime = msecond() - enctime; |
405 |
|
|
406 |
totalenctime += enctime; |
totalenctime += enctime; |
409 |
printf("Frame %5d: intra %1d, enctime=%6.1f ms, size=%6d bytes ", |
printf("Frame %5d: intra %1d, enctime=%6.1f ms, size=%6d bytes ", |
410 |
(int)filenr, (int)frame_type[filenr], (float)enctime, (int)m4v_size); |
(int)filenr, (int)frame_type[filenr], (float)enctime, (int)m4v_size); |
411 |
|
|
|
/***************************************************************************** |
|
|
* Save hints to file |
|
|
****************************************************************************/ |
|
|
|
|
|
if(ARG_HINTMODE == HINT_MODE_GET) { |
|
|
hints_size = (!bigendian)?SWAP(hints_size):hints_size; |
|
|
fwrite(&hints_size, 1, sizeof(long), hints_file); |
|
|
hints_size = (!bigendian)?SWAP(hints_size):hints_size; |
|
|
fwrite(hints_buffer, 1, hints_size, hints_file); |
|
|
} |
|
|
|
|
|
/***************************************************************************** |
|
|
* Save stream to file |
|
|
****************************************************************************/ |
|
|
|
|
412 |
if (ARG_SAVEMPEGSTREAM) |
if (ARG_SAVEMPEGSTREAM) |
413 |
{ |
{ |
414 |
sprintf(filename, "%sframe%05d.m4v", filepath, filenr); |
sprintf(filename, "%sframe%05d.m4v", filepath, filenr); |
428 |
* Analyse the decoded frame and compare to original |
* Analyse the decoded frame and compare to original |
429 |
****************************************************************************/ |
****************************************************************************/ |
430 |
|
|
431 |
framepsnr[filenr] = PSNR(XDIM,YDIM*3/2, in_buffer, XDIM, out_buffer, XDIM); |
framepsnr[filenr] = PSNR(XDIM,YDIM, in_buffer, XDIM, out_buffer, XDIM ); |
432 |
|
|
433 |
printf("dectime =%6.1f ms PSNR %5.2f\n",dectime, framepsnr[filenr]); |
printf("dectime =%6.1f ms PSNR %5.2f\n",dectime, framepsnr[filenr]); |
434 |
|
|
503 |
|
|
504 |
/* Print all statistics */ |
/* Print all statistics */ |
505 |
printf("Avg. Q%1d %2s ",ARG_QUALITY, (ARG_QUANTI ? " q" : "br")); |
printf("Avg. Q%1d %2s ",ARG_QUALITY, (ARG_QUANTI ? " q" : "br")); |
506 |
printf("%04d ",(ARG_QUANTI)?ARG_QUANTI:ARG_BITRATE); |
printf("%04d ",MAX(ARG_QUANTI,ARG_BITRATE)); |
507 |
printf("( %.2f bpp) ", (double)ARG_BITRATE*1000/XDIM/YDIM/ARG_FRAMERATE); |
printf("( %.2f bpp) ", (double)ARG_BITRATE*1000/XDIM/YDIM/ARG_FRAMERATE); |
508 |
printf("size %6d ", (int)totalsize); |
printf("size %6d ",totalsize); |
509 |
printf("( %4d kbps ",(int)(totalsize*8*ARG_FRAMERATE/1000)); |
printf("( %4d kbps ",(int)(totalsize*8*ARG_FRAMERATE/1000)); |
510 |
printf("/ %.2f bpp) ",(double)totalsize*8/XDIM/YDIM); |
printf("/ %.2f bpp) ",(double)totalsize*8/XDIM/YDIM); |
511 |
printf("enc: %6.1f fps, dec: %6.1f fps \n",1000/totalenctime, 1000/totaldectime); |
printf("enc: %6.1f fps, dec: %6.1f fps \n",1/totalenctime, 1/totaldectime); |
512 |
printf("PSNR P(%d): %5.2f ( %5.2f , %5.2f ; %5.4f ) ",Pframes,Ppsnr,Pminpsnr,Pmaxpsnr,sqrt(Pvarpsnr/filenr)); |
printf("PSNR P(%d): %5.2f ( %5.2f , %5.2f ; %5.4f ) ",Pframes,Ppsnr,Pminpsnr,Pmaxpsnr,sqrt(Pvarpsnr/filenr)); |
513 |
printf("I(%d): %5.2f ( %5.2f , %5.2f ; %5.4f ) ",Iframes,Ipsnr,Iminpsnr,Imaxpsnr,sqrt(Ivarpsnr/filenr)); |
printf("I(%d): %5.2f ( %5.2f , %5.2f ; %5.4f ) ",Iframes,Ipsnr,Iminpsnr,Imaxpsnr,sqrt(Ivarpsnr/filenr)); |
514 |
printf("\n"); |
printf("\n"); |
557 |
/* Return time elapsed time in miliseconds since the program started */ |
/* Return time elapsed time in miliseconds since the program started */ |
558 |
static double msecond() |
static double msecond() |
559 |
{ |
{ |
|
#ifndef WIN32 |
|
|
struct timeval tv; |
|
|
gettimeofday(&tv, 0); |
|
|
return tv.tv_sec*1.0e3 + tv.tv_usec * 1.0e-3; |
|
|
#else |
|
560 |
clock_t clk; |
clock_t clk; |
561 |
|
|
562 |
clk = clock(); |
clk = clock(); |
563 |
|
|
564 |
return clk * 1000 / CLOCKS_PER_SEC; |
return clk * 1000 / CLOCKS_PER_SEC; |
565 |
#endif |
|
566 |
} |
} |
567 |
|
|
568 |
|
|
634 |
fprintf(stderr, " -q integer : quality ([0..5])\n"); |
fprintf(stderr, " -q integer : quality ([0..5])\n"); |
635 |
fprintf(stderr, " -d boolean : save decoder output (0 False*, !=0 True)\n"); |
fprintf(stderr, " -d boolean : save decoder output (0 False*, !=0 True)\n"); |
636 |
fprintf(stderr, " -m boolean : save mpeg4 raw stream (0 False*, !=0 True)\n"); |
fprintf(stderr, " -m boolean : save mpeg4 raw stream (0 False*, !=0 True)\n"); |
637 |
fprintf(stderr, " -help : prints this help message\n"); |
fprintf(stderr, " -h, -help : prints this help message\n"); |
638 |
fprintf(stderr, " -quant integer : fixed quantizer (disables -b setting)\n"); |
fprintf(stderr, " -quant integer : fixed quantizer (disables -b setting)\n"); |
639 |
fprintf(stderr, " (* means default)\n"); |
fprintf(stderr, " (* means default)\n"); |
640 |
|
|
657 |
|
|
658 |
if ( (bytes < 2) || (dummy[0] != 'P') || (dummy[1] != '5' )) |
if ( (bytes < 2) || (dummy[0] != 'P') || (dummy[1] != '5' )) |
659 |
return 1; |
return 1; |
|
|
|
660 |
fscanf(handle,"%d %d %d",&xsize,&ysize,&depth); |
fscanf(handle,"%d %d %d",&xsize,&ysize,&depth); |
661 |
if ( (xsize > 1440) || (ysize > 2880 ) || (depth != 255) ) |
if ( (xsize > 1440) || (ysize > 2880 ) || (depth != 255) ) |
662 |
{ |
{ |
666 |
if ( (XDIM==0) || (YDIM==0) ) |
if ( (XDIM==0) || (YDIM==0) ) |
667 |
{ |
{ |
668 |
XDIM=xsize; |
XDIM=xsize; |
669 |
YDIM=ysize*2/3; |
YDIM=ysize; |
670 |
} |
} |
671 |
|
|
672 |
return 0; |
return 0; |
677 |
int i; |
int i; |
678 |
char dummy; |
char dummy; |
679 |
|
|
680 |
unsigned char *y = image; |
unsigned char* buff1_ptr2 = image + XDIM*YDIM; |
681 |
unsigned char *u = image + XDIM*YDIM; |
unsigned char* buff1_ptr3 = image + XDIM*YDIM + XDIM/2*YDIM/2; |
|
unsigned char *v = image + XDIM*YDIM + XDIM/2*YDIM/2; |
|
682 |
|
|
683 |
/* read Y component of picture */ |
fread(image,XDIM*YDIM,1, handle); // read Y component of picture |
|
fread(y, 1, XDIM*YDIM, handle); |
|
684 |
|
|
685 |
for (i=0;i<YDIM/2;i++) |
for (i=0;i<YDIM/2;i++) |
686 |
{ |
{ |
687 |
/* read U */ |
fread(buff1_ptr2,XDIM/2,1,handle); // read U |
688 |
fread(u, 1, XDIM/2, handle); |
buff1_ptr2 += XDIM/2; |
689 |
|
fread(buff1_ptr3,XDIM/2,1,handle); // read V |
690 |
/* read V */ |
buff1_ptr3 += XDIM/2; |
|
fread(v, 1, XDIM/2, handle); |
|
|
|
|
|
/* Update pointers */ |
|
|
u += XDIM/2; |
|
|
v += XDIM/2; |
|
691 |
} |
} |
692 |
|
fread(&dummy,1,1,handle); // I don't know why, but this seems needed |
|
/* I don't know why, but this seems needed */ |
|
|
fread(&dummy, 1, 1, handle); |
|
|
|
|
693 |
return 0; |
return 0; |
694 |
} |
} |
695 |
|
|
696 |
static int read_yuvdata(FILE* handle, unsigned char *image) |
static int read_yuvdata(FILE* handle, unsigned char *image) |
697 |
{ |
{ |
698 |
|
|
699 |
if (fread(image, 1, IMAGE_SIZE(XDIM, YDIM), handle) != (unsigned int)IMAGE_SIZE(XDIM, YDIM)) |
unsigned char* buff1_ptr2 = image + XDIM*YDIM; |
700 |
|
unsigned char* buff1_ptr3 = image + XDIM*YDIM + XDIM/2*YDIM/2; |
701 |
|
|
702 |
|
if (fread(image,XDIM,YDIM*3/2,handle) != (unsigned int)YDIM*3/2) |
703 |
return 1; |
return 1; |
704 |
else |
else |
705 |
return 0; |
return 0; |
707 |
|
|
708 |
static int write_pgm(char *filename, unsigned char *image) |
static int write_pgm(char *filename, unsigned char *image) |
709 |
{ |
{ |
|
int loop; |
|
|
|
|
|
unsigned char *y = image; |
|
|
unsigned char *u = image + XDIM*YDIM; |
|
|
unsigned char *v = image + XDIM*YDIM + XDIM/2*YDIM/2; |
|
|
|
|
710 |
FILE *filehandle; |
FILE *filehandle; |
711 |
filehandle=fopen(filename,"w+b"); |
filehandle=fopen(filename,"wb"); |
712 |
if (filehandle) |
if (filehandle) |
713 |
{ |
{ |
714 |
/* Write header */ |
fprintf(filehandle,"P5\n\n"); // |
715 |
fprintf(filehandle,"P5\n\n%d %d 255\n", XDIM,YDIM*3/2); |
fprintf(filehandle,"%d %d 255\n",XDIM,YDIM*3/2); |
716 |
|
fwrite(image, XDIM*YDIM*3/2, 1 ,filehandle); |
|
/* Write Y data */ |
|
|
fwrite(y, 1, XDIM*YDIM, filehandle); |
|
|
|
|
|
for(loop=0; loop<YDIM/2; loop++) |
|
|
{ |
|
|
/* Write U scanline */ |
|
|
fwrite(u, 1, XDIM/2, filehandle); |
|
|
|
|
|
/* Write V scanline */ |
|
|
fwrite(v, 1, XDIM/2, filehandle); |
|
|
|
|
|
/* Update pointers */ |
|
|
u += XDIM/2; |
|
|
v += XDIM/2; |
|
|
|
|
|
} |
|
|
|
|
|
/* Close file */ |
|
717 |
fclose(filehandle); |
fclose(filehandle); |
|
|
|
718 |
return 0; |
return 0; |
719 |
} |
} |
720 |
else |
else |
765 |
xparam.rc_averaging_period = 100; |
xparam.rc_averaging_period = 100; |
766 |
xparam.rc_buffer = 10; |
xparam.rc_buffer = 10; |
767 |
xparam.rc_bitrate = ARG_BITRATE*1000; |
xparam.rc_bitrate = ARG_BITRATE*1000; |
768 |
xparam.min_quantizer = ARG_MINQUANT; |
xparam.min_quantizer = 1; |
769 |
xparam.max_quantizer = ARG_MAXQUANT; |
xparam.max_quantizer = 31; |
770 |
xparam.max_key_interval = (int)ARG_FRAMERATE*10; |
xparam.max_key_interval = (int)ARG_FRAMERATE*10; |
771 |
|
|
772 |
/* I use a small value here, since will not encode whole movies, but short clips */ |
/* I use a small value here, since will not encode whole movies, but short clips */ |
787 |
} |
} |
788 |
|
|
789 |
static int enc_main(unsigned char* image, unsigned char* bitstream, |
static int enc_main(unsigned char* image, unsigned char* bitstream, |
790 |
unsigned char* hints_buffer, |
int *streamlength, int* frametype) |
|
long *streamlength, long* frametype, long* hints_size) |
|
791 |
{ |
{ |
792 |
int xerr; |
int xerr; |
793 |
|
|
795 |
XVID_ENC_STATS xstats; |
XVID_ENC_STATS xstats; |
796 |
|
|
797 |
xframe.bitstream = bitstream; |
xframe.bitstream = bitstream; |
798 |
xframe.length = -1; /* this is written by the routine */ |
xframe.length = -1; // this is written by the routine |
799 |
|
|
800 |
xframe.image = image; |
xframe.image = image; |
801 |
xframe.colorspace = XVID_CSP_YV12; /* defined in <xvid.h> */ |
xframe.colorspace = XVID_CSP_YV12; // defined in <xvid.h> |
802 |
|
|
803 |
xframe.intra = -1; /* let the codec decide between I-frame (1) and P-frame (0) */ |
xframe.intra = -1; // let the codec decide between I-frame (1) and P-frame (0) |
804 |
|
|
805 |
xframe.quant = ARG_QUANTI; /* is quant != 0, use a fixed quant (and ignore bitrate) */ |
xframe.quant = ARG_QUANTI; // is quant != 0, use a fixed quant (and ignore bitrate) |
806 |
|
|
807 |
xframe.motion = motion_presets[ARG_QUALITY]; |
xframe.motion = motion_presets[ARG_QUALITY]; |
808 |
xframe.general = general_presets[ARG_QUALITY]; |
xframe.general = general_presets[ARG_QUALITY]; |
809 |
xframe.quant_intra_matrix = xframe.quant_inter_matrix = NULL; |
xframe.quant_intra_matrix = xframe.quant_inter_matrix = NULL; |
810 |
|
|
|
xframe.hint.hintstream = hints_buffer; |
|
|
|
|
|
if(ARG_HINTMODE == HINT_MODE_SET) { |
|
|
xframe.hint.hintlength = *hints_size; |
|
|
xframe.hint.rawhints = 0; |
|
|
xframe.general |= XVID_HINTEDME_SET; |
|
|
} |
|
|
|
|
|
if(ARG_HINTMODE == HINT_MODE_GET) { |
|
|
xframe.hint.rawhints = 0; |
|
|
xframe.general |= XVID_HINTEDME_GET; |
|
|
} |
|
|
|
|
811 |
xerr = xvid_encore(enc_handle, XVID_ENC_ENCODE, &xframe, &xstats); |
xerr = xvid_encore(enc_handle, XVID_ENC_ENCODE, &xframe, &xstats); |
812 |
|
|
|
if(ARG_HINTMODE == HINT_MODE_GET) |
|
|
*hints_size = xframe.hint.hintlength; |
|
|
|
|
813 |
/* |
/* |
814 |
* This is statictical data, e.g. for 2-pass. If you are not |
* This is statictical data, e.g. for 2-pass. If you are not |
815 |
* interested in any of this, you can use NULL instead of &xstats |
* interested in any of this, you can use NULL instead of &xstats |
864 |
xframe.length = m4v_size; |
xframe.length = m4v_size; |
865 |
xframe.image = out_buffer; |
xframe.image = out_buffer; |
866 |
xframe.stride = XDIM; |
xframe.stride = XDIM; |
867 |
xframe.colorspace = XVID_CSP_YV12; /* XVID_CSP_USER is fastest (no memcopy involved) */ |
xframe.colorspace = XVID_CSP_YV12; // XVID_CSP_USER is fastest (no memcopy involved) |
868 |
|
|
869 |
xerr = xvid_decore(dec_handle, XVID_DEC_DECODE, &xframe, NULL); |
xerr = xvid_decore(dec_handle, XVID_DEC_DECODE, &xframe, NULL); |
870 |
|
|