23 |
* |
* |
24 |
* History: |
* History: |
25 |
* |
* |
26 |
|
* 12.07.2002 num_threads |
27 |
|
* 23.06.2002 XVID_CPU_CHKONLY; loading speed up |
28 |
|
* 25.04.2002 ICDECOMPRESS_PREROLL |
29 |
|
* 17.04.2002 re-enabled lumi masking for 1st pass |
30 |
|
* 15.04.2002 updated cbr support |
31 |
|
* 04.04.2002 separated 2-pass code to 2pass.c |
32 |
|
* interlacing support |
33 |
|
* hinted ME support |
34 |
|
* 23.03.2002 daniel smith <danielsmith@astroboymail.com> |
35 |
|
* changed inter4v to only be in modes 5 or 6 |
36 |
|
* fixed null mode crash ? |
37 |
|
* merged foxer's alternative 2-pass code |
38 |
|
* added DEBUGERR output on errors instead of returning |
39 |
* 16.03.2002 daniel smith <danielsmith@astroboymail.com> |
* 16.03.2002 daniel smith <danielsmith@astroboymail.com> |
40 |
* changed BITMAPV4HEADER to BITMAPINFOHEADER |
* changed BITMAPV4HEADER to BITMAPINFOHEADER |
41 |
* - prevents memcpy crash in compress_get_format() |
* - prevents memcpy crash in compress_get_format() |
51 |
#include <vfw.h> |
#include <vfw.h> |
52 |
|
|
53 |
#include "codec.h" |
#include "codec.h" |
54 |
#include <math.h> // fabs() |
#include "2pass.h" |
55 |
|
|
56 |
int pmvfast_presets[7] = { |
int pmvfast_presets[7] = { |
57 |
0, PMV_QUICKSTOP16, PMV_EARLYSTOP16, PMV_EARLYSTOP16 | PMV_EARLYSTOP8, |
0, PMV_QUICKSTOP16, PMV_EARLYSTOP16, PMV_EARLYSTOP16 | PMV_EARLYSTOP8, |
69 |
{ |
{ |
70 |
if (hdr->biHeight < 0) |
if (hdr->biHeight < 0) |
71 |
{ |
{ |
72 |
DEBUG("colorspace: inverted input format not supported"); |
DEBUGERR("colorspace: inverted input format not supported"); |
73 |
return XVID_CSP_NULL; |
return XVID_CSP_NULL; |
74 |
} |
} |
75 |
|
|
220 |
|
|
221 |
LRESULT compress_get_size(CODEC * codec, BITMAPINFO * lpbiInput, BITMAPINFO * lpbiOutput) |
LRESULT compress_get_size(CODEC * codec, BITMAPINFO * lpbiInput, BITMAPINFO * lpbiOutput) |
222 |
{ |
{ |
223 |
return lpbiOutput->bmiHeader.biWidth * lpbiOutput->bmiHeader.biHeight * 3; |
return |
224 |
|
#ifdef BFRAMES |
225 |
|
2 * |
226 |
|
#endif |
227 |
|
lpbiOutput->bmiHeader.biWidth * lpbiOutput->bmiHeader.biHeight * 3; |
228 |
} |
} |
229 |
|
|
230 |
|
|
245 |
switch (codec->config.mode) |
switch (codec->config.mode) |
246 |
{ |
{ |
247 |
case DLG_MODE_CBR : |
case DLG_MODE_CBR : |
248 |
DEBUG1("bitrate: ", codec->config.bitrate); |
param.rc_bitrate = codec->config.rc_bitrate; |
249 |
param.bitrate = codec->config.bitrate; |
param.rc_reaction_delay_factor = codec->config.rc_reaction_delay_factor; |
250 |
param.rc_buffersize = codec->config.rc_buffersize; |
param.rc_averaging_period = codec->config.rc_averaging_period; |
251 |
|
param.rc_buffer = codec->config.rc_buffer; |
252 |
break; |
break; |
253 |
|
|
254 |
case DLG_MODE_VBR_QUAL : |
case DLG_MODE_VBR_QUAL : |
255 |
codec->config.fquant = 0; |
codec->config.fquant = 0; |
256 |
param.bitrate = 0; |
param.rc_bitrate = 0; |
257 |
break; |
break; |
258 |
|
|
259 |
case DLG_MODE_VBR_QUANT : |
case DLG_MODE_VBR_QUANT : |
260 |
codec->config.fquant = (float) codec->config.quant; |
codec->config.fquant = (float) codec->config.quant; |
261 |
param.bitrate = 0; |
param.rc_bitrate = 0; |
262 |
break; |
break; |
263 |
|
|
264 |
case DLG_MODE_2PASS_1: |
case DLG_MODE_2PASS_1: |
265 |
case DLG_MODE_2PASS_2_INT: |
case DLG_MODE_2PASS_2_INT: |
266 |
case DLG_MODE_2PASS_2_EXT: |
case DLG_MODE_2PASS_2_EXT: |
267 |
param.bitrate = 0; |
param.rc_bitrate = 0; |
268 |
|
codec->twopass.max_framesize = (int)((double)codec->config.twopass_max_bitrate / 8.0 / ((double)codec->fbase / (double)codec->fincr)); |
269 |
break; |
break; |
270 |
|
|
271 |
|
case DLG_MODE_NULL : |
272 |
|
return ICERR_OK; |
273 |
|
|
274 |
default : |
default : |
275 |
break; |
break; |
276 |
} |
} |
291 |
param.fincr = codec->fincr; |
param.fincr = codec->fincr; |
292 |
param.fbase = codec->fbase; |
param.fbase = codec->fbase; |
293 |
|
|
|
param.rc_buffersize = codec->config.rc_buffersize; |
|
|
|
|
294 |
param.min_quantizer = codec->config.min_pquant; |
param.min_quantizer = codec->config.min_pquant; |
295 |
param.max_quantizer = codec->config.max_pquant; |
param.max_quantizer = codec->config.max_pquant; |
296 |
param.max_key_interval = codec->config.max_key_interval; |
param.max_key_interval = codec->config.max_key_interval; |
297 |
|
|
298 |
|
#ifdef _SMP |
299 |
|
param.num_threads = codec->config.num_threads; |
300 |
|
#endif |
301 |
|
|
302 |
|
#ifdef BFRAMES |
303 |
|
param.global = 0; |
304 |
|
if (codec->config.packed) param.global |= XVID_GLOBAL_PACKED; |
305 |
|
if (codec->config.dx50bvop) param.global |= XVID_GLOBAL_DX50BVOP; |
306 |
|
if (codec->config.debug) param.global |= XVID_GLOBAL_DEBUG; |
307 |
|
param.max_bframes = codec->config.max_bframes; |
308 |
|
param.bquant_ratio = codec->config.bquant_ratio; |
309 |
|
#endif |
310 |
|
|
311 |
switch(xvid_encore(0, XVID_ENC_CREATE, ¶m, NULL)) |
switch(xvid_encore(0, XVID_ENC_CREATE, ¶m, NULL)) |
312 |
{ |
{ |
313 |
case XVID_ERR_FAIL : |
case XVID_ERR_FAIL : |
324 |
codec->framenum = 0; |
codec->framenum = 0; |
325 |
codec->keyspacing = 0; |
codec->keyspacing = 0; |
326 |
|
|
327 |
codec->twopass.stats1 = codec->twopass.stats2 = INVALID_HANDLE_VALUE; |
codec->twopass.hints = codec->twopass.stats1 = codec->twopass.stats2 = INVALID_HANDLE_VALUE; |
328 |
|
codec->twopass.hintstream = NULL; |
329 |
|
|
330 |
return ICERR_OK; |
return ICERR_OK; |
331 |
} |
} |
336 |
if (codec->ehandle != NULL) |
if (codec->ehandle != NULL) |
337 |
{ |
{ |
338 |
xvid_encore(codec->ehandle, XVID_ENC_DESTROY, NULL, NULL); |
xvid_encore(codec->ehandle, XVID_ENC_DESTROY, NULL, NULL); |
339 |
|
|
340 |
|
if (codec->twopass.hints != INVALID_HANDLE_VALUE) |
341 |
|
{ |
342 |
|
CloseHandle(codec->twopass.hints); |
343 |
|
} |
344 |
if (codec->twopass.stats1 != INVALID_HANDLE_VALUE) |
if (codec->twopass.stats1 != INVALID_HANDLE_VALUE) |
345 |
{ |
{ |
346 |
CloseHandle(codec->twopass.stats1); |
CloseHandle(codec->twopass.stats1); |
349 |
{ |
{ |
350 |
CloseHandle(codec->twopass.stats2); |
CloseHandle(codec->twopass.stats2); |
351 |
} |
} |
352 |
|
if (codec->twopass.hintstream != NULL) |
353 |
|
{ |
354 |
|
free(codec->twopass.hintstream); |
355 |
|
} |
356 |
|
|
357 |
codec->ehandle = NULL; |
codec->ehandle = NULL; |
358 |
|
|
359 |
|
codec_2pass_finish(codec); |
360 |
} |
} |
361 |
|
|
362 |
return ICERR_OK; |
return ICERR_OK; |
385 |
|
|
386 |
frame.general |= XVID_HALFPEL; |
frame.general |= XVID_HALFPEL; |
387 |
|
|
388 |
if(codec->config.motion_search > 3) |
if (codec->config.motion_search > 4) |
389 |
frame.general |= XVID_INTER4V; |
frame.general |= XVID_INTER4V; |
390 |
|
|
391 |
if(((codec->config.mode == DLG_MODE_2PASS_1) ? 0 : codec->config.lum_masking) == 1) |
if (codec->config.lum_masking) |
392 |
frame.general |= XVID_LUMIMASKING; |
frame.general |= XVID_LUMIMASKING; |
393 |
|
|
394 |
|
if (codec->config.interlacing) |
395 |
|
frame.general |= XVID_INTERLACING; |
396 |
|
// fix 1pass modes/hinted MV by koepi |
397 |
|
if (codec->config.hinted_me && (codec->config.mode == DLG_MODE_CBR || codec->config.mode == DLG_MODE_VBR_QUAL || codec->config.mode == DLG_MODE_VBR_QUANT)) |
398 |
|
{ |
399 |
|
codec->config.hinted_me = 0; |
400 |
|
} |
401 |
|
// end of ugly hack |
402 |
|
|
403 |
|
if (codec->config.hinted_me && codec->config.mode == DLG_MODE_2PASS_1) |
404 |
|
{ |
405 |
|
frame.hint.hintstream = codec->twopass.hintstream; |
406 |
|
frame.hint.rawhints = 0; |
407 |
|
frame.general |= XVID_HINTEDME_GET; |
408 |
|
} |
409 |
|
else if (codec->config.hinted_me && (codec->config.mode == DLG_MODE_2PASS_2_EXT || codec->config.mode == DLG_MODE_2PASS_2_INT)) |
410 |
|
{ |
411 |
|
DWORD read; |
412 |
|
DWORD blocksize; |
413 |
|
|
414 |
|
frame.hint.hintstream = codec->twopass.hintstream; |
415 |
|
frame.hint.rawhints = 0; |
416 |
|
frame.general |= XVID_HINTEDME_SET; |
417 |
|
|
418 |
|
if (codec->twopass.hints == INVALID_HANDLE_VALUE) |
419 |
|
{ |
420 |
|
codec->twopass.hints = CreateFile(codec->config.hintfile, GENERIC_READ, 0, 0, OPEN_EXISTING, 0, 0); |
421 |
|
if (codec->twopass.hints == INVALID_HANDLE_VALUE) |
422 |
|
{ |
423 |
|
DEBUGERR("couldn't open hints file"); |
424 |
|
return ICERR_ERROR; |
425 |
|
} |
426 |
|
} |
427 |
|
if (!ReadFile(codec->twopass.hints, &blocksize, sizeof(DWORD), &read, 0) || read != sizeof(DWORD) || |
428 |
|
!ReadFile(codec->twopass.hints, frame.hint.hintstream, blocksize, &read, 0) || read != blocksize) |
429 |
|
{ |
430 |
|
DEBUGERR("couldn't read from hints file"); |
431 |
|
return ICERR_ERROR; |
432 |
|
} |
433 |
|
} |
434 |
|
|
435 |
frame.motion = pmvfast_presets[codec->config.motion_search]; |
frame.motion = pmvfast_presets[codec->config.motion_search]; |
436 |
|
|
437 |
frame.image = icc->lpInput; |
frame.image = icc->lpInput; |
477 |
return ICERR_OK; |
return ICERR_OK; |
478 |
|
|
479 |
default : |
default : |
480 |
DEBUG("Invalid encoding mode"); |
DEBUGERR("Invalid encoding mode"); |
481 |
return ICERR_ERROR; |
return ICERR_ERROR; |
482 |
} |
} |
483 |
|
|
509 |
{ |
{ |
510 |
frame.intra = 1; |
frame.intra = 1; |
511 |
} |
} |
512 |
else if ((codec->keyspacing < codec->config.min_key_interval && codec->framenum) && |
else if (codec->keyspacing < codec->config.min_key_interval && codec->framenum) |
|
(codec->config.mode == DLG_MODE_2PASS_1)) |
|
513 |
{ |
{ |
514 |
DEBUG("current frame forced to p-frame"); |
DEBUG("current frame forced to p-frame"); |
515 |
frame.intra = 0; |
frame.intra = 0; |
516 |
} |
} |
517 |
|
|
518 |
|
#ifdef BFRAMES |
519 |
|
frame.bquant = 0; |
520 |
|
#endif |
521 |
|
|
522 |
|
OutputDebugString(" "); |
523 |
switch (xvid_encore(codec->ehandle, XVID_ENC_ENCODE, &frame, &stats)) |
switch (xvid_encore(codec->ehandle, XVID_ENC_ENCODE, &frame, &stats)) |
524 |
{ |
{ |
525 |
case XVID_ERR_FAIL : |
case XVID_ERR_FAIL : |
549 |
outhdr->biSizeImage = 0; |
outhdr->biSizeImage = 0; |
550 |
} |
} |
551 |
|
|
552 |
|
if (frame.general & XVID_HINTEDME_GET) |
553 |
|
{ |
554 |
|
DWORD wrote; |
555 |
|
DWORD blocksize = frame.hint.hintlength; |
556 |
|
|
557 |
|
if (codec->twopass.hints == INVALID_HANDLE_VALUE) |
558 |
|
{ |
559 |
|
codec->twopass.hints = CreateFile(codec->config.hintfile, GENERIC_WRITE, 0, 0, CREATE_ALWAYS, 0, 0); |
560 |
|
if (codec->twopass.hints == INVALID_HANDLE_VALUE) |
561 |
|
{ |
562 |
|
DEBUGERR("couldn't create hints file"); |
563 |
|
return ICERR_ERROR; |
564 |
|
} |
565 |
|
} |
566 |
|
if (!WriteFile(codec->twopass.hints, &frame.hint.hintlength, sizeof(int), &wrote, 0) || wrote != sizeof(int) || |
567 |
|
!WriteFile(codec->twopass.hints, frame.hint.hintstream, blocksize, &wrote, 0) || wrote != blocksize) |
568 |
|
{ |
569 |
|
DEBUGERR("couldn't write to hints file"); |
570 |
|
return ICERR_ERROR; |
571 |
|
} |
572 |
|
} |
573 |
|
|
574 |
codec_2pass_update(codec, &frame, &stats); |
codec_2pass_update(codec, &frame, &stats); |
575 |
|
|
576 |
++codec->framenum; |
++codec->framenum; |
698 |
frame.image = icd->lpOutput; |
frame.image = icd->lpOutput; |
699 |
frame.stride = icd->lpbiOutput->biWidth; |
frame.stride = icd->lpbiOutput->biWidth; |
700 |
|
|
701 |
if (~((icd->dwFlags & ICDECOMPRESS_HURRYUP) | (icd->dwFlags & ICDECOMPRESS_UPDATE))) |
if (~((icd->dwFlags & ICDECOMPRESS_HURRYUP) | (icd->dwFlags & ICDECOMPRESS_UPDATE) | (icd->dwFlags & ICDECOMPRESS_PREROLL))) |
702 |
{ |
{ |
703 |
if ((frame.colorspace = get_colorspace(icd->lpbiOutput)) == XVID_CSP_NULL) |
if ((frame.colorspace = get_colorspace(icd->lpbiOutput)) == XVID_CSP_NULL) |
704 |
{ |
{ |
725 |
return ICERR_OK; |
return ICERR_OK; |
726 |
} |
} |
727 |
|
|
|
int codec_2pass_init(CODEC* codec) |
|
|
{ |
|
|
TWOPASS *twopass = &codec->twopass; |
|
|
DWORD version = -20; |
|
|
DWORD read, wrote; |
|
|
|
|
|
int frames = 0, credits_frames = 0, i_frames = 0; |
|
|
__int64 total = 0, i_total = 0, i_boost_total = 0, start = 0, end = 0, start_curved = 0, end_curved = 0; |
|
|
__int64 desired = codec->config.desired_size * 1024; |
|
|
|
|
|
double total1 = 0.0; |
|
|
double total2 = 0.0; |
|
|
|
|
|
switch (codec->config.mode) |
|
|
{ |
|
|
case DLG_MODE_2PASS_1 : |
|
|
twopass->stats1 = CreateFile(codec->config.stats1, GENERIC_WRITE, FILE_SHARE_READ, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0); |
|
|
if (twopass->stats1 == INVALID_HANDLE_VALUE) |
|
|
{ |
|
|
DEBUG("2pass init error - couldn't create stats1"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
if (WriteFile(twopass->stats1, &version, sizeof(DWORD), &wrote, 0) == 0 || wrote != sizeof(DWORD)) |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - couldn't write to stats1"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
break; |
|
|
|
|
|
case DLG_MODE_2PASS_2_INT : |
|
|
case DLG_MODE_2PASS_2_EXT : |
|
|
twopass->stats1 = CreateFile(codec->config.stats1, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); |
|
|
if (twopass->stats1 == INVALID_HANDLE_VALUE) |
|
|
{ |
|
|
DEBUG("2pass init error - couldn't open stats1"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
if (ReadFile(twopass->stats1, &version, sizeof(DWORD), &read, 0) == 0 || read != sizeof(DWORD)) |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - couldn't read from stats1"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
if (version != -20) |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - wrong .stats version"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
|
|
|
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
|
|
{ |
|
|
if (twopass->stats2 != INVALID_HANDLE_VALUE) |
|
|
{ |
|
|
CloseHandle(twopass->stats2); |
|
|
} |
|
|
|
|
|
twopass->stats2 = CreateFile(codec->config.stats2, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); |
|
|
|
|
|
if (twopass->stats2 == INVALID_HANDLE_VALUE) |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - couldn't open stats2"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
if (ReadFile(twopass->stats2, &version, sizeof(DWORD), &read, 0) == 0 || read != sizeof(DWORD)) |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
CloseHandle(twopass->stats2); |
|
|
twopass->stats2 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - couldn't read from stats2"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
if (version != -20) |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
CloseHandle(twopass->stats2); |
|
|
twopass->stats2 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - wrong .stats version"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
|
|
|
while (1) |
|
|
{ |
|
|
if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS) || |
|
|
!ReadFile(twopass->stats2, &twopass->nns2, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) |
|
|
{ |
|
|
DWORD err = GetLastError(); |
|
|
|
|
|
if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) |
|
|
{ |
|
|
break; |
|
|
} |
|
|
else |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
CloseHandle(twopass->stats2); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
twopass->stats2 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - incomplete stats1/stats2 record?"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
} |
|
|
|
|
|
if (!codec_is_in_credits(&codec->config, frames)) |
|
|
{ |
|
|
if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
|
|
{ |
|
|
i_boost_total = twopass->nns2.bytes * codec->config.keyframe_boost / 100; |
|
|
i_total += twopass->nns2.bytes; |
|
|
++i_frames; |
|
|
} |
|
|
|
|
|
total += twopass->nns2.bytes; |
|
|
} |
|
|
else |
|
|
++credits_frames; |
|
|
|
|
|
++frames; |
|
|
} |
|
|
|
|
|
twopass->movie_curve = ((float)(total + i_boost_total) / total); |
|
|
twopass->average_frame = ((double)(total - i_total) / (frames - credits_frames - i_frames) / twopass->movie_curve); |
|
|
|
|
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
|
|
SetFilePointer(twopass->stats2, sizeof(DWORD), 0, FILE_BEGIN); |
|
|
|
|
|
// perform prepass to compensate for over/undersizing |
|
|
frames = 0; |
|
|
|
|
|
while (1) |
|
|
{ |
|
|
if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS) || |
|
|
!ReadFile(twopass->stats2, &twopass->nns2, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) |
|
|
{ |
|
|
DWORD err = GetLastError(); |
|
|
|
|
|
if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) |
|
|
{ |
|
|
break; |
|
|
} |
|
|
else |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
CloseHandle(twopass->stats2); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
twopass->stats2 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - incomplete stats1/stats2 record?"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
} |
|
|
|
|
|
if (!codec_is_in_credits(&codec->config, frames) && |
|
|
!(twopass->nns1.quant & NNSTATS_KEYFRAME)) |
|
|
{ |
|
|
double dbytes = twopass->nns2.bytes / twopass->movie_curve; |
|
|
total1 += dbytes; |
|
|
|
|
|
if (dbytes > twopass->average_frame) |
|
|
{ |
|
|
total2 += ((double)dbytes + (twopass->average_frame - dbytes) * |
|
|
codec->config.curve_compression_high / 100.0); |
|
|
} |
|
|
else |
|
|
{ |
|
|
total2 += ((double)dbytes + (twopass->average_frame - dbytes) * |
|
|
codec->config.curve_compression_low / 100.0); |
|
|
} |
|
|
} |
|
|
|
|
|
++frames; |
|
|
} |
|
|
|
|
|
twopass->curve_comp_scale = total1 / total2; |
|
|
|
|
|
{ |
|
|
int asymmetric_average_frame; |
|
|
char s[100]; |
|
|
|
|
|
asymmetric_average_frame = (int)(twopass->average_frame * twopass->curve_comp_scale); |
|
|
wsprintf(s, "middle frame size for asymmetric curve compression: %i", asymmetric_average_frame); |
|
|
DEBUG2P(s); |
|
|
} |
|
|
|
|
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
|
|
SetFilePointer(twopass->stats2, sizeof(DWORD), 0, FILE_BEGIN); |
|
|
} |
|
|
else // DLG_MODE_2PASS_2_INT |
|
|
{ |
|
|
while (1) |
|
|
{ |
|
|
if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) |
|
|
{ |
|
|
DWORD err = GetLastError(); |
|
|
|
|
|
if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) |
|
|
{ |
|
|
break; |
|
|
} |
|
|
else |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - incomplete stats2 record?"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
} |
|
|
|
|
|
if (codec_is_in_credits(&codec->config, frames) == CREDITS_START) |
|
|
{ |
|
|
start += twopass->nns1.bytes; |
|
|
++credits_frames; |
|
|
} |
|
|
else if (codec_is_in_credits(&codec->config, frames) == CREDITS_END) |
|
|
{ |
|
|
end += twopass->nns1.bytes; |
|
|
++credits_frames; |
|
|
} |
|
|
else if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
|
|
{ |
|
|
i_total += twopass->nns1.bytes + twopass->nns1.bytes * codec->config.keyframe_boost / 100; |
|
|
total += twopass->nns1.bytes * codec->config.keyframe_boost / 100; |
|
|
++i_frames; |
|
|
} |
|
|
|
|
|
total += twopass->nns1.bytes; |
|
|
|
|
|
++frames; |
|
|
} |
|
|
|
|
|
// compensate for avi frame overhead |
|
|
desired -= frames * 24; |
|
|
|
|
|
switch (codec->config.credits_mode) |
|
|
{ |
|
|
case CREDITS_MODE_RATE : |
|
|
|
|
|
// credits curve = (total / desired_size) * (100 / credits_rate) |
|
|
twopass->credits_start_curve = twopass->credits_end_curve = |
|
|
((float)total / desired) * ((float)100 / codec->config.credits_rate); |
|
|
|
|
|
start_curved = (__int64)(start / twopass->credits_start_curve); |
|
|
end_curved = (__int64)(end / twopass->credits_end_curve); |
|
|
|
|
|
// movie curve = (total - credits) / (desired_size - curved credits) |
|
|
twopass->movie_curve = (float) |
|
|
(total - start - end) / |
|
|
(desired - start_curved - end_curved); |
|
|
|
|
|
break; |
|
|
|
|
|
case CREDITS_MODE_QUANT : |
|
|
|
|
|
// movie curve = (total - credits) / (desired_size - credits) |
|
|
twopass->movie_curve = (float) |
|
|
(total - start - end) / (desired - start - end); |
|
|
|
|
|
// aid the average asymmetric frame calculation below |
|
|
start_curved = start; |
|
|
end_curved = end; |
|
|
|
|
|
break; |
|
|
|
|
|
case CREDITS_MODE_SIZE : |
|
|
|
|
|
// start curve = (start / start desired size) |
|
|
twopass->credits_start_curve = (float) |
|
|
(start / 1024) / codec->config.credits_start_size; |
|
|
|
|
|
// end curve = (end / end desired size) |
|
|
twopass->credits_end_curve = (float) |
|
|
(end / 1024) / codec->config.credits_end_size; |
|
|
|
|
|
start_curved = (__int64)(start / twopass->credits_start_curve); |
|
|
end_curved = (__int64)(end / twopass->credits_end_curve); |
|
|
|
|
|
// movie curve = (total - credits) / (desired_size - curved credits) |
|
|
twopass->movie_curve = (float) |
|
|
(total - start - end) / |
|
|
(desired - start_curved - end_curved); |
|
|
|
|
|
break; |
|
|
} |
|
|
|
|
|
// average frame size = (desired - curved credits - curved keyframes) / |
|
|
// (frames - credits frames - keyframes) |
|
|
twopass->average_frame = (double) |
|
|
(desired - start_curved - end_curved - (i_total / twopass->movie_curve)) / |
|
|
(frames - credits_frames - i_frames); |
|
|
|
|
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
|
|
|
|
|
// perform prepass to compensate for over/undersizing |
|
|
frames = 0; |
|
|
|
|
|
while (1) |
|
|
{ |
|
|
if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) |
|
|
{ |
|
|
DWORD err = GetLastError(); |
|
|
|
|
|
if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) |
|
|
{ |
|
|
break; |
|
|
} |
|
|
else |
|
|
{ |
|
|
CloseHandle(twopass->stats1); |
|
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
|
|
DEBUG("2pass init error - incomplete stats2 record?"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
} |
|
|
|
|
|
if (!codec_is_in_credits(&codec->config, frames) && |
|
|
!(twopass->nns1.quant & NNSTATS_KEYFRAME)) |
|
|
{ |
|
|
double dbytes = twopass->nns1.bytes / twopass->movie_curve; |
|
|
total1 += dbytes; |
|
|
|
|
|
if (dbytes > twopass->average_frame) |
|
|
{ |
|
|
total2 += ((double)dbytes + (twopass->average_frame - dbytes) * |
|
|
codec->config.curve_compression_high / 100.0); |
|
|
} |
|
|
else |
|
|
{ |
|
|
total2 += ((double)dbytes + (twopass->average_frame - dbytes) * |
|
|
codec->config.curve_compression_low / 100.0); |
|
|
} |
|
|
} |
|
|
|
|
|
++frames; |
|
|
} |
|
|
|
|
|
twopass->curve_comp_scale = total1 / total2; |
|
|
|
|
|
{ |
|
|
int asymmetric_average_frame; |
|
|
char s[100]; |
|
|
|
|
|
asymmetric_average_frame = (int)(twopass->average_frame * twopass->curve_comp_scale); |
|
|
wsprintf(s, "middle frame size for asymmetric curve compression: %i", asymmetric_average_frame); |
|
|
DEBUG2P(s); |
|
|
} |
|
|
|
|
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
|
|
} |
|
|
|
|
|
twopass->overflow = 0; |
|
|
|
|
|
break; |
|
|
} |
|
|
|
|
|
return ICERR_OK; |
|
|
} |
|
|
|
|
|
|
|
728 |
int codec_get_quant(CODEC* codec, XVID_ENC_FRAME* frame) |
int codec_get_quant(CODEC* codec, XVID_ENC_FRAME* frame) |
729 |
{ |
{ |
730 |
switch (codec->config.mode) |
switch (codec->config.mode) |
743 |
break; |
break; |
744 |
|
|
745 |
default : |
default : |
746 |
DEBUG("Can't use credits size mode in quality mode"); |
DEBUGERR("Can't use credits size mode in quality mode"); |
747 |
return ICERR_ERROR; |
return ICERR_ERROR; |
748 |
} |
} |
749 |
} |
} |
769 |
break; |
break; |
770 |
|
|
771 |
default : |
default : |
772 |
DEBUG("Can't use credits size mode in quantizer mode"); |
DEBUGERR("Can't use credits size mode in quantizer mode"); |
773 |
return ICERR_ERROR; |
return ICERR_ERROR; |
774 |
} |
} |
775 |
} |
} |
798 |
return ICERR_OK; |
return ICERR_OK; |
799 |
|
|
800 |
default: |
default: |
801 |
DEBUG("get quant: invalid mode"); |
DEBUGERR("get quant: invalid mode"); |
|
return ICERR_ERROR; |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
int codec_2pass_get_quant(CODEC* codec, XVID_ENC_FRAME* frame) |
|
|
{ |
|
|
static double quant_error[32]; |
|
|
static double curve_comp_error; |
|
|
static int last_quant; |
|
|
|
|
|
TWOPASS * twopass = &codec->twopass; |
|
|
|
|
|
DWORD read; |
|
|
int bytes1, bytes2; |
|
|
int overflow; |
|
|
int credits_pos; |
|
|
|
|
|
if (codec->framenum == 0) |
|
|
{ |
|
|
int i; |
|
|
|
|
|
for (i=0 ; i<32 ; ++i) |
|
|
{ |
|
|
quant_error[i] = 0.0; |
|
|
} |
|
|
|
|
|
curve_comp_error = 0.0; |
|
|
last_quant = 0; |
|
|
} |
|
|
|
|
|
if (ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, 0) == 0 || read != sizeof(NNSTATS)) |
|
|
{ |
|
|
DEBUG("2ndpass quant: couldn't read from stats1"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
|
|
{ |
|
|
if (ReadFile(twopass->stats2, &twopass->nns2, sizeof(NNSTATS), &read, 0) == 0 || read != sizeof(NNSTATS)) |
|
|
{ |
|
|
DEBUG("2ndpass quant: couldn't read from stats2"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
} |
|
|
|
|
|
bytes1 = twopass->nns1.bytes; |
|
|
overflow = twopass->overflow / 8; |
|
|
|
|
|
// override codec i-frame choice (reenable in credits) |
|
|
frame->intra = (twopass->nns1.quant & NNSTATS_KEYFRAME); |
|
|
|
|
|
if (frame->intra) |
|
|
{ |
|
|
overflow = 0; |
|
|
} |
|
|
|
|
|
credits_pos = codec_is_in_credits(&codec->config, codec->framenum); |
|
|
|
|
|
if (credits_pos) |
|
|
{ |
|
|
if (codec->config.mode == DLG_MODE_2PASS_2_INT) |
|
|
{ |
|
|
switch (codec->config.credits_mode) |
|
|
{ |
|
|
case CREDITS_MODE_RATE : |
|
|
case CREDITS_MODE_SIZE : |
|
|
if (credits_pos == CREDITS_START) |
|
|
{ |
|
|
bytes2 = (int)(bytes1 / twopass->credits_start_curve); |
|
|
} |
|
|
else // CREDITS_END |
|
|
{ |
|
|
bytes2 = (int)(bytes1 / twopass->credits_end_curve); |
|
|
} |
|
|
|
|
|
frame->intra = -1; |
|
|
break; |
|
|
|
|
|
case CREDITS_MODE_QUANT : |
|
|
if (codec->config.credits_quant_i != codec->config.credits_quant_p) |
|
|
{ |
|
|
frame->quant = frame->intra ? |
|
|
codec->config.credits_quant_i : |
|
|
codec->config.credits_quant_p; |
|
|
} |
|
|
else |
|
|
{ |
|
|
frame->quant = codec->config.credits_quant_p; |
|
|
frame->intra = -1; |
|
|
} |
|
|
|
|
|
twopass->bytes1 = bytes1; |
|
|
twopass->bytes2 = bytes1; |
|
|
twopass->desired_bytes2 = bytes1; |
|
|
return ICERR_OK; |
|
|
} |
|
|
} |
|
|
else // DLG_MODE_2PASS_2_EXT |
|
|
{ |
|
|
bytes2 = twopass->nns2.bytes; |
|
|
} |
|
|
} |
|
|
else // Foxer: apply curve compression outside credits |
|
|
{ |
|
|
double dbytes, curve_temp; |
|
|
|
|
|
bytes2 = (codec->config.mode == DLG_MODE_2PASS_2_INT) ? bytes1 : twopass->nns2.bytes; |
|
|
|
|
|
if (frame->intra) |
|
|
{ |
|
|
dbytes = ((int)(bytes2 + bytes2 * codec->config.keyframe_boost / 100)) / |
|
|
twopass->movie_curve; |
|
|
} |
|
|
else |
|
|
{ |
|
|
dbytes = bytes2 / twopass->movie_curve; |
|
|
} |
|
|
|
|
|
// spread the compression error across payback_delay frames |
|
|
if (codec->config.bitrate_payback_method == 0) |
|
|
{ |
|
|
bytes2 = (int)(curve_comp_error / codec->config.bitrate_payback_delay); |
|
|
} |
|
|
else |
|
|
{ |
|
|
bytes2 = (int)(curve_comp_error * dbytes / |
|
|
twopass->average_frame / codec->config.bitrate_payback_delay); |
|
|
|
|
|
if (labs(bytes2) > fabs(curve_comp_error)) |
|
|
{ |
|
|
bytes2 = (int)curve_comp_error; |
|
|
} |
|
|
} |
|
|
|
|
|
curve_comp_error -= bytes2; |
|
|
|
|
|
if ((codec->config.curve_compression_high + codec->config.curve_compression_low) && |
|
|
!frame->intra) |
|
|
{ |
|
|
if (dbytes > twopass->average_frame) |
|
|
{ |
|
|
curve_temp = twopass->curve_comp_scale * |
|
|
((double)dbytes + (twopass->average_frame - dbytes) * |
|
|
codec->config.curve_compression_high / 100.0); |
|
|
} |
|
|
else |
|
|
{ |
|
|
curve_temp = twopass->curve_comp_scale * |
|
|
((double)dbytes + (twopass->average_frame - dbytes) * |
|
|
codec->config.curve_compression_low / 100.0); |
|
|
} |
|
|
|
|
|
bytes2 += ((int)curve_temp); |
|
|
curve_comp_error += curve_temp - ((int)curve_temp); |
|
|
} |
|
|
else |
|
|
{ |
|
|
curve_comp_error += dbytes - ((int)dbytes); |
|
|
bytes2 += ((int)dbytes); |
|
|
} |
|
|
|
|
|
// cap bytes2 to first pass size, lowers number of quant=1 frames |
|
|
if (bytes2 > bytes1) |
|
|
{ |
|
|
curve_comp_error += bytes2 - bytes1; |
|
|
bytes2 = bytes1; |
|
|
} |
|
|
else if (bytes2 < 1) |
|
|
{ |
|
|
curve_comp_error += --bytes2; |
|
|
bytes2 = 1; |
|
|
} |
|
|
} |
|
|
|
|
|
twopass->desired_bytes2 = bytes2; |
|
|
|
|
|
// Foxer: scale overflow in relation to average size, so smaller frames don't get |
|
|
// too much/little bitrate |
|
|
overflow = (int)((double)overflow * bytes2 / twopass->average_frame); |
|
|
|
|
|
// Foxer: reign in overflow with huge frames |
|
|
if (labs(overflow) > labs(twopass->overflow)) |
|
|
{ |
|
|
overflow = twopass->overflow; |
|
|
} |
|
|
|
|
|
// Foxer: make sure overflow doesn't run away |
|
|
if (overflow > bytes2 * 6 / 10) |
|
|
{ |
|
|
bytes2 += (overflow <= bytes2) ? bytes2 * 6 / 10 : overflow * 6 / 10; |
|
|
} |
|
|
else if (overflow < bytes2 * -6 / 10) |
|
|
{ |
|
|
bytes2 += bytes2 * -6 / 10; |
|
|
} |
|
|
else |
|
|
{ |
|
|
bytes2 += overflow; |
|
|
} |
|
|
|
|
|
if (bytes2 < 1) |
|
|
{ |
|
|
bytes2 = 1; |
|
|
} |
|
|
|
|
|
twopass->bytes1 = bytes1; |
|
|
twopass->bytes2 = bytes2; |
|
|
|
|
|
// very 'simple' quant<->filesize relationship |
|
|
frame->quant = ((twopass->nns1.quant & ~NNSTATS_KEYFRAME) * bytes1) / bytes2; |
|
|
|
|
|
if (frame->quant < 1) |
|
|
{ |
|
|
frame->quant = 1; |
|
|
} |
|
|
else if (frame->quant > 31) |
|
|
{ |
|
|
frame->quant = 31; |
|
|
} |
|
|
else if (!frame->intra) |
|
|
{ |
|
|
// Foxer: aid desired quantizer precision by accumulating decision error |
|
|
quant_error[frame->quant] += ((double)((twopass->nns1.quant & ~NNSTATS_KEYFRAME) * |
|
|
bytes1) / bytes2) - frame->quant; |
|
|
|
|
|
if (quant_error[frame->quant] >= 1.0) |
|
|
{ |
|
|
quant_error[frame->quant] -= 1.0; |
|
|
++frame->quant; |
|
|
} |
|
|
} |
|
|
|
|
|
// we're done with credits |
|
|
if (codec_is_in_credits(&codec->config, codec->framenum)) |
|
|
{ |
|
|
return ICERR_OK; |
|
|
} |
|
|
|
|
|
if (frame->intra) |
|
|
{ |
|
|
if (frame->quant < codec->config.min_iquant) |
|
|
{ |
|
|
frame->quant = codec->config.min_iquant; |
|
|
DEBUG2P("I-frame quantizer raised"); |
|
|
} |
|
|
if (frame->quant > codec->config.max_iquant) |
|
|
{ |
|
|
frame->quant = codec->config.max_iquant; |
|
|
DEBUG2P("I-frame quantizer lowered"); |
|
|
} |
|
|
} |
|
|
else |
|
|
{ |
|
|
if (frame->quant > codec->config.max_pquant) |
|
|
{ |
|
|
frame->quant = codec->config.max_pquant; |
|
|
} |
|
|
if (frame->quant < codec->config.min_pquant) |
|
|
{ |
|
|
frame->quant = codec->config.min_pquant; |
|
|
} |
|
|
|
|
|
// subsequent frame quants can only be +- 2 |
|
|
if (last_quant) |
|
|
{ |
|
|
if (frame->quant > last_quant + 2) |
|
|
{ |
|
|
frame->quant = last_quant + 2; |
|
|
DEBUG2P("P-frame quantizer prevented from rising too steeply"); |
|
|
} |
|
|
if (frame->quant < last_quant - 2) |
|
|
{ |
|
|
frame->quant = last_quant - 2; |
|
|
DEBUG2P("P-frame quantizer prevented from falling too steeply"); |
|
|
} |
|
|
} |
|
|
} |
|
|
|
|
|
last_quant = frame->quant; |
|
|
|
|
|
if (codec->config.quant_type == QUANT_MODE_MOD) |
|
|
{ |
|
|
frame->general |= (frame->quant < 4) ? XVID_MPEGQUANT : XVID_H263QUANT; |
|
|
frame->general &= (frame->quant < 4) ? ~XVID_H263QUANT : ~XVID_MPEGQUANT; |
|
|
} |
|
|
|
|
|
return ICERR_OK; |
|
|
} |
|
|
|
|
|
|
|
|
int codec_2pass_update(CODEC* codec, XVID_ENC_FRAME* frame, XVID_ENC_STATS* stats) |
|
|
{ |
|
|
static __int64 total_size; |
|
|
|
|
|
NNSTATS nns1; |
|
|
DWORD wrote; |
|
|
char* quant_type; |
|
|
|
|
|
if (codec->framenum == 0) |
|
|
{ |
|
|
total_size = 0; |
|
|
} |
|
|
|
|
|
quant_type = (frame->general & XVID_H263QUANT) ? "H.263" : |
|
|
((frame->general & XVID_MPEGQUANT) && (frame->general & XVID_CUSTOM_QMATRIX)) ? |
|
|
"Cust" : "MPEG"; |
|
|
|
|
|
switch (codec->config.mode) |
|
|
{ |
|
|
case DLG_MODE_2PASS_1 : |
|
|
nns1.bytes = frame->length; // total bytes |
|
|
nns1.dd_v = stats->hlength; // header bytes |
|
|
|
|
|
nns1.dd_u = nns1.dd_y = 0; |
|
|
nns1.dk_v = nns1.dk_u = nns1.dk_y = 0; |
|
|
nns1.md_u = nns1.md_y = 0; |
|
|
nns1.mk_u = nns1.mk_y = 0; |
|
|
|
|
|
nns1.quant = stats->quant; |
|
|
if (frame->intra) |
|
|
{ |
|
|
nns1.quant |= NNSTATS_KEYFRAME; |
|
|
} |
|
|
nns1.kblk = stats->kblks; |
|
|
nns1.mblk = stats->mblks; |
|
|
nns1.ublk = stats->ublks; |
|
|
nns1.lum_noise[0] = nns1.lum_noise[1] = 1; |
|
|
|
|
|
total_size += frame->length; |
|
|
|
|
|
DEBUG1ST(frame->length, (int)total_size/1024, frame->intra, frame->quant, quant_type, stats->kblks, stats->mblks) |
|
|
|
|
|
if (WriteFile(codec->twopass.stats1, &nns1, sizeof(NNSTATS), &wrote, 0) == 0 || wrote != sizeof(NNSTATS)) |
|
|
{ |
|
|
DEBUG("stats1: WriteFile error"); |
|
802 |
return ICERR_ERROR; |
return ICERR_ERROR; |
803 |
} |
} |
|
break; |
|
|
|
|
|
case DLG_MODE_2PASS_2_INT : |
|
|
case DLG_MODE_2PASS_2_EXT : |
|
|
codec->twopass.overflow += codec->twopass.desired_bytes2 - frame->length; |
|
|
DEBUG2ND(frame->quant, quant_type, frame->intra, codec->twopass.bytes1, codec->twopass.desired_bytes2, frame->length, codec->twopass.overflow, codec_is_in_credits(&codec->config, codec->framenum)) |
|
|
break; |
|
|
|
|
|
default: |
|
|
break; |
|
|
} |
|
|
|
|
|
return ICERR_OK; |
|
804 |
} |
} |
805 |
|
|
806 |
|
|