41 |
DWORD version = -20; |
DWORD version = -20; |
42 |
DWORD read, wrote; |
DWORD read, wrote; |
43 |
|
|
44 |
int frames = 0, bframes = 0, pframes = 0, credits_frames = 0, i_frames = 0, recminbsize = 0, recminpsize = 0, recminisize = 0; |
int frames = 0, credits_frames = 0, i_frames = 0; |
45 |
__int64 bframe_total_ext = 0, pframe_total_ext = 0, pframe_total = 0, bframe_total = 0, i_total = 0, i_total_ext = 0, i_boost_total = 0, start = 0, end = 0, start_curved = 0, end_curved = 0; |
__int64 total_ext = 0, total = 0, i_total = 0, i_boost_total = 0, start = 0, end = 0, start_curved = 0, end_curved = 0; |
46 |
__int64 desired = (__int64)codec->config.desired_size * 1024; |
__int64 desired = (__int64)codec->config.desired_size * 1024; |
47 |
|
|
48 |
double total1 = 0.0; |
double total1 = 0.0; |
101 |
return ICERR_ERROR; |
return ICERR_ERROR; |
102 |
} |
} |
103 |
|
|
|
twopass->nns1_array = (NNSTATS*)malloc(sizeof(NNSTATS) * 10240); |
|
|
twopass->nns2_array = (NNSTATS*)malloc(sizeof(NNSTATS) * 10240); |
|
|
twopass->nns_array_size = 10240; |
|
|
twopass->nns_array_length = 0; |
|
|
twopass->nns_array_pos = 0; |
|
|
|
|
|
// read the stats file(s) into array(s) and reorder them so they |
|
|
// correctly represent the frames that the encoder will receive. |
|
104 |
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
105 |
{ |
{ |
106 |
if (twopass->stats2 != INVALID_HANDLE_VALUE) |
if (twopass->stats2 != INVALID_HANDLE_VALUE) |
158 |
} |
} |
159 |
} |
} |
160 |
|
|
|
// increase the allocated memory if necessary |
|
|
if (frames >= twopass->nns_array_size) |
|
|
{ |
|
|
twopass->nns1_array = (NNSTATS*)realloc(twopass->nns1_array, |
|
|
sizeof(NNSTATS) * (twopass->nns_array_size * 5 / 4 + 1)); |
|
|
twopass->nns2_array = (NNSTATS*)realloc(twopass->nns2_array, |
|
|
sizeof(NNSTATS) * (twopass->nns_array_size * 5 / 4 + 1)); |
|
|
twopass->nns_array_size = twopass->nns_array_size * 5 / 4 + 1; |
|
|
} |
|
|
|
|
|
// copy this frame's stats into the arrays |
|
|
memcpy (&twopass->nns1_array[frames], &twopass->nns1, sizeof(NNSTATS)); |
|
|
memcpy (&twopass->nns2_array[frames], &twopass->nns2, sizeof(NNSTATS)); |
|
|
frames++; |
|
|
} |
|
|
|
|
|
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; |
|
|
DEBUGERR("2pass init error - incomplete stats2 record?"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
} |
|
|
|
|
|
// increase the allocated memory if necessary |
|
|
if (frames >= twopass->nns_array_size) |
|
|
{ |
|
|
twopass->nns1_array = (NNSTATS*)realloc(twopass->nns1_array, |
|
|
sizeof(NNSTATS) * (twopass->nns_array_size * 5 / 4 + 1)); |
|
|
twopass->nns_array_size = twopass->nns_array_size * 5 / 4 + 1; |
|
|
} |
|
|
|
|
|
// copy this frame's stats into the array |
|
|
memcpy (&twopass->nns1_array[frames], &twopass->nns1, sizeof(NNSTATS)); |
|
|
frames++; |
|
|
} |
|
|
|
|
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
|
|
} |
|
|
twopass->nns1_array = (NNSTATS*)realloc(twopass->nns1_array, sizeof(NNSTATS) * frames); |
|
|
twopass->nns2_array = (NNSTATS*)realloc(twopass->nns2_array, sizeof(NNSTATS) * frames); |
|
|
twopass->nns_array_size = frames; |
|
|
twopass->nns_array_length = frames; |
|
|
frames = 0; |
|
|
|
|
|
/* // this isn't necessary with the current core. |
|
|
// reorder the array(s) so they are in the order that they were received |
|
|
// IPBBPBB to |
|
|
// IBBPBBP |
|
|
for (i=0; i<twopass->nns_array_length; i++) |
|
|
{ |
|
|
NNSTATS temp_nns, temp_nns2; |
|
|
int k, num_bframes; |
|
|
if (twopass->nns1_array[i].dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
num_bframes = 1; |
|
|
for (k=i+1; k<twopass->nns_array_length; k++) |
|
|
{ |
|
|
if (twopass->nns1_array[k].dd_v & NNSTATS_BFRAME) |
|
|
num_bframes++; |
|
|
else |
|
|
k=twopass->nns_array_length; |
|
|
} |
|
|
|
|
|
i--; |
|
|
memcpy (&temp_nns, &twopass->nns1_array[i], sizeof(NNSTATS)); |
|
|
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
|
|
memcpy (&temp_nns2, &twopass->nns2_array[i], sizeof(NNSTATS)); |
|
|
|
|
|
for (k=0; k<num_bframes; k++) |
|
|
{ |
|
|
memcpy(&twopass->nns1_array[i], &twopass->nns1_array[i+1], sizeof(NNSTATS)); |
|
|
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
|
|
memcpy(&twopass->nns2_array[i], &twopass->nns2_array[i+1], sizeof(NNSTATS)); |
|
|
i++; |
|
|
} |
|
|
|
|
|
memcpy(&twopass->nns1_array[i], &temp_nns, sizeof(NNSTATS)); |
|
|
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
|
|
memcpy(&twopass->nns2_array[i], &temp_nns2, sizeof(NNSTATS)); |
|
|
} |
|
|
} |
|
|
*/ |
|
|
// continue with the initialization.. |
|
|
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
|
|
{ |
|
|
while (1) |
|
|
{ |
|
|
if (twopass->nns_array_pos >= twopass->nns_array_length) |
|
|
{ |
|
|
twopass->nns_array_pos = 0; |
|
|
break; |
|
|
} |
|
|
|
|
|
memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); |
|
|
memcpy(&twopass->nns2, &twopass->nns2_array[twopass->nns_array_pos], sizeof(NNSTATS)); |
|
|
twopass->nns_array_pos++; |
|
|
|
|
|
// skip unnecessary frames. |
|
|
if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME || |
|
|
twopass->nns1.dd_v & NNSTATS_PADFRAME || |
|
|
twopass->nns1.dd_v & NNSTATS_DELAYFRAME) |
|
|
continue; |
|
|
|
|
161 |
if (!codec_is_in_credits(&codec->config, frames)) |
if (!codec_is_in_credits(&codec->config, frames)) |
162 |
{ |
{ |
163 |
if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
164 |
{ |
{ |
|
i_total += twopass->nns2.bytes; |
|
165 |
i_boost_total += twopass->nns2.bytes * codec->config.keyframe_boost / 100; |
i_boost_total += twopass->nns2.bytes * codec->config.keyframe_boost / 100; |
166 |
|
i_total += twopass->nns2.bytes; |
167 |
twopass->keyframe_locations[i_frames] = frames; |
twopass->keyframe_locations[i_frames] = frames; |
168 |
++i_frames; |
++i_frames; |
169 |
} |
} |
|
else |
|
|
{ |
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
bframe_total += twopass->nns1.bytes; |
|
|
bframe_total_ext += twopass->nns2.bytes; |
|
|
bframes++; |
|
|
} |
|
|
else |
|
|
{ |
|
|
pframe_total += twopass->nns1.bytes; |
|
|
pframe_total_ext += twopass->nns2.bytes; |
|
|
pframes++; |
|
|
} |
|
|
} |
|
|
} |
|
|
else |
|
|
++credits_frames; |
|
170 |
|
|
171 |
if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
total += twopass->nns1.bytes; |
172 |
{ |
total_ext += twopass->nns2.bytes; |
|
// this test needs to be corrected.. |
|
|
if (!(twopass->nns1.kblk + twopass->nns1.mblk)) |
|
|
recminisize = twopass->nns1.bytes; |
|
|
} |
|
|
else if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
if (!(twopass->nns1.kblk + twopass->nns1.mblk)) |
|
|
recminbsize = twopass->nns1.bytes; |
|
173 |
} |
} |
174 |
else |
else |
175 |
{ |
++credits_frames; |
|
if (!(twopass->nns1.kblk + twopass->nns1.mblk)) |
|
|
recminpsize = twopass->nns1.bytes; |
|
|
} |
|
176 |
|
|
177 |
++frames; |
++frames; |
178 |
} |
} |
179 |
twopass->keyframe_locations[i_frames] = frames; |
twopass->keyframe_locations[i_frames] = frames; |
180 |
|
|
181 |
twopass->movie_curve = ((double)(bframe_total_ext + pframe_total_ext + i_boost_total) / |
twopass->movie_curve = ((double)(total_ext + i_boost_total) / total_ext); |
182 |
(bframe_total_ext + pframe_total_ext)); |
twopass->average_frame = ((double)(total_ext - i_total) / (frames - credits_frames - i_frames) / twopass->movie_curve); |
|
|
|
|
if (bframes) |
|
|
twopass->average_bframe = (double)bframe_total_ext / bframes / twopass->movie_curve; |
|
|
|
|
|
if (pframes) |
|
|
twopass->average_pframe = (double)pframe_total_ext / pframes / twopass->movie_curve; |
|
|
else |
|
|
if (bframes) |
|
|
twopass->average_pframe = twopass->average_bframe; // b-frame packed bitstream fix |
|
|
else |
|
|
{ |
|
|
DEBUGERR("ERROR: No p-frames or b-frames were present in the 1st pass. Rate control cannot function properly!"); |
|
|
return ICERR_ERROR; |
|
|
} |
|
|
|
|
183 |
|
|
184 |
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
185 |
|
SetFilePointer(twopass->stats2, sizeof(DWORD), 0, FILE_BEGIN); |
186 |
|
|
187 |
// perform prepass to compensate for over/undersizing |
// perform prepass to compensate for over/undersizing |
188 |
frames = 0; |
frames = 0; |
189 |
|
|
190 |
if (codec->config.use_alt_curve) |
if (codec->config.use_alt_curve) |
191 |
{ |
{ |
192 |
twopass->alt_curve_low = twopass->average_pframe - twopass->average_pframe * (double)codec->config.alt_curve_low_dist / 100.0; |
twopass->alt_curve_low = twopass->average_frame - twopass->average_frame * (double)codec->config.alt_curve_low_dist / 100.0; |
193 |
twopass->alt_curve_low_diff = twopass->average_pframe - twopass->alt_curve_low; |
twopass->alt_curve_low_diff = twopass->average_frame - twopass->alt_curve_low; |
194 |
twopass->alt_curve_high = twopass->average_pframe + twopass->average_pframe * (double)codec->config.alt_curve_high_dist / 100.0; |
twopass->alt_curve_high = twopass->average_frame + twopass->average_frame * (double)codec->config.alt_curve_high_dist / 100.0; |
195 |
twopass->alt_curve_high_diff = twopass->alt_curve_high - twopass->average_pframe; |
twopass->alt_curve_high_diff = twopass->alt_curve_high - twopass->average_frame; |
196 |
if (codec->config.alt_curve_use_auto) |
if (codec->config.alt_curve_use_auto) |
197 |
{ |
{ |
198 |
if (bframe_total + pframe_total > bframe_total_ext + pframe_total_ext) |
if (total > total_ext) |
199 |
{ |
{ |
200 |
codec->config.alt_curve_min_rel_qual = (int)(100.0 - (100.0 - 100.0 / |
codec->config.alt_curve_min_rel_qual = (int)(100.0 - (100.0 - 100.0 / ((double)total / (double)total_ext)) * (double)codec->config.alt_curve_auto_str / 100.0); |
|
((double)(bframe_total + pframe_total) / (double)(bframe_total_ext + pframe_total_ext))) * |
|
|
(double)codec->config.alt_curve_auto_str / 100.0); |
|
|
|
|
201 |
if (codec->config.alt_curve_min_rel_qual < 20) |
if (codec->config.alt_curve_min_rel_qual < 20) |
202 |
codec->config.alt_curve_min_rel_qual = 20; |
codec->config.alt_curve_min_rel_qual = 20; |
203 |
} |
} |
212 |
{ |
{ |
213 |
case 2: // Sine Curve (high aggressiveness) |
case 2: // Sine Curve (high aggressiveness) |
214 |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
215 |
sin(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff))); |
sin(DEG2RAD * (twopass->average_frame * 90.0 / twopass->alt_curve_low_diff))); |
216 |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
217 |
sin(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff)); |
sin(DEG2RAD * (twopass->average_frame * 90.0 / twopass->alt_curve_low_diff)); |
218 |
break; |
break; |
219 |
case 1: // Linear (medium aggressiveness) |
case 1: // Linear (medium aggressiveness) |
220 |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
221 |
twopass->average_pframe / twopass->alt_curve_low_diff); |
twopass->average_frame / twopass->alt_curve_low_diff); |
222 |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
223 |
twopass->average_pframe / twopass->alt_curve_low_diff; |
twopass->average_frame / twopass->alt_curve_low_diff; |
224 |
break; |
break; |
225 |
case 0: // Cosine Curve (low aggressiveness) |
case 0: // Cosine Curve (low aggressiveness) |
226 |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
227 |
(1.0 - cos(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff)))); |
(1.0 - cos(DEG2RAD * (twopass->average_frame * 90.0 / twopass->alt_curve_low_diff)))); |
228 |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
229 |
(1.0 - cos(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff))); |
(1.0 - cos(DEG2RAD * (twopass->average_frame * 90.0 / twopass->alt_curve_low_diff))); |
230 |
} |
} |
231 |
} |
} |
232 |
} |
} |
233 |
|
|
234 |
while (1) |
while (1) |
235 |
{ |
{ |
236 |
if (twopass->nns_array_pos >= twopass->nns_array_length) |
if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS) || |
237 |
|
!ReadFile(twopass->stats2, &twopass->nns2, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) |
238 |
|
{ |
239 |
|
DWORD err = GetLastError(); |
240 |
|
|
241 |
|
if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) |
242 |
{ |
{ |
|
twopass->nns_array_pos = 0; |
|
243 |
break; |
break; |
244 |
} |
} |
245 |
|
else |
246 |
memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); |
{ |
247 |
memcpy(&twopass->nns2, &twopass->nns2_array[twopass->nns_array_pos], sizeof(NNSTATS)); |
CloseHandle(twopass->stats1); |
248 |
twopass->nns_array_pos++; |
CloseHandle(twopass->stats2); |
249 |
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
250 |
|
twopass->stats2 = INVALID_HANDLE_VALUE; |
251 |
|
DEBUGERR("2pass init error - incomplete stats1/stats2 record?"); |
252 |
|
return ICERR_ERROR; |
253 |
|
} |
254 |
|
} |
255 |
|
|
256 |
if (frames == 0) |
if (frames == 0) |
257 |
{ |
{ |
|
twopass->minbsize = (twopass->nns1.kblk + 88) / 8; |
|
258 |
twopass->minpsize = (twopass->nns1.kblk + 88) / 8; |
twopass->minpsize = (twopass->nns1.kblk + 88) / 8; |
259 |
twopass->minisize = ((twopass->nns1.kblk * 22) + 240) / 8; |
twopass->minisize = ((twopass->nns1.kblk * 22) + 240) / 8; |
|
if (recminbsize > twopass->minbsize) |
|
|
twopass->minbsize = recminbsize; |
|
|
if (recminpsize > twopass->minpsize) |
|
|
twopass->minpsize = recminpsize; |
|
|
if (recminisize > twopass->minisize) |
|
|
twopass->minisize = recminisize; |
|
260 |
} |
} |
261 |
|
|
|
// skip unnecessary frames. |
|
|
if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME || |
|
|
twopass->nns1.dd_v & NNSTATS_PADFRAME || |
|
|
twopass->nns1.dd_v & NNSTATS_DELAYFRAME) |
|
|
continue; |
|
|
|
|
262 |
if (!codec_is_in_credits(&codec->config, frames) && |
if (!codec_is_in_credits(&codec->config, frames) && |
263 |
!(twopass->nns1.quant & NNSTATS_KEYFRAME)) |
!(twopass->nns1.quant & NNSTATS_KEYFRAME)) |
264 |
{ |
{ |
265 |
dbytes = twopass->nns2.bytes / twopass->movie_curve; |
dbytes = twopass->nns2.bytes / twopass->movie_curve; |
266 |
total1 += dbytes; |
total1 += dbytes; |
267 |
|
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
dbytes *= twopass->average_pframe / twopass->average_bframe; |
|
|
|
|
268 |
if (codec->config.use_alt_curve) |
if (codec->config.use_alt_curve) |
269 |
{ |
{ |
270 |
if (dbytes > twopass->average_pframe) |
if (dbytes > twopass->average_frame) |
271 |
{ |
{ |
272 |
if (dbytes >= twopass->alt_curve_high) |
if (dbytes >= twopass->alt_curve_high) |
273 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); |
277 |
{ |
{ |
278 |
case 2: |
case 2: |
279 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
280 |
sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff))); |
sin(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_high_diff))); |
281 |
break; |
break; |
282 |
case 1: |
case 1: |
283 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
284 |
(dbytes - twopass->average_pframe) / twopass->alt_curve_high_diff); |
(dbytes - twopass->average_frame) / twopass->alt_curve_high_diff); |
285 |
break; |
break; |
286 |
case 0: |
case 0: |
287 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
288 |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff)))); |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_high_diff)))); |
289 |
} |
} |
290 |
} |
} |
291 |
} |
} |
299 |
{ |
{ |
300 |
case 2: |
case 2: |
301 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
302 |
sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff))); |
sin(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_low_diff))); |
303 |
break; |
break; |
304 |
case 1: |
case 1: |
305 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
306 |
(dbytes - twopass->average_pframe) / twopass->alt_curve_low_diff); |
(dbytes - twopass->average_frame) / twopass->alt_curve_low_diff); |
307 |
break; |
break; |
308 |
case 0: |
case 0: |
309 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * |
310 |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff)))); |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_low_diff)))); |
311 |
} |
} |
312 |
} |
} |
313 |
} |
} |
314 |
} |
} |
315 |
else |
else |
316 |
{ |
{ |
317 |
if (dbytes > twopass->average_pframe) |
if (dbytes > twopass->average_frame) |
318 |
{ |
{ |
319 |
dbytes2 = ((double)dbytes + (twopass->average_pframe - dbytes) * |
dbytes2 = ((double)dbytes + (twopass->average_frame - dbytes) * |
320 |
codec->config.curve_compression_high / 100.0); |
codec->config.curve_compression_high / 100.0); |
321 |
} |
} |
322 |
else |
else |
323 |
{ |
{ |
324 |
dbytes2 = ((double)dbytes + (twopass->average_pframe - dbytes) * |
dbytes2 = ((double)dbytes + (twopass->average_frame - dbytes) * |
325 |
codec->config.curve_compression_low / 100.0); |
codec->config.curve_compression_low / 100.0); |
326 |
} |
} |
327 |
} |
} |
328 |
|
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
dbytes2 *= twopass->average_bframe / twopass->average_pframe; |
|
|
if (dbytes2 < twopass->minbsize) |
|
|
dbytes2 = twopass->minbsize; |
|
|
} |
|
|
else |
|
|
{ |
|
329 |
if (dbytes2 < twopass->minpsize) |
if (dbytes2 < twopass->minpsize) |
330 |
dbytes2 = twopass->minpsize; |
dbytes2 = twopass->minpsize; |
|
} |
|
331 |
|
|
332 |
total2 += dbytes2; |
total2 += dbytes2; |
333 |
} |
} |
342 |
int asymmetric_average_frame; |
int asymmetric_average_frame; |
343 |
char s[100]; |
char s[100]; |
344 |
|
|
345 |
asymmetric_average_frame = (int)(twopass->average_pframe * twopass->curve_comp_scale); |
asymmetric_average_frame = (int)(twopass->average_frame * twopass->curve_comp_scale); |
346 |
wsprintf(s, "middle frame size for asymmetric curve compression: %i", asymmetric_average_frame); |
wsprintf(s, "middle frame size for asymmetric curve compression: %i", asymmetric_average_frame); |
347 |
DEBUG2P(s); |
DEBUG2P(s); |
348 |
} |
} |
349 |
|
|
350 |
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
351 |
|
SetFilePointer(twopass->stats2, sizeof(DWORD), 0, FILE_BEGIN); |
352 |
} |
} |
353 |
else // DLG_MODE_2PASS_2_INT |
else // DLG_MODE_2PASS_2_INT |
354 |
{ |
{ |
355 |
while (1) |
while (1) |
356 |
{ |
{ |
357 |
if (twopass->nns_array_pos >= twopass->nns_array_length) |
if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) |
358 |
|
{ |
359 |
|
DWORD err = GetLastError(); |
360 |
|
|
361 |
|
if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) |
362 |
{ |
{ |
|
twopass->nns_array_pos = 0; |
|
363 |
break; |
break; |
364 |
} |
} |
365 |
|
else |
366 |
memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); |
{ |
367 |
twopass->nns_array_pos++; |
CloseHandle(twopass->stats1); |
368 |
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
369 |
// skip unnecessary frames. |
DEBUGERR("2pass init error - incomplete stats2 record?"); |
370 |
if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME || |
return ICERR_ERROR; |
371 |
twopass->nns1.dd_v & NNSTATS_PADFRAME || |
} |
372 |
twopass->nns1.dd_v & NNSTATS_DELAYFRAME) |
} |
|
continue; |
|
373 |
|
|
374 |
if (codec_is_in_credits(&codec->config, frames) == CREDITS_START) |
if (codec_is_in_credits(&codec->config, frames) == CREDITS_START) |
375 |
{ |
{ |
384 |
else if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
else if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
385 |
{ |
{ |
386 |
i_total += twopass->nns1.bytes + twopass->nns1.bytes * codec->config.keyframe_boost / 100; |
i_total += twopass->nns1.bytes + twopass->nns1.bytes * codec->config.keyframe_boost / 100; |
387 |
|
total += twopass->nns1.bytes * codec->config.keyframe_boost / 100; |
388 |
twopass->keyframe_locations[i_frames] = frames; |
twopass->keyframe_locations[i_frames] = frames; |
389 |
++i_frames; |
++i_frames; |
390 |
} |
} |
|
else |
|
|
{ |
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
bframe_total += twopass->nns1.bytes; |
|
|
bframes++; |
|
|
} |
|
|
else |
|
|
{ |
|
|
pframe_total += twopass->nns1.bytes; |
|
|
pframes++; |
|
|
} |
|
|
} |
|
391 |
|
|
392 |
if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
total += twopass->nns1.bytes; |
|
{ |
|
|
// this test needs to be corrected.. |
|
|
if (!(twopass->nns1.kblk + twopass->nns1.mblk)) |
|
|
recminisize = twopass->nns1.bytes; |
|
|
} |
|
|
else if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
if (!(twopass->nns1.kblk + twopass->nns1.mblk)) |
|
|
recminbsize = twopass->nns1.bytes; |
|
|
} |
|
|
else |
|
|
{ |
|
|
if (!(twopass->nns1.kblk + twopass->nns1.mblk)) |
|
|
recminpsize = twopass->nns1.bytes; |
|
|
} |
|
393 |
|
|
394 |
++frames; |
++frames; |
395 |
} |
} |
404 |
|
|
405 |
// credits curve = (total / desired_size) * (100 / credits_rate) |
// credits curve = (total / desired_size) * (100 / credits_rate) |
406 |
twopass->credits_start_curve = twopass->credits_end_curve = |
twopass->credits_start_curve = twopass->credits_end_curve = |
407 |
((double)(bframe_total + pframe_total + i_total + start + end) / desired) * |
((double)total / desired) * ((double)100 / codec->config.credits_rate); |
|
((double)100 / codec->config.credits_rate); |
|
408 |
|
|
409 |
start_curved = (__int64)(start / twopass->credits_start_curve); |
start_curved = (__int64)(start / twopass->credits_start_curve); |
410 |
end_curved = (__int64)(end / twopass->credits_end_curve); |
end_curved = (__int64)(end / twopass->credits_end_curve); |
411 |
|
|
412 |
// movie curve = (total - credits) / (desired_size - curved credits) |
// movie curve = (total - credits) / (desired_size - curved credits) |
413 |
twopass->movie_curve = (double) |
twopass->movie_curve = (double) |
414 |
(bframe_total + pframe_total + i_total) / |
(total - start - end) / |
415 |
(desired - start_curved - end_curved); |
(desired - start_curved - end_curved); |
416 |
|
|
417 |
break; |
break; |
420 |
|
|
421 |
// movie curve = (total - credits) / (desired_size - credits) |
// movie curve = (total - credits) / (desired_size - credits) |
422 |
twopass->movie_curve = (double) |
twopass->movie_curve = (double) |
423 |
(bframe_total + pframe_total + i_total) / (desired - start - end); |
(total - start - end) / (desired - start - end); |
424 |
|
|
425 |
// aid the average asymmetric frame calculation below |
// aid the average asymmetric frame calculation below |
426 |
start_curved = start; |
start_curved = start; |
443 |
|
|
444 |
// movie curve = (total - credits) / (desired_size - curved credits) |
// movie curve = (total - credits) / (desired_size - curved credits) |
445 |
twopass->movie_curve = (double) |
twopass->movie_curve = (double) |
446 |
(bframe_total + pframe_total + i_total) / |
(total - start - end) / |
447 |
(desired - start_curved - end_curved); |
(desired - start_curved - end_curved); |
448 |
|
|
449 |
break; |
break; |
450 |
} |
} |
451 |
|
|
452 |
twopass->average_bframe = (double)bframe_total / bframes / twopass->movie_curve; |
// average frame size = (desired - curved credits - curved keyframes) / |
453 |
twopass->average_pframe = (double)pframe_total / pframes / twopass->movie_curve; |
// (frames - credits frames - keyframes) |
454 |
|
twopass->average_frame = (double) |
455 |
|
(desired - start_curved - end_curved - (i_total / twopass->movie_curve)) / |
456 |
|
(frames - credits_frames - i_frames); |
457 |
|
|
458 |
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
459 |
|
|
460 |
// perform prepass to compensate for over/undersizing |
// perform prepass to compensate for over/undersizing |
461 |
frames = 0; |
frames = 0; |
462 |
|
|
463 |
if (codec->config.use_alt_curve) |
if (codec->config.use_alt_curve) |
464 |
{ |
{ |
465 |
twopass->alt_curve_low = twopass->average_pframe - twopass->average_pframe * (double)codec->config.alt_curve_low_dist / 100.0; |
twopass->alt_curve_low = twopass->average_frame - twopass->average_frame * (double)codec->config.alt_curve_low_dist / 100.0; |
466 |
twopass->alt_curve_low_diff = twopass->average_pframe - twopass->alt_curve_low; |
twopass->alt_curve_low_diff = twopass->average_frame - twopass->alt_curve_low; |
467 |
twopass->alt_curve_high = twopass->average_pframe + twopass->average_pframe * (double)codec->config.alt_curve_high_dist / 100.0; |
twopass->alt_curve_high = twopass->average_frame + twopass->average_frame * (double)codec->config.alt_curve_high_dist / 100.0; |
468 |
twopass->alt_curve_high_diff = twopass->alt_curve_high - twopass->average_pframe; |
twopass->alt_curve_high_diff = twopass->alt_curve_high - twopass->average_frame; |
469 |
if (codec->config.alt_curve_use_auto) |
if (codec->config.alt_curve_use_auto) |
470 |
{ |
{ |
471 |
if (twopass->movie_curve > 1.0) |
if (twopass->movie_curve > 1.0) |
485 |
{ |
{ |
486 |
case 2: // Sine Curve (high aggressiveness) |
case 2: // Sine Curve (high aggressiveness) |
487 |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
488 |
sin(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff))); |
sin(DEG2RAD * (twopass->average_frame * 90.0 / twopass->alt_curve_low_diff))); |
489 |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
490 |
sin(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff)); |
sin(DEG2RAD * (twopass->average_frame * 90.0 / twopass->alt_curve_low_diff)); |
491 |
break; |
break; |
492 |
case 1: // Linear (medium aggressiveness) |
case 1: // Linear (medium aggressiveness) |
493 |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
494 |
twopass->average_pframe / twopass->alt_curve_low_diff); |
twopass->average_frame / twopass->alt_curve_low_diff); |
495 |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
496 |
twopass->average_pframe / twopass->alt_curve_low_diff; |
twopass->average_frame / twopass->alt_curve_low_diff; |
497 |
break; |
break; |
498 |
case 0: // Cosine Curve (low aggressiveness) |
case 0: // Cosine Curve (low aggressiveness) |
499 |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
twopass->alt_curve_qual_dev *= 2.0 / (1.0 + |
500 |
(1.0 - cos(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff)))); |
(1.0 - cos(DEG2RAD * (twopass->average_frame * 90.0 / twopass->alt_curve_low_diff)))); |
501 |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
twopass->alt_curve_mid_qual = 1.0 - twopass->alt_curve_qual_dev * |
502 |
(1.0 - cos(DEG2RAD * (twopass->average_pframe * 90.0 / twopass->alt_curve_low_diff))); |
(1.0 - cos(DEG2RAD * (twopass->average_frame * 90.0 / twopass->alt_curve_low_diff))); |
503 |
} |
} |
504 |
} |
} |
505 |
} |
} |
506 |
|
|
507 |
while (1) |
while (1) |
508 |
{ |
{ |
509 |
if (twopass->nns_array_pos >= twopass->nns_array_length) |
if (!ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, NULL) || read != sizeof(NNSTATS)) |
510 |
|
{ |
511 |
|
DWORD err = GetLastError(); |
512 |
|
|
513 |
|
if (err == ERROR_HANDLE_EOF || err == ERROR_SUCCESS) |
514 |
{ |
{ |
|
twopass->nns_array_pos = 0; |
|
515 |
break; |
break; |
516 |
} |
} |
517 |
|
else |
518 |
memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); |
{ |
519 |
twopass->nns_array_pos++; |
CloseHandle(twopass->stats1); |
520 |
|
twopass->stats1 = INVALID_HANDLE_VALUE; |
521 |
|
DEBUGERR("2pass init error - incomplete stats2 record?"); |
522 |
|
return ICERR_ERROR; |
523 |
|
} |
524 |
|
} |
525 |
|
|
526 |
if (frames == 0) |
if (frames == 0) |
527 |
{ |
{ |
|
twopass->minbsize = (twopass->nns1.kblk + 88) / 8; |
|
528 |
twopass->minpsize = (twopass->nns1.kblk + 88) / 8; |
twopass->minpsize = (twopass->nns1.kblk + 88) / 8; |
529 |
twopass->minisize = ((twopass->nns1.kblk * 22) + 240) / 8; |
twopass->minisize = ((twopass->nns1.kblk * 22) + 240) / 8; |
|
if (recminbsize > twopass->minbsize) |
|
|
twopass->minbsize = recminbsize; |
|
|
if (recminpsize > twopass->minpsize) |
|
|
twopass->minpsize = recminpsize; |
|
|
if (recminisize > twopass->minisize) |
|
|
twopass->minisize = recminisize; |
|
530 |
} |
} |
531 |
|
|
|
// skip unnecessary frames. |
|
|
if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME || |
|
|
twopass->nns1.dd_v & NNSTATS_PADFRAME || |
|
|
twopass->nns1.dd_v & NNSTATS_DELAYFRAME) |
|
|
continue; |
|
|
|
|
532 |
if (!codec_is_in_credits(&codec->config, frames) && |
if (!codec_is_in_credits(&codec->config, frames) && |
533 |
!(twopass->nns1.quant & NNSTATS_KEYFRAME)) |
!(twopass->nns1.quant & NNSTATS_KEYFRAME)) |
534 |
{ |
{ |
535 |
dbytes = twopass->nns1.bytes / twopass->movie_curve; |
dbytes = twopass->nns1.bytes / twopass->movie_curve; |
536 |
total1 += dbytes; |
total1 += dbytes; |
537 |
|
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
dbytes *= twopass->average_pframe / twopass->average_bframe; |
|
|
|
|
538 |
if (codec->config.use_alt_curve) |
if (codec->config.use_alt_curve) |
539 |
{ |
{ |
540 |
if (dbytes > twopass->average_pframe) |
if (dbytes > twopass->average_frame) |
541 |
{ |
{ |
542 |
if (dbytes >= twopass->alt_curve_high) |
if (dbytes >= twopass->alt_curve_high) |
543 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); |
547 |
{ |
{ |
548 |
case 2: |
case 2: |
549 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
550 |
sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff))); |
sin(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_high_diff))); |
551 |
break; |
break; |
552 |
case 1: |
case 1: |
553 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
554 |
(dbytes - twopass->average_pframe) / twopass->alt_curve_high_diff); |
(dbytes - twopass->average_frame) / twopass->alt_curve_high_diff); |
555 |
break; |
break; |
556 |
case 0: |
case 0: |
557 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
558 |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff)))); |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_high_diff)))); |
559 |
} |
} |
560 |
} |
} |
561 |
} |
} |
569 |
{ |
{ |
570 |
case 2: |
case 2: |
571 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
572 |
sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff))); |
sin(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_low_diff))); |
573 |
break; |
break; |
574 |
case 1: |
case 1: |
575 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
576 |
(dbytes - twopass->average_pframe) / twopass->alt_curve_low_diff); |
(dbytes - twopass->average_frame) / twopass->alt_curve_low_diff); |
577 |
break; |
break; |
578 |
case 0: |
case 0: |
579 |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * |
dbytes2 = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * |
580 |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff)))); |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_low_diff)))); |
581 |
} |
} |
582 |
} |
} |
583 |
} |
} |
584 |
} |
} |
585 |
else |
else |
586 |
{ |
{ |
587 |
if (dbytes > twopass->average_pframe) |
if (dbytes > twopass->average_frame) |
588 |
{ |
{ |
589 |
dbytes2 = ((double)dbytes + (twopass->average_pframe - dbytes) * |
dbytes2 = ((double)dbytes + (twopass->average_frame - dbytes) * |
590 |
codec->config.curve_compression_high / 100.0); |
codec->config.curve_compression_high / 100.0); |
591 |
} |
} |
592 |
else |
else |
593 |
{ |
{ |
594 |
dbytes2 = ((double)dbytes + (twopass->average_pframe - dbytes) * |
dbytes2 = ((double)dbytes + (twopass->average_frame - dbytes) * |
595 |
codec->config.curve_compression_low / 100.0); |
codec->config.curve_compression_low / 100.0); |
596 |
} |
} |
597 |
} |
} |
598 |
|
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
dbytes2 *= twopass->average_bframe / twopass->average_pframe; |
|
|
if (dbytes2 < twopass->minbsize) |
|
|
dbytes2 = twopass->minbsize; |
|
|
} |
|
|
else |
|
|
{ |
|
599 |
if (dbytes2 < twopass->minpsize) |
if (dbytes2 < twopass->minpsize) |
600 |
dbytes2 = twopass->minpsize; |
dbytes2 = twopass->minpsize; |
|
} |
|
601 |
|
|
602 |
total2 += dbytes2; |
total2 += dbytes2; |
603 |
} |
} |
612 |
int asymmetric_average_frame; |
int asymmetric_average_frame; |
613 |
char s[100]; |
char s[100]; |
614 |
|
|
615 |
asymmetric_average_frame = (int)(twopass->average_pframe * twopass->curve_comp_scale); |
asymmetric_average_frame = (int)(twopass->average_frame * twopass->curve_comp_scale); |
616 |
wsprintf(s, "middle frame size for asymmetric curve compression: %i", asymmetric_average_frame); |
wsprintf(s, "middle frame size for asymmetric curve compression: %i", asymmetric_average_frame); |
617 |
DEBUG2P(s); |
DEBUG2P(s); |
618 |
} |
} |
619 |
|
|
620 |
|
SetFilePointer(twopass->stats1, sizeof(DWORD), 0, FILE_BEGIN); |
621 |
} |
} |
622 |
|
|
623 |
if (codec->config.use_alt_curve) |
if (codec->config.use_alt_curve) |
636 |
int i, newquant, percent; |
int i, newquant, percent; |
637 |
int oldquant = 1; |
int oldquant = 1; |
638 |
|
|
639 |
wsprintf(s, "avg scaled framesize:%i", (int)(twopass->average_pframe)); |
wsprintf(s, "avg scaled framesize:%i", (int)(twopass->average_frame)); |
640 |
DEBUG2P(s); |
DEBUG2P(s); |
641 |
|
|
642 |
wsprintf(s, "bias bonus:%i bytes", (int)(twopass->curve_bias_bonus)); |
wsprintf(s, "bias bonus:%i bytes", (int)(twopass->curve_bias_bonus)); |
645 |
for (i=1; i <= (int)(twopass->alt_curve_high*2)+1; i++) |
for (i=1; i <= (int)(twopass->alt_curve_high*2)+1; i++) |
646 |
{ |
{ |
647 |
dbytes = i; |
dbytes = i; |
648 |
if (dbytes > twopass->average_pframe) |
if (dbytes > twopass->average_frame) |
649 |
{ |
{ |
650 |
if (dbytes >= twopass->alt_curve_high) |
if (dbytes >= twopass->alt_curve_high) |
651 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); |
655 |
{ |
{ |
656 |
case 2: |
case 2: |
657 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
658 |
sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff))); |
sin(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_high_diff))); |
659 |
break; |
break; |
660 |
case 1: |
case 1: |
661 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
662 |
(dbytes - twopass->average_pframe) / twopass->alt_curve_high_diff); |
(dbytes - twopass->average_frame) / twopass->alt_curve_high_diff); |
663 |
break; |
break; |
664 |
case 0: |
case 0: |
665 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
666 |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff)))); |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_high_diff)))); |
667 |
} |
} |
668 |
} |
} |
669 |
} |
} |
677 |
{ |
{ |
678 |
case 2: |
case 2: |
679 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
680 |
sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff))); |
sin(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_low_diff))); |
681 |
break; |
break; |
682 |
case 1: |
case 1: |
683 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
684 |
(dbytes - twopass->average_pframe) / twopass->alt_curve_low_diff); |
(dbytes - twopass->average_frame) / twopass->alt_curve_low_diff); |
685 |
break; |
break; |
686 |
case 0: |
case 0: |
687 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * |
688 |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff)))); |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_low_diff)))); |
689 |
} |
} |
690 |
} |
} |
691 |
} |
} |
699 |
if (newquant != oldquant) |
if (newquant != oldquant) |
700 |
{ |
{ |
701 |
oldquant = newquant; |
oldquant = newquant; |
702 |
percent = (int)((i - twopass->average_pframe) * 100.0 / twopass->average_pframe); |
percent = (int)((i - twopass->average_frame) * 100.0 / twopass->average_frame); |
703 |
wsprintf(s, "quant:%i threshold at %i : %i percent", newquant, i, percent); |
wsprintf(s, "quant:%i threshold at %i : %i percent", newquant, i, percent); |
704 |
DEBUG2P(s); |
DEBUG2P(s); |
705 |
} |
} |
719 |
return ICERR_OK; |
return ICERR_OK; |
720 |
} |
} |
721 |
|
|
722 |
// NOTE: codec_2pass_get_quant() should be called for all the frames that are in the stats file(s) |
|
723 |
int codec_2pass_get_quant(CODEC* codec, XVID_ENC_FRAME* frame) |
int codec_2pass_get_quant(CODEC* codec, XVID_ENC_FRAME* frame) |
724 |
{ |
{ |
725 |
static double bquant_error[32]; |
static double quant_error[32]; |
|
static double pquant_error[32]; |
|
726 |
static double curve_comp_error; |
static double curve_comp_error; |
727 |
static int last_bquant, last_pquant; |
static int last_quant; |
728 |
|
|
729 |
TWOPASS * twopass = &codec->twopass; |
TWOPASS * twopass = &codec->twopass; |
730 |
|
|
731 |
// DWORD read; |
DWORD read; |
732 |
int bytes1, bytes2; |
int bytes1, bytes2; |
733 |
int overflow; |
int overflow; |
734 |
int credits_pos; |
int credits_pos; |
741 |
|
|
742 |
for (i=0 ; i<32 ; ++i) |
for (i=0 ; i<32 ; ++i) |
743 |
{ |
{ |
744 |
bquant_error[i] = 0.0; |
quant_error[i] = 0.0; |
|
pquant_error[i] = 0.0; |
|
745 |
twopass->quant_count[i] = 0; |
twopass->quant_count[i] = 0; |
746 |
} |
} |
747 |
|
|
748 |
curve_comp_error = 0.0; |
curve_comp_error = 0.0; |
749 |
last_bquant = 0; |
last_quant = 0; |
|
last_pquant = 0; |
|
750 |
} |
} |
751 |
|
|
752 |
if (twopass->nns_array_pos >= twopass->nns_array_length) |
if (ReadFile(twopass->stats1, &twopass->nns1, sizeof(NNSTATS), &read, 0) == 0 || read != sizeof(NNSTATS)) |
753 |
{ |
{ |
754 |
twopass->nns_array_pos = 0; |
DEBUGERR("2ndpass quant: couldn't read from stats1"); |
|
DEBUGERR("ERROR: VIDEO EXCEEDS 1ST PASS!!!"); |
|
755 |
return ICERR_ERROR; |
return ICERR_ERROR; |
756 |
} |
} |
|
|
|
|
memcpy(&twopass->nns1, &twopass->nns1_array[twopass->nns_array_pos], sizeof(NNSTATS)); |
|
757 |
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
if (codec->config.mode == DLG_MODE_2PASS_2_EXT) |
|
memcpy(&twopass->nns2, &twopass->nns2_array[twopass->nns_array_pos], sizeof(NNSTATS)); |
|
|
twopass->nns_array_pos++; |
|
|
|
|
|
bytes1 = twopass->nns1.bytes; |
|
|
|
|
|
// skip unnecessary frames. |
|
|
if (twopass->nns1.dd_v & NNSTATS_SKIPFRAME) |
|
758 |
{ |
{ |
759 |
twopass->bytes1 = bytes1; |
if (ReadFile(twopass->stats2, &twopass->nns2, sizeof(NNSTATS), &read, 0) == 0 || read != sizeof(NNSTATS)) |
|
twopass->bytes2 = bytes1; |
|
|
twopass->desired_bytes2 = bytes1; |
|
|
frame->intra = 3; |
|
|
return 2; |
|
|
} |
|
|
else if (twopass->nns1.dd_v & NNSTATS_PADFRAME) |
|
760 |
{ |
{ |
761 |
twopass->bytes1 = bytes1; |
DEBUGERR("2ndpass quant: couldn't read from stats2"); |
762 |
twopass->bytes2 = bytes1; |
return ICERR_ERROR; |
|
twopass->desired_bytes2 = bytes1; |
|
|
frame->intra = 4; |
|
|
return 2; |
|
763 |
} |
} |
|
else if (twopass->nns1.dd_v & NNSTATS_DELAYFRAME) |
|
|
{ |
|
|
twopass->bytes1 = bytes1; |
|
|
twopass->bytes2 = bytes1; |
|
|
twopass->desired_bytes2 = bytes1; |
|
|
frame->intra = 5; |
|
|
return 2; |
|
764 |
} |
} |
765 |
|
|
766 |
|
bytes1 = twopass->nns1.bytes; |
767 |
overflow = twopass->overflow / 8; |
overflow = twopass->overflow / 8; |
768 |
|
|
769 |
// override codec i-frame choice (reenable in credits) |
// override codec i-frame choice (reenable in credits) |
770 |
if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
frame->intra = (twopass->nns1.quant & NNSTATS_KEYFRAME); |
|
frame->intra=1; |
|
|
else if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
frame->intra=2; |
|
|
else |
|
|
frame->intra=0; |
|
771 |
|
|
772 |
if (frame->intra==1) |
if (frame->intra) |
773 |
{ |
{ |
774 |
overflow = 0; |
overflow = 0; |
775 |
} |
} |
821 |
{ |
{ |
822 |
if (codec->config.credits_quant_i != codec->config.credits_quant_p) |
if (codec->config.credits_quant_i != codec->config.credits_quant_p) |
823 |
{ |
{ |
824 |
frame->quant = frame->intra == 1 ? |
frame->quant = frame->intra ? |
825 |
codec->config.credits_quant_i : |
codec->config.credits_quant_i : |
826 |
codec->config.credits_quant_p; |
codec->config.credits_quant_p; |
827 |
} |
} |
846 |
|
|
847 |
bytes2 = (codec->config.mode == DLG_MODE_2PASS_2_INT) ? bytes1 : twopass->nns2.bytes; |
bytes2 = (codec->config.mode == DLG_MODE_2PASS_2_INT) ? bytes1 : twopass->nns2.bytes; |
848 |
|
|
849 |
if (frame->intra==1) |
if (frame->intra) |
850 |
{ |
{ |
851 |
dbytes = ((int)(bytes2 + bytes2 * codec->config.keyframe_boost / 100)) / |
dbytes = ((int)(bytes2 + bytes2 * codec->config.keyframe_boost / 100)) / |
852 |
twopass->movie_curve; |
twopass->movie_curve; |
856 |
dbytes = bytes2 / twopass->movie_curve; |
dbytes = bytes2 / twopass->movie_curve; |
857 |
} |
} |
858 |
|
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
dbytes *= twopass->average_pframe / twopass->average_bframe; |
|
|
|
|
859 |
// spread the compression error across payback_delay frames |
// spread the compression error across payback_delay frames |
860 |
if (codec->config.bitrate_payback_method == 0) |
if (codec->config.bitrate_payback_method == 0) |
861 |
{ |
{ |
864 |
else |
else |
865 |
{ |
{ |
866 |
bytes2 = (int)(curve_comp_error * dbytes / |
bytes2 = (int)(curve_comp_error * dbytes / |
867 |
twopass->average_pframe / codec->config.bitrate_payback_delay); |
twopass->average_frame / codec->config.bitrate_payback_delay); |
868 |
|
|
869 |
if (labs(bytes2) > fabs(curve_comp_error)) |
if (labs(bytes2) > fabs(curve_comp_error)) |
870 |
{ |
{ |
876 |
|
|
877 |
if (codec->config.use_alt_curve) |
if (codec->config.use_alt_curve) |
878 |
{ |
{ |
879 |
if (!(frame->intra==1)) |
if (!frame->intra) |
880 |
{ |
{ |
881 |
if (dbytes > twopass->average_pframe) |
if (dbytes > twopass->average_frame) |
882 |
{ |
{ |
883 |
if (dbytes >= twopass->alt_curve_high) |
if (dbytes >= twopass->alt_curve_high) |
884 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev); |
888 |
{ |
{ |
889 |
case 2: |
case 2: |
890 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
891 |
sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff))); |
sin(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_high_diff))); |
892 |
break; |
break; |
893 |
case 1: |
case 1: |
894 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
895 |
(dbytes - twopass->average_pframe) / twopass->alt_curve_high_diff); |
(dbytes - twopass->average_frame) / twopass->alt_curve_high_diff); |
896 |
break; |
break; |
897 |
case 0: |
case 0: |
898 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
899 |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_high_diff)))); |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_high_diff)))); |
900 |
} |
} |
901 |
} |
} |
902 |
} |
} |
910 |
{ |
{ |
911 |
case 2: |
case 2: |
912 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
913 |
sin(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff))); |
sin(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_low_diff))); |
914 |
break; |
break; |
915 |
case 1: |
case 1: |
916 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual - twopass->alt_curve_qual_dev * |
917 |
(dbytes - twopass->average_pframe) / twopass->alt_curve_low_diff); |
(dbytes - twopass->average_frame) / twopass->alt_curve_low_diff); |
918 |
break; |
break; |
919 |
case 0: |
case 0: |
920 |
curve_temp = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * |
curve_temp = dbytes * (twopass->alt_curve_mid_qual + twopass->alt_curve_qual_dev * |
921 |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_pframe) * 90.0 / twopass->alt_curve_low_diff)))); |
(1.0 - cos(DEG2RAD * ((dbytes - twopass->average_frame) * 90.0 / twopass->alt_curve_low_diff)))); |
922 |
} |
} |
923 |
} |
} |
924 |
} |
} |
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
curve_temp *= twopass->average_bframe / twopass->average_pframe; |
|
|
|
|
925 |
curve_temp = curve_temp * twopass->curve_comp_scale + twopass->curve_bias_bonus; |
curve_temp = curve_temp * twopass->curve_comp_scale + twopass->curve_bias_bonus; |
926 |
|
|
927 |
bytes2 += ((int)curve_temp); |
bytes2 += ((int)curve_temp); |
929 |
} |
} |
930 |
else |
else |
931 |
{ |
{ |
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
dbytes *= twopass->average_bframe / twopass->average_pframe; |
|
|
|
|
|
bytes2 += ((int)dbytes); |
|
932 |
curve_comp_error += dbytes - ((int)dbytes); |
curve_comp_error += dbytes - ((int)dbytes); |
933 |
|
bytes2 += ((int)dbytes); |
934 |
} |
} |
935 |
} |
} |
936 |
else if ((codec->config.curve_compression_high + codec->config.curve_compression_low) && |
else if ((codec->config.curve_compression_high + codec->config.curve_compression_low) && |
937 |
!(frame->intra==1)) |
!frame->intra) |
938 |
{ |
{ |
939 |
if (dbytes > twopass->average_pframe) |
if (dbytes > twopass->average_frame) |
940 |
{ |
{ |
941 |
curve_temp = twopass->curve_comp_scale * |
curve_temp = twopass->curve_comp_scale * |
942 |
((double)dbytes + (twopass->average_pframe - dbytes) * |
((double)dbytes + (twopass->average_frame - dbytes) * |
943 |
codec->config.curve_compression_high / 100.0); |
codec->config.curve_compression_high / 100.0); |
944 |
} |
} |
945 |
else |
else |
946 |
{ |
{ |
947 |
curve_temp = twopass->curve_comp_scale * |
curve_temp = twopass->curve_comp_scale * |
948 |
((double)dbytes + (twopass->average_pframe - dbytes) * |
((double)dbytes + (twopass->average_frame - dbytes) * |
949 |
codec->config.curve_compression_low / 100.0); |
codec->config.curve_compression_low / 100.0); |
950 |
} |
} |
951 |
|
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
curve_temp *= twopass->average_bframe / twopass->average_pframe; |
|
|
|
|
952 |
bytes2 += ((int)curve_temp); |
bytes2 += ((int)curve_temp); |
953 |
curve_comp_error += curve_temp - ((int)curve_temp); |
curve_comp_error += curve_temp - ((int)curve_temp); |
954 |
} |
} |
955 |
else |
else |
956 |
{ |
{ |
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
dbytes *= twopass->average_bframe / twopass->average_pframe; |
|
|
|
|
|
bytes2 += ((int)dbytes); |
|
957 |
curve_comp_error += dbytes - ((int)dbytes); |
curve_comp_error += dbytes - ((int)dbytes); |
958 |
|
bytes2 += ((int)dbytes); |
959 |
} |
} |
960 |
|
|
961 |
// cap bytes2 to first pass size, lowers number of quant=1 frames |
if (frame->intra) |
|
if (bytes2 > bytes1) |
|
|
{ |
|
|
curve_comp_error += bytes2 - bytes1; |
|
|
bytes2 = bytes1; |
|
|
} |
|
|
else |
|
|
{ |
|
|
if (frame->intra==1) |
|
962 |
{ |
{ |
963 |
if (bytes2 < twopass->minisize) |
if (bytes2 < twopass->minisize) |
964 |
{ |
{ |
966 |
bytes2 = twopass->minisize; |
bytes2 = twopass->minisize; |
967 |
} |
} |
968 |
} |
} |
|
else if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
if (bytes2 < twopass->minbsize) |
|
|
bytes2 = twopass->minbsize; |
|
|
} |
|
969 |
else |
else |
970 |
{ |
{ |
971 |
if (bytes2 < twopass->minpsize) |
// cap bytes2 to first pass size, lowers number of quant=1 frames |
972 |
bytes2 = twopass->minpsize; |
if (bytes2 > bytes1) |
973 |
|
{ |
974 |
|
curve_comp_error += bytes2 - bytes1; |
975 |
|
bytes2 = bytes1; |
976 |
} |
} |
977 |
|
else if (bytes2 < twopass->minpsize) |
978 |
|
bytes2 = twopass->minpsize; |
979 |
} |
} |
980 |
} |
} |
981 |
|
|
983 |
|
|
984 |
// if this keyframe is too close to the next, |
// if this keyframe is too close to the next, |
985 |
// reduce it's byte allotment |
// reduce it's byte allotment |
986 |
if ((frame->intra==1) && !credits_pos) |
if (frame->intra && !credits_pos) |
987 |
{ |
{ |
988 |
KFdistance = codec->twopass.keyframe_locations[codec->twopass.KF_idx] - |
KFdistance = codec->twopass.keyframe_locations[codec->twopass.KF_idx] - |
989 |
codec->twopass.keyframe_locations[codec->twopass.KF_idx - 1]; |
codec->twopass.keyframe_locations[codec->twopass.KF_idx - 1]; |
1009 |
|
|
1010 |
// Foxer: scale overflow in relation to average size, so smaller frames don't get |
// Foxer: scale overflow in relation to average size, so smaller frames don't get |
1011 |
// too much/little bitrate |
// too much/little bitrate |
1012 |
overflow = (int)((double)overflow * bytes2 / twopass->average_pframe); |
overflow = (int)((double)overflow * bytes2 / twopass->average_frame * |
1013 |
|
(bytes1 - bytes2) / bytes1); |
1014 |
|
|
1015 |
// Foxer: reign in overflow with huge frames |
// Foxer: reign in overflow with huge frames |
1016 |
if (labs(overflow) > labs(twopass->overflow)) |
if (labs(overflow) > labs(twopass->overflow)) |
1039 |
bytes2 = twopass->max_framesize; |
bytes2 = twopass->max_framesize; |
1040 |
} |
} |
1041 |
|
|
1042 |
// make sure to not scale below the minimum framesize |
if (bytes2 < 1) |
|
if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
|
|
{ |
|
|
if (bytes2 < twopass->minisize) |
|
|
bytes2 = twopass->minisize; |
|
|
} |
|
|
else if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
if (bytes2 < twopass->minbsize) |
|
|
bytes2 = twopass->minbsize; |
|
|
} |
|
|
else |
|
1043 |
{ |
{ |
1044 |
if (bytes2 < twopass->minpsize) |
bytes2 = 1; |
|
bytes2 = twopass->minpsize; |
|
1045 |
} |
} |
1046 |
|
|
1047 |
twopass->bytes1 = bytes1; |
twopass->bytes1 = bytes1; |
1058 |
{ |
{ |
1059 |
frame->quant = 31; |
frame->quant = 31; |
1060 |
} |
} |
1061 |
else if (!(frame->intra==1)) |
else if (!frame->intra) |
1062 |
{ |
{ |
1063 |
// Foxer: aid desired quantizer precision by accumulating decision error |
// Foxer: aid desired quantizer precision by accumulating decision error |
1064 |
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
quant_error[frame->quant] += ((double)((twopass->nns1.quant & ~NNSTATS_KEYFRAME) * |
|
{ |
|
|
bquant_error[frame->quant] += ((double)((twopass->nns1.quant & ~NNSTATS_KEYFRAME) * |
|
1065 |
bytes1) / bytes2) - frame->quant; |
bytes1) / bytes2) - frame->quant; |
1066 |
|
|
1067 |
if (bquant_error[frame->quant] >= 1.0) |
if (quant_error[frame->quant] >= 1.0) |
1068 |
{ |
{ |
1069 |
bquant_error[frame->quant] -= 1.0; |
quant_error[frame->quant] -= 1.0; |
1070 |
++frame->quant; |
++frame->quant; |
1071 |
} |
} |
1072 |
} |
} |
|
else |
|
|
{ |
|
|
pquant_error[frame->quant] += ((double)((twopass->nns1.quant & ~NNSTATS_KEYFRAME) * |
|
|
bytes1) / bytes2) - frame->quant; |
|
|
|
|
|
if (pquant_error[frame->quant] >= 1.0) |
|
|
{ |
|
|
pquant_error[frame->quant] -= 1.0; |
|
|
++frame->quant; |
|
|
} |
|
|
} |
|
|
} |
|
1073 |
|
|
1074 |
// we're done with credits |
// we're done with credits |
1075 |
if (codec_is_in_credits(&codec->config, codec->framenum)) |
if (codec_is_in_credits(&codec->config, codec->framenum)) |
1077 |
return ICERR_OK; |
return ICERR_OK; |
1078 |
} |
} |
1079 |
|
|
1080 |
if ((frame->intra==1)) |
if (frame->intra) |
1081 |
{ |
{ |
1082 |
if (frame->quant < codec->config.min_iquant) |
if (frame->quant < codec->config.min_iquant) |
1083 |
{ |
{ |
1102 |
} |
} |
1103 |
|
|
1104 |
// subsequent frame quants can only be +- 2 |
// subsequent frame quants can only be +- 2 |
1105 |
if ((last_pquant || last_bquant) && capped_to_max_framesize == 0) |
if (last_quant && capped_to_max_framesize == 0) |
|
{ |
|
|
if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
{ |
|
|
// this bframe quantizer variation |
|
|
// restriction needs to be redone. |
|
|
if (frame->quant > last_bquant + 2) |
|
|
{ |
|
|
frame->quant = last_bquant + 2; |
|
|
DEBUG2P("B-frame quantizer prevented from rising too steeply"); |
|
|
} |
|
|
if (frame->quant < last_bquant - 2) |
|
|
{ |
|
|
frame->quant = last_bquant - 2; |
|
|
DEBUG2P("B-frame quantizer prevented from falling too steeply"); |
|
|
} |
|
|
} |
|
|
else |
|
1106 |
{ |
{ |
1107 |
if (frame->quant > last_pquant + 2) |
if (frame->quant > last_quant + 2) |
1108 |
{ |
{ |
1109 |
frame->quant = last_pquant + 2; |
frame->quant = last_quant + 2; |
1110 |
DEBUG2P("P-frame quantizer prevented from rising too steeply"); |
DEBUG2P("P-frame quantizer prevented from rising too steeply"); |
1111 |
} |
} |
1112 |
if (frame->quant < last_pquant - 2) |
if (frame->quant < last_quant - 2) |
1113 |
{ |
{ |
1114 |
frame->quant = last_pquant - 2; |
frame->quant = last_quant - 2; |
1115 |
DEBUG2P("P-frame quantizer prevented from falling too steeply"); |
DEBUG2P("P-frame quantizer prevented from falling too steeply"); |
1116 |
} |
} |
1117 |
} |
} |
1118 |
} |
} |
|
} |
|
1119 |
|
|
1120 |
if (capped_to_max_framesize == 0) |
if (capped_to_max_framesize == 0) |
1121 |
{ |
last_quant = frame->quant; |
|
if (twopass->nns1.quant & NNSTATS_KEYFRAME) |
|
|
{ |
|
|
last_bquant = frame->quant; |
|
|
last_pquant = frame->quant; |
|
|
} |
|
|
else if (twopass->nns1.dd_v & NNSTATS_BFRAME) |
|
|
last_bquant = frame->quant; |
|
|
else |
|
|
last_pquant = frame->quant; |
|
|
} |
|
1122 |
|
|
1123 |
if (codec->config.quant_type == QUANT_MODE_MOD) |
if (codec->config.quant_type == QUANT_MODE_MOD) |
1124 |
{ |
{ |
1125 |
frame->general |= (frame->quant < 4) ? XVID_MPEGQUANT : XVID_H263QUANT; |
frame->general |= (frame->quant < 4) ? XVID_MPEGQUANT : XVID_H263QUANT; |
1126 |
frame->general &= (frame->quant < 4) ? ~XVID_H263QUANT : ~XVID_MPEGQUANT; |
frame->general &= (frame->quant < 4) ? ~XVID_H263QUANT : ~XVID_MPEGQUANT; |
1127 |
} |
} |
1128 |
/* |
|
|
if (codec->config.quant_type == QUANT_MODE_MOD_NEW) |
|
|
{ |
|
|
frame->general |= (frame->quant < 4) ? XVID_H263QUANT : XVID_MPEGQUANT; |
|
|
frame->general &= (frame->quant < 4) ? ~XVID_MPEGQUANT : ~XVID_H263QUANT; |
|
|
} |
|
|
*/ |
|
1129 |
return ICERR_OK; |
return ICERR_OK; |
1130 |
} |
} |
1131 |
|
|
1138 |
DWORD wrote; |
DWORD wrote; |
1139 |
int credits_pos, tempdiv; |
int credits_pos, tempdiv; |
1140 |
char* quant_type; |
char* quant_type; |
|
char* frame_type; |
|
1141 |
|
|
1142 |
if (codec->framenum == 0) |
if (codec->framenum == 0) |
1143 |
{ |
{ |
1161 |
|
|
1162 |
// nns1.quant = stats->quant; |
// nns1.quant = stats->quant; |
1163 |
nns1.quant = 2; // ugly fix for lumi masking in 1st pass returning new quant |
nns1.quant = 2; // ugly fix for lumi masking in 1st pass returning new quant |
1164 |
nns1.lum_noise[0] = nns1.lum_noise[1] = 1; |
if (frame->intra) |
1165 |
frame_type="inter"; |
{ |
|
if (frame->intra==1) { |
|
1166 |
nns1.quant |= NNSTATS_KEYFRAME; |
nns1.quant |= NNSTATS_KEYFRAME; |
|
frame_type="intra"; |
|
|
} |
|
|
else if (frame->intra==2) { |
|
|
nns1.dd_v |= NNSTATS_BFRAME; |
|
|
frame_type="bframe"; |
|
|
} |
|
|
else if (frame->intra==3) { |
|
|
nns1.dd_v |= NNSTATS_SKIPFRAME; |
|
|
frame_type="skiped"; |
|
|
} |
|
|
else if (frame->intra==4) { |
|
|
nns1.dd_v |= NNSTATS_PADFRAME; |
|
|
frame_type="padded"; |
|
|
} |
|
|
else if (frame->intra==5) { |
|
|
nns1.dd_v |= NNSTATS_DELAYFRAME; |
|
|
frame_type="delayed"; |
|
1167 |
} |
} |
1168 |
nns1.kblk = stats->kblks; |
nns1.kblk = stats->kblks; |
1169 |
nns1.mblk = stats->mblks; |
nns1.mblk = stats->mblks; |
1170 |
nns1.ublk = stats->ublks; |
nns1.ublk = stats->ublks; |
1171 |
|
nns1.lum_noise[0] = nns1.lum_noise[1] = 1; |
1172 |
|
|
1173 |
total_size += frame->length; |
total_size += frame->length; |
1174 |
|
|
1175 |
DEBUG1ST(frame->length, (int)total_size/1024, frame_type, frame->quant, quant_type, stats->kblks, stats->mblks) |
DEBUG1ST(frame->length, (int)total_size/1024, frame->intra, frame->quant, quant_type, stats->kblks, stats->mblks) |
|
|
|
1176 |
|
|
1177 |
if (WriteFile(codec->twopass.stats1, &nns1, sizeof(NNSTATS), &wrote, 0) == 0 || wrote != sizeof(NNSTATS)) |
if (WriteFile(codec->twopass.stats1, &nns1, sizeof(NNSTATS), &wrote, 0) == 0 || wrote != sizeof(NNSTATS)) |
1178 |
{ |
{ |
1184 |
case DLG_MODE_2PASS_2_INT : |
case DLG_MODE_2PASS_2_INT : |
1185 |
case DLG_MODE_2PASS_2_EXT : |
case DLG_MODE_2PASS_2_EXT : |
1186 |
credits_pos = codec_is_in_credits(&codec->config, codec->framenum); |
credits_pos = codec_is_in_credits(&codec->config, codec->framenum); |
|
if (!(codec->twopass.nns1.dd_v & NNSTATS_SKIPFRAME) && |
|
|
!(codec->twopass.nns1.dd_v & NNSTATS_PADFRAME) && |
|
|
!(codec->twopass.nns1.dd_v & NNSTATS_DELAYFRAME)) |
|
|
{ |
|
1187 |
if (!credits_pos) |
if (!credits_pos) |
1188 |
{ |
{ |
1189 |
codec->twopass.quant_count[frame->quant]++; |
codec->twopass.quant_count[frame->quant]++; |
1231 |
codec->twopass.KFoverflow_partial = 0; |
codec->twopass.KFoverflow_partial = 0; |
1232 |
// end of ugly fix. |
// end of ugly fix. |
1233 |
} |
} |
|
} |
|
1234 |
|
|
1235 |
frame_type="inter"; |
DEBUG2ND(frame->quant, quant_type, frame->intra, codec->twopass.bytes1, codec->twopass.desired_bytes2, frame->length, codec->twopass.overflow, credits_pos) |
|
if (frame->intra==1) { |
|
|
frame_type="intra"; |
|
|
} |
|
|
else if (codec->twopass.nns1.dd_v & NNSTATS_BFRAME) { |
|
|
frame_type="bframe"; |
|
|
} |
|
|
else if (codec->twopass.nns1.dd_v & NNSTATS_SKIPFRAME) { |
|
|
frame_type="skipped"; |
|
|
frame->quant = 2; |
|
|
codec->twopass.bytes1 = 1; |
|
|
codec->twopass.desired_bytes2 = 1; |
|
|
frame->length = 1; |
|
|
} |
|
|
else if (codec->twopass.nns1.dd_v & NNSTATS_PADFRAME) { |
|
|
frame_type="padded"; |
|
|
frame->quant = 2; |
|
|
codec->twopass.bytes1 = 7; |
|
|
codec->twopass.desired_bytes2 = 7; |
|
|
frame->length = 7; |
|
|
} |
|
|
else if (codec->twopass.nns1.dd_v & NNSTATS_DELAYFRAME) { |
|
|
frame_type="delayed"; |
|
|
frame->quant = 2; |
|
|
codec->twopass.bytes1 = 1; |
|
|
codec->twopass.desired_bytes2 = 1; |
|
|
frame->length = 1; |
|
|
} |
|
|
|
|
|
DEBUG2ND(frame->quant, quant_type, frame_type, codec->twopass.bytes1, codec->twopass.desired_bytes2, frame->length, codec->twopass.overflow, credits_pos) |
|
1236 |
break; |
break; |
1237 |
|
|
1238 |
default: |
default: |
1246 |
{ |
{ |
1247 |
int i; |
int i; |
1248 |
char s[100]; |
char s[100]; |
|
|
|
|
if (codec->twopass.nns1_array) |
|
|
{ |
|
|
free(codec->twopass.nns1_array); |
|
|
codec->twopass.nns1_array = NULL; |
|
|
} |
|
|
if (codec->twopass.nns2_array) |
|
|
{ |
|
|
free(codec->twopass.nns2_array); |
|
|
codec->twopass.nns2_array = NULL; |
|
|
} |
|
|
codec->twopass.nns_array_size = 0; |
|
|
codec->twopass.nns_array_length = 0; |
|
|
codec->twopass.nns_array_pos = 0; |
|
|
|
|
1249 |
if (codec->config.mode == DLG_MODE_2PASS_2_EXT || codec->config.mode == DLG_MODE_2PASS_2_INT) |
if (codec->config.mode == DLG_MODE_2PASS_2_EXT || codec->config.mode == DLG_MODE_2PASS_2_INT) |
1250 |
{ |
{ |
1251 |
// output the quantizer distribution for this encode. |
// output the quantizer distribution for this encode. |