Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(194)

Side by Side Diff: webrtc/modules/audio_coding/codecs/ilbc/cb_search.c

Issue 1168753002: Match existing type usage better. (Closed) Base URL: https://chromium.googlesource.com/external/webrtc@master
Patch Set: Resync Created 5 years, 6 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 /* 1 /*
2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source 5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
(...skipping 90 matching lines...) Expand 10 before | Expand all | Expand 10 after
101 WebRtcSpl_FilterARFastQ12( 101 WebRtcSpl_FilterARFastQ12(
102 intarget, target, 102 intarget, target,
103 weightDenum, LPC_FILTERORDER+1, lTarget); 103 weightDenum, LPC_FILTERORDER+1, lTarget);
104 104
105 /* Store target, towards the end codedVec is calculated as 105 /* Store target, towards the end codedVec is calculated as
106 the initial target minus the remaining target */ 106 the initial target minus the remaining target */
107 WEBRTC_SPL_MEMCPY_W16(codedVec, target, lTarget); 107 WEBRTC_SPL_MEMCPY_W16(codedVec, target, lTarget);
108 108
109 /* Find the highest absolute value to calculate proper 109 /* Find the highest absolute value to calculate proper
110 vector scale factor (so that it uses 12 bits) */ 110 vector scale factor (so that it uses 12 bits) */
111 temp1 = WebRtcSpl_MaxAbsValueW16(buf, (int16_t)lMem); 111 temp1 = WebRtcSpl_MaxAbsValueW16(buf, lMem);
112 temp2 = WebRtcSpl_MaxAbsValueW16(target, (int16_t)lTarget); 112 temp2 = WebRtcSpl_MaxAbsValueW16(target, lTarget);
113 113
114 if ((temp1>0)&&(temp2>0)) { 114 if ((temp1>0)&&(temp2>0)) {
115 temp1 = WEBRTC_SPL_MAX(temp1, temp2); 115 temp1 = WEBRTC_SPL_MAX(temp1, temp2);
116 scale = WebRtcSpl_GetSizeInBits((uint32_t)(temp1 * temp1)); 116 scale = WebRtcSpl_GetSizeInBits((uint32_t)(temp1 * temp1));
117 } else { 117 } else {
118 /* temp1 or temp2 is negative (maximum was -32768) */ 118 /* temp1 or temp2 is negative (maximum was -32768) */
119 scale = 30; 119 scale = 30;
120 } 120 }
121 121
122 /* Scale to so that a mul-add 40 times does not overflow */ 122 /* Scale to so that a mul-add 40 times does not overflow */
(...skipping 202 matching lines...) Expand 10 before | Expand all | Expand 10 after
325 WebRtcIlbcfix_CreateAugmentedVec((int16_t)(index[stage]-2*base_size+40 ), 325 WebRtcIlbcfix_CreateAugmentedVec((int16_t)(index[stage]-2*base_size+40 ),
326 cbvectors+lMem, aug_vec); 326 cbvectors+lMem, aug_vec);
327 pp = aug_vec; 327 pp = aug_vec;
328 } 328 }
329 } 329 }
330 } 330 }
331 331
332 /* Subtract the best codebook vector, according 332 /* Subtract the best codebook vector, according
333 to measure, from the target vector */ 333 to measure, from the target vector */
334 334
335 WebRtcSpl_AddAffineVectorToVector(target, pp, (int16_t)(-bestGain), (int32_t )8192, (int16_t)14, (int)lTarget); 335 WebRtcSpl_AddAffineVectorToVector(target, pp, (int16_t)(-bestGain),
336 (int32_t)8192, (int16_t)14, lTarget);
336 337
337 /* record quantized gain */ 338 /* record quantized gain */
338 gains[stage+1] = bestGain; 339 gains[stage+1] = bestGain;
339 340
340 } /* end of Main Loop. for (stage=0;... */ 341 } /* end of Main Loop. for (stage=0;... */
341 342
342 /* Calculte the coded vector (original target - what's left) */ 343 /* Calculte the coded vector (original target - what's left) */
343 for (i=0;i<lTarget;i++) { 344 for (i=0;i<lTarget;i++) {
344 codedVec[i]-=target[i]; 345 codedVec[i]-=target[i];
345 } 346 }
(...skipping 40 matching lines...) Expand 10 before | Expand all | Expand 10 after
386 j=i; 387 j=i;
387 WebRtcIlbcfix_kGainSq5_ptr = (int16_t*)&WebRtcIlbcfix_kGainSq5[i]; 388 WebRtcIlbcfix_kGainSq5_ptr = (int16_t*)&WebRtcIlbcfix_kGainSq5[i];
388 } 389 }
389 } 390 }
390 gainPtr++; 391 gainPtr++;
391 } 392 }
392 gain_index[0]=j; 393 gain_index[0]=j;
393 394
394 return; 395 return;
395 } 396 }
OLDNEW
« no previous file with comments | « webrtc/modules/audio_coding/codecs/cng/webrtc_cng.c ('k') | webrtc/modules/audio_coding/codecs/ilbc/decode.c » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698