1 files changed, 75 insertions, 0 deletions
diff --git a/media/libstagefright/codecs/aacenc/inc/line_pe.h b/media/libstagefright/codecs/aacenc/inc/line_pe.h
new file mode 100644
index 0000000..116d5a8
--- /dev/null
+++ b/media/libstagefright/codecs/aacenc/inc/line_pe.h
@@ -0,0 +1,75 @@
+/*
+ ** Copyright 2003-2010, VisualOn, Inc.
+ **
+ ** Licensed under the Apache License, Version 2.0 (the "License");
+ ** you may not use this file except in compliance with the License.
+ ** You may obtain a copy of the License at
+ **
+ **     http://www.apache.org/licenses/LICENSE-2.0
+ **
+ ** Unless required by applicable law or agreed to in writing, software
+ ** distributed under the License is distributed on an "AS IS" BASIS,
+ ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ ** See the License for the specific language governing permissions and
+ ** limitations under the License.
+ */
+/*******************************************************************************
+	File:		line_pe.h
+
+	Content:	Perceptual entropie module structure and functions
+
+*******************************************************************************/
+
+#ifndef __LINE_PE_H
+#define __LINE_PE_H
+
+
+#include "psy_const.h"
+#include "interface.h"
+
+
+typedef struct {
+   Word16 sfbLdEnergy[MAX_GROUPED_SFB];     /* 4*log(sfbEnergy)/log(2) */
+   Word16 sfbNLines4[MAX_GROUPED_SFB];      /* 4*number of relevant lines in sfb */
+   Word16 sfbPe[MAX_GROUPED_SFB];           /* pe for each sfb */
+   Word16 sfbConstPart[MAX_GROUPED_SFB];    /* constant part for each sfb */
+   Word16 sfbNActiveLines[MAX_GROUPED_SFB]; /* number of active lines in sfb */
+   Word16 pe;                               /* sum of sfbPe */
+   Word16 constPart;                        /* sum of sfbConstPart */
+   Word16 nActiveLines;                     /* sum of sfbNActiveLines */
+} PE_CHANNEL_DATA; /* size Word16: 303 */
+
+
+typedef struct {
+   PE_CHANNEL_DATA peChannelData[MAX_CHANNELS];
+   Word16 pe;
+   Word16 constPart;
+   Word16 nActiveLines;
+   Word16 offset;
+   Word16 ahFlag[MAX_CHANNELS][MAX_GROUPED_SFB];
+   Word32 thrExp[MAX_CHANNELS][MAX_GROUPED_SFB];
+   Word32 sfbPeFactors[MAX_CHANNELS][MAX_GROUPED_SFB];
+} PE_DATA; /* size Word16: 303 + 4 + 120 + 240 = 667 */
+
+
+
+
+void prepareSfbPe(PE_DATA *peData,
+                  PSY_OUT_CHANNEL  psyOutChannel[MAX_CHANNELS],
+                  Word16 logSfbEnergy[MAX_CHANNELS][MAX_GROUPED_SFB],
+                  Word16 sfbNRelevantLines[MAX_CHANNELS][MAX_GROUPED_SFB],
+                  const Word16 nChannels,
+                  const Word16 peOffset);
+
+
+
+
+
+void calcSfbPe(PE_DATA *peData,
+               PSY_OUT_CHANNEL psyOutChannel[MAX_CHANNELS],
+               const Word16 nChannels);
+
+
+
+
+#endif