ref: aa5bd61cb7c39a0f094d0f1fbad3fb1c3252307d
parent: 6baa8e18d9135eca37a6c58054815aa8cb34498f
author: Jean-Marc Valin <[email protected]>
date: Fri Dec 7 19:27:10 EST 2007
Another experimental mode with longer frames.
--- a/libcelt/celt.h
+++ b/libcelt/celt.h
@@ -39,6 +39,7 @@
extern const CELTMode const *celt_mode1;
extern const CELTMode const *celt_mode2;
+extern const CELTMode const *celt_mode3;
/* Encoder stuff */
--- a/libcelt/modes.c
+++ b/libcelt/modes.c
@@ -42,6 +42,10 @@
const int pbank1[PBANDS128+2] = {0, 4, 8, 12, 20, PITCH_END128, 128};+const int qbank3[NBANDS128+2] = {0, 4, 8, 12, 16, 24, 32, 40, 48, 56, 72, 88, 104, 126, 168, 232, 256};+#define PITCH_END256 72
+const int pbank3[PBANDS128+2] = {0, 8, 16, 24, 40, PITCH_END256, 256};+
/* Approx 38 kbps @ 44.1 kHz */
const CELTMode mode1 = {256, /**< frameSize */
@@ -72,5 +76,21 @@
qpulses2 /**< nbPulses */
};
+/* Approx 38 kbps @ 44.1 kHz */
+const CELTMode mode3 = {+ 512, /**< frameSize */
+ 256, /**< mdctSize */
+ 2, /**< nbMdctBlocks */
+
+ NBANDS128, /**< nbEBands */
+ PBANDS128, /**< nbPBands */
+ PITCH_END256,/**< pitchEnd */
+
+ qbank3, /**< eBands */
+ pbank3, /**< pBands*/
+ qpulses2 /**< nbPulses */
+};
+
const CELTMode const *celt_mode1 = &mode1;
const CELTMode const *celt_mode2 = &mode2;
+const CELTMode const *celt_mode3 = &mode3;