avcodec/aac: Add floating point 960/120 MDCT window

Co-Authored-By: Alex Converse <alex.converse@gmail.com>
Co-Authored-By: Rostislav Pehlivanov <atomnuker@gmail.com>

1 files changed, 120 insertions, 0 deletions

diff --git a/libavcodec/aactab.c b/libavcodec/aactab.c
index 77d8732c47..df551b058f 100644
--- a/libavcodec/aactab.c
+++ b/libavcodec/aactab.c
@@ -37,6 +37,8 @@ float ff_aac_pow34sf_tab[428];
 
 DECLARE_ALIGNED(32, float,  ff_aac_kbd_long_1024)[1024];
 DECLARE_ALIGNED(32, float,  ff_aac_kbd_short_128)[128];
+DECLARE_ALIGNED(32, float,  ff_aac_kbd_long_960)[960];
+DECLARE_ALIGNED(32, float,  ff_aac_kbd_short_120)[120];
 DECLARE_ALIGNED(32, int,    ff_aac_kbd_long_1024_fixed)[1024];
 DECLARE_ALIGNED(32, int,    ff_aac_kbd_short_128_fixed)[128];
 
@@ -44,6 +46,10 @@ const uint8_t ff_aac_num_swb_1024[] = {
     41, 41, 47, 49, 49, 51, 47, 47, 43, 43, 43, 40, 40
 };
 
+const uint8_t ff_aac_num_swb_960[] = {
+    40, 40, 46, 49, 49, 49, 46, 46, 42, 42, 42, 40, 40
+};
+
 const uint8_t ff_aac_num_swb_512[] = {
      0,  0,  0, 36, 36, 37, 31, 31,  0,  0,  0,  0,  0
 };
@@ -56,6 +62,10 @@ const uint8_t ff_aac_num_swb_128[] = {
     12, 12, 12, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15
 };
 
+const uint8_t ff_aac_num_swb_120[] = {
+    12, 12, 12, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15
+};
+
 const uint8_t ff_aac_pred_sfb_max[] = {
     33, 33, 38, 40, 40, 40, 41, 41, 37, 37, 37, 34, 34
 };
@@ -1229,6 +1239,100 @@ static const uint16_t swb_offset_128_8[] = {
     36,  44,  52,  60,  72,  88, 108, 128
 };
 
+static const uint16_t swb_offset_960_96[] =
+{
+    0,   4,   8,   12,  16,  20,  24,  28,  32,  36,
+    40,  44,  48,  52,  56,  64,  72,  80,  88,  96,
+    108, 120, 132, 144, 156, 172, 188, 212, 240, 276,
+    320, 384, 448, 512, 576, 640, 704, 768, 832, 896,
+    960
+};
+
+static const uint16_t swb_offset_960_64[] =
+{
+    0,   4,   8,   12,  16,  20,  24,  28,  32,  36,
+    40,  44,  48,  52,  56,  64,  72,  80,  88,  100,
+    112, 124, 140, 156, 172, 192, 216, 240, 268, 304,
+    344, 384, 424, 464, 504, 544, 584, 624, 664, 704,
+    744, 784, 824, 864, 904, 944, 960
+};
+
+static const uint16_t swb_offset_960_48[] =
+{
+    0,   4,   8,   12,  16,  20,  24,  28,  32,  36,
+    40,  48,  56,  64,  72,  80,  88,  96,  108, 120,
+    132, 144, 160, 176, 196, 216, 240, 264, 292, 320,
+    352, 384, 416, 448, 480, 512, 544, 576, 608, 640,
+    672, 704, 736, 768, 800, 832, 864, 896, 928, 960
+};
+
+static const uint16_t swb_offset_960_32[] =
+{
+    0,   4,   8,   12,  16,  20,  24,  28,  32,  36,
+    40,  48,  56,  64,  72,  80,  88,  96,  108, 120,
+    132, 144, 160, 176, 196, 216, 240, 264, 292, 320,
+    352, 384, 416, 448, 480, 512, 544, 576, 608, 640,
+    672, 704, 736, 768, 800, 832, 864, 896, 928, 960
+};
+
+static const uint16_t swb_offset_960_24[] =
+{
+    0,   4,   8,   12,  16,  20,  24,  28,  32,  36,
+    40,  44,  52,  60,  68,  76,  84,  92,  100, 108,
+    116, 124, 136, 148, 160, 172, 188, 204, 220, 240,
+    260, 284, 308, 336, 364, 396, 432, 468, 508, 552,
+    600, 652, 704, 768, 832, 896, 960
+};
+
+static const uint16_t swb_offset_960_16[] =
+{
+    0,   8,   16,  24,  32,  40,  48,  56,  64,  72,
+    80,  88,  100, 112, 124, 136, 148, 160, 172, 184,
+    196, 212, 228, 244, 260, 280, 300, 320, 344, 368,
+    396, 424, 456, 492, 532, 572, 616, 664, 716, 772,
+    832, 896, 960
+};
+
+static const uint16_t swb_offset_960_8[] =
+{
+    0,   12,  24,  36,  48,  60,  72,  84,  96,  108,
+    120, 132, 144, 156, 172, 188, 204, 220, 236, 252,
+    268, 288, 308, 328, 348, 372, 396, 420, 448, 476,
+    508, 544, 580, 620, 664, 712, 764, 820, 880, 944,
+    960
+};
+
+
+static const uint16_t swb_offset_120_96[] =
+{
+    0, 4, 8, 12, 16, 20, 24, 32, 40, 48, 64, 92, 120
+};
+
+static const uint16_t swb_offset_120_64[] =
+{
+    0, 4, 8, 12, 16, 20, 24, 32, 40, 48, 64, 92, 120
+};
+
+static const uint16_t swb_offset_120_48[] =
+{
+    0,  4, 8, 12, 16, 20, 28, 36, 44, 56, 68, 80, 96, 112, 120
+};
+
+static const uint16_t swb_offset_120_24[] =
+{
+    0, 4, 8, 12, 16, 20, 24, 28, 36, 44, 52, 64, 76, 92, 108, 120
+};
+
+static const uint16_t swb_offset_120_16[] =
+{
+    0, 4, 8, 12, 16, 20, 24, 28, 32, 40, 48, 60, 72, 88, 108, 120
+};
+
+static const uint16_t swb_offset_120_8[] =
+{
+    0, 4, 8, 12, 16,  20, 24, 28, 36, 44, 52, 60, 72, 88, 108, 120
+};
+
 const uint16_t * const ff_swb_offset_1024[] = {
     swb_offset_1024_96, swb_offset_1024_96, swb_offset_1024_64,
     swb_offset_1024_48, swb_offset_1024_48, swb_offset_1024_32,
@@ -1237,6 +1341,14 @@ const uint16_t * const ff_swb_offset_1024[] = {
     swb_offset_1024_8
 };
 
+const uint16_t * const ff_swb_offset_960[] = {
+    swb_offset_960_96, swb_offset_960_96, swb_offset_960_64,
+    swb_offset_960_48, swb_offset_960_48, swb_offset_960_32,
+    swb_offset_960_24, swb_offset_960_24, swb_offset_960_16,
+    swb_offset_960_16, swb_offset_960_16, swb_offset_960_8,
+    swb_offset_960_8
+};
+
 const uint16_t * const ff_swb_offset_512[] = {
     NULL,               NULL,               NULL,
     swb_offset_512_48,  swb_offset_512_48,  swb_offset_512_32,
@@ -1263,6 +1375,14 @@ const uint16_t * const ff_swb_offset_128[] = {
     swb_offset_128_8
 };
 
+const uint16_t * const ff_swb_offset_120[] = {
+    swb_offset_120_96, swb_offset_120_96, swb_offset_120_96,
+    swb_offset_120_48, swb_offset_120_48, swb_offset_120_48,
+    swb_offset_120_24, swb_offset_120_24, swb_offset_120_16,
+    swb_offset_120_16, swb_offset_120_16, swb_offset_120_8,
+    swb_offset_120_8
+};
+
 // @}
 
 /* @name ff_tns_max_bands