From dbc9a8f21f92d0613142ea23bb836356fc41de38 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Tue, 4 Jul 2017 16:59:13 +0200 Subject: avcodec/aac: Add floating point 960/120 MDCT window Co-Authored-By: Alex Converse Co-Authored-By: Rostislav Pehlivanov --- libavcodec/aactab.c | 120 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) (limited to 'libavcodec/aactab.c') 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 -- cgit v1.2.1