net.sourceforge.jaad.aac.syntax.ScaleFactorBands Maven / Gradle / Ivy

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Pure Java implementation of video/audio codecs and formats
There is a newer version: 0.2.5
package net.sourceforge.jaad.aac.syntax;

/**
 * This class is part of JAAD ( jaadec.sourceforge.net ) that is distributed
 * under the Public Domain license. Code changes provided by the JCodec project
 * are distributed under FreeBSD license. 
 *
 * @author in-somnia
 */
interface ScaleFactorBands {

	/* scalefactor-band tables end with -1, so that an error can be detected
	by index[i+1] without an exception */
	int[] SWB_LONG_WINDOW_COUNT = {
		41, 41, 47, 49, 49, 51, 47, 47, 43, 43, 43, 40
	};
	int[] SWB_OFFSET_1024_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, 1024,
		-1
	};
	int[] SWB_OFFSET_1024_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, 984, 1024,
		-1
	};
	int[] SWB_OFFSET_1024_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, 1024,
		-1
	};
	int[] SWB_OFFSET_1024_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, 992, 1024,
		-1
	};
	int[] SWB_OFFSET_1024_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, 1024,
		-1
	};
	int[] SWB_OFFSET_1024_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, 1024,
		-1
	};
	int[] SWB_OFFSET_1024_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, 1024,
		-1
	};
	int[][] SWB_OFFSET_LONG_WINDOW = {
		SWB_OFFSET_1024_96,
		SWB_OFFSET_1024_96,
		SWB_OFFSET_1024_64,
		SWB_OFFSET_1024_48,
		SWB_OFFSET_1024_48,
		SWB_OFFSET_1024_32,
		SWB_OFFSET_1024_24,
		SWB_OFFSET_1024_24,
		SWB_OFFSET_1024_16,
		SWB_OFFSET_1024_16,
		SWB_OFFSET_1024_16,
		SWB_OFFSET_1024_8
	};
	int[] SWB_SHORT_WINDOW_COUNT = {
		12, 12, 12, 14, 14, 14, 15, 15, 15, 15, 15, 15
	};
	int[] SWB_OFFSET_128_96 = {
		0, 4, 8, 12, 16, 20, 24, 32, 40, 48, 64, 92, 128,
		-1
	};
	int[] SWB_OFFSET_128_64 = {
		0, 4, 8, 12, 16, 20, 24, 32, 40, 48, 64, 92, 128,
		-1
	};
	int[] SWB_OFFSET_128_48 = {
		0, 4, 8, 12, 16, 20, 28, 36, 44, 56, 68, 80, 96, 112, 128,
		-1
	};
	int[] SWB_OFFSET_128_24 = {
		0, 4, 8, 12, 16, 20, 24, 28, 36, 44, 52, 64, 76, 92, 108, 128,
		-1
	};
	int[] SWB_OFFSET_128_16 = {
		0, 4, 8, 12, 16, 20, 24, 28, 32, 40, 48, 60, 72, 88, 108, 128,
		-1
	};
	int[] SWB_OFFSET_128_8 = {
		0, 4, 8, 12, 16, 20, 24, 28, 36, 44, 52, 60, 72, 88, 108, 128,
		-1
	};
	int[][] SWB_OFFSET_SHORT_WINDOW = {
		SWB_OFFSET_128_96,
		SWB_OFFSET_128_96,
		SWB_OFFSET_128_64,
		SWB_OFFSET_128_48,
		SWB_OFFSET_128_48,
		SWB_OFFSET_128_48,
		SWB_OFFSET_128_24,
		SWB_OFFSET_128_24,
		SWB_OFFSET_128_16,
		SWB_OFFSET_128_16,
		SWB_OFFSET_128_16,
		SWB_OFFSET_128_8
	};
}