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Android闊抽鍩虹鐭ヨ瘑_V1.9 PDF 涓嬭澆
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闊抽鎸囦漢鑰沖彲浠ュ惉鍒扮殑澹伴煶棰戠巼鍦?0Hz~20kHz涔嬮棿鐨勫０娉紝楂樹繚鐪熺郴緇熶細(xì)澶勭悊10Hz~90KHz鐨勯煶棰戯紝閫氬父SOC涓昏姱鐗囧拰PA鍔熸斁鑺墖鐨勯煶棰戝悗澶勭悊post-processing浼?xì)瀵规鑼冨洿鐨勯煶棰戝仛甯﹂€氭護(hù)娉€?/div>
甯歌鍩烘湰鍙傛暟鍖呮嫭錛?/div>
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飦噰鏍蜂綅鏁皊ample bit-depth
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飦€氶亾鏁癱hannel count
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飦撫澶у皬frame size
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frame_size = sample_bits * channel_count
16bits * 2ch = 32 bits
飦撫鍧梖rame block
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frame_block_size = 20ms/1000ms * 48K * frame_size = 960 * frames = 960 * 4B = 3840 B
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frame_block_size = 5ms/1000ms * 48K * frame_size = 240 * frames = 240 * 4B = 960 B
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