枚举成员
SAMPLE_RATE_INVALID
SAMPLE_RATE_INVALID:-1
SAMPLE_RATE_NONE
SAMPLE_RATE_NONE:0
SAMPLE_RATE_2_KHZ
SAMPLE_RATE_2_KHZ:2000
SAMPLE_RATE_8_KHZ
SAMPLE_RATE_8_KHZ:8000
SAMPLE_RATE_11_025_KHZ
SAMPLE_RATE_11_025_KHZ:11025
SAMPLE_RATE_12_KHZ
SAMPLE_RATE_12_KHZ:12000
SAMPLE_RATE_16_KHZ
SAMPLE_RATE_16_KHZ:16000
SAMPLE_RATE_22_050_KHZ
SAMPLE_RATE_22_050_KHZ:22050
SAMPLE_RATE_24_KHZ
SAMPLE_RATE_24_KHZ:24000
SAMPLE_RATE_32_KHZ
SAMPLE_RATE_32_KHZ:32000
SAMPLE_RATE_44_1_KHZ
SAMPLE_RATE_44_1_KHZ:44100
SAMPLE_RATE_48_KHZ
SAMPLE_RATE_48_KHZ:48000
SAMPLE_RATE_64_KHZ
SAMPLE_RATE_64_KHZ:64000
SAMPLE_RATE_88_2_KHZ
SAMPLE_RATE_88_2_KHZ:88200
SAMPLE_RATE_96_KHZ
SAMPLE_RATE_96_KHZ:96000
SAMPLE_RATE_128_KHZ
SAMPLE_RATE_128_KHZ:128000
SAMPLE_RATE_176_4_KHZ
SAMPLE_RATE_176_4_KHZ:176400
SAMPLE_RATE_192_KHZ
SAMPLE_RATE_192_KHZ:192000
