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b188579bb6
commit
a8b1099a1e
228 changed files with 10990 additions and 5670 deletions
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@ -46,7 +46,6 @@ extern "C"
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/* Limits on bitrate */
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#define MIN_TARGET_RATE_BPS 5000
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#define MAX_TARGET_RATE_BPS 80000
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#define TARGET_RATE_TAB_SZ 8
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/* LBRR thresholds */
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#define LBRR_NB_MIN_RATE_BPS 12000
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@ -56,6 +55,12 @@ extern "C"
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/* DTX settings */
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#define NB_SPEECH_FRAMES_BEFORE_DTX 10 /* eq 200 ms */
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#define MAX_CONSECUTIVE_DTX 20 /* eq 400 ms */
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#define DTX_ACTIVITY_THRESHOLD 0.1f
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/* VAD decision */
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#define VAD_NO_DECISION -1
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#define VAD_NO_ACTIVITY 0
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#define VAD_ACTIVITY 1
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/* Maximum sampling frequency */
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#define MAX_FS_KHZ 16
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@ -147,7 +152,7 @@ extern "C"
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#define USE_HARM_SHAPING 1
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/* Max LPC order of noise shaping filters */
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#define MAX_SHAPE_LPC_ORDER 16
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#define MAX_SHAPE_LPC_ORDER 24
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#define HARM_SHAPE_FIR_TAPS 3
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@ -157,8 +162,7 @@ extern "C"
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#define LTP_BUF_LENGTH 512
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#define LTP_MASK ( LTP_BUF_LENGTH - 1 )
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#define DECISION_DELAY 32
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#define DECISION_DELAY_MASK ( DECISION_DELAY - 1 )
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#define DECISION_DELAY 40
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/* Number of subframes for excitation entropy coding */
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#define SHELL_CODEC_FRAME_LENGTH 16
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@ -173,11 +177,7 @@ extern "C"
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#define MAX_MATRIX_SIZE MAX_LPC_ORDER /* Max of LPC Order and LTP order */
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#if( MAX_LPC_ORDER > DECISION_DELAY )
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# define NSQ_LPC_BUF_LENGTH MAX_LPC_ORDER
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#else
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# define NSQ_LPC_BUF_LENGTH DECISION_DELAY
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#endif
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/***************************/
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/* Voice activity detector */
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@ -205,7 +205,6 @@ extern "C"
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/******************/
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#define NLSF_W_Q 2
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#define NLSF_VQ_MAX_VECTORS 32
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#define NLSF_VQ_MAX_SURVIVORS 32
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#define NLSF_QUANT_MAX_AMPLITUDE 4
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#define NLSF_QUANT_MAX_AMPLITUDE_EXT 10
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#define NLSF_QUANT_LEVEL_ADJ 0.1
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@ -226,6 +225,7 @@ extern "C"
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/* Defines for CN generation */
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#define CNG_BUF_MASK_MAX 255 /* 2^floor(log2(MAX_FRAME_LENGTH))-1 */
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#define CNG_GAIN_SMTH_Q16 4634 /* 0.25^(1/4) */
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#define CNG_GAIN_SMTH_THRESHOLD_Q16 46396 /* -3 dB */
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#define CNG_NLSF_SMTH_Q16 16348 /* 0.25 */
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#ifdef __cplusplus
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