79 lines
3.7 KiB
C
79 lines
3.7 KiB
C
/* Copyright Statement:
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* *
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* * This software/firmware and related documentation ("MediaTek Software") are
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* * protected under relevant copyright laws. The information contained herein
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* * is confidential and proprietary to MediaTek Inc. and/or its licensors.
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* * Without the prior written permission of MediaTek inc. and/or its licensors,
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* * any reproduction, modification, use or disclosure of MediaTek Software,
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* * and information contained herein, in whole or in part, shall be strictly
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* * prohibited.
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* *
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* * MediaTek Inc. (C) 2016. All rights reserved.
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* *
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* * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
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* * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
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* * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER
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* * ON AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL
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* * WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
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* * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
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* * NONINFRINGEMENT.
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* * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
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* * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
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* * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO
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* * SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER
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* * EXPRESSLY ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN
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* * FROM ANY THIRD PARTY ALL PROPER LICENSES CONTAINED IN MEDIATEK SOFTWARE.
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* * MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES
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* * MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR
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* * OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND
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* * CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED
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* * HEREUNDER WILL BE, AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK
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* * SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE
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* * PAID BY RECEIVER TO MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
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* *
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* * The following software/firmware and/or related documentation ("MediaTek Software")
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* * have been modified by MediaTek Inc. All revisions are subject to any receiver's
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* * applicable license agreements with MediaTek Inc.
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* */
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#ifndef _A2DP_AAC_VBR_H_
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#define _A2DP_AAC_VBR_H_
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#ifndef AACBT_API
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#define AACBT_API
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#endif /* AACBT_API */
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typedef enum {
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AACENC_BR_MODE_INVALID = -1, /*!< Invalid bitrate mode. */
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AACENC_BR_MODE_CBR = 0, /*!< Constant bitrate mode. */
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AACENC_BR_MODE_VBR_1 = 1, /*!< Variable bitrate mode, very low bitrate. */
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AACENC_BR_MODE_VBR_2 = 2, /*!< Variable bitrate mode, low bitrate. */
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AACENC_BR_MODE_VBR_3 = 3, /*!< Variable bitrate mode, medium bitrate. */
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AACENC_BR_MODE_VBR_4 = 4, /*!< Variable bitrate mode, high bitrate. */
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AACENC_BR_MODE_VBR_5 = 5, /*!< Variable bitrate mode, very high bitrate. */
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AACENC_BR_MODE_FF = 6, /*!< Fixed frame mode. */
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AACENC_BR_MODE_SFR = 7 /*!< Superframe mode. */
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} AACENC_BITRATE_MODE;
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// If vendor.bluetooth.a2dp_aac_vbr.enable value changed,
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// call this functionto update the prop value, can be called when setup aac codec.
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extern bool mtk_aac_vbr_enabled();
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// Current device's vbr support value
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extern void mtk_aac_vbr_prop_updated();
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// Set VBR max mode
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extern void mtk_aac_vbr_set_max_mode(int max_vbr_mode);
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// Get VBR max mode
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extern int mtk_aac_vbr_get_max_mode();
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// Check if the aac used vbr mode.
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extern void mtk_aac_vbr_set_support(int bitrate_support_val);
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//This function just called in aac vbr mode to return the current vbr mode.
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extern int mtk_aac_vbr_get_mode(size_t queueLen);
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#endif /* _AACBT_H_ */
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