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47 lines
1.4 KiB
47 lines
1.4 KiB
/****************************************************************************** |
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* |
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* Copyright (C) 1999-2012 Broadcom Corporation |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at: |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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******************************************************************************/ |
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#ifndef _SBC_IF_H |
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#define _SBC_IF_H |
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#define PCM_BUFFER_SIZE 512 |
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/* |
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SBC_Init - called once for each track played |
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pcm_sample_freq - 4000 to 48000 |
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channels - 1 mono 2 stereo |
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bits_per_sample - 8 or 16 |
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return - 0 sucess |
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*/ |
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int SBC_init(int pcm_sample_freq, int channels, int bits_per_sample); |
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/* |
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SBC_write - called repeatedly with pcm_in pointer |
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increasing by length until track is finished. |
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pcm_in - pointer to PCM buffer |
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length - any |
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sbc_out - pointer to SBC output buffer |
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return - number of bytes written to sbc_out |
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*/ |
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int SBC_write(unsigned char* pcm_in, int length, unsigned char* sbc_out); |
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#endif
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