Upgrade opus 1.0.2 -> 1.1
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244 changed files with 14640 additions and 7096 deletions
129
code/opus-1.1/src/opus_private.h
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129
code/opus-1.1/src/opus_private.h
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/* Copyright (c) 2012 Xiph.Org Foundation
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Written by Jean-Marc Valin */
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/*
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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- Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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- Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef OPUS_PRIVATE_H
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#define OPUS_PRIVATE_H
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#include "arch.h"
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#include "opus.h"
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#include "celt.h"
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struct OpusRepacketizer {
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unsigned char toc;
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int nb_frames;
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const unsigned char *frames[48];
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opus_int16 len[48];
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int framesize;
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};
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typedef struct ChannelLayout {
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int nb_channels;
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int nb_streams;
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int nb_coupled_streams;
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unsigned char mapping[256];
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} ChannelLayout;
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int validate_layout(const ChannelLayout *layout);
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int get_left_channel(const ChannelLayout *layout, int stream_id, int prev);
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int get_right_channel(const ChannelLayout *layout, int stream_id, int prev);
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int get_mono_channel(const ChannelLayout *layout, int stream_id, int prev);
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#define MODE_SILK_ONLY 1000
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#define MODE_HYBRID 1001
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#define MODE_CELT_ONLY 1002
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#define OPUS_SET_VOICE_RATIO_REQUEST 11018
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#define OPUS_GET_VOICE_RATIO_REQUEST 11019
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/** Configures the encoder's expected percentage of voice
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* opposed to music or other signals.
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*
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* @note This interface is currently more aspiration than actuality. It's
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* ultimately expected to bias an automatic signal classifier, but it currently
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* just shifts the static bitrate to mode mapping around a little bit.
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*
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* @param[in] x <tt>int</tt>: Voice percentage in the range 0-100, inclusive.
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* @hideinitializer */
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#define OPUS_SET_VOICE_RATIO(x) OPUS_SET_VOICE_RATIO_REQUEST, __opus_check_int(x)
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/** Gets the encoder's configured voice ratio value, @see OPUS_SET_VOICE_RATIO
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*
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* @param[out] x <tt>int*</tt>: Voice percentage in the range 0-100, inclusive.
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* @hideinitializer */
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#define OPUS_GET_VOICE_RATIO(x) OPUS_GET_VOICE_RATIO_REQUEST, __opus_check_int_ptr(x)
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#define OPUS_SET_FORCE_MODE_REQUEST 11002
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#define OPUS_SET_FORCE_MODE(x) OPUS_SET_FORCE_MODE_REQUEST, __opus_check_int(x)
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typedef void (*downmix_func)(const void *, opus_val32 *, int, int, int, int, int);
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void downmix_float(const void *_x, opus_val32 *sub, int subframe, int offset, int c1, int c2, int C);
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void downmix_int(const void *_x, opus_val32 *sub, int subframe, int offset, int c1, int c2, int C);
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int optimize_framesize(const opus_val16 *x, int len, int C, opus_int32 Fs,
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int bitrate, opus_val16 tonality, float *mem, int buffering,
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downmix_func downmix);
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int encode_size(int size, unsigned char *data);
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opus_int32 frame_size_select(opus_int32 frame_size, int variable_duration, opus_int32 Fs);
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opus_int32 compute_frame_size(const void *analysis_pcm, int frame_size,
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int variable_duration, int C, opus_int32 Fs, int bitrate_bps,
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int delay_compensation, downmix_func downmix
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#ifndef DISABLE_FLOAT_API
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, float *subframe_mem
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#endif
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);
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opus_int32 opus_encode_native(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
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unsigned char *data, opus_int32 out_data_bytes, int lsb_depth,
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const void *analysis_pcm, opus_int32 analysis_size, int c1, int c2, int analysis_channels, downmix_func downmix);
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int opus_decode_native(OpusDecoder *st, const unsigned char *data, opus_int32 len,
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opus_val16 *pcm, int frame_size, int decode_fec, int self_delimited,
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opus_int32 *packet_offset, int soft_clip);
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/* Make sure everything's aligned to sizeof(void *) bytes */
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static OPUS_INLINE int align(int i)
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{
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return (i+(int)sizeof(void *)-1)&-(int)sizeof(void *);
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}
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int opus_packet_parse_impl(const unsigned char *data, opus_int32 len,
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int self_delimited, unsigned char *out_toc,
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const unsigned char *frames[48], opus_int16 size[48],
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int *payload_offset, opus_int32 *packet_offset);
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opus_int32 opus_repacketizer_out_range_impl(OpusRepacketizer *rp, int begin, int end,
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unsigned char *data, opus_int32 maxlen, int self_delimited, int pad);
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int pad_frame(unsigned char *data, opus_int32 len, opus_int32 new_len);
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#endif /* OPUS_PRIVATE_H */
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