diff options
Diffstat (limited to 'src/opus_private.h')
-rw-r--r-- | src/opus_private.h | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/src/opus_private.h b/src/opus_private.h index 52482bc..0e739eb 100644 --- a/src/opus_private.h +++ b/src/opus_private.h @@ -31,15 +31,29 @@ #include "arch.h" #include "opus.h" +#include "celt.h" struct OpusRepacketizer { unsigned char toc; int nb_frames; const unsigned char *frames[48]; - short len[48]; + opus_int16 len[48]; int framesize; }; +typedef struct ChannelLayout { + int nb_channels; + int nb_streams; + int nb_coupled_streams; + unsigned char mapping[256]; +} ChannelLayout; + +int validate_layout(const ChannelLayout *layout); +int get_left_channel(const ChannelLayout *layout, int stream_id, int prev); +int get_right_channel(const ChannelLayout *layout, int stream_id, int prev); +int get_mono_channel(const ChannelLayout *layout, int stream_id, int prev); + + #define MODE_SILK_ONLY 1000 #define MODE_HYBRID 1001 @@ -68,16 +82,34 @@ struct OpusRepacketizer { #define OPUS_SET_FORCE_MODE_REQUEST 11002 #define OPUS_SET_FORCE_MODE(x) OPUS_SET_FORCE_MODE_REQUEST, __opus_check_int(x) +typedef void (*downmix_func)(const void *, opus_val32 *, int, int, int, int, int); +void downmix_float(const void *_x, opus_val32 *sub, int subframe, int offset, int c1, int c2, int C); +void downmix_int(const void *_x, opus_val32 *sub, int subframe, int offset, int c1, int c2, int C); + +int optimize_framesize(const opus_val16 *x, int len, int C, opus_int32 Fs, + int bitrate, opus_val16 tonality, opus_val32 *mem, int buffering, + downmix_func downmix); int encode_size(int size, unsigned char *data); +opus_int32 frame_size_select(opus_int32 frame_size, int variable_duration, opus_int32 Fs); + +opus_int32 compute_frame_size(const void *analysis_pcm, int frame_size, + int variable_duration, int C, opus_int32 Fs, int bitrate_bps, + int delay_compensation, downmix_func downmix, opus_val32 *subframe_mem); + +opus_int32 opus_encode_native(OpusEncoder *st, const opus_val16 *pcm, int frame_size, + unsigned char *data, opus_int32 out_data_bytes, int lsb_depth, + const void *analysis_pcm, opus_int32 analysis_size, int c1, int c2, int analysis_channels, downmix_func downmix); + int opus_decode_native(OpusDecoder *st, const unsigned char *data, opus_int32 len, - opus_val16 *pcm, int frame_size, int decode_fec, int self_delimited, int *packet_offset); + opus_val16 *pcm, int frame_size, int decode_fec, int self_delimited, + int *packet_offset, int soft_clip); /* Make sure everything's aligned to sizeof(void *) bytes */ static inline int align(int i) { - return (i+sizeof(void *)-1)&-((int)sizeof(void *)); + return (i+(int)sizeof(void *)-1)&-(int)sizeof(void *); } opus_int32 opus_repacketizer_out_range_impl(OpusRepacketizer *rp, int begin, int end, unsigned char *data, opus_int32 maxlen, int self_delimited); |