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feature: Add High-Resolution LC3 plus mode

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Duplicate interfaces for HR mode

spec: Remove intermediate quantized table

fix: legacy lc3_frame_bytes() and lc3_resolve_bitrate()

Cosmetic: rename fast_xxx math function to lc3_xxx
This commit is contained in:
Antoine Soulier
2023-12-21 15:42:08 -08:00
parent 149cb6537e
commit daa580235e
46 changed files with 4518 additions and 1149 deletions
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8
tools/lc3bin.h
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@@ -29,12 +29,14 @@
* fp Opened file, moved after header on return
* frame_us Return frame duration, in us
* srate_hz Return samplerate, in Hz
* hrmode Return true when high-resolution mode enabled
* nchannels Return number of channels
* nsamples Return count of source samples by channels
* return 0: Ok -1: Bad LC3 File
*/
int lc3bin_read_header(FILE *fp,
int *frame_us, int *srate_hz, int *nchannels, int *nsamples);
int *frame_us, int *srate_hz, bool *hrmode,
int *nchannels, int *nsamples);
/**
* Read LC3 block of data
@@ -50,12 +52,14 @@ int lc3bin_read_data(FILE *fp, int nchannels, void *buffer);
* fp Opened file, moved after header on return
* frame_us Frame duration, in us
* srate_hz Samplerate, in Hz
* hrmode True when high-resolution mode enabled
* bitrate Bitrate indication of the stream, in bps
* nchannels Number of channels
* nsamples Count of source samples by channels
*/
void lc3bin_write_header(FILE *fp,
int frame_us, int srate_hz, int bitrate, int nchannels, int nsamples);
int frame_us, int srate_hz, bool hrmode,
int bitrate, int nchannels, int nsamples);
/**
* Write LC3 block of data