FreeCalypso > hg > gsm-codec-lib
annotate libtwamr/lsp_tab.h @ 477:4c9222d95647
libtwamr encoder: always emit frame->mode = mode;
In the original implementation of amr_encode_frame(), the 'mode' member
of the output struct was set to 0xFF if the output frame type is TX_NO_DATA.
This design was made to mimic the mode field (16-bit word) being set to
0xFFFF (or -1) in 3GPP test sequence format - but nothing actually depends
on this struct member being set in any way, and amr_frame_to_tseq()
generates the needed 0xFFFF on its own, based on frame->type being equal
to TX_NO_DATA.
It is simpler and more efficient to always set frame->mode to the actual
encoding mode in amr_encode_frame(), and this new behavior has already
been documented in doc/AMR-library-API description in anticipation of
the present change.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 18 May 2024 22:30:42 +0000 |
parents | 7818f466a639 |
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rev | line source |
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1 /* |
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2 * This header file holds the extern declaration for the table in lsp_tab.c, |
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3 * previously static in lsp.tab include file, but now with intermodule linkage. |
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4 */ |
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5 |
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6 #ifndef lsp_tab_h |
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7 #define lsp_tab_h |
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8 |
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9 #include "typedef.h" |
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10 #include "cnst.h" |
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11 |
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12 extern const Word16 lsp_init_data[M]; |
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13 |
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14 #endif |