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Document how to tell if your build is fixed-point.

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This way we won't break this by accident.
This commit is contained in:
Timothy B. Terriberry 2015-02-20 12:44:10 -08:00
parent 45cbdff36f
commit 75d81f5bb3
2 changed files with 7 additions and 0 deletions
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3
celt/celt.c
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@ -280,6 +280,9 @@ const char *opus_strerror(int error)
const char *opus_get_version_string(void) const char *opus_get_version_string(void)
{ {
return "libopus " PACKAGE_VERSION return "libopus " PACKAGE_VERSION
/* Applications may rely on the presence of this substring in the version
string to determine if they have a fixed-point or floating-point build
at runtime. */
#ifdef FIXED_POINT #ifdef FIXED_POINT
"-fixed" "-fixed"
#endif #endif

4
include/opus_defines.h
View file

@ -713,6 +713,10 @@ extern "C" {
OPUS_EXPORT const char *opus_strerror(int error); OPUS_EXPORT const char *opus_strerror(int error);
/** Gets the libopus version string. /** Gets the libopus version string.
*
* Applications may look for the substring "-fixed" in the version string to
* determine whether they have a fixed-point or floating-point build at
* runtime.
* *
* @returns Version string * @returns Version string
*/ */