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C functions mustn't throw. Catch exceptions in SoundTouch DLL interface because the user cannot catch them.

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This commit is contained in:
Johannes Schultz 2021-12-04 22:02:38 +01:00
parent bdafd3b08c
commit 1a07a649e4
2 changed files with 56 additions and 17 deletions
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55
source/SoundTouchDLL/SoundTouchDLL.cpp
View File

@ -207,21 +207,37 @@ SOUNDTOUCHDLL_API void __cdecl soundtouch_setPitchSemiTones(HANDLE h, float newP
/// Sets the number of channels, 1 = mono, 2 = stereo
SOUNDTOUCHDLL_API void __cdecl soundtouch_setChannels(HANDLE h, uint numChannels)
SOUNDTOUCHDLL_API int __cdecl soundtouch_setChannels(HANDLE h, uint numChannels)
{
STHANDLE *sth = (STHANDLE*)h;
if (sth->dwMagic != STMAGIC) return;
if (sth->dwMagic != STMAGIC) return 0;
try
{
sth->pst->setChannels(numChannels);
}
catch (const std::exception&)
{
return 0;
}
return 1;
}
/// Sets sample rate.
SOUNDTOUCHDLL_API void __cdecl soundtouch_setSampleRate(HANDLE h, uint srate)
SOUNDTOUCHDLL_API int __cdecl soundtouch_setSampleRate(HANDLE h, uint srate)
{
STHANDLE *sth = (STHANDLE*)h;
if (sth->dwMagic != STMAGIC) return;
if (sth->dwMagic != STMAGIC) return 0;
try
{
sth->pst->setSampleRate(srate);
}
catch (const std::exception&)
{
return 0;
}
return 1;
}
/// Flushes the last samples from the processing pipeline to the output.
@ -231,18 +247,26 @@ SOUNDTOUCHDLL_API void __cdecl soundtouch_setSampleRate(HANDLE h, uint srate)
/// stream. This function may introduce additional blank samples in the end
/// of the sound stream, and thus it's not recommended to call this function
/// in the middle of a sound stream.
SOUNDTOUCHDLL_API void __cdecl soundtouch_flush(HANDLE h)
SOUNDTOUCHDLL_API int __cdecl soundtouch_flush(HANDLE h)
{
STHANDLE *sth = (STHANDLE*)h;
if (sth->dwMagic != STMAGIC) return;
if (sth->dwMagic != STMAGIC) return 0;
try
{
sth->pst->flush();
}
catch (const std::exception&)
{
return 0;
}
return 1;
}
/// Adds 'numSamples' pcs of samples from the 'samples' memory position into
/// the input of the object. Notice that sample rate _has_to_ be set before
/// calling this function, otherwise throws a runtime_error exception.
SOUNDTOUCHDLL_API void __cdecl soundtouch_putSamples(HANDLE h,
SOUNDTOUCHDLL_API int __cdecl soundtouch_putSamples(HANDLE h,
const SAMPLETYPE *samples, ///< Pointer to sample buffer.
unsigned int numSamples ///< Number of samples in buffer. Notice
///< that in case of stereo-sound a single sample
@ -250,9 +274,17 @@ SOUNDTOUCHDLL_API void __cdecl soundtouch_putSamples(HANDLE h,
)
{
STHANDLE *sth = (STHANDLE*)h;
if (sth->dwMagic != STMAGIC) return;
if (sth->dwMagic != STMAGIC) return 0;
try
{
sth->pst->putSamples(samples, numSamples);
}
catch (const std::exception&)
{
return 0;
}
return 1;
}
/// int16 version of soundtouch_putSamples(): This accept int16 (short) sample data
@ -444,7 +476,14 @@ SOUNDTOUCHDLL_API HANDLE __cdecl bpm_createInstance(int numChannels, int sampleR
if (tmp)
{
tmp->dwMagic = BPMMAGIC;
try
{
tmp->pbpm = new BPMDetect(numChannels, sampleRate);
}
catch (const std::exception&)
{
tmp->pbpm = NULL;
}
if (tmp->pbpm == NULL)
{
delete tmp;

8
source/SoundTouchDLL/SoundTouchDLL.h
View File

@ -112,10 +112,10 @@ SOUNDTOUCHDLL_API void __cdecl soundtouch_setPitchSemiTones(HANDLE h, float newP
/// Sets the number of channels, 1 = mono, 2 = stereo, n = multichannel
SOUNDTOUCHDLL_API void __cdecl soundtouch_setChannels(HANDLE h, unsigned int numChannels);
SOUNDTOUCHDLL_API int __cdecl soundtouch_setChannels(HANDLE h, unsigned int numChannels);
/// Sets sample rate.
SOUNDTOUCHDLL_API void __cdecl soundtouch_setSampleRate(HANDLE h, unsigned int srate);
SOUNDTOUCHDLL_API int __cdecl soundtouch_setSampleRate(HANDLE h, unsigned int srate);
/// Flushes the last samples from the processing pipeline to the output.
/// Clears also the internal processing buffers.
@ -124,12 +124,12 @@ SOUNDTOUCHDLL_API void __cdecl soundtouch_setSampleRate(HANDLE h, unsigned int s
/// stream. This function may introduce additional blank samples in the end
/// of the sound stream, and thus it's not recommended to call this function
/// in the middle of a sound stream.
SOUNDTOUCHDLL_API void __cdecl soundtouch_flush(HANDLE h);
SOUNDTOUCHDLL_API int __cdecl soundtouch_flush(HANDLE h);
/// Adds 'numSamples' pcs of samples from the 'samples' memory position into
/// the input of the object. Notice that sample rate _has_to_ be set before
/// calling this function, otherwise throws a runtime_error exception.
SOUNDTOUCHDLL_API void __cdecl soundtouch_putSamples(HANDLE h,
SOUNDTOUCHDLL_API int __cdecl soundtouch_putSamples(HANDLE h,
const float *samples, ///< Pointer to sample buffer.
unsigned int numSamples ///< Number of sample frames in buffer. Notice
///< that in case of multi-channel sound a single