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Use specialized methods for converting ALshort to IMA4 and MSADPCM

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As before, to avoid unnecessary direct copies
This commit is contained in:
Chris Robinson
2014-03-05 06:13:00 -08:00
parent f82f3f10ab
commit a4126b66d4
1 changed files with 32 additions and 2 deletions
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OpenAL32/alBuffer.c
+32 -2
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@@ -1896,7 +1896,21 @@ static void Convert_ALima4_##T(ALima4 *dst, const T *src, ALuint numchans, \
DECL_TEMPLATE(ALbyte)
DECL_TEMPLATE(ALubyte)
DECL_TEMPLATE(ALshort)
static void Convert_ALima4_ALshort(ALima4 *dst, const ALshort *src,
ALuint numchans, ALuint len, ALuint align)
{
ALint sample[MaxChannels] = {0,0,0,0,0,0,0,0};
ALint index[MaxChannels] = {0,0,0,0,0,0,0,0};
ALsizei byte_align = ((align-1)/2 + 4) * numchans;
ALuint i;
for(i = 0;i < len;i += align)
{
EncodeIMA4Block(dst, src, sample, index, numchans, align);
src += align*numchans;
dst += byte_align;
}
}
DECL_TEMPLATE(ALushort)
DECL_TEMPLATE(ALint)
DECL_TEMPLATE(ALuint)
@@ -1988,7 +2002,23 @@ static void Convert_ALmsadpcm_##T(ALmsadpcm *dst, const T *src, \
DECL_TEMPLATE(ALbyte)
DECL_TEMPLATE(ALubyte)
DECL_TEMPLATE(ALshort)
static void Convert_ALmsadpcm_ALshort(ALmsadpcm *dst, const ALshort *src,
ALuint numchans, ALuint len, ALuint align)
{
ALint sample[MaxChannels] = {0,0,0,0,0,0,0,0};
ALint index[MaxChannels] = {0,0,0,0,0,0,0,0};
ALsizei byte_align = ((align-2)/2 + 7) * numchans;
ALuint i;
ERR("MSADPCM encoding not currently supported!\n");
for(i = 0;i < len;i += align)
{
EncodeMSADPCMBlock(dst, src, sample, index, numchans, align);
src += align*numchans;
dst += byte_align;
}
}
DECL_TEMPLATE(ALushort)
DECL_TEMPLATE(ALint)
DECL_TEMPLATE(ALuint)