diff options
| author | Chris Robinson <[email protected]> | 2014-03-03 20:02:15 -0800 |
|---|---|---|
| committer | Chris Robinson <[email protected]> | 2014-03-03 20:02:15 -0800 |
| commit | a6eb38ea7f89ae21d6621570a148aa3aed5edf54 (patch) | |
| tree | 82e0c556b1c1e7f6023a39f6da9d707bea341849 /OpenAL32/alBuffer.c | |
| parent | a2d9133ffca3bbd6f44b83bedc2021866d0237e6 (diff) | |
Use alloca for temp space decoding/encoding IMA4 blocks
Diffstat (limited to 'OpenAL32/alBuffer.c')
| -rw-r--r-- | OpenAL32/alBuffer.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/OpenAL32/alBuffer.c b/OpenAL32/alBuffer.c index 3e125327..bbc1da05 100644 --- a/OpenAL32/alBuffer.c +++ b/OpenAL32/alBuffer.c @@ -24,6 +24,12 @@ #include <stdio.h> #include <assert.h> #include <limits.h> +#ifdef HAVE_ALLOCA_H +#include <alloca.h> +#endif +#ifdef HAVE_MALLOC_H +#include <malloc.h> +#endif #include "alMain.h" #include "alu.h" @@ -1598,11 +1604,11 @@ DECL_TEMPLATE2(ALubyte3) static void Convert_##T##_ALima4(T *dst, const ALima4 *src, ALuint numchans, \ ALuint len) \ { \ - ALshort tmp[65*MAX_INPUT_CHANNELS]; /* Max samples an IMA4 frame can be */\ ALuint i, j, k; \ + ALshort *tmp; \ \ - i = 0; \ - while(i < len) \ + tmp = alloca(65*numchans); \ + for(i = 0;i < len;) \ { \ DecodeIMA4Block(tmp, src, numchans); \ src += 36*numchans; \ @@ -1634,11 +1640,12 @@ DECL_TEMPLATE(ALubyte3) static void Convert_ALima4_##T(ALima4 *dst, const T *src, ALuint numchans, \ ALuint len) \ { \ - ALshort tmp[65*MAX_INPUT_CHANNELS]; /* Max samples an IMA4 frame can be */\ ALint sample[MaxChannels] = {0,0,0,0,0,0,0,0}; \ ALint index[MaxChannels] = {0,0,0,0,0,0,0,0}; \ + ALshort *tmp; \ ALuint i, j; \ \ + tmp = alloca(65*numchans); \ for(i = 0;i < len;i += 65) \ { \ for(j = 0;j < 65*numchans;j++) \ |