Start a 32-bit sample format extension

This ultimately is to properly distinguish and clarify formats being 32-bit
integer and 32-bit float.

1 files changed, 20 insertions, 0 deletions

diff --git a/alc/inprogext.h b/alc/inprogext.h
index a145b8e4..8764c85b 100644
--- a/alc/inprogext.h
+++ b/alc/inprogext.h
@@ -398,6 +398,26 @@ ALenum AL_APIENTRY EAXGetBufferModeDirect(ALCcontext *context, ALuint buffer, AL
 #endif
 #endif
 
+#ifndef AL_EXT_int32
+#define AL_EXT_int32
+#define AL_FORMAT_MONO_I32                       0x9999 /* TBD, same as AL_FORMAT_MONO32 */
+#define AL_FORMAT_STEREO_I32                     0x1203 /* Same as AL_FORMAT_STEREO32 */
+#define AL_FORMAT_REAR_I32                       0x19D9
+#define AL_FORMAT_QUAD_I32                       0x19DA
+#define AL_FORMAT_51CHN_I32                      0x19DB
+#define AL_FORMAT_61CHN_I32                      0x19DC
+#define AL_FORMAT_71CHN_I32                      0x19DD
+#define AL_FORMAT_UHJ2CHN_I32                    0x19DE
+#define AL_FORMAT_UHJ3CHN_I32                    0x19DF
+#define AL_FORMAT_UHJ4CHN_I32                    0x19E0
+
+#define AL_FORMAT_REAR_FLOAT32                   0x19E1
+#define AL_FORMAT_QUAD_FLOAT32                   0x19E2
+#define AL_FORMAT_51CHN_FLOAT32                  0x19E3
+#define AL_FORMAT_61CHN_FLOAT32                  0x19E4
+#define AL_FORMAT_71CHN_FLOAT32                  0x19E5
+#endif
+
 /* Non-standard exports. Not part of any extension. */
 AL_API const ALchar* AL_APIENTRY alsoft_get_version(void) noexcept;