AuroraMiddleware/AuroraOpenALSoft
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Use a new proper buffer function with a flags parameter

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Rather than hackily combining bit flags with the format, to increase the number
of potential flags. alBufferData now behaves as if calling alBufferStorageSOFT
with a flags value of 0.
This commit is contained in:
Chris Robinson 2018-01-23 14:33:30 -08:00
parent 4ebb97bf73
commit 2ac0adaebb
4 changed files with 31 additions and 25 deletions
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4
Alc/ALc.c
View File

@ -283,8 +283,10 @@ static const struct {
DECL(alGetStringiSOFT),
DECL(alBufferStorageSOFT),
DECL(alMapBufferSOFT),
DECL(alUnmapBufferSOFT),
DECL(alFlushMappedBufferSOFT),
};
#undef DECL
@ -649,6 +651,8 @@ static const struct {
DECL(AL_MAP_READ_BIT_SOFT),
DECL(AL_MAP_WRITE_BIT_SOFT),
DECL(AL_MAP_PERSISTENT_BIT_SOFT),
DECL(AL_PRESERVE_DATA_BIT_SOFT),
};
#undef DECL

10
OpenAL32/Include/alMain.h
View File

@ -50,14 +50,16 @@
#ifndef AL_SOFT_map_buffer
#define AL_SOFT_map_buffer 1
typedef unsigned int ALbitfieldSOFT;
#define AL_MAP_READ_BIT_SOFT 0x01000000
#define AL_MAP_WRITE_BIT_SOFT 0x02000000
#define AL_PRESERVE_DATA_BIT_SOFT 0x04000000
#define AL_MAP_PERSISTENT_BIT_SOFT 0x08000000
#define AL_MAP_READ_BIT_SOFT 0x00000001
#define AL_MAP_WRITE_BIT_SOFT 0x00000002
#define AL_MAP_PERSISTENT_BIT_SOFT 0x00000004
#define AL_PRESERVE_DATA_BIT_SOFT 0x00000008
typedef void (AL_APIENTRY*LPALBUFFERSTORAGESOFT)(ALuint buffer, ALenum format, const ALvoid *data, ALsizei size, ALsizei freq, ALbitfieldSOFT flags);
typedef void* (AL_APIENTRY*LPALMAPBUFFERSOFT)(ALuint buffer, ALsizei offset, ALsizei length, ALbitfieldSOFT access);
typedef void (AL_APIENTRY*LPALUNMAPBUFFERSOFT)(ALuint buffer);
typedef void (AL_APIENTRY*LPALFLUSHMAPPEDBUFFERSOFT)(ALuint buffer, ALsizei offset, ALsizei length);
#ifdef AL_ALEXT_PROTOTYPES
AL_API void AL_APIENTRY alBufferStorageSOFT(ALuint buffer, ALenum format, const ALvoid *data, ALsizei size, ALsizei freq, ALbitfieldSOFT flags);
AL_API void* AL_APIENTRY alMapBufferSOFT(ALuint buffer, ALsizei offset, ALsizei length, ALbitfieldSOFT access);
AL_API void AL_APIENTRY alUnmapBufferSOFT(ALuint buffer);
AL_API void AL_APIENTRY alFlushMappedBufferSOFT(ALuint buffer, ALsizei offset, ALsizei length);

19
OpenAL32/alBuffer.c
View File

@ -50,9 +50,7 @@ static ALboolean DecomposeUserFormat(ALenum format, enum UserFmtChannels *chans,
static ALsizei SanitizeAlignment(enum UserFmtType type, ALsizei align);
#define FORMAT_MASK 0x00ffffff
#define CONSTRUCT_FLAGS (AL_MAP_READ_BIT_SOFT | AL_MAP_WRITE_BIT_SOFT | AL_PRESERVE_DATA_BIT_SOFT | AL_MAP_PERSISTENT_BIT_SOFT)
#define INVALID_FORMAT_MASK ~(FORMAT_MASK | CONSTRUCT_FLAGS)
#define INVALID_STORAGE_MASK ~(AL_MAP_READ_BIT_SOFT | AL_MAP_WRITE_BIT_SOFT | AL_PRESERVE_DATA_BIT_SOFT | AL_MAP_PERSISTENT_BIT_SOFT)
#define MAP_READ_WRITE_FLAGS (AL_MAP_READ_BIT_SOFT | AL_MAP_WRITE_BIT_SOFT)
#define MAP_ACCESS_FLAGS (AL_MAP_READ_BIT_SOFT | AL_MAP_WRITE_BIT_SOFT | AL_MAP_PERSISTENT_BIT_SOFT)
@ -143,6 +141,9 @@ AL_API ALboolean AL_APIENTRY alIsBuffer(ALuint buffer)
AL_API ALvoid AL_APIENTRY alBufferData(ALuint buffer, ALenum format, const ALvoid *data, ALsizei size, ALsizei freq)
{ alBufferStorageSOFT(buffer, format, data, size, freq, 0); }
AL_API void AL_APIENTRY alBufferStorageSOFT(ALuint buffer, ALenum format, const ALvoid *data, ALsizei size, ALsizei freq, ALbitfieldSOFT flags)
{
enum UserFmtChannels srcchannels = UserFmtMono;
enum UserFmtType srctype = UserFmtUByte;
@ -160,11 +161,11 @@ AL_API ALvoid AL_APIENTRY alBufferData(ALuint buffer, ALenum format, const ALvoi
LockBuffersRead(device);
if((albuf=LookupBuffer(device, buffer)) == NULL)
SET_ERROR_AND_GOTO(context, AL_INVALID_NAME, done);
if(!(size >= 0 && freq > 0) || (format&INVALID_FORMAT_MASK) != 0)
if(!(size >= 0 && freq > 0) || (flags&INVALID_STORAGE_MASK) != 0)
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
if((format&AL_MAP_PERSISTENT_BIT_SOFT) && !(format&MAP_READ_WRITE_FLAGS))
if((flags&AL_MAP_PERSISTENT_BIT_SOFT) && !(flags&MAP_READ_WRITE_FLAGS))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
if(DecomposeUserFormat(format&FORMAT_MASK, &srcchannels, &srctype) == AL_FALSE)
if(DecomposeUserFormat(format, &srcchannels, &srctype) == AL_FALSE)
SET_ERROR_AND_GOTO(context, AL_INVALID_ENUM, done);
align = SanitizeAlignment(srctype, ATOMIC_LOAD_SEQ(&albuf->UnpackAlign));
@ -183,7 +184,7 @@ AL_API ALvoid AL_APIENTRY alBufferData(ALuint buffer, ALenum format, const ALvoi
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
err = LoadData(albuf, freq, size/framesize*align, srcchannels, srctype,
data, align, format&CONSTRUCT_FLAGS);
data, align, flags);
if(err != AL_NO_ERROR)
SET_ERROR_AND_GOTO(context, err, done);
break;
@ -194,7 +195,7 @@ AL_API ALvoid AL_APIENTRY alBufferData(ALuint buffer, ALenum format, const ALvoi
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
err = LoadData(albuf, freq, size/framesize*align, srcchannels, srctype,
data, align, format&CONSTRUCT_FLAGS);
data, align, flags);
if(err != AL_NO_ERROR)
SET_ERROR_AND_GOTO(context, err, done);
break;
@ -205,7 +206,7 @@ AL_API ALvoid AL_APIENTRY alBufferData(ALuint buffer, ALenum format, const ALvoi
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
err = LoadData(albuf, freq, size/framesize*align, srcchannels, srctype,
data, align, format&CONSTRUCT_FLAGS);
data, align, flags);
if(err != AL_NO_ERROR)
SET_ERROR_AND_GOTO(context, err, done);
break;

23
examples/alffplay.cpp
View File

@ -41,18 +41,14 @@ extern "C" {
#ifndef AL_SOFT_map_buffer
#define AL_SOFT_map_buffer 1
typedef unsigned int ALbitfieldSOFT;
#define AL_MAP_READ_BIT_SOFT 0x01000000
#define AL_MAP_WRITE_BIT_SOFT 0x02000000
#define AL_PRESERVE_DATA_BIT_SOFT 0x04000000
#define AL_MAP_PERSISTENT_BIT_SOFT 0x08000000
#define AL_MAP_READ_BIT_SOFT 0x00000001
#define AL_MAP_WRITE_BIT_SOFT 0x00000002
#define AL_MAP_PERSISTENT_BIT_SOFT 0x00000004
#define AL_PRESERVE_DATA_BIT_SOFT 0x00000008
typedef void (AL_APIENTRY*LPALBUFFERSTORAGESOFT)(ALuint buffer, ALenum format, const ALvoid *data, ALsizei size, ALsizei freq, ALbitfieldSOFT flags);
typedef void* (AL_APIENTRY*LPALMAPBUFFERSOFT)(ALuint buffer, ALsizei offset, ALsizei length, ALbitfieldSOFT access);
typedef void (AL_APIENTRY*LPALUNMAPBUFFERSOFT)(ALuint buffer);
typedef void (AL_APIENTRY*LPALFLUSHMAPPEDBUFFERSOFT)(ALuint buffer, ALsizei offset, ALsizei length);
#ifdef AL_ALEXT_PROTOTYPES
AL_API void* AL_APIENTRY alMapBufferSOFT(ALuint buffer, ALsizei offset, ALsizei length, ALbitfieldSOFT access);
AL_API void AL_APIENTRY alUnmapBufferSOFT(ALuint buffer);
AL_API void AL_APIENTRY alFlushMappedBufferSOFT(ALuint buffer, ALsizei offset, ALsizei length);
#endif
#endif
}
@ -70,6 +66,7 @@ bool EnableDirectOut = false;
LPALGETSOURCEI64VSOFT alGetSourcei64vSOFT;
LPALCGETINTEGER64VSOFT alcGetInteger64vSOFT;
LPALBUFFERSTORAGESOFT alBufferStorageSOFT;
LPALMAPBUFFERSOFT alMapBufferSOFT;
LPALUNMAPBUFFERSOFT alUnmapBufferSOFT;
@ -805,13 +802,13 @@ int AudioState::handler()
if(alGetError() != AL_NO_ERROR)
goto finish;
if(!alMapBufferSOFT)
if(!alBufferStorageSOFT)
samples = av_malloc(buffer_len);
else
{
for(ALuint bufid : mBuffers)
alBufferData(bufid, mFormat | AL_MAP_WRITE_BIT_SOFT, nullptr, buffer_len,
mCodecCtx->sample_rate);
alBufferStorageSOFT(bufid, mFormat, nullptr, buffer_len, mCodecCtx->sample_rate,
AL_MAP_WRITE_BIT_SOFT);
if(alGetError() != AL_NO_ERROR)
{
fprintf(stderr, "Failed to use mapped buffers\n");
@ -1639,6 +1636,8 @@ int main(int argc, char *argv[])
if(alIsExtensionPresent("AL_SOFTX_map_buffer"))
{
std::cout<< "Found AL_SOFT_map_buffer" <<std::endl;
alBufferStorageSOFT = reinterpret_cast<LPALBUFFERSTORAGESOFT>(
alGetProcAddress("alBufferStorageSOFT"));
alMapBufferSOFT = reinterpret_cast<LPALMAPBUFFERSOFT>(
alGetProcAddress("alMapBufferSOFT"));
alUnmapBufferSOFT = reinterpret_cast<LPALUNMAPBUFFERSOFT>(