mirror/miniaudio
1
0
Fork 0
mirror of https://github.com/mackron/miniaudio.git synced 2026-04-22 00:06:59 +02:00
Code Issues Packages Projects Releases Wiki Activity

Add support for memory mapping to ma_data_source.

Browse Source
This commit is contained in:
David Reid
2020-05-27 21:13:06 +10:00
parent f572ac8709
commit df9906a11e
1 changed files with 24 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
miniaudio.h
+24
View File
@@ -5328,11 +5328,15 @@ typedef struct
{
ma_uint64 (* onRead)(ma_data_source* pDataSource, void* pFramesOut, ma_uint64 frameCount);
ma_result (* onSeek)(ma_data_source* pDataSource, ma_uint64 frameIndex);
ma_result (* onMap)(ma_data_source* pDataSource, void** ppFramesOut, ma_uint64* pFrameCount);
ma_result (* onUnmap)(ma_data_source* pDataSource, ma_uint64 frameCount);
ma_result (* onGetDataFormat)(ma_data_source* pDataSource, ma_format* pFormat, ma_uint32* pChannels);
} ma_data_source_callbacks;
MA_API ma_uint64 ma_data_source_read_pcm_frames(ma_data_source* pDataSource, void* pFramesOut, ma_uint64 frameCount);
MA_API ma_result ma_data_source_seek_to_pcm_frame(ma_data_source* pDataSource, ma_uint64 frameIndex);
MA_API ma_result ma_data_source_map(ma_data_source* pDataSource, void** ppFramesOut, ma_uint64* pFrameCount);
MA_API ma_result ma_data_source_unmap(ma_data_source* pDataSource, ma_uint64 frameCount);
MA_API ma_result ma_data_source_get_data_format(ma_data_source* pDataSource, ma_format* pFormat, ma_uint32* pChannels);
@@ -39905,6 +39909,26 @@ MA_API ma_result ma_data_source_seek_to_pcm_frame(ma_data_source* pDataSource, m
return pCallbacks->onSeek(pDataSource, frameIndex);
}
MA_API ma_result ma_data_source_map(ma_data_source* pDataSource, void** ppFramesOut, ma_uint64* pFrameCount)
{
ma_data_source_callbacks* pCallbacks = (ma_data_source_callbacks*)pDataSource;
if (pCallbacks == NULL || pCallbacks->onMap == NULL) {
return MA_INVALID_ARGS;
}
return pCallbacks->onMap(pDataSource, ppFramesOut, pFrameCount);
}
MA_API ma_result ma_data_source_unmap(ma_data_source* pDataSource, ma_uint64 frameCount)
{
ma_data_source_callbacks* pCallbacks = (ma_data_source_callbacks*)pDataSource;
if (pCallbacks == NULL || pCallbacks->onUnmap == NULL) {
return MA_INVALID_ARGS;
}
return pCallbacks->onUnmap(pDataSource, frameCount);
}
MA_API ma_result ma_data_source_get_data_format(ma_data_source* pDataSource, ma_format* pFormat, ma_uint32* pChannels)
{
ma_result result;