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Add some new data source APIs.

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ma_data_source_get_vtable()
  ma_data_source_init_copy()
This commit is contained in:
David Reid
2026-04-29 10:46:38 +10:00
parent 1403dfcdc9
commit f223d3e315
1 changed files with 32 additions and 0 deletions
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miniaudio.h
+32
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@@ -6260,6 +6260,8 @@ typedef struct
MA_API ma_result ma_data_source_base_init(const ma_data_source_config* pConfig, ma_data_source* pDataSource);
MA_API void ma_data_source_base_uninit(ma_data_source* pDataSource);
MA_API const ma_data_source_vtable* ma_data_source_get_vtable(ma_data_source* pDataSource);
MA_API ma_result ma_data_source_init_copy(ma_data_source* pDataSource, ma_data_source* pNewDataSource);
MA_API ma_result ma_data_source_read_pcm_frames(ma_data_source* pDataSource, void* pFramesOut, ma_uint64 frameCount, ma_uint64* pFramesRead); /* Must support pFramesOut = NULL in which case a forward seek should be performed. */
MA_API ma_result ma_data_source_seek_pcm_frames(ma_data_source* pDataSource, ma_uint64 frameCount, ma_uint64* pFramesSeeked); /* Can only seek forward. Equivalent to ma_data_source_read_pcm_frames(pDataSource, NULL, frameCount, &framesRead); */
MA_API ma_result ma_data_source_seek_to_pcm_frame(ma_data_source* pDataSource, ma_uint64 frameIndex);
@@ -68951,6 +68953,36 @@ MA_API void ma_data_source_base_uninit(ma_data_source* pDataSource)
*/
}
MA_API const ma_data_source_vtable* ma_data_source_get_vtable(ma_data_source* pDataSource)
{
if (pDataSource == NULL) {
return NULL;
}
return ((ma_data_source_base*)pDataSource)->pVTable;
}
MA_API ma_result ma_data_source_init_copy(ma_data_source* pDataSource, ma_data_source* pNewDataSource)
{
ma_data_source_base* pDataSourceBase = (ma_data_source_base*)pDataSource;
if (pNewDataSource == NULL) {
return MA_INVALID_ARGS;
}
if (pDataSource == NULL) {
return MA_INVALID_ARGS;
}
MA_ASSERT(pDataSourceBase->pVTable != NULL);
if (pDataSourceBase->pVTable->onCopy == NULL) {
return MA_INVALID_OPERATION; /* Not copyable. */
}
return pDataSourceBase->pVTable->onCopy(pDataSource, pNewDataSource);
}
static ma_result ma_data_source_resolve_current(ma_data_source* pDataSource, ma_data_source** ppCurrentDataSource)
{
ma_data_source_base* pCurrentDataSource = (ma_data_source_base*)pDataSource;