static HRESULT STDCALL MemAllocator_Decommit(IMemAllocator * This) { MemAllocator* me=(MemAllocator*)This; Debug printf("MemAllocator_Decommit(%p) called\n", This); //printf("Deleted mem %p: %d %d\n", me, me->free_list.size(), me->used_list.size()); while (me->used_list) { me->free_list = avm_list_add_tail(me->free_list, (CMediaSample*) me->used_list->member); me->used_list = avm_list_del_head(me->used_list); } while (me->free_list) { CMediaSample* sample = (CMediaSample*) me->free_list->member; //printf("****************** Decommiting FREE %p\n", sample); //sample->vt->Release((IUnknown*)sample); CMediaSample_Destroy((CMediaSample*)sample); me->free_list = avm_list_del_head(me->free_list); } return 0; }
/** * \brief CMediaSample constructor * * \param[in] allocator IMemallocator interface of allocator to use * \param[in] size size of internal buffer * * \return pointer to CMediaSample object of NULL if error occured * */ CMediaSample* CMediaSampleCreate(IMemAllocator* allocator, int size) { CMediaSample* This = malloc(sizeof(CMediaSample)); if (!This) return NULL; // some hack here! // it looks like Acelp decoder is actually accessing // the allocated memory before it sets the new size for it ??? // -- maybe it's being initialized with wrong parameters // anyway this is fixes the problem somehow with some reserves // // using different trick for now - in DS_Audio modify sample size //if (size < 0x1000) // size = (size + 0xfff) & ~0xfff; This->vt = malloc(sizeof(IMediaSample_vt)); This->own_block = malloc((size_t)size + SAFETY_ACEL); This->media_type.pbFormat = 0; This->media_type.pUnk = 0; if (!This->vt || !This->own_block) { CMediaSample_Destroy(This); return NULL; } This->vt->QueryInterface = CMediaSample_QueryInterface; This->vt->AddRef = CMediaSample_AddRef; This->vt->Release = CMediaSample_Release; This->vt->GetPointer = CMediaSample_GetPointer; This->vt->GetSize = CMediaSample_GetSize; This->vt->GetTime = CMediaSample_GetTime; This->vt->SetTime = CMediaSample_SetTime; This->vt->IsSyncPoint = CMediaSample_IsSyncPoint; This->vt->SetSyncPoint = CMediaSample_SetSyncPoint; This->vt->IsPreroll = CMediaSample_IsPreroll; This->vt->SetPreroll = CMediaSample_SetPreroll; This->vt->GetActualDataLength = CMediaSample_GetActualDataLength; This->vt->SetActualDataLength = CMediaSample_SetActualDataLength; This->vt->GetMediaType = CMediaSample_GetMediaType; This->vt->SetMediaType = CMediaSample_SetMediaType; This->vt->IsDiscontinuity = CMediaSample_IsDiscontinuity; This->vt->SetDiscontinuity = CMediaSample_SetDiscontinuity; This->vt->GetMediaTime = CMediaSample_GetMediaTime; This->vt->SetMediaTime = CMediaSample_SetMediaTime; This->all = allocator; This->size = size; This->refcount = 0; // increased by MemAllocator This->actual_size = 0; This->isPreroll = 0; This->isDiscontinuity = 1; This->time_start = 0; This->time_end = 0; This->type_valid = 0; This->block = This->own_block; This->SetPointer = CMediaSample_SetPointer; This->ResetPointer = CMediaSample_ResetPointer; Debug printf("CMediaSample_Create(%p) called - sample size %d, buffer %p\n", This, This->size, This->block); return This; }