Sweden-Number/dlls/mf/mf_private.h

85 lines
2.6 KiB
C
Raw Normal View History

/*
* Copyright 2019 Nikolay Sivov for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "mferror.h"
#include "mfidl.h"
#include "mfapi.h"
#include "wine/heap.h"
#include "wine/debug.h"
static inline BOOL mf_array_reserve(void **elements, size_t *capacity, size_t count, size_t size)
{
size_t new_capacity, max_capacity;
void *new_elements;
if (count <= *capacity)
return TRUE;
max_capacity = ~(SIZE_T)0 / size;
if (count > max_capacity)
return FALSE;
new_capacity = max(4, *capacity);
while (new_capacity < count && new_capacity <= max_capacity / 2)
new_capacity *= 2;
if (new_capacity < count)
new_capacity = max_capacity;
if (!(new_elements = heap_realloc(*elements, new_capacity * size)))
return FALSE;
*elements = new_elements;
*capacity = new_capacity;
return TRUE;
}
struct activate_funcs
{
HRESULT (*create_object)(IMFAttributes *attributes, void *context, IUnknown **object);
void (*shutdown_object)(void *context, IUnknown *object);
void (*free_private)(void *context);
};
HRESULT create_activation_object(void *context, const struct activate_funcs *funcs, IMFActivate **ret) DECLSPEC_HIDDEN;
static inline const char *debugstr_time(LONGLONG time)
{
ULONGLONG abstime = time >= 0 ? time : -time;
unsigned int i = 0, j = 0;
char buffer[23], rev[23];
while (abstime || i <= 8)
{
buffer[i++] = '0' + (abstime % 10);
abstime /= 10;
if (i == 7) buffer[i++] = '.';
}
if (time < 0) buffer[i++] = '-';
while (i--) rev[j++] = buffer[i];
while (rev[j-1] == '0' && rev[j-2] != '.') --j;
rev[j] = 0;
return wine_dbg_sprintf("%s", rev);
}
extern BOOL mf_is_sample_copier_transform(IMFTransform *transform) DECLSPEC_HIDDEN;
extern HRESULT topology_node_get_object(IMFTopologyNode *node, REFIID riid, void **obj) DECLSPEC_HIDDEN;