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[allocator]: add import and release function to os/mpp allocator

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git-svn-id: https://10.10.10.66:8443/svn/MediaProcessPlatform/trunk/mpp@339 6e48237b-75ef-9749-8fc9-41990f28c85a
This commit is contained in:
ChenHengming
2015-10-09 21:59:41 +00:00
parent c157fecb65
commit e3f49b11aa
7 changed files with 83 additions and 5 deletions
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18
osal/android/os_allocator.c
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@@ -87,6 +87,8 @@ static os_allocator allocator_normal = {
os_allocator_normal_open,
os_allocator_normal_alloc,
os_allocator_normal_free,
NULL,
NULL,
os_allocator_normal_close,
};
@@ -237,6 +239,20 @@ MPP_RET os_allocator_ion_alloc(void *ctx, MppBufferInfo *info)
return ret;
}
MPP_RET os_allocator_ion_import(void *ctx, MppBufferInfo *data)
{
(void)ctx;
data->ptr = mmap(NULL, data->size, PROT_READ | PROT_WRITE, MAP_SHARED, data->fd, 0);
return (data->ptr) ? (MPP_OK) : (MPP_NOK);
}
MPP_RET os_allocator_ion_release(void *ctx, MppBufferInfo *data)
{
(void)ctx;
munmap(data->ptr, data->size);
return MPP_OK;
}
MPP_RET os_allocator_ion_free(void *ctx, MppBufferInfo *data)
{
allocator_ctx_ion *p = NULL;
@@ -273,6 +289,8 @@ static os_allocator allocator_ion = {
os_allocator_ion_open,
os_allocator_ion_alloc,
os_allocator_ion_free,
os_allocator_ion_import,
os_allocator_ion_release,
os_allocator_ion_close,
};