static struct va_pic_context *CreatePicContext(IDirect3DSurface9 *surface)
{
struct va_pic_context *pic_ctx = calloc(1, sizeof(*pic_ctx));
if (unlikely(pic_ctx==NULL))
return NULL;
pic_ctx->s.destroy = d3d9_pic_context_destroy;
pic_ctx->s.copy = d3d9_pic_context_copy;
pic_ctx->picsys.surface = surface;
AcquirePictureSys(&pic_ctx->picsys);
return pic_ctx;
}
static struct picture_context_t *d3d9_pic_context_copy(struct picture_context_t *ctx)
{
struct va_pic_context *src_ctx = (struct va_pic_context*)ctx;
struct va_pic_context *pic_ctx = calloc(1, sizeof(*pic_ctx));
if (unlikely(pic_ctx==NULL))
return NULL;
pic_ctx->s.destroy = d3d9_pic_context_destroy;
pic_ctx->s.copy = d3d9_pic_context_copy;
pic_ctx->picsys = src_ctx->picsys;
AcquirePictureSys(&pic_ctx->picsys);
return &pic_ctx->s;
}
static picture_t *NewOutputPicture( filter_t *p_filter )
{
picture_t *pic = p_filter->p_sys->buffer_new( p_filter );
if ( !pic->context )
{
/* the picture might be duplicated for snapshots so it needs a context */
assert( pic->p_sys != NULL ); /* this opaque picture is wrong */
struct va_pic_context *pic_ctx = calloc(1, sizeof(*pic_ctx));
if (likely(pic_ctx!=NULL))
{
pic_ctx->s.destroy = d3d9_pic_context_destroy;
pic_ctx->s.copy = d3d9_pic_context_copy;
pic_ctx->picsys = *pic->p_sys;
AcquirePictureSys( &pic_ctx->picsys );
pic->context = &pic_ctx->s;
}
}
return pic;
}