| /* |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg 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. |
| * |
| * FFmpeg 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 FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef AVUTIL_HWCONTEXT_VAAPI_H |
| #define AVUTIL_HWCONTEXT_VAAPI_H |
| |
| #include <va/va.h> |
| |
| /** |
| * @file |
| * API-specific header for AV_HWDEVICE_TYPE_VAAPI. |
| * |
| * Dynamic frame pools are supported, but note that any pool used as a render |
| * target is required to be of fixed size in order to be be usable as an |
| * argument to vaCreateContext(). |
| * |
| * For user-allocated pools, AVHWFramesContext.pool must return AVBufferRefs |
| * with the data pointer set to a VASurfaceID. |
| */ |
| |
| /** |
| * VAAPI connection details. |
| * |
| * Allocated as AVHWDeviceContext.hwctx |
| */ |
| typedef struct AVVAAPIDeviceContext { |
| /** |
| * The VADisplay handle, to be filled by the user. |
| */ |
| VADisplay display; |
| } AVVAAPIDeviceContext; |
| |
| /** |
| * VAAPI-specific data associated with a frame pool. |
| * |
| * Allocated as AVHWFramesContext.hwctx. |
| */ |
| typedef struct AVVAAPIFramesContext { |
| /** |
| * Set by the user to apply surface attributes to all surfaces in |
| * the frame pool. If null, default settings are used. |
| */ |
| VASurfaceAttrib *attributes; |
| int nb_attributes; |
| /** |
| * The surfaces IDs of all surfaces in the pool after creation. |
| * Only valid if AVHWFramesContext.initial_pool_size was positive. |
| * These are intended to be used as the render_targets arguments to |
| * vaCreateContext(). |
| */ |
| VASurfaceID *surface_ids; |
| int nb_surfaces; |
| } AVVAAPIFramesContext; |
| |
| /** |
| * VAAPI hardware pipeline configuration details. |
| * |
| * Allocated with av_hwdevice_hwconfig_alloc(). |
| */ |
| typedef struct AVVAAPIHWConfig { |
| /** |
| * ID of a VAAPI pipeline configuration. |
| */ |
| VAConfigID config_id; |
| } AVVAAPIHWConfig; |
| |
| #endif /* AVUTIL_HWCONTEXT_VAAPI_H */ |