blob: 814db08e6c9aa5fb2dccc1e5740e2b7db876c502
| 1 | /* |
| 2 | * Intel MediaSDK QSV encoder/decoder shared code |
| 3 | * |
| 4 | * This file is part of FFmpeg. |
| 5 | * |
| 6 | * FFmpeg is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2.1 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * FFmpeg is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with FFmpeg; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | #ifndef AVCODEC_QSV_INTERNAL_H |
| 22 | #define AVCODEC_QSV_INTERNAL_H |
| 23 | |
| 24 | #include <mfx/mfxvideo.h> |
| 25 | |
| 26 | #include "libavutil/frame.h" |
| 27 | |
| 28 | #include "avcodec.h" |
| 29 | |
| 30 | #define QSV_VERSION_MAJOR 1 |
| 31 | #define QSV_VERSION_MINOR 1 |
| 32 | |
| 33 | #define ASYNC_DEPTH_DEFAULT 4 // internal parallelism |
| 34 | |
| 35 | #define QSV_MAX_ENC_PAYLOAD 2 // # of mfxEncodeCtrl payloads supported |
| 36 | |
| 37 | #define QSV_VERSION_ATLEAST(MAJOR, MINOR) \ |
| 38 | (MFX_VERSION_MAJOR > (MAJOR) || \ |
| 39 | MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR)) |
| 40 | |
| 41 | typedef struct QSVMid { |
| 42 | AVBufferRef *hw_frames_ref; |
| 43 | mfxHDL handle; |
| 44 | |
| 45 | AVFrame *locked_frame; |
| 46 | AVFrame *hw_frame; |
| 47 | mfxFrameSurface1 surf; |
| 48 | } QSVMid; |
| 49 | |
| 50 | typedef struct QSVFrame { |
| 51 | AVFrame *frame; |
| 52 | mfxFrameSurface1 surface; |
| 53 | mfxEncodeCtrl enc_ctrl; |
| 54 | |
| 55 | int queued; |
| 56 | int used; |
| 57 | |
| 58 | struct QSVFrame *next; |
| 59 | } QSVFrame; |
| 60 | |
| 61 | typedef struct QSVFramesContext { |
| 62 | AVBufferRef *hw_frames_ctx; |
| 63 | void *logctx; |
| 64 | |
| 65 | /* The memory ids for the external frames. |
| 66 | * Refcounted, since we need one reference owned by the QSVFramesContext |
| 67 | * (i.e. by the encoder/decoder) and another one given to the MFX session |
| 68 | * from the frame allocator. */ |
| 69 | AVBufferRef *mids_buf; |
| 70 | QSVMid *mids; |
| 71 | int nb_mids; |
| 72 | } QSVFramesContext; |
| 73 | |
| 74 | /** |
| 75 | * Convert a libmfx error code into an ffmpeg error code. |
| 76 | */ |
| 77 | int ff_qsv_map_error(mfxStatus mfx_err, const char **desc); |
| 78 | |
| 79 | int ff_qsv_print_error(void *log_ctx, mfxStatus err, |
| 80 | const char *error_string); |
| 81 | |
| 82 | int ff_qsv_print_warning(void *log_ctx, mfxStatus err, |
| 83 | const char *warning_string); |
| 84 | |
| 85 | int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id); |
| 86 | int ff_qsv_profile_to_mfx(enum AVCodecID codec_id, int profile); |
| 87 | |
| 88 | int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc); |
| 89 | |
| 90 | int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session, |
| 91 | const char *load_plugins); |
| 92 | |
| 93 | int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *session, |
| 94 | QSVFramesContext *qsv_frames_ctx, |
| 95 | const char *load_plugins, int opaque); |
| 96 | |
| 97 | int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame); |
| 98 | |
| 99 | #endif /* AVCODEC_QSV_INTERNAL_H */ |
| 100 |