2 * Intel MediaSDK QSV encoder/decoder shared code
4 * This file is part of FFmpeg.
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.
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.
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
21 #ifndef AVCODEC_QSV_INTERNAL_H
22 #define AVCODEC_QSV_INTERNAL_H
24 #include <mfx/mfxvideo.h>
26 #include "libavutil/frame.h"
30 #define QSV_VERSION_MAJOR 1
31 #define QSV_VERSION_MINOR 1
33 #define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
35 #define QSV_MAX_ENC_PAYLOAD 2 // # of mfxEncodeCtrl payloads supported
37 #define QSV_VERSION_ATLEAST(MAJOR, MINOR) \
38 (MFX_VERSION_MAJOR > (MAJOR) || \
39 MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
41 typedef struct QSVFrame {
43 mfxFrameSurface1 *surface;
44 mfxEncodeCtrl enc_ctrl;
46 mfxFrameSurface1 surface_internal;
50 struct QSVFrame *next;
53 typedef struct QSVFramesContext {
54 AVBufferRef *hw_frames_ctx;
61 * Convert a libmfx error code into an ffmpeg error code.
63 int ff_qsv_map_error(mfxStatus mfx_err, const char **desc);
65 int ff_qsv_print_error(void *log_ctx, mfxStatus err,
66 const char *error_string);
68 int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
69 const char *warning_string);
71 int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
72 int ff_qsv_profile_to_mfx(enum AVCodecID codec_id, int profile);
74 int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc);
76 int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
77 const char *load_plugins);
79 int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *session,
80 QSVFramesContext *qsv_frames_ctx,
81 const char *load_plugins, int opaque);
83 #endif /* AVCODEC_QSV_INTERNAL_H */