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 #define QSV_RUNTIME_VERSION_ATLEAST(MFX_VERSION, MAJOR, MINOR) \
42 (MFX_VERSION.Major > (MAJOR)) || \
43 (MFX_VERSION.Major == (MAJOR) && MFX_VERSION.Minor >= (MINOR))
45 typedef struct QSVMid {
46 AVBufferRef *hw_frames_ref;
49 AVFrame *locked_frame;
51 mfxFrameSurface1 surf;
54 typedef struct QSVFrame {
56 mfxFrameSurface1 surface;
57 mfxEncodeCtrl enc_ctrl;
58 mfxExtDecodedFrameInfo dec_info;
59 mfxExtBuffer *ext_param;
64 struct QSVFrame *next;
67 typedef struct QSVFramesContext {
68 AVBufferRef *hw_frames_ctx;
71 /* The memory ids for the external frames.
72 * Refcounted, since we need one reference owned by the QSVFramesContext
73 * (i.e. by the encoder/decoder) and another one given to the MFX session
74 * from the frame allocator. */
75 AVBufferRef *mids_buf;
81 * Convert a libmfx error code into an ffmpeg error code.
83 int ff_qsv_map_error(mfxStatus mfx_err, const char **desc);
85 int ff_qsv_print_error(void *log_ctx, mfxStatus err,
86 const char *error_string);
88 int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
89 const char *warning_string);
91 int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
92 int ff_qsv_profile_to_mfx(enum AVCodecID codec_id, int profile);
94 int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc);
95 enum AVPictureType ff_qsv_map_pictype(int mfx_pic_type);
97 int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
98 const char *load_plugins);
100 int ff_qsv_init_session_device(AVCodecContext *avctx, mfxSession *psession,
101 AVBufferRef *device_ref, const char *load_plugins);
103 int ff_qsv_init_session_frames(AVCodecContext *avctx, mfxSession *session,
104 QSVFramesContext *qsv_frames_ctx,
105 const char *load_plugins, int opaque);
107 int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame);
109 #endif /* AVCODEC_QSV_INTERNAL_H */