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
27 #define AVCODEC_QSV_LINUX_SESSION_HANDLE
30 #ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
38 #include <va/va_drm.h>
39 #include "libavutil/hwcontext_vaapi.h"
42 #include <mfx/mfxvideo.h>
44 #include "libavutil/frame.h"
48 #define QSV_VERSION_MAJOR 1
49 #define QSV_VERSION_MINOR 1
51 #define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
53 #define QSV_MAX_ENC_PAYLOAD 2 // # of mfxEncodeCtrl payloads supported
55 #define QSV_VERSION_ATLEAST(MAJOR, MINOR) \
56 (MFX_VERSION_MAJOR > (MAJOR) || \
57 MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
59 #define QSV_RUNTIME_VERSION_ATLEAST(MFX_VERSION, MAJOR, MINOR) \
60 ((MFX_VERSION.Major > (MAJOR)) || \
61 (MFX_VERSION.Major == (MAJOR) && MFX_VERSION.Minor >= (MINOR)))
63 typedef struct QSVMid {
64 AVBufferRef *hw_frames_ref;
67 AVFrame *locked_frame;
69 mfxFrameSurface1 surf;
72 typedef struct QSVFrame {
74 mfxFrameSurface1 surface;
75 mfxEncodeCtrl enc_ctrl;
76 mfxExtDecodedFrameInfo dec_info;
77 mfxExtBuffer *ext_param;
82 struct QSVFrame *next;
85 typedef struct QSVSession {
87 #ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
88 AVBufferRef *va_device_ref;
89 AVHWDeviceContext *va_device_ctx;
93 typedef struct QSVFramesContext {
94 AVBufferRef *hw_frames_ctx;
97 /* The memory ids for the external frames.
98 * Refcounted, since we need one reference owned by the QSVFramesContext
99 * (i.e. by the encoder/decoder) and another one given to the MFX session
100 * from the frame allocator. */
101 AVBufferRef *mids_buf;
106 int ff_qsv_print_iopattern(void *log_ctx, int mfx_iopattern,
107 const char *extra_string);
110 * Convert a libmfx error code into an ffmpeg error code.
112 int ff_qsv_map_error(mfxStatus mfx_err, const char **desc);
114 int ff_qsv_print_error(void *log_ctx, mfxStatus err,
115 const char *error_string);
117 int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
118 const char *warning_string);
120 int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
121 int ff_qsv_level_to_mfx(enum AVCodecID codec_id, int level);
123 enum AVPixelFormat ff_qsv_map_fourcc(uint32_t fourcc);
125 int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc);
126 enum AVPictureType ff_qsv_map_pictype(int mfx_pic_type);
128 enum AVFieldOrder ff_qsv_map_picstruct(int mfx_pic_struct);
130 int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
131 const char *load_plugins, int gpu_copy);
133 int ff_qsv_close_internal_session(QSVSession *qs);
135 int ff_qsv_init_session_device(AVCodecContext *avctx, mfxSession *psession,
136 AVBufferRef *device_ref, const char *load_plugins,
139 int ff_qsv_init_session_frames(AVCodecContext *avctx, mfxSession *session,
140 QSVFramesContext *qsv_frames_ctx,
141 const char *load_plugins, int opaque, int gpu_copy);
143 int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame);
145 #endif /* AVCODEC_QSV_INTERNAL_H */