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
25 #define AVCODEC_QSV_LINUX_SESSION_HANDLE
28 #ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
36 #include <va/va_drm.h>
37 #include "libavutil/hwcontext_vaapi.h"
40 #include <mfx/mfxvideo.h>
42 #include "libavutil/frame.h"
46 #define QSV_VERSION_MAJOR 1
47 #define QSV_VERSION_MINOR 1
49 #define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
51 #define QSV_MAX_ENC_PAYLOAD 2 // # of mfxEncodeCtrl payloads supported
53 #define QSV_VERSION_ATLEAST(MAJOR, MINOR) \
54 (MFX_VERSION_MAJOR > (MAJOR) || \
55 MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
57 #define QSV_RUNTIME_VERSION_ATLEAST(MFX_VERSION, MAJOR, MINOR) \
58 ((MFX_VERSION.Major > (MAJOR)) || \
59 (MFX_VERSION.Major == (MAJOR) && MFX_VERSION.Minor >= (MINOR)))
61 typedef struct QSVMid {
62 AVBufferRef *hw_frames_ref;
65 AVFrame *locked_frame;
67 mfxFrameSurface1 surf;
70 typedef struct QSVFrame {
72 mfxFrameSurface1 surface;
73 mfxEncodeCtrl enc_ctrl;
74 mfxExtDecodedFrameInfo dec_info;
75 mfxExtBuffer *ext_param;
80 struct QSVFrame *next;
83 typedef struct QSVSession {
85 #ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
86 AVBufferRef *va_device_ref;
87 AVHWDeviceContext *va_device_ctx;
91 typedef struct QSVFramesContext {
92 AVBufferRef *hw_frames_ctx;
95 /* The memory ids for the external frames.
96 * Refcounted, since we need one reference owned by the QSVFramesContext
97 * (i.e. by the encoder/decoder) and another one given to the MFX session
98 * from the frame allocator. */
99 AVBufferRef *mids_buf;
104 int ff_qsv_print_iopattern(void *log_ctx, int mfx_iopattern,
105 const char *extra_string);
108 * Convert a libmfx error code into an ffmpeg error code.
110 int ff_qsv_map_error(mfxStatus mfx_err, const char **desc);
112 int ff_qsv_print_error(void *log_ctx, mfxStatus err,
113 const char *error_string);
115 int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
116 const char *warning_string);
118 int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
119 int ff_qsv_level_to_mfx(enum AVCodecID codec_id, int level);
121 enum AVPixelFormat ff_qsv_map_fourcc(uint32_t fourcc);
123 int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc);
124 enum AVPictureType ff_qsv_map_pictype(int mfx_pic_type);
126 enum AVFieldOrder ff_qsv_map_picstruct(int mfx_pic_struct);
128 int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
129 const char *load_plugins, int gpu_copy);
131 int ff_qsv_close_internal_session(QSVSession *qs);
133 int ff_qsv_init_session_device(AVCodecContext *avctx, mfxSession *psession,
134 AVBufferRef *device_ref, const char *load_plugins,
137 int ff_qsv_init_session_frames(AVCodecContext *avctx, mfxSession *session,
138 QSVFramesContext *qsv_frames_ctx,
139 const char *load_plugins, int opaque, int gpu_copy);
141 int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame);
143 #endif /* AVCODEC_QSV_INTERNAL_H */