mirror of https://git.ffmpeg.org/ffmpeg.git
146 lines
4.3 KiB
C
146 lines
4.3 KiB
C
/*
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* Intel MediaSDK QSV encoder/decoder shared code
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_QSV_INTERNAL_H
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#define AVCODEC_QSV_INTERNAL_H
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#include "config.h"
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#if CONFIG_VAAPI
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#define AVCODEC_QSV_LINUX_SESSION_HANDLE
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#endif //CONFIG_VAAPI
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#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
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#include <stdio.h>
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#include <string.h>
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#if HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <fcntl.h>
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#include <va/va.h>
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#include <va/va_drm.h>
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#include "libavutil/hwcontext_vaapi.h"
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#endif
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#include <mfx/mfxvideo.h>
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#include "libavutil/frame.h"
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#include "avcodec.h"
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#define QSV_VERSION_MAJOR 1
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#define QSV_VERSION_MINOR 1
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#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
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#define QSV_MAX_ENC_PAYLOAD 2 // # of mfxEncodeCtrl payloads supported
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#define QSV_VERSION_ATLEAST(MAJOR, MINOR) \
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(MFX_VERSION_MAJOR > (MAJOR) || \
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MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
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#define QSV_RUNTIME_VERSION_ATLEAST(MFX_VERSION, MAJOR, MINOR) \
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((MFX_VERSION.Major > (MAJOR)) || \
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(MFX_VERSION.Major == (MAJOR) && MFX_VERSION.Minor >= (MINOR)))
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typedef struct QSVMid {
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AVBufferRef *hw_frames_ref;
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mfxHDL handle;
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AVFrame *locked_frame;
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AVFrame *hw_frame;
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mfxFrameSurface1 surf;
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} QSVMid;
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typedef struct QSVFrame {
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AVFrame *frame;
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mfxFrameSurface1 surface;
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mfxEncodeCtrl enc_ctrl;
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mfxExtDecodedFrameInfo dec_info;
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mfxExtBuffer *ext_param;
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int queued;
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int used;
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struct QSVFrame *next;
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} QSVFrame;
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typedef struct QSVSession {
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mfxSession session;
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#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
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AVBufferRef *va_device_ref;
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AVHWDeviceContext *va_device_ctx;
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#endif
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} QSVSession;
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typedef struct QSVFramesContext {
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AVBufferRef *hw_frames_ctx;
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void *logctx;
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/* The memory ids for the external frames.
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* Refcounted, since we need one reference owned by the QSVFramesContext
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* (i.e. by the encoder/decoder) and another one given to the MFX session
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* from the frame allocator. */
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AVBufferRef *mids_buf;
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QSVMid *mids;
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int nb_mids;
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} QSVFramesContext;
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int ff_qsv_print_iopattern(void *log_ctx, int mfx_iopattern,
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const char *extra_string);
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/**
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* Convert a libmfx error code into an ffmpeg error code.
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*/
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int ff_qsv_map_error(mfxStatus mfx_err, const char **desc);
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int ff_qsv_print_error(void *log_ctx, mfxStatus err,
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const char *error_string);
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int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
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const char *warning_string);
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int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
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int ff_qsv_level_to_mfx(enum AVCodecID codec_id, int level);
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enum AVPixelFormat ff_qsv_map_fourcc(uint32_t fourcc);
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int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc);
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enum AVPictureType ff_qsv_map_pictype(int mfx_pic_type);
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enum AVFieldOrder ff_qsv_map_picstruct(int mfx_pic_struct);
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int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
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const char *load_plugins, int gpu_copy);
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int ff_qsv_close_internal_session(QSVSession *qs);
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int ff_qsv_init_session_device(AVCodecContext *avctx, mfxSession *psession,
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AVBufferRef *device_ref, const char *load_plugins,
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int gpu_copy);
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int ff_qsv_init_session_frames(AVCodecContext *avctx, mfxSession *session,
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QSVFramesContext *qsv_frames_ctx,
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const char *load_plugins, int opaque, int gpu_copy);
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int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame);
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#endif /* AVCODEC_QSV_INTERNAL_H */
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