gstreamer/sys/msdk/msdk.h
Haihao Xiang fbd1d0cecb msdk: add a helper function to get codename of the platform
The features supported in MSDK vary from platform to platform. We may
support some features based on the codename of the platform in future.
2020-03-31 09:27:03 +08:00

112 lines
3.7 KiB
C

/* GStreamer Intel MSDK plugin
* Copyright (c) 2016, Oblong Industries, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __MSDK_H__
#define __MSDK_H__
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/allocators/allocators.h>
#include <mfxvideo.h>
#include <mfxplugin.h>
G_BEGIN_DECLS
#define GST_MSDK_CAPS_MAKE(format) \
GST_VIDEO_CAPS_MAKE (format) ", " \
"interlace-mode = (string) progressive"
#ifndef _WIN32
#define GST_MSDK_CAPS_MAKE_WITH_DMABUF_FEATURE(dmaformat) \
GST_VIDEO_CAPS_MAKE_WITH_FEATURES(GST_CAPS_FEATURE_MEMORY_DMABUF, dmaformat) ", " \
"interlace-mode = (string) progressive"
#else
#define GST_MSDK_CAPS_MAKE_WITH_DMABUF_FEATURE(dmaformat) ""
#endif
#define GST_MSDK_CAPS_STR(format,dmaformat) \
GST_MSDK_CAPS_MAKE (format) "; " \
GST_MSDK_CAPS_MAKE_WITH_DMABUF_FEATURE (dmaformat)
mfxSession msdk_open_session (mfxIMPL impl);
void msdk_close_session (mfxSession session);
gboolean msdk_is_available (void);
mfxFrameSurface1 *msdk_get_free_surface (mfxFrameSurface1 * surfaces,
guint size);
void msdk_frame_to_surface (GstVideoFrame * frame, mfxFrameSurface1 * surface);
const gchar *msdk_status_to_string (mfxStatus status);
void gst_msdk_set_video_alignment (GstVideoInfo * info, guint alloc_w, guint alloc_h,
GstVideoAlignment * alignment);
/* Conversion from Gstreamer to libmfx */
gint gst_msdk_get_mfx_chroma_from_format (GstVideoFormat format);
gint gst_msdk_get_mfx_fourcc_from_format (GstVideoFormat format);
void gst_msdk_set_mfx_frame_info_from_video_info (mfxFrameInfo * mfx_info,
GstVideoInfo * info);
gboolean
gst_msdk_is_msdk_buffer (GstBuffer * buf);
mfxFrameSurface1 *
gst_msdk_get_surface_from_buffer (GstBuffer * buf);
GstVideoFormat
gst_msdk_get_video_format_from_mfx_fourcc (mfxU32 fourcc);
void
gst_msdk_update_mfx_frame_info_from_mfx_video_param (mfxFrameInfo * mfx_info,
mfxVideoParam * param);
void
gst_msdk_get_mfx_video_orientation_from_video_direction (guint value,
guint * mfx_mirror, guint * mfx_rotation);
gboolean
gst_msdk_load_plugin (mfxSession session, const mfxPluginUID * uid,
mfxU32 version, const gchar * plugin);
mfxU16
msdk_get_platform_codename (mfxSession session);
G_END_DECLS
#endif /* __MSDK_H__ */