gstreamer/sys/msdk/msdk.h

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/* 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>
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);
G_END_DECLS
#endif /* __MSDK_H__ */