/* GStreamer

 * Copyright (C) <2011> Wim Taymans <wim.taymans@gmail.com>

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public

 * License along with this library; if not, write to the

 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 */

#ifndef __GST_VIDEO_H__

#define __GST_VIDEO_H__

#include <gst/gst.h>

#include <gst/video/video-prelude.h>

typedef struct _GstVideoAlignment GstVideoAlignment;

#include <gst/video/video-format.h>

#include <gst/video/video-color.h>

#include <gst/video/video-dither.h>

#include <gst/video/video-info.h>

#include <gst/video/video-frame.h>

#include <gst/video/video-enumtypes.h>

#include <gst/video/video-converter.h>

#include <gst/video/video-scaler.h>

#include <gst/video/video-multiview.h>

G_BEGIN_DECLS

/**

 * GstVideoAlignment:

 * @padding_left: extra pixels on the left side

 * @padding_right: extra pixels on the right side

 * @padding_top: extra pixels on the top

 * @padding_bottom: extra pixels on the bottom

 * @stride_align: array with extra alignment requirements for the strides

 *

 * Extra alignment parameters for the memory of video buffers. This

 * structure is usually used to configure the bufferpool if it supports the

 * #GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT.

 */

struct _GstVideoAlignment

{

  guint padding_top;

  guint padding_bottom;

  guint padding_left;

  guint padding_right;

  guint stride_align[GST_VIDEO_MAX_PLANES];

};

/**

 * GstVideoOrientationMethod:

 * @GST_VIDEO_ORIENTATION_IDENTITY: Identity (no rotation)

 * @GST_VIDEO_ORIENTATION_90R: Rotate clockwise 90 degrees

 * @GST_VIDEO_ORIENTATION_180: Rotate 180 degrees

 * @GST_VIDEO_ORIENTATION_90L: Rotate counter-clockwise 90 degrees

 * @GST_VIDEO_ORIENTATION_HORIZ: Flip horizontally

 * @GST_VIDEO_ORIENTATION_VERT: Flip vertically

 * @GST_VIDEO_ORIENTATION_UL_LR: Flip across upper left/lower right diagonal

 * @GST_VIDEO_ORIENTATION_UR_LL: Flip across upper right/lower left diagonal

 * @GST_VIDEO_ORIENTATION_AUTO: Select flip method based on image-orientation tag

 * @GST_VIDEO_ORIENTATION_CUSTOM: Current status depends on plugin internal setup

 *

 * The different video orientation methods.

 *

 * Since: 1.10

 */

typedef enum {

  GST_VIDEO_ORIENTATION_IDENTITY,

  GST_VIDEO_ORIENTATION_90R,

  GST_VIDEO_ORIENTATION_180,

  GST_VIDEO_ORIENTATION_90L,

  GST_VIDEO_ORIENTATION_HORIZ,

  GST_VIDEO_ORIENTATION_VERT,

  GST_VIDEO_ORIENTATION_UL_LR,

  GST_VIDEO_ORIENTATION_UR_LL,

  GST_VIDEO_ORIENTATION_AUTO,

  GST_VIDEO_ORIENTATION_CUSTOM,

} GstVideoOrientationMethod;

/* metadata macros */

/**

 * GST_META_TAG_VIDEO_STR:

 *

 * This metadata is relevant for video streams.

 *

 * Since: 1.2

 */

#define GST_META_TAG_VIDEO_STR "video"

/**

 * GST_META_TAG_VIDEO_ORIENTATION_STR:

 *

 * This metadata stays relevant as long as video orientation is unchanged.

 *

 * Since: 1.2

 */

#define GST_META_TAG_VIDEO_ORIENTATION_STR "orientation"

/**

 * GST_META_TAG_VIDEO_SIZE_STR:

 *

 * This metadata stays relevant as long as video size is unchanged.

 *

 * Since: 1.2

 */

#define GST_META_TAG_VIDEO_SIZE_STR "size"

/**

 * GST_META_TAG_VIDEO_COLORSPACE_STR:

 *

 * This metadata stays relevant as long as video colorspace is unchanged.

 *

 * Since: 1.2

 */

#define GST_META_TAG_VIDEO_COLORSPACE_STR "colorspace"

GST_VIDEO_API

void           gst_video_alignment_reset         (GstVideoAlignment *align);

/* some helper functions */

GST_VIDEO_API

gboolean       gst_video_calculate_display_ratio (guint * dar_n,

                                                  guint * dar_d,

                                                  guint   video_width,

                                                  guint   video_height,

                                                  guint   video_par_n,

                                                  guint   video_par_d,

                                                  guint   display_par_n,

                                                  guint   display_par_d);

GST_VIDEO_API

gboolean       gst_video_guess_framerate (GstClockTime duration,

                                          gint * dest_n, gint * dest_d);

/* convert/encode video sample from one format to another */

typedef void (*GstVideoConvertSampleCallback) (GstSample * sample, GError *error, gpointer user_data);

GST_VIDEO_API

void          gst_video_convert_sample_async (GstSample                    * sample,

                                              const GstCaps                * to_caps,

                                              GstClockTime                   timeout,

                                              GstVideoConvertSampleCallback  callback,

                                              gpointer                       user_data,

                                              GDestroyNotify                 destroy_notify);

GST_VIDEO_API

GstSample *   gst_video_convert_sample       (GstSample     * sample,

                                              const GstCaps * to_caps,

                                              GstClockTime    timeout,

                                              GError       ** error);

G_END_DECLS

#include <gst/video/colorbalancechannel.h>

#include <gst/video/colorbalance.h>

#include <gst/video/gstvideoaggregator.h>

#include <gst/video/gstvideodecoder.h>

#include <gst/video/gstvideoencoder.h>

#include <gst/video/gstvideofilter.h>

#include <gst/video/gstvideometa.h>

#include <gst/video/gstvideopool.h>

#include <gst/video/gstvideosink.h>

#include <gst/video/gstvideoutils.h>

#include <gst/video/navigation.h>

#include <gst/video/video-blend.h>

#include <gst/video/video-event.h>

#include <gst/video/videodirection.h>

#include <gst/video/videoorientation.h>

#include <gst/video/video-overlay-composition.h>

#include <gst/video/videooverlay.h>

#include <gst/video/gstvideotimecode.h>

#include <gst/video/gstvideoaffinetransformationmeta.h>

#include <gst/video/video-anc.h>

#endif /* __GST_VIDEO_H__ */