mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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6a763f6a47
Add some guards and fat warnings to the header files with still unstable API, so people who just look at the installed headers know that it actually is unstable API.
95 lines
2.4 KiB
C
95 lines
2.4 KiB
C
/* GStreamer
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* Copyright (C) 2008 David Schleef <ds@schleef.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef _GST_BASE_VIDEO_UTILS_H_
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#define _GST_BASE_VIDEO_UTILS_H_
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#ifndef GST_USE_UNSTABLE_API
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#warning "The base video utils API is unstable and may change in future."
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#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
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#endif
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/base/gstadapter.h>
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G_BEGIN_DECLS
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typedef struct _GstVideoState GstVideoState;
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typedef struct _GstVideoFrame GstVideoFrame;
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struct _GstVideoState
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{
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GstVideoFormat format;
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int width, height;
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int fps_n, fps_d;
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int par_n, par_d;
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gboolean interlaced;
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gboolean top_field_first;
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int clean_width, clean_height;
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int clean_offset_left, clean_offset_top;
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int bytes_per_picture;
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GstSegment segment;
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int picture_number;
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};
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struct _GstVideoFrame
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{
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guint64 decode_timestamp;
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guint64 presentation_timestamp;
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guint64 presentation_duration;
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gint system_frame_number;
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gint decode_frame_number;
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gint presentation_frame_number;
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int distance_from_sync;
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gboolean is_sync_point;
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gboolean is_eos;
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GstBuffer *sink_buffer;
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GstBuffer *src_buffer;
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int field_index;
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int n_fields;
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void *coder_hook;
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};
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gboolean gst_base_video_rawvideo_convert (GstVideoState *state,
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GstFormat src_format, gint64 src_value,
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GstFormat * dest_format, gint64 *dest_value);
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gboolean gst_base_video_encoded_video_convert (GstVideoState *state,
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GstFormat src_format, gint64 src_value,
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GstFormat * dest_format, gint64 *dest_value);
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gboolean gst_base_video_state_from_caps (GstVideoState *state,
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GstCaps *caps);
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GstClockTime gst_video_state_get_timestamp (const GstVideoState *state,
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int frame_number);
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G_END_DECLS
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#endif
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