diff options
Diffstat (limited to 'gst-libs/gst/video/gstbasevideoutils.h')
-rw-r--r-- | gst-libs/gst/video/gstbasevideoutils.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/gst-libs/gst/video/gstbasevideoutils.h b/gst-libs/gst/video/gstbasevideoutils.h new file mode 100644 index 00000000..e832fe76 --- /dev/null +++ b/gst-libs/gst/video/gstbasevideoutils.h @@ -0,0 +1,95 @@ +/* GStreamer + * Copyright (C) 2008 David Schleef <ds@schleef.org> + * + * 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., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef _GST_BASE_VIDEO_UTILS_H_ +#define _GST_BASE_VIDEO_UTILS_H_ + +#ifndef GST_USE_UNSTABLE_API +#warning "The base video utils API is unstable and may change in future." +#warning "You can define GST_USE_UNSTABLE_API to avoid this warning." +#endif + +#include <gst/gst.h> +#include <gst/video/video.h> +#include <gst/base/gstadapter.h> + +G_BEGIN_DECLS + +typedef struct _GstVideoState GstVideoState; +typedef struct _GstVideoFrame GstVideoFrame; + +struct _GstVideoState +{ + GstVideoFormat format; + int width, height; + int fps_n, fps_d; + int par_n, par_d; + gboolean interlaced; + gboolean top_field_first; + + int clean_width, clean_height; + int clean_offset_left, clean_offset_top; + + int bytes_per_picture; + + GstSegment segment; + + int picture_number; +}; + +struct _GstVideoFrame +{ + guint64 decode_timestamp; + guint64 presentation_timestamp; + guint64 presentation_duration; + + gint system_frame_number; + gint decode_frame_number; + gint presentation_frame_number; + + int distance_from_sync; + gboolean is_sync_point; + gboolean is_eos; + + GstBuffer *sink_buffer; + GstBuffer *src_buffer; + + int field_index; + int n_fields; + + void *coder_hook; +}; + +gboolean gst_base_video_rawvideo_convert (GstVideoState *state, + GstFormat src_format, gint64 src_value, + GstFormat * dest_format, gint64 *dest_value); +gboolean gst_base_video_encoded_video_convert (GstVideoState *state, + GstFormat src_format, gint64 src_value, + GstFormat * dest_format, gint64 *dest_value); + +gboolean gst_base_video_state_from_caps (GstVideoState *state, + GstCaps *caps); + +GstClockTime gst_video_state_get_timestamp (const GstVideoState *state, + int frame_number); + +G_END_DECLS + +#endif + |