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codecparser: h265: Calculate crop rectangle dimensions

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This commit is contained in:
Sreerenj Balachandran 2015-04-17 15:03:34 +03:00 committed by Sebastian Dröge
parent 877e69c9ec
commit af7ff2bd95
2 changed files with 18 additions and 1 deletions
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17
gst-libs/gst/codecparsers/gsth265parser.c
View file

@ -1564,6 +1564,8 @@ gst_h265_parse_sps (GstH265Parser * parser, GstH265NalUnit * nalu,
GstH265VPS *vps;
guint8 vps_id;
guint i;
guint subwc[] = { 1, 2, 2, 1, 1 };
guint subhc[] = { 1, 2, 1, 1, 1 };
GstH265VUIParams *vui = NULL;
INITIALIZE_DEBUG_CATEGORY;
@ -1713,7 +1715,20 @@ gst_h265_parse_sps (GstH265Parser * parser, GstH265NalUnit * nalu,
goto error;
}
/* ToDo: Add crop_rectangle dimensions */
if (sps->conformance_window_flag) {
const guint crop_unit_x = subwc[sps->chroma_format_idc];
const guint crop_unit_y = subhc[sps->chroma_format_idc];
sps->crop_rect_width = sps->width -
(sps->conf_win_left_offset + sps->conf_win_right_offset) * crop_unit_x;
sps->crop_rect_height = sps->height -
(sps->conf_win_top_offset + sps->conf_win_bottom_offset) * crop_unit_y;
sps->crop_rect_x = sps->conf_win_left_offset * crop_unit_x;
sps->crop_rect_y = sps->conf_win_top_offset * crop_unit_y;
GST_LOG ("crop_rectangle x=%u y=%u width=%u, height=%u", sps->crop_rect_x,
sps->crop_rect_y, sps->crop_rect_width, sps->crop_rect_height);
}
sps->fps_num = 0;
sps->fps_den = 1;

2
gst-libs/gst/codecparsers/gsth265parser.h
View file

@ -763,6 +763,8 @@ struct _GstH265SPS
/* calculated values */
guint8 chroma_array_type;
gint width, height;
gint crop_rect_width, crop_rect_height;
gint crop_rect_x, crop_rect_y;
gint fps_num, fps_den;
gboolean valid;
};