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vaapipostproc: add support for crop regions in VPP mode.

Browse source 
Apply video cropping regions stored in GstVideoCropMeta, or in older
GstVaapiSurfaceProxy representation, to VPP pipelines. In non-VPP modes,
the crop meta are already propagated to the output buffers.

https://bugzilla.gnome.org/show_bug.cgi?id=720730
This commit is contained in:
Gwenole Beauchesne 2014-06-18 16:16:34 +02:00
parent 927fd2e1a8
commit b3401dbb29
1 changed files with 19 additions and 0 deletions
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19
gst/vaapi/gstvaapipostproc.c
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@ -447,6 +447,7 @@ gst_vaapipostproc_process_vpp(GstBaseTransform *trans, GstBuffer *inbuf,
GstVaapiDeinterlaceMethod deint_method;
guint flags, deint_flags;
gboolean tff, deint, deint_refs, deint_changed;
GstVaapiRectangle *crop_rect = NULL;
/* Validate filters */
if ((postproc->flags & GST_VAAPI_POSTPROC_FLAG_FORMAT) &&
@ -488,6 +489,22 @@ gst_vaapipostproc_process_vpp(GstBaseTransform *trans, GstBuffer *inbuf,
goto error_invalid_buffer;
inbuf_surface = gst_vaapi_video_meta_get_surface(inbuf_meta);
#if GST_CHECK_VERSION(1,0,0)
GstVideoCropMeta * const crop_meta =
gst_buffer_get_video_crop_meta(inbuf);
if (crop_meta) {
GstVaapiRectangle tmp_rect;
crop_rect = &tmp_rect;
crop_rect->x = crop_meta->x;
crop_rect->y = crop_meta->y;
crop_rect->width = crop_meta->width;
crop_rect->height = crop_meta->height;
}
#endif
if (!crop_rect)
crop_rect = (GstVaapiRectangle *)
gst_vaapi_video_meta_get_render_rect(inbuf_meta);
timestamp = GST_BUFFER_TIMESTAMP(inbuf);
tff = GST_BUFFER_FLAG_IS_SET(inbuf, GST_VIDEO_BUFFER_FLAG_TFF);
deint = should_deinterlace_buffer(postproc, inbuf);
@ -545,6 +562,7 @@ gst_vaapipostproc_process_vpp(GstBaseTransform *trans, GstBuffer *inbuf,
goto error_op_deinterlace;
}
gst_vaapi_filter_set_cropping_rectangle(postproc->filter, crop_rect);
status = gst_vaapi_filter_process(postproc->filter, inbuf_surface,
outbuf_surface, flags);
if (status != GST_VAAPI_FILTER_STATUS_SUCCESS)
@ -583,6 +601,7 @@ gst_vaapipostproc_process_vpp(GstBaseTransform *trans, GstBuffer *inbuf,
postproc->filter, deint_method, 0))
goto error_op_deinterlace;
gst_vaapi_filter_set_cropping_rectangle(postproc->filter, crop_rect);
status = gst_vaapi_filter_process(postproc->filter, inbuf_surface,
outbuf_surface, flags);
if (status != GST_VAAPI_FILTER_STATUS_SUCCESS)