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authorChristian König <[email protected]>2015-12-15 11:51:44 +0100
committerChristian König <[email protected]>2016-01-12 13:28:16 +0100
commit52ca9a9b8bf9c3991a82d7039d7a35955ad774b8 (patch)
tree259d72c07ff073f72606bec2bcc7234b39611793
parent8479782361ab58eeacee7f81b18d9597553859ce (diff)
vl/buffers: extract vl_video_buffer_adjust_size helper
Useful for the state trackers as well. Signed-off-by: Christian König <[email protected]> Reviewed-by: Emil Velikov <[email protected]>
-rw-r--r--src/gallium/auxiliary/vl/vl_video_buffer.c10
-rw-r--r--src/gallium/auxiliary/vl/vl_video_buffer.h18
2 files changed, 20 insertions, 8 deletions
diff --git a/src/gallium/auxiliary/vl/vl_video_buffer.c b/src/gallium/auxiliary/vl/vl_video_buffer.c
index e8cd24dec81..462fdcb0882 100644
--- a/src/gallium/auxiliary/vl/vl_video_buffer.c
+++ b/src/gallium/auxiliary/vl/vl_video_buffer.c
@@ -253,14 +253,8 @@ vl_video_buffer_template(struct pipe_resource *templ,
templ->bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
templ->usage = usage;
- if (plane > 0) {
- if (tmpl->chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420) {
- templ->width0 /= 2;
- templ->height0 /= 2;
- } else if (tmpl->chroma_format == PIPE_VIDEO_CHROMA_FORMAT_422) {
- templ->width0 /= 2;
- }
- }
+ vl_video_buffer_adjust_size(&templ->width0, &templ->height0, plane,
+ tmpl->chroma_format, false);
}
static void
diff --git a/src/gallium/auxiliary/vl/vl_video_buffer.h b/src/gallium/auxiliary/vl/vl_video_buffer.h
index 488c3cc4eac..8a1c0773fc9 100644
--- a/src/gallium/auxiliary/vl/vl_video_buffer.h
+++ b/src/gallium/auxiliary/vl/vl_video_buffer.h
@@ -48,6 +48,24 @@ struct vl_video_buffer
struct pipe_surface *surfaces[VL_MAX_SURFACES];
};
+static inline void
+vl_video_buffer_adjust_size(unsigned *width, unsigned *height, unsigned plane,
+ enum pipe_video_chroma_format chroma_format,
+ bool interlaced)
+{
+ if (interlaced) {
+ *height /= 2;
+ }
+ if (plane > 0) {
+ if (chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420) {
+ *width /= 2;
+ *height /= 2;
+ } else if (chroma_format == PIPE_VIDEO_CHROMA_FORMAT_422) {
+ *width /= 2;
+ }
+ }
+}
+
/**
* get subformats for each plane
*/