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u/sink: Make u_sink_create_format_converter support L8

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Co-authored-by: Moses Turner <moses@collabora.com>
This commit is contained in:
Jakob Bornecrantz 2022-03-22 13:33:41 +00:00
parent 8e0d9198c4
commit 83c8b1da86
2 changed files with 50 additions and 5 deletions
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1
src/xrt/auxiliary/util/u_sink.h
View file

@ -170,6 +170,7 @@ u_sink_force_genlock_create(struct xrt_frame_context *xfctx,
struct xrt_frame_sink **out_left_xfs,
struct xrt_frame_sink **out_right_xfs);
/*
*
* Debugging sink,

54
src/xrt/auxiliary/util/u_sink_converter.c
View file

@ -232,6 +232,21 @@ from_YUYV422_to_R8G8B8(struct xrt_frame *dst_frame, uint32_t w, uint32_t h, size
}
}
static void
from_YUYV422_to_L8(struct xrt_frame *dst_frame, uint32_t w, uint32_t h, size_t stride, const uint8_t *data)
{
SINK_TRACE_MARKER();
for (uint32_t y = 0; y < h; y++) {
const uint8_t *src = data + (y * stride);
uint8_t *dst = dst_frame->data + (y * dst_frame->stride);
for (uint32_t x = 0; x < w; x++) {
dst[x] = src[x * 2];
}
}
}
static void
from_UYVY422_to_R8G8B8(struct xrt_frame *dst_frame, uint32_t w, uint32_t h, size_t stride, const uint8_t *data)
{
@ -461,6 +476,32 @@ create_frame_with_format(struct xrt_frame *xf, enum xrt_format format, struct xr
return create_frame_with_format_of_size(xf, xf->width, xf->height, format, out_frame);
}
static void
convert_frame_l8(struct xrt_frame_sink *xs, struct xrt_frame *xf)
{
SINK_TRACE_MARKER();
struct u_sink_converter *s = (struct u_sink_converter *)xs;
struct xrt_frame *converted = NULL;
switch (xf->format) {
case XRT_FORMAT_L8: s->downstream->push_frame(s->downstream, xf); return;
case XRT_FORMAT_YUYV422:
if (!create_frame_with_format(xf, XRT_FORMAT_L8, &converted)) {
return;
}
from_YUYV422_to_L8(converted, xf->width, xf->height, xf->stride, xf->data);
break;
default: U_LOG_E("Can not convert from '%s' to L8!", u_format_str(xf->format)); return;
}
s->downstream->push_frame(s->downstream, converted);
// Refcount in case it's being held downstream.
xrt_frame_reference(&converted, NULL);
}
static void
convert_frame_r8g8b8_or_l8(struct xrt_frame_sink *xs, struct xrt_frame *xf)
{
@ -801,13 +842,16 @@ destroy(struct xrt_frame_node *node)
void
u_sink_create_format_converter(struct xrt_frame_context *xfctx,
enum xrt_format f,
enum xrt_format format,
struct xrt_frame_sink *downstream,
struct xrt_frame_sink **out_xfs)
{
if (f != XRT_FORMAT_R8G8B8) {
U_LOG_E("Format '%s' not supported", u_format_str(f));
return;
void (*func)(struct xrt_frame_sink *, struct xrt_frame *);
switch (format) {
case XRT_FORMAT_R8G8B8: func = convert_frame_r8g8b8; break;
case XRT_FORMAT_L8: func = convert_frame_l8; break;
default: U_LOG_E("Format '%s' not supported", u_format_str(format)); return;
}
#ifdef USE_TABLE
@ -815,7 +859,7 @@ u_sink_create_format_converter(struct xrt_frame_context *xfctx,
#endif
struct u_sink_converter *s = U_TYPED_CALLOC(struct u_sink_converter);
s->base.push_frame = convert_frame_r8g8b8;
s->base.push_frame = func;
s->node.break_apart = break_apart;
s->node.destroy = destroy;
s->downstream = downstream;