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libweston/backend-pipewire/pipewire.c
View file @ 5b1974fa
......@@ -57,6 +57,8 @@
#include <libweston/weston-log.h>
#include "pixel-formats.h"
#include "pixman-renderer.h"
#include "renderer-gl/gl-renderer.h"
#include "shared/weston-egl-ext.h"
struct pipewire_backend {
struct weston_backend base;
......@@ -72,6 +74,9 @@ struct pipewire_backend {
struct pw_context *context;
struct pw_core *core;
struct spa_hook core_listener;
const struct pixel_format_info **formats;
unsigned int formats_count;
};
struct pipewire_output {
......@@ -178,6 +183,11 @@ to_pipewire_head(struct weston_head *base)
return container_of(base, struct pipewire_head, base);
}
static const uint32_t pipewire_formats[] = {
DRM_FORMAT_XRGB8888,
DRM_FORMAT_ARGB8888,
};
static enum spa_video_format
spa_video_format_from_drm_fourcc(uint32_t fourcc)
{
......@@ -270,13 +280,9 @@ finish_frame_handler(void *data)
}
static int
pipewire_output_enable(struct weston_output *base)
pipewire_output_enable_pixman(struct pipewire_output *output)
{
struct weston_renderer *renderer = base->compositor->renderer;
struct pipewire_output *output = to_pipewire_output(base);
struct pipewire_backend *backend;
struct wl_event_loop *loop;
int ret;
struct weston_renderer *renderer = output->base.compositor->renderer;
const struct pixman_renderer_output_options options = {
.use_shadow = true,
.fb_size = {
......@@ -286,9 +292,70 @@ pipewire_output_enable(struct weston_output *base)
.format = output->pixel_format,
};
return renderer->pixman->output_create(&output->base, &options);
}
static void
pipewire_output_disable_pixman(struct pipewire_output *output)
{
struct weston_renderer *renderer = output->base.compositor->renderer;
renderer->pixman->output_destroy(&output->base);
}
static int
pipewire_output_enable_gl(struct pipewire_output *output)
{
struct pipewire_backend *b = output->backend;
struct weston_renderer *renderer = b->compositor->renderer;
const struct weston_size fb_size = {
output->base.current_mode->width,
output->base.current_mode->height
};
const struct weston_geometry area = {
.x = 0,
.y = 0,
.width = fb_size.width,
.height = fb_size.height
};
const struct gl_renderer_fbo_options options = {
.fb_size = fb_size,
.area = area,
};
return renderer->gl->output_fbo_create(&output->base, &options);
}
static void
pipewire_output_disable_gl(struct pipewire_output *output)
{
struct weston_renderer *renderer = output->base.compositor->renderer;
renderer->gl->output_destroy(&output->base);
}
static int
pipewire_output_enable(struct weston_output *base)
{
struct weston_renderer *renderer = base->compositor->renderer;
struct pipewire_output *output = to_pipewire_output(base);
struct pipewire_backend *backend;
struct wl_event_loop *loop;
int ret = -1;
backend = output->backend;
ret = renderer->pixman->output_create(&output->base, &options);
switch (renderer->type) {
case WESTON_RENDERER_PIXMAN:
ret = pipewire_output_enable_pixman(output);
break;
case WESTON_RENDERER_GL:
ret = pipewire_output_enable_gl(output);
break;
default:
unreachable("Valid renderer should have been selected");
}
if (ret < 0)
return ret;
......@@ -303,7 +370,17 @@ pipewire_output_enable(struct weston_output *base)
return 0;
err:
renderer->pixman->output_destroy(&output->base);
switch (renderer->type) {
case WESTON_RENDERER_PIXMAN:
pipewire_output_disable_pixman(output);
break;
case WESTON_RENDERER_GL:
pipewire_output_disable_gl(output);
break;
default:
unreachable("Valid renderer should have been selected");
}
wl_event_source_remove(output->finish_frame_timer);
......@@ -321,7 +398,16 @@ pipewire_output_disable(struct weston_output *base)
pw_stream_disconnect(output->stream);
renderer->pixman->output_destroy(&output->base);
switch (renderer->type) {
case WESTON_RENDERER_PIXMAN:
pipewire_output_disable_pixman(output);
break;
case WESTON_RENDERER_GL:
pipewire_output_disable_gl(output);
break;
default:
unreachable("Valid renderer should have been selected");
}
wl_event_source_remove(output->finish_frame_timer);
......@@ -419,34 +505,75 @@ pipewire_output_stream_param_changed(void *data, uint32_t id,
pw_stream_update_params(output->stream, params, 2);
}
static void
pipewire_output_stream_add_buffer(void *data, struct pw_buffer *buffer)
static struct weston_renderbuffer *
pipewire_output_stream_add_buffer_pixman(struct pipewire_output *output,
struct pw_buffer *buffer)
{
struct pipewire_output *output = data;
struct weston_compositor *ec = output->base.compositor;
const struct pixman_renderer_interface *pixman = ec->renderer->pixman;
struct pipewire_frame_data *frame_data;
const struct weston_renderer *renderer = ec->renderer;
struct spa_buffer *buf = buffer->buffer;
struct spa_data *d = buf->datas;
const struct pixel_format_info *format;
unsigned int width;
unsigned int height;
unsigned int stride;
void *ptr;
pipewire_output_debug(output, "add buffer: %p", buffer);
format = output->pixel_format;
width = output->base.width;
height = output->base.height;
stride = width * format->bpp / 8;
ptr = d[0].data;
frame_data = xzalloc(sizeof *frame_data);
buffer->user_data = frame_data;
return renderer->pixman->create_image_from_ptr(&output->base,
format, width, height,
ptr, stride);
}
static struct weston_renderbuffer *
pipewire_output_stream_add_buffer_gl(struct pipewire_output *output,
struct pw_buffer *buffer)
{
struct weston_compositor *ec = output->base.compositor;
const struct weston_renderer *renderer = ec->renderer;
struct spa_buffer *buf = buffer->buffer;
struct spa_data *d = buf->datas;
const struct pixel_format_info *format;
unsigned int width;
unsigned int height;
void *ptr;
format = output->pixel_format;
width = output->base.width;
height = output->base.height;
stride = width * format->bpp / 8;
ptr = buffer->buffer->datas[0].data;
ptr = d[0].data;
return renderer->gl->create_fbo(&output->base,
format, width, height, ptr);
}
static void
pipewire_output_stream_add_buffer(void *data, struct pw_buffer *buffer)
{
struct pipewire_output *output = data;
struct weston_renderer *renderer = output->base.compositor->renderer;
struct pipewire_frame_data *frame_data;
pipewire_output_debug(output, "add buffer: %p", buffer);
frame_data->renderbuffer = pixman->create_image_from_ptr(&output->base,
format, width,
height, ptr,
stride);
frame_data = xzalloc(sizeof *frame_data);
buffer->user_data = frame_data;
switch (renderer->type) {
case WESTON_RENDERER_PIXMAN:
frame_data->renderbuffer = pipewire_output_stream_add_buffer_pixman(output, buffer);
break;
case WESTON_RENDERER_GL:
frame_data->renderbuffer = pipewire_output_stream_add_buffer_gl(output, buffer);
break;
default:
unreachable("Valid renderer should have been selected");
}
}
static void
......@@ -914,20 +1041,37 @@ pipewire_backend_create(struct weston_compositor *compositor,
compositor->backend = &backend->base;
backend->formats_count = ARRAY_LENGTH(pipewire_formats);
backend->formats = pixel_format_get_array(pipewire_formats,
backend->formats_count);
if (weston_compositor_set_presentation_clock_software(compositor) < 0)
goto err_compositor;
switch (config->renderer) {
case WESTON_RENDERER_AUTO:
case WESTON_RENDERER_PIXMAN:
ret = weston_compositor_init_renderer(compositor,
WESTON_RENDERER_PIXMAN,
NULL);
break;
case WESTON_RENDERER_GL: {
const struct gl_renderer_display_options options = {
.egl_platform = EGL_PLATFORM_SURFACELESS_MESA,
.formats = backend->formats,
.formats_count = backend->formats_count,
};
ret = weston_compositor_init_renderer(compositor,
WESTON_RENDERER_GL,
&options.base);
break;
}
default:
weston_log("Unsupported renderer requested\n");
goto err_compositor;
}
if (weston_compositor_init_renderer(compositor, WESTON_RENDERER_PIXMAN,
NULL) < 0)
if (ret < 0)
goto err_compositor;
compositor->capabilities |= WESTON_CAP_ARBITRARY_MODES;
......