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e-comp-wl: Create compositor screenshooter global and add function to actually handle taking shots 

Signed-off-by: Chris Michael <cp.michael@samsung.com>
This commit is contained in:
Chris Michael 2015-07-08 15:04:49 -04:00
parent 66a42b7994
commit f214d9d73b
1 changed files with 94 additions and 0 deletions
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94
src/bin/e_comp_wl.c
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@ -1,5 +1,6 @@
#define E_COMP_WL
#include "e.h"
#include "e_comp_wl_screenshooter_server.h"
/* handle include for printing uint64_t */
#define __STDC_FORMAT_MACROS
@ -1636,6 +1637,9 @@ _e_comp_wl_compositor_cb_del(void *data EINA_UNUSED)
cdata = e_comp->wl_comp_data;
if (cdata->screenshooter.global)
wl_global_destroy(cdata->screenshooter.global);
EINA_LIST_FREE(cdata->outputs, output)
{
if (output->id) eina_stringshare_del(output->id);
@ -2073,6 +2077,87 @@ _e_comp_wl_subcompositor_cb_bind(struct wl_client *client, void *data EINA_UNUSE
/* TODO: add handlers for client iconify/uniconify */
}
static void
_e_comp_wl_screenshooter_cb_shoot(struct wl_client *client EINA_UNUSED, struct wl_resource *resource, struct wl_resource *output_resource, struct wl_resource *buffer_resource)
{
E_Comp_Wl_Output *output;
E_Comp_Wl_Buffer *buffer;
struct wl_shm_buffer *shm_buffer;
int stride;
void *pixels, *d;
output = wl_resource_get_user_data(output_resource);
buffer = e_comp_wl_buffer_get(buffer_resource);
if (!buffer)
{
wl_resource_post_no_memory(resource);
return;
}
if ((buffer->w < output->w) || (buffer->h < output->h))
{
ERR("Buffer size less than output");
/* send done with bad buffer error */
return;
}
stride = buffer->w * sizeof(int);
pixels = malloc(stride * buffer->h);
if (!pixels)
{
/* send done with bad buffer error */
ERR("Could not allocate space for destination");
return;
}
if (e_comp->wl_comp_data->screenshooter.read_pixels)
e_comp->wl_comp_data->screenshooter.read_pixels(output, pixels);
shm_buffer = wl_shm_buffer_get(buffer->resource);
if (!shm_buffer)
{
ERR("Could not get shm_buffer from resource");
return;
}
stride = wl_shm_buffer_get_stride(shm_buffer);
d = wl_shm_buffer_get_data(shm_buffer);
if (!d)
{
ERR("Could not get buffer data");
return;
}
wl_shm_buffer_begin_access(shm_buffer);
memcpy(d, pixels, buffer->h * stride);
wl_shm_buffer_end_access(shm_buffer);
screenshooter_send_done(resource);
}
static const struct screenshooter_interface _e_screenshooter_interface =
{
_e_comp_wl_screenshooter_cb_shoot
};
static void
_e_comp_wl_screenshooter_cb_bind(struct wl_client *client, void *data, uint32_t version EINA_UNUSED, uint32_t id)
{
struct wl_resource *res;
res = wl_resource_create(client, &screenshooter_interface, 1, id);
if (!res)
{
ERR("Could not create screenshooter resource: %m");
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(res, &_e_screenshooter_interface, data, NULL);
}
static void
_e_comp_wl_client_cb_new(void *data EINA_UNUSED, E_Client *ec)
{
@ -2474,6 +2559,15 @@ _e_comp_wl_compositor_create(void)
goto comp_global_err;
}
cdata->screenshooter.global =
wl_global_create(cdata->wl.disp, &screenshooter_interface, 1,
e_comp, _e_comp_wl_screenshooter_cb_bind);
if (!cdata->screenshooter.global)
{
ERR("Could not create screenshooter global: %m");
goto comp_global_err;
}
/* _e_comp_wl_cb_randr_change(NULL, 0, NULL); */
/* try to init data manager */