static GstFlowReturn
gst_wayland_buffer_pool_alloc (GstBufferPool * pool, GstBuffer ** buffer,
GstBufferPoolAcquireParams * params)
{
GstWaylandBufferPool *self = GST_WAYLAND_BUFFER_POOL_CAST (pool);
gint width, height, stride;
gsize size;
enum wl_shm_format format;
gint offset;
void *data;
GstWlMeta *meta;
width = GST_VIDEO_INFO_WIDTH (&self->info);
height = GST_VIDEO_INFO_HEIGHT (&self->info);
stride = GST_VIDEO_INFO_PLANE_STRIDE (&self->info, 0);
size = GST_VIDEO_INFO_SIZE (&self->info);
format =
gst_video_format_to_wayland_format (GST_VIDEO_INFO_FORMAT (&self->info));
GST_DEBUG_OBJECT (self, "Allocating buffer of size %" G_GSSIZE_FORMAT
" (%d x %d, stride %d), format %s", size, width, height, stride,
gst_wayland_format_to_string (format));
/* try to reserve another memory block from the shm pool */
if (self->used + size > self->size)
goto no_buffer;
offset = self->used;
self->used += size;
data = ((gchar *) self->data) + offset;
/* create buffer and its metadata object */
*buffer = gst_buffer_new ();
meta = (GstWlMeta *) gst_buffer_add_meta (*buffer, GST_WL_META_INFO, NULL);
meta->pool = self;
meta->wbuffer = wl_shm_pool_create_buffer (self->wl_pool, offset,
width, height, stride, format);
meta->used_by_compositor = FALSE;
/* configure listening to wl_buffer.release */
g_mutex_lock (&self->buffers_map_mutex);
g_hash_table_insert (self->buffers_map, meta->wbuffer, *buffer);
g_mutex_unlock (&self->buffers_map_mutex);
wl_buffer_add_listener (meta->wbuffer, &buffer_listener, self);
/* add the allocated memory on the GstBuffer */
gst_buffer_append_memory (*buffer,
gst_memory_new_wrapped (GST_MEMORY_FLAG_NO_SHARE, data,
size, 0, size, NULL, NULL));
return GST_FLOW_OK;
/* ERROR */
no_buffer:
{
GST_WARNING_OBJECT (pool, "can't create buffer");
return GST_FLOW_ERROR;
}
}
void Buffer::Setup(const SharedMemoryPool &pool,
int32_t width,
int32_t height,
int32_t stride,
uint32_t format,
int offset) {
Destroy();
int size = stride * height;
if ((offset + size) > pool.size()) {
throw std::runtime_error("Error! Trying to allocate buffer on small SHM pool.");
}
p_->wl_buffer = wl_shm_pool_create_buffer(pool.wl_shm_pool_,
offset,
width,
height,
stride,
format);
wl_buffer_add_listener(p_->wl_buffer, &Private::kListener, this);
p_->size.width = width;
p_->size.height = height;
p_->stride = stride;
p_->format = format;
p_->offset = offset;
p_->data = (char *) pool.data() + offset;
}
void ShmBuffer::create()
{
destroy();
if(!size_.x || !size_.y) throw std::runtime_error("ny::wayland::ShmBuffer invalid size");
if(!stride_) throw std::runtime_error("ny::wayland::ShmBuffer invalid stride");
auto* shm = appContext_->wlShm();
if(!shm) throw std::runtime_error("ny::wayland::ShmBuffer: wlAC has no wl_shm");
auto vecSize = stride_ * size_.y;
shmSize_ = std::max(vecSize, shmSize_);
auto fd = osCreateAnonymousFile(shmSize_);
if (fd < 0) throw std::runtime_error("ny::wayland::ShmBuffer: could not create shm file");
//the fd is not needed here anymore AFTER the pool was created
//our access to the file is represented by the pool
auto fdGuard = nytl::makeScopeGuard([&]{ close(fd); });
auto ptr = mmap(nullptr, shmSize_, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if(ptr == MAP_FAILED) throw std::runtime_error("ny::wayland::ShmBuffer: could not mmap file");
data_ = reinterpret_cast<std::uint8_t*>(ptr);
pool_ = wl_shm_create_pool(shm, fd, shmSize_);
buffer_ = wl_shm_pool_create_buffer(pool_, 0, size_.x, size_.y, stride_, format_);
static constexpr wl_buffer_listener listener
{
memberCallback<decltype(&ShmBuffer::released), &ShmBuffer::released, void(wl_buffer*)>
};
wl_buffer_add_listener(buffer_, &listener, this);
}
static void wl_callback_done(void* data, struct wl_callback* callback, uint32_t time)
{
wlfWindow* window = data;
wlfBuffer* buffer;
struct wl_shm_pool* shm_pool;
void* shm_data;
void* free_data;
int fd;
int fdt;
if (!window->buffers[0].busy)
buffer = &window->buffers[0];
else if (!window->buffers[1].busy)
buffer = &window->buffers[1];
else
return;
if (!buffer->buffer) {
fd = shm_open("/wlfreerdp_shm", O_CREAT | O_RDWR, 0666);
fdt = ftruncate(fd, window->width * window->height * 4);
if (fdt != 0)
{
WLog_ERR(TAG, "window_redraw: could not allocate memory");
close(fd);
return;
}
shm_data = mmap(NULL, window->width * window->height * 4, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (shm_data == MAP_FAILED)
{
WLog_ERR(TAG, "window_redraw: failed to memory map buffer");
close(fd);
return;
}
shm_pool = wl_shm_create_pool(window->display->shm, fd, window->width * window->height * 4);
buffer->buffer = wl_shm_pool_create_buffer(shm_pool, 0, window->width, window->height, window->width* 4, WL_SHM_FORMAT_XRGB8888);
wl_buffer_add_listener(buffer->buffer, &wl_buffer_listener, buffer);
wl_shm_pool_destroy(shm_pool);
shm_unlink("/wlfreerdp_shm");
close(fd);
free_data = buffer->shm_data;
buffer->shm_data = shm_data;
munmap(free_data, window->width * window->height * 4);
}
/* this is the real surface data */
memcpy(buffer->shm_data, (void*) window->data, window->width * window->height * 4);
wl_surface_attach(window->surface, buffer->buffer, 0, 0);
wl_surface_damage(window->surface, 0, 0, window->width, window->height);
if (callback) wl_callback_destroy(callback);
window->callback = wl_surface_frame(window->surface);
wl_callback_add_listener(window->callback, &wl_callback_listener, window);
wl_surface_commit(window->surface);
buffer->busy = TRUE;
}
void WaylandNativeWindow::finishSwap()
{
int ret = 0;
lock();
WaylandNativeWindowBuffer *wnb = queue.front();
if (!wnb) {
wnb = m_lastBuffer;
} else {
queue.pop_front();
}
assert(wnb);
m_lastBuffer = wnb;
wnb->busy = 1;
ret = readQueue(false);
if (this->frame_callback) {
do {
ret = readQueue(true);
} while (this->frame_callback && ret != -1);
}
if (ret < 0) {
HYBRIS_TRACE_END("wayland-platform", "queueBuffer_wait_for_frame_callback", "-%p", wnb);
return;
}
if (wnb->wlbuffer == NULL)
{
wnb->wlbuffer_from_native_handle(m_android_wlegl, m_display, wl_queue);
TRACE("%p add listener with %p inside", wnb, wnb->wlbuffer);
wl_buffer_add_listener(wnb->wlbuffer, &wl_buffer_listener, this);
wl_proxy_set_queue((struct wl_proxy *) wnb->wlbuffer, this->wl_queue);
}
if (m_swap_interval > 0) {
this->frame_callback = wl_surface_frame(m_window->surface);
wl_callback_add_listener(this->frame_callback, &frame_listener, this);
wl_proxy_set_queue((struct wl_proxy *) this->frame_callback, this->wl_queue);
}
wl_surface_attach(m_window->surface, wnb->wlbuffer, 0, 0);
wl_surface_damage(m_window->surface, 0, 0, wnb->width, wnb->height);
wl_surface_commit(m_window->surface);
// Some compositors, namely Weston, queue buffer release events instead
// of sending them immediately. If a frame event is used, this should
// not be a problem. Without a frame event, we need to send a sync
// request to ensure that they get flushed.
wl_callback_destroy(wl_display_sync(m_display));
wl_display_flush(m_display);
fronted.push_back(wnb);
m_window->attached_width = wnb->width;
m_window->attached_height = wnb->height;
m_damage_rects = NULL;
m_damage_n_rects = 0;
unlock();
}
int UwacWindowShmAllocBuffers(UwacWindow* w, int nbuffers, int allocSize, uint32_t width,
uint32_t height, enum wl_shm_format format)
{
int ret = UWAC_SUCCESS;
UwacBuffer* newBuffers;
int i, fd;
void* data;
struct wl_shm_pool* pool;
newBuffers = realloc(w->buffers, (w->nbuffers + nbuffers) * sizeof(UwacBuffer));
if (!newBuffers)
return UWAC_ERROR_NOMEMORY;
w->buffers = newBuffers;
memset(w->buffers + w->nbuffers, 0, sizeof(UwacBuffer) * nbuffers);
fd = uwac_create_anonymous_file(allocSize * nbuffers);
if (fd < 0)
{
return UWAC_ERROR_INTERNAL;
}
data = mmap(NULL, allocSize * nbuffers, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (data == MAP_FAILED)
{
ret = UWAC_ERROR_NOMEMORY;
goto error_mmap;
}
pool = wl_shm_create_pool(w->display->shm, fd, allocSize * nbuffers);
if (!pool)
{
ret = UWAC_ERROR_NOMEMORY;
goto error_mmap;
}
for (i = 0; i < nbuffers; i++)
{
UwacBuffer* buffer = &w->buffers[w->nbuffers + i];
#ifdef HAVE_PIXMAN_REGION
pixman_region32_init(&buffer->damage);
#else
region16_init(&buffer->damage);
#endif
buffer->data = data + (allocSize * i);
buffer->wayland_buffer = wl_shm_pool_create_buffer(pool, allocSize * i, width, height, w->stride,
format);
wl_buffer_add_listener(buffer->wayland_buffer, &buffer_listener, buffer);
}
wl_shm_pool_destroy(pool);
w->nbuffers += nbuffers;
error_mmap:
close(fd);
return ret;
}
static void Prepare(vout_display_t *vd, picture_t *pic, subpicture_t *subpic,
vlc_tick_t date)
{
VLC_UNUSED(date);
vout_display_sys_t *sys = vd->sys;
struct wl_display *display = sys->embed->display.wl;
struct wl_surface *surface = sys->embed->handle.wl;
struct picture_buffer_t *picbuf = pic->p_sys;
if (picbuf->fd == -1)
return;
struct buffer_data *d = malloc(sizeof (*d));
if (unlikely(d == NULL))
return;
d->picture = pic;
d->counter = &sys->active_buffers;
off_t offset = picbuf->offset;
const size_t stride = pic->p->i_pitch;
const size_t size = pic->p->i_lines * stride;
struct wl_shm_pool *pool;
struct wl_buffer *buf;
pool = wl_shm_create_pool(sys->shm, picbuf->fd, offset + size);
if (pool == NULL)
{
free(d);
return;
}
if (sys->viewport == NULL) /* Poor man's crop */
offset += 4 * vd->fmt.i_x_offset
+ pic->p->i_pitch * vd->fmt.i_y_offset;
buf = wl_shm_pool_create_buffer(pool, offset, vd->fmt.i_visible_width,
vd->fmt.i_visible_height, stride,
WL_SHM_FORMAT_XRGB8888);
wl_shm_pool_destroy(pool);
if (buf == NULL)
{
free(d);
return;
}
picture_Hold(pic);
wl_buffer_add_listener(buf, &buffer_cbs, d);
wl_surface_attach(surface, buf, 0, 0);
wl_surface_damage(surface, 0, 0, sys->display_width, sys->display_height);
wl_display_flush(display);
sys->active_buffers++;
(void) subpic;
}
int WaylandNativeWindow::postBuffer(ANativeWindowBuffer* buffer)
{
TRACE("");
WaylandNativeWindowBuffer *wnb = NULL;
lock();
std::list<WaylandNativeWindowBuffer *>::iterator it = post_registered.begin();
for (; it != post_registered.end(); it++)
{
if ((*it)->other == buffer)
{
wnb = (*it);
break;
}
}
unlock();
if (!wnb)
{
wnb = new WaylandNativeWindowBuffer(buffer);
wnb->common.incRef(&wnb->common);
buffer->common.incRef(&buffer->common);
}
int ret = 0;
lock();
wnb->busy = 1;
ret = readQueue(false);
unlock();
if (ret < 0) {
return ret;
}
lock();
if (wnb->wlbuffer == NULL)
{
wnb->wlbuffer_from_native_handle(m_android_wlegl, m_display, wl_queue);
TRACE("%p add listener with %p inside", wnb, wnb->wlbuffer);
wl_buffer_add_listener(wnb->wlbuffer, &wl_buffer_listener, this);
wl_proxy_set_queue((struct wl_proxy *) wnb->wlbuffer, this->wl_queue);
post_registered.push_back(wnb);
}
TRACE("%p DAMAGE AREA: %dx%d", wnb, wnb->width, wnb->height);
wl_surface_attach(m_window->surface, wnb->wlbuffer, 0, 0);
wl_surface_damage(m_window->surface, 0, 0, wnb->width, wnb->height);
wl_surface_commit(m_window->surface);
wl_display_flush(m_display);
posted.push_back(wnb);
unlock();
return NO_ERROR;
}
int WaylandNativeWindow::queueBuffer(BaseNativeWindowBuffer* buffer, int fenceFd){
WaylandNativeWindowBuffer *backbuf = (WaylandNativeWindowBuffer *) buffer;
int ret = 0;
lock();
backbuf->busy = 2;
unlock();
while (this->frame_callback && ret != -1)
ret = wl_display_dispatch_queue(m_display, this->wl_queue);
if (ret < 0)
return ret;
lock();
this->frame_callback = wl_surface_frame(m_window->surface);
wl_callback_add_listener(this->frame_callback, &frame_listener, this);
wl_proxy_set_queue((struct wl_proxy *) this->frame_callback, this->wl_queue);
if (backbuf->wlbuffer == NULL)
{
struct wl_array ints;
int *ints_data;
struct android_wlegl_handle *wlegl_handle;
buffer_handle_t handle;
handle = backbuf->handle;
wl_array_init(&ints);
ints_data = (int*) wl_array_add(&ints, handle->numInts*sizeof(int));
memcpy(ints_data, handle->data + handle->numFds, handle->numInts*sizeof(int));
wlegl_handle = android_wlegl_create_handle(m_android_wlegl, handle->numFds, &ints);
wl_array_release(&ints);
for (int i = 0; i < handle->numFds; i++) {
android_wlegl_handle_add_fd(wlegl_handle, handle->data[i]);
}
backbuf->wlbuffer = android_wlegl_create_buffer(m_android_wlegl,
backbuf->width, backbuf->height, backbuf->stride,
backbuf->format, backbuf->usage, wlegl_handle);
android_wlegl_handle_destroy(wlegl_handle);
backbuf->common.incRef(&backbuf->common);
TRACE("Add listener for %p with %p inside", backbuf, backbuf->wlbuffer);
wl_buffer_add_listener(backbuf->wlbuffer, &wl_buffer_listener, this);
wl_proxy_set_queue((struct wl_proxy *) backbuf->wlbuffer,
this->wl_queue);
}
wl_surface_attach(m_window->surface, backbuf->wlbuffer, 0, 0);
wl_surface_damage(m_window->surface, 0, 0, backbuf->width, backbuf->height);
wl_surface_commit(m_window->surface);
fronted.push_back(backbuf);
unlock();
return NO_ERROR;
}
static void
create_succeeded(void *data,
struct zwp_linux_buffer_params_v1 *params,
struct wl_buffer *new_buffer)
{
struct buffer *buffer = data;
buffer->buffer = new_buffer;
wl_buffer_add_listener(buffer->buffer, &buffer_listener, buffer);
zwp_linux_buffer_params_v1_destroy(params);
}
static Eina_Bool
_evas_swapper_buffer_new(Wl_Swapper *ws, Wl_Buffer *wb)
{
unsigned int format = WL_SHM_FORMAT_XRGB8888;
size_t size;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
/* make sure swapper has a shm */
if (!ws->shm) return EINA_FALSE;
wb->w = ws->w;
wb->h = ws->h;
/* calculate new required size */
size = ((wb->w * sizeof(int)) * wb->h);
/* check pool size to see if we need to realloc the pool */
if (ws->used_size + size > ws->pool_size)
{
size_t newsize;
/* calculate new required size */
newsize = (ws->pool_size + size);
/* resize the shm pool */
wl_shm_pool_resize(ws->pool, newsize);
ws->pool_size = newsize;
}
/* check if this buffer needs argb and set format */
if (ws->alpha) format = WL_SHM_FORMAT_ARGB8888;
/* create actual wl_buffer */
wb->buffer =
wl_shm_pool_create_buffer(ws->pool, ws->used_size, wb->w, wb->h,
(wb->w * sizeof(int)), format);
/* add wayland buffer listener */
wl_buffer_add_listener(wb->buffer, &_evas_swapper_buffer_listener, wb);
wb->data = (char *)ws->data + ws->used_size;
wb->size = size;
ws->used_size += size;
wb->ws = ws;
/* return allocated buffer */
return EINA_TRUE;
}
static void
draw_initial_frame(struct wayland_output *output)
{
struct wayland_compositor *c =
(struct wayland_compositor *) output->base.compositor;
struct wl_shm *shm = c->parent.shm;
struct wl_surface *surface = output->parent.surface;
struct wl_shm_pool *pool;
struct wl_buffer *buffer;
int width, height, stride;
int size;
int fd;
void *data;
width = output->mode.width + c->border.left + c->border.right;
height = output->mode.height + c->border.top + c->border.bottom;
stride = width * 4;
size = height * stride;
fd = os_create_anonymous_file(size);
if (fd < 0) {
perror("os_create_anonymous_file");
return;
}
data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (data == MAP_FAILED) {
perror("mmap");
close(fd);
return;
}
pool = wl_shm_create_pool(shm, fd, size);
buffer = wl_shm_pool_create_buffer(pool, 0,
width, height,
stride,
WL_SHM_FORMAT_ARGB8888);
wl_buffer_add_listener(buffer, &buffer_listener, buffer);
wl_shm_pool_destroy(pool);
close(fd);
memset(data, 0, size);
wl_surface_attach(surface, buffer, 0, 0);
/* We only need to damage some part, as its only transparant
* pixels anyway. */
wl_surface_damage(surface, 0, 0, 1, 1);
}
static struct wl_buffer *
wayland_create_buffer(struct dri2_egl_surface *dri2_surf,
__DRIbuffer *buffer)
{
struct dri2_egl_display *dri2_dpy =
dri2_egl_display(dri2_surf->base.Resource.Display);
struct wl_buffer *buf;
buf = wl_drm_create_buffer(dri2_dpy->wl_drm, buffer->name,
dri2_surf->base.Width, dri2_surf->base.Height,
buffer->pitch, dri2_surf->format);
wl_buffer_add_listener(buf, &wl_buffer_listener, dri2_surf);
return buf;
}
static BufferData *
_create_buffer (gint width,
gint height)
{
MechBackendWayland *backend;
BufferData *buffer;
gint stride, fd;
buffer = g_new0 (BufferData, 1);
backend = _mech_backend_wayland_get ();
stride = cairo_format_stride_for_width (CAIRO_FORMAT_ARGB32, width);
buffer->data_len = stride * height;
fd = _create_temporary_file (buffer->data_len);
buffer->data = mmap (NULL, buffer->data_len,
PROT_READ | PROT_WRITE, MAP_SHARED,
fd, 0);
if (buffer->data == MAP_FAILED)
{
g_critical ("Failed to mmap SHM region: %m");
g_free (buffer);
close(fd);
return NULL;
}
buffer->wl_pool = wl_shm_create_pool (backend->wl_shm, fd, buffer->data_len);
close (fd);
buffer->wl_buffer = wl_shm_pool_create_buffer (buffer->wl_pool, 0,
width, height, stride,
WL_SHM_FORMAT_ARGB8888);
wl_buffer_add_listener (buffer->wl_buffer, &buffer_listener_funcs, buffer);
buffer->surface = cairo_image_surface_create_for_data (buffer->data,
CAIRO_FORMAT_ARGB32,
width, height, stride);
buffer->blank = TRUE;
buffer->released = TRUE;
return buffer;
}
int shm_buffer_resize(shm_buffer_t *buffer, uint32_t width, uint32_t height)
{
uint32_t new_stride = SHM_BUFFER_STRIDE(width, buffer->bytes);
uint32_t new_size = new_stride * height;
if (SHM_BUFFER_IS_BUSY(buffer)) {
SHM_BUFFER_SET_PNDNG_RSZ(buffer);
buffer->pending_width = width;
buffer->pending_height = height;
return SHM_BUFFER_BUSY;
}
SHM_BUFFER_CLEAR_PNDNG_RSZ(buffer);
if (new_size > buffer->pool_size) {
munmap(buffer->data, buffer->pool_size);
ftruncate(buffer->fd, new_size);
buffer->data = mmap(NULL, new_size, PROT_READ | PROT_WRITE,
MAP_SHARED, buffer->fd, 0);
// TODO: the buffer should be destroyed when -1 is return
if (buffer->data == MAP_FAILED)
return -1;
wl_shm_pool_resize(buffer->shm_pool, new_size);
buffer->pool_size = new_size;
}
const void *listener = wl_proxy_get_listener((struct wl_proxy*)buffer->buffer);
wl_buffer_destroy(buffer->buffer);
buffer->buffer = wl_shm_pool_create_buffer(buffer->shm_pool,
0, width, height, new_stride,
buffer->format.wl_format);
wl_buffer_add_listener(buffer->buffer, listener, buffer);
buffer->height = height;
buffer->stride = new_stride;
return 0;
}
shm_buffer_t* shm_buffer_create(uint32_t width,
uint32_t height,
format_t fmt,
struct wl_shm *shm,
const struct wl_buffer_listener *listener)
{
int8_t bytes = format_get_bytes(&fmt);
uint32_t stride = SHM_BUFFER_STRIDE(width, bytes);
uint32_t size = stride * height;
shm_buffer_t *buffer = calloc(1, sizeof(shm_buffer_t));
int fd = memfile_create(size);
if (fd < 0)
return NULL;
buffer->data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (buffer->data == MAP_FAILED) {
close(fd);
return NULL;
}
buffer->shm_pool = wl_shm_create_pool(shm, fd, size);
buffer->buffer = wl_shm_pool_create_buffer(buffer->shm_pool,
0, width, height, stride,
fmt.wl_format);
wl_buffer_add_listener(buffer->buffer, listener, buffer);
buffer->fd = fd;
buffer->height = height;
buffer->stride = stride;
buffer->format = fmt;
buffer->bytes = bytes;
buffer->pool_size = size;
buffer->pending_height = 0;
buffer->pending_width = 0;
return buffer;
}
QWaylandBrcmBuffer(QWaylandDisplay *display,
struct qt_brcm *brcm,
const QSize &size,
EGLint *data,
int count)
: m_size(size)
, m_released(true)
, m_display(display)
{
wl_array_init(&m_array);
m_data = static_cast<EGLint *>(wl_array_add(&m_array, count * sizeof(EGLint)));
for (int i = 0; i < count; ++i)
m_data[i] = data[i];
mBuffer = qt_brcm_create_buffer(brcm, size.width(), size.height(), &m_array);
static const struct wl_buffer_listener buffer_listener = {
QWaylandBrcmBuffer::buffer_release
};
wl_buffer_add_listener(mBuffer, &buffer_listener, this);
}
static int
create_shm_buffer(struct display *display, struct buffer *buffer,
int width, int height, uint32_t format)
{
struct wl_shm_pool *pool;
int fd, size, pitch;
void *data;
pitch = width * 4;
size = pitch * height;
fd = os_create_anonymous_file(size);
if (fd < 0) {
fprintf(stderr, "creating a buffer file for %d B failed: %m\n",
size);
return -1;
}
data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if (data == MAP_FAILED) {
fprintf(stderr, "mmap failed: %m\n");
close(fd);
return -1;
}
pool = wl_shm_create_pool(display->shm, fd, size);
buffer->buffer = wl_shm_pool_create_buffer(pool, 0,
width, height,
pitch, format);
wl_buffer_add_listener(buffer->buffer, &buffer_listener, buffer);
wl_shm_pool_destroy(pool);
close(fd);
buffer->shm_data = data;
return 0;
}
int WaylandNativeWindow::postBuffer(ANativeWindowBuffer* buffer)
{
TRACE("");
WaylandNativeWindowBuffer *wnb = NULL;
lock();
std::list<WaylandNativeWindowBuffer *>::iterator it = post_registered.begin();
for (; it != post_registered.end(); it++)
{
if ((*it)->other == buffer)
{
wnb = (*it);
break;
}
}
unlock();
if (!wnb)
{
wnb = new WaylandNativeWindowBuffer(buffer);
wnb->common.incRef(&wnb->common);
buffer->common.incRef(&buffer->common);
}
int ret = 0;
lock();
wnb->busy = 1;
unlock();
/* XXX locking/something is a bit fishy here */
while (this->frame_callback && ret != -1) {
ret = wl_display_dispatch_queue(m_display, this->wl_queue);
}
if (ret < 0) {
TRACE("wl_display_dispatch_queue returned an error:%i", ret);
check_fatal_error(m_display);
return ret;
}
lock();
this->frame_callback = wl_surface_frame(m_window->surface);
wl_callback_add_listener(this->frame_callback, &frame_listener, this);
wl_proxy_set_queue((struct wl_proxy *) this->frame_callback, this->wl_queue);
if (wnb->wlbuffer == NULL)
{
wnb->wlbuffer_from_native_handle(m_android_wlegl);
TRACE("%p add listener with %p inside", wnb, wnb->wlbuffer);
wl_buffer_add_listener(wnb->wlbuffer, &wl_buffer_listener, this);
wl_proxy_set_queue((struct wl_proxy *) wnb->wlbuffer, this->wl_queue);
post_registered.push_back(wnb);
}
TRACE("%p DAMAGE AREA: %dx%d", wnb, wnb->width, wnb->height);
wl_surface_attach(m_window->surface, wnb->wlbuffer, 0, 0);
wl_surface_damage(m_window->surface, 0, 0, wnb->width, wnb->height);
wl_surface_commit(m_window->surface);
//--m_freeBufs;
//pthread_cond_signal(&cond);
posted.push_back(wnb);
unlock();
return NO_ERROR;
}
static gboolean
gst_vaapi_window_wayland_render (GstVaapiWindow * window,
GstVaapiSurface * surface,
const GstVaapiRectangle * src_rect,
const GstVaapiRectangle * dst_rect, guint flags)
{
GstVaapiWindowWaylandPrivate *const priv =
GST_VAAPI_WINDOW_WAYLAND_GET_PRIVATE (window);
GstVaapiDisplay *const display = GST_VAAPI_OBJECT_DISPLAY (window);
struct wl_display *const wl_display =
GST_VAAPI_OBJECT_NATIVE_DISPLAY (window);
struct wl_buffer *buffer;
FrameState *frame;
guint width, height, va_flags;
VAStatus status;
gboolean need_vpp = FALSE;
/* Check that we don't need to crop source VA surface */
gst_vaapi_surface_get_size (surface, &width, &height);
if (src_rect->x != 0 || src_rect->y != 0)
need_vpp = TRUE;
if (src_rect->width != width || src_rect->height != height)
need_vpp = TRUE;
/* Check that we don't render to a subregion of this window */
if (dst_rect->x != 0 || dst_rect->y != 0)
need_vpp = TRUE;
if (dst_rect->width != window->width || dst_rect->height != window->height)
need_vpp = TRUE;
/* Try to construct a Wayland buffer from VA surface as is (without VPP) */
if (!need_vpp) {
GST_VAAPI_OBJECT_LOCK_DISPLAY (window);
va_flags = from_GstVaapiSurfaceRenderFlags (flags);
status = vaGetSurfaceBufferWl (GST_VAAPI_DISPLAY_VADISPLAY (display),
GST_VAAPI_OBJECT_ID (surface),
va_flags & (VA_TOP_FIELD | VA_BOTTOM_FIELD), &buffer);
GST_VAAPI_OBJECT_UNLOCK_DISPLAY (window);
if (status == VA_STATUS_ERROR_FLAG_NOT_SUPPORTED)
need_vpp = TRUE;
else if (!vaapi_check_status (status, "vaGetSurfaceBufferWl()"))
return FALSE;
}
/* Try to construct a Wayland buffer with VPP */
if (need_vpp) {
if (priv->use_vpp) {
GstVaapiSurface *const vpp_surface =
vpp_convert (window, surface, src_rect, dst_rect, flags);
if (G_UNLIKELY (!vpp_surface))
need_vpp = FALSE;
else {
surface = vpp_surface;
width = window->width;
height = window->height;
}
}
GST_VAAPI_OBJECT_LOCK_DISPLAY (window);
status = vaGetSurfaceBufferWl (GST_VAAPI_DISPLAY_VADISPLAY (display),
GST_VAAPI_OBJECT_ID (surface), VA_FRAME_PICTURE, &buffer);
GST_VAAPI_OBJECT_UNLOCK_DISPLAY (window);
if (!vaapi_check_status (status, "vaGetSurfaceBufferWl()"))
return FALSE;
}
/* Wait for the previous frame to complete redraw */
if (!gst_vaapi_window_wayland_sync (window)) {
wl_buffer_destroy (buffer);
return !priv->sync_failed;
}
frame = frame_state_new (window);
if (!frame)
return FALSE;
g_atomic_pointer_set (&priv->last_frame, frame);
g_atomic_int_inc (&priv->num_frames_pending);
if (need_vpp && priv->use_vpp) {
frame->surface = surface;
frame->surface_pool = gst_vaapi_video_pool_ref (priv->surface_pool);
}
/* XXX: attach to the specified target rectangle */
GST_VAAPI_OBJECT_LOCK_DISPLAY (window);
wl_surface_attach (priv->surface, buffer, 0, 0);
wl_surface_damage (priv->surface, 0, 0, width, height);
if (priv->opaque_region) {
wl_surface_set_opaque_region (priv->surface, priv->opaque_region);
wl_region_destroy (priv->opaque_region);
priv->opaque_region = NULL;
}
wl_proxy_set_queue ((struct wl_proxy *) buffer, priv->event_queue);
wl_buffer_add_listener (buffer, &frame_buffer_listener, frame);
frame->callback = wl_surface_frame (priv->surface);
wl_callback_add_listener (frame->callback, &frame_callback_listener, frame);
wl_surface_commit (priv->surface);
wl_display_flush (wl_display);
GST_VAAPI_OBJECT_UNLOCK_DISPLAY (window);
return TRUE;
}
WaylandBuffer(wl_shm* shm, uint32_t width, uint32_t height) {
mBufferListener.release = hookBufferRelease;
mBuffer = createShmBuffer(shm, width, height);
wl_buffer_add_listener(mBuffer, &mBufferListener, this);
mReadyToDraw = true;
}
static gboolean
_eventd_nd_wl_create_buffer(EventdNdSurface *self)
{
struct wl_shm_pool *pool;
struct wl_buffer *buffer;
gint fd;
gpointer data;
gint width, height, stride;
gsize size;
width = self->width * self->context->scale;
height = self->height * self->context->scale;
stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, width);
size = stride * height;
gchar *filename;
filename = g_build_filename(g_get_user_runtime_dir(), PACKAGE_NAME G_DIR_SEPARATOR_S "wayland-surface", NULL);
fd = g_open(filename, O_CREAT | O_RDWR | O_CLOEXEC, 0);
g_unlink(filename);
g_free(filename);
if ( fd < 0 )
{
g_warning("creating a buffer file for %zu B failed: %s\n", size, g_strerror(errno));
return FALSE;
}
if ( ftruncate(fd, size) < 0 )
{
close(fd);
return FALSE;
}
data = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
if ( data == MAP_FAILED )
{
g_warning("mmap failed: %s\n", g_strerror(errno));
close(fd);
return FALSE;
}
cairo_surface_t *cairo_surface;
cairo_surface = cairo_image_surface_create_for_data(data, CAIRO_FORMAT_ARGB32, width, height, 4 * width);
cairo_surface_set_device_scale(cairo_surface, self->context->scale, self->context->scale);
self->context->nd->notification_draw(self->notification, cairo_surface, TRUE);
cairo_surface_destroy(cairo_surface);
munmap(data, size);
pool = wl_shm_create_pool(self->context->shm, fd, size);
buffer = wl_shm_pool_create_buffer(pool, 0, width, height, stride, WL_SHM_FORMAT_ARGB8888);
wl_shm_pool_destroy(pool);
close(fd);
if ( self->buffer != NULL )
_eventd_nd_wl_buffer_release(self->buffer, self->buffer->buffer);
self->buffer = g_new0(EventdNdWlBuffer, 1);
self->buffer->buffer = buffer;
self->buffer->data = data;
self->buffer->size = size;
wl_buffer_add_listener(buffer, &_eventd_nd_wl_buffer_listener, self->buffer);
wl_surface_damage(self->surface, 0, 0, self->width, self->height);
wl_surface_attach(self->surface, self->buffer->buffer, 0, 0);
if ( wl_surface_get_version(self->surface) >= WL_SURFACE_SET_BUFFER_SCALE_SINCE_VERSION )
wl_surface_set_buffer_scale(self->surface, self->context->scale);
wl_surface_commit(self->surface);
return TRUE;
}
static gboolean
gst_mfx_window_wayland_render (GstMfxWindow * window,
GstMfxSurface * surface,
const GstMfxRectangle * src_rect, const GstMfxRectangle * dst_rect)
{
GstMfxWindowWaylandPrivate *const priv =
GST_MFX_WINDOW_WAYLAND_GET_PRIVATE (window);
GstMfxDisplayWaylandPrivate *const display_priv =
GST_MFX_DISPLAY_WAYLAND_GET_PRIVATE (GST_MFX_WINDOW_DISPLAY (window));
struct wl_display *const display =
GST_MFX_DISPLAY_HANDLE (GST_MFX_WINDOW_DISPLAY (window));
GstMfxPrimeBufferProxy *buffer_proxy;
struct wl_buffer *buffer;
FrameState *frame;
guintptr fd = 0;
guint32 drm_format = 0;
gint offsets[3] = { 0 }, pitches[3] = { 0 }, num_planes = 0, i = 0;
VaapiImage *vaapi_image;
buffer_proxy = gst_mfx_prime_buffer_proxy_new_from_surface (surface);
if (!buffer_proxy)
return FALSE;
fd = GST_MFX_PRIME_BUFFER_PROXY_HANDLE (buffer_proxy);
vaapi_image = gst_mfx_prime_buffer_proxy_get_vaapi_image (buffer_proxy);
num_planes = vaapi_image_get_plane_count (vaapi_image);
if ((dst_rect->height != src_rect->height)
|| (dst_rect->width != src_rect->width)) {
#ifdef USE_WESTON_4_0
if (priv->wp_viewport) {
wp_viewport_set_destination (priv->wp_viewport,
dst_rect->width, dst_rect->height);
}
#else
if (priv->viewport) {
wl_viewport_set_destination (priv->viewport,
dst_rect->width, dst_rect->height);
}
#endif
}
for (i = 0; i < num_planes; i++) {
offsets[i] = vaapi_image_get_offset (vaapi_image, i);
pitches[i] = vaapi_image_get_pitch (vaapi_image, i);
}
if (GST_VIDEO_FORMAT_NV12 == vaapi_image_get_format (vaapi_image)) {
drm_format = WL_DRM_FORMAT_NV12;
} else if (GST_VIDEO_FORMAT_BGRA == vaapi_image_get_format (vaapi_image)) {
drm_format = WL_DRM_FORMAT_ARGB8888;
}
if (!drm_format)
goto error;
if (!display_priv->drm)
goto error;
GST_MFX_DISPLAY_LOCK (GST_MFX_WINDOW_DISPLAY (window));
buffer =
wl_drm_create_prime_buffer (display_priv->drm, fd,
src_rect->width, src_rect->height, drm_format,
offsets[0], pitches[0],
offsets[1], pitches[1],
offsets[2], pitches[2]);
GST_MFX_DISPLAY_UNLOCK (GST_MFX_WINDOW_DISPLAY (window));
if (!buffer) {
GST_ERROR ("No wl_buffer created\n");
goto error;
}
frame = frame_state_new (window);
if (!frame)
goto error;
g_atomic_pointer_set (&priv->last_frame, frame);
g_atomic_int_inc (&priv->num_frames_pending);
GST_MFX_DISPLAY_LOCK (GST_MFX_WINDOW_DISPLAY (window));
wl_surface_attach (priv->surface, buffer, 0, 0);
wl_surface_damage (priv->surface, 0, 0, dst_rect->width, dst_rect->height);
if (priv->opaque_region) {
wl_surface_set_opaque_region (priv->surface, priv->opaque_region);
wl_region_destroy (priv->opaque_region);
priv->opaque_region = NULL;
}
wl_proxy_set_queue ((struct wl_proxy *) buffer, priv->event_queue);
wl_buffer_add_listener (buffer, &frame_buffer_listener, frame);
frame->callback = wl_surface_frame (priv->surface);
wl_callback_add_listener (frame->callback, &frame_callback_listener, frame);
wl_surface_commit (priv->surface);
wl_display_flush (display);
GST_MFX_DISPLAY_UNLOCK (GST_MFX_WINDOW_DISPLAY (window));
vaapi_image_unref (vaapi_image);
gst_mfx_prime_buffer_proxy_unref (buffer_proxy);
return TRUE;
error:
{
vaapi_image_unref (vaapi_image);
gst_mfx_prime_buffer_proxy_unref (buffer_proxy);
return FALSE;
}
}
int WaylandNativeWindow::queueBuffer(BaseNativeWindowBuffer* buffer, int fenceFd)
{
WaylandNativeWindowBuffer *wnb = (WaylandNativeWindowBuffer*) buffer;
int ret = 0;
HYBRIS_TRACE_BEGIN("wayland-platform", "queueBuffer", "-%p", wnb);
lock();
wnb->busy = 1;
unlock();
/* XXX locking/something is a bit fishy here */
HYBRIS_TRACE_BEGIN("wayland-platform", "queueBuffer_wait_for_frame_callback", "-%p", wnb);
while (this->frame_callback && ret != -1) {
ret = wl_display_dispatch_queue(m_display, this->wl_queue);
}
if (ret < 0) {
TRACE("wl_display_dispatch_queue returned an error");
HYBRIS_TRACE_END("wayland-platform", "queueBuffer_wait_for_frame_callback", "-%p", wnb);
check_fatal_error(m_display);
return ret;
}
HYBRIS_TRACE_END("wayland-platform", "queueBuffer_wait_for_frame_callback", "-%p", wnb);
lock();
if (debugenvchecked == 0)
{
if (getenv("HYBRIS_WAYLAND_DUMP_BUFFERS") != NULL)
debugenvchecked = 2;
else
debugenvchecked = 1;
}
if (debugenvchecked == 2)
{
HYBRIS_TRACE_BEGIN("wayland-platform", "queueBuffer_dumping_buffer", "-%p", wnb);
hybris_dump_buffer_to_file(wnb->getNativeBuffer());
HYBRIS_TRACE_END("wayland-platform", "queueBuffer_dumping_buffer", "-%p", wnb);
}
#if ANDROID_VERSION_MAJOR>=4 && ANDROID_VERSION_MINOR>=2
HYBRIS_TRACE_BEGIN("wayland-platform", "queueBuffer_waiting_for_fence", "-%p", wnb);
sync_wait(fenceFd, -1);
close(fenceFd);
HYBRIS_TRACE_END("wayland-platform", "queueBuffer_waiting_for_fence", "-%p", wnb);
#endif
this->frame_callback = wl_surface_frame(m_window->surface);
wl_callback_add_listener(this->frame_callback, &frame_listener, this);
wl_proxy_set_queue((struct wl_proxy *) this->frame_callback, this->wl_queue);
if (wnb->wlbuffer == NULL)
{
wnb->wlbuffer_from_native_handle(m_android_wlegl);
TRACE("%p add listener with %p inside", wnb, wnb->wlbuffer);
wl_buffer_add_listener(wnb->wlbuffer, &wl_buffer_listener, this);
wl_proxy_set_queue((struct wl_proxy *) wnb->wlbuffer, this->wl_queue);
}
TRACE("%p DAMAGE AREA: %dx%d", wnb, wnb->width, wnb->height);
HYBRIS_TRACE_BEGIN("wayland-platform", "queueBuffer_attachdamagecommit", "-resource@%i", wl_proxy_get_id((struct wl_proxy *) wnb->wlbuffer));
wl_surface_attach(m_window->surface, wnb->wlbuffer, 0, 0);
wl_surface_damage(m_window->surface, 0, 0, wnb->width, wnb->height);
wl_surface_commit(m_window->surface);
wl_display_flush(m_display);
HYBRIS_TRACE_END("wayland-platform", "queueBuffer_attachdamagecommit", "-resource@%i", wl_proxy_get_id((struct wl_proxy *) wnb->wlbuffer));
//--m_freeBufs;
//pthread_cond_signal(&cond);
fronted.push_back(wnb);
HYBRIS_TRACE_COUNTER("wayland-platform", "fronted.size", "%i", fronted.size());
if (fronted.size() == m_bufList.size())
{
HYBRIS_TRACE_BEGIN("wayland-platform", "queueBuffer_wait_for_nonfronted_buffer", "-%p", wnb);
/* We have fronted all our buffers, let's wait for one of them to be free */
do {
unlock();
ret = wl_display_dispatch_queue(m_display, this->wl_queue);
lock();
if (ret == -1)
{
check_fatal_error(m_display);
break;
}
HYBRIS_TRACE_COUNTER("wayland-platform", "fronted.size", "%i", fronted.size());
if (fronted.size() != m_bufList.size())
break;
} while (1);
HYBRIS_TRACE_END("wayland-platform", "queueBuffer_wait_for_nonfronted_buffer", "-%p", wnb);
}
HYBRIS_TRACE_END("wayland-platform", "queueBuffer", "-%p", wnb);
unlock();
return NO_ERROR;
}
