e41c1bff11
Introduce a new private header file that only internal backends are allowed to use. Starts by migrating functions that operate on the 'struct weston_head'. Signed-off-by: Marius Vlad <marius.vlad@collabora.com>
941 lines
24 KiB
C
941 lines
24 KiB
C
/*
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* Copyright © 2018 Renesas Electronics Corp.
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*
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* Based on vaapi-recorder by:
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* Copyright (c) 2012 Intel Corporation. All Rights Reserved.
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* Copyright © 2013 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors: IGEL Co., Ltd.
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*/
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#include "config.h"
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#include <stdint.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <gbm.h>
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#include <gst/gst.h>
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#include <gst/allocators/gstdmabuf.h>
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#include <gst/app/gstappsrc.h>
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#include <gst/video/gstvideometa.h>
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#include "remoting-plugin.h"
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#include <libweston/backend-drm.h>
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#include "shared/helpers.h"
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#include "shared/timespec-util.h"
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#include "backend.h"
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#include "libweston-internal.h"
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#define MAX_RETRY_COUNT 3
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struct weston_remoting {
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struct weston_compositor *compositor;
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struct wl_list output_list;
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struct wl_listener destroy_listener;
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const struct weston_drm_virtual_output_api *virtual_output_api;
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GstAllocator *allocator;
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};
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struct remoted_gstpipe {
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int readfd;
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int writefd;
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struct wl_event_source *source;
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};
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/* supported gbm format list */
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struct remoted_output_support_gbm_format {
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uint32_t gbm_format;
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const char *gst_format_string;
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GstVideoFormat gst_video_format;
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};
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static const struct remoted_output_support_gbm_format supported_formats[] = {
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{
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.gbm_format = GBM_FORMAT_XRGB8888,
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.gst_format_string = "BGRx",
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.gst_video_format = GST_VIDEO_FORMAT_BGRx,
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}, {
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.gbm_format = GBM_FORMAT_RGB565,
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.gst_format_string = "RGB16",
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.gst_video_format = GST_VIDEO_FORMAT_RGB16,
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}, {
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.gbm_format = GBM_FORMAT_XRGB2101010,
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.gst_format_string = "r210",
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.gst_video_format = GST_VIDEO_FORMAT_r210,
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}
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};
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struct remoted_output {
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struct weston_output *output;
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void (*saved_destroy)(struct weston_output *output);
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int (*saved_enable)(struct weston_output *output);
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int (*saved_disable)(struct weston_output *output);
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int (*saved_start_repaint_loop)(struct weston_output *output);
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char *host;
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int port;
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char *gst_pipeline;
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const struct remoted_output_support_gbm_format *format;
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struct weston_head *head;
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struct weston_remoting *remoting;
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struct wl_event_source *finish_frame_timer;
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struct wl_list link;
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bool submitted_frame;
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int fence_sync_fd;
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struct wl_event_source *fence_sync_event_source;
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GstElement *pipeline;
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GstAppSrc *appsrc;
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GstBus *bus;
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struct remoted_gstpipe gstpipe;
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GstClockTime start_time;
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int retry_count;
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};
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struct mem_free_cb_data {
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struct remoted_output *output;
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struct drm_fb *output_buffer;
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};
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struct gst_frame_buffer_data {
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struct remoted_output *output;
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GstBuffer *buffer;
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};
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/* message type for pipe */
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#define GSTPIPE_MSG_BUS_SYNC 1
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#define GSTPIPE_MSG_BUFFER_RELEASE 2
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struct gstpipe_msg_data {
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int type;
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void *data;
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};
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static int
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remoting_gst_init(struct weston_remoting *remoting)
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{
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GError *err = NULL;
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if (!gst_init_check(NULL, NULL, &err)) {
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weston_log("GStreamer initialization error: %s\n",
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err->message);
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g_error_free(err);
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return -1;
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}
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remoting->allocator = gst_dmabuf_allocator_new();
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return 0;
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}
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static void
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remoting_gst_deinit(struct weston_remoting *remoting)
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{
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gst_object_unref(remoting->allocator);
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}
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static GstBusSyncReply
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remoting_gst_bus_sync_handler(GstBus *bus, GstMessage *message,
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gpointer user_data)
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{
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struct remoted_gstpipe *pipe = user_data;
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struct gstpipe_msg_data msg = {
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.type = GSTPIPE_MSG_BUS_SYNC,
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.data = NULL
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};
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ssize_t ret;
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ret = write(pipe->writefd, &msg, sizeof(msg));
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if (ret != sizeof(msg))
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weston_log("ERROR: failed to write, ret=%zd, errno=%d\n",
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ret, errno);
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return GST_BUS_PASS;
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}
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static int
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remoting_gst_pipeline_init(struct remoted_output *output)
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{
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GstCaps *caps;
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GError *err = NULL;
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GstStateChangeReturn ret;
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struct weston_mode *mode = output->output->current_mode;
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if (!output->gst_pipeline) {
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char pipeline_str[1024];
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/* TODO: use encodebin instead of jpegenc */
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snprintf(pipeline_str, sizeof(pipeline_str),
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"rtpbin name=rtpbin "
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"appsrc name=src ! videoconvert ! "
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"video/x-raw,format=I420 ! jpegenc ! rtpjpegpay ! "
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"rtpbin.send_rtp_sink_0 "
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"rtpbin.send_rtp_src_0 ! "
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"udpsink name=sink host=%s port=%d "
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"rtpbin.send_rtcp_src_0 ! "
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"udpsink host=%s port=%d sync=false async=false "
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"udpsrc port=%d ! rtpbin.recv_rtcp_sink_0",
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output->host, output->port, output->host,
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output->port + 1, output->port + 2);
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output->gst_pipeline = strdup(pipeline_str);
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}
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weston_log("GST pipeline: %s\n", output->gst_pipeline);
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output->pipeline = gst_parse_launch(output->gst_pipeline, &err);
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if (!output->pipeline) {
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weston_log("Could not create gstreamer pipeline. Error: %s\n",
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err->message);
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g_error_free(err);
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return -1;
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}
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output->appsrc = (GstAppSrc*)
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gst_bin_get_by_name(GST_BIN(output->pipeline), "src");
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if (!output->appsrc) {
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weston_log("Could not get appsrc from gstreamer pipeline\n");
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goto err;
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}
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/* check sink */
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if (!gst_bin_get_by_name(GST_BIN(output->pipeline), "sink")) {
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weston_log("Could not get sink from gstreamer pipeline\n");
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goto err;
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}
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caps = gst_caps_new_simple("video/x-raw",
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"format", G_TYPE_STRING,
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output->format->gst_format_string,
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"width", G_TYPE_INT, mode->width,
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"height", G_TYPE_INT, mode->height,
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"framerate", GST_TYPE_FRACTION,
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mode->refresh, 1000,
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NULL);
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if (!caps) {
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weston_log("Could not create gstreamer caps.\n");
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goto err;
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}
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g_object_set(G_OBJECT(output->appsrc),
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"caps", caps,
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"stream-type", 0,
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"format", GST_FORMAT_TIME,
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"is-live", TRUE,
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NULL);
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gst_caps_unref(caps);
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output->bus = gst_pipeline_get_bus(GST_PIPELINE(output->pipeline));
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if (!output->bus) {
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weston_log("Could not get bus from gstreamer pipeline\n");
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goto err;
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}
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gst_bus_set_sync_handler(output->bus, remoting_gst_bus_sync_handler,
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&output->gstpipe, NULL);
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output->start_time = 0;
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ret = gst_element_set_state(output->pipeline, GST_STATE_PLAYING);
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if (ret == GST_STATE_CHANGE_FAILURE) {
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weston_log("Couldn't set GST_STATE_PLAYING to pipeline\n");
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goto err;
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}
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return 0;
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err:
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gst_object_unref(GST_OBJECT(output->pipeline));
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output->pipeline = NULL;
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return -1;
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}
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static void
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remoting_gst_pipeline_deinit(struct remoted_output *output)
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{
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if (!output->pipeline)
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return;
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gst_element_set_state(output->pipeline, GST_STATE_NULL);
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if (output->bus)
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gst_object_unref(GST_OBJECT(output->bus));
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gst_object_unref(GST_OBJECT(output->pipeline));
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output->pipeline = NULL;
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}
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static int
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remoting_output_disable(struct weston_output *output);
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static void
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remoting_gst_restart(void *data)
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{
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struct remoted_output *output = data;
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if (remoting_gst_pipeline_init(output) < 0) {
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weston_log("gst: Could not restart pipeline!!\n");
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remoting_output_disable(output->output);
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}
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}
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static void
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remoting_gst_schedule_restart(struct remoted_output *output)
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{
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struct wl_event_loop *loop;
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struct weston_compositor *c = output->remoting->compositor;
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loop = wl_display_get_event_loop(c->wl_display);
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wl_event_loop_add_idle(loop, remoting_gst_restart, output);
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}
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static void
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remoting_gst_bus_message_handler(struct remoted_output *output)
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{
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GstMessage *message;
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GError *error;
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gchar *debug;
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/* get message from bus queue */
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message = gst_bus_pop(output->bus);
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if (!message)
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return;
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switch (GST_MESSAGE_TYPE(message)) {
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case GST_MESSAGE_STATE_CHANGED: {
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GstState new_state;
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gst_message_parse_state_changed(message, NULL, &new_state,
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NULL);
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if (!strcmp(GST_OBJECT_NAME(message->src), "sink") &&
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new_state == GST_STATE_PLAYING)
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output->retry_count = 0;
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break;
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}
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case GST_MESSAGE_WARNING:
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gst_message_parse_warning(message, &error, &debug);
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weston_log("gst: Warning: %s: %s\n",
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GST_OBJECT_NAME(message->src), error->message);
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break;
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case GST_MESSAGE_ERROR:
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gst_message_parse_error(message, &error, &debug);
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weston_log("gst: Error: %s: %s\n",
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GST_OBJECT_NAME(message->src), error->message);
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if (output->retry_count < MAX_RETRY_COUNT) {
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output->retry_count++;
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remoting_gst_pipeline_deinit(output);
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remoting_gst_schedule_restart(output);
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} else {
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remoting_output_disable(output->output);
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}
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break;
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default:
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break;
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}
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}
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static void
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remoting_output_buffer_release(struct remoted_output *output, void *buffer)
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{
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const struct weston_drm_virtual_output_api *api
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= output->remoting->virtual_output_api;
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api->buffer_released(buffer);
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}
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static int
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remoting_gstpipe_handler(int fd, uint32_t mask, void *data)
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{
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ssize_t ret;
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struct gstpipe_msg_data msg;
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struct remoted_output *output = data;
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/* receive message */
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ret = read(fd, &msg, sizeof(msg));
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if (ret != sizeof(msg)) {
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weston_log("ERROR: failed to read, ret=%zd, errno=%d\n",
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ret, errno);
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remoting_output_disable(output->output);
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return 0;
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}
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switch (msg.type) {
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case GSTPIPE_MSG_BUS_SYNC:
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remoting_gst_bus_message_handler(output);
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break;
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case GSTPIPE_MSG_BUFFER_RELEASE:
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remoting_output_buffer_release(output, msg.data);
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break;
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default:
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weston_log("Received unknown message! msg=%d\n", msg.type);
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}
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return 1;
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}
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static int
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remoting_gstpipe_init(struct weston_compositor *c,
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struct remoted_output *output)
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{
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struct wl_event_loop *loop;
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int fd[2];
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if (pipe2(fd, O_CLOEXEC) == -1)
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return -1;
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output->gstpipe.readfd = fd[0];
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output->gstpipe.writefd = fd[1];
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loop = wl_display_get_event_loop(c->wl_display);
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output->gstpipe.source =
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wl_event_loop_add_fd(loop, output->gstpipe.readfd,
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WL_EVENT_READABLE,
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remoting_gstpipe_handler, output);
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if (!output->gstpipe.source) {
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close(fd[0]);
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close(fd[1]);
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return -1;
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}
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return 0;
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}
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static void
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remoting_gstpipe_release(struct remoted_gstpipe *pipe)
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{
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wl_event_source_remove(pipe->source);
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close(pipe->readfd);
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close(pipe->writefd);
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}
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static void
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remoting_output_destroy(struct weston_output *output);
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static void
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weston_remoting_destroy(struct wl_listener *l, void *data)
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{
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struct weston_remoting *remoting =
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container_of(l, struct weston_remoting, destroy_listener);
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struct remoted_output *output, *next;
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wl_list_for_each_safe(output, next, &remoting->output_list, link)
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remoting_output_destroy(output->output);
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/* Finalize gstreamer */
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remoting_gst_deinit(remoting);
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wl_list_remove(&remoting->destroy_listener.link);
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free(remoting);
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}
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static struct weston_remoting *
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weston_remoting_get(struct weston_compositor *compositor)
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{
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struct wl_listener *listener;
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struct weston_remoting *remoting;
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listener = wl_signal_get(&compositor->destroy_signal,
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weston_remoting_destroy);
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if (!listener)
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return NULL;
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remoting = wl_container_of(listener, remoting, destroy_listener);
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return remoting;
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}
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static int
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remoting_output_finish_frame_handler(void *data)
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{
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struct remoted_output *output = data;
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const struct weston_drm_virtual_output_api *api
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= output->remoting->virtual_output_api;
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struct timespec now;
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int64_t msec;
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if (output->submitted_frame) {
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struct weston_compositor *c = output->remoting->compositor;
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output->submitted_frame = false;
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weston_compositor_read_presentation_clock(c, &now);
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api->finish_frame(output->output, &now, 0);
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}
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msec = millihz_to_nsec(output->output->current_mode->refresh) / 1000000;
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wl_event_source_timer_update(output->finish_frame_timer, msec);
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return 0;
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}
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static void
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remoting_gst_mem_free_cb(struct mem_free_cb_data *cb_data, GstMiniObject *obj)
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{
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struct remoted_output *output = cb_data->output;
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struct remoted_gstpipe *pipe = &output->gstpipe;
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struct gstpipe_msg_data msg = {
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.type = GSTPIPE_MSG_BUFFER_RELEASE,
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.data = cb_data->output_buffer
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};
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ssize_t ret;
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ret = write(pipe->writefd, &msg, sizeof(msg));
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if (ret != sizeof(msg))
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weston_log("ERROR: failed to write, ret=%zd, errno=%d\n", ret,
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errno);
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free(cb_data);
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}
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static struct remoted_output *
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lookup_remoted_output(struct weston_output *output)
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{
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struct weston_compositor *c = output->compositor;
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struct weston_remoting *remoting = weston_remoting_get(c);
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struct remoted_output *remoted_output;
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wl_list_for_each(remoted_output, &remoting->output_list, link) {
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if (remoted_output->output == output)
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return remoted_output;
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}
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weston_log("%s: %s: could not find output\n", __FILE__, __func__);
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return NULL;
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|
}
|
|
|
|
static void
|
|
remoting_output_gst_push_buffer(struct remoted_output *output,
|
|
GstBuffer *buffer)
|
|
{
|
|
struct timespec current_frame_ts;
|
|
GstClockTime ts, current_frame_time;
|
|
|
|
weston_compositor_read_presentation_clock(output->remoting->compositor,
|
|
¤t_frame_ts);
|
|
current_frame_time = GST_TIMESPEC_TO_TIME(current_frame_ts);
|
|
if (output->start_time == 0)
|
|
output->start_time = current_frame_time;
|
|
ts = current_frame_time - output->start_time;
|
|
|
|
if (GST_CLOCK_TIME_IS_VALID(ts))
|
|
GST_BUFFER_PTS(buffer) = ts;
|
|
else
|
|
GST_BUFFER_PTS(buffer) = GST_CLOCK_TIME_NONE;
|
|
GST_BUFFER_DURATION(buffer) = GST_CLOCK_TIME_NONE;
|
|
|
|
gst_app_src_push_buffer(output->appsrc, buffer);
|
|
output->submitted_frame = true;
|
|
}
|
|
|
|
static int
|
|
remoting_output_fence_sync_handler(int fd, uint32_t mask, void *data)
|
|
{
|
|
struct gst_frame_buffer_data *frame_data = data;
|
|
struct remoted_output *output = frame_data->output;
|
|
|
|
remoting_output_gst_push_buffer(output, frame_data->buffer);
|
|
|
|
wl_event_source_remove(output->fence_sync_event_source);
|
|
close(output->fence_sync_fd);
|
|
free(frame_data);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
remoting_output_frame(struct weston_output *output_base, int fd, int stride,
|
|
struct drm_fb *output_buffer)
|
|
{
|
|
struct remoted_output *output = lookup_remoted_output(output_base);
|
|
struct weston_remoting *remoting = output->remoting;
|
|
struct weston_mode *mode;
|
|
const struct weston_drm_virtual_output_api *api
|
|
= output->remoting->virtual_output_api;
|
|
struct wl_event_loop *loop;
|
|
GstBuffer *buf;
|
|
GstMemory *mem;
|
|
gsize offset = 0;
|
|
struct mem_free_cb_data *cb_data;
|
|
struct gst_frame_buffer_data *frame_data;
|
|
|
|
if (!output)
|
|
return -1;
|
|
|
|
cb_data = zalloc(sizeof *cb_data);
|
|
if (!cb_data)
|
|
return -1;
|
|
|
|
mode = output->output->current_mode;
|
|
buf = gst_buffer_new();
|
|
mem = gst_dmabuf_allocator_alloc(remoting->allocator, fd,
|
|
stride * mode->height);
|
|
gst_buffer_append_memory(buf, mem);
|
|
gst_buffer_add_video_meta_full(buf,
|
|
GST_VIDEO_FRAME_FLAG_NONE,
|
|
output->format->gst_video_format,
|
|
mode->width,
|
|
mode->height,
|
|
1,
|
|
&offset,
|
|
&stride);
|
|
|
|
cb_data->output = output;
|
|
cb_data->output_buffer = output_buffer;
|
|
gst_mini_object_weak_ref(GST_MINI_OBJECT(mem),
|
|
(GstMiniObjectNotify)remoting_gst_mem_free_cb,
|
|
cb_data);
|
|
|
|
output->fence_sync_fd = api->get_fence_sync_fd(output->output);
|
|
/* Push buffer to gstreamer immediately on get_fence_sync_fd failure */
|
|
if (output->fence_sync_fd == -1) {
|
|
remoting_output_gst_push_buffer(output, buf);
|
|
return 0;
|
|
}
|
|
|
|
frame_data = zalloc(sizeof *frame_data);
|
|
if (!frame_data) {
|
|
close(output->fence_sync_fd);
|
|
remoting_output_gst_push_buffer(output, buf);
|
|
return 0;
|
|
}
|
|
|
|
frame_data->output = output;
|
|
frame_data->buffer = buf;
|
|
loop = wl_display_get_event_loop(remoting->compositor->wl_display);
|
|
output->fence_sync_event_source =
|
|
wl_event_loop_add_fd(loop, output->fence_sync_fd,
|
|
WL_EVENT_READABLE,
|
|
remoting_output_fence_sync_handler,
|
|
frame_data);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
remoting_output_destroy(struct weston_output *output)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
struct weston_mode *mode, *next;
|
|
|
|
wl_list_for_each_safe(mode, next, &output->mode_list, link) {
|
|
wl_list_remove(&mode->link);
|
|
free(mode);
|
|
}
|
|
|
|
remoted_output->saved_destroy(output);
|
|
|
|
remoting_gst_pipeline_deinit(remoted_output);
|
|
remoting_gstpipe_release(&remoted_output->gstpipe);
|
|
|
|
if (remoted_output->host)
|
|
free(remoted_output->host);
|
|
if (remoted_output->gst_pipeline)
|
|
free(remoted_output->gst_pipeline);
|
|
|
|
wl_list_remove(&remoted_output->link);
|
|
weston_head_release(remoted_output->head);
|
|
free(remoted_output->head);
|
|
free(remoted_output);
|
|
}
|
|
|
|
static int
|
|
remoting_output_start_repaint_loop(struct weston_output *output)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
int64_t msec;
|
|
|
|
remoted_output->saved_start_repaint_loop(output);
|
|
|
|
msec = millihz_to_nsec(remoted_output->output->current_mode->refresh)
|
|
/ 1000000;
|
|
wl_event_source_timer_update(remoted_output->finish_frame_timer, msec);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
remoting_output_enable(struct weston_output *output)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
struct weston_compositor *c = output->compositor;
|
|
const struct weston_drm_virtual_output_api *api
|
|
= remoted_output->remoting->virtual_output_api;
|
|
struct wl_event_loop *loop;
|
|
int ret;
|
|
|
|
api->set_submit_frame_cb(output, remoting_output_frame);
|
|
|
|
ret = remoted_output->saved_enable(output);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
remoted_output->saved_start_repaint_loop = output->start_repaint_loop;
|
|
output->start_repaint_loop = remoting_output_start_repaint_loop;
|
|
|
|
ret = remoting_gst_pipeline_init(remoted_output);
|
|
if (ret < 0) {
|
|
remoted_output->saved_disable(output);
|
|
return ret;
|
|
}
|
|
|
|
loop = wl_display_get_event_loop(c->wl_display);
|
|
remoted_output->finish_frame_timer =
|
|
wl_event_loop_add_timer(loop,
|
|
remoting_output_finish_frame_handler,
|
|
remoted_output);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
remoting_output_disable(struct weston_output *output)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
|
|
wl_event_source_remove(remoted_output->finish_frame_timer);
|
|
remoting_gst_pipeline_deinit(remoted_output);
|
|
|
|
return remoted_output->saved_disable(output);
|
|
}
|
|
|
|
static struct weston_output *
|
|
remoting_output_create(struct weston_compositor *c, char *name)
|
|
{
|
|
struct weston_remoting *remoting = weston_remoting_get(c);
|
|
struct remoted_output *output;
|
|
struct weston_head *head;
|
|
const struct weston_drm_virtual_output_api *api;
|
|
const char *make = "Renesas";
|
|
const char *model = "Virtual Display";
|
|
const char *serial_number = "unknown";
|
|
const char *connector_name = "remoting";
|
|
|
|
if (!name || !strlen(name))
|
|
return NULL;
|
|
|
|
api = remoting->virtual_output_api;
|
|
|
|
output = zalloc(sizeof *output);
|
|
if (!output)
|
|
return NULL;
|
|
|
|
head = zalloc(sizeof *head);
|
|
if (!head)
|
|
goto err;
|
|
|
|
if (remoting_gstpipe_init(c, output) < 0) {
|
|
weston_log("Can not create pipe for gstreamer\n");
|
|
goto err;
|
|
}
|
|
|
|
output->output = api->create_output(c, name);
|
|
if (!output->output) {
|
|
weston_log("Can not create virtual output\n");
|
|
goto err;
|
|
}
|
|
|
|
output->saved_destroy = output->output->destroy;
|
|
output->output->destroy = remoting_output_destroy;
|
|
output->saved_enable = output->output->enable;
|
|
output->output->enable = remoting_output_enable;
|
|
output->saved_disable = output->output->disable;
|
|
output->output->disable = remoting_output_disable;
|
|
output->remoting = remoting;
|
|
wl_list_insert(remoting->output_list.prev, &output->link);
|
|
|
|
weston_head_init(head, connector_name);
|
|
weston_head_set_subpixel(head, WL_OUTPUT_SUBPIXEL_NONE);
|
|
weston_head_set_monitor_strings(head, make, model, serial_number);
|
|
head->compositor = c;
|
|
|
|
weston_output_attach_head(output->output, head);
|
|
output->head = head;
|
|
|
|
/* set XRGB8888 format */
|
|
output->format = &supported_formats[0];
|
|
|
|
return output->output;
|
|
|
|
err:
|
|
if (output->gstpipe.source)
|
|
remoting_gstpipe_release(&output->gstpipe);
|
|
if (head)
|
|
free(head);
|
|
free(output);
|
|
return NULL;
|
|
}
|
|
|
|
static bool
|
|
remoting_output_is_remoted(struct weston_output *output)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
|
|
if (remoted_output)
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
static int
|
|
remoting_output_set_mode(struct weston_output *output, const char *modeline)
|
|
{
|
|
struct weston_mode *mode;
|
|
int n, width, height, refresh = 0;
|
|
|
|
if (!remoting_output_is_remoted(output)) {
|
|
weston_log("Output is not remoted.\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!modeline)
|
|
return -1;
|
|
|
|
n = sscanf(modeline, "%dx%d@%d", &width, &height, &refresh);
|
|
if (n != 2 && n != 3)
|
|
return -1;
|
|
|
|
mode = zalloc(sizeof *mode);
|
|
if (!mode)
|
|
return -1;
|
|
|
|
mode->flags = WL_OUTPUT_MODE_CURRENT;
|
|
mode->width = width;
|
|
mode->height = height;
|
|
mode->refresh = (refresh ? refresh : 60) * 1000LL;
|
|
|
|
wl_list_insert(output->mode_list.prev, &mode->link);
|
|
|
|
output->current_mode = mode;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
remoting_output_set_gbm_format(struct weston_output *output,
|
|
const char *gbm_format)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
const struct weston_drm_virtual_output_api *api;
|
|
uint32_t format, i;
|
|
|
|
if (!remoted_output)
|
|
return;
|
|
|
|
api = remoted_output->remoting->virtual_output_api;
|
|
format = api->set_gbm_format(output, gbm_format);
|
|
|
|
for (i = 0; i < ARRAY_LENGTH(supported_formats); i++) {
|
|
if (format == supported_formats[i].gbm_format) {
|
|
remoted_output->format = &supported_formats[i];
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
remoting_output_set_seat(struct weston_output *output, const char *seat)
|
|
{
|
|
/* for now, nothing todo */
|
|
}
|
|
|
|
static void
|
|
remoting_output_set_host(struct weston_output *output, char *host)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
|
|
if (!remoted_output)
|
|
return;
|
|
|
|
if (remoted_output->host)
|
|
free(remoted_output->host);
|
|
remoted_output->host = strdup(host);
|
|
}
|
|
|
|
static void
|
|
remoting_output_set_port(struct weston_output *output, int port)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
|
|
if (remoted_output)
|
|
remoted_output->port = port;
|
|
}
|
|
|
|
static void
|
|
remoting_output_set_gst_pipeline(struct weston_output *output,
|
|
char *gst_pipeline)
|
|
{
|
|
struct remoted_output *remoted_output = lookup_remoted_output(output);
|
|
|
|
if (!remoted_output)
|
|
return;
|
|
|
|
if (remoted_output->gst_pipeline)
|
|
free(remoted_output->gst_pipeline);
|
|
remoted_output->gst_pipeline = strdup(gst_pipeline);
|
|
}
|
|
|
|
static const struct weston_remoting_api remoting_api = {
|
|
remoting_output_create,
|
|
remoting_output_is_remoted,
|
|
remoting_output_set_mode,
|
|
remoting_output_set_gbm_format,
|
|
remoting_output_set_seat,
|
|
remoting_output_set_host,
|
|
remoting_output_set_port,
|
|
remoting_output_set_gst_pipeline,
|
|
};
|
|
|
|
WL_EXPORT int
|
|
weston_module_init(struct weston_compositor *compositor)
|
|
{
|
|
int ret;
|
|
struct weston_remoting *remoting;
|
|
const struct weston_drm_virtual_output_api *api =
|
|
weston_drm_virtual_output_get_api(compositor);
|
|
|
|
if (!api)
|
|
return -1;
|
|
|
|
remoting = zalloc(sizeof *remoting);
|
|
if (!remoting)
|
|
return -1;
|
|
|
|
remoting->virtual_output_api = api;
|
|
remoting->compositor = compositor;
|
|
wl_list_init(&remoting->output_list);
|
|
|
|
ret = weston_plugin_api_register(compositor, WESTON_REMOTING_API_NAME,
|
|
&remoting_api, sizeof(remoting_api));
|
|
|
|
if (ret < 0) {
|
|
weston_log("Failed to register remoting API.\n");
|
|
goto failed;
|
|
}
|
|
|
|
/* Initialize gstreamer */
|
|
ret = remoting_gst_init(remoting);
|
|
if (ret < 0) {
|
|
weston_log("Failed to initialize gstreamer.\n");
|
|
goto failed;
|
|
}
|
|
|
|
remoting->destroy_listener.notify = weston_remoting_destroy;
|
|
wl_signal_add(&compositor->destroy_signal, &remoting->destroy_listener);
|
|
return 0;
|
|
|
|
failed:
|
|
free(remoting);
|
|
return -1;
|
|
}
|