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FS-7513: move layout switching to muxing thread for more protection

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Anthony Minessale 2015-03-09 10:32:45 -05:00 committed by Michael Jerris
parent 9d635f57ef
commit fa2f274c61
1 changed files with 39 additions and 21 deletions
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60
src/mod/applications/mod_conference/mod_conference.c
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@ -398,6 +398,22 @@ typedef struct mcu_layer_s {
switch_img_txt_handle_t *txthandle;
} mcu_layer_t;
typedef struct video_layout_s {
char *name;
char *audio_position;
mcu_layer_geometry_t images[MCU_MAX_LAYERS];
int layers;
} video_layout_t;
typedef struct video_layout_node_s {
video_layout_t *vlayout;
struct video_layout_node_s *next;
} video_layout_node_t;
typedef struct layout_group_s {
video_layout_node_t *layouts;
} layout_group_t;
typedef struct mcu_canvas_s {
int width;
int height;
@ -413,6 +429,8 @@ typedef struct mcu_canvas_s {
switch_mutex_t *mutex;
switch_timer_t timer;
switch_memory_pool_t *pool;
video_layout_t *vlayout;
video_layout_t *new_vlayout;
} mcu_canvas_t;
struct conference_obj;
@ -755,23 +773,6 @@ static switch_status_t conf_api_sub_position(conference_member_t *member, switch
//#define lock_member(_member) switch_mutex_lock(_member->write_mutex)
//#define unlock_member(_member) switch_mutex_unlock(_member->write_mutex)
typedef struct video_layout_s {
char *name;
char *audio_position;
mcu_layer_geometry_t images[MCU_MAX_LAYERS];
int layers;
} video_layout_t;
typedef struct video_layout_node_s {
video_layout_t *vlayout;
struct video_layout_node_s *next;
} video_layout_node_t;
typedef struct layout_group_s {
video_layout_node_t *layouts;
} layout_group_t;
static void conference_parse_layouts(conference_obj_t *conference)
{
switch_event_t *params;
@ -1384,6 +1385,17 @@ static void init_canvas_layers(conference_obj_t *conference, video_layout_t *vla
switch_mutex_lock(conference->canvas->mutex);
conference->canvas->layout_floor_id = -1;
if (!vlayout) {
vlayout = conference->canvas->new_vlayout;
conference->canvas->new_vlayout = NULL;
}
if (!vlayout) {
return;
}
conference->canvas->vlayout = vlayout;
for (i = 0; i < vlayout->layers; i++) {
mcu_layer_t *layer = &conference->canvas->layers[i];
@ -1428,6 +1440,7 @@ static void init_canvas_layers(conference_obj_t *conference, video_layout_t *vla
conference->canvas->layers_used = 0;
conference->canvas->total_layers = vlayout->layers;
conference->canvas->send_keyframe = 1;
reset_image(conference->canvas->img, &conference->canvas->bgcolor);
switch_mutex_unlock(conference->canvas->mutex);
}
@ -1677,6 +1690,13 @@ static void *SWITCH_THREAD_FUNC conference_video_muxing_thread_run(switch_thread
switch_time_t now;
int min_members = 0;
switch_mutex_lock(conference->canvas->mutex);
if (conference->canvas->new_vlayout) {
init_canvas_layers(conference, NULL);
}
switch_mutex_unlock(conference->canvas->mutex);
if (conference->video_timer_reset) {
conference->video_timer_reset = 0;
@ -3691,8 +3711,7 @@ static void find_video_floor(conference_member_t *member, switch_bool_t entering
if (conference->canvas && conference->video_layout_group && (lg = switch_core_hash_find(conference->layout_group_hash, conference->video_layout_group))) {
if ((vlayout = find_best_layout(conference, lg))) {
switch_mutex_lock(conference->member_mutex);
init_canvas_layers(conference, vlayout);
reset_image(conference->canvas->img, &conference->canvas->bgcolor);
conference->canvas->new_vlayout = vlayout;
switch_mutex_unlock(conference->member_mutex);
}
}
@ -8429,8 +8448,7 @@ static switch_status_t conf_api_sub_vid_layout(conference_obj_t *conference, swi
stream->write_function(stream, "Change to layout [%s]\n", vlayout->name);
switch_mutex_lock(conference->member_mutex);
init_canvas_layers(conference, vlayout);
reset_image(conference->canvas->img, &conference->canvas->bgcolor);
conference->canvas->new_vlayout = vlayout;
switch_mutex_unlock(conference->member_mutex);
return SWITCH_STATUS_SUCCESS;