f53df7da64
Code submissions have continually suffered from formatting inconsistencies that constantly have to be addressed. Using clang-format simplifies this by making code formatting more consistent, and allows automation of the code formatting so that maintainers can focus more on the code itself instead of code formatting.
148 lines
3.2 KiB
C
148 lines
3.2 KiB
C
/******************************************************************************
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Copyright (C) 2014 by Hugh Bailey <obs.jim@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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******************************************************************************/
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#include "obs.h"
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#include "obs-internal.h"
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bool obs_view_init(struct obs_view *view)
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{
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if (!view)
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return false;
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pthread_mutex_init_value(&view->channels_mutex);
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if (pthread_mutex_init(&view->channels_mutex, NULL) != 0) {
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blog(LOG_ERROR, "obs_view_init: Failed to create mutex");
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return false;
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}
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return true;
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}
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obs_view_t *obs_view_create(void)
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{
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struct obs_view *view = bzalloc(sizeof(struct obs_view));
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if (!obs_view_init(view)) {
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bfree(view);
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view = NULL;
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}
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return view;
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}
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void obs_view_free(struct obs_view *view)
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{
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if (!view)
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return;
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for (size_t i = 0; i < MAX_CHANNELS; i++) {
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struct obs_source *source = view->channels[i];
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if (source) {
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obs_source_deactivate(source, AUX_VIEW);
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obs_source_release(source);
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}
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}
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memset(view->channels, 0, sizeof(view->channels));
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pthread_mutex_destroy(&view->channels_mutex);
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}
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void obs_view_destroy(obs_view_t *view)
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{
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if (view) {
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obs_view_free(view);
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bfree(view);
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}
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}
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obs_source_t *obs_view_get_source(obs_view_t *view, uint32_t channel)
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{
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obs_source_t *source;
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assert(channel < MAX_CHANNELS);
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if (!view)
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return NULL;
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if (channel >= MAX_CHANNELS)
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return NULL;
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pthread_mutex_lock(&view->channels_mutex);
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source = view->channels[channel];
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if (source)
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obs_source_addref(source);
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pthread_mutex_unlock(&view->channels_mutex);
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return source;
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}
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void obs_view_set_source(obs_view_t *view, uint32_t channel,
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obs_source_t *source)
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{
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struct obs_source *prev_source;
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assert(channel < MAX_CHANNELS);
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if (!view)
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return;
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if (channel >= MAX_CHANNELS)
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return;
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pthread_mutex_lock(&view->channels_mutex);
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obs_source_addref(source);
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prev_source = view->channels[channel];
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view->channels[channel] = source;
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pthread_mutex_unlock(&view->channels_mutex);
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if (source)
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obs_source_activate(source, AUX_VIEW);
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if (prev_source) {
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obs_source_deactivate(prev_source, AUX_VIEW);
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obs_source_release(prev_source);
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}
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}
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void obs_view_render(obs_view_t *view)
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{
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if (!view)
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return;
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pthread_mutex_lock(&view->channels_mutex);
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for (size_t i = 0; i < MAX_CHANNELS; i++) {
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struct obs_source *source;
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source = view->channels[i];
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if (source) {
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if (source->removed) {
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obs_source_release(source);
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view->channels[i] = NULL;
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} else {
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obs_source_video_render(source);
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}
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}
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}
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pthread_mutex_unlock(&view->channels_mutex);
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}
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