void obs_source_process_filter(obs_source_t filter, texrender_t texrender,
effect_t effect, uint32_t width, uint32_t height,
enum allow_direct_render allow_direct)
{
obs_source_t target = obs_filter_gettarget(filter);
obs_source_t parent = obs_filter_getparent(filter);
uint32_t target_flags = obs_source_get_output_flags(target);
uint32_t parent_flags = obs_source_get_output_flags(parent);
int cx = obs_source_getwidth(target);
int cy = obs_source_getheight(target);
bool yuv = (target_flags & SOURCE_YUV) != 0;
bool expects_def = (parent_flags & SOURCE_DEFAULT_EFFECT) != 0;
bool can_directly = allow_direct == ALLOW_DIRECT_RENDERING;
/* if the parent does not use any custom effects, and this is the last
* filter in the chain for the parent, then render the parent directly
* using the filter effect instead of rendering to texture to reduce
* the total number of passes */
if (can_directly && expects_def && target == parent) {
render_filter_bypass(target, effect, width, height, yuv);
return;
}
if (texrender_begin(texrender, cx, cy)) {
gs_ortho(0.0f, (float)cx, 0.0f, (float)cy, -100.0f, 100.0f);
if (expects_def && parent == target)
obs_source_default_render(parent, yuv);
else
obs_source_video_render(target);
texrender_end(texrender);
}
/* --------------------------- */
render_filter_tex(texrender_gettexture(texrender), effect,
width, height, yuv);
}
void OBSBasicAdvAudio::SourceRemoved(OBSSource source)
{
uint32_t flags = obs_source_get_output_flags(source);
if ((flags & OBS_SOURCE_AUDIO) == 0)
return;
for (size_t i = 0; i < controls.size(); i++) {
if (controls[i]->GetSource() == source) {
delete controls[i];
controls.erase(controls.begin() + i);
break;
}
}
}
void obs_source_output_audio(obs_source_t source,
const struct source_audio *audio)
{
uint32_t flags = obs_source_get_output_flags(source);
size_t blocksize = audio_output_blocksize(obs->audio.audio);
struct filtered_audio *output;
process_audio(source, audio);
pthread_mutex_lock(&source->filter_mutex);
output = filter_async_audio(source, &source->audio_data);
if (output) {
pthread_mutex_lock(&source->audio_mutex);
/* wait for video to start before outputting any audio so we
* have a base for sync */
if (!source->timing_set && (flags & SOURCE_ASYNC_VIDEO) != 0) {
struct audiobuf newbuf;
size_t audio_size = blocksize * output->frames;
newbuf.data = bmalloc(audio_size);
newbuf.frames = output->frames;
newbuf.timestamp = output->timestamp;
memcpy(newbuf.data, output->data, audio_size);
da_push_back(source->audio_wait_buffer, &newbuf);
} else {
struct audio_data data;
data.data = output->data;
data.frames = output->frames;
data.timestamp = output->timestamp;
source_output_audio_line(source, &data);
}
pthread_mutex_unlock(&source->audio_mutex);
}
pthread_mutex_unlock(&source->filter_mutex);
}
