fix black screen issue when controlling the second screen on versions that lack multiple display support while using vram decoding (#7836)

* avoid create unnecessary video decoder

Signed-off-by: 21pages <pages21@163.com>

* controlled side uses the most frequent selected codec

Signed-off-by: 21pages <pages21@163.com>

* fix black screen when control old version's second screen

For versions that do not support multiple displays, the display parameter is always 0, need set type of current display

Signed-off-by: 21pages <pages21@163.com>

---------

Signed-off-by: 21pages <pages21@163.com>
This commit is contained in:
21pages
2024-04-26 19:42:47 +08:00
committed by GitHub
parent 105a758914
commit 2626dcbc5f
5 changed files with 69 additions and 53 deletions

View File

@@ -221,7 +221,6 @@ impl Encoder {
let h265_useable =
_all_support_h265_decoding && (h265vram_encoding || h265hw_encoding.is_some());
let mut name = ENCODE_CODEC_NAME.lock().unwrap();
let mut preference = PreferCodec::Auto;
let preferences: Vec<_> = decodings
.iter()
.filter(|(_, s)| {
@@ -233,9 +232,20 @@ impl Encoder {
})
.map(|(_, s)| s.prefer)
.collect();
if preferences.len() > 0 && preferences.iter().all(|&p| p == preferences[0]) {
preference = preferences[0].enum_value_or(PreferCodec::Auto);
// find the most frequent preference
let mut counts = Vec::new();
for pref in &preferences {
match counts.iter_mut().find(|(p, _)| p == pref) {
Some((_, count)) => *count += 1,
None => counts.push((pref.clone(), 1)),
}
}
let max_count = counts.iter().map(|(_, count)| *count).max().unwrap_or(0);
let (most_frequent, _) = counts
.into_iter()
.find(|(_, count)| *count == max_count)
.unwrap_or((PreferCodec::Auto.into(), 0));
let preference = most_frequent.enum_value_or(PreferCodec::Auto);
#[allow(unused_mut)]
let mut auto_codec = CodecName::VP9;

View File

@@ -24,8 +24,6 @@ use hwcodec::{
},
};
const OUTPUT_SHARED_HANDLE: bool = false;
// https://www.reddit.com/r/buildapc/comments/d2m4ny/two_graphics_cards_two_monitors/
// https://www.reddit.com/r/techsupport/comments/t2v9u6/dual_monitor_setup_with_dual_gpu/
// https://cybersided.com/two-monitors-two-gpus/
@@ -331,8 +329,8 @@ impl VRamDecoder {
}
pub fn new(format: CodecFormat, luid: Option<i64>) -> ResultType<Self> {
log::info!("try create {format:?} vram decoder, luid: {luid:?}");
let ctx = Self::try_get(format, luid).ok_or(anyhow!("Failed to get decode context"))?;
log::info!("try create vram decoder: {ctx:?}");
match Decoder::new(ctx) {
Ok(decoder) => Ok(Self { decoder }),
Err(_) => {
@@ -376,7 +374,7 @@ pub(crate) fn check_available_vram() -> String {
gop: MAX_GOP as _,
};
let encoders = encode::available(d);
let decoders = decode::available(OUTPUT_SHARED_HANDLE);
let decoders = decode::available();
let available = Available {
e: encoders,
d: decoders,