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[perf] optimize CLI ANSI output and refresh previews

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This commit is contained in:
dijunkun
2026-10-31 05:21:10 +08:00
parent 1b716f3682
commit baf48120bb
7 changed files with 81 additions and 22 deletions
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apps/cli/main.cpp
+4 -3
View File
@@ -350,12 +350,13 @@ int View(SessionOptions options, const std::string &device,
if (renderer == "kitty" && !kitty)
throw std::runtime_error(
"Kitty probe failed or multiplexer active; use --renderer ansi");
// Local pixel frames need more throughput than character output. Keep the
// conservative budget for SSH and the existing one-message/burst limits.
// Both pixel frames and large true-colour character grids need local
// throughput. Keep SSH conservative and retain the one-message/burst limits
// and nonblocking writes so slow terminals still apply backpressure.
const bool local_terminal = Env("SSH_CONNECTION").empty() &&
Env("SSH_CLIENT").empty() &&
Env("SSH_TTY").empty();
if (kitty && local_terminal)
if (local_terminal)
output.SetByteRate(8 * 1024 * 1024);
SharedImage shared_image;
bool shared_enabled = false;