From 4ba1e814b748d57631f6b7afb7eaa63e8435c24e Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Wed, 13 Nov 2024 22:18:30 +0100
Subject: Add application audio option

---
 src/GsrInfo.cpp | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'src/GsrInfo.cpp')

diff --git a/src/GsrInfo.cpp b/src/GsrInfo.cpp
index 916430c..bb410dc 100644
--- a/src/GsrInfo.cpp
+++ b/src/GsrInfo.cpp
@@ -218,4 +218,30 @@ namespace gsr {
 
         return audio_devices;
     }
+
+    std::vector<std::string> get_application_audio() {
+        std::vector<std::string> application_audio;
+
+        FILE *f = popen("gpu-screen-recorder --list-application-audio", "r");
+        if(!f) {
+            fprintf(stderr, "error: 'gpu-screen-recorder --list-application-audio' failed\n");
+            return application_audio;
+        }
+
+        char output[16384];
+        ssize_t bytes_read = fread(output, 1, sizeof(output) - 1, f);
+        if(bytes_read < 0 || ferror(f)) {
+            fprintf(stderr, "error: failed to read 'gpu-screen-recorder --list-application-audio' output\n");
+            pclose(f);
+            return application_audio;
+        }
+        output[bytes_read] = '\0';
+
+        string_split_char({output, (size_t)bytes_read}, '\n', [&](std::string_view line) {
+            application_audio.emplace_back(line);
+            return true;
+        });
+
+        return application_audio;
+    }
 }
-- 
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