File mozilla-bmo1746799.patch of Package firefox149

From 535dc3c97fd19a30a329a188786998ae00cdf017 Mon Sep 17 00:00:00 2001
From: andrew <andrew@arobeia.co.uk>
Date: Thu, 23 Dec 2021 16:18:30 +0000
Subject: [PATCH] Map linearly from cubeb volume to pa volume

Fixes incorrect volume mapping.

Rebased to current SUSE sources and updated checksums Wed Sep 04 00:00:00 2024

diff --git a/third_party/rust/cubeb-pulse/src/backend/stream.rs b/third_party/rust/cubeb-pulse/src/backend/stream.rs
--- a/third_party/rust/cubeb-pulse/src/backend/stream.rs
+++ b/third_party/rust/cubeb-pulse/src/backend/stream.rs
@@ -760,18 +760,18 @@ impl StreamOps for PulseStream<'_> {
                             _ => pulse::SinkFlags::empty(),
                         }
                     };
 
                     if flags.contains(pulse::SinkFlags::FLAT_VOLUME) {
                         self.volume = volume;
                     } else {
                         let channels = stm.get_sample_spec().channels;
-                        let vol = pulse::sw_volume_from_linear(f64::from(volume));
-                        cvol.set(u32::from(channels), vol);
+                        let vol = volume * (PA_VOLUME_NORM as f32);
+                        cvol.set(u32::from(channels), vol as pa_volume_t);
 
                         let index = stm.get_index();
 
                         let context_ptr = self.context as *const _ as *mut _;
                         if let Ok(o) = context.set_sink_input_volume(
                             index,
                             &cvol,
                             context_success,
diff --git a/third_party/rust/pulse-ffi/.cargo-checksum.json b/third_party/rust/pulse-ffi/.cargo-checksum.json
--- a/third_party/rust/pulse-ffi/.cargo-checksum.json
+++ b/third_party/rust/pulse-ffi/.cargo-checksum.json
@@ -1,1 +1,1 @@
-{"files":{"Cargo.toml":"2ee1c8a3e6bfab7306ad4ac960c20266ede813ec951273e076b5c1c1e9a72b1e","src/ffi_funcs.rs":"a16646c5e7c49e94b907a7a404cfcadf3007688005c689cca936f0c2ee2e28e6","src/ffi_types.rs":"2ca56bc3638a40d331e53117a5dd175d0a6e102b1e0eccb9c2adc565c6861a33","src/lib.rs":"6aff308de11954a067d0f6ef95bf3126aabb6d928a5191e91d9a38ebadba91c2"},"package":null}
\ No newline at end of file
+{"files":{"Cargo.toml":"2ee1c8a3e6bfab7306ad4ac960c20266ede813ec951273e076b5c1c1e9a72b1e","src/ffi_funcs.rs":"a16646c5e7c49e94b907a7a404cfcadf3007688005c689cca936f0c2ee2e28e6","src/ffi_types.rs":"f39a27712b17256583331f7ce5722413d0c7b51d73d8def8f50e839e23dfb411","src/lib.rs":"6aff308de11954a067d0f6ef95bf3126aabb6d928a5191e91d9a38ebadba91c2"},"package":null}
diff --git a/third_party/rust/pulse-ffi/src/ffi_types.rs b/third_party/rust/pulse-ffi/src/ffi_types.rs
--- a/third_party/rust/pulse-ffi/src/ffi_types.rs
+++ b/third_party/rust/pulse-ffi/src/ffi_types.rs
@@ -17,16 +17,21 @@ pub const PA_SAMPLE_S32BE: c_int = 8;
 pub const PA_SAMPLE_S24LE: c_int = 9;
 pub const PA_SAMPLE_S24BE: c_int = 10;
 pub const PA_SAMPLE_S24_32LE: c_int = 11;
 pub const PA_SAMPLE_S24_32BE: c_int = 12;
 pub const PA_SAMPLE_MAX: c_int = 13;
 pub const PA_SAMPLE_INVALID: c_int = -1;
 pub type pa_sample_format_t = c_int;
 
+pub const PA_VOLUME_MUTED: c_uint = 0;
+pub const PA_VOLUME_NORM: c_uint = 0x10000;
+pub const PA_VOLUME_MAX: c_uint = 0x7fffffff;
+
+
 #[repr(C)]
 #[derive(Copy, Clone, Debug)]
 pub struct Struct_pa_sample_spec {
     pub format: pa_sample_format_t,
     pub rate: u32,
     pub channels: u8,
 }