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fix(apu): pause device on mute instead of writing silence

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This commit is contained in:
Rekai Nyangadzayi Musuka
2022-10-27 09:11:08 -03:00
parent 4b8ed3cebb
commit eb7ffa29f4
3 changed files with 14 additions and 18 deletions
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7
src/core/apu.zig
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@@ -20,7 +20,8 @@ const setLo = @import("../util.zig").setLo;
const log = std.log.scoped(.APU);
pub const host_sample_rate = 1 << 15;
pub const host_rate = @import("../platform.zig").sample_rate;
pub const host_format = @import("../platform.zig").sample_format;
pub fn read(comptime T: type, apu: *const Apu, addr: u32) ?T {
const byte = @truncate(u8, addr);
@@ -189,7 +190,7 @@ pub const Apu = struct {
.bias = .{ .raw = 0x0200 },
.sampling_cycle = 0b00,
.stream = SDL.SDL_NewAudioStream(SDL.AUDIO_U16, 2, 1 << 15, SDL.AUDIO_U16, 2, host_sample_rate).?,
.stream = SDL.SDL_NewAudioStream(SDL.AUDIO_U16, 2, 1 << 15, host_format, 2, host_rate).?,
.sched = sched,
.capacitor = 0,
@@ -356,7 +357,7 @@ pub const Apu = struct {
defer SDL.SDL_FreeAudioStream(old_stream);
self.sampling_cycle = self.bias.sampling_cycle.read();
self.stream = SDL.SDL_NewAudioStream(SDL.AUDIO_U16, 2, @intCast(c_int, sample_rate), SDL.AUDIO_U16, 2, host_sample_rate).?;
self.stream = SDL.SDL_NewAudioStream(SDL.AUDIO_U16, 2, @intCast(c_int, sample_rate), host_format, 2, host_rate).?;
}
fn interval(self: *const Self) u64 {

2
src/core/emu.zig
View File

@@ -36,7 +36,7 @@ const RunKind = enum {
};
pub fn run(quit: *Atomic(bool), scheduler: *Scheduler, cpu: *Arm7tdmi, tracker: *FpsTracker) void {
const audio_sync = config.config().guest.audio_sync;
const audio_sync = config.config().guest.audio_sync and !config.config().host.mute;
if (audio_sync) log.info("Audio sync enabled", .{});
if (config.config().guest.video_sync) {