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output/pipewire: report errors from the "state_changed" callback

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This commit is contained in:
Max Kellermann 2021-10-20 11:24:15 +02:00
parent f447b7615e
commit 78257408b4
1 changed files with 15 additions and 3 deletions
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18
src/output/plugins/PipeWireOutputPlugin.cxx
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@ -53,6 +53,7 @@
#include <boost/lockfree/spsc_queue.hpp>
#include <stdexcept>
#include <string>
static constexpr Domain pipewire_output_domain("pipewire_output");
@ -65,6 +66,8 @@ class PipeWireOutput final : AudioOutput {
struct pw_thread_loop *thread_loop = nullptr;
struct pw_stream *stream;
std::string error_message;
std::byte buffer[1024];
struct spa_pod_builder pod_builder;
@ -149,8 +152,12 @@ public:
private:
void CheckThrowError() {
if (disconnected)
throw std::runtime_error("Disconnected from PipeWire");
if (disconnected) {
if (error_message.empty())
throw std::runtime_error("Disconnected from PipeWire");
else
throw std::runtime_error(error_message);
}
}
void StateChanged(enum pw_stream_state state,
@ -426,6 +433,7 @@ ToPipeWireAudioFormat(AudioFormat &audio_format) noexcept
void
PipeWireOutput::Open(AudioFormat &audio_format)
{
error_message.clear();
disconnected = false;
restore_volume = true;
@ -521,8 +529,12 @@ PipeWireOutput::StateChanged(enum pw_stream_state state,
const bool was_disconnected = disconnected;
disconnected = state == PW_STREAM_STATE_ERROR ||
state == PW_STREAM_STATE_UNCONNECTED;
if (!was_disconnected && disconnected)
if (!was_disconnected && disconnected) {
if (error != nullptr)
error_message = error;
pw_thread_loop_signal(thread_loop, false);
}
}