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@ -17,34 +17,75 @@
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#include "common/logging/log.h"
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namespace AudioCore {
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namespace {
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struct SinkDetails {
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using FactoryFn = std::unique_ptr<Sink> (*)(std::string_view);
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using ListDevicesFn = std::vector<std::string> (*)();
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// g_sink_details is ordered in terms of desirability, with the best choice at the top.
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const std::vector<SinkDetails> g_sink_details = {
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/// Name for this sink.
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const char* id;
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/// A method to call to construct an instance of this type of sink.
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FactoryFn factory;
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/// A method to call to list available devices.
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ListDevicesFn list_devices;
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};
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// sink_details is ordered in terms of desirability, with the best choice at the top.
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constexpr SinkDetails sink_details[] = {
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#ifdef HAVE_CUBEB
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SinkDetails{"cubeb", &std::make_unique<CubebSink, std::string>, &ListCubebSinkDevices},
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SinkDetails{"cubeb",
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[](std::string_view device_id) -> std::unique_ptr<Sink> {
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return std::make_unique<CubebSink>(device_id);
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},
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&ListCubebSinkDevices},
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#endif
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#ifdef HAVE_SDL2
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SinkDetails{"sdl2", &std::make_unique<SDL2Sink, std::string>, &ListSDL2SinkDevices},
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SinkDetails{"sdl2",
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[](std::string_view device_id) -> std::unique_ptr<Sink> {
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return std::make_unique<SDL2Sink>(std::string(device_id));
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},
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&ListSDL2SinkDevices},
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#endif
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SinkDetails{"null", &std::make_unique<NullSink, std::string>,
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SinkDetails{"null",
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[](std::string_view device_id) -> std::unique_ptr<Sink> {
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return std::make_unique<NullSink>(device_id);
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},
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[] { return std::vector<std::string>{"null"}; }},
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};
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const SinkDetails& GetSinkDetails(std::string_view sink_id) {
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auto iter =
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std::find_if(g_sink_details.begin(), g_sink_details.end(),
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std::find_if(std::begin(sink_details), std::end(sink_details),
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[sink_id](const auto& sink_detail) { return sink_detail.id == sink_id; });
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if (sink_id == "auto" || iter == g_sink_details.end()) {
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if (sink_id == "auto" || iter == std::end(sink_details)) {
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if (sink_id != "auto") {
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LOG_ERROR(Audio, "AudioCore::SelectSink given invalid sink_id {}", sink_id);
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}
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// Auto-select.
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// g_sink_details is ordered in terms of desirability, with the best choice at the front.
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iter = g_sink_details.begin();
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// sink_details is ordered in terms of desirability, with the best choice at the front.
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iter = std::begin(sink_details);
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}
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return *iter;
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}
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} // Anonymous namespace
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std::vector<const char*> GetSinkIDs() {
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std::vector<const char*> sink_ids(std::size(sink_details));
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std::transform(std::begin(sink_details), std::end(sink_details), std::begin(sink_ids),
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[](const auto& sink) { return sink.id; });
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return sink_ids;
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}
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std::vector<std::string> GetDeviceListForSink(std::string_view sink_id) {
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return GetSinkDetails(sink_id).list_devices();
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}
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std::unique_ptr<Sink> CreateSinkFromID(std::string_view sink_id, std::string_view device_id) {
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return GetSinkDetails(sink_id).factory(device_id);
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}
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} // namespace AudioCore
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Valentin Vanelslande
GitHub