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Implement SendTag for PipeWire output plugin

This commit is contained in:
Nicolai Syvertsen 2021-10-19 14:31:40 +02:00
parent fd5a3b5880
commit 5ccf78855d
1 changed files with 33 additions and 0 deletions
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33
src/output/plugins/PipeWireOutputPlugin.cxx
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@ -28,6 +28,7 @@
#include "util/StringCompare.hxx"
#include "util/WritableBuffer.hxx"
#include "Log.hxx"
#include "tag/Format.hxx"
#ifdef __GNUC__
#pragma GCC diagnostic push
@ -240,6 +241,8 @@ private:
void Drain() override;
void Cancel() noexcept override;
bool Pause() noexcept override;
void SendTag(const Tag &tag) noexcept override;
};
static constexpr auto stream_events = PipeWireOutput::MakeStreamEvents();
@ -652,6 +655,36 @@ PipeWireOutput::SetMixer(PipeWireMixer &_mixer) noexcept
// TODO: Check if context and stream is ready and trigger a volume update...
}
void PipeWireOutput::SendTag(const Tag &tag) noexcept {
CheckThrowError();
struct spa_dict_item items[3];
uint32_t n_items=0;
const char *artist, *title;
const char *medianame = FormatTag(tag, "%artist% - %title%");
items[n_items++] = SPA_DICT_ITEM_INIT(PW_KEY_MEDIA_NAME, medianame);
artist = tag.GetValue(TAG_ARTIST);
title = tag.GetValue(TAG_TITLE);
if (artist != nullptr) {
items[n_items++] = SPA_DICT_ITEM_INIT(PW_KEY_MEDIA_ARTIST, artist);
}
if (title != nullptr) {
items[n_items++] = SPA_DICT_ITEM_INIT(PW_KEY_MEDIA_TITLE, title);
}
struct spa_dict dict = SPA_DICT_INIT(items, n_items);
auto rc = pw_stream_update_properties(stream, &dict);
if (rc < 0)
LogWarning(pipewire_output_domain, "PipeWire: Error updating properties!\n");
}
void
pipewire_output_set_mixer(PipeWireOutput &po, PipeWireMixer &pm) noexcept
{