132 lines
2.7 KiB
C++
132 lines
2.7 KiB
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#include "DumpDecoderClient.hxx"
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#include "decoder/DecoderAPI.hxx"
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#include "input/InputStream.hxx"
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#include "tag/Names.hxx"
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#include "util/StringBuffer.hxx"
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#include <unistd.h>
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#include <stdio.h>
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void
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DumpDecoderClient::Ready(const AudioFormat audio_format,
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bool seekable,
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SignedSongTime duration) noexcept
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{
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assert(!initialized);
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assert(audio_format.IsValid());
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fprintf(stderr, "audio_format=%s duration=%f seekable=%d\n",
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ToString(audio_format).c_str(),
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duration.ToDoubleS(), seekable);
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initialized = true;
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}
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DecoderCommand
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DumpDecoderClient::GetCommand() noexcept
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{
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return DecoderCommand::NONE;
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}
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void
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DumpDecoderClient::CommandFinished() noexcept
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{
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}
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SongTime
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DumpDecoderClient::GetSeekTime() noexcept
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{
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return SongTime();
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}
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uint64_t
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DumpDecoderClient::GetSeekFrame() noexcept
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{
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return 1;
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}
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void
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DumpDecoderClient::SeekError() noexcept
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{
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}
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InputStreamPtr
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DumpDecoderClient::OpenUri(const char *uri)
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{
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return InputStream::OpenReady(uri, mutex);
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}
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size_t
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DumpDecoderClient::Read(InputStream &is, void *buffer, size_t length) noexcept
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{
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try {
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return is.LockRead(buffer, length);
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} catch (...) {
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return 0;
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}
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}
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void
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DumpDecoderClient::SubmitTimestamp([[maybe_unused]] FloatDuration t) noexcept
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{
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}
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DecoderCommand
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DumpDecoderClient::SubmitAudio([[maybe_unused]] InputStream *is,
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std::span<const std::byte> audio,
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[[maybe_unused]] uint16_t kbit_rate) noexcept
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{
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if (kbit_rate != prev_kbit_rate) {
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prev_kbit_rate = kbit_rate;
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fprintf(stderr, "%u kbit/s\n", kbit_rate);
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}
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[[maybe_unused]] ssize_t nbytes = write(STDOUT_FILENO,
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audio.data(), audio.size());
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return GetCommand();
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}
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DecoderCommand
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DumpDecoderClient::SubmitTag([[maybe_unused]] InputStream *is,
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Tag &&tag) noexcept
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{
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fprintf(stderr, "TAG: duration=%f\n", tag.duration.ToDoubleS());
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for (const auto &i : tag)
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fprintf(stderr, " %s=%s\n", tag_item_names[i.type], i.value);
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return GetCommand();
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}
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static void
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DumpReplayGainTuple(const char *name, const ReplayGainTuple &tuple) noexcept
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{
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if (tuple.IsDefined())
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fprintf(stderr, "replay_gain[%s]: gain=%f peak=%f\n",
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name, (double)tuple.gain, (double)tuple.peak);
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}
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static void
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DumpReplayGainInfo(const ReplayGainInfo &info) noexcept
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{
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DumpReplayGainTuple("album", info.album);
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DumpReplayGainTuple("track", info.track);
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}
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void
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DumpDecoderClient::SubmitReplayGain(const ReplayGainInfo *rgi) noexcept
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{
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if (rgi != nullptr)
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DumpReplayGainInfo(*rgi);
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}
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void
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DumpDecoderClient::SubmitMixRamp([[maybe_unused]] MixRampInfo &&mix_ramp) noexcept
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{
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fprintf(stderr, "MixRamp: start='%s' end='%s'\n",
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mix_ramp.GetStart(), mix_ramp.GetEnd());
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}
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