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service/audio/hwopus: Move decoder state to its own class 

Moves the non-multistream specific state to its own class. This will be
necessary to support the multistream variants of opus decoding.
This commit is contained in:
Lioncash 2019-03-07 05:52:25 -05:00
parent 960057cba0
commit d03ae881fd
1 changed files with 87 additions and 52 deletions
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139
src/core/hle/service/audio/hwopus.cpp
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@ -23,6 +23,8 @@ struct OpusDeleter {
}
};
using OpusDecoderPtr = std::unique_ptr<OpusDecoder, OpusDeleter>;
struct OpusPacketHeader {
// Packet size in bytes.
u32_be size;
@ -31,29 +33,8 @@ struct OpusPacketHeader {
};
static_assert(sizeof(OpusPacketHeader) == 0x8, "OpusHeader is an invalid size");
class IHardwareOpusDecoderManager final : public ServiceFramework<IHardwareOpusDecoderManager> {
class OpusDecoderStateBase {
public:
IHardwareOpusDecoderManager(std::unique_ptr<OpusDecoder, OpusDeleter> decoder, u32 sample_rate,
u32 channel_count)
: ServiceFramework("IHardwareOpusDecoderManager"), decoder(std::move(decoder)),
sample_rate(sample_rate), channel_count(channel_count) {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IHardwareOpusDecoderManager::DecodeInterleavedOld, "DecodeInterleavedOld"},
{1, nullptr, "SetContext"},
{2, nullptr, "DecodeInterleavedForMultiStreamOld"},
{3, nullptr, "SetContextForMultiStream"},
{4, &IHardwareOpusDecoderManager::DecodeInterleavedWithPerfOld, "DecodeInterleavedWithPerfOld"},
{5, nullptr, "DecodeInterleavedForMultiStreamWithPerfOld"},
{6, &IHardwareOpusDecoderManager::DecodeInterleaved, "DecodeInterleaved"},
{7, nullptr, "DecodeInterleavedForMultiStream"},
};
// clang-format on
RegisterHandlers(functions);
}
private:
/// Describes extra behavior that may be asked of the decoding context.
enum class ExtraBehavior {
/// No extra behavior.
@ -63,30 +44,36 @@ private:
ResetContext,
};
void DecodeInterleavedOld(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Audio, "called");
enum class PerfTime {
Disabled,
Enabled,
};
DecodeInterleavedHelper(ctx, nullptr, ExtraBehavior::None);
}
void DecodeInterleavedWithPerfOld(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Audio, "called");
u64 performance = 0;
DecodeInterleavedHelper(ctx, &performance, ExtraBehavior::None);
}
void DecodeInterleaved(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Audio, "called");
IPC::RequestParser rp{ctx};
const auto extra_behavior =
rp.Pop<bool>() ? ExtraBehavior::ResetContext : ExtraBehavior::None;
u64 performance = 0;
DecodeInterleavedHelper(ctx, &performance, extra_behavior);
virtual ~OpusDecoderStateBase() = default;
// Decodes interleaved Opus packets. Optionally allows reporting time taken to
// perform the decoding, as well as any relevant extra behavior.
virtual void DecodeInterleaved(Kernel::HLERequestContext& ctx, PerfTime perf_time,
ExtraBehavior extra_behavior) = 0;
};
// Represents the decoder state for a non-multistream decoder.
class OpusDecoderState final : public OpusDecoderStateBase {
public:
explicit OpusDecoderState(OpusDecoderPtr decoder, u32 sample_rate, u32 channel_count)
: decoder{std::move(decoder)}, sample_rate{sample_rate}, channel_count{channel_count} {}
void DecodeInterleaved(Kernel::HLERequestContext& ctx, PerfTime perf_time,
ExtraBehavior extra_behavior) override {
if (perf_time == PerfTime::Disabled) {
DecodeInterleavedHelper(ctx, nullptr, extra_behavior);
} else {
u64 performance = 0;
DecodeInterleavedHelper(ctx, &performance, extra_behavior);
}
}
private:
void DecodeInterleavedHelper(Kernel::HLERequestContext& ctx, u64* performance,
ExtraBehavior extra_behavior) {
u32 consumed = 0;
@ -97,8 +84,7 @@ private:
ResetDecoderContext();
}
if (!Decoder_DecodeInterleaved(consumed, sample_count, ctx.ReadBuffer(), samples,
performance)) {
if (!DecodeOpusData(consumed, sample_count, ctx.ReadBuffer(), samples, performance)) {
LOG_ERROR(Audio, "Failed to decode opus data");
IPC::ResponseBuilder rb{ctx, 2};
// TODO(ogniK): Use correct error code
@ -117,8 +103,8 @@ private:
ctx.WriteBuffer(samples.data(), samples.size() * sizeof(s16));
}
bool Decoder_DecodeInterleaved(u32& consumed, u32& sample_count, const std::vector<u8>& input,
std::vector<opus_int16>& output, u64* out_performance_time) {
bool DecodeOpusData(u32& consumed, u32& sample_count, const std::vector<u8>& input,
std::vector<opus_int16>& output, u64* out_performance_time) const {
const auto start_time = std::chrono::high_resolution_clock::now();
const std::size_t raw_output_sz = output.size() * sizeof(opus_int16);
if (sizeof(OpusPacketHeader) > input.size()) {
@ -175,11 +161,61 @@ private:
opus_decoder_ctl(decoder.get(), OPUS_RESET_STATE);
}
std::unique_ptr<OpusDecoder, OpusDeleter> decoder;
OpusDecoderPtr decoder;
u32 sample_rate;
u32 channel_count;
};
class IHardwareOpusDecoderManager final : public ServiceFramework<IHardwareOpusDecoderManager> {
public:
explicit IHardwareOpusDecoderManager(std::unique_ptr<OpusDecoderStateBase> decoder_state)
: ServiceFramework("IHardwareOpusDecoderManager"), decoder_state{std::move(decoder_state)} {
// clang-format off
static const FunctionInfo functions[] = {
{0, &IHardwareOpusDecoderManager::DecodeInterleavedOld, "DecodeInterleavedOld"},
{1, nullptr, "SetContext"},
{2, nullptr, "DecodeInterleavedForMultiStreamOld"},
{3, nullptr, "SetContextForMultiStream"},
{4, &IHardwareOpusDecoderManager::DecodeInterleavedWithPerfOld, "DecodeInterleavedWithPerfOld"},
{5, nullptr, "DecodeInterleavedForMultiStreamWithPerfOld"},
{6, &IHardwareOpusDecoderManager::DecodeInterleaved, "DecodeInterleaved"},
{7, nullptr, "DecodeInterleavedForMultiStream"},
};
// clang-format on
RegisterHandlers(functions);
}
private:
void DecodeInterleavedOld(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Audio, "called");
decoder_state->DecodeInterleaved(ctx, OpusDecoderStateBase::PerfTime::Disabled,
OpusDecoderStateBase::ExtraBehavior::None);
}
void DecodeInterleavedWithPerfOld(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Audio, "called");
decoder_state->DecodeInterleaved(ctx, OpusDecoderStateBase::PerfTime::Enabled,
OpusDecoderStateBase::ExtraBehavior::None);
}
void DecodeInterleaved(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Audio, "called");
IPC::RequestParser rp{ctx};
const auto extra_behavior = rp.Pop<bool>()
? OpusDecoderStateBase::ExtraBehavior::ResetContext
: OpusDecoderStateBase::ExtraBehavior::None;
decoder_state->DecodeInterleaved(ctx, OpusDecoderStateBase::PerfTime::Enabled,
extra_behavior);
}
std::unique_ptr<OpusDecoderStateBase> decoder_state;
};
std::size_t WorkerBufferSize(u32 channel_count) {
ASSERT_MSG(channel_count == 1 || channel_count == 2, "Invalid channel count");
return opus_decoder_get_size(static_cast<int>(channel_count));
@ -223,8 +259,7 @@ void HwOpus::OpenOpusDecoder(Kernel::HLERequestContext& ctx) {
const std::size_t worker_sz = WorkerBufferSize(channel_count);
ASSERT_MSG(buffer_sz >= worker_sz, "Worker buffer too large");
std::unique_ptr<OpusDecoder, OpusDeleter> decoder{
static_cast<OpusDecoder*>(operator new(worker_sz))};
OpusDecoderPtr decoder{static_cast<OpusDecoder*>(operator new(worker_sz))};
if (const int err = opus_decoder_init(decoder.get(), sample_rate, channel_count)) {
LOG_ERROR(Audio, "Failed to init opus decoder with error={}", err);
IPC::ResponseBuilder rb{ctx, 2};
@ -235,8 +270,8 @@ void HwOpus::OpenOpusDecoder(Kernel::HLERequestContext& ctx) {
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<IHardwareOpusDecoderManager>(std::move(decoder), sample_rate,
channel_count);
rb.PushIpcInterface<IHardwareOpusDecoderManager>(
std::make_unique<OpusDecoderState>(std::move(decoder), sample_rate, channel_count));
}
HwOpus::HwOpus() : ServiceFramework("hwopus") {