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audio_core: hle: mf: multiple fixes...

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... more smart pointers and re-arrange code
This commit is contained in:
liushuyu 2019-01-28 22:23:57 -07:00 • committed by B3N30
parent 4bc6bfd51f
commit be764e4f88
5 changed files with 33 additions and 39 deletions
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1
src/audio_core/hle/adts.h
View file

@ -3,7 +3,6 @@
// Refer to the license.txt file included.
#pragma once
#include <array>
#include "common/common_types.h"
struct ADTSData {

1
src/audio_core/hle/adts_reader.cpp
View file

@ -1,6 +1,7 @@
// Copyright 2019 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <array>
#include "adts.h"
constexpr std::array<u32, 16> freq_table = {96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,

18
src/audio_core/hle/wmf_decoder.cpp
View file

@ -20,7 +20,7 @@ private:
std::optional<BinaryResponse> Decode(const BinaryRequest& request);
int DecodingLoop(ADTSData adts_header, std::array<std::vector<u8>, 2>& out_streams);
MFOutputState DecodingLoop(ADTSData adts_header, std::array<std::vector<u8>, 2>& out_streams);
bool initalized = false;
bool selected = false;
@ -103,7 +103,7 @@ void WMFDecoder::Impl::Clear() {
selected = false;
}
int WMFDecoder::Impl::DecodingLoop(ADTSData adts_header,
MFOutputState WMFDecoder::Impl::DecodingLoop(ADTSData adts_header,
std::array<std::vector<u8>, 2>& out_streams) {
MFOutputState output_status = OK;
char* output_buffer = nullptr;
@ -138,12 +138,12 @@ int WMFDecoder::Impl::DecodingLoop(ADTSData adts_header,
// in case of "ok" only, just return quickly
if (output_status == OK)
return 0;
return OK;
// for status = 2, reset MF
if (output_status == NEED_RECONFIG) {
Clear();
return -1;
return FATAL_ERROR;
}
// for status = 3, try again with new buffer
@ -151,12 +151,12 @@ int WMFDecoder::Impl::DecodingLoop(ADTSData adts_header,
continue;
if (output_status == NEED_MORE_INPUT) // according to MS document, this is not an error (?!)
return 1;
return NEED_MORE_INPUT;
return -1; // return on other status
return FATAL_ERROR; // return on other status
}
return -1;
return FATAL_ERROR;
}
std::optional<BinaryResponse> WMFDecoder::Impl::Decode(const BinaryRequest& request) {
@ -205,13 +205,13 @@ std::optional<BinaryResponse> WMFDecoder::Impl::Decode(const BinaryRequest& requ
selected = true;
}
sample.reset(CreateSample((void*)data, request.size, 1, 0));
sample = CreateSample((void*)data, request.size, 1, 0);
sample->SetUINT32(MFSampleExtension_CleanPoint, 1);
while (true) {
input_status = SendSample(transform.get(), in_stream_id, sample.get());
if (DecodingLoop(adts_header, out_streams) < 0) {
if (DecodingLoop(adts_header, out_streams) == FATAL_ERROR) {
// if the decode issues are caused by MFT not accepting new samples, try again
// NOTICE: you are required to check the output even if you already knew/guessed
// MFT didn't accept the input sample

42
src/audio_core/hle/wmf_decoder_utils.cpp
View file

@ -77,17 +77,19 @@ void MFDeInit(IMFTransform* transform) {
CoUninitialize();
}
IMFSample* CreateSample(void* data, DWORD len, DWORD alignment, LONGLONG duration) {
unique_mfptr<IMFSample> CreateSample(void* data, DWORD len, DWORD alignment, LONGLONG duration) {
HRESULT hr = S_OK;
IMFMediaBuffer* buf_tmp = nullptr;
unique_mfptr<IMFMediaBuffer> buf;
IMFSample* sample = nullptr;
IMFSample* sample_tmp = nullptr;
unique_mfptr<IMFSample> sample;
hr = MFCreateSample(&sample);
hr = MFCreateSample(&sample_tmp);
if (FAILED(hr)) {
ReportError("Unable to allocate a sample", hr);
return nullptr;
}
sample.reset(sample_tmp);
// Yes, the argument for alignment is the actual alignment - 1
hr = MFCreateAlignedMemoryBuffer(len, alignment - 1, &buf_tmp);
if (FAILED(hr)) {
@ -101,12 +103,11 @@ IMFSample* CreateSample(void* data, DWORD len, DWORD alignment, LONGLONG duratio
// this is actually not a thread-safe lock
hr = buf->Lock(&buffer, nullptr, nullptr);
if (FAILED(hr)) {
SafeRelease(&sample);
buf.reset();
ReportError("Unable to lock down MediaBuffer", hr);
return nullptr;
}
memcpy(buffer, data, len);
std::memcpy(buffer, data, len);
buf->SetCurrentLength(len);
buf->Unlock();
@ -114,7 +115,11 @@ IMFSample* CreateSample(void* data, DWORD len, DWORD alignment, LONGLONG duratio
sample->AddBuffer(buf.get());
hr = sample->SetSampleDuration(duration);
return sample;
if (FAILED(hr)) {
ReportError("Unable to set sample duration, but continuing anyway", hr);
}
return std::move(sample);
}
bool SelectInputMediaType(IMFTransform* transform, int in_stream_id, const ADTSData& adts,
@ -153,13 +158,15 @@ bool SelectInputMediaType(IMFTransform* transform, int in_stream_id, const ADTSD
bool SelectOutputMediaType(IMFTransform* transform, int out_stream_id, GUID audio_format) {
HRESULT hr = S_OK;
UINT32 tmp;
IMFMediaType* t;
IMFMediaType* type;
unique_mfptr<IMFMediaType> t;
// If you know what you need and what you are doing, you can specify the condition instead of
// searching but it's better to use search since MFT may or may not support your output
// parameters
for (DWORD i = 0;; i++) {
hr = transform->GetOutputAvailableType(out_stream_id, i, &t);
hr = transform->GetOutputAvailableType(out_stream_id, i, &type);
t.reset(type);
if (hr == MF_E_NO_MORE_TYPES || hr == E_NOTIMPL) {
return true;
}
@ -180,7 +187,7 @@ bool SelectOutputMediaType(IMFTransform* transform, int out_stream_id, GUID audi
hr);
return false;
}
hr = transform->SetOutputType(out_stream_id, t, 0);
hr = transform->SetOutputType(out_stream_id, t.get(), 0);
if (FAILED(hr)) {
ReportError("failed to select output types for MFT", hr);
return false;
@ -221,8 +228,8 @@ int DetectMediaType(char* buffer, size_t len, ADTSData* output, char** aac_tag)
tag = MFGetAACTag(tmp);
aac_tmp[12] |= (tag & 0xff00) >> 8;
aac_tmp[13] |= (tag & 0x00ff);
memcpy(*aac_tag, aac_tmp, 14);
memcpy(output, &tmp, sizeof(ADTSData));
std::memcpy(*aac_tag, aac_tmp, 14);
std::memcpy(output, &tmp, sizeof(ADTSData));
return 0;
}
@ -250,8 +257,6 @@ int SendSample(IMFTransform* transform, DWORD in_stream_id, IMFSample* in_sample
} // FAILED(hr)
} else {
hr = transform->ProcessMessage(MFT_MESSAGE_COMMAND_DRAIN, 0);
// ffmpeg: Some MFTs (AC3) will send a frame after each drain command (???), so
// ffmpeg: this is required to make draining actually terminate.
if (FAILED(hr)) {
ReportError("MFT: Failed to drain when processing input", hr);
}
@ -264,7 +269,6 @@ std::tuple<MFOutputState, unique_mfptr<IMFSample>> ReceiveSample(IMFTransform* t
DWORD out_stream_id) {
HRESULT hr;
MFT_OUTPUT_DATA_BUFFER out_buffers;
IMFSample* sample_tmp = nullptr;
MFT_OUTPUT_STREAM_INFO out_info;
DWORD status = 0;
unique_mfptr<IMFSample> sample;
@ -280,16 +284,14 @@ std::tuple<MFOutputState, unique_mfptr<IMFSample>> ReceiveSample(IMFTransform* t
(out_info.dwFlags & MFT_OUTPUT_STREAM_CAN_PROVIDE_SAMPLES);
while (true) {
sample = nullptr;
status = 0;
if (!mft_create_sample) {
sample_tmp = CreateSample(nullptr, out_info.cbSize, out_info.cbAlignment);
if (!sample_tmp) {
sample = CreateSample(nullptr, out_info.cbSize, out_info.cbAlignment);
if (!sample.get()) {
ReportError("MFT: Unable to allocate memory for samples", hr);
return std::make_tuple(FATAL_ERROR, std::move(sample));
}
sample.reset(sample_tmp);
}
out_buffers.dwStreamID = out_stream_id;
@ -353,7 +355,7 @@ int CopySampleToBuffer(IMFSample* sample, void** output, DWORD* len) {
}
*output = malloc(*len);
memcpy(*output, data, *len);
std::memcpy(*output, data, *len);
// if buffer unlock fails, then... whatever, we have already got data
buffer->Unlock();

10
src/audio_core/hle/wmf_decoder_utils.h
View file

@ -20,14 +20,6 @@
enum MFOutputState { FATAL_ERROR = -1, OK = 0, NEED_MORE_INPUT, NEED_RECONFIG, HAVE_MORE_DATA };
// utility functions
template <class T>
void SafeRelease(T** ppT) {
if (*ppT) {
(*ppT)->Release();
*ppT = nullptr;
}
}
template <class T>
struct MFRelease {
void operator()(T* pointer) const {
@ -44,7 +36,7 @@ void ReportError(std::string msg, HRESULT hr);
bool MFCoInit();
bool MFDecoderInit(IMFTransform** transform, GUID audio_format = MFAudioFormat_AAC);
void MFDeInit(IMFTransform* transform);
IMFSample* CreateSample(void* data, DWORD len, DWORD alignment = 1, LONGLONG duration = 0);
unique_mfptr<IMFSample> CreateSample(void* data, DWORD len, DWORD alignment = 1, LONGLONG duration = 0);
bool SelectInputMediaType(IMFTransform* transform, int in_stream_id, const ADTSData& adts,
UINT8* user_data, UINT32 user_data_len,
GUID audio_format = MFAudioFormat_AAC);