externals: Add option to use system SoundTouch (#6971)

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SachinVin 2023-09-17 03:16:32 +05:30 committed by GitHub
parent d2d37411bc
commit 8aee625a14
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5 changed files with 84 additions and 7 deletions

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@ -86,6 +86,7 @@ option(USE_SYSTEM_SDL2 "Use the system SDL2 lib (instead of the bundled one)" OF
option(USE_SYSTEM_BOOST "Use the system Boost libs (instead of the bundled ones)" OFF)
option(USE_SYSTEM_OPENSSL "Use the system OpenSSL libs (instead of the bundled LibreSSL)" OFF)
option(USE_SYSTEM_LIBUSB "Use the system libusb (instead of the bundled libusb)" OFF)
option(USE_SYSTEM_SOUNDTOUCH "Use the system SoundTouch (instead of the bundled one)" OFF)
if (CITRA_USE_PRECOMPILED_HEADERS)
message(STATUS "Using Precompiled Headers.")
@ -389,6 +390,14 @@ if (ENABLE_LIBUSB AND USE_SYSTEM_LIBUSB)
find_package(LibUSB)
endif()
if (USE_SYSTEM_SOUNDTOUCH)
include(FindPkgConfig)
find_package(SoundTouch REQUIRED)
add_library(SoundTouch INTERFACE)
target_link_libraries(SoundTouch INTERFACE "${SOUNDTOUCH_LIBRARIES}")
target_include_directories(SoundTouch INTERFACE "${SOUNDTOUCH_INCLUDE_DIRS}")
endif()
add_subdirectory(src)
add_subdirectory(dist/installer)

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@ -122,10 +122,13 @@ add_subdirectory(open_source_archives)
add_subdirectory(library-headers EXCLUDE_FROM_ALL)
# SoundTouch
set(INTEGER_SAMPLES ON CACHE BOOL "")
set(SOUNDSTRETCH OFF CACHE BOOL "")
set(SOUNDTOUCH_DLL OFF CACHE BOOL "")
add_subdirectory(soundtouch EXCLUDE_FROM_ALL)
if(NOT USE_SYSTEM_SOUNDTOUCH)
set(INTEGER_SAMPLES ON CACHE BOOL "")
set(SOUNDSTRETCH OFF CACHE BOOL "")
set(SOUNDTOUCH_DLL OFF CACHE BOOL "")
add_subdirectory(soundtouch EXCLUDE_FROM_ALL)
target_compile_definitions(SoundTouch PUBLIC SOUNDTOUCH_INTEGER_SAMPLES)
endif()
# sirit
add_subdirectory(sirit EXCLUDE_FROM_ALL)

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@ -0,0 +1,27 @@
if(NOT SOUNDTOUCH_FOUND)
pkg_check_modules(SOUNDTOUCH_TMP soundtouch)
find_path(SOUNDTOUCH_INCLUDE_DIRS NAMES SoundTouch.h
PATHS
${SOUNDTOUCH_TMP_INCLUDE_DIRS}
/usr/include/soundtouch
/usr/include
/usr/local/include/soundtouch
/usr/local/include
)
find_library(SOUNDTOUCH_LIBRARIES NAMES SoundTouch
PATHS
${SOUNDTOUCH_TMP_LIBRARY_DIRS}
/usr/lib
/usr/local/lib
)
if(SOUNDTOUCH_INCLUDE_DIRS AND SOUNDTOUCH_LIBRARIES)
set(SOUNDTOUCH_FOUND TRUE CACHE INTERNAL "SoundTouch found")
message(STATUS "Found SoundTouch: ${SOUNDTOUCH_INCLUDE_DIRS}, ${SOUNDTOUCH_LIBRARIES}")
else()
set(SOUNDTOUCH_FOUND FALSE CACHE INTERNAL "SoundTouch found")
message(STATUS "SoundTouch not found.")
endif()
endif()

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@ -49,7 +49,6 @@ create_target_directory_groups(audio_core)
target_link_libraries(audio_core PUBLIC citra_common citra_core)
target_link_libraries(audio_core PRIVATE SoundTouch teakra)
add_definitions(-DSOUNDTOUCH_INTEGER_SAMPLES)
if(ENABLE_MF)
target_sources(audio_core PRIVATE

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@ -5,7 +5,10 @@
#include <algorithm>
#include <cmath>
#include <cstddef>
#include <limits>
#include <memory>
#include <type_traits>
#include <vector>
#include <SoundTouch.h>
#include "audio_core/audio_types.h"
#include "audio_core/time_stretch.h"
@ -62,8 +65,44 @@ std::size_t TimeStretcher::Process(const s16* in, std::size_t num_in, s16* out,
LOG_TRACE(Audio, "{:5}/{:5} ratio:{:0.6f} backlog:{:0.6f}", num_in, num_out, stretch_ratio,
backlog_fullness);
sound_touch->putSamples(in, static_cast<u32>(num_in));
return sound_touch->receiveSamples(out, static_cast<u32>(num_out));
if constexpr (std::is_floating_point<soundtouch::SAMPLETYPE>()) {
// The SoundTouch library on most systems expects float samples
// use this vector to store input if soundtouch::SAMPLETYPE is a float
std::vector<soundtouch::SAMPLETYPE> float_in(2 * num_in);
std::vector<soundtouch::SAMPLETYPE> float_out(2 * num_out);
for (std::size_t i = 0; i < (2 * num_in); i++) {
// Conventional integer PCM uses a range of -32768 to 32767,
// but float samples use -1 to 1
// As a result we need to scale sample values during conversion
const float temp = static_cast<float>(in[i]) / std::numeric_limits<s16>::max();
float_in[i] = static_cast<soundtouch::SAMPLETYPE>(temp);
}
sound_touch->putSamples(float_in.data(), static_cast<u32>(num_in));
const std::size_t samples_received =
sound_touch->receiveSamples(float_out.data(), static_cast<u32>(num_out));
// Converting output samples back to shorts so we can use them
for (std::size_t i = 0; i < (2 * num_out); i++) {
const s16 temp = static_cast<s16>(float_out[i] * std::numeric_limits<s16>::max());
out[i] = temp;
}
return samples_received;
} else if (std::is_same<soundtouch::SAMPLETYPE, s16>()) {
// Use reinterpret_cast to workaround compile error when SAMPLETYPE is float.
sound_touch->putSamples(reinterpret_cast<const soundtouch::SAMPLETYPE*>(in),
static_cast<u32>(num_in));
return sound_touch->receiveSamples(reinterpret_cast<soundtouch::SAMPLETYPE*>(out),
static_cast<u32>(num_out));
} else {
static_assert(std::is_floating_point<soundtouch::SAMPLETYPE>() ||
std::is_same<soundtouch::SAMPLETYPE, s16>());
UNREACHABLE_MSG("Invalid SAMPLETYPE {}", typeid(soundtouch::SAMPLETYPE).name());
return 0;
}
}
void TimeStretcher::Clear() {