Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-07-05 18:08:04 +03:00
Code Issues Actions 7 Packages Projects Releases Wiki Activity

sound/coraudio: get rid of global_alloc/global_free (nw)

Browse Source
This commit is contained in:
Vas Crabb 2019-11-22 07:03:35 +11:00
parent 1d17035456
commit 4cefca29ad
1 changed files with 48 additions and 60 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

108
src/osd/modules/sound/coreaudio_sound.cpp
View File

@ -19,6 +19,8 @@
#include <CoreFoundation/CoreFoundation.h> #include <CoreFoundation/CoreFoundation.h>
#include <CoreServices/CoreServices.h> #include <CoreServices/CoreServices.h>
#include <memory>
#include <new>
#include <string.h> #include <string.h>
@ -44,7 +46,7 @@ public:
m_sample_bytes(0), m_sample_bytes(0),
m_headroom(0), m_headroom(0),
m_buffer_size(0), m_buffer_size(0),
m_buffer(nullptr), m_buffer(),
m_playpos(0), m_playpos(0),
m_writepos(0), m_writepos(0),
m_in_underrun(false), m_in_underrun(false),
@ -125,8 +127,8 @@ private:
} }
bool get_output_device_id(char const *name, AudioDeviceID &id) const; bool get_output_device_id(char const *name, AudioDeviceID &id) const;
char *get_device_uid(AudioDeviceID id) const; std::unique_ptr<char []> get_device_uid(AudioDeviceID id) const;
char *get_device_name(AudioDeviceID id) const; std::unique_ptr<char []> get_device_name(AudioDeviceID id) const;
UInt32 get_output_stream_count( UInt32 get_output_stream_count(
AudioDeviceID id, AudioDeviceID id,
char const *uid, char const *uid,
@ -141,17 +143,14 @@ private:
CFPropertyListRef &class_info) const; CFPropertyListRef &class_info) const;
CFPropertyListRef load_property_list(char const *name) const; CFPropertyListRef load_property_list(char const *name) const;
char *convert_cfstring_to_utf8(CFStringRef str) const std::unique_ptr<char []> convert_cfstring_to_utf8(CFStringRef str) const
{ {
CFIndex const len = CFStringGetMaximumSizeForEncoding( CFIndex const len = CFStringGetMaximumSizeForEncoding(
CFStringGetLength(str), CFStringGetLength(str),
kCFStringEncodingUTF8); kCFStringEncodingUTF8);
char *const result = global_alloc_array_clear<char>(len + 1); std::unique_ptr<char []> result = std::make_unique<char []>(len + 1);
if (!CFStringGetCString(str, result, len + 1, kCFStringEncodingUTF8)) if (!CFStringGetCString(str, result.get(), len + 1, kCFStringEncodingUTF8))
{ result.reset()
global_free_array(result);
return nullptr;
}
return result; return result;
} }
@ -177,7 +176,7 @@ private:
uint32_t m_sample_bytes; uint32_t m_sample_bytes;
uint32_t m_headroom; uint32_t m_headroom;
uint32_t m_buffer_size; uint32_t m_buffer_size;
int8_t *m_buffer; std::unique_ptr<int8_t []> m_buffer;
uint32_t m_playpos; uint32_t m_playpos;
uint32_t m_writepos; uint32_t m_writepos;
bool m_in_underrun; bool m_in_underrun;
@ -229,8 +228,11 @@ int sound_coreaudio::init(const osd_options &options)
// Allocate buffer // Allocate buffer
m_headroom = m_sample_bytes * (clamped_latency() * sample_rate() / 40); m_headroom = m_sample_bytes * (clamped_latency() * sample_rate() / 40);
m_buffer_size = m_sample_bytes * std::max<uint32_t>(sample_rate() * (clamped_latency() + 3) / 40, 256U); m_buffer_size = m_sample_bytes * std::max<uint32_t>(sample_rate() * (clamped_latency() + 3) / 40, 256U);
m_buffer = global_alloc_array_clear<int8_t>(m_buffer_size); try
if (!m_buffer) {
m_buffer = std::make_unique<int8_t []>(m_buffer_size);
}
catch (std::bad_alloc const &)
{ {
osd_printf_error("Could not allocate stream buffer\n"); osd_printf_error("Could not allocate stream buffer\n");
goto close_graph_and_return_error; goto close_graph_and_return_error;
@ -246,23 +248,21 @@ int sound_coreaudio::init(const osd_options &options)
if (noErr != err) if (noErr != err)
{ {
osd_printf_error("Could not initialize AudioUnit graph (%ld)\n", (long)err); osd_printf_error("Could not initialize AudioUnit graph (%ld)\n", (long)err);
goto free_buffer_and_return_error; goto close_graph_and_return_error;
} }
err = AUGraphStart(m_graph); err = AUGraphStart(m_graph);
if (noErr != err) if (noErr != err)
{ {
osd_printf_error("Could not start AudioUnit graph (%ld)\n", (long)err); osd_printf_error("Could not start AudioUnit graph (%ld)\n", (long)err);
AUGraphUninitialize(m_graph); AUGraphUninitialize(m_graph);
goto free_buffer_and_return_error; goto close_graph_and_return_error;
} }
osd_printf_verbose("Audio: End initialization\n"); osd_printf_verbose("Audio: End initialization\n");
return 0; return 0;
free_buffer_and_return_error:
global_free_array(m_buffer);
m_buffer_size = 0;
m_buffer = nullptr;
close_graph_and_return_error: close_graph_and_return_error:
m_buffer_size = 0;
m_buffer.reset();
AUGraphClose(m_graph); AUGraphClose(m_graph);
DisposeAUGraph(m_graph); DisposeAUGraph(m_graph);
m_graph = nullptr; m_graph = nullptr;
@ -283,11 +283,7 @@ void sound_coreaudio::exit()
m_graph = nullptr; m_graph = nullptr;
m_node_count = 0; m_node_count = 0;
} }
if (m_buffer) m_buffer.reset();
{
global_free_array(m_buffer);
m_buffer = nullptr;
}
if (m_overflows || m_underflows) if (m_overflows || m_underflows)
osd_printf_verbose("Sound buffer: overflows=%u underflows=%u\n", m_overflows, m_underflows); osd_printf_verbose("Sound buffer: overflows=%u underflows=%u\n", m_overflows, m_underflows);
osd_printf_verbose("Audio: End deinitialization\n"); osd_printf_verbose("Audio: End deinitialization\n");
@ -307,7 +303,7 @@ void sound_coreaudio::update_audio_stream(bool is_throttled, int16_t const *buff
} }
uint32_t const chunk = std::min(m_buffer_size - m_writepos, bytes_this_frame); uint32_t const chunk = std::min(m_buffer_size - m_writepos, bytes_this_frame);
memcpy(m_buffer + m_writepos, (int8_t *)buffer, chunk); memcpy(&m_buffer[m_writepos], (int8_t *)buffer, chunk);
m_writepos += chunk; m_writepos += chunk;
if (m_writepos >= m_buffer_size) if (m_writepos >= m_buffer_size)
m_writepos = 0; m_writepos = 0;
@ -316,7 +312,7 @@ void sound_coreaudio::update_audio_stream(bool is_throttled, int16_t const *buff
{ {
assert(0U == m_writepos); assert(0U == m_writepos);
assert(m_playpos > (bytes_this_frame - chunk)); assert(m_playpos > (bytes_this_frame - chunk));
memcpy(m_buffer, (int8_t *)buffer + chunk, bytes_this_frame - chunk); memcpy(&m_buffer[0], (int8_t *)buffer + chunk, bytes_this_frame - chunk);
m_writepos += bytes_this_frame - chunk; m_writepos += bytes_this_frame - chunk;
} }
} }
@ -648,7 +644,7 @@ bool sound_coreaudio::get_output_device_id(
return false; return false;
} }
property_size /= sizeof(AudioDeviceID); property_size /= sizeof(AudioDeviceID);
AudioDeviceID *const devices = global_alloc_array_clear<AudioDeviceID>(property_size); std::unique_ptr<AudioDeviceID []> const devices = std::make_unique<AudioDeviceID []>(property_size);
property_size *= sizeof(AudioDeviceID); property_size *= sizeof(AudioDeviceID);
err = AudioObjectGetPropertyData( err = AudioObjectGetPropertyData(
kAudioObjectSystemObject, kAudioObjectSystemObject,
@ -656,20 +652,19 @@ bool sound_coreaudio::get_output_device_id(
0, 0,
nullptr, nullptr,
&property_size, &property_size,
devices); devices.get());
UInt32 const device_count = property_size / sizeof(AudioDeviceID); UInt32 const device_count = property_size / sizeof(AudioDeviceID);
if (noErr != err) if (noErr != err)
{ {
osd_printf_error("Error getting audio device list (%ld)\n", (long)err); osd_printf_error("Error getting audio device list (%ld)\n", (long)err);
global_free_array(devices);
return false; return false;
} }
for (UInt32 i = 0; device_count > i; i++) for (UInt32 i = 0; device_count > i; i++)
{ {
char *const device_uid = get_device_uid(devices[i]); std::unique_ptr<char []> const device_uid = get_device_uid(devices[i]);
char *const device_name = get_device_name(devices[i]); std::unique_ptr<char []> const device_name = get_device_name(devices[i]);
if ((nullptr == device_uid) && (nullptr == device_name)) if (!device_uid && !device_name)
{ {
osd_printf_warning( osd_printf_warning(
"Could not get UID or name for device %lu - skipping\n", "Could not get UID or name for device %lu - skipping\n",
@ -679,52 +674,46 @@ bool sound_coreaudio::get_output_device_id(
UInt32 const streams = get_output_stream_count( UInt32 const streams = get_output_stream_count(
devices[i], devices[i],
device_uid, device_uid.get(),
device_name); device_name.get());
if (1U > streams) if (1U > streams)
{ {
osd_printf_verbose( osd_printf_verbose(
"No output streams found for device %s (%s) - skipping\n", "No output streams found for device %s (%s) - skipping\n",
(nullptr != device_name) ? device_name : "<anonymous>", device_name ? device_name.get() : "<anonymous>",
(nullptr != device_uid) ? device_uid : "<unknown>"); device_uid ? device_uid.get() : "<unknown>");
if (nullptr != device_uid) global_free_array(device_uid);
if (nullptr != device_name) global_free_array(device_name);
continue; continue;
} }
for (std::size_t j = strlen(device_uid); (0 < j) && (' ' == device_uid[j - 1]); j--) for (std::size_t j = strlen(device_uid.get()); (0 < j) && (' ' == device_uid[j - 1]); j--)
device_uid[j - 1] = '\0'; device_uid[j - 1] = '\0';
for (std::size_t j = strlen(device_name); (0 < j) && (' ' == device_name[j - 1]); j--) for (std::size_t j = strlen(device_name.get()); (0 < j) && (' ' == device_name[j - 1]); j--)
device_name[j - 1] = '\0'; device_name[j - 1] = '\0';
bool const matched_uid = (nullptr != device_uid) && !strcmp(name, device_uid); bool const matched_uid = device_uid && !strcmp(name, device_uid.get());
bool const matched_name = (nullptr != device_name) && !strcmp(name, device_name); bool const matched_name = device_name && !strcmp(name, device_name.get());
if (matched_uid || matched_name) if (matched_uid || matched_name)
{ {
osd_printf_verbose( osd_printf_verbose(
"Matched device %s (%s) with %lu output stream(s)\n", "Matched device %s (%s) with %lu output stream(s)\n",
(nullptr != device_name) ? device_name : "<anonymous>", device_name ? device_name.get() : "<anonymous>",
(nullptr != device_uid) ? device_uid : "<unknown>", device_uid ? device_uid.get() : "<unknown>",
(unsigned long)streams); (unsigned long)streams);
} }
global_free_array(device_uid);
global_free_array(device_name);
if (matched_uid || matched_name) if (matched_uid || matched_name)
{ {
id = devices[i]; id = devices[i];
global_free_array(devices);
return true; return true;
} }
} }
osd_printf_verbose("No audio output devices match %s\n", name); osd_printf_verbose("No audio output devices match %s\n", name);
global_free_array(devices);
return false; return false;
} }
char *sound_coreaudio::get_device_uid(AudioDeviceID id) const std::unique_ptr<char []> sound_coreaudio::get_device_uid(AudioDeviceID id) const
{ {
AudioObjectPropertyAddress const uid_addr = { AudioObjectPropertyAddress const uid_addr = {
kAudioDevicePropertyDeviceUID, kAudioDevicePropertyDeviceUID,
@ -747,9 +736,9 @@ char *sound_coreaudio::get_device_uid(AudioDeviceID id) const
(long)err); (long)err);
return nullptr; return nullptr;
} }
char *const result = convert_cfstring_to_utf8(device_uid); std::unique_ptr<char []> result = convert_cfstring_to_utf8(device_uid);
CFRelease(device_uid); CFRelease(device_uid);
if (nullptr == result) if (!result)
{ {
osd_printf_warning( osd_printf_warning(
"Error converting UID for audio device %lu to UTF-8\n", "Error converting UID for audio device %lu to UTF-8\n",
@ -759,7 +748,7 @@ char *sound_coreaudio::get_device_uid(AudioDeviceID id) const
} }
char *sound_coreaudio::get_device_name(AudioDeviceID id) const std::unique_ptr<char []> sound_coreaudio::get_device_name(AudioDeviceID id) const
{ {
AudioObjectPropertyAddress const name_addr = { AudioObjectPropertyAddress const name_addr = {
kAudioDevicePropertyDeviceNameCFString, kAudioDevicePropertyDeviceNameCFString,
@ -782,9 +771,9 @@ char *sound_coreaudio::get_device_name(AudioDeviceID id) const
(long)err); (long)err);
return nullptr; return nullptr;
} }
char *const result = convert_cfstring_to_utf8(device_name); std::unique_ptr<char []> result = convert_cfstring_to_utf8(device_name);
CFRelease(device_name); CFRelease(device_name);
if (nullptr == result) if (!result)
{ {
osd_printf_warning( osd_printf_warning(
"Error converting name for audio device %lu to UTF-8\n", "Error converting name for audio device %lu to UTF-8\n",
@ -947,17 +936,16 @@ CFPropertyListRef sound_coreaudio::load_property_list(char const *name) const
CFRelease(data); CFRelease(data);
if ((nullptr == result) || (nullptr != msg)) if ((nullptr == result) || (nullptr != msg))
{ {
char *buf = (nullptr != msg) ? convert_cfstring_to_utf8(msg) : nullptr; std::unique_ptr<char []> const buf = (nullptr != msg) ? convert_cfstring_to_utf8(msg) : nullptr;
if (nullptr != msg) if (nullptr != msg)
CFRelease(msg); CFRelease(msg);
if (nullptr != buf) if (buf)
{ {
osd_printf_error( osd_printf_error(
"Error creating property list from %s: %s\n", "Error creating property list from %s: %s\n",
name, name,
buf); buf.get());
global_free_array(buf);
} }
else else
{ {
@ -997,7 +985,7 @@ OSStatus sound_coreaudio::render(
} }
uint32_t const chunk = std::min(m_buffer_size - m_playpos, number_bytes); uint32_t const chunk = std::min(m_buffer_size - m_playpos, number_bytes);
copy_scaled((int8_t *)data->mBuffers[0].mData, m_buffer + m_playpos, chunk); copy_scaled((int8_t *)data->mBuffers[0].mData, &m_buffer[m_playpos], chunk);
m_playpos += chunk; m_playpos += chunk;
if (m_playpos >= m_buffer_size) if (m_playpos >= m_buffer_size)
m_playpos = 0; m_playpos = 0;
@ -1006,7 +994,7 @@ OSStatus sound_coreaudio::render(
{ {
assert(0U == m_playpos); assert(0U == m_playpos);
assert(m_writepos >= (number_bytes - chunk)); assert(m_writepos >= (number_bytes - chunk));
copy_scaled((int8_t *)data->mBuffers[0].mData + chunk, m_buffer, number_bytes - chunk); copy_scaled((int8_t *)data->mBuffers[0].mData + chunk, &m_buffer[0], number_bytes - chunk);
m_playpos += number_bytes - chunk; m_playpos += number_bytes - chunk;
} }