void video_manager::begin_recording(const char *name, movie_format format)
{
// create a snapshot bitmap so we know what the target size is
screen_device_iterator iterator = screen_device_iterator(machine().root_device());
screen_device_iterator::auto_iterator iter = iterator.begin();
const uint32_t count = (uint32_t)iterator.count();
switch (format)
{
case MF_AVI:
if (m_avis.empty())
m_avis.resize(count);
if (m_snap_native)
{
for (uint32_t index = 0; index < count; index++, iter++)
{
create_snapshot_bitmap(iter.current());
begin_recording_avi(name, index, iter.current());
}
}
else
{
create_snapshot_bitmap(nullptr);
begin_recording_avi(name, 0, iter.current());
}
break;
case MF_MNG:
if (m_mngs.empty())
m_mngs.resize(count);
if (m_snap_native)
{
for (uint32_t index = 0; index < count; index++, iter++)
{
create_snapshot_bitmap(iter.current());
begin_recording_mng(name, index, iter.current());
}
}
else
{
create_snapshot_bitmap(nullptr);
begin_recording_mng(name, 0, iter.current());
}
break;
default:
osd_printf_error("Unknown movie format: %d\n", format);
break;
}
}
void video_manager::save_snapshot(screen_device *screen, emu_file &file)
{
// validate
assert(!m_snap_native || screen != nullptr);
// create the bitmap to pass in
create_snapshot_bitmap(screen);
// add two text entries describing the image
std::string text1 = std::string(emulator_info::get_appname()).append(" ").append(build_version);
std::string text2 = std::string(machine().system().manufacturer).append(" ").append(machine().system().description);
png_info pnginfo = { nullptr };
png_add_text(&pnginfo, "Software", text1.c_str());
png_add_text(&pnginfo, "System", text2.c_str());
// now do the actual work
const rgb_t *palette = (screen != nullptr && screen->has_palette()) ? screen->palette().palette()->entry_list_adjusted() : nullptr;
int entries = (screen != nullptr && screen->has_palette()) ? screen->palette().entries() : 0;
png_error error = png_write_bitmap(file, &pnginfo, m_snap_bitmap, entries, palette);
if (error != PNGERR_NONE)
osd_printf_error("Error generating PNG for snapshot: png_error = %d\n", error);
// free any data allocated
png_free(&pnginfo);
}
void video_manager::record_frame()
{
// ignore if nothing to do
if (m_mngfile == NULL && m_avifile == NULL)
return;
// start the profiler and get the current time
g_profiler.start(PROFILER_MOVIE_REC);
attotime curtime = machine().time();
// create the bitmap
create_snapshot_bitmap(NULL);
// loop until we hit the right time
while (m_movie_next_frame_time <= curtime)
{
// handle an AVI recording
if (m_avifile != NULL)
{
// write the next frame
avi_error avierr = avi_append_video_frame(m_avifile, m_snap_bitmap);
if (avierr != AVIERR_NONE)
{
g_profiler.stop();
return end_recording();
}
}
// handle a MNG recording
if (m_mngfile != NULL)
{
// set up the text fields in the movie info
png_info pnginfo = { 0 };
if (m_movie_frame == 0)
{
astring text1(emulator_info::get_appname(), " ", build_version);
astring text2(machine().system().manufacturer, " ", machine().system().description);
png_add_text(&pnginfo, "Software", text1);
png_add_text(&pnginfo, "System", text2);
}
// write the next frame
const rgb_t *palette = (machine().palette != NULL) ? palette_entry_list_adjusted(machine().palette) : NULL;
png_error error = mng_capture_frame(*m_mngfile, &pnginfo, m_snap_bitmap, machine().total_colors(), palette);
png_free(&pnginfo);
if (error != PNGERR_NONE)
{
g_profiler.stop();
return end_recording();
}
}
// advance time
m_movie_next_frame_time += m_movie_frame_period;
m_movie_frame++;
}
g_profiler.stop();
}
void video_manager::save_snapshot(screen_device *screen, emu_file &file)
{
// validate
assert(!m_snap_native || screen != NULL);
// create the bitmap to pass in
create_snapshot_bitmap(screen);
// add two text entries describing the image
astring text1(emulator_info::get_appname(), " ", build_version);
astring text2(machine().system().manufacturer, " ", machine().system().description);
png_info pnginfo = { 0 };
png_add_text(&pnginfo, "Software", text1);
png_add_text(&pnginfo, "System", text2);
// now do the actual work
const rgb_t *palette = (machine().palette != NULL) ? palette_entry_list_adjusted(machine().palette) : NULL;
png_error error = png_write_bitmap(file, &pnginfo, m_snap_bitmap, machine().total_colors(), palette);
if (error != PNGERR_NONE)
mame_printf_error("Error generating PNG for snapshot: png_error = %d\n", error);
// free any data allocated
png_free(&pnginfo);
}
void video_manager::begin_recording(const char *name, movie_format format)
{
// create a snapshot bitmap so we know what the target size is
create_snapshot_bitmap(nullptr);
// start up an AVI recording
if (format == MF_AVI)
{
// stop any existing recording
end_recording(format);
// reset the state
m_avi_frame = 0;
m_avi_next_frame_time = machine().time();
// build up information about this new movie
screen_device *screen = machine().first_screen();
avi_file::movie_info info;
info.video_format = 0;
info.video_timescale = 1000 * ((screen != nullptr) ? ATTOSECONDS_TO_HZ(screen->frame_period().attoseconds()) : screen_device::DEFAULT_FRAME_RATE);
info.video_sampletime = 1000;
info.video_numsamples = 0;
info.video_width = m_snap_bitmap.width();
info.video_height = m_snap_bitmap.height();
info.video_depth = 24;
info.audio_format = 0;
info.audio_timescale = machine().sample_rate();
info.audio_sampletime = 1;
info.audio_numsamples = 0;
info.audio_channels = 2;
info.audio_samplebits = 16;
info.audio_samplerate = machine().sample_rate();
// create a new temporary movie file
osd_file::error filerr;
std::string fullpath;
{
emu_file tempfile(machine().options().snapshot_directory(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS);
if (name != nullptr)
filerr = tempfile.open(name);
else
filerr = open_next(tempfile, "avi");
// if we succeeded, make a copy of the name and create the real file over top
if (filerr == osd_file::error::NONE)
fullpath = tempfile.fullpath();
}
if (filerr == osd_file::error::NONE)
{
// compute the frame time
m_avi_frame_period = attotime::from_seconds(1000) / info.video_timescale;
// create the file and free the string
avi_file::error avierr = avi_file::create(fullpath, info, m_avi_file);
if (avierr != avi_file::error::NONE)
{
osd_printf_error("Error creating AVI: %s\n", avi_file::error_string(avierr));
return end_recording(format);
}
}
}
// start up a MNG recording
else if (format == MF_MNG)
{
// stop any existing recording
end_recording(format);
// reset the state
m_mng_frame = 0;
m_mng_next_frame_time = machine().time();
// create a new movie file and start recording
m_mng_file = std::make_unique<emu_file>(machine().options().snapshot_directory(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS);
osd_file::error filerr;
if (name != nullptr)
filerr = m_mng_file->open(name);
else
filerr = open_next(*m_mng_file, "mng");
if (filerr == osd_file::error::NONE)
{
// start the capture
screen_device *screen = machine().first_screen();
int rate = (screen != nullptr) ? ATTOSECONDS_TO_HZ(screen->frame_period().attoseconds()) : screen_device::DEFAULT_FRAME_RATE;
png_error pngerr = mng_capture_start(*m_mng_file, m_snap_bitmap, rate);
if (pngerr != PNGERR_NONE)
{
osd_printf_error("Error capturing MNG, png_error=%d\n", pngerr);
return end_recording(format);
}
// compute the frame time
m_mng_frame_period = attotime::from_hz(rate);
}
else
{
osd_printf_error("Error creating MNG, osd_file::error=%d\n", int(filerr));
m_mng_file.reset();
}
}
}
void video_manager::record_frame()
{
// ignore if nothing to do
if (m_mng_file == nullptr && m_avi_file == nullptr && !m_dummy_recording)
return;
// start the profiler and get the current time
g_profiler.start(PROFILER_MOVIE_REC);
attotime curtime = machine().time();
// create the bitmap
create_snapshot_bitmap(nullptr);
// handle an AVI recording
if (m_avi_file != nullptr)
{
// loop until we hit the right time
while (m_avi_next_frame_time <= curtime)
{
// write the next frame
avi_file::error avierr = m_avi_file->append_video_frame(m_snap_bitmap);
if (avierr != avi_file::error::NONE)
{
g_profiler.stop();
end_recording(MF_AVI);
break;
}
// advance time
m_avi_next_frame_time += m_avi_frame_period;
m_avi_frame++;
}
}
// handle a MNG recording
if (m_mng_file != nullptr)
{
// loop until we hit the right time
while (m_mng_next_frame_time <= curtime)
{
// set up the text fields in the movie info
png_info pnginfo = { nullptr };
if (m_mng_frame == 0)
{
std::string text1 = std::string(emulator_info::get_appname()).append(" ").append(build_version);
std::string text2 = std::string(machine().system().manufacturer).append(" ").append(machine().system().description);
png_add_text(&pnginfo, "Software", text1.c_str());
png_add_text(&pnginfo, "System", text2.c_str());
}
// write the next frame
screen_device *screen = machine().first_screen();
const rgb_t *palette = (screen != nullptr && screen->has_palette()) ? screen->palette().palette()->entry_list_adjusted() : nullptr;
int entries = (screen != nullptr && screen->has_palette()) ? screen->palette().entries() : 0;
png_error error = mng_capture_frame(*m_mng_file, &pnginfo, m_snap_bitmap, entries, palette);
png_free(&pnginfo);
if (error != PNGERR_NONE)
{
g_profiler.stop();
end_recording(MF_MNG);
break;
}
// advance time
m_mng_next_frame_time += m_mng_frame_period;
m_mng_frame++;
}
}
g_profiler.stop();
}
void video_manager::begin_recording(const char *name, movie_format format)
{
// stop any existign recording
end_recording();
// create a snapshot bitmap so we know what the target size is
create_snapshot_bitmap(NULL);
// reset the state
m_movie_frame = 0;
m_movie_next_frame_time = machine().time();
// start up an AVI recording
if (format == MF_AVI)
{
// build up information about this new movie
avi_movie_info info;
info.video_format = 0;
info.video_timescale = 1000 * ((machine().primary_screen != NULL) ? ATTOSECONDS_TO_HZ(machine().primary_screen->frame_period().attoseconds) : screen_device::DEFAULT_FRAME_RATE);
info.video_sampletime = 1000;
info.video_numsamples = 0;
info.video_width = m_snap_bitmap.width();
info.video_height = m_snap_bitmap.height();
info.video_depth = 24;
info.audio_format = 0;
info.audio_timescale = machine().sample_rate();
info.audio_sampletime = 1;
info.audio_numsamples = 0;
info.audio_channels = 2;
info.audio_samplebits = 16;
info.audio_samplerate = machine().sample_rate();
// create a new temporary movie file
file_error filerr;
astring fullpath;
{
emu_file tempfile(machine().options().snapshot_directory(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS);
if (name != NULL)
filerr = tempfile.open(name);
else
filerr = open_next(tempfile, "avi");
// compute the frame time
m_movie_frame_period = attotime::from_seconds(1000) / info.video_timescale;
// if we succeeded, make a copy of the name and create the real file over top
if (filerr == FILERR_NONE)
fullpath = tempfile.fullpath();
}
if (filerr == FILERR_NONE)
{
// create the file and free the string
avi_error avierr = avi_create(fullpath, &info, &m_avifile);
if (avierr != AVIERR_NONE)
mame_printf_error("Error creating AVI: %s\n", avi_error_string(avierr));
}
}
// start up a MNG recording
else if (format == MF_MNG)
{
// create a new movie file and start recording
m_mngfile = auto_alloc(machine(), emu_file(machine().options().snapshot_directory(), OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS));
file_error filerr;
if (name != NULL)
filerr = m_mngfile->open(name);
else
filerr = open_next(*m_mngfile, "mng");
if (filerr == FILERR_NONE)
{
// start the capture
int rate = (machine().primary_screen != NULL) ? ATTOSECONDS_TO_HZ(machine().primary_screen->frame_period().attoseconds) : screen_device::DEFAULT_FRAME_RATE;
png_error pngerr = mng_capture_start(*m_mngfile, m_snap_bitmap, rate);
if (pngerr != PNGERR_NONE)
return end_recording();
// compute the frame time
m_movie_frame_period = attotime::from_hz(rate);
}
else
{
mame_printf_error("Error creating MNG\n");
global_free(m_mngfile);
m_mngfile = NULL;
}
}
}
void video_manager::record_frame()
{
// ignore if nothing to do
if (!is_recording())
return;
// start the profiler and get the current time
g_profiler.start(PROFILER_MOVIE_REC);
attotime curtime = machine().time();
screen_device_iterator device_iterator = screen_device_iterator(machine().root_device());
screen_device_iterator::auto_iterator iter = device_iterator.begin();
for (uint32_t index = 0; index < (std::max)(m_mngs.size(), m_avis.size()); index++, iter++)
{
// create the bitmap
create_snapshot_bitmap(iter.current());
// handle an AVI recording
if ((index < m_avis.size()) && m_avis[index].m_avi_file)
{
avi_info_t &avi_info = m_avis[index];
// loop until we hit the right time
while (avi_info.m_avi_next_frame_time <= curtime)
{
// write the next frame
avi_file::error avierr = avi_info.m_avi_file->append_video_frame(m_snap_bitmap);
if (avierr != avi_file::error::NONE)
{
g_profiler.stop(); // FIXME: double exit if this happens?
end_recording_avi(index);
break;
}
// advance time
avi_info.m_avi_next_frame_time += avi_info.m_avi_frame_period;
avi_info.m_avi_frame++;
}
}
// handle a MNG recording
if ((index < m_mngs.size()) && m_mngs[index].m_mng_file)
{
mng_info_t &mng_info = m_mngs[index];
// loop until we hit the right time
while (mng_info.m_mng_next_frame_time <= curtime)
{
// set up the text fields in the movie info
png_info pnginfo;
if (mng_info.m_mng_frame == 0)
{
std::string text1 = std::string(emulator_info::get_appname()).append(" ").append(emulator_info::get_build_version());
std::string text2 = std::string(machine().system().manufacturer).append(" ").append(machine().system().type.fullname());
pnginfo.add_text("Software", text1.c_str());
pnginfo.add_text("System", text2.c_str());
}
// write the next frame
screen_device *screen = iter.current();
const rgb_t *palette = (screen != nullptr && screen->has_palette()) ? screen->palette().palette()->entry_list_adjusted() : nullptr;
int entries = (screen != nullptr && screen->has_palette()) ? screen->palette().entries() : 0;
png_error error = mng_capture_frame(*mng_info.m_mng_file, pnginfo, m_snap_bitmap, entries, palette);
if (error != PNGERR_NONE)
{
g_profiler.stop(); // FIXME: double exit if this happens?
end_recording_mng(index);
break;
}
// advance time
mng_info.m_mng_next_frame_time += mng_info.m_mng_frame_period;
mng_info.m_mng_frame++;
}
}
if (!m_snap_native)
{
break;
}
}
g_profiler.stop();
}
