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Diffstat (limited to 'src/devices/machine/laserdsc.cpp')
-rw-r--r--src/devices/machine/laserdsc.cpp242
1 files changed, 169 insertions, 73 deletions
diff --git a/src/devices/machine/laserdsc.cpp b/src/devices/machine/laserdsc.cpp
index 6d1ef156bf9..246369f15ef 100644
--- a/src/devices/machine/laserdsc.cpp
+++ b/src/devices/machine/laserdsc.cpp
@@ -16,6 +16,7 @@
#include "romload.h"
#include "chd.h"
+#include "xmlfile.h"
@@ -23,7 +24,9 @@
// DEBUGGING
//**************************************************************************
-#define LOG_SLIDER 0
+#define LOG_SLIDER (1U << 1)
+#define VERBOSE (0)
+#include "logmacro.h"
@@ -54,48 +57,57 @@ const uint32_t VIRTUAL_LEAD_OUT_TRACKS = LEAD_OUT_MIN_SIZE_IN_UM * 1000 / NOMINA
// CORE IMPLEMENTATION
//**************************************************************************
+ALLOW_SAVE_TYPE(laserdisc_device::player_state);
+ALLOW_SAVE_TYPE(laserdisc_device::slider_position);
+
+parallel_laserdisc_device::parallel_laserdisc_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
+ : laserdisc_device(mconfig, type, tag, owner, clock)
+{
+}
+
//-------------------------------------------------
// laserdisc_device - constructor
//-------------------------------------------------
laserdisc_device::laserdisc_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
- : device_t(mconfig, type, tag, owner, clock),
- device_sound_interface(mconfig, *this),
- device_video_interface(mconfig, *this),
- m_getdisc_callback(*this),
- m_audio_callback(*this),
- m_overwidth(0),
- m_overheight(0),
- m_overclip(0, -1, 0, -1),
- m_overupdate_rgb32(*this),
- m_disc(nullptr),
- m_width(0),
- m_height(0),
- m_fps_times_1million(0),
- m_samplerate(0),
- m_readresult(),
- m_chdtracks(0),
- m_work_queue(osd_work_queue_alloc(WORK_QUEUE_FLAG_IO)),
- m_audiosquelch(0),
- m_videosquelch(0),
- m_fieldnum(0),
- m_curtrack(0),
- m_maxtrack(0),
- m_attospertrack(0),
- m_sliderupdate(attotime::zero),
- m_videoindex(0),
- m_stream(nullptr),
- m_audiobufsize(0),
- m_audiobufin(0),
- m_audiobufout(0),
- m_audiocursamples(0),
- m_audiomaxsamples(0),
- m_videoenable(false),
- m_videotex(nullptr),
- m_videopalette(nullptr),
- m_overenable(false),
- m_overindex(0),
- m_overtex(nullptr)
+ : device_t(mconfig, type, tag, owner, clock)
+ , device_sound_interface(mconfig, *this)
+ , device_video_interface(mconfig, *this)
+ , m_getdisc_callback(*this)
+ , m_audio_callback(*this)
+ , m_overwidth(0)
+ , m_overheight(0)
+ , m_overclip(0, -1, 0, -1)
+ , m_overupdate_rgb32(*this)
+ , m_disc(nullptr)
+ , m_is_cav_disc(false)
+ , m_width(0)
+ , m_height(0)
+ , m_fps_times_1million(0)
+ , m_samplerate(0)
+ , m_readresult()
+ , m_chdtracks(0)
+ , m_work_queue(osd_work_queue_alloc(WORK_QUEUE_FLAG_IO))
+ , m_audiosquelch(0)
+ , m_videosquelch(0)
+ , m_fieldnum(0)
+ , m_curtrack(0)
+ , m_maxtrack(0)
+ , m_attospertrack(0)
+ , m_sliderupdate(attotime::zero)
+ , m_videoindex(0)
+ , m_stream(nullptr)
+ , m_audiobufsize(0)
+ , m_audiobufin(0)
+ , m_audiobufout(0)
+ , m_audiocursamples(0)
+ , m_audiomaxsamples(0)
+ , m_videoenable(false)
+ , m_videotex(nullptr)
+ , m_videopalette(nullptr)
+ , m_overenable(false)
+ , m_overindex(0)
+ , m_overtex(nullptr)
{
// initialize overlay_config
m_orig_config.m_overposx = m_orig_config.m_overposy = 0.0f;
@@ -187,8 +199,10 @@ uint32_t laserdisc_device::screen_update(screen_device &screen, bitmap_rgb32 &bi
screen.container().empty();
// add the video texture
- if (m_videoenable)
- screen.container().add_quad(0.0f, 0.0f, 1.0f, 1.0f, rgb_t(0xff,0xff,0xff,0xff), m_videotex, PRIMFLAG_BLENDMODE(BLENDMODE_NONE) | PRIMFLAG_SCREENTEX(1));
+ rgb_t videocolor = 0xffffffff; // Fully visible, white
+ if (!m_videoenable)
+ videocolor = 0xff000000; // Blank the texture's RGB of the texture
+ screen.container().add_quad(0.0f, 0.0f, 1.0f, 1.0f, videocolor, m_videotex, PRIMFLAG_BLENDMODE(BLENDMODE_NONE) | PRIMFLAG_SCREENTEX(1));
// add the overlay
if (m_overenable && overbitmap.valid())
@@ -222,11 +236,81 @@ void laserdisc_device::device_start()
init_video();
init_audio();
+ // register our timer
+ m_vbi_fetch_timer = timer_alloc(FUNC(laserdisc_device::fetch_vbi_data), this);
+
// register callbacks
machine().configuration().config_register(
"laserdisc",
configuration_manager::load_delegate(&laserdisc_device::config_load, this),
configuration_manager::save_delegate(&laserdisc_device::config_save, this));
+
+ // register state
+ save_item(NAME(m_player_state.m_state));
+ save_item(NAME(m_player_state.m_substate));
+ save_item(NAME(m_player_state.m_param));
+ save_item(NAME(m_player_state.m_endtime));
+
+ save_item(NAME(m_saved_state.m_state));
+ save_item(NAME(m_saved_state.m_substate));
+ save_item(NAME(m_saved_state.m_param));
+ save_item(NAME(m_saved_state.m_endtime));
+
+ save_item(NAME(m_overposx));
+ save_item(NAME(m_overposy));
+ save_item(NAME(m_overscalex));
+ save_item(NAME(m_overscaley));
+
+ save_item(NAME(m_orig_config.m_overposx));
+ save_item(NAME(m_orig_config.m_overposy));
+ save_item(NAME(m_orig_config.m_overscalex));
+ save_item(NAME(m_orig_config.m_overscaley));
+
+ save_item(NAME(m_overwidth));
+ save_item(NAME(m_overheight));
+ save_item(NAME(m_overclip.min_x));
+ save_item(NAME(m_overclip.max_x));
+ save_item(NAME(m_overclip.min_y));
+ save_item(NAME(m_overclip.max_y));
+
+ save_item(NAME(m_vbidata));
+ save_item(NAME(m_is_cav_disc));
+ save_item(NAME(m_width));
+ save_item(NAME(m_height));
+ save_item(NAME(m_fps_times_1million));
+ save_item(NAME(m_samplerate));
+ save_item(NAME(m_chdtracks));
+
+ save_item(NAME(m_audiosquelch));
+ save_item(NAME(m_videosquelch));
+ save_item(NAME(m_fieldnum));
+ save_item(NAME(m_curtrack));
+ save_item(NAME(m_maxtrack));
+ save_item(NAME(m_attospertrack));
+ save_item(NAME(m_sliderupdate));
+
+ save_item(STRUCT_MEMBER(m_frame, m_numfields));
+ save_item(STRUCT_MEMBER(m_frame, m_lastfield));
+ save_item(NAME(m_videoindex));
+
+ save_item(NAME(m_audiobuffer[0]));
+ save_item(NAME(m_audiobuffer[1]));
+ save_item(NAME(m_audiobufsize));
+ save_item(NAME(m_audiobufin));
+ save_item(NAME(m_audiobufout));
+ save_item(NAME(m_audiocursamples));
+ save_item(NAME(m_audiomaxsamples));
+
+ save_item(STRUCT_MEMBER(m_metadata, white));
+ save_item(STRUCT_MEMBER(m_metadata, line16));
+ save_item(STRUCT_MEMBER(m_metadata, line17));
+ save_item(STRUCT_MEMBER(m_metadata, line18));
+ save_item(STRUCT_MEMBER(m_metadata, line1718));
+
+ save_item(NAME(m_videoenable));
+
+ save_item(NAME(m_overenable));
+ save_item(NAME(m_overindex));
}
@@ -278,35 +362,30 @@ void laserdisc_device::device_validity_check(validity_checker &valid) const
{
}
+
//-------------------------------------------------
-// device_timer - handle timers set by this
-// device
+// fetch_vbi_data - perform an update and
+// process the track that was read, including
+// VBI data
//-------------------------------------------------
-void laserdisc_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
+TIMER_CALLBACK_MEMBER(laserdisc_device::fetch_vbi_data)
{
- switch (id)
- {
- case TID_VBI_FETCH:
- {
- // wait for previous read and decode to finish
- process_track_data();
+ // wait for previous read and decode to finish
+ process_track_data();
- // update current track based on slider speed
- update_slider_pos();
+ // update current track based on slider speed
+ update_slider_pos();
- // update the state
- add_and_clamp_track(player_update(m_metadata[m_fieldnum], m_fieldnum, machine().time()));
+ // update the state
+ add_and_clamp_track(player_update(m_metadata[m_fieldnum], m_fieldnum, machine().time()));
- // flush any audio before we read more
- m_stream->update();
+ // flush any audio before we read more
+ m_stream->update();
- // start reading the track data for the next round
- m_fieldnum ^= 1;
- read_track_data();
- break;
- }
- }
+ // start reading the track data for the next round
+ m_fieldnum ^= 1;
+ read_track_data();
}
@@ -379,29 +458,30 @@ void laserdisc_device::sound_stream_update(sound_stream &stream, std::vector<rea
//-------------------------------------------------
// set_slider_speed - dynamically change the
-// slider speed
+// slider speed, supports fractional values
//-------------------------------------------------
-void laserdisc_device::set_slider_speed(int32_t tracks_per_vsync)
+void laserdisc_device::set_slider_speed(const double tracks_per_vsync)
{
// update to the current time
update_slider_pos();
// if 0, set the time to 0
- attotime vsyncperiod = screen().frame_period();
+ double vsyncperiod = screen().frame_period().as_double();
if (tracks_per_vsync == 0)
m_attospertrack = 0;
// positive values store positive times
else if (tracks_per_vsync > 0)
- m_attospertrack = (vsyncperiod / tracks_per_vsync).as_attoseconds();
+ m_attospertrack = DOUBLE_TO_ATTOSECONDS(vsyncperiod / tracks_per_vsync);
// negative values store negative times
else
- m_attospertrack = -(vsyncperiod / -tracks_per_vsync).as_attoseconds();
+ {
+ m_attospertrack = DOUBLE_TO_ATTOSECONDS(-vsyncperiod / -tracks_per_vsync);
+ }
- if (LOG_SLIDER)
- printf("Slider speed = %d\n", tracks_per_vsync);
+ LOGMASKED(LOG_SLIDER, "Slider speed = %f\n", tracks_per_vsync);
}
@@ -417,8 +497,7 @@ void laserdisc_device::advance_slider(int32_t numtracks)
// then update the track position
add_and_clamp_track(numtracks);
- if (LOG_SLIDER)
- printf("Advance by %d\n", numtracks);
+ LOGMASKED(LOG_SLIDER, "Advance by %d\n", numtracks);
}
@@ -685,6 +764,23 @@ void laserdisc_device::init_disc()
err = m_disc->read_metadata(AV_LD_METADATA_TAG, 0, m_vbidata);
if (err || (m_vbidata.size() != totalhunks * VBI_PACKED_BYTES))
throw emu_fatalerror("Precomputed VBI metadata missing or incorrect size");
+
+ m_is_cav_disc = false;
+ vbi_metadata vbidata_even = { 0 };
+ vbi_metadata_unpack(&vbidata_even, nullptr, &m_vbidata[m_chdtracks * VBI_PACKED_BYTES]);
+ if ((vbidata_even.line1718 & VBI_MASK_CAV_PICTURE) == VBI_CODE_CAV_PICTURE)
+ {
+ m_is_cav_disc = true;
+ }
+ else
+ {
+ vbi_metadata vbidata_odd = { 0 };
+ vbi_metadata_unpack(&vbidata_odd, nullptr, &m_vbidata[(m_chdtracks + 1) * VBI_PACKED_BYTES]);
+ if ((vbidata_odd.line1718 & VBI_MASK_CAV_PICTURE) == VBI_CODE_CAV_PICTURE)
+ {
+ m_is_cav_disc = true;
+ }
+ }
}
m_maxtrack = std::max(m_maxtrack, VIRTUAL_LEAD_IN_TRACKS + VIRTUAL_LEAD_OUT_TRACKS + m_chdtracks);
}
@@ -858,8 +954,8 @@ void laserdisc_device::vblank_state_changed(screen_device &screen, bool vblank_s
// call the player's VSYNC callback
player_vsync(m_metadata[m_fieldnum], m_fieldnum, machine().time());
- // set a timer to begin fetching the next frame just before the VBI data would be fetched
- timer_set(screen.time_until_pos(16*2), TID_VBI_FETCH);
+ // set our timer to begin fetching the next frame just before the VBI data would be fetched
+ m_vbi_fetch_timer->adjust(screen.time_until_pos(16*2));
}
}
@@ -903,7 +999,7 @@ void laserdisc_device::read_track_data()
vbidata.line16 = 0;
vbidata.line17 = vbidata.line18 = vbidata.line1718 = VBI_CODE_LEADIN;
}
-//printf("track %5d.%d: %06X %06X %06X\n", m_curtrack, m_fieldnum, vbidata.line16, vbidata.line17, vbidata.line18);
+ LOGMASKED(LOG_SLIDER, "track %5d.%d: %06X %06X %06X\n", m_curtrack, m_fieldnum, vbidata.line16, vbidata.line17, vbidata.line18);
// if we're about to read the first field in a frame, advance
frame_data *frame = &m_frame[m_videoindex];