Mercurial > repos > blastem
annotate vgmplay.c @ 951:fec4a59ae5d7
Merge
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Mon, 11 Apr 2016 20:56:54 -0700 |
parents | 126c0294c1e4 |
children | 8d032a368dd5 |
rev | line source |
---|---|
467
140af5509ce7
Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents:
466
diff
changeset
|
1 /* |
140af5509ce7
Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents:
466
diff
changeset
|
2 Copyright 2013 Michael Pavone |
505
b7b7a1cab44a
The local clone on my laptop got messed up and some changes had not been pushed. This commit represents the status of the working copy from that clone. It unfortunately contains some changes that I did not intend to commit yet, but this seems like the best option at the moment.
Michael Pavone <pavone@retrodev.com>
parents:
467
diff
changeset
|
3 This file is part of BlastEm. |
467
140af5509ce7
Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents:
466
diff
changeset
|
4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. |
140af5509ce7
Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents:
466
diff
changeset
|
5 */ |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
6 #include "render.h" |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
7 #include "ym2612.h" |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
8 #include "psg.h" |
466 | 9 #include "config.h" |
793
9aff36a172b2
Fix missing includes of util.h
Michael Pavone <pavone@retrodev.com>
parents:
792
diff
changeset
|
10 #include "util.h" |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
11 #include <stdint.h> |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
12 #include <stdio.h> |
805 | 13 #include <stdlib.h> |
14 #include <string.h> | |
890
12b1a8a32306
Fix so vgmplay builds again
Michael Pavone <pavone@retrodev.com>
parents:
848
diff
changeset
|
15 #include "vgm.h" |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
16 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
17 #define MCLKS_NTSC 53693175 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
18 #define MCLKS_PAL 53203395 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
19 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
20 #define MCLKS_PER_68K 7 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
21 #define MCLKS_PER_YM MCLKS_PER_68K |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
22 #define MCLKS_PER_Z80 15 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
23 #define MCLKS_PER_PSG (MCLKS_PER_Z80*16) |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
24 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
25 void handle_keydown(int keycode) |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
26 { |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
27 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
28 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
29 void handle_keyup(int keycode) |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
30 { |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
31 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
32 |
466 | 33 void handle_joydown(int joystick, int button) |
34 { | |
35 } | |
36 | |
37 void handle_joyup(int joystick, int button) | |
38 { | |
39 } | |
40 | |
41 void handle_joy_dpad(int joystick, int dpadnum, uint8_t value) | |
42 { | |
43 } | |
44 | |
931
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
45 void handle_mouse_moved(int mouse, uint16_t x, uint16_t y, int16_t deltax, int16_t deltay) |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
46 { |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
47 } |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
48 |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
49 void handle_mousedown(int mouse, int button) |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
50 { |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
51 } |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
52 |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
53 void handle_mouseup(int mouse, int button) |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
54 { |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
55 } |
126c0294c1e4
Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents:
890
diff
changeset
|
56 |
551
16ee0937c676
Fix type mismatch on headless global that was causing a crash in the vgm player on ARM
Michael Pavone <pavone@retrodev.com>
parents:
514
diff
changeset
|
57 int headless = 0; |
505
b7b7a1cab44a
The local clone on my laptop got messed up and some changes had not been pushed. This commit represents the status of the working copy from that clone. It unfortunately contains some changes that I did not intend to commit yet, but this seems like the best option at the moment.
Michael Pavone <pavone@retrodev.com>
parents:
467
diff
changeset
|
58 |
409
c1bddeadc566
Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents:
408
diff
changeset
|
59 #define CYCLE_LIMIT MCLKS_NTSC/60 |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
60 #define MAX_SOUND_CYCLES 100000 |
466 | 61 tern_node * config; |
409
c1bddeadc566
Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents:
408
diff
changeset
|
62 |
812
574495372d1c
Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents:
805
diff
changeset
|
63 void vgm_wait(ym2612_context * y_context, psg_context * p_context, uint32_t * current_cycle, uint32_t cycles) |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
64 { |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
65 while (cycles > MAX_SOUND_CYCLES) |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
66 { |
812
574495372d1c
Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents:
805
diff
changeset
|
67 vgm_wait(y_context, p_context, current_cycle, MAX_SOUND_CYCLES); |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
68 cycles -= MAX_SOUND_CYCLES; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
69 } |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
70 *current_cycle += cycles; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
71 psg_run(p_context, *current_cycle); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
72 ym_run(y_context, *current_cycle); |
466 | 73 |
409
c1bddeadc566
Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents:
408
diff
changeset
|
74 if (*current_cycle > CYCLE_LIMIT) { |
c1bddeadc566
Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents:
408
diff
changeset
|
75 *current_cycle -= CYCLE_LIMIT; |
c1bddeadc566
Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents:
408
diff
changeset
|
76 p_context->cycles -= CYCLE_LIMIT; |
c1bddeadc566
Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents:
408
diff
changeset
|
77 y_context->current_cycle -= CYCLE_LIMIT; |
c1bddeadc566
Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents:
408
diff
changeset
|
78 process_events(); |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
79 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
80 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
81 |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
82 int main(int argc, char ** argv) |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
83 { |
812
574495372d1c
Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents:
805
diff
changeset
|
84 set_exe_str(argv[0]); |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
85 data_block *blocks = NULL; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
86 data_block *seek_block = NULL; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
87 uint32_t seek_offset; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
88 uint32_t block_offset; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
89 |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
90 uint32_t fps = 60; |
466 | 91 config = load_config(argv[0]); |
719
019d27995e32
Upgrade to SDL 2.0 and drop support for the non-OpenGL render path
Michael Pavone <pavone@retrodev.com>
parents:
551
diff
changeset
|
92 render_init(320, 240, "vgm play", 60, 0); |
466 | 93 |
514
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
94 uint32_t opts = 0; |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
95 if (argc >= 3 && !strcmp(argv[2], "-y")) { |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
96 opts |= YM_OPT_WAVE_LOG; |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
97 } |
466 | 98 |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
99 ym2612_context y_context; |
514
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
100 ym_init(&y_context, render_sample_rate(), MCLKS_NTSC, MCLKS_PER_YM, render_audio_buffer(), opts); |
466 | 101 |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
102 psg_context p_context; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
103 psg_init(&p_context, render_sample_rate(), MCLKS_NTSC, MCLKS_PER_PSG, render_audio_buffer()); |
466 | 104 |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
105 FILE * f = fopen(argv[1], "rb"); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
106 vgm_header header; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
107 fread(&header, sizeof(header), 1, f); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
108 if (header.version < 0x150 || !header.data_offset) { |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
109 header.data_offset = 0xC; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
110 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
111 fseek(f, header.data_offset + 0x34, SEEK_SET); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
112 uint32_t data_size = header.eof_offset + 4 - (header.data_offset + 0x34); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
113 uint8_t * data = malloc(data_size); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
114 fread(data, 1, data_size, f); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
115 fclose(f); |
466 | 116 |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
117 uint32_t mclks_sample = MCLKS_NTSC / 44100; |
514
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
118 uint32_t loop_count = 2; |
466 | 119 |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
120 uint8_t * end = data + data_size; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
121 uint8_t * cur = data; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
122 uint32_t current_cycle = 0; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
123 while (cur < end) { |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
124 uint8_t cmd = *(cur++); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
125 switch(cmd) |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
126 { |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
127 case CMD_PSG_STEREO: |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
128 //ignore for now |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
129 cur++; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
130 break; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
131 case CMD_PSG: |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
132 psg_write(&p_context, *(cur++)); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
133 break; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
134 case CMD_YM2612_0: |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
135 ym_address_write_part1(&y_context, *(cur++)); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
136 ym_data_write(&y_context, *(cur++)); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
137 break; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
138 case CMD_YM2612_1: |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
139 ym_address_write_part2(&y_context, *(cur++)); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
140 ym_data_write(&y_context, *(cur++)); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
141 break; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
142 case CMD_WAIT: { |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
143 uint32_t wait_time = *(cur++); |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
144 wait_time |= *(cur++) << 8; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
145 wait_time *= mclks_sample; |
812
574495372d1c
Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents:
805
diff
changeset
|
146 vgm_wait(&y_context, &p_context, ¤t_cycle, wait_time); |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
147 break; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
148 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
149 case CMD_WAIT_60: |
812
574495372d1c
Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents:
805
diff
changeset
|
150 vgm_wait(&y_context, &p_context, ¤t_cycle, 735 * mclks_sample); |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
151 break; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
152 case CMD_WAIT_50: |
812
574495372d1c
Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents:
805
diff
changeset
|
153 vgm_wait(&y_context, &p_context, ¤t_cycle, 882 * mclks_sample); |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
154 break; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
155 case CMD_END: |
514
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
156 if (header.loop_offset && --loop_count) { |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
157 cur = data + header.loop_offset + 0x1C - (header.data_offset + 0x34); |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
158 } else { |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
159 //TODO: fade out |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
160 return 0; |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
161 } |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
162 break; |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
163 case CMD_DATA: { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
164 cur++; //skip compat command |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
165 uint8_t data_type = *(cur++); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
166 uint32_t data_size = *(cur++); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
167 data_size |= *(cur++) << 8; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
168 data_size |= *(cur++) << 16; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
169 data_size |= *(cur++) << 24; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
170 if (data_type == DATA_YM2612_PCM) { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
171 data_block ** curblock = &blocks; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
172 while(*curblock) |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
173 { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
174 curblock = &((*curblock)->next); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
175 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
176 *curblock = malloc(sizeof(data_block)); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
177 (*curblock)->size = data_size; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
178 (*curblock)->type = data_type; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
179 (*curblock)->data = cur; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
180 (*curblock)->next = NULL; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
181 } else { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
182 fprintf(stderr, "Skipping data block with unrecognized type %X\n", data_type); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
183 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
184 cur += data_size; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
185 break; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
186 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
187 case CMD_DATA_SEEK: { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
188 uint32_t new_offset = *(cur++); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
189 new_offset |= *(cur++) << 8; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
190 new_offset |= *(cur++) << 16; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
191 new_offset |= *(cur++) << 24; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
192 if (!seek_block || new_offset < seek_offset) { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
193 seek_block = blocks; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
194 seek_offset = 0; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
195 block_offset = 0; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
196 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
197 while (seek_block && (seek_offset - block_offset + seek_block->size) < new_offset) |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
198 { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
199 seek_offset += seek_block->size - block_offset; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
200 seek_block = seek_block->next; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
201 block_offset = 0; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
202 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
203 block_offset += new_offset-seek_offset; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
204 seek_offset = new_offset; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
205 break; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
206 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
207 |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
208 default: |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
209 if (cmd >= CMD_WAIT_SHORT && cmd < (CMD_WAIT_SHORT + 0x10)) { |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
210 uint32_t wait_time = (cmd & 0xF) + 1; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
211 wait_time *= mclks_sample; |
812
574495372d1c
Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents:
805
diff
changeset
|
212 vgm_wait(&y_context, &p_context, ¤t_cycle, wait_time); |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
213 } else if (cmd >= CMD_YM2612_DAC && cmd < CMD_DAC_STREAM_SETUP) { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
214 if (seek_block) { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
215 ym_address_write_part1(&y_context, 0x2A); |
512
6800d30437c9
Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents:
511
diff
changeset
|
216 ym_data_write(&y_context, seek_block->data[block_offset++]); |
6800d30437c9
Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents:
511
diff
changeset
|
217 seek_offset++; |
6800d30437c9
Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents:
511
diff
changeset
|
218 if (block_offset > seek_block->size) { |
6800d30437c9
Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents:
511
diff
changeset
|
219 seek_block = seek_block->next; |
6800d30437c9
Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents:
511
diff
changeset
|
220 block_offset = 0; |
6800d30437c9
Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents:
511
diff
changeset
|
221 } |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
222 } else { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
223 fputs("Encountered DAC write command but data seek pointer is invalid!\n", stderr); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
224 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
225 uint32_t wait_time = (cmd & 0xF); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
226 if (wait_time) |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
227 { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
228 wait_time *= mclks_sample; |
812
574495372d1c
Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents:
805
diff
changeset
|
229 vgm_wait(&y_context, &p_context, ¤t_cycle, wait_time); |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
230 } |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
231 } else { |
792
724bbec47f86
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents:
719
diff
changeset
|
232 fatal_error("unimplemented command: %X at offset %X\n", cmd, (unsigned int)(cur - data - 1)); |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
233 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
234 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
235 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
236 return 0; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
237 } |