Mercurial > repos > blastem

annotate vgmplay.c @ 1199:45c3415508e1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Update TODO list
author Michael Pavone <pavone@retrodev.com>
date Tue, 24 Jan 2017 23:45:30 -0800
parents 74e77aec9004
children c95893007a83
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
3eced113081c Pre-release cleanup
Michael Pavone <pavone@retrodev.com>
parents: 793
diff changeset
13 #include <stdlib.h>
3eced113081c Pre-release cleanup
Michael Pavone <pavone@retrodev.com>
parents: 793
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
33 void handle_joydown(int joystick, int button)
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
34 {
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
35 }
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
36
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
37 void handle_joyup(int joystick, int button)
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
38 {
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
39 }
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
40
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
41 void handle_joy_dpad(int joystick, int dpadnum, uint8_t value)
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
42 {
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
43 }
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
44
1196
74e77aec9004 Fix stateview and vgmplay targets
Michael Pavone <pavone@retrodev.com>
parents: 1103
diff changeset
45 void handle_joy_added(int joystick)
74e77aec9004 Fix stateview and vgmplay targets
Michael Pavone <pavone@retrodev.com>
parents: 1103
diff changeset
46 {
74e77aec9004 Fix stateview and vgmplay targets
Michael Pavone <pavone@retrodev.com>
parents: 1103
diff changeset
47 }
74e77aec9004 Fix stateview and vgmplay targets
Michael Pavone <pavone@retrodev.com>
parents: 1103
diff changeset
48
931
126c0294c1e4 Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents: 890
diff changeset
49 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
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_mousedown(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
126c0294c1e4 Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents: 890
diff changeset
57 void handle_mouseup(int mouse, int button)
126c0294c1e4 Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents: 890
diff changeset
58 {
126c0294c1e4 Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents: 890
diff changeset
59 }
126c0294c1e4 Make stateview and vgmplay compile again
Michael Pavone <pavone@retrodev.com>
parents: 890
diff changeset
60
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
61 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
62
409
c1bddeadc566 Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents: 408
diff changeset
63 #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
64 #define MAX_SOUND_CYCLES 100000
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
65 tern_node * config;
409
c1bddeadc566 Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents: 408
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 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
68 {
511
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
69 while (cycles > MAX_SOUND_CYCLES)
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
70 {
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
71 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
72 cycles -= MAX_SOUND_CYCLES;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
73 }
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
74 *current_cycle += cycles;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
75 psg_run(p_context, *current_cycle);
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
76 ym_run(y_context, *current_cycle);
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
77
409
c1bddeadc566 Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents: 408
diff changeset
78 if (*current_cycle > CYCLE_LIMIT) {
c1bddeadc566 Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents: 408
diff changeset
79 *current_cycle -= CYCLE_LIMIT;
c1bddeadc566 Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents: 408
diff changeset
80 p_context->cycles -= CYCLE_LIMIT;
c1bddeadc566 Process events in vgm player so that quitting works
Mike Pavone <pavone@retrodev.com>
parents: 408
diff changeset
81 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
82 process_events();
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
83 }
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
84 }
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
85
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
86 int main(int argc, char ** argv)
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
87 {
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
88 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
89 data_block *blocks = NULL;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
90 data_block *seek_block = NULL;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
91 uint32_t seek_offset;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
92 uint32_t block_offset;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
93
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
94 uint32_t fps = 60;
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
95 config = load_config(argv[0]);
1103
22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well.
Michael Pavone <pavone@retrodev.com>
parents: 1002
diff changeset
96 render_init(320, 240, "vgm play", 0);
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
97
514
f66c78cbdcaa Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents: 512
diff changeset
98 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
99 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
100 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
101 }
1002
8d032a368dd5 Made low pass filter frequency configurable
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
102
8d032a368dd5 Made low pass filter frequency configurable
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
103 char * lowpass_cutoff_str = tern_find_path(config, "audio\0lowpass_cutoff\0").ptrval;
8d032a368dd5 Made low pass filter frequency configurable
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
104 uint32_t lowpass_cutoff = lowpass_cutoff_str ? atoi(lowpass_cutoff_str) : 3390;
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
105
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
106 ym2612_context y_context;
1002
8d032a368dd5 Made low pass filter frequency configurable
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
107 ym_init(&y_context, render_sample_rate(), MCLKS_NTSC, MCLKS_PER_YM, render_audio_buffer(), opts, lowpass_cutoff);
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
108
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
109 psg_context p_context;
1002
8d032a368dd5 Made low pass filter frequency configurable
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
110 psg_init(&p_context, render_sample_rate(), MCLKS_NTSC, MCLKS_PER_PSG, render_audio_buffer(), lowpass_cutoff);
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
111
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
112 FILE * f = fopen(argv[1], "rb");
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
113 vgm_header header;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
114 fread(&header, sizeof(header), 1, f);
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
115 if (header.version < 0x150 || !header.data_offset) {
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
116 header.data_offset = 0xC;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
117 }
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
118 fseek(f, header.data_offset + 0x34, SEEK_SET);
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
119 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
120 uint8_t * data = malloc(data_size);
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
121 fread(data, 1, data_size, f);
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
122 fclose(f);
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
123
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
124 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
125 uint32_t loop_count = 2;
466
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
126
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
127 uint8_t * end = data + data_size;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
128 uint8_t * cur = data;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
129 uint32_t current_cycle = 0;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
130 while (cur < end) {
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
131 uint8_t cmd = *(cur++);
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
132 switch(cmd)
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
133 {
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
134 case CMD_PSG_STEREO:
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
135 //ignore for now
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
136 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_PSG:
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
139 psg_write(&p_context, *(cur++));
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
140 break;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
141 case CMD_YM2612_0:
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
142 ym_address_write_part1(&y_context, *(cur++));
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
143 ym_data_write(&y_context, *(cur++));
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
144 break;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
145 case CMD_YM2612_1:
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
146 ym_address_write_part2(&y_context, *(cur++));
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
147 ym_data_write(&y_context, *(cur++));
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
148 break;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
149 case CMD_WAIT: {
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
150 uint32_t wait_time = *(cur++);
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
151 wait_time |= *(cur++) << 8;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
152 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
153 vgm_wait(&y_context, &p_context, &current_cycle, wait_time);
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 }
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
156 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
157 vgm_wait(&y_context, &p_context, &current_cycle, 735 * mclks_sample);
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
158 break;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
159 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
160 vgm_wait(&y_context, &p_context, &current_cycle, 882 * mclks_sample);
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
161 break;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
162 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
163 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
164 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
165 } else {
f66c78cbdcaa Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents: 512
diff changeset
166 //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
167 return 0;
f66c78cbdcaa Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents: 512
diff changeset
168 }
f66c78cbdcaa Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents: 512
diff changeset
169 break;
511
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
170 case CMD_DATA: {
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
171 cur++; //skip compat command
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
172 uint8_t data_type = *(cur++);
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
173 uint32_t data_size = *(cur++);
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
174 data_size |= *(cur++) << 8;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
175 data_size |= *(cur++) << 16;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
176 data_size |= *(cur++) << 24;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
177 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
178 data_block ** curblock = &blocks;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
179 while(*curblock)
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
180 {
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
181 curblock = &((*curblock)->next);
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
182 }
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
183 *curblock = malloc(sizeof(data_block));
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
184 (*curblock)->size = data_size;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
185 (*curblock)->type = data_type;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
186 (*curblock)->data = cur;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
187 (*curblock)->next = NULL;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
188 } else {
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
189 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
190 }
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
191 cur += data_size;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
192 break;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
193 }
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
194 case CMD_DATA_SEEK: {
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
195 uint32_t new_offset = *(cur++);
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
196 new_offset |= *(cur++) << 8;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
197 new_offset |= *(cur++) << 16;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
198 new_offset |= *(cur++) << 24;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
199 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
200 seek_block = blocks;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
201 seek_offset = 0;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
202 block_offset = 0;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
203 }
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
204 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
205 {
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
206 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
207 seek_block = seek_block->next;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
208 block_offset = 0;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
209 }
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
210 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
211 seek_offset = new_offset;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
212 break;
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
213 }
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
214
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
215 default:
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
216 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
217 uint32_t wait_time = (cmd & 0xF) + 1;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
218 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
219 vgm_wait(&y_context, &p_context, &current_cycle, wait_time);
511
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
220 } 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
221 if (seek_block) {
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
222 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
223 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
224 seek_offset++;
6800d30437c9 Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents: 511
diff changeset
225 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
226 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
227 block_offset = 0;
6800d30437c9 Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents: 511
diff changeset
228 }
511
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
229 } else {
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
230 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
231 }
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
232 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
233 if (wait_time)
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
234 {
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
235 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
236 vgm_wait(&y_context, &p_context, &current_cycle, wait_time);
511
2c1679058727 Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents: 505
diff changeset
237 }
408
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
238 } 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
239 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
240 }
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
241 }
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
242 }
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
243 return 0;
a13a83934ba3 Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
244 }