Mercurial > repos > blastem

annotate vgmplay.c @ 950:938c72a2f7a9

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Initial work on pause menu
author Michael Pavone <pavone@retrodev.com>
date Mon, 11 Apr 2016 20:56:48 -0700
parents 126c0294c1e4
children 8d032a368dd5
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
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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
bc9e0829ffc7 Fix vgmplay
Mike Pavone <pavone@retrodev.com>
parents: 409
diff changeset
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, &current_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, &current_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, &current_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, &current_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, &current_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 }