Mercurial > repos > blastem
annotate vgmplay.c @ 1745:a8f04b0ab744
Fixes to DAA, SCF and CCF to pass ZEXALL in new Z80 core
author | Michael Pavone <pavone@retrodev.com> |
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date | Wed, 06 Feb 2019 08:54:09 -0800 |
parents | 0174759e559f |
children | c9695252eff4 |
rev | line source |
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1 /* |
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2 Copyright 2013 Michael Pavone |
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3 This file is part of BlastEm. |
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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. |
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5 */ |
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6 #include "render.h" |
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7 #include "ym2612.h" |
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8 #include "psg.h" |
466 | 9 #include "config.h" |
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10 #include "util.h" |
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11 #include <stdint.h> |
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12 #include <stdio.h> |
805 | 13 #include <stdlib.h> |
14 #include <string.h> | |
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15 #include "vgm.h" |
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16 |
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17 #define MCLKS_NTSC 53693175 |
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18 #define MCLKS_PAL 53203395 |
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19 |
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20 #define MCLKS_PER_68K 7 |
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21 #define MCLKS_PER_YM MCLKS_PER_68K |
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22 #define MCLKS_PER_Z80 15 |
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23 #define MCLKS_PER_PSG (MCLKS_PER_Z80*16) |
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24 |
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25 void handle_keydown(int keycode) |
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26 { |
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27 } |
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28 |
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29 void handle_keyup(int keycode) |
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30 { |
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31 } |
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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 | |
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45 void handle_joy_axis(int joystick, int axis, int16_t value) |
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46 { |
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47 } |
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48 |
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49 void handle_joy_added(int joystick) |
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50 { |
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51 } |
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52 |
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53 void handle_mouse_moved(int mouse, uint16_t x, uint16_t y, int16_t deltax, int16_t deltay) |
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54 { |
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55 } |
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56 |
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57 void handle_mousedown(int mouse, int button) |
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58 { |
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59 } |
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60 |
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61 void handle_mouseup(int mouse, int button) |
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62 { |
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63 } |
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64 |
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65 void controller_add_mappings() |
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66 { |
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67 } |
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68 |
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69 int headless = 0; |
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70 |
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71 #define CYCLE_LIMIT MCLKS_NTSC/60 |
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72 #define MAX_SOUND_CYCLES 100000 |
466 | 73 tern_node * config; |
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74 |
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75 void vgm_wait(ym2612_context * y_context, psg_context * p_context, uint32_t * current_cycle, uint32_t cycles) |
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76 { |
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77 while (cycles > MAX_SOUND_CYCLES) |
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78 { |
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79 vgm_wait(y_context, p_context, current_cycle, MAX_SOUND_CYCLES); |
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80 cycles -= MAX_SOUND_CYCLES; |
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81 } |
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82 *current_cycle += cycles; |
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83 psg_run(p_context, *current_cycle); |
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84 ym_run(y_context, *current_cycle); |
466 | 85 |
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86 if (*current_cycle > CYCLE_LIMIT) { |
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87 *current_cycle -= CYCLE_LIMIT; |
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88 p_context->cycles -= CYCLE_LIMIT; |
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89 y_context->current_cycle -= CYCLE_LIMIT; |
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90 process_events(); |
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91 } |
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92 } |
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93 |
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94 int main(int argc, char ** argv) |
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95 { |
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96 set_exe_str(argv[0]); |
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97 data_block *blocks = NULL; |
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98 data_block *seek_block = NULL; |
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99 uint32_t seek_offset; |
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100 uint32_t block_offset; |
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101 |
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102 uint32_t fps = 60; |
466 | 103 config = load_config(argv[0]); |
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104 render_init(320, 240, "vgm play", 0); |
466 | 105 |
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106 uint32_t opts = 0; |
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107 if (argc >= 3 && !strcmp(argv[2], "-y")) { |
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108 opts |= YM_OPT_WAVE_LOG; |
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109 } |
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110 |
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111 char * lowpass_cutoff_str = tern_find_path(config, "audio\0lowpass_cutoff\0", TVAL_PTR).ptrval; |
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112 uint32_t lowpass_cutoff = lowpass_cutoff_str ? atoi(lowpass_cutoff_str) : 3390; |
466 | 113 |
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114 ym2612_context y_context; |
1558 | 115 ym_init(&y_context, MCLKS_NTSC, MCLKS_PER_YM, opts); |
466 | 116 |
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117 psg_context p_context; |
1558 | 118 psg_init(&p_context, MCLKS_NTSC, MCLKS_PER_PSG); |
466 | 119 |
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120 FILE * f = fopen(argv[1], "rb"); |
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121 vgm_header header; |
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122 fread(&header, sizeof(header), 1, f); |
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123 if (header.version < 0x150 || !header.data_offset) { |
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124 header.data_offset = 0xC; |
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125 } |
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126 fseek(f, header.data_offset + 0x34, SEEK_SET); |
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127 uint32_t data_size = header.eof_offset + 4 - (header.data_offset + 0x34); |
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128 uint8_t * data = malloc(data_size); |
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129 fread(data, 1, data_size, f); |
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130 fclose(f); |
466 | 131 |
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132 uint32_t mclks_sample = MCLKS_NTSC / 44100; |
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133 uint32_t loop_count = 2; |
466 | 134 |
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135 uint8_t * end = data + data_size; |
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136 uint8_t * cur = data; |
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137 uint32_t current_cycle = 0; |
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138 while (cur < end) { |
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139 uint8_t cmd = *(cur++); |
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140 switch(cmd) |
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141 { |
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parents:
diff
changeset
|
142 case CMD_PSG_STEREO: |
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parents:
diff
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|
143 //ignore for now |
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parents:
diff
changeset
|
144 cur++; |
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parents:
diff
changeset
|
145 break; |
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parents:
diff
changeset
|
146 case CMD_PSG: |
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parents:
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changeset
|
147 psg_write(&p_context, *(cur++)); |
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parents:
diff
changeset
|
148 break; |
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Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
149 case CMD_YM2612_0: |
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parents:
diff
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|
150 ym_address_write_part1(&y_context, *(cur++)); |
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parents:
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changeset
|
151 ym_data_write(&y_context, *(cur++)); |
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parents:
diff
changeset
|
152 break; |
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parents:
diff
changeset
|
153 case CMD_YM2612_1: |
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parents:
diff
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|
154 ym_address_write_part2(&y_context, *(cur++)); |
a13a83934ba3
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parents:
diff
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|
155 ym_data_write(&y_context, *(cur++)); |
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parents:
diff
changeset
|
156 break; |
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parents:
diff
changeset
|
157 case CMD_WAIT: { |
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parents:
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|
158 uint32_t wait_time = *(cur++); |
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parents:
diff
changeset
|
159 wait_time |= *(cur++) << 8; |
a13a83934ba3
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parents:
diff
changeset
|
160 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
|
161 vgm_wait(&y_context, &p_context, ¤t_cycle, wait_time); |
408
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parents:
diff
changeset
|
162 break; |
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parents:
diff
changeset
|
163 } |
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parents:
diff
changeset
|
164 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
|
165 vgm_wait(&y_context, &p_context, ¤t_cycle, 735 * mclks_sample); |
408
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parents:
diff
changeset
|
166 break; |
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parents:
diff
changeset
|
167 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
|
168 vgm_wait(&y_context, &p_context, ¤t_cycle, 882 * mclks_sample); |
408
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parents:
diff
changeset
|
169 break; |
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parents:
diff
changeset
|
170 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
|
171 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
|
172 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
|
173 } else { |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
174 //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
|
175 return 0; |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
176 } |
f66c78cbdcaa
Implement per-channel wave logging and primitive looping support in vgm player.
Michael Pavone <pavone@retrodev.com>
parents:
512
diff
changeset
|
177 break; |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
178 case CMD_DATA: { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
179 cur++; //skip compat command |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
180 uint8_t data_type = *(cur++); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
181 uint32_t data_size = *(cur++); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
182 data_size |= *(cur++) << 8; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
183 data_size |= *(cur++) << 16; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
184 data_size |= *(cur++) << 24; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
185 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
|
186 data_block ** curblock = &blocks; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
187 while(*curblock) |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
188 { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
189 curblock = &((*curblock)->next); |
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 *curblock = malloc(sizeof(data_block)); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
192 (*curblock)->size = data_size; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
193 (*curblock)->type = data_type; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
194 (*curblock)->data = cur; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
195 (*curblock)->next = NULL; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
196 } else { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
197 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
|
198 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
199 cur += data_size; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
200 break; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
201 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
202 case CMD_DATA_SEEK: { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
203 uint32_t new_offset = *(cur++); |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
204 new_offset |= *(cur++) << 8; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
205 new_offset |= *(cur++) << 16; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
206 new_offset |= *(cur++) << 24; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
207 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
|
208 seek_block = blocks; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
209 seek_offset = 0; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
210 block_offset = 0; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
211 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
212 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
|
213 { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
214 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
|
215 seek_block = seek_block->next; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
216 block_offset = 0; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
217 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
218 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
|
219 seek_offset = new_offset; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
220 break; |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
221 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
222 |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
223 default: |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
224 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
|
225 uint32_t wait_time = (cmd & 0xF) + 1; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
226 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
|
227 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
|
228 } 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
|
229 if (seek_block) { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
230 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
|
231 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
|
232 seek_offset++; |
6800d30437c9
Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents:
511
diff
changeset
|
233 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
|
234 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
|
235 block_offset = 0; |
6800d30437c9
Increment sample pointer after reading a sample in VGM player
Michael Pavone <pavone@retrodev.com>
parents:
511
diff
changeset
|
236 } |
511
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
237 } else { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
238 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
|
239 } |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
240 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
|
241 if (wait_time) |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
242 { |
2c1679058727
Add support for VGM 1.50 PCM data blocks
Michael Pavone <pavone@retrodev.com>
parents:
505
diff
changeset
|
243 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
|
244 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
|
245 } |
408
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
246 } 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
|
247 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
|
248 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
249 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
250 } |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
251 return 0; |
a13a83934ba3
Add primitive vgm player for testing
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
252 } |