mirror of
https://github.com/vsariola/sointu.git
synced 2025-05-28 03:10:24 -04:00
607e5b5da0
Specifically: * Added win32, elf32 and elf64 asm player and wav writers using winmm. * Added dsound player in C. * Separated the ALL target and the examples; introduced a new examples target.
103 lines
2.0 KiB
NASM
103 lines
2.0 KiB
NASM
%define MANGLED
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%include TRACK_INCLUDE
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%define WAVE_FORMAT_PCM 0x1
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%define WAVE_FORMAT_IEEE_FLOAT 0x3
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%define FILE_ATTRIBUTE_NORMAL 0x00000080
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%define CREATE_ALWAYS 2
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%define GENERIC_WRITE 0x40000000
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section .bss
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sound_buffer:
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resb SU_LENGTH_IN_SAMPLES * SU_SAMPLE_SIZE * SU_CHANNEL_COUNT
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file:
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resd 1
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bytes_written:
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resd 1
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section .data
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; Change the filename over -DFILENAME="yourfilename.wav"
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filename:
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db FILENAME, 0
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; This is the wave file header.
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wave_file:
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db "RIFF"
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dd wave_file_end + SU_LENGTH_IN_SAMPLES * SU_SAMPLE_SIZE * SU_CHANNEL_COUNT - wave_file
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db "WAVE"
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db "fmt "
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wave_format_end:
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dd wave_format_end - wave_file
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%ifdef SU_SAMPLE_FLOAT
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dw WAVE_FORMAT_IEEE_FLOAT
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%else ; SU_SAMPLE_FLOAT
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dw WAVE_FORMAT_PCM
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%endif ; SU_SAMPLE_FLOAT
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dw SU_CHANNEL_COUNT
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dd SU_SAMPLE_RATE
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dd SU_SAMPLE_SIZE * SU_SAMPLE_RATE * SU_CHANNEL_COUNT
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dw SU_SAMPLE_SIZE * SU_CHANNEL_COUNT
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dw SU_SAMPLE_SIZE * 8
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wave_header_end:
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db "data"
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dd wave_file_end + SU_LENGTH_IN_SAMPLES * SU_SAMPLE_SIZE * SU_CHANNEL_COUNT - wave_header_end
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wave_file_end:
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section .text
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symbols:
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extern _CreateFileA@28
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extern _WriteFile@20
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extern _CloseHandle@4
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global _mainCRTStartup
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_mainCRTStartup:
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; Prologue
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push ebp
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mov ebp, esp
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sub esp, 0x10
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%ifdef SU_LOAD_GMDLS
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call _su_load_gmdls
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%endif ; SU_LOAD_GMDLS
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; We render the complete track here.
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push sound_buffer
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call _su_render_song@4
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; Now we open the file and save the track.
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push 0x0
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push FILE_ATTRIBUTE_NORMAL
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push CREATE_ALWAYS
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push 0x0
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push 0x0
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push GENERIC_WRITE
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push filename
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call _CreateFileA@28
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mov dword [file], eax
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; This is the WAV header
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push 0x0
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push bytes_written
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push wave_file_end - wave_file
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push wave_file
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push dword [file]
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call _WriteFile@20
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; There we write the actual samples
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push 0x0
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push bytes_written
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push SU_LENGTH_IN_SAMPLES * SU_CHANNEL_COUNT * SU_SAMPLE_SIZE
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push sound_buffer
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push dword [file]
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call _WriteFile@20
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push dword [file]
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call _CloseHandle@4
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exit:
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; At least we can skip the epilogue :)
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leave
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ret
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