diff options
Diffstat (limited to 'Src/nsavi/avi_header.h')
| -rw-r--r-- | Src/nsavi/avi_header.h | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/Src/nsavi/avi_header.h b/Src/nsavi/avi_header.h new file mode 100644 index 00000000..b6628b91 --- /dev/null +++ b/Src/nsavi/avi_header.h @@ -0,0 +1,248 @@ +#pragma once +#include <bfc/platform/types.h> + +namespace nsavi +{ +#pragma pack(push, 1) + static const uint32_t avi_header_flags_has_index = 0x10; + static const uint32_t avi_header_flags_must_use_index = 0x20; + static const uint32_t avi_header_flags_is_interleaved = 0x100; + static const uint32_t avi_header_trust_ck_type = 0x800; // benski> i have no fucking clue + static const uint32_t avi_header_flags_was_capture_file = 0x10000; + static const uint32_t avi_header_flags_copyrighted = 0x20000; + + static const uint32_t stream_type_audio = 0x73647561; + static const uint32_t stream_type_video = 0x73646976; + + const uint16_t audio_format_pcm = 1; + const uint16_t audio_format_ms_adpcm = 2; + const uint16_t audio_format_alaw = 6; + const uint16_t audio_format_ulaw = 7; + const uint16_t audio_format_ima_adpcm = 17; + const uint16_t audio_format_truespeech = 34; + const uint16_t audio_format_mp2 = 80; + const uint16_t audio_format_mp3 = 85; + const uint16_t audio_format_a52 = 8192; + const uint16_t audio_format_aac = 255; + const uint16_t audio_format_vorbis = 26447; + const uint16_t audio_format_speex = 41225; + const uint16_t audio_format_extensible = 65534; // aka WAVE_FORMAT_EXTENSIBLE + const uint16_t audio_format_dts = 8193; + + static uint32_t video_format_rgb = 0; + static uint32_t video_format_rle8 = 1; + static uint32_t video_format_rle4 = 2; + + static const uint32_t idx1_flags_keyframe = 0x10; + static const uint32_t idx1_flags_no_duration= 0x100; + + struct AVIH + { + uint32_t size_bytes; + uint32_t microseconds_per_frame; + uint32_t max_bytes_per_second; + uint32_t padding_granularity; + uint32_t flags; + uint32_t total_frames; + uint32_t initial_frames; + uint32_t streams; + uint32_t suggested_buffer_size; + uint32_t width; + uint32_t height; + uint8_t reserved[16]; + }; + + struct STRH + { + uint32_t size_bytes; + uint32_t stream_type; + uint32_t fourcc; + uint32_t flags; + uint16_t priority; + uint16_t language; + uint32_t initial_frames; + uint32_t scale; + uint32_t rate; + uint32_t start; + uint32_t length; + uint32_t suggested_buffer_size; + uint32_t quality; + uint32_t sample_size; + int16_t left; + int16_t top; + int16_t right; + int16_t bottom; + }; + + struct VIDEO_FIELD_DESC + { + uint32_t compressed_height; + uint32_t compressed_width; + uint32_t valid_height; + uint32_t valid_width; + uint32_t valid_x_offset; + uint32_t valid_y_offset; + uint32_t x_offset; + uint32_t valid_y_start_line; + }; + + struct VPRP + { + uint32_t size_bytes; + uint32_t video_format_token; + uint32_t video_standard; + uint32_t vertical_refresh_rate; + uint32_t horizontal_total; + uint32_t vertical_total; + uint32_t aspect_ratio; + uint32_t frame_width; + uint32_t frame_height; + uint32_t field_info_size; + VIDEO_FIELD_DESC field_info[1]; + }; + + struct STRF + { + uint32_t size_bytes; + }; + + struct STRD + { + uint32_t size_bytes; + }; + + struct STRN + { + uint32_t size_bytes; + }; + + struct DMLH + { + uint32_t size_bytes; + uint32_t total_frames; + }; + + struct IDX1_INDEX + { + uint32_t chunk_id; + uint32_t flags; + uint32_t offset; + uint32_t chunk_size; + }; + + struct IDX1 + { + uint32_t index_count; + IDX1_INDEX indices[1]; + }; + + static const uint8_t indx_type_master = 0x0; + static const uint8_t indx_type_chunk = 0x1; + static const uint8_t indx_type_data = 0x80; + static const uint8_t indx_subtype_field = 0x1; + + + + struct INDX + { + uint32_t size_bytes; + uint16_t entry_size; + uint8_t index_sub_type; + uint8_t index_type; + uint32_t number_of_entries; + uint32_t chunk_id; + }; + + struct INDX_MASTER_ENTRY + { + uint64_t offset; + uint32_t index_size; + uint32_t duration; + }; + + struct AVISUPERINDEX + { + INDX indx; + uint32_t reserved[3]; + INDX_MASTER_ENTRY entries[1]; // actual size determined by indx.number_of_entries + }; + + struct INDX_CHUNK_ENTRY + { + uint32_t offset; + uint32_t size ;// bit 31 is set if this is NOT a keyframe + }; + + struct AVISTDINDEX + { + INDX indx; + uint64_t base_offset; + uint32_t reserved; + INDX_CHUNK_ENTRY entries[1]; // actual size determined by indx.number_of_entries + }; + + struct INDX_FIELD_ENTRY + { + uint32_t offset; + uint32_t size; // size of all fields. bit 31 set for NON-keyframes + uint32_t offset_field2; // offset to second field + }; + + struct AVIFIELDINDEX + { + INDX indx; + uint64_t base_offset; + uint32_t reserved; + INDX_FIELD_ENTRY entries[1]; // actual size determined by indx.number_of_entries + }; + + struct video_format + { + uint32_t size_bytes; + uint32_t video_format_size_bytes; // redundant, I know + int32_t width; + int32_t height; + uint16_t planes; + uint16_t bits_per_pixel; + uint32_t compression; + uint32_t image_size; + int32_t x_pixels_per_meter; + int32_t y_pixels_per_meter; + uint32_t color_used; + uint32_t color_important; + }; + + + struct audio_format + { + uint32_t size_bytes; + uint16_t format; + uint16_t channels; + uint32_t sample_rate; + uint32_t average_bytes_per_second; + uint16_t block_align; + uint16_t bits_per_sample; + uint16_t extra_size_bytes; + }; + + struct mp3_format + { + audio_format format; + uint16_t id; + uint32_t flags; + uint16_t block_size; + uint16_t frames_per_block; + uint16_t codec_delay; + }; + + struct STRL + { + STRH *stream_header; + STRF *stream_format; + STRD *stream_data; + STRN *stream_name; + INDX *stream_index; + VPRP *video_properties; + }; +#pragma pack(pop) +}
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