working on avi parsers

data/formats/avi/structs.h

@@ -0,0 +1,104 @@
+#pragma once
+
+typedef uint8_t FOURCC[4];
+
+struct AVICommonHeader {
+	FOURCC fourcc;
+	uint32_t length;
+};
+
+struct AVITypeHeader {
+	FOURCC fourcc;
+	uint32_t length;
+	FOURCC type;
+};
+
+struct AVIMainHeader {
+	uint32_t ms_per_frame;
+	uint32_t max_bytes_per_sec;
+	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;
+	uint32_t reserved[4];
+};
+
+struct AVIStreamHeader {
+	//FOURCC fourcc;
+	//uint32_t length;
+	FOURCC type;
+	FOURCC fcc_handler;
+	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;
+	struct {
+		uint16_t left;
+		uint16_t top;
+		uint16_t right;
+		uint16_t bottom;
+	} rcFrame;
+};
+
+struct BitMapInfoHeader {
+	uint32_t biSize;
+	int32_t biWidth;
+	int32_t biHeight;
+	int16_t biPlanes;
+	uint16_t biBitCount;
+	uint32_t biCompression;
+	uint32_t biSizeImage;
+	int32_t biXPelsPerMeter;
+	int32_t biYPelsPerMeter;
+	uint32_t biClrUsed;
+	uint32_t biClrImportant;
+};
+
+struct RGBQUAD {
+	uint8_t rgbBlue;
+	uint8_t rgbGreen;
+	uint8_t rgbRed;
+	uint8_t rgbReserved;
+};
+
+struct BitMapInfo {
+	BitMapInfoHeader bmi_header;
+	RGBQUAD bmi_colors[1];
+};
+
+struct WaveFormat {
+	uint16_t format_tag;
+	uint16_t channels;
+	uint32_t samples_per_sec;
+	uint32_t avg_bytes_per_sec;
+	uint16_t block_align;
+	uint16_t size;
+};
+
+struct AVIIndexEntry {
+	uint32_t ckid;
+	uint32_t flags;
+	uint32_t chunk_offset;
+	uint32_t chunk_length;
+};
+
+
+
+
+
+struct ChunkInfo {
+	uint32_t offset;
+	uint32_t entry_offset;
+	uint32_t size;
+};