Initial community commit

1 files changed, 36 insertions, 0 deletions

diff --git a/Src/nsavi/demuxer.h b/Src/nsavi/demuxer.h
new file mode 100644
index 00000000..ceac5218
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+++ b/Src/nsavi/demuxer.h
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+#pragma once
+/* this parser is meant for actual playback */
+#include "read.h"
+#include "avi_header.h"
+#include "avi_reader.h"
+#include "info.h"
+#include "ParserBase.h"
+namespace nsavi
+{
+	class Demuxer : public ParserBase
+	{
+	public:
+		Demuxer(nsavi::avi_reader *_reader);
+		int GetNextMovieChunk(nsavi::avi_reader *reader, void **data, uint32_t *chunk_size, uint32_t *chunk_type, int limit_stream_num=65536);
+		int GetSeekTable(nsavi::IDX1 **out_index); // get the idx1 chunk
+		int GetIndexChunk(nsavi::INDX **out_index, uint64_t offset); // get the INDX/##ix/##ix chunk at the given position
+		int Seek(uint64_t offset, bool absolute, nsavi::avi_reader *reader);
+		int GetHeaderList(HeaderList *header_list);
+		int FindMovieChunk();
+		int SeekToMovieChunk(nsavi::avi_reader *reader);
+	private:
+		/* movie chunk */
+		ParseState movie_found;
+		riff_chunk movi_header;
+		uint64_t movie_start;
+
+		/* idx1 seektable */
+		ParseState idx1_found;
+		riff_chunk idx1_header; // dunno if we really need it
+		nsavi::IDX1 *index;
+
+		/* INFO */
+		Info *info;
+		ParseState info_found;
+	};
+}
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