From 20d28e80a5c861a9d5f449ea911ab75b4f37ad0d Mon Sep 17 00:00:00 2001
From: Jef <jef@targetspot.com>
Date: Tue, 24 Sep 2024 14:54:57 +0200
Subject: Initial community commit

---
 Src/nsavi/demuxer.h | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 Src/nsavi/demuxer.h

(limited to 'Src/nsavi/demuxer.h')

diff --git a/Src/nsavi/demuxer.h b/Src/nsavi/demuxer.h
new file mode 100644
index 00000000..ceac5218
--- /dev/null
+++ b/Src/nsavi/demuxer.h
@@ -0,0 +1,36 @@
+#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;
+	};
+}
\ No newline at end of file
-- 
cgit