g3dvl: pipe_video_context interface, softpipe impl, auxiliary libs

1 files changed, 36 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/vl/vl_bitstream_parser.h b/src/gallium/auxiliary/vl/vl_bitstream_parser.h
new file mode 100644
index 0000000000..46bebf470f
--- /dev/null
+++ b/src/gallium/auxiliary/vl/vl_bitstream_parser.h
@@ -0,0 +1,36 @@
+#ifndef vl_bitstream_parser_h
+#define vl_bitstream_parser_h
+
+#include <stdbool.h>
+
+struct vl_bitstream_parser
+{
+   unsigned num_bitstreams;
+   const unsigned **bitstreams;
+   const unsigned *sizes;
+   unsigned cur_bitstream;
+   unsigned cursor;
+};
+
+bool vl_bitstream_parser_init(struct vl_bitstream_parser *parser,
+                              unsigned num_bitstreams,
+                              const void **bitstreams,
+                              const unsigned *sizes);
+
+void vl_bitstream_parser_cleanup(struct vl_bitstream_parser *parser);
+
+unsigned
+vl_bitstream_parser_get_bits(struct vl_bitstream_parser *parser,
+                             unsigned how_many_bits);
+
+unsigned
+vl_bitstream_parser_show_bits(struct vl_bitstream_parser *parser,
+                              unsigned how_many_bits);
+
+void vl_bitstream_parser_forward(struct vl_bitstream_parser *parser,
+                                 unsigned how_many_bits);
+
+void vl_bitstream_parser_rewind(struct vl_bitstream_parser *parser,
+                                unsigned how_many_bits);
+
+#endif /* vl_bitstream_parser_h */