Datasheet

1251
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
46.10.6 Decoder Control Register 2 (MPEG-2/MPEG-1 Stream Decoding Table Selects)
Name: VDEC_CTLR2
Address: 0x00900014
Access: Read-write
• PRED_DCT: Frame Prediction Semantics
Defines frame prediction semantics for MPEG2/MPEG1.
• VLC_TAB: Intra VLC Table Selection
Intra VLC table selection.
• INTRA_DC: Intra DC Precision
Determines intra DC precision.
• CON_MV: Concealed Motion in Stream
Presence of concealed motion vectors in stream:
0: No concealed motion vectors in stream.
1: Concealed motion vectors present in stream.
• SYNCMAREN: Synchronization Markers Enable
0: Synch markers are not used.
1: Synch markers are used.
• Q_SCALE: Q Scale Type Semantics
Defines Q scale type semantics.
• STREAM_START_BIT: Stream Start Bit
Exact bit of stream start word where decoding can be started.
31 30 29 28 27 26 25 24
STREAM_START_BIT – Q_SCALE
23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
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76543210
– – – CON_MV INTRA_DC VLC_TAB PRED_DCT