VC9 Simple/Main Profiles header decoding
Part of the frame header decoding belonging to Simple/Main Profiles. More...Functions | |
| static int | standard_decode_picture_primary_header (VC9Context *v) |
| static int | standard_decode_picture_secondary_header (VC9Context *v) |
Detailed Description
Part of the frame header decoding belonging to Simple/Main Profiles.
- Warning:
- Only pro/epilog differs between Simple/Main and Advanced => check caller
Function Documentation
| static int standard_decode_picture_primary_header | ( | VC9Context * | v | ) | [static] |
Frame header decoding, first part, in Simple and Main profiles
- See also:
- Tables 5+7, p53-54 and 55-57
- Parameters:
-
v VC9 context
- Todo:
- FIXME: RANGEREDFRM element not read if BI frame from Table6, P54 However, 7.1.1.8 says "all frame types, for main profiles"
- Returns:
- Status
Definition at line 1506 of file vc9.c.
References av_log(), AV_LOG_INFO, MpegEncContext::avctx, B_TYPE, BI_TYPE, decode_b_picture_primary_header(), decode_i_picture_primary_header(), decode_p_picture_primary_header(), VC9Context::finterpflag, FRAME_SKIPPED, MpegEncContext::gb, get_bits(), I_TYPE, VC9Context::interpfrm, AVCodecContext::max_b_frames, P_TYPE, MpegEncContext::pict_type, VC9Context::rangered, VC9Context::rangeredfrm, VC9Context::s, and skip_bits().
Referenced by vc9_decode_frame().
| static int standard_decode_picture_secondary_header | ( | VC9Context * | v | ) | [static] |
Frame header decoding, secondary part
- Parameters:
-
v VC9 context
- Warning:
- To call once all MB arrays are allocated
- Returns:
- Status
Definition at line 1547 of file vc9.c.
References B_TYPE, BI_TYPE, VC9Context::c_ac_table_index, MpegEncContext::dc_table_index, decode012(), decode_b_picture_secondary_header(), decode_p_picture_secondary_header(), FRAME_SKIPPED, MpegEncContext::gb, I_TYPE, P_TYPE, MpegEncContext::pict_type, VC9Context::s, and VC9Context::y_ac_table_index.
Referenced by vc9_decode_frame().
