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Code Issues Projects Releases Packages Wiki Activity Actions 9

LibVideo/VP9: Implement syntax element counting for supported elements

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With the progress made in the Decoder thus far, we have the ability
to support most of the syntax element counters in the tree parser.

Additionally, it will now crash when trying to count unsupported
elements.
This commit is contained in:
FalseHonesty 2021-06-20 19:02:48 -04:00 • committed by Andreas Kling
commit f85f557a1f
Notes: sideshowbarker 2024-07-18 09:24:08 +09:00
1 changed files with 27 additions and 15 deletions
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42
Userland/Libraries/LibVideo/VP9/TreeParser.cpp
View file

@ -209,26 +209,32 @@ void TreeParser::count_syntax_element(SyntaxElementType type, int value)
switch (type) {
case SyntaxElementType::Partition:
m_decoder.m_syntax_element_counter->m_counts_partition[m_ctx][value]++;
break;
return;
case SyntaxElementType::IntraMode:
break;
case SyntaxElementType::SubIntraMode:
break;
m_decoder.m_syntax_element_counter->m_counts_intra_mode[m_ctx][value]++;
return;
case SyntaxElementType::UVMode:
break;
m_decoder.m_syntax_element_counter->m_counts_uv_mode[m_ctx][value]++;
return;
case SyntaxElementType::Skip:
m_decoder.m_syntax_element_counter->m_counts_skip[m_ctx][value]++;
break;
return;
case SyntaxElementType::IsInter:
break;
m_decoder.m_syntax_element_counter->m_counts_is_inter[m_ctx][value]++;
return;
case SyntaxElementType::CompMode:
break;
m_decoder.m_syntax_element_counter->m_counts_comp_mode[m_ctx][value]++;
return;
case SyntaxElementType::CompRef:
break;
m_decoder.m_syntax_element_counter->m_counts_comp_ref[m_ctx][value]++;
return;
case SyntaxElementType::SingleRefP1:
break;
m_decoder.m_syntax_element_counter->m_counts_single_ref[m_ctx][0][value]++;
return;
case SyntaxElementType::SingleRefP2:
break;
m_decoder.m_syntax_element_counter->m_counts_single_ref[m_ctx][1][value]++;
return;
case SyntaxElementType::MVSign:
break;
case SyntaxElementType::MVClass0Bit:
@ -236,13 +242,17 @@ void TreeParser::count_syntax_element(SyntaxElementType type, int value)
case SyntaxElementType::MVBit:
break;
case SyntaxElementType::TXSize:
break;
m_decoder.m_syntax_element_counter->m_counts_tx_size[m_decoder.m_max_tx_size][m_ctx][value]++;
return;
case SyntaxElementType::InterMode:
break;
m_decoder.m_syntax_element_counter->m_counts_inter_mode[m_ctx][value]++;
return;
case SyntaxElementType::InterpFilter:
break;
m_decoder.m_syntax_element_counter->m_counts_interp_filter[m_ctx][value]++;
return;
case SyntaxElementType::MVJoint:
break;
m_decoder.m_syntax_element_counter->m_counts_mv_joint[value]++;
return;
case SyntaxElementType::MVClass:
break;
case SyntaxElementType::MVClass0FR:
@ -261,8 +271,10 @@ void TreeParser::count_syntax_element(SyntaxElementType type, int value)
case SyntaxElementType::DefaultUVMode:
case SyntaxElementType::SegmentID:
case SyntaxElementType::SegIDPredicted:
break;
// No counting required
return;
}
VERIFY_NOT_REACHED();
}
TreeParser::TreeSelection::TreeSelection(int const* values)