RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 07:07:45 +00:00
Code Issues Activity Actions

LibVideo: Parameterize segment ID parsing for the VP9 decoder

Browse source
This commit is contained in:
Zaggy1024 2022-11-06 21:08:03 -06:00 • committed by Andrew Kaster
parent 568e2fc1f2
commit 10ba956066
3 changed files with 21 additions and 28 deletions
Download patch file Download diff file Expand all files Collapse all files

8
Userland/Libraries/LibVideo/VP9/Parser.cpp
View file

@ -1064,7 +1064,7 @@ DecoderErrorOr<void> Parser::intra_frame_mode_info()
DecoderErrorOr<void> Parser::intra_segment_id()
{
if (m_segmentation_enabled && m_segmentation_update_map)
m_segment_id = TRY_READ(m_tree_parser->parse_tree<u8>(SyntaxElementType::SegmentID));
m_segment_id = TRY_READ(TreeParser::parse_segment_id(*m_bit_stream, m_segmentation_tree_probs));
else
m_segment_id = 0;
return {};
@ -1128,15 +1128,15 @@ DecoderErrorOr<void> Parser::inter_segment_id()
return {};
}
if (!m_segmentation_temporal_update) {
m_segment_id = TRY_READ(m_tree_parser->parse_tree<u8>(SyntaxElementType::SegmentID));
m_segment_id = TRY_READ(TreeParser::parse_segment_id(*m_bit_stream, m_segmentation_tree_probs));
return {};
}
auto seg_id_predicted = TRY_READ(m_tree_parser->parse_tree<bool>(SyntaxElementType::SegIDPredicted));
auto seg_id_predicted = TRY_READ(TreeParser::parse_segment_id_predicted(*m_bit_stream, m_segmentation_pred_prob, m_left_seg_pred_context[m_mi_row], m_above_seg_pred_context[m_mi_col]));
if (seg_id_predicted)
m_segment_id = predicted_segment_id;
else
m_segment_id = TRY_READ(m_tree_parser->parse_tree<u8>(SyntaxElementType::SegmentID));
m_segment_id = TRY_READ(TreeParser::parse_segment_id(*m_bit_stream, m_segmentation_tree_probs));
for (size_t i = 0; i < num_8x8_blocks_wide_lookup[m_mi_size]; i++) {
auto index = m_mi_col + i;