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LibVideo/VP9: Fallibly allocate the probability tables

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Zaggy1024 2023-02-13 17:07:12 -06:00 • committed by Jelle Raaijmakers
parent 8ce4245214
commit a8604d9356
1 changed files with 3 additions and 2 deletions
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5
Userland/Libraries/LibVideo/VP9/Parser.cpp
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@ -23,8 +23,7 @@ namespace Video::VP9 {
#define TRY_READ(expression) DECODER_TRY(DecoderErrorCategory::Corrupted, expression) #define TRY_READ(expression) DECODER_TRY(DecoderErrorCategory::Corrupted, expression)
Parser::Parser(Decoder& decoder) Parser::Parser(Decoder& decoder)
: m_probability_tables(make<ProbabilityTables>()) : m_decoder(decoder)
, m_decoder(decoder)
{ {
} }
@ -82,6 +81,8 @@ Vector<size_t> Parser::parse_superframe_sizes(ReadonlyBytes frame_data)
/* (6.1) */ /* (6.1) */
DecoderErrorOr<FrameContext> Parser::parse_frame(ReadonlyBytes frame_data) DecoderErrorOr<FrameContext> Parser::parse_frame(ReadonlyBytes frame_data)
{ {
if (!m_probability_tables)
m_probability_tables = DECODER_TRY_ALLOC(try_make<ProbabilityTables>());
m_syntax_element_counter = make<SyntaxElementCounter>(); m_syntax_element_counter = make<SyntaxElementCounter>();
// NOTE: m_reusable_frame_block_contexts does not need to retain any data between frame decodes. // NOTE: m_reusable_frame_block_contexts does not need to retain any data between frame decodes.