diff options
| -rw-r--r-- | core/fxcodec/lgif/fx_gif.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/core/fxcodec/lgif/fx_gif.cpp b/core/fxcodec/lgif/fx_gif.cpp index 3d5d0e2325..8c9955f702 100644 --- a/core/fxcodec/lgif/fx_gif.cpp +++ b/core/fxcodec/lgif/fx_gif.cpp @@ -61,10 +61,9 @@ void CGifLZWDecoder::ClearTable() { void CGifLZWDecoder::DecodeString(uint16_t code) { stack_size = 0; while (true) { - ASSERT(code <= code_next); - if (code < code_clear || code > code_next) { + if (code < code_clear || code > code_next) break; - } + stack[GIF_MAX_LZW_CODE - 1 - stack_size++] = code_table[code].suffix; code = code_table[code].prefix; } @@ -135,7 +134,7 @@ int32_t CGifLZWDecoder::Decode(uint8_t* des_buf, uint32_t& des_size) { if (code == code_clear) { ClearTable(); continue; - } else if (code >= code_end) { + } else if (code == code_end) { des_size = i; return 1; } else { |