i/OrbbecSDK_ROS2
1
0
Fork 0
mirror of https://github.com/orbbec/OrbbecSDK_ROS2.git synced 2026-10-09 14:27:02 +08:00
Code Issues Packages Projects Releases Wiki Activity

fix: enhance JPEG validation and add corresponding tests

Browse Source
This commit is contained in:
ob-yalian
2026-09-15 19:45:58 +08:00
parent 24f977d528
commit 7a5f11ae39
2 changed files with 34 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
orbbec_camera/src/utils.cpp
+13 -2
View File
@@ -946,17 +946,28 @@ std::string parseUsbPort(const std::string &line) {
}
bool isValidJPEG(const std::shared_ptr<ob::ColorFrame> &frame) {
if (frame->getDataSize() < 2) { // Checking both start and end markers, so minimal size is 4
if (!frame) {
return false;
}
const auto data_size = frame->getDataSize();
const auto *data = static_cast<const uint8_t *>(frame->getData());
if (data == nullptr || data_size < 4) {
return false;
}
// Check for JPEG start marker
if (data[0] != 0xFF || data[1] != 0xD8) {
return false;
}
return true;
auto jpeg_size = data_size;
while (jpeg_size > 2 && data[jpeg_size - 1] == 0x00) {
--jpeg_size;
}
// Check for JPEG end marker after trimming zero padding.
return jpeg_size >= 4 && data[jpeg_size - 2] == 0xFF && data[jpeg_size - 1] == 0xD9;
}
std::string metaDataTypeToString(const OBFrameMetadataType &meta_data_type) {