Camera: Don't skip ZSL frames for fixed focus sensors

ZSL frames were getting completely discarded in case of fixed
focus camera sensors. This can have performance impact for
legacy camera clients.

Bug: 80482772
Test: Manual using application,
Camera CTS
Change-Id: Ic98c8624226e960cffdcbfcee0b3e34adaf720fb

services/camera/libcameraservice/api1/client2/ZslProcessor.cpp

@@ -802,29 +802,25 @@ nsecs_t ZslProcessor::getCandidateTimestampLocked(size_t* metadataIdx) const {
                             __FUNCTION__);
                     continue;
                 }
-                uint8_t afMode = entry.data.u8[0];
-                if (afMode == ANDROID_CONTROL_AF_MODE_OFF) {
-                    // Skip all the ZSL buffer for manual AF mode, as we don't really
-                    // know the af state.
-                    continue;
-                }
-
                 // Check AF state if device has focuser and focus mode isn't fixed
-                if (mHasFocuser && !isFixedFocusMode(afMode)) {
-                    // Make sure the candidate frame has good focus.
-                    entry = frame.find(ANDROID_CONTROL_AF_STATE);
-                    if (entry.count == 0) {
-                        ALOGW("%s: ZSL queue frame has no AF state field!",
-                                __FUNCTION__);
-                        continue;
-                    }
-                    uint8_t afState = entry.data.u8[0];
-                    if (afState != ANDROID_CONTROL_AF_STATE_PASSIVE_FOCUSED &&
-                            afState != ANDROID_CONTROL_AF_STATE_FOCUSED_LOCKED &&
-                            afState != ANDROID_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED) {
-                        ALOGVV("%s: ZSL queue frame AF state is %d is not good for capture, skip it",
-                                __FUNCTION__, afState);
-                        continue;
+                if (mHasFocuser) {
+                    uint8_t afMode = entry.data.u8[0];
+                    if (!isFixedFocusMode(afMode)) {
+                        // Make sure the candidate frame has good focus.
+                        entry = frame.find(ANDROID_CONTROL_AF_STATE);
+                        if (entry.count == 0) {
+                            ALOGW("%s: ZSL queue frame has no AF state field!",
+                                    __FUNCTION__);
+                            continue;
+                        }
+                        uint8_t afState = entry.data.u8[0];
+                        if (afState != ANDROID_CONTROL_AF_STATE_PASSIVE_FOCUSED &&
+                                afState != ANDROID_CONTROL_AF_STATE_FOCUSED_LOCKED &&
+                                afState != ANDROID_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED) {
+                            ALOGVV("%s: ZSL queue frame AF state is %d is not good for capture,"
+                                    " skip it", __FUNCTION__, afState);
+                            continue;
+                        }
                     }
                 }