diff --git a/Core/HLE/sceJpeg.cpp b/Core/HLE/sceJpeg.cpp
index 790bcb0bb64d..f532233203fd 100644
--- a/Core/HLE/sceJpeg.cpp
+++ b/Core/HLE/sceJpeg.cpp
@@ -23,6 +23,7 @@
 #include "Core/HLE/FunctionWrappers.h"
 #include "Core/HLE/sceJpeg.h"
 #include "Core/HLE/sceMpeg.h"
+#include "GPU/GPUCommon.h"
 #include "Core/MemMap.h"
 #include "Core/Reporting.h"
 
@@ -112,7 +113,10 @@ static void __JpegCsc(u32 imageAddr, u32 yCbCrAddr, int widthHeight, int bufferW
 static int sceJpegMJpegCsc(u32 imageAddr, u32 yCbCrAddr, int widthHeight, int bufferWidth) {
 	__JpegCsc(imageAddr, yCbCrAddr, widthHeight, bufferWidth);
 	
-	DEBUG_LOG(ME, "sceJpegMJpegCsc(%i, %i, %i, %i)", imageAddr, yCbCrAddr, widthHeight, bufferWidth);
+	int width = (widthHeight >> 16) & 0xFFF;
+	int height = widthHeight & 0xFFF;
+	DEBUG_LOG(ME, "sceJpegMJpegCsc(%08x, %08x, (%dx%d), %i)", imageAddr, yCbCrAddr, width, height, bufferWidth);
+	gpu->NotifyVideoUpload(imageAddr, width * height * 4, width, GE_FORMAT_8888);
 	return 0;
 }
 
@@ -165,7 +169,7 @@ static int sceJpegDecodeMJpeg(u32 jpegAddr, int jpegSize, u32 imageAddr, int dht
 		return 0;
 	}
 
-	DEBUG_LOG(ME, "sceJpegDecodeMJpeg(%i, %i, %i, %i)", jpegAddr, jpegSize, imageAddr, dhtMode);
+	DEBUG_LOG(ME, "sceJpegDecodeMJpeg(%08x, %i, %08x, %i)", jpegAddr, jpegSize, imageAddr, dhtMode);
 	return __DecodeJpeg(jpegAddr, jpegSize, imageAddr);
 }
 
@@ -180,19 +184,19 @@ static int sceJpegDecodeMJpegSuccessively(u32 jpegAddr, int jpegSize, u32 imageA
 		return 0;
 	}
 
-	DEBUG_LOG(ME, "sceJpegDecodeMJpegSuccessively(%i, %i, %i, %i)", jpegAddr, jpegSize, imageAddr, dhtMode);
+	DEBUG_LOG(ME, "sceJpegDecodeMJpegSuccessively(%08x, %i, %08x, %i)", jpegAddr, jpegSize, imageAddr, dhtMode);
 	return __DecodeJpeg(jpegAddr, jpegSize, imageAddr);
 }
 
 static int sceJpegCsc(u32 imageAddr, u32 yCbCrAddr, int widthHeight, int bufferWidth, int colourInfo) {
 	if (bufferWidth < 0 || widthHeight < 0){
-		WARN_LOG(ME, "sceJpegCsc(%i, %i, %i, %i, %i)", imageAddr, yCbCrAddr, widthHeight, bufferWidth, colourInfo);
+		WARN_LOG(ME, "sceJpegCsc(%08x, %08x, %i, %i, %i)", imageAddr, yCbCrAddr, widthHeight, bufferWidth, colourInfo);
 		return ERROR_JPEG_INVALID_VALUE;
 	}
 
 	__JpegCsc(imageAddr, yCbCrAddr, widthHeight, bufferWidth);
 	
-	DEBUG_LOG(ME, "sceJpegCsc(%i, %i, %i, %i, %i)", imageAddr, yCbCrAddr, widthHeight, bufferWidth, colourInfo);
+	DEBUG_LOG(ME, "sceJpegCsc(%08x, %08x, %i, %i, %i)", imageAddr, yCbCrAddr, widthHeight, bufferWidth, colourInfo);
 	return 0;
 }
 
@@ -257,7 +261,7 @@ static int sceJpegGetOutputInfo(u32 jpegAddr, int jpegSize, u32 colourInfoAddr,
 		return getYCbCrBufferSize(0, 0);
 	}
 
-	DEBUG_LOG(ME, "sceJpegGetOutputInfo(%i, %i, %i, %i)", jpegAddr, jpegSize, colourInfoAddr, dhtMode);
+	DEBUG_LOG(ME, "sceJpegGetOutputInfo(%08x, %i, %08x, %i)", jpegAddr, jpegSize, colourInfoAddr, dhtMode);
 	return __JpegGetOutputInfo(jpegAddr, jpegSize, colourInfoAddr);
 }
 
@@ -345,7 +349,7 @@ static int sceJpegDecodeMJpegYCbCr(u32 jpegAddr, int jpegSize, u32 yCbCrAddr, in
 		return getWidthHeight(0, 0);
 	}
 	
-	DEBUG_LOG(ME, "sceJpegDecodeMJpegYCbCr(%i, %i, %i, %i, %i)", jpegAddr, jpegSize, yCbCrAddr, yCbCrSize, dhtMode);
+	DEBUG_LOG(ME, "sceJpegDecodeMJpegYCbCr(%08x, %i, %08x, %i, %i)", jpegAddr, jpegSize, yCbCrAddr, yCbCrSize, dhtMode);
 	return __JpegDecodeMJpegYCbCr(jpegAddr, jpegSize, yCbCrAddr);
 }
 
@@ -355,7 +359,7 @@ static int sceJpegDecodeMJpegYCbCrSuccessively(u32 jpegAddr, int jpegSize, u32 y
 		return getWidthHeight(0, 0);
 	}
 	
-	DEBUG_LOG(ME, "sceJpegDecodeMJpegYCbCrSuccessively(%i, %i, %i, %i, %i)", jpegAddr, jpegSize, yCbCrAddr, yCbCrSize, dhtMode);
+	DEBUG_LOG(ME, "sceJpegDecodeMJpegYCbCrSuccessively(%08x, %i, %08x, %i, %i)", jpegAddr, jpegSize, yCbCrAddr, yCbCrSize, dhtMode);
 	// Do as same way as sceJpegDecodeMJpegYCbCr() but with smaller block size
 	return __JpegDecodeMJpegYCbCr(jpegAddr, jpegSize, yCbCrAddr);
 }
diff --git a/Core/HLE/sceKernel.cpp b/Core/HLE/sceKernel.cpp
index bf409a247c5d..c375c59a049a 100644
--- a/Core/HLE/sceKernel.cpp
+++ b/Core/HLE/sceKernel.cpp
@@ -81,6 +81,7 @@
 #include "sceHeap.h"
 #include "sceDmac.h"
 #include "sceMp4.h"
+#include "sceUsbCam.h"
 
 #include "../Util/PPGeDraw.h"
 
@@ -143,6 +144,7 @@ void __KernelInit()
 	__AudioCodecInit();
 	__VideoPmpInit();
 	__UsbGpsInit();
+	__UsbCamInit();
 	
 	SaveState::Init();  // Must be after IO, as it may create a directory
 	Reporting::Init();
@@ -166,6 +168,8 @@ void __KernelShutdown()
 	hleCurrentThreadName = NULL;
 	kernelObjects.Clear();
 
+	__UsbCamShutdown();
+
 	__AudioCodecShutdown();
 	__VideoPmpShutdown();
 	__AACShutdown();
diff --git a/Core/HLE/sceUsb.cpp b/Core/HLE/sceUsb.cpp
index 7ddf16ec618d..361f55f26bb6 100644
--- a/Core/HLE/sceUsb.cpp
+++ b/Core/HLE/sceUsb.cpp
@@ -63,13 +63,13 @@ void __UsbDoState(PointerWrap &p)
 }
 
 static int sceUsbStart(const char* driverName, u32 argsSize, u32 argsPtr) {
-	ERROR_LOG(HLE, "UNIMPL sceUsbStart(%s, %i, %08x)", driverName, argsSize, argsPtr);
+	INFO_LOG(HLE, "sceUsbStart(%s, %i, %08x)", driverName, argsSize, argsPtr);
 	usbStarted = true;
 	return 0;
 }
 
 static int sceUsbStop(const char* driverName, u32 argsSize, u32 argsPtr) {
-	ERROR_LOG(HLE, "UNIMPL sceUsbStop(%s, %i, %08x)", driverName, argsSize, argsPtr);
+	INFO_LOG(HLE, "sceUsbStop(%s, %i, %08x)", driverName, argsSize, argsPtr);
 	usbStarted = false;
 	return 0;
 }
@@ -83,18 +83,18 @@ static int sceUsbGetState() {
 			| (usbConnected ? USB_STATUS_CONNECTED : USB_STATUS_DISCONNECTED)
 			| (usbActivated ? USB_STATUS_ACTIVATED : USB_STATUS_DEACTIVATED);
 	}
-	ERROR_LOG(HLE, "UNIMPL sceUsbGetState: 0x%x", state);
+	INFO_LOG(HLE, "sceUsbGetState: 0x%x", state);
 	return state;
 }
 
 static int sceUsbActivate(u32 pid) {
-	ERROR_LOG(HLE, "UNIMPL sceUsbActivate(%i)", pid);
+	INFO_LOG(HLE, "sceUsbActivate(%i)", pid);
 	usbActivated = true;
 	return 0;
 }
 
 static int sceUsbDeactivate(u32 pid) {
-	ERROR_LOG(HLE, "UNIMPL sceUsbDeactivate(%i)", pid);
+	INFO_LOG(HLE, "sceUsbDeactivate(%i)", pid);
 	usbActivated = false;
 	return 0;
 }
diff --git a/Core/HLE/sceUsbCam.cpp b/Core/HLE/sceUsbCam.cpp
index ae0599c97df1..b2be0192458b 100644
--- a/Core/HLE/sceUsbCam.cpp
+++ b/Core/HLE/sceUsbCam.cpp
@@ -15,6 +15,7 @@
 // Official git repository and contact information can be found at
 // https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
 
+#include <algorithm>
 #include <mutex>
 
 #include "base/NativeApp.h"
@@ -29,9 +30,25 @@ PspUsbCamSetupVideoParam videoParam;
 
 unsigned int videoBufferLength = 0;
 unsigned int nextVideoFrame = 0;
-unsigned char videoBuffer[40 * 1000];
+uint8_t *videoBuffer;
 std::mutex videoBufferMutex;
 
+enum {
+	VIDEO_BUFFER_SIZE = 40 * 1000,
+};
+
+void __UsbCamInit() {
+	videoBuffer = new uint8_t[VIDEO_BUFFER_SIZE];
+}
+
+void __UsbCamShutdown() {
+	delete[] videoBuffer;
+	videoBuffer = nullptr;
+}
+
+// TODO: Technically, we should store the videoBuffer into the savestate, if this
+// module has been initialized.
+
 static int sceUsbCamSetupMic(u32 paramAddr, u32 workareaAddr, int wasize) {
 	INFO_LOG(HLE, "UNIMPL sceUsbCamSetupMic");
 	if (Memory::IsValidRange(paramAddr, sizeof(micParam))) {
@@ -67,13 +84,14 @@ static int sceUsbCamSetupVideo(u32 paramAddr, u32 workareaAddr, int wasize) {
 		Memory::ReadStruct(paramAddr, &videoParam);
 	}
 
+	INFO_LOG(HLE, "UNIMPL sceUsbCamSetupVideo - size: %d", videoParam.size);
+	INFO_LOG(HLE, "UNIMPL sceUsbCamSetupVideo - resolution: %d", videoParam.resolution);
+	INFO_LOG(HLE, "UNIMPL sceUsbCamSetupVideo - framesize: %d", videoParam.framesize);
+
 	std::lock_guard<std::mutex> lock(videoBufferMutex);
 	videoBufferLength = sizeof(sceUsbCamDummyImage);
 	memset(videoBuffer, 0, sizeof(videoBuffer));
 	memcpy(videoBuffer, sceUsbCamDummyImage, sizeof(sceUsbCamDummyImage));
-
-	INFO_LOG(HLE, "UNIMPL sceUsbCamSetupVideo - size: %d", videoParam.size);
-	INFO_LOG(HLE, "UNIMPL sceUsbCamSetupVideo - resolution: %d", videoParam.resolution);
 	return 0;
 }
 
@@ -96,20 +114,19 @@ static int sceUsbCamAutoImageReverseSW(int rev) {
 
 static int sceUsbCamReadVideoFrameBlocking(u32 bufAddr, u32 size) {
 	std::lock_guard<std::mutex> lock(videoBufferMutex);
-	for (unsigned int i = 0; i < videoBufferLength && i < size; i++) {
-		if (Memory::IsValidAddress(bufAddr + i)) {
-			Memory::Write_U8(videoBuffer[i], bufAddr + i);
-		}
+
+	u32 transferSize = std::min(videoBufferLength, size);
+	if (Memory::IsValidRange(bufAddr, size)) {
+		Memory::Memcpy(bufAddr, videoBuffer, transferSize);
 	}
 	return videoBufferLength;
 }
 
 static int sceUsbCamReadVideoFrame(u32 bufAddr, u32 size) {
 	std::lock_guard<std::mutex> lock(videoBufferMutex);
-	for (unsigned int i = 0; i < videoBufferLength && i < size; i++) {
-		if (Memory::IsValidAddress(bufAddr + i)) {
-			Memory::Write_U8(videoBuffer[i], bufAddr + i);
-		}
+	u32 transferSize = std::min(videoBufferLength, size);
+	if (Memory::IsValidRange(bufAddr, size)) {
+		Memory::Memcpy(bufAddr, videoBuffer, transferSize);
 	}
 	nextVideoFrame = videoBufferLength;
 	return 0;
diff --git a/Core/HLE/sceUsbCam.h b/Core/HLE/sceUsbCam.h
index ef088fe91da4..ebb5388db656 100644
--- a/Core/HLE/sceUsbCam.h
+++ b/Core/HLE/sceUsbCam.h
@@ -19,6 +19,9 @@
 
 void Register_sceUsbCam();
 
+void __UsbCamInit();
+void __UsbCamShutdown();
+
 namespace Camera {
 	void pushCameraImage(long long length, unsigned char *image);
 }