libcamera: v4l2_videodevice: Rename exportBuffers() to allocateBuffers()

To prepare for the rework of buffer allocation that will differentiate
export and allocation, rename exportBuffers() to allocateBuffers().

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>

test/libtest/buffer_source.cpp

@@ -76,8 +76,8 @@ int BufferSource::allocate(const StreamConfiguration &config)
 		return TestFail;
 	}
 
-	if (video->exportBuffers(config.bufferCount, &buffers_) < 0) {
-		std::cout << "Failed to export buffers" << std::endl;
+	if (video->allocateBuffers(config.bufferCount, &buffers_) < 0) {
+		std::cout << "Failed to allocate buffers" << std::endl;
 		return TestFail;
 	}
 

test/v4l2_videodevice/buffer_sharing.cpp

@@ -73,7 +73,7 @@ protected:
 			return TestFail;
 		}
 
-		ret = capture_->exportBuffers(bufferCount, &buffers_);
+		ret = capture_->allocateBuffers(bufferCount, &buffers_);
 		if (ret < 0) {
 			std::cout << "Failed to allocate buffers" << std::endl;
 			return TestFail;

test/v4l2_videodevice/capture_async.cpp

@@ -38,9 +38,11 @@ protected:
 		Timer timeout;
 		int ret;
 
-		ret = capture_->exportBuffers(bufferCount, &buffers_);
-		if (ret < 0)
+		ret = capture_->allocateBuffers(bufferCount, &buffers_);
+		if (ret < 0) {
+			std::cout << "Failed to allocate buffers" << std::endl;
 			return TestFail;
+		}
 
 		capture_->bufferReady.connect(this, &CaptureAsyncTest::receiveBuffer);
 

test/v4l2_videodevice/request_buffers.cpp

@@ -18,7 +18,7 @@ protected:
 	{
 		const unsigned int bufferCount = 8;
 
-		int ret = capture_->exportBuffers(bufferCount, &buffers_);
+		int ret = capture_->allocateBuffers(bufferCount, &buffers_);
 		if (ret != bufferCount)
 			return TestFail;
 

test/v4l2_videodevice/stream_on_off.cpp

@@ -17,7 +17,7 @@ protected:
 	{
 		const unsigned int bufferCount = 8;
 
-		int ret = capture_->exportBuffers(bufferCount, &buffers_);
+		int ret = capture_->allocateBuffers(bufferCount, &buffers_);
 		if (ret < 0)
 			return TestFail;
 

test/v4l2_videodevice/v4l2_m2mdevice.cpp

@@ -112,15 +112,15 @@ protected:
 			return TestFail;
 		}
 
-		ret = capture->exportBuffers(bufferCount, &captureBuffers_);
+		ret = capture->allocateBuffers(bufferCount, &captureBuffers_);
 		if (ret < 0) {
-			cerr << "Failed to export Capture Buffers" << endl;
+			cerr << "Failed to allocate Capture Buffers" << endl;
 			return TestFail;
 		}
 
-		ret = output->exportBuffers(bufferCount, &outputBuffers_);
+		ret = output->allocateBuffers(bufferCount, &outputBuffers_);
 		if (ret < 0) {
-			cerr << "Failed to export Output Buffers" << endl;
+			cerr << "Failed to allocate Output Buffers" << endl;
 			return TestFail;
 		}