Simplified MD5 string compare code and fixed potential incorrect conversion of MD5 string to integers. (#414)

* * rocDecode: Fixed potential incorrect conversion of MD5 string to integers.

* * rocDecode: Changed a string name.

* * rocDecode: Simplified the MD5 string compare code.

* * rocDecode: Added minor changed based on review comments.

* * rocDecode: Minor changes.

* * rocDecode/Sample script: Added units to Bit rate field in csv output.

test/testScripts/run_rocDecodeSamples.py

@@ -141,7 +141,7 @@ if sampleMode == 0:
 
     orig_stdout = sys.stdout
     sys.stdout = open(resultsPath+'/rocDecode_test_results.csv', 'a')
-    echo_1 = 'File Name, Codec, Video Size, Bit Depth, Bit rate, Total Frames, Average decoding time per frame (ms), Avg FPS'
+    echo_1 = 'File Name, Codec, Video Size, Bit Depth, Bit rate (Mb/s), Total Frames, Average decoding time per frame (ms), Avg FPS'
     print(echo_1)
     sys.stdout = orig_stdout
 
@@ -174,7 +174,7 @@ elif sampleMode == 1:
 
     orig_stdout = sys.stdout
     sys.stdout = open(resultsPath+'/rocDecode_test_results.csv', 'a')
-    echo_1 = 'File Name, Num Threads, Codec, Video Size, Bit Depth, Bit rate, Total Frames, Average decoding time per frame (ms), Avg FPS'
+    echo_1 = 'File Name, Num Threads, Codec, Video Size, Bit Depth, Bit rate (Mb/s), Total Frames, Average decoding time per frame (ms), Avg FPS'
     print(echo_1)
     sys.stdout = orig_stdout