Update documentation for using rocJPEG (#37)

* Update documentation for using rocjpeg

* clean up

* Update the jpeg table

* update the sample code in section 11

* Update Readme

[ROCm/rocjpeg commit: d9df1e04b5]

projects/rocjpeg/samples/README.md

@@ -6,6 +6,10 @@ rocJPEG samples
 
 The jpeg decode sample illustrates decoding a JPEG images using rocJPEG library to get the individual decoded images in one of the supported output format (i.e., native, yuv, y, rgb, rgb_planar). This sample can be configured with a device ID and optionally able to dump the output to a file.
 
+## [JPEG decode batched](jpegDecodeBatched)
+
+The jpeg decode bacthed sample illustrates decoding JPEG images by batches of specified size using rocJPEG library to get the individual decoded images in one of the supported output format (i.e., native, yuv, y, rgb, rgb_planar). This sample can be configured with a device ID and optionally able to dump the output to a file.
+
 ## [JPEG decode multi-threads](jpegDecodeMultiThreads)
 
 The jpeg decode multi threads sample illustrates decoding JPEG images using rocJPEG library with multiple threads to get the individual decoded images in one of the supported output format (i.e., native, yuv, y, rgb, rgb_planar). This sample can be configured with a device ID and optionally able to dump the output to a file.