A set of JPEG images produced by different sources for testing and benchmarking.
039mp-building.jpg- 7216x5412, 4:2:0 (2x2), baseline DCT
- Compressed with libjpeg-turbo version 2.1.2,
cjpeg -outfile 039mp-building.jpg big_building.ppm. Using default quality of 75. - Author: "The new test images" from imagecompression.info.
028mp-tree.jpg- 6088x4550, 4:2:0 (2x2), baseline DCT
- Compressed with stb, see programs/cjpeg_stb.cpp. Using quality 90.
- Author: "The new test images" from imagecompression.info.
026mp-temple.jpg- 6240x4160, 4:2:2 (2x1), baseline DCT
- Produced with Fujifilm X-T3
- Author: Max Crone, CC BY 4.0.
012mp-bus.jpg- 4032x3024, 4:2:0 (2x2), baseline DCT
- Produced with Apple iPhone 11
- Author: Nol Moonen, CC0.
006mp-cathedral.jpg- 2000x3008, 4:4:4 (1x1), baseline DCT
- Compressed with nvJPEG, see programs/cjpeg_nvjpeg.cpp. Using default quality of 70 and optimized Huffman coding.
- Author: "The new test images" from imagecompression.info.