topic [H.264] lossless mode ? in Intel® Integrated Performance Primitives

topic [H.264] lossless mode ? in Intel® Integrated Performance Primitives https://community.intel.com/t5/Intel-Integrated-Performance/H-264-lossless-mode/m-p/939567#M17547 <P>Dear all</P> <P>Please teach the way to encode with h264 lossless mode.</P> <P>According to the UMC manual, the following parameters are related.</P> <UL> <LI><STRONG>    profile_idc = HIGH444 (244?)</STRONG></LI> <LI><STRONG>    rate_controls.method = H264_RCM_QUANT? (Constant quantization parameters)</STRONG></LI> <LI><STRONG>    rate_controls.quantI = quantP = quantB = - 6 * (bit_depth_luma - 8)</STRONG></LI> <LI><STRONG>    qpprime_y_zero_transform_bypass_flag = true</STRONG></LI> </UL> <P>Anything else?</P> <P>I tried the above parameters, but lossless mode didn't work. (near lossless mode?)</P> <P>I've tried with IPP 7.0.</P> <P>Thanks.</P> <P></P> <P></P> Thu, 26 Sep 2013 07:42:58 GMT Seiya_T_ 2013-09-26T07:42:58Z [H.264] lossless mode ? https://community.intel.com/t5/Intel-Integrated-Performance/H-264-lossless-mode/m-p/939567#M17547 <P>Dear all</P> <P>Please teach the way to encode with h264 lossless mode.</P> <P>According to the UMC manual, the following parameters are related.</P> <UL> <LI><STRONG>    profile_idc = HIGH444 (244?)</STRONG></LI> <LI><STRONG>    rate_controls.method = H264_RCM_QUANT? (Constant quantization parameters)</STRONG></LI> <LI><STRONG>    rate_controls.quantI = quantP = quantB = - 6 * (bit_depth_luma - 8)</STRONG></LI> <LI><STRONG>    qpprime_y_zero_transform_bypass_flag = true</STRONG></LI> </UL> <P>Anything else?</P> <P>I tried the above parameters, but lossless mode didn't work. (near lossless mode?)</P> <P>I've tried with IPP 7.0.</P> <P>Thanks.</P> <P></P> <P></P> Thu, 26 Sep 2013 07:42:58 GMT https://community.intel.com/t5/Intel-Integrated-Performance/H-264-lossless-mode/m-p/939567#M17547 Seiya_T_ 2013-09-26T07:42:58Z