FFmpeg

Commit Graph

Author	SHA1	Message	Date
Michael Niedermayer	4b0cad6596	avcodec/simple_idct_template: fix rounding of the special DC case for 10bit MSE doesnt change for the test as the code only triggers for very sparse matrixes Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	a7ea733b72	avcodec/simple_idct_template: fix row rounder MSE changes from 0.04890000 to 0.02969844 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	cca2772e16	avcodec/simple_idct_template: change the idct coefficients so that they match the x86 code no changes in either standard deviation or PSNR is seen in any of the changed fate cases MSE changes from 0.05012422 to 0.04890000 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	529540759f	avcodec/simple_idct_template: adjust coeffs for 12bit idct This prevents overflows with 12bit jpegs Fixes Ticket2952 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Michael Niedermayer	ae57e82469	avcodec/dsputil: add 12bit simple idct Will be needed for jpeg Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	11 years ago
Diego Biurrun	88bd7fdc82	Drop DCTELEM typedef It does not help as an abstraction and adds dsputil dependencies. Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>	12 years ago
Ronald S. Bultje	c23acbaed4	Don't use ff_cropTbl[] for IDCT. Results of IDCT can by far outreach the range of ff_cropTbl[], leading to overreads and potentially crashes. Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org	13 years ago
Michael Niedermayer	9096a2760f	simpleidct: fix project name. "Copyright (c) 2001 Michael Niedermayer" and "part of Libav" is not likely not only am i not a libav developer there also was no libav in 2001 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>	13 years ago
Ronald S. Bultje	f78cd0c243	prores-idct: fix overflow in c code. Fix the fate ref for prores-422_proxy by reverting the changes to it in commit `f492df0927` Signed-off-by: Janne Grunau <janne-libav@jannau.net>	13 years ago
Mans Rullgard	2cc4f3b21f	simple_idct: whitespace cosmetics Signed-off-by: Mans Rullgard <mans@mansr.com>	14 years ago
Mans Rullgard	a402f10959	simple_idct: make repeated code a macro Signed-off-by: Mans Rullgard <mans@mansr.com>	14 years ago
Mans Rullgard	e7bcc5baf7	simple_idct: change 10-bit add/put stride from pixels to bytes This matches other dsputil functions and simplifies calls. Signed-off-by: Mans Rullgard <mans@mansr.com>	14 years ago
Mans Rullgard	e7a972e113	simple_idct: add 10-bit version Signed-off-by: Mans Rullgard <mans@mansr.com>	14 years ago

15 Commits (3ce858141309c09294177e63d9a36cd0924dc200)