initial import

This commit is contained in:
2025-06-22 20:39:04 -05:00
commit f8a70886f0
3428 changed files with 302546 additions and 0 deletions

40
libmpeg2/PKGBUILD Normal file
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@@ -0,0 +1,40 @@
# Maintainer: Jesus E. <heckyel@riseup.net>
pkgname=libmpeg2
pkgver=0.5.1
pkgrel=6
pkgdesc="Library for decoding MPEG-1 and MPEG-2 video streams."
arch=('i686' 'x86_64')
url="https://libmpeg2.sourceforge.io/"
depends=('glibc')
makedepends=('sdl' 'libxv')
optdepends=('sdl: required for mpeg2dec'
'libxv: required for mpeg2dec')
source=(https://libmpeg2.sourceforge.io/files/${pkgname}-${pkgver}.tar.gz
libmpeg2-0.5.1-gcc4.6.patch)
license=('GPL-2')
provides=('mpeg2dec')
sha512sums=('3648a2b3d7e2056d5adb328acd2fb983a1fa9a05ccb6f9388cc686c819445421811f42e8439418a0491a13080977f074a0d8bf8fa6bc101ff245ddea65a46fbc'
'5eef5e283f0f4e8901a1aa1c16e9a2d1e5896a7a09dd5ae107379ec27001f7cd22db62ab731328f2c5e11089e6a8371ced2def4fa8a5a834072ca1e4a4e2ca5d')
prepare() {
cd "${srcdir}/${pkgname}-${pkgver}"
patch -Np1 -i "${srcdir}/libmpeg2-0.5.1-gcc4.6.patch"
sed '/AC_PATH_XTRA/d' -i configure.ac
autoreconf --force --install
}
build() {
cd "${srcdir}/${pkgname}-${pkgver}"
./configure --prefix=/usr --enable-shared --disable-static
make OPT_CFLAGS="${CFLAGS}" \
MPEG2DEC_CFLAGS="${CFLAGS}" \
LIBMPEG2_CFLAGS=""
}
package() {
cd "${srcdir}/${pkgname}-${pkgver}"
make DESTDIR="${pkgdir}" install
install -Dm644 COPYING ${pkgdir}/usr/share/licenses/${pkgname}/COPYING
}

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@@ -0,0 +1,128 @@
--- libmpeg2-0.5.1/libmpeg2/idct_mmx.c.orig 2011-05-13 09:23:02.557758717 -0300
+++ libmpeg2-0.5.1/libmpeg2/idct_mmx.c 2011-05-13 09:23:06.346778580 -0300
@@ -39,7 +39,6 @@
#define rounder(bias) {round (bias), round (bias)}
#define rounder_sse2(bias) {round (bias), round (bias), round (bias), round (bias)}
-
#if 0
/* C row IDCT - it is just here to document the MMXEXT and MMX versions */
static inline void idct_row (int16_t * row, int offset,
@@ -464,10 +463,10 @@ static inline void sse2_idct_col (int16_
/* Almost identical to mmxext version: */
/* just do both 4x8 columns in paraller */
- static const short t1_vector[] ATTR_ALIGN(16) = {T1,T1,T1,T1,T1,T1,T1,T1};
- static const short t2_vector[] ATTR_ALIGN(16) = {T2,T2,T2,T2,T2,T2,T2,T2};
- static const short t3_vector[] ATTR_ALIGN(16) = {T3,T3,T3,T3,T3,T3,T3,T3};
- static const short c4_vector[] ATTR_ALIGN(16) = {C4,C4,C4,C4,C4,C4,C4,C4};
+ static/* const*/ short t1_vector[] ATTR_ALIGN(16) = {T1,T1,T1,T1,T1,T1,T1,T1};
+ static/* const*/ short t2_vector[] ATTR_ALIGN(16) = {T2,T2,T2,T2,T2,T2,T2,T2};
+ static/* const*/ short t3_vector[] ATTR_ALIGN(16) = {T3,T3,T3,T3,T3,T3,T3,T3};
+ static/* const*/ short c4_vector[] ATTR_ALIGN(16) = {C4,C4,C4,C4,C4,C4,C4,C4};
#if defined(__x86_64__)
@@ -710,10 +709,10 @@ static inline void sse2_idct_col (int16_
/* MMX column IDCT */
static inline void idct_col (int16_t * const col, const int offset)
{
- static const short t1_vector[] ATTR_ALIGN(8) = {T1,T1,T1,T1};
- static const short t2_vector[] ATTR_ALIGN(8) = {T2,T2,T2,T2};
- static const short t3_vector[] ATTR_ALIGN(8) = {T3,T3,T3,T3};
- static const short c4_vector[] ATTR_ALIGN(8) = {C4,C4,C4,C4};
+ static/* const*/ short t1_vector[] ATTR_ALIGN(8) = {T1,T1,T1,T1};
+ static/* const*/ short t2_vector[] ATTR_ALIGN(8) = {T2,T2,T2,T2};
+ static/* const*/ short t3_vector[] ATTR_ALIGN(8) = {T3,T3,T3,T3};
+ static/* const*/ short c4_vector[] ATTR_ALIGN(8) = {C4,C4,C4,C4};
/* column code adapted from peter gubanov */
/* http://www.elecard.com/peter/idct.shtml */
@@ -847,33 +846,33 @@ static inline void idct_col (int16_t * c
}
-static const int32_t rounder0[] ATTR_ALIGN(8) =
+static/* const*/ int32_t rounder0[] ATTR_ALIGN(8) =
rounder ((1 << (COL_SHIFT - 1)) - 0.5);
-static const int32_t rounder4[] ATTR_ALIGN(8) = rounder (0);
-static const int32_t rounder1[] ATTR_ALIGN(8) =
+static/* const*/ int32_t rounder4[] ATTR_ALIGN(8) = rounder (0);
+static/* const*/ int32_t rounder1[] ATTR_ALIGN(8) =
rounder (1.25683487303); /* C1*(C1/C4+C1+C7)/2 */
-static const int32_t rounder7[] ATTR_ALIGN(8) =
+static/* const*/ int32_t rounder7[] ATTR_ALIGN(8) =
rounder (-0.25); /* C1*(C7/C4+C7-C1)/2 */
-static const int32_t rounder2[] ATTR_ALIGN(8) =
+static/* const*/ int32_t rounder2[] ATTR_ALIGN(8) =
rounder (0.60355339059); /* C2 * (C6+C2)/2 */
-static const int32_t rounder6[] ATTR_ALIGN(8) =
+static/* const*/ int32_t rounder6[] ATTR_ALIGN(8) =
rounder (-0.25); /* C2 * (C6-C2)/2 */
-static const int32_t rounder3[] ATTR_ALIGN(8) =
+static/* const*/ int32_t rounder3[] ATTR_ALIGN(8) =
rounder (0.087788325588); /* C3*(-C3/C4+C3+C5)/2 */
-static const int32_t rounder5[] ATTR_ALIGN(8) =
+static/* const*/ int32_t rounder5[] ATTR_ALIGN(8) =
rounder (-0.441341716183); /* C3*(-C5/C4+C5-C3)/2 */
#define declare_idct(idct,table,idct_row_head,idct_row,idct_row_tail,idct_row_mid) \
static inline void idct (int16_t * const block) \
{ \
- static const int16_t table04[] ATTR_ALIGN(16) = \
+ static/* const*/ int16_t table04[] ATTR_ALIGN(16) = \
table (22725, 21407, 19266, 16384, 12873, 8867, 4520); \
- static const int16_t table17[] ATTR_ALIGN(16) = \
+ static/* const*/ int16_t table17[] ATTR_ALIGN(16) = \
table (31521, 29692, 26722, 22725, 17855, 12299, 6270); \
- static const int16_t table26[] ATTR_ALIGN(16) = \
+ static/* const*/ int16_t table26[] ATTR_ALIGN(16) = \
table (29692, 27969, 25172, 21407, 16819, 11585, 5906); \
- static const int16_t table35[] ATTR_ALIGN(16) = \
+ static/* const*/ int16_t table35[] ATTR_ALIGN(16) = \
table (26722, 25172, 22654, 19266, 15137, 10426, 5315); \
\
idct_row_head (block, 0*8, table04); \
@@ -900,29 +899,29 @@ static inline void idct (int16_t * const
static inline void sse2_idct (int16_t * const block)
{
- static const int16_t table04[] ATTR_ALIGN(16) =
+ static/* const*/ int16_t table04[] ATTR_ALIGN(16) =
sse2_table (22725, 21407, 19266, 16384, 12873, 8867, 4520);
- static const int16_t table17[] ATTR_ALIGN(16) =
+ static/* const*/ int16_t table17[] ATTR_ALIGN(16) =
sse2_table (31521, 29692, 26722, 22725, 17855, 12299, 6270);
- static const int16_t table26[] ATTR_ALIGN(16) =
+ static/* const*/ int16_t table26[] ATTR_ALIGN(16) =
sse2_table (29692, 27969, 25172, 21407, 16819, 11585, 5906);
- static const int16_t table35[] ATTR_ALIGN(16) =
+ static/* const*/ int16_t table35[] ATTR_ALIGN(16) =
sse2_table (26722, 25172, 22654, 19266, 15137, 10426, 5315);
- static const int32_t rounder0_128[] ATTR_ALIGN(16) =
+ static/* const*/ int32_t rounder0_128[] ATTR_ALIGN(16) =
rounder_sse2 ((1 << (COL_SHIFT - 1)) - 0.5);
- static const int32_t rounder4_128[] ATTR_ALIGN(16) = rounder_sse2 (0);
- static const int32_t rounder1_128[] ATTR_ALIGN(16) =
+ static/* const*/ int32_t rounder4_128[] ATTR_ALIGN(16) = rounder_sse2 (0);
+ static/* const*/ int32_t rounder1_128[] ATTR_ALIGN(16) =
rounder_sse2 (1.25683487303); /* C1*(C1/C4+C1+C7)/2 */
- static const int32_t rounder7_128[] ATTR_ALIGN(16) =
+ static/* const*/ int32_t rounder7_128[] ATTR_ALIGN(16) =
rounder_sse2 (-0.25); /* C1*(C7/C4+C7-C1)/2 */
- static const int32_t rounder2_128[] ATTR_ALIGN(16) =
+ static/* const*/ int32_t rounder2_128[] ATTR_ALIGN(16) =
rounder_sse2 (0.60355339059); /* C2 * (C6+C2)/2 */
- static const int32_t rounder6_128[] ATTR_ALIGN(16) =
+ static/* const*/ int32_t rounder6_128[] ATTR_ALIGN(16) =
rounder_sse2 (-0.25); /* C2 * (C6-C2)/2 */
- static const int32_t rounder3_128[] ATTR_ALIGN(16) =
+ static/* const*/ int32_t rounder3_128[] ATTR_ALIGN(16) =
rounder_sse2 (0.087788325588); /* C3*(-C3/C4+C3+C5)/2 */
- static const int32_t rounder5_128[] ATTR_ALIGN(16) =
+ static/* const*/ int32_t rounder5_128[] ATTR_ALIGN(16) =
rounder_sse2 (-0.441341716183); /* C3*(-C5/C4+C5-C3)/2 */
#if defined(__x86_64__)