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authorRudolf Polzer <divverent@xonotic.org>2012-10-24 19:00:49 +0200
committerwm4 <wm4@nowhere>2012-10-24 21:55:43 +0200
commit64ac38c4d30e30783032a4b65f34f4fb50761c7b (patch)
treeb2047cd62fe74b3702a2fd648e9af09aaaa42f55
parent4e89851aa128a614f59ff4885af384a266cb24e6 (diff)
downloadmpv-64ac38c4d30e30783032a4b65f34f4fb50761c7b.tar.bz2
mpv-64ac38c4d30e30783032a4b65f34f4fb50761c7b.tar.xz
libmpcodecs: move vf_scale.c swscale helper functions to sws_utils.c
Extracted/rebased by wm4 from commits 93978f17b76d..13211ef5fc20. Actual mp_image_swscale is added in a later commit.
-rw-r--r--Makefile1
-rw-r--r--image_writer.c2
-rw-r--r--libmpcodecs/sws_utils.c134
-rw-r--r--libmpcodecs/sws_utils.h27
-rw-r--r--libmpcodecs/vf_scale.c83
-rw-r--r--libmpcodecs/vf_scale.h28
-rw-r--r--libmpcodecs/vf_screenshot.c2
-rw-r--r--libvo/vo_x11.c3
8 files changed, 166 insertions, 114 deletions
diff --git a/Makefile b/Makefile
index ce1a369f77..839b4d0977 100644
--- a/Makefile
+++ b/Makefile
@@ -144,6 +144,7 @@ SRCS_COMMON = asxparser.c \
libmpcodecs/img_format.c \
libmpcodecs/mp_image.c \
libmpcodecs/pullup.c \
+ libmpcodecs/sws_utils.c \
libmpcodecs/vd.c \
libmpcodecs/vd_ffmpeg.c \
libmpcodecs/vf.c \
diff --git a/image_writer.c b/image_writer.c
index ded114f140..f4851a9176 100644
--- a/image_writer.c
+++ b/image_writer.c
@@ -40,7 +40,7 @@
#include "fmt-conversion.h"
//for sws_getContextFromCmdLine_hq and mp_sws_set_colorspace
-#include "libmpcodecs/vf_scale.h"
+#include "libmpcodecs/sws_utils.h"
#include "libvo/csputils.h"
#include "m_option.h"
diff --git a/libmpcodecs/sws_utils.c b/libmpcodecs/sws_utils.c
new file mode 100644
index 0000000000..438db4a13a
--- /dev/null
+++ b/libmpcodecs/sws_utils.c
@@ -0,0 +1,134 @@
+/*
+ * This file is part of MPlayer.
+ *
+ * MPlayer is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with MPlayer; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <assert.h>
+
+#include "libmpcodecs/sws_utils.h"
+
+#include "libmpcodecs/mp_image.h"
+#include "libmpcodecs/img_format.h"
+#include "fmt-conversion.h"
+#include "libvo/csputils.h"
+#include "mp_msg.h"
+
+//global sws_flags from the command line
+int sws_flags = 2;
+
+float sws_lum_gblur = 0.0;
+float sws_chr_gblur = 0.0;
+int sws_chr_vshift = 0;
+int sws_chr_hshift = 0;
+float sws_chr_sharpen = 0.0;
+float sws_lum_sharpen = 0.0;
+
+//global srcFilter
+static SwsFilter *src_filter = NULL;
+
+void sws_getFlagsAndFilterFromCmdLine(int *flags, SwsFilter **srcFilterParam,
+ SwsFilter **dstFilterParam)
+{
+ static int firstTime = 1;
+ *flags = 0;
+
+ if (firstTime) {
+ firstTime = 0;
+ *flags = SWS_PRINT_INFO;
+ } else if (mp_msg_test(MSGT_VFILTER, MSGL_DBG2))
+ *flags = SWS_PRINT_INFO;
+
+ if (src_filter)
+ sws_freeFilter(src_filter);
+
+ src_filter = sws_getDefaultFilter(
+ sws_lum_gblur, sws_chr_gblur,
+ sws_lum_sharpen, sws_chr_sharpen,
+ sws_chr_hshift, sws_chr_vshift, verbose > 1);
+
+ switch (sws_flags) {
+ case 0: *flags |= SWS_FAST_BILINEAR;
+ break;
+ case 1: *flags |= SWS_BILINEAR;
+ break;
+ case 2: *flags |= SWS_BICUBIC;
+ break;
+ case 3: *flags |= SWS_X;
+ break;
+ case 4: *flags |= SWS_POINT;
+ break;
+ case 5: *flags |= SWS_AREA;
+ break;
+ case 6: *flags |= SWS_BICUBLIN;
+ break;
+ case 7: *flags |= SWS_GAUSS;
+ break;
+ case 8: *flags |= SWS_SINC;
+ break;
+ case 9: *flags |= SWS_LANCZOS;
+ break;
+ case 10: *flags |= SWS_SPLINE;
+ break;
+ default: *flags |= SWS_BILINEAR;
+ break;
+ }
+
+ *srcFilterParam = src_filter;
+ *dstFilterParam = NULL;
+}
+
+// will use sws_flags & src_filter (from cmd line)
+static struct SwsContext *sws_getContextFromCmdLine2(int srcW, int srcH,
+ int srcFormat, int dstW,
+ int dstH, int dstFormat,
+ int extraflags)
+{
+ int flags;
+ SwsFilter *dstFilterParam, *srcFilterParam;
+ enum PixelFormat dfmt, sfmt;
+
+ dfmt = imgfmt2pixfmt(dstFormat);
+ sfmt = imgfmt2pixfmt(srcFormat);
+ if (srcFormat == IMGFMT_RGB8 || srcFormat == IMGFMT_BGR8)
+ sfmt = PIX_FMT_PAL8;
+ sws_getFlagsAndFilterFromCmdLine(&flags, &srcFilterParam, &dstFilterParam);
+
+ return sws_getContext(srcW, srcH, sfmt, dstW, dstH, dfmt, flags |
+ extraflags, srcFilterParam, dstFilterParam,
+ NULL);
+}
+
+struct SwsContext *sws_getContextFromCmdLine(int srcW, int srcH, int srcFormat,
+ int dstW, int dstH,
+ int dstFormat)
+{
+ return sws_getContextFromCmdLine2(srcW, srcH, srcFormat, dstW, dstH,
+ dstFormat,
+ 0);
+}
+
+struct SwsContext *sws_getContextFromCmdLine_hq(int srcW, int srcH,
+ int srcFormat, int dstW,
+ int dstH,
+ int dstFormat)
+{
+ return sws_getContextFromCmdLine2(
+ srcW, srcH, srcFormat, dstW, dstH, dstFormat,
+ SWS_FULL_CHR_H_INT | SWS_FULL_CHR_H_INP |
+ SWS_ACCURATE_RND | SWS_BITEXACT);
+}
+
+// vim: ts=4 sw=4 et tw=80
diff --git a/libmpcodecs/sws_utils.h b/libmpcodecs/sws_utils.h
new file mode 100644
index 0000000000..a8dc970d08
--- /dev/null
+++ b/libmpcodecs/sws_utils.h
@@ -0,0 +1,27 @@
+#ifndef MPLAYER_SWS_UTILS_H
+#define MPLAYER_SWS_UTILS_H
+
+#include <libswscale/swscale.h>
+
+struct mp_image;
+struct mp_csp_details;
+
+// libswscale currently requires 16 bytes alignment for row pointers and
+// strides. Otherwise, it will print warnings and use slow codepaths.
+// Guaranteed to be a power of 2 and > 1.
+#define SWS_MIN_BYTE_ALIGN 16
+
+void sws_getFlagsAndFilterFromCmdLine(int *flags, SwsFilter **srcFilterParam,
+ SwsFilter **dstFilterParam);
+struct SwsContext *sws_getContextFromCmdLine(int srcW, int srcH, int srcFormat,
+ int dstW, int dstH,
+ int dstFormat);
+struct SwsContext *sws_getContextFromCmdLine_hq(int srcW, int srcH,
+ int srcFormat, int dstW,
+ int dstH,
+ int dstFormat);
+int mp_sws_set_colorspace(struct SwsContext *sws, struct mp_csp_details *csp);
+
+#endif /* MP_SWS_UTILS_H */
+
+// vim: ts=4 sw=4 et tw=80
diff --git a/libmpcodecs/vf_scale.c b/libmpcodecs/vf_scale.c
index 71428685ac..5ea62bacbd 100644
--- a/libmpcodecs/vf_scale.c
+++ b/libmpcodecs/vf_scale.c
@@ -32,8 +32,7 @@
#include "fmt-conversion.h"
#include "mpbswap.h"
-#include "libswscale/swscale.h"
-#include "vf_scale.h"
+#include "libmpcodecs/sws_utils.h"
#include "libvo/csputils.h"
// VOFLAG_SWSCALE
@@ -68,8 +67,6 @@ static struct vf_priv_s {
//===========================================================================//
-void sws_getFlagsAndFilterFromCmdLine(int *flags, SwsFilter **srcFilterParam, SwsFilter **dstFilterParam);
-
static const unsigned int outfmt_list[]={
// YUV:
IMGFMT_444P,
@@ -647,84 +644,6 @@ static int vf_open(vf_instance_t *vf, char *args){
return 1;
}
-//global sws_flags from the command line
-int sws_flags=2;
-
-//global srcFilter
-static SwsFilter *src_filter= NULL;
-
-float sws_lum_gblur= 0.0;
-float sws_chr_gblur= 0.0;
-int sws_chr_vshift= 0;
-int sws_chr_hshift= 0;
-float sws_chr_sharpen= 0.0;
-float sws_lum_sharpen= 0.0;
-
-void sws_getFlagsAndFilterFromCmdLine(int *flags, SwsFilter **srcFilterParam, SwsFilter **dstFilterParam)
-{
- static int firstTime=1;
- *flags=0;
-
- if(firstTime)
- {
- firstTime=0;
- *flags= SWS_PRINT_INFO;
- }
- else if( mp_msg_test(MSGT_VFILTER,MSGL_DBG2) ) *flags= SWS_PRINT_INFO;
-
- if(src_filter) sws_freeFilter(src_filter);
-
- src_filter= sws_getDefaultFilter(
- sws_lum_gblur, sws_chr_gblur,
- sws_lum_sharpen, sws_chr_sharpen,
- sws_chr_hshift, sws_chr_vshift, verbose>1);
-
- switch(sws_flags)
- {
- case 0: *flags|= SWS_FAST_BILINEAR; break;
- case 1: *flags|= SWS_BILINEAR; break;
- case 2: *flags|= SWS_BICUBIC; break;
- case 3: *flags|= SWS_X; break;
- case 4: *flags|= SWS_POINT; break;
- case 5: *flags|= SWS_AREA; break;
- case 6: *flags|= SWS_BICUBLIN; break;
- case 7: *flags|= SWS_GAUSS; break;
- case 8: *flags|= SWS_SINC; break;
- case 9: *flags|= SWS_LANCZOS; break;
- case 10:*flags|= SWS_SPLINE; break;
- default:*flags|= SWS_BILINEAR; break;
- }
-
- *srcFilterParam= src_filter;
- *dstFilterParam= NULL;
-}
-
-// will use sws_flags & src_filter (from cmd line)
-static struct SwsContext *sws_getContextFromCmdLine2(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat, int extraflags)
-{
- int flags;
- SwsFilter *dstFilterParam, *srcFilterParam;
- enum PixelFormat dfmt, sfmt;
-
- dfmt = imgfmt2pixfmt(dstFormat);
- sfmt = imgfmt2pixfmt(srcFormat);
- if (srcFormat == IMGFMT_RGB8 || srcFormat == IMGFMT_BGR8) sfmt = PIX_FMT_PAL8;
- sws_getFlagsAndFilterFromCmdLine(&flags, &srcFilterParam, &dstFilterParam);
-
- return sws_getContext(srcW, srcH, sfmt, dstW, dstH, dfmt, flags | extraflags, srcFilterParam, dstFilterParam, NULL);
-}
-
-struct SwsContext *sws_getContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat)
-{
- return sws_getContextFromCmdLine2(srcW, srcH, srcFormat, dstW, dstH, dstFormat, 0);
-}
-
-struct SwsContext *sws_getContextFromCmdLine_hq(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat)
-{
- return sws_getContextFromCmdLine2(srcW, srcH, srcFormat, dstW, dstH, dstFormat,
- SWS_FULL_CHR_H_INT | SWS_FULL_CHR_H_INP | SWS_ACCURATE_RND | SWS_BITEXACT);
-}
-
/// An example of presets usage
static const struct size_preset {
char* name;
diff --git a/libmpcodecs/vf_scale.h b/libmpcodecs/vf_scale.h
deleted file mode 100644
index 575d4f3640..0000000000
--- a/libmpcodecs/vf_scale.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * This file is part of MPlayer.
- *
- * MPlayer is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * MPlayer is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with MPlayer; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#ifndef MPLAYER_VF_SCALE_H
-#define MPLAYER_VF_SCALE_H
-
-struct SwsContext *sws_getContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat);
-struct SwsContext *sws_getContextFromCmdLine_hq(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat);
-
-struct mp_csp_details;
-int mp_sws_set_colorspace(struct SwsContext *sws, struct mp_csp_details *csp);
-
-#endif /* MPLAYER_VF_SCALE_H */
diff --git a/libmpcodecs/vf_screenshot.c b/libmpcodecs/vf_screenshot.c
index eb961d8118..013525694a 100644
--- a/libmpcodecs/vf_screenshot.c
+++ b/libmpcodecs/vf_screenshot.c
@@ -27,7 +27,7 @@
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
-#include "vf_scale.h"
+#include "libmpcodecs/sws_utils.h"
#include "fmt-conversion.h"
#include "libvo/fastmemcpy.h"
diff --git a/libvo/vo_x11.c b/libvo/vo_x11.c
index 8090821fa8..d43601f7c2 100644
--- a/libvo/vo_x11.c
+++ b/libvo/vo_x11.c
@@ -43,8 +43,7 @@
#include "sub/sub.h"
-#include "libswscale/swscale.h"
-#include "libmpcodecs/vf_scale.h"
+#include "libmpcodecs/sws_utils.h"
#define MODE_RGB 0x1
#define MODE_BGR 0x2