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avxsynth: Fix undefined symbol _Z13GetSwsContextii11PixelFormatiiS_li in libffms2avs.so
diff -Naur a/AVXSynth/plugins/ffms2avs/Makefile b/AVXSynth/plugins/ffms2avs/Makefile
--- a/AVXSynth/plugins/ffms2avs/Makefile 2012-03-22 16:09:10.742745684 +0100
+++ b/AVXSynth/plugins/ffms2avs/Makefile 2012-03-23 08:42:34.266584253 +0100
@@ -25,6 +25,7 @@
$(SRC_PATH)/avssources.o \
$(SRC_PATH)/ffpp.o \
$(SRC_PATH)/ffms2avs.o \
+ $(SRC_PATH)/core/videoutils.o \
#
# Libraries
diff -Naur a/AVXSynth/plugins/ffms2avs/src/core/videoutils.cpp b/AVXSynth/plugins/ffms2avs/src/core/videoutils.cpp
--- a/AVXSynth/plugins/ffms2avs/src/core/videoutils.cpp 1970-01-01 01:00:00.000000000 +0100
+++ b/AVXSynth/plugins/ffms2avs/src/core/videoutils.cpp 2012-03-23 08:52:58.246576108 +0100
@@ -0,0 +1,83 @@
+// Copyright (c) 2007-2011 The FFmpegSource Project
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+
+#include "videoutils.h"
+
+#include <algorithm>
+#include <math.h>
+
+/* if you have this, we'll assume you have a new enough libavutil too */
+#if LIBSWSCALE_VERSION_INT >= AV_VERSION_INT(0, 12, 0)
+extern "C" {
+#include <libavutil/opt.h>
+}
+#endif
+
+/***************************
+**
+** Functions related to initializing swscale and libpostproc contexts, etc.
+**
+***************************/
+
+SwsContext *GetSwsContext(int SrcW, int SrcH, PixelFormat SrcFormat, int SrcColorSpace, int SrcColorRange, int DstW, int DstH, PixelFormat DstFormat, int DstColorSpace, int DstColorRange, int64_t Flags) {
+ Flags |= SWS_FULL_CHR_H_INT | SWS_FULL_CHR_H_INP;
+#if LIBSWSCALE_VERSION_INT < AV_VERSION_INT(0, 12, 0)
+ return sws_getContext(SrcW, SrcH, SrcFormat, DstW, DstH, DstFormat, Flags, 0, 0, 0);
+#else
+ SwsContext *Context = sws_alloc_context();
+ if (!Context) return 0;
+
+ // 0 = limited range, 1 = full range
+ int SrcRange = SrcColorRange == AVCOL_RANGE_JPEG;
+ int DstRange = DstColorRange == AVCOL_RANGE_JPEG;
+
+ av_opt_set_int(Context, "sws_flags", Flags, 0);
+ av_opt_set_int(Context, "srcw", SrcW, 0);
+ av_opt_set_int(Context, "srch", SrcH, 0);
+ av_opt_set_int(Context, "dstw", DstW, 0);
+ av_opt_set_int(Context, "dsth", DstH, 0);
+ av_opt_set_int(Context, "src_range", SrcRange, 0);
+ av_opt_set_int(Context, "dst_range", DstRange, 0);
+ av_opt_set_int(Context, "src_format", SrcFormat, 0);
+ av_opt_set_int(Context, "dst_format", DstFormat, 0);
+
+ sws_setColorspaceDetails(Context,
+ sws_getCoefficients(SrcColorSpace), SrcRange,
+ sws_getCoefficients(DstColorSpace), DstRange,
+ 0, 1<<16, 1<<16);
+
+ if(sws_init_context(Context, 0, 0) < 0){
+ sws_freeContext(Context);
+ return 0;
+ }
+
+ return Context;
+#endif
+
+}
+
+AVColorSpace GetAssumedColorSpace(int W, int H) {
+ if (W > 1024 || H >= 600)
+ return AVCOL_SPC_BT709;
+ else
+ return AVCOL_SPC_BT470BG;
+}
+
diff -Naur a/AVXSynth/plugins/ffms2avs/src/core/videoutils.h b/AVXSynth/plugins/ffms2avs/src/core/videoutils.h
--- a/AVXSynth/plugins/ffms2avs/src/core/videoutils.h 2012-03-22 16:09:10.742745684 +0100
+++ b/AVXSynth/plugins/ffms2avs/src/core/videoutils.h 2012-03-23 09:14:07.286559538 +0100
@@ -38,13 +38,6 @@
// swscale and pp-related functions
-int64_t GetSWSCPUFlags();
-SwsContext *GetSwsContext(int SrcW, int SrcH, PixelFormat SrcFormat, int DstW, int DstH, PixelFormat DstFormat, int64_t Flags, int ColorSpace = -1);
-int GetPPCPUFlags();
+SwsContext *GetSwsContext(int SrcW, int SrcH, PixelFormat SrcFormat, int SrcColorSpace, int SrcColorRange, int DstW, int DstH, PixelFormat DstFormat, int DstColorSpace, int DstColorRange, int64_t Flags);
+AVColorSpace GetAssumedColorSpace(int Width, int Height);
-// timebase-related functions
-void CorrectNTSCRationalFramerate(int *Num, int *Den);
-void CorrectTimebase(FFMS_VideoProperties *VP, FFMS_TrackTimeBase *TTimebase);
-
-// our implementation of avcodec_find_best_pix_fmt()
-PixelFormat FindBestPixelFormat(const std::vector<PixelFormat> &Dsts, PixelFormat Src);
diff -Naur a/AVXSynth/plugins/ffms2avs/src/ffpp.cpp b/AVXSynth/plugins/ffms2avs/src/ffpp.cpp
--- a/AVXSynth/plugins/ffms2avs/src/ffpp.cpp 2012-03-22 16:09:10.742745684 +0100
+++ b/AVXSynth/plugins/ffms2avs/src/ffpp.cpp 2012-03-26 09:28:57.589664229 +0200
@@ -67,8 +67,14 @@
Flags |= PP_FORMAT_420;
} else if (vi.IsYUY2()) {
Flags |= PP_FORMAT_422;
- SWSTo422P = GetSwsContext(vi.width, vi.height, PIX_FMT_YUYV422, vi.width, vi.height, PIX_FMT_YUV422P, Flags | SWS_BICUBIC);
- SWSFrom422P = GetSwsContext(vi.width, vi.height, PIX_FMT_YUV422P, vi.width, vi.height, PIX_FMT_YUYV422, Flags | SWS_BICUBIC);
+ SWSTo422P = GetSwsContext(
+ vi.width, vi.height, PIX_FMT_YUYV422, GetAssumedColorSpace(vi.width, vi.height), AVCOL_RANGE_UNSPECIFIED,
+ vi.width, vi.height, PIX_FMT_YUV422P, GetAssumedColorSpace(vi.width, vi.height), AVCOL_RANGE_UNSPECIFIED,
+ Flags | SWS_BICUBIC);
+ SWSFrom422P = GetSwsContext(
+ vi.width, vi.height, PIX_FMT_YUV422P, GetAssumedColorSpace(vi.width, vi.height), AVCOL_RANGE_UNSPECIFIED,
+ vi.width, vi.height, PIX_FMT_YUYV422, GetAssumedColorSpace(vi.width, vi.height), AVCOL_RANGE_UNSPECIFIED,
+ Flags | SWS_BICUBIC);
avpicture_alloc(&InputPicture, PIX_FMT_YUV422P, vi.width, vi.height);
avpicture_alloc(&OutputPicture, PIX_FMT_YUV422P, vi.width, vi.height);
} else {
diff -Naur a/AVXSynth/plugins/ffms2avs/src/ffswscale.cpp b/AVXSynth/plugins/ffms2avs/src/ffswscale.cpp
--- a/AVXSynth/plugins/ffms2avs/src/ffswscale.cpp 2012-03-22 16:09:10.742745684 +0100
+++ b/AVXSynth/plugins/ffms2avs/src/ffswscale.cpp 2012-03-22 17:45:57.952668044 +0100
@@ -173,8 +173,9 @@
if ((ConvertToFormat == PIX_FMT_YUV420P || ConvertToFormat == PIX_FMT_YUYV422) && vi.width & 1)
Env->ThrowError("SWScale: mod 2 output width required");
-
- Context = GetSwsContext(OrigWidth, OrigHeight, ConvertFromFormat, vi.width, vi.height, ConvertToFormat,
+ Context = GetSwsContext(
+ OrigWidth, OrigHeight, ConvertFromFormat, GetAssumedColorSpace(OrigWidth, OrigHeight), AVCOL_RANGE_UNSPECIFIED,
+ vi.width, vi.height, ConvertToFormat, GetAssumedColorSpace(OrigWidth, OrigHeight), AVCOL_RANGE_UNSPECIFIED,
AvisynthToSWSCPUFlags(Env->GetCPUFlags()) | Resizer);
if (Context == NULL)
Env->ThrowError("SWScale: Context creation failed");
@funxionx

A patch was applied in the avxsynth svn tree (r124) to fix this issue.
Plugin has also been renamed to avxffms2

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