From 52b92b6ff3985b81d8ef513fea3d4d8b3c4bc6e5 Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Sat, 2 Jul 2016 15:22:56 -0700
Subject: Add ffmpeg 3.1

For now, a very minimal set of codecs is enabled. This will likely be expanded
later.
---
 media/ffmpeg/scripts/README.md  | 15 +++++++++++++++
 media/ffmpeg/scripts/sources.mk | 36 ++++++++++++++++++++++++++++++++++++
 media/ffmpeg/scripts/sources.rc |  9 +++++++++
 3 files changed, 60 insertions(+)
 create mode 100644 media/ffmpeg/scripts/README.md
 create mode 100644 media/ffmpeg/scripts/sources.mk
 create mode 100755 media/ffmpeg/scripts/sources.rc

(limited to 'media/ffmpeg/scripts')

diff --git a/media/ffmpeg/scripts/README.md b/media/ffmpeg/scripts/README.md
new file mode 100644
index 00000000..85e71ed9
--- /dev/null
+++ b/media/ffmpeg/scripts/README.md
@@ -0,0 +1,15 @@
+To generate `sources.txt`, first run configure ffmpeg
+
+	../src/configure
+
+Then, generate `vars.txt` from config.asm
+
+	awk '{print $2}' config.asm
+
+Build `sources.txt` from vars.txt and ffmpeg's `Makefile`s
+
+	make -f sources.mk >../sources.txt
+
+Finally, clean up what `./configure` left behind
+
+	git clean -df .
diff --git a/media/ffmpeg/scripts/sources.mk b/media/ffmpeg/scripts/sources.mk
new file mode 100644
index 00000000..8e0d363e
--- /dev/null
+++ b/media/ffmpeg/scripts/sources.mk
@@ -0,0 +1,36 @@
+VARS := $(file < vars.txt)
+
+DIRS :=\
+	libavcodec\
+	libavdevice\
+	libavfilter\
+	libavformat\
+	libavutil\
+	libswresample\
+	libswscale
+
+ARCHS :=\
+	x86
+
+define printsrcs
+	@echo $(1) $(foreach dir,$(DIRS),\
+		$(OBJS-$(1)/$(dir):%.o=$(dir)/%.c)\
+		$(MMX-OBJS-$(1)/$(dir):%.o=$(dir)/%.c)\
+		$(YASM-OBJS-$(1)/$(dir):%.o=$(dir)/%.asm)\
+	)
+
+endef
+
+.PHONY: all
+all: vars.txt
+	$(foreach var,$(VARS),$(call printsrcs,$(var)))
+
+define subdir
+	$(foreach var,$(VARS),$(eval $(var):=$(var)/$(1)))
+	include ../src/$(1)/Makefile
+	$(foreach arch,$(ARCHS),
+		-include ../src/$(1)/$(arch)/Makefile
+	)
+endef
+
+$(foreach dir,$(DIRS),$(eval $(call subdir,$(dir))))
diff --git a/media/ffmpeg/scripts/sources.rc b/media/ffmpeg/scripts/sources.rc
new file mode 100755
index 00000000..d963e714
--- /dev/null
+++ b/media/ffmpeg/scripts/sources.rc
@@ -0,0 +1,9 @@
+#!/bin/rc
+
+flag e +
+flag x +
+
+../src/configure >/dev/null
+awk '{print $2}' config.asm >vars.txt
+make -f sources.mk >../sources.txt
+git clean -df .
-- 
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