libopenjpeg: introduce encoding support

Based on FFmpeg version from
commit 713a7854Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Changelog

@@ -37,6 +37,7 @@ version <next>:
 - Microsoft Expression Encoder Screen decoder
 - RTMPS protocol support
 - RTMPTS protocol support
+- JPEG 2000 encoding support through OpenJPEG
 
 
 version 0.8:

configure

@@ -178,7 +178,7 @@ External library support:
   --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
   --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
   --enable-libopencv       enable video filtering via libopencv [no]
-  --enable-libopenjpeg     enable JPEG 2000 decoding via OpenJPEG [no]
+  --enable-libopenjpeg     enable JPEG 2000 de/encoding via OpenJPEG [no]
   --enable-libpulse        enable Pulseaudio input via libpulse [no]
   --enable-librtmp         enable RTMP[E] support via librtmp [no]
   --enable-libschroedinger enable Dirac support via libschroedinger [no]
@@ -1462,6 +1462,7 @@ libopencore_amrnb_decoder_deps="libopencore_amrnb"
 libopencore_amrnb_encoder_deps="libopencore_amrnb"
 libopencore_amrwb_decoder_deps="libopencore_amrwb"
 libopenjpeg_decoder_deps="libopenjpeg"
+libopenjpeg_encoder_deps="libopenjpeg"
 libschroedinger_decoder_deps="libschroedinger"
 libschroedinger_encoder_deps="libschroedinger"
 libspeex_decoder_deps="libspeex"

doc/general.texi

@@ -372,7 +372,7 @@ following image formats are supported:
     @tab Digital Picture Exchange
 @item JPEG         @tab X @tab X
     @tab Progressive JPEG is not supported.
-@item JPEG 2000    @tab   @tab E
+@item JPEG 2000    @tab E @tab E
     @tab decoding supported through external library libopenjpeg
 @item JPEG-LS      @tab X @tab X
 @item LJPEG        @tab X @tab

libavcodec/Makefile

@@ -612,6 +612,7 @@ OBJS-$(CONFIG_LIBOPENCORE_AMRNB_DECODER)  += libopencore-amr.o
 OBJS-$(CONFIG_LIBOPENCORE_AMRNB_ENCODER)  += libopencore-amr.o
 OBJS-$(CONFIG_LIBOPENCORE_AMRWB_DECODER)  += libopencore-amr.o
 OBJS-$(CONFIG_LIBOPENJPEG_DECODER)        += libopenjpegdec.o
+OBJS-$(CONFIG_LIBOPENJPEG_ENCODER)        += libopenjpegenc.o
 OBJS-$(CONFIG_LIBSCHROEDINGER_DECODER)    += libschroedingerdec.o \
                                              libschroedinger.o
 OBJS-$(CONFIG_LIBSCHROEDINGER_ENCODER)    += libschroedingerenc.o \

libavcodec/allcodecs.c

@@ -388,7 +388,7 @@ void avcodec_register_all(void)
     REGISTER_ENCODER (LIBMP3LAME, libmp3lame);
     REGISTER_ENCDEC  (LIBOPENCORE_AMRNB, libopencore_amrnb);
     REGISTER_DECODER (LIBOPENCORE_AMRWB, libopencore_amrwb);
-    REGISTER_DECODER (LIBOPENJPEG, libopenjpeg);
+    REGISTER_ENCDEC  (LIBOPENJPEG, libopenjpeg);
     REGISTER_ENCDEC  (LIBSCHROEDINGER, libschroedinger);
     REGISTER_ENCDEC  (LIBSPEEX, libspeex);
     REGISTER_ENCODER (LIBTHEORA, libtheora);

libavcodec/version.h

@@ -27,7 +27,7 @@
  */
 
 #define LIBAVCODEC_VERSION_MAJOR 54
-#define LIBAVCODEC_VERSION_MINOR 21
+#define LIBAVCODEC_VERSION_MINOR 22
 #define LIBAVCODEC_VERSION_MICRO  0
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \