build: Split JPEG-related tables off into a separate component

configure

@@ -1590,6 +1590,7 @@ CONFIG_EXTRA="
     iirfilter
     imdct15
     intrax8
+    jpegtables
     lgplv3
     lpc
     me_cmp
@@ -1826,7 +1827,7 @@ flv_encoder_select="h263_encoder"
 fourxm_decoder_select="blockdsp bswapdsp"
 fraps_decoder_select="bswapdsp huffman"
 g2m_decoder_deps="zlib"
-g2m_decoder_select="blockdsp idctdsp"
+g2m_decoder_select="blockdsp idctdsp jpegtables"
 h261_decoder_select="mpeg_er mpegvideo"
 h261_encoder_select="aandcttables mpegvideoenc"
 h263_decoder_select="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
@@ -1850,13 +1851,13 @@ jpegls_decoder_select="golomb mjpeg_decoder"
 jpegls_encoder_select="golomb"
 jv_decoder_select="blockdsp"
 lagarith_decoder_select="huffyuvdsp"
-ljpeg_encoder_select="aandcttables idctdsp"
+ljpeg_encoder_select="aandcttables idctdsp jpegtables"
 loco_decoder_select="golomb"
 mdec_decoder_select="blockdsp idctdsp mpegvideo"
 metasound_decoder_select="lsp mdct sinewin"
 mimic_decoder_select="blockdsp bswapdsp hpeldsp idctdsp"
-mjpeg_decoder_select="blockdsp hpeldsp idctdsp"
-mjpeg_encoder_select="aandcttables mpegvideoenc"
+mjpeg_decoder_select="blockdsp hpeldsp idctdsp jpegtables"
+mjpeg_encoder_select="aandcttables jpegtables mpegvideoenc"
 mjpegb_decoder_select="mjpeg_decoder"
 mlp_decoder_select="mlp_parser"
 motionpixels_decoder_select="bswapdsp"
@@ -2017,6 +2018,9 @@ mpegvideo_parser_select="mpegvideo"
 mpeg4video_parser_select="error_resilience h263dsp mpeg_er mpegvideo qpeldsp"
 vc1_parser_select="mpegvideo startcode vc1_decoder"
 
+# bitstream_filters
+mjpeg2jpeg_bsf_select="jpegtables"
+
 # external libraries
 libdcadec_decoder_deps="libdcadec"
 libfaac_encoder_deps="libfaac"
@@ -2107,7 +2111,7 @@ ogg_demuxer_select="golomb"
 opus_muxer_select="ogg_muxer"
 psp_muxer_select="mov_muxer"
 rtp_demuxer_select="sdp_demuxer"
-rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
+rtpdec_select="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol"
 rtsp_demuxer_select="http_protocol rtpdec"
 rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
 sap_demuxer_select="sdp_demuxer"

libavcodec/Makefile

@@ -61,6 +61,7 @@ OBJS-$(CONFIG_IDCTDSP)                 += idctdsp.o simple_idct.o jrevdct.o
 OBJS-$(CONFIG_IIRFILTER)               += iirfilter.o
 OBJS-$(CONFIG_IMDCT15)                 += imdct15.o
 OBJS-$(CONFIG_INTRAX8)                 += intrax8.o intrax8dsp.o
+OBJS-$(CONFIG_JPEGTABLES)              += jpegtables.o
 OBJS-$(CONFIG_LIBXVID)                 += libxvid_rc.o
 OBJS-$(CONFIG_LPC)                     += lpc.o
 OBJS-$(CONFIG_LSP)                     += lsp.o
@@ -206,7 +207,7 @@ OBJS-$(CONFIG_FLIC_DECODER)            += flicvideo.o
 OBJS-$(CONFIG_FOURXM_DECODER)          += 4xm.o
 OBJS-$(CONFIG_FRAPS_DECODER)           += fraps.o
 OBJS-$(CONFIG_FRWU_DECODER)            += frwu.o
-OBJS-$(CONFIG_G2M_DECODER)             += g2meet.o mjpeg.o
+OBJS-$(CONFIG_G2M_DECODER)             += g2meet.o
 OBJS-$(CONFIG_G723_1_DECODER)          += g723_1.o acelp_vectors.o \
                                           celp_filters.o
 OBJS-$(CONFIG_GIF_DECODER)             += gifdec.o lzw.o
@@ -252,7 +253,7 @@ OBJS-$(CONFIG_JV_DECODER)              += jvdec.o
 OBJS-$(CONFIG_KGV1_DECODER)            += kgv1dec.o
 OBJS-$(CONFIG_KMVC_DECODER)            += kmvc.o
 OBJS-$(CONFIG_LAGARITH_DECODER)        += lagarith.o lagarithrac.o
-OBJS-$(CONFIG_LJPEG_ENCODER)           += ljpegenc.o mjpeg.o mjpegenc_common.o
+OBJS-$(CONFIG_LJPEG_ENCODER)           += ljpegenc.o mjpegenc_common.o
 OBJS-$(CONFIG_LOCO_DECODER)            += loco.o
 OBJS-$(CONFIG_MACE3_DECODER)           += mace.o
 OBJS-$(CONFIG_MACE6_DECODER)           += mace.o
@@ -260,8 +261,8 @@ OBJS-$(CONFIG_MDEC_DECODER)            += mdec.o mpeg12.o mpeg12data.o
 OBJS-$(CONFIG_METASOUND_DECODER)       += metasound.o metasound_data.o \
                                           twinvq.o
 OBJS-$(CONFIG_MIMIC_DECODER)           += mimic.o
-OBJS-$(CONFIG_MJPEG_DECODER)           += mjpegdec.o mjpeg.o
-OBJS-$(CONFIG_MJPEG_ENCODER)           += mjpegenc.o mjpeg.o mjpegenc_common.o
+OBJS-$(CONFIG_MJPEG_DECODER)           += mjpegdec.o
+OBJS-$(CONFIG_MJPEG_ENCODER)           += mjpegenc.o mjpegenc_common.o
 OBJS-$(CONFIG_MJPEGB_DECODER)          += mjpegbdec.o
 OBJS-$(CONFIG_MLP_DECODER)             += mlpdec.o mlpdsp.o
 OBJS-$(CONFIG_MMVIDEO_DECODER)         += mmvideo.o
@@ -602,7 +603,6 @@ OBJS-$(CONFIG_OGG_DEMUXER)             += mpeg12data.o \
                                           dirac.o
 OBJS-$(CONFIG_OGG_MUXER)               += flac.o flacdata.o
 OBJS-$(CONFIG_RTP_MUXER)               += mpeg4audio.o
-OBJS-$(CONFIG_RTPDEC)                  += mjpeg.o
 OBJS-$(CONFIG_SPDIF_DEMUXER)           += aacadtsdec.o mpeg4audio.o
 OBJS-$(CONFIG_SPDIF_MUXER)             += dca.o
 OBJS-$(CONFIG_TAK_DEMUXER)             += tak.o
@@ -703,7 +703,7 @@ OBJS-$(CONFIG_CHOMP_BSF)                  += chomp_bsf.o
 OBJS-$(CONFIG_DUMP_EXTRADATA_BSF)         += dump_extradata_bsf.o
 OBJS-$(CONFIG_H264_MP4TOANNEXB_BSF)       += h264_mp4toannexb_bsf.o
 OBJS-$(CONFIG_IMX_DUMP_HEADER_BSF)        += imx_dump_header_bsf.o
-OBJS-$(CONFIG_MJPEG2JPEG_BSF)             += mjpeg2jpeg_bsf.o mjpeg.o
+OBJS-$(CONFIG_MJPEG2JPEG_BSF)             += mjpeg2jpeg_bsf.o
 OBJS-$(CONFIG_MJPEGA_DUMP_HEADER_BSF)     += mjpega_dump_header_bsf.o
 OBJS-$(CONFIG_MOV2TEXTSUB_BSF)            += movsub_bsf.o
 OBJS-$(CONFIG_NOISE_BSF)                  += noise_bsf.o

libavcodec/g2meet.c

@@ -34,6 +34,7 @@
 #include "idctdsp.h"
 #include "get_bits.h"
 #include "internal.h"
+#include "jpegtables.h"
 #include "mjpeg.h"
 
 enum ChunkType {

libavcodec/mjpeg.c → libavcodec/jpegtables.c

@@ -30,7 +30,7 @@
  * MJPEG encoder and decoder.
  */
 
-#include "mjpeg.h"
+#include "jpegtables.h"
 
 
 #if 0

libavcodec/jpegtables.h

+/*
+ * JPEG-related tables
+ *
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_JPEGTABLES_H
+#define AVCODEC_JPEGTABLES_H
+
+#include <stdint.h>
+
+#include "libavutil/internal.h"
+
+extern av_export const uint8_t avpriv_mjpeg_bits_dc_luminance[];
+extern av_export const uint8_t avpriv_mjpeg_val_dc[];
+
+extern av_export const uint8_t avpriv_mjpeg_bits_dc_chrominance[];
+
+extern av_export const uint8_t avpriv_mjpeg_bits_ac_luminance[];
+extern av_export const uint8_t avpriv_mjpeg_val_ac_luminance[];
+
+extern av_export const uint8_t avpriv_mjpeg_bits_ac_chrominance[];
+extern av_export const uint8_t avpriv_mjpeg_val_ac_chrominance[];
+
+void ff_mjpeg_build_huffman_codes(uint8_t *huff_size, uint16_t *huff_code,
+                                  const uint8_t *bits_table,
+                                  const uint8_t *val_table);
+
+#endif /* AVCODEC_JPEGTABLES_H */

libavcodec/ljpegenc.c

@@ -37,6 +37,7 @@
 #include "avcodec.h"
 #include "idctdsp.h"
 #include "internal.h"
+#include "jpegtables.h"
 #include "mjpegenc_common.h"
 #include "mpegvideo.h"
 #include "mjpeg.h"

libavcodec/mjpeg.h

@@ -33,10 +33,6 @@
 #ifndef AVCODEC_MJPEG_H
 #define AVCODEC_MJPEG_H
 
-#include "libavutil/internal.h"
-
-#include "avcodec.h"
-
 /* JPEG marker codes */
 enum JpegMarker {
     /* start of frame */
@@ -131,19 +127,4 @@ enum JpegMarker {
         case 7: ret= (left + top)>>1; break;\
     }
 
-extern av_export const uint8_t avpriv_mjpeg_bits_dc_luminance[];
-extern av_export const uint8_t avpriv_mjpeg_val_dc[];
-
-extern av_export const uint8_t avpriv_mjpeg_bits_dc_chrominance[];
-
-extern av_export const uint8_t avpriv_mjpeg_bits_ac_luminance[];
-extern av_export const uint8_t avpriv_mjpeg_val_ac_luminance[];
-
-extern av_export const uint8_t avpriv_mjpeg_bits_ac_chrominance[];
-extern av_export const uint8_t avpriv_mjpeg_val_ac_chrominance[];
-
-void ff_mjpeg_build_huffman_codes(uint8_t *huff_size, uint16_t *huff_code,
-                                  const uint8_t *bits_table,
-                                  const uint8_t *val_table);
-
 #endif /* AVCODEC_MJPEG_H */

libavcodec/mjpeg2jpeg_bsf.c

@@ -30,7 +30,7 @@
 #include "libavutil/mem.h"
 
 #include "avcodec.h"
-#include "mjpeg.h"
+#include "jpegtables.h"
 
 static const uint8_t jpeg_header[] = {
     0xff, 0xd8,                     // SOI

libavcodec/mjpegdec.c

@@ -38,6 +38,7 @@
 #include "blockdsp.h"
 #include "idctdsp.h"
 #include "internal.h"
+#include "jpegtables.h"
 #include "mjpeg.h"
 #include "mjpegdec.h"
 #include "jpeglsdec.h"

libavcodec/mjpegenc.c

@@ -35,6 +35,7 @@
 #include "libavutil/pixdesc.h"
 
 #include "avcodec.h"
+#include "jpegtables.h"
 #include "mjpegenc_common.h"
 #include "mpegvideo.h"
 #include "mjpeg.h"

libavcodec/mjpegenc_common.c

@@ -27,6 +27,7 @@
 
 #include "avcodec.h"
 #include "idctdsp.h"
+#include "jpegtables.h"
 #include "put_bits.h"
 #include "mjpegenc.h"
 #include "mjpegenc_common.h"

libavformat/rtpdec_jpeg.c

@@ -24,6 +24,7 @@
 #include "rtpdec.h"
 #include "rtpdec_formats.h"
 #include "libavutil/intreadwrite.h"
+#include "libavcodec/jpegtables.h"
 #include "libavcodec/mjpeg.h"
 #include "libavcodec/bytestream.h"