Add IJPG decoder.
authorpontscho <pontscho@b3059339-0415-0410-9bf9-f77b7e298cf2>
Sun, 10 Mar 2002 22:49:18 +0000 (22:49 +0000)
committerpontscho <pontscho@b3059339-0415-0410-9bf9-f77b7e298cf2>
Sun, 10 Mar 2002 22:49:18 +0000 (22:49 +0000)
git-svn-id: svn://git.mplayerhq.hu/mplayer/trunk@5030 b3059339-0415-0410-9bf9-f77b7e298cf2

Makefile
codec-cfg.c
codec-cfg.h
configure
etc/codecs.conf
libmpcodecs/Makefile
libmpcodecs/vd.c
libmpcodecs/vd_ijpg.c [new file with mode: 0644]
libmpdemux/demux_mf.c

index 0ac394d..c1ebd7a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -55,7 +55,7 @@ else
 VO_LIBS = -Llibvo -lvo
 VO_INC = -Ilibvo
 endif
-V_LIBS = $(X_LIB) $(MP1E_LIB) $(GGI_LIB) $(MLIB_LIB) $(PNG_LIB) $(SDL_LIB) $(SVGA_LIB) $(AA_LIB) $(DIRECTFB_LIB)
+V_LIBS = $(X_LIB) $(MP1E_LIB) $(GGI_LIB) $(MLIB_LIB) $(JPEG_LIB) $(PNG_LIB) $(SDL_LIB) $(SVGA_LIB) $(AA_LIB) $(DIRECTFB_LIB)
 
 AO_LIBS = -Llibao2 -lao2
 A_LIBS = $(ALSA_LIB) $(NAS_LIB) $(MAD_LIB) $(VORBIS_LIB) $(SGIAUDIO_LIB)
index c18d99f..c339d69 100644 (file)
@@ -252,6 +252,7 @@ static short get_driver(char *s,int audioflag)
                "roqvideo",
                "qtrpza",
                "mpng",
+               "ijpg",
                NULL
        };
         char **drv=audioflag?audiodrv:videodrv;
index ebb3e37..fb44194 100644 (file)
@@ -60,6 +60,7 @@
 #define VFM_ROQVIDEO 19
 #define VFM_QTRPZA 20
 #define VFM_MPNG 21
+#define VFM_IJPG 22
 
 #ifndef GUID_TYPE
 #define GUID_TYPE
index 213f3a0..ab9917c 100755 (executable)
--- a/configure
+++ b/configure
@@ -120,6 +120,8 @@ Optional features:
   --enable-termcap       use termcap database for key codes [autodetect]
   --enable-lirc          enable LIRC (remote control) support [autodetect]
   --enable-gui           enable GUI [disable]
+  --enable-png          enable png support [autodetect]
+  --enable-jpeg                 enable jpeg support [autodetect]
   --disable-tv           disable TV Interface (tv/dvb grabbers) [enable]
   --disable-tv-v4l       disable Video 4 Linux TV Interface support [autodetect]
   --disable-win32        disable Win32 DLL support [autodetect]
@@ -737,6 +739,7 @@ _xv=auto
 _sdl=auto
 _nas=auto
 _png=auto
+_jpg=auto
 _gl=auto
 _ggi=auto
 _aa=auto
@@ -816,6 +819,8 @@ for ac_option do
   --disable-nas)       _nas=no         ;;
   --enable-png)                _png=yes        ;;
   --disable-png)       _png=no         ;;
+  --enable-jpeg)       _jpg=yes        ;;
+  --disable-jpeg)      _jpg=no         ;;
   --enable-gl)         _gl=yes         ;;
   --disable-gl)                _gl=no          ;;
   --enable-ggi)                _ggi=yes        ;;
@@ -1978,6 +1983,39 @@ else
   _mkf_png="no"
 fi
 
+echocheck "JPEG support"
+if test "$_jpg" = auto ; then
+  _jpg=no
+cat > $TMPC << EOF
+#include <stdio.h>
+#include <stdlib.h>
+#include <setjmp.h>
+#include <string.h>
+#include <jpeglib.h>
+int main(void) {
+  return 0;
+}
+EOF
+    if cc_check -ljpeg -lm ; then
+      if "$TMPO" >> "$TMPLOG" ; then
+        _jpg=yes
+        echores yes
+      fi
+    else
+      echores no
+    fi
+else
+  echores "$_jpg"
+fi
+if test "$_jpg" = yes ; then
+  _def_jpg='#define HAVE_JPEG 1'
+  _ld_jpg='-ljpeg'
+  _mkf_jpg="yes"
+else
+  _def_jpg='#undef HAVE_JPEG'
+  _mkf_jpg="no"
+fi
+
 
 if test "$_vesa" != no ; then
 echocheck "VESA support"
@@ -3061,6 +3099,7 @@ OPENDIVX = $_opendivx
 VO2 = $_vo2
 
 PNG = $_mkf_png
+JPEG = $_mkf_jpg
 
 EXTRA_LIB = $_ld_extra
 Z_LIB =  $_ld_static $_ld_zlib
@@ -3076,6 +3115,7 @@ GGI_LIB = $_ld_ggi
 MLIB_LIB =  $_ld_mlib
 MLIB_INC = $_inc_mlib
 PNG_LIB = $_ld_png
+JPEG_LIB = $_ld_jpg
 SDL_LIB = $_ld_sdl
 SVGA_LIB = $_ld_svga
 AA_LIB = $_ld_aa
@@ -3359,6 +3399,9 @@ $_def_termios_sys_h
 /* enable PNG support */
 $_def_png
 
+/* enable JPEG support */
+$_def_jpg
+
 /* libmad support */
 $_def_mad
 
index 0fd75c7..94506e4 100644 (file)
@@ -361,6 +361,14 @@ videocodec mpng
   driver mpng
   out BGR32,BGR24
 
+videocodec ijpg
+  info "IJPG codec"
+  status working
+  comment "Hm."
+  fourcc ijpg,IJPG
+  driver ijpg
+  out BGR24,BGR8
+
 videocodec roqvideo
   info "Id RoQ File Video Decoder"
   status buggy
index 88b560d..0020273 100644 (file)
@@ -3,7 +3,15 @@ include ../config.mak
 
 LIBNAME = libmpcodecs.a
 
-SRCS=dec_video.c vd.c vd_null.c vd_cinepak.c vd_qtrpza.c vd_ffmpeg.c vd_dshow.c vd_vfw.c vd_odivx.c vd_divx4.c vd_raw.c vd_xanim.c vd_rle.c vd_msvidc.c vd_fli.c vd_qtrle.c vd_qtsmc.c vd_roqvideo.c vd_cyuv.c vd_nuv.c vd_mpng.c vd_libmpeg2.c
+SRCS=dec_video.c vd.c vd_null.c vd_cinepak.c vd_qtrpza.c vd_ffmpeg.c vd_dshow.c vd_vfw.c vd_odivx.c vd_divx4.c vd_raw.c vd_xanim.c vd_rle.c vd_msvidc.c vd_fli.c vd_qtrle.c vd_qtsmc.c vd_roqvideo.c vd_cyuv.c vd_nuv.c vd_libmpeg2.c
+
+ifeq ($(PNG),yes)
+SRCS += vd_mpng.c
+endif
+
+ifeq ($(JPEG),yes)
+SRCS += vd_ijpg.c
+endif
 
 OBJS=$(SRCS:.c=.o)
 
index dcc9578..91eeea7 100644 (file)
@@ -41,6 +41,7 @@ extern vd_functions_t mpcodecs_vd_roqvideo;
 extern vd_functions_t mpcodecs_vd_cyuv;
 extern vd_functions_t mpcodecs_vd_nuv;
 extern vd_functions_t mpcodecs_vd_mpng;
+extern vd_functions_t mpcodecs_vd_ijpg;
 extern vd_functions_t mpcodecs_vd_libmpeg2;
 
 vd_functions_t* mpcodecs_vd_drivers[] = {
@@ -78,6 +79,9 @@ vd_functions_t* mpcodecs_vd_drivers[] = {
 #ifdef HAVE_PNG
         &mpcodecs_vd_mpng,
 #endif
+#ifdef HAVE_JPEG
+       &mpcodecs_vd_ijpg,
+#endif
         &mpcodecs_vd_libmpeg2,
        NULL
 };
diff --git a/libmpcodecs/vd_ijpg.c b/libmpcodecs/vd_ijpg.c
new file mode 100644 (file)
index 0000000..c690456
--- /dev/null
@@ -0,0 +1,192 @@
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "config.h"
+#include "mp_msg.h"
+
+#include <jconfig.h>
+#include <jmorecfg.h>
+#include <jpeglib.h>
+#include <jpegint.h>
+#include <jerror.h>
+
+#include <setjmp.h>
+
+#include "bswap.h"
+#include "postproc/rgb2rgb.h"
+#include "libvo/fastmemcpy.h"
+
+#include "vd_internal.h"
+
+static vd_info_t info = {
+       "JPEG Images decoder",
+       "ijpg",
+       VFM_IJPG,
+       "Pontscho",
+       "based on vd_mpng.c",
+       "uses Indipended JPEG Group's jpeglib"
+};
+
+LIBVD_EXTERN(ijpg)
+
+static unsigned int out_fmt=0;
+
+static int last_w=-1;
+static int last_h=-1;
+static int last_c=-1;
+
+// to set/get/query special features/parameters
+static int control(sh_video_t *sh,int cmd,void* arg,...){
+    return CONTROL_UNKNOWN;
+}
+
+// init driver
+static int init(sh_video_t *sh){
+    last_w=-1;
+    return 1;
+}
+
+// uninit driver
+static void uninit(sh_video_t *sh){
+}
+
+//mp_image_t* mpcodecs_get_image(sh_video_t *sh, int mp_imgtype, int mp_imgflag, int w, int h);
+
+typedef struct
+{
+ struct          jpeg_source_mgr pub;
+ unsigned char * inbuf;
+ int             bufsize;
+} my_source_mgr;
+
+typedef my_source_mgr * my_src_ptr;
+
+METHODDEF(void) init_source (j_decompress_ptr cinfo)
+{
+}
+
+METHODDEF(boolean) fill_input_buffer (j_decompress_ptr cinfo)
+{
+ my_src_ptr src = (my_src_ptr) cinfo->src;                                                         
+ size_t nbytes;                                                                                    
+ src->pub.next_input_byte = src->inbuf;
+ src->pub.bytes_in_buffer = src->bufsize;
+ return TRUE;
+}
+                                                                                                        
+METHODDEF(void) skip_input_data (j_decompress_ptr cinfo, long num_bytes)                           
+{                                                                                                  
+ my_src_ptr src = (my_src_ptr) cinfo->src;                                                        
+
+ if (num_bytes > 0)
+  {
+   while (num_bytes > (long) src->pub.bytes_in_buffer)
+    {
+     num_bytes -= (long) src->pub.bytes_in_buffer;
+     (void) fill_input_buffer(cinfo);
+    }
+   src->pub.next_input_byte += (size_t) num_bytes;
+   src->pub.bytes_in_buffer -= (size_t) num_bytes;
+  }
+}
+
+METHODDEF(void) term_source (j_decompress_ptr cinfo) { }                                           
+                                                  
+GLOBAL(void) jpeg_buf_src ( j_decompress_ptr cinfo, char * inbuf,int bufsize )                     
+{
+ my_src_ptr src;
+ if (cinfo->src == NULL) cinfo->src=malloc( sizeof( my_source_mgr ) );
+ src = (my_src_ptr) cinfo->src;
+ src->pub.init_source = init_source;
+ src->pub.fill_input_buffer = fill_input_buffer;
+ src->pub.skip_input_data = skip_input_data;
+ src->pub.resync_to_restart = jpeg_resync_to_restart;
+ src->pub.term_source = term_source;
+ src->inbuf = inbuf;
+ src->bufsize=bufsize;
+ src->pub.bytes_in_buffer = 0;
+ src->pub.next_input_byte = NULL;
+}
+
+struct my_error_mgr
+{
+ struct jpeg_error_mgr pub;
+ jmp_buf setjmp_buffer;
+};
+
+typedef struct my_error_mgr * my_error_ptr;
+
+METHODDEF(void) my_error_exit (j_common_ptr cinfo)
+{
+ my_error_ptr myerr=(my_error_ptr) cinfo->err;
+ (*cinfo->err->output_message) (cinfo);
+ longjmp(myerr->setjmp_buffer, 1);
+}
+
+static struct     jpeg_decompress_struct cinfo;
+static struct     my_error_mgr jerr;
+static int        row_stride;
+static int       count;
+                                 
+// decode a frame
+static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
+ mp_image_t * mpi = NULL;
+ int         width,height,depth,i,j;
+
+ if ( len <= 0 ) return NULL; // skipped frame
+
+ cinfo.err=jpeg_std_error( &jerr.pub );
+ jerr.pub.error_exit=my_error_exit;
+ if( setjmp( jerr.setjmp_buffer ) )
+  {
+   mp_msg( MSGT_DECVIDEO,MSGL_ERR,"[ijpg] setjmp error ...\n" );
+   return NULL;
+  }
+  
+ jpeg_create_decompress( &cinfo );
+ jpeg_buf_src( &cinfo,data,len );
+ jpeg_read_header( &cinfo,TRUE );
+ width=cinfo.image_width;
+ height=cinfo.image_height;
+ jpeg_start_decompress( &cinfo );
+ depth=cinfo.output_components * 8;
+
+ switch( depth ) {
+   case 8:  out_fmt=IMGFMT_BGR8;  break;
+   case 24: out_fmt=IMGFMT_BGR24; break;
+   default: mp_msg( MSGT_DECVIDEO,MSGL_ERR,"Sorry, unsupported JPEG colorspace: %d.\n",depth ); return NULL;
+ }
+
+ if ( last_w!=width || last_h!=height || last_c!=out_fmt )
+  {
+   last_w=width; last_h=height; last_c=out_fmt;
+   if ( !out_fmt ) return NULL;
+   mpcodecs_config_vo( sh,width,height,out_fmt );
+  }
+
+ mpi=mpcodecs_get_image( sh,MP_IMGTYPE_TEMP,MP_IMGFLAG_ACCEPT_STRIDE,width,height );
+ if ( !mpi ) return NULL;
+
+ row_stride=cinfo.output_width * cinfo.output_components;
+
+ for ( i=0;i < height;i++ )
+  {
+   char * row = mpi->planes[0] + mpi->stride[0] * i;
+   jpeg_read_scanlines( &cinfo,&row,1 );
+#warning workaround for rgb2bgr
+   if ( depth == 24 )
+    for ( j=0;j < width * 3;j+=3 )
+     {
+      char c;
+      c=row[j];
+      row[j]=row[j+2];
+      row[j+2]=c;
+     }
+  }
+  
+ jpeg_finish_decompress(&cinfo);                                                                   
+ jpeg_destroy_decompress(&cinfo);                                                                  
+           
+ return mpi;
+}
index c416882..adb2cb6 100644 (file)
@@ -94,7 +94,7 @@ demuxer_t* demux_open_mf(demuxer_t* demuxer){
   sh_video->ds = demuxer->video;
 
   if ( !strcasecmp( mf_type,"jpg" ) || 
-        !(strcasecmp(mf_type, "jpeg"))) sh_video->format = mmioFOURCC('M', 'J', 'P', 'G');
+        !(strcasecmp(mf_type, "jpeg"))) sh_video->format = mmioFOURCC('I', 'J', 'P', 'G');
    else 
      if ( !strcasecmp( mf_type,"png" )) sh_video->format = mmioFOURCC('M', 'P', 'N', 'G' );
        else { mp_msg(MSGT_DEMUX, MSGL_INFO, "[demux_mf] unknow input file type.\n" ); free( dmf ); return NULL; }