]> git.sesse.net Git - vlc/blobdiff - src/misc/image.c
Used VLC_CODEC_* and vlc_fourcc_GetCodec when suitable.
[vlc] / src / misc / image.c
index 4e5328473a55c62c77e4c31492b97fcf21ef1f7e..ba567af1b2b43c49f7e8b8e5ddb51fab411c840f 100644 (file)
 
 #include <vlc_common.h>
 #include <vlc_codec.h>
+#include <vlc_meta.h>
 #include <vlc_filter.h>
 #include <vlc_es.h>
 #include <vlc_image.h>
 #include <vlc_stream.h>
 #include <vlc_charset.h>
+#include <vlc_sout.h>
 #include <libvlc.h>
 
 static picture_t *ImageRead( image_handler_t *, block_t *,
@@ -69,7 +71,8 @@ static filter_t *CreateFilter( vlc_object_t *, es_format_t *,
                                video_format_t *, const char * );
 static void DeleteFilter( filter_t * );
 
-static vlc_fourcc_t Ext2Fourcc( const char * );
+vlc_fourcc_t image_Type2Fourcc( const char * );
+vlc_fourcc_t image_Ext2Fourcc( const char * );
 /*static const char *Fourcc2Ext( vlc_fourcc_t );*/
 
 /**
@@ -78,9 +81,10 @@ static vlc_fourcc_t Ext2Fourcc( const char * );
  */
 image_handler_t *__image_HandlerCreate( vlc_object_t *p_this )
 {
-    image_handler_t *p_image = malloc( sizeof(image_handler_t) );
+    image_handler_t *p_image = calloc( 1, sizeof(image_handler_t) );
+    if( !p_image )
+        return NULL;
 
-    memset( p_image, 0, sizeof(image_handler_t) );
     p_image->p_parent = p_this;
 
     p_image->pf_read = ImageRead;
@@ -232,12 +236,21 @@ static picture_t *ImageReadUrl( image_handler_t *p_image, const char *psz_url,
     p_block = block_New( p_image->p_parent, i_size );
 
     stream_Read( p_stream, p_block->p_buffer, i_size );
+
+    if( !p_fmt_in->i_chroma )
+    {
+        char *psz_mime = NULL;
+        stream_Control( p_stream, STREAM_GET_CONTENT_TYPE, &psz_mime );
+        if( psz_mime )
+            p_fmt_in->i_chroma = image_Mime2Fourcc( psz_mime );
+        free( psz_mime );
+    }
     stream_Delete( p_stream );
 
     if( !p_fmt_in->i_chroma )
     {
         /* Try to guess format from file name */
-        p_fmt_in->i_chroma = Ext2Fourcc( psz_url );
+        p_fmt_in->i_chroma = image_Ext2Fourcc( psz_url );
     }
 
     p_pic = ImageRead( p_image, p_block, p_fmt_in, p_fmt_out );
@@ -316,7 +329,7 @@ static block_t *ImageWrite( image_handler_t *p_image, picture_t *p_pic,
             p_image->p_filter->fmt_out.video = p_image->p_enc->fmt_in.video;
         }
 
-        picture_Yield( p_pic );
+        picture_Hold( p_pic );
 
         p_tmp_pic =
             p_image->p_filter->pf_video_filter( p_image->p_filter, p_pic );
@@ -349,7 +362,7 @@ static int ImageWriteUrl( image_handler_t *p_image, picture_t *p_pic,
     if( !p_fmt_out->i_chroma )
     {
         /* Try to guess format from file name */
-        p_fmt_out->i_chroma = Ext2Fourcc( psz_url );
+        p_fmt_out->i_chroma = image_Ext2Fourcc( psz_url );
     }
 
     file = utf8_fopen( psz_url, "wb" );
@@ -446,7 +459,7 @@ static picture_t *ImageConvert( image_handler_t *p_image, picture_t *p_pic,
         p_image->p_filter->fmt_out.video = *p_fmt_out;
     }
 
-    picture_Yield( p_pic );
+    picture_Hold( p_pic );
 
     p_pif = p_image->p_filter->pf_video_filter( p_image->p_filter, p_pic );
 
@@ -457,7 +470,8 @@ static picture_t *ImageConvert( image_handler_t *p_image, picture_t *p_pic,
         /* Duplicate image */
         picture_Release( p_pif ); /* XXX: Better fix must be possible */
         p_pif = p_image->p_filter->pf_vout_buffer_new( p_image->p_filter );
-        if( p_pif ) vout_CopyPicture( p_image->p_parent, p_pif, p_pic );
+        if( p_pif )
+            picture_Copy( p_pif, p_pic );
     }
 
     return p_pif;
@@ -493,7 +507,7 @@ static picture_t *ImageFilter( image_handler_t *p_image, picture_t *p_pic,
         p_image->p_filter->fmt_out.video = *p_fmt;
     }
 
-    picture_Yield( p_pic );
+    picture_Hold( p_pic );
 
     return p_image->p_filter->pf_video_filter( p_image->p_filter, p_pic );
 }
@@ -502,54 +516,52 @@ static picture_t *ImageFilter( image_handler_t *p_image, picture_t *p_pic,
  * Misc functions
  *
  */
-static struct
+static const struct
 {
     vlc_fourcc_t i_codec;
     const char *psz_ext;
 
 } ext_table[] =
 {
-    { VLC_FOURCC('j','p','e','g'), "jpeg" },
-    { VLC_FOURCC('j','p','e','g'), "jpg"  },
-    { VLC_FOURCC('l','j','p','g'), "ljpg" },
-    { VLC_FOURCC('p','n','g',' '), "png" },
-    { VLC_FOURCC('p','g','m',' '), "pgm" },
-    { VLC_FOURCC('p','g','m','y'), "pgmyuv" },
+    { VLC_CODEC_JPEG,              "jpeg" },
+    { VLC_CODEC_JPEG,              "jpg"  },
+    { VLC_CODEC_JPEGLS,            "ljpg" },
+    { VLC_CODEC_PNG,               "png" },
+    { VLC_CODEC_PGM,               "pgm" },
+    { VLC_CODEC_PGMYUV,            "pgmyuv" },
     { VLC_FOURCC('p','b','m',' '), "pbm" },
     { VLC_FOURCC('p','a','m',' '), "pam" },
-    { VLC_FOURCC('t','g','a',' '), "tga" },
-    { VLC_FOURCC('b','m','p',' '), "bmp" },
-    { VLC_FOURCC('p','n','m',' '), "pnm" },
+    { VLC_CODEC_TARGA,             "tga" },
+    { VLC_CODEC_BMP,               "bmp" },
+    { VLC_CODEC_PNM,               "pnm" },
     { VLC_FOURCC('x','p','m',' '), "xpm" },
     { VLC_FOURCC('x','c','f',' '), "xcf" },
-    { VLC_FOURCC('p','c','x',' '), "pcx" },
-    { VLC_FOURCC('g','i','f',' '), "gif" },
-    { VLC_FOURCC('t','i','f','f'), "tif" },
-    { VLC_FOURCC('t','i','f','f'), "tiff" },
+    { VLC_CODEC_PCX,               "pcx" },
+    { VLC_CODEC_GIF,               "gif" },
+    { VLC_CODEC_TIFF,              "tif" },
+    { VLC_CODEC_TIFF,              "tiff" },
     { VLC_FOURCC('l','b','m',' '), "lbm" },
     { 0, NULL }
 };
 
-static vlc_fourcc_t Ext2Fourcc( const char *psz_name )
+vlc_fourcc_t image_Type2Fourcc( const char *psz_type )
 {
     int i;
 
+    for( i = 0; ext_table[i].i_codec; i++ )
+        if( !strcasecmp( ext_table[i].psz_ext, psz_type ) )
+            return ext_table[i].i_codec;
+
+    return 0;
+}
+
+vlc_fourcc_t image_Ext2Fourcc( const char *psz_name )
+{
     psz_name = strrchr( psz_name, '.' );
     if( !psz_name ) return 0;
     psz_name++;
 
-    for( i = 0; ext_table[i].i_codec; i++ )
-    {
-        int j;
-        for( j = 0; toupper(ext_table[i].psz_ext[j]) == toupper(psz_name[j]);
-             j++ )
-        {
-            if( !ext_table[i].psz_ext[j] && !psz_name[j] )
-                return ext_table[i].i_codec;
-        }
-    }
-
-    return 0;
+    return image_Type2Fourcc( psz_name );
 }
 
 /*
@@ -566,13 +578,43 @@ static const char *Fourcc2Ext( vlc_fourcc_t i_codec )
 }
 */
 
-static void video_release_buffer( picture_t *p_pic )
+static const struct
 {
-    picture_Release( p_pic );
+    vlc_fourcc_t i_codec;
+    const char *psz_mime;
+} mime_table[] =
+{
+    { VLC_CODEC_BMP,               "image/bmp" },
+    { VLC_CODEC_BMP,               "image/x-bmp" },
+    { VLC_CODEC_BMP,               "image/x-bitmap" },
+    { VLC_CODEC_BMP,               "image/x-ms-bmp" },
+    { VLC_CODEC_PNM,               "image/x-portable-anymap" },
+    { VLC_CODEC_PNM,               "image/x-portable-bitmap" },
+    { VLC_CODEC_PNM,               "image/x-portable-graymap" },
+    { VLC_CODEC_PNM,               "image/x-portable-pixmap" },
+    { VLC_CODEC_GIF,               "image/gif" },
+    { VLC_CODEC_JPEG,              "image/jpeg" },
+    { VLC_CODEC_PCX,               "image/pcx" },
+    { VLC_CODEC_PNG,               "image/png" },
+    { VLC_CODEC_TIFF,              "image/tiff" },
+    { VLC_CODEC_TARGA,             "iamge/x-tga" },
+    { VLC_FOURCC('x','p','m',' '), "image/x-xpixmap" },
+    { 0, NULL }
+};
+
+vlc_fourcc_t image_Mime2Fourcc( const char *psz_mime )
+{
+    int i;
+    for( i = 0; mime_table[i].i_codec; i++ )
+        if( !strcmp( psz_mime, mime_table[i].psz_mime ) )
+            return mime_table[i].i_codec;
+    return 0;
 }
 
+
 static picture_t *video_new_buffer( decoder_t *p_dec )
 {
+    p_dec->fmt_out.video.i_chroma = p_dec->fmt_out.i_codec;
     return picture_New( p_dec->fmt_out.video.i_chroma,
                         p_dec->fmt_out.video.i_width,
                         p_dec->fmt_out.video.i_height,
@@ -591,7 +633,7 @@ static void video_del_buffer( decoder_t *p_dec, picture_t *p_pic )
 static void video_link_picture( decoder_t *p_dec, picture_t *p_pic )
 {
     (void)p_dec;
-    picture_Yield( p_pic );
+    picture_Hold( p_pic );
 }
 
 static void video_unlink_picture( decoder_t *p_dec, picture_t *p_pic )
@@ -622,7 +664,7 @@ static decoder_t *CreateDecoder( vlc_object_t *p_this, video_format_t *fmt )
     vlc_object_attach( p_dec, p_this );
 
     /* Find a suitable decoder module */
-    p_dec->p_module = module_Need( p_dec, "decoder", "$codec", 0 );
+    p_dec->p_module = module_need( p_dec, "decoder", "$codec", false );
     if( !p_dec->p_module )
     {
         msg_Err( p_dec, "no suitable decoder module for fourcc `%4.4s'.\n"
@@ -640,11 +682,14 @@ static void DeleteDecoder( decoder_t * p_dec )
 {
     vlc_object_detach( p_dec );
 
-    if( p_dec->p_module ) module_Unneed( p_dec, p_dec->p_module );
+    if( p_dec->p_module ) module_unneed( p_dec, p_dec->p_module );
 
     es_format_Clean( &p_dec->fmt_in );
     es_format_Clean( &p_dec->fmt_out );
 
+    if( p_dec->p_description )
+        vlc_meta_Delete( p_dec->p_description );
+
     vlc_object_release( p_dec );
     p_dec = NULL;
 }
@@ -654,7 +699,7 @@ static encoder_t *CreateEncoder( vlc_object_t *p_this, video_format_t *fmt_in,
 {
     encoder_t *p_enc;
 
-    p_enc = vlc_object_create( p_this, VLC_OBJECT_ENCODER );
+    p_enc = sout_EncoderCreate( p_this );
     if( p_enc == NULL )
         return NULL;
 
@@ -701,7 +746,7 @@ static encoder_t *CreateEncoder( vlc_object_t *p_this, video_format_t *fmt_in,
     vlc_object_attach( p_enc, p_this );
 
     /* Find a suitable decoder module */
-    p_enc->p_module = module_Need( p_enc, "encoder", 0, 0 );
+    p_enc->p_module = module_need( p_enc, "encoder", NULL, false );
     if( !p_enc->p_module )
     {
         msg_Err( p_enc, "no suitable encoder module for fourcc `%4.4s'.\n"
@@ -720,7 +765,7 @@ static void DeleteEncoder( encoder_t * p_enc )
 {
     vlc_object_detach( p_enc );
 
-    if( p_enc->p_module ) module_Unneed( p_enc, p_enc->p_module );
+    if( p_enc->p_module ) module_unneed( p_enc, p_enc->p_module );
 
     es_format_Clean( &p_enc->fmt_in );
     es_format_Clean( &p_enc->fmt_out );
@@ -749,8 +794,8 @@ static filter_t *CreateFilter( vlc_object_t *p_this, es_format_t *p_fmt_in,
     p_filter->fmt_out = *p_fmt_in;
     p_filter->fmt_out.i_codec = p_fmt_out->i_chroma;
     p_filter->fmt_out.video = *p_fmt_out;
-    p_filter->p_module = module_Need( p_filter, "video filter2",
-                                      psz_module, 0 );
+    p_filter->p_module = module_need( p_filter, "video filter2",
+                                      psz_module, false );
 
     if( !p_filter->p_module )
     {
@@ -766,7 +811,7 @@ static void DeleteFilter( filter_t * p_filter )
 {
     vlc_object_detach( p_filter );
 
-    if( p_filter->p_module ) module_Unneed( p_filter, p_filter->p_module );
+    if( p_filter->p_module ) module_unneed( p_filter, p_filter->p_module );
 
     es_format_Clean( &p_filter->fmt_in );
     es_format_Clean( &p_filter->fmt_out );