* making resolution abbreviations right

* introducing sntsc/spal for square pixel ntsc/pal

Originally committed as revision 2177 to svn://svn.ffmpeg.org/ffmpeg/trunk

ffmpeg.c

@@ -2577,7 +2577,7 @@ static void show_formats(void)
         printf(" %s:", up->name);
     printf("\n");
     
-    printf("Frame size, frame rate abbreviations: ntsc pal film ntsc-film sqcif qcif cif 4cif\n");
+    printf("Frame size, frame rate abbreviations: ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\n");
     printf("Motion estimation methods:");
     pp = motion_str;
     while (*pp) {

libavformat/utils.c

@@ -1224,8 +1224,12 @@ typedef struct {
 } AbvEntry;
 
 static AbvEntry frame_abvs[] = {
-    { "ntsc",      352, 240, 30000, 1001 },
-    { "pal",       352, 288,    25,    1 },
+    { "ntsc",      720, 480, 30000, 1001 },
+    { "pal",       720, 576,    25,    1 },
+    { "qntsc",     352, 240, 30000, 1001 }, /* VCD compliant ntsc */
+    { "qpal",      352, 288,    25,    1 }, /* VCD compliant pal */
+    { "sntsc",     352, 240, 30000, 1001 }, /* square pixel ntsc */
+    { "spal",      352, 288,    25,    1 }, /* square pixel pal */
     { "film",      352, 240,    24,    1 },
     { "ntsc-film", 352, 240, 24000, 1001 },
     { "sqcif",     128,  96,     0,    0 },