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Comments about CPC formats

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Thomas Bernard 2018-11-26 16:27:47 +01:00
parent 4b57acf1af
commit c1fd90137e
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1 changed files with 17 additions and 0 deletions
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17
src/miscfileformats.c
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@ -3863,6 +3863,18 @@ void Test_SCR(T_IO_Context * context, FILE * file)
pal_file = Open_file_read_with_alternate_ext(context, "pal");
if (pal_file == NULL)
return;
/** @todo the palette data can be hidden in the 48 "empty" bytes
* every 2048 bytes of a standard resolution SCR file.
* So we should detect the hidden Z80 code and load them.
* Load address of file is C000. Z80 code :<br>
* <tt>C7D0: 3a d0 d7 cd 1c bd 21 d1 d7 46 48 cd 38 bc af 21 | :.....!..FH.8..!</tt><br>
* <tt>C7E0: d1 d7 46 48 f5 e5 cd 32 bc e1 f1 23 3c fe 10 20 | ..FH...2...#<.. </tt><br>
* <tt>C7F0: f1 c3 18 bb 00 00 00 00 00 00 00 00 00 00 00 00 | ................</tt><br>
* mode and palette :<br>
* <tt>D7D0: 00 1a 00 0c 03 0b 01 0d 17 10 02 0f 09 19 06 00 | ................</tt><br>
* https://gitlab.com/GrafX2/grafX2/merge_requests/121#note_119964168
*/
pal_size = File_length_file(pal_file);
if (pal_size == 239+128)
@ -4299,6 +4311,9 @@ void Test_CM5(T_IO_Context * context, FILE * file)
/**
* Load Amstrad CPC "Mode 5" picture
*
* Only support 288x256 resolution as the Mode 5 Viewer app only handles this
* single resoltion.
*/
void Load_CM5(T_IO_Context* context)
{
@ -4526,6 +4541,8 @@ void Save_CM5(T_IO_Context* context)
// (actually 4 colors + flipping)
//
// - The standard CPC formats can also be encapsulated into a PPH file.
//
// http://www.pouet.net/prod.php?which=67770#c766959
*/
void Test_PPH(T_IO_Context * context, FILE * file)
{