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lib70x: Rework the rewind logic a little bit

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* Support additional rewind sizes listed in updated EK305 CPC files
 * Some failure paths in the rewind checks could leave rewind enabled
This commit is contained in:
Solomon Peachy 2021-08-13 08:22:39 -04:00
parent 248a0041ea
commit b7e615c9ba
1 changed files with 44 additions and 43 deletions
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87
lib70x/libMitsuD70ImageReProcess.c
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@ -989,6 +989,7 @@ static void CImageEffect70_CalcSA(struct BandImage *img,
}
}
/* Returns 1 for OK, 0 for do NOT rewind! */
static int CImageEffect70_JudgeReverseSkipRibbon_int(struct BandImage *img,
int32_t *REV,
int invert)
@ -1042,32 +1043,55 @@ static int CImageEffect70_JudgeReverseSkipRibbon_int(struct BandImage *img,
return 1;
}
// called twice, once with param1 == 1, once with param1 == 2.
/* called twice, once with param1 == 1, once with param1 == 2.
Returns 0 for DO NOT REWIND, 1 for REWIND OK */
static int CImageEffect70_JudgeReverseSkipRibbon(struct CPCData *cpc,
struct BandImage *img,
int is_6inch,
int cols, int rows,
int param1)
{
int offset = -1;
if (param1 == 1) {
if (is_6inch) {
offset = 0; // REV[0][0]
} else {
offset = 19; // REV[1][0]
if (cols == 0x748) { // 6"
if (rows == 0x4c2) { // 6x4"
if (param1 == 1)
offset = 0; // REV[0][0] aka 6x4" p1
else if (param1 == 2)
offset = 19*2; // REV[2][0] aka 6x4" p2
} else if (rows == 0x39e ) { // 6x3"
if (param1 == 1)
offset = 19*5; // REV[5][0] aka 6x3" p1
else if (param1 == 2)
offset = 19*8; // REV[8][0] aka 6x3" p2
} else if (rows == 0x270 ) { // 6x2"
if (param1 == 1)
offset = 19*4; // REV[4][0] aka 6x2" p1
else if (param1 == 2)
offset = 19*7; // REV[7][0] aka 6x2" p2
}
} else if (param1 == 2) {
if (is_6inch) {
offset = 38; // REV[2][0]
} else {
offset = 57; // REV[3][0]
} else if (cols == 0x620) { // 5"
if (rows == 0x434) {
if (param1 == 1) // 5x3.5"
offset = 19*1; // REV[1][0] aka 5x3.5" p1
else if (param1 == 2)
offset = 19*3; // REV[3][0] aka 5x3.5" p2
} else if (rows == 0x39e) { // 5x3"
if (param1 == 1)
offset = 19*6; // REV[6][0] aka 5x3" p1
else if (param1 == 2)
offset = 19*9; // REV[9][0] aka 5x3" p2
}
}
/* Make sure we have a table entry; if not, no rewind for you! */
if (! cpc->REV[offset])
offset = -1;
if (offset != -1) {
return CImageEffect70_JudgeReverseSkipRibbon_int(img, &cpc->REV[offset], 1);
}
return 0;
return 0; /* Do NOT rewind is default */
}
static void CImageEffect70_DoConv(struct CImageEffect70 *data,
@ -1227,26 +1251,13 @@ int do_image_effect80(struct CPCData *cpc, struct CPCData *ecpc, struct BandImag
/* Figure out if we can get away with rewinding, or not... */
if (cpc->REV[0]) {
int is_6 = -1;
/* Only allow rewinds for 4x6 and 5x3.5" prints */
if (input->cols == 0x0620 && input->rows == 0x0434)
is_6 = 0;
else if (input->cols == 0x0748 && input->rows == 0x04c2)
is_6 = 1;
rew[1] = 1;
if (ecpc == NULL) /* IOW, only do the rewind check for SuperFine */
rew[0] = 1;
else if (is_6 != -1) {
rew[0] = CImageEffect70_JudgeReverseSkipRibbon(cpc, output, is_6, 1);
} else {
rew[0] = 1;
}
rew[0] = CImageEffect70_JudgeReverseSkipRibbon(cpc, output, input->cols, input->rows, 1);
}
rew[1] = 1;
/* If we're rewinding, we have to switch to the other CPC file and restart the process */
if (! rew[0] ) {
/* If we're NOT rewinding,
we have to switch to the other CPC file and restart the process */
if ( ! rew[0] ) {
CImageEffect70_Destroy(data);
data = CImageEffect70_Create(ecpc);
if (!data)
@ -1277,18 +1288,8 @@ int do_image_effect60(struct CPCData *cpc, struct CPCData *ecpc, struct BandImag
/* Figure out if we can get away with rewinding, or not... */
if (cpc->REV[0]) {
int is_6 = -1;
/* Only allow rewinds for 4x6 and 5x3.5" prints */
if (input->cols == 0x0620 && input->rows == 0x0434)
is_6 = 0;
else if (input->cols == 0x0748 && input->rows == 0x04c2)
is_6 = 1;
if (is_6 != -1) {
rew[0] = CImageEffect70_JudgeReverseSkipRibbon(cpc, output, is_6, 1);
rew[1] = CImageEffect70_JudgeReverseSkipRibbon(cpc, output, is_6, 2);
}
rew[0] = CImageEffect70_JudgeReverseSkipRibbon(cpc, output, input->cols, input->rows, 1);
rew[1] = CImageEffect70_JudgeReverseSkipRibbon(cpc, output, input->cols, input->rows, 2);
}
CImageEffect70_Destroy(data);