Remove TARGA output support.HEADmaster

It is not very useful.

5 files changed, 6 insertions, 191 deletions

diff --git a/source/fitz/output-tga.c b/source/fitz/output-tga.c
deleted file mode 100644
index 51ebe5db..00000000
--- a/source/fitz/output-tga.c
+++ /dev/null
@@ -1,169 +0,0 @@
-#include "mupdf/fitz.h"
-
-#include <string.h>
-
-/*
- * Write pixmap to TGA file (with or without alpha channel)
- */
-
-typedef struct {
-	fz_band_writer super;
-	int is_bgr;
-} tga_band_writer;
-
-static inline void tga_put_pixel(fz_context *ctx, fz_output *out, const unsigned char *data, int n, int is_bgr)
-{
-	int a, inva;
-	switch(n)
-	{
-	case 4: /* RGBA or BGRA */
-		a = data[3];
-		inva = a ? 256 * 255 / a : 0;
-		if (!is_bgr) {
-			fz_write_byte(ctx, out, (data[2] * inva + 128)>>8);
-			fz_write_byte(ctx, out, (data[1] * inva + 128)>>8);
-			fz_write_byte(ctx, out, (data[0] * inva + 128)>>8);
-		} else {
-			fz_write_byte(ctx, out, (data[0] * inva + 128)>>8);
-			fz_write_byte(ctx, out, (data[1] * inva + 128)>>8);
-			fz_write_byte(ctx, out, (data[2] * inva + 128)>>8);
-		}
-		fz_write_byte(ctx, out, a);
-		break;
-	case 3: /* RGB or BGR */
-		if (!is_bgr) {
-			fz_write_byte(ctx, out, data[2]);
-			fz_write_byte(ctx, out, data[1]);
-			fz_write_byte(ctx, out, data[0]);
-		} else {
-			fz_write_byte(ctx, out, data[0]);
-			fz_write_byte(ctx, out, data[1]);
-			fz_write_byte(ctx, out, data[2]);
-		}
-		break;
-	case 2: /* GA */
-		a = data[1];
-		inva = a ? 256 * 255 / a : 0;
-		inva = (data[0] * inva + 128)>>8;
-		fz_write_byte(ctx, out, inva);
-		fz_write_byte(ctx, out, inva);
-		fz_write_byte(ctx, out, inva);
-		fz_write_byte(ctx, out, a);
-		break;
-	case 1: /* G */
-		fz_write_byte(ctx, out, data[0]);
-		break;
-	}
-}
-
-void
-fz_save_pixmap_as_tga(fz_context *ctx, fz_pixmap *pixmap, const char *filename)
-{
-	fz_output *out = fz_new_output_with_path(ctx, filename, 0);
-	fz_try(ctx)
-	{
-		fz_write_pixmap_as_tga(ctx, out, pixmap);
-		fz_close_output(ctx, out);
-	}
-	fz_always(ctx)
-		fz_drop_output(ctx, out);
-	fz_catch(ctx)
-		fz_rethrow(ctx);
-}
-
-void
-fz_write_pixmap_as_tga(fz_context *ctx, fz_output *out, fz_pixmap *pixmap)
-{
-	fz_band_writer *writer = fz_new_tga_band_writer(ctx, out, fz_colorspace_is_bgr(ctx, pixmap->colorspace));
-	fz_try(ctx)
-	{
-		fz_write_header(ctx, writer, pixmap->w, pixmap->h, pixmap->n, pixmap->alpha, pixmap->xres, pixmap->yres, 0, pixmap->colorspace, pixmap->seps);
-		fz_write_band(ctx, writer, -pixmap->stride, pixmap->h, pixmap->samples + pixmap->stride * (pixmap->h-1));
-	}
-	fz_always(ctx)
-		fz_drop_band_writer(ctx, writer);
-	fz_catch(ctx)
-		fz_rethrow(ctx);
-}
-
-static void
-tga_write_header(fz_context *ctx, fz_band_writer *writer_, const fz_colorspace *cs)
-{
-	tga_band_writer *writer = (tga_band_writer *)writer_;
-	fz_output *out = writer->super.out;
-	int w = writer->super.w;
-	int h = writer->super.h;
-	int n = writer->super.n;
-	int alpha = writer->super.alpha;
-	unsigned char head[18];
-	int d = (alpha && n > 1) ? 4 : (n == 1 ? 1 : 3);
-
-	if (writer->super.s != 0)
-		fz_throw(ctx, FZ_ERROR_GENERIC, "TGA writer cannot cope with spot colors");
-	if (n-alpha > 1 && n != 3+alpha)
-		fz_throw(ctx, FZ_ERROR_GENERIC, "pixmap must be grayscale/rgb/rgba (with or without alpha) to write as tga");
-	memset(head, 0, sizeof(head));
-	head[2] = n > 1 ? 10 /* RGB or RGBA or GA */ : 11 /* G */;
-	head[12] = w & 0xFF; head[13] = (w >> 8) & 0xFF;
-	head[14] = h & 0xFF; head[15] = (h >> 8) & 0xFF;
-	head[16] = d * 8; /* BPP */
-	head[17] = alpha && n > 1 ? 8 : 0; /* Alpha bpp */
-
-	fz_write_data(ctx, out, head, sizeof(head));
-}
-
-static void
-tga_write_band(fz_context *ctx, fz_band_writer *writer_, int stride, int band_start, int band_height, const unsigned char *samples)
-{
-	tga_band_writer *writer = (tga_band_writer *)writer_;
-	fz_output *out = writer->super.out;
-	int w = writer->super.w;
-	int n = writer->super.n;
-	int d = (writer->super.alpha && n > 1) ? 4 : (n == 1 ? 1 : 3);
-	int is_bgr = writer->is_bgr;
-	int k;
-
-	for (k = 0; k < band_height; k++)
-	{
-		int i, j;
-		const unsigned char *line = samples + stride * k;
-		for (i = 0, j = 1; i < w; i += j, j = 1)
-		{
-			for (; i + j < w && j < 128 && !memcmp(line + i * n, line + (i + j) * n, d); j++);
-			if (j > 1)
-			{
-				fz_write_byte(ctx, out, j - 1 + 128);
-				tga_put_pixel(ctx, out, line + i * n, n, is_bgr);
-			}
-			else
-			{
-				for (; i + j < w && j <= 128 && memcmp(line + (i + j - 1) * n, line + (i + j) * n, d) != 0; j++);
-				if (i + j < w || j > 128)
-					j--;
-				fz_write_byte(ctx, out, j - 1);
-				for (; j > 0; j--, i++)
-					tga_put_pixel(ctx, out, line + i * n, n, is_bgr);
-			}
-		}
-	}
-}
-
-static void
-tga_write_trailer(fz_context *ctx, fz_band_writer *writer)
-{
-	fz_output *out = writer->out;
-
-	fz_write_data(ctx, out, "\0\0\0\0\0\0\0\0TRUEVISION-XFILE.\0", 26);
-}
-
-fz_band_writer *fz_new_tga_band_writer(fz_context *ctx, fz_output *out, int is_bgr)
-{
-	tga_band_writer *writer = fz_new_band_writer(ctx, tga_band_writer, out);
-
-	writer->super.header = tga_write_header;
-	writer->super.band = tga_write_band;
-	writer->super.trailer = tga_write_trailer;
-	writer->is_bgr = is_bgr;
-
-	return &writer->super;
-}
diff --git a/source/fitz/writer.c b/source/fitz/writer.c
index ada07089..77512f6a 100644
--- a/source/fitz/writer.c
+++ b/source/fitz/writer.c
@@ -68,11 +68,6 @@ fz_document_writer *fz_new_png_pixmap_writer(fz_context *ctx, const char *path,
 	return fz_new_pixmap_writer(ctx, path, options, "out-%04d.png", 0, fz_save_pixmap_as_png);
 }
 
-fz_document_writer *fz_new_tga_pixmap_writer(fz_context *ctx, const char *path, const char *options)
-{
-	return fz_new_pixmap_writer(ctx, path, options, "out-%04d.tga", 0, fz_save_pixmap_as_tga);
-}
-
 fz_document_writer *fz_new_pam_pixmap_writer(fz_context *ctx, const char *path, const char *options)
 {
 	return fz_new_pixmap_writer(ctx, path, options, "out-%04d.pam", 0, fz_save_pixmap_as_pam);
@@ -125,8 +120,6 @@ fz_new_document_writer(fz_context *ctx, const char *path, const char *format, co
 
 	if (!fz_strcasecmp(format, "png"))
 		return fz_new_png_pixmap_writer(ctx, path, options);
-	if (!fz_strcasecmp(format, "tga"))
-		return fz_new_tga_pixmap_writer(ctx, path, options);
 	if (!fz_strcasecmp(format, "pam"))
 		return fz_new_pam_pixmap_writer(ctx, path, options);
 	if (!fz_strcasecmp(format, "pnm"))
diff --git a/source/tools/muconvert.c b/source/tools/muconvert.c
index 04faed8c..c6fca7c1 100644
--- a/source/tools/muconvert.c
+++ b/source/tools/muconvert.c
@@ -42,7 +42,7 @@ static void usage(void)
 		"\n"
 		"\t-o -\toutput file name (%%d for page number)\n"
 		"\t-F -\toutput format (default inferred from output file name)\n"
-		"\t\t\traster: cbz, png, pnm, pgm, ppm, pam, tga, pbm, pkm.\n"
+		"\t\t\traster: cbz, png, pnm, pgm, ppm, pam, pbm, pkm.\n"
 		"\t\t\tprint-raster: pcl, pclm, ps, pwg.\n"
 		"\t\t\tvector: pdf, svg.\n"
 		"\t\t\ttext: html, xhtml, text, stext.\n"
diff --git a/source/tools/mudraw.c b/source/tools/mudraw.c
index 5a78ae8d..30c8a545 100644
--- a/source/tools/mudraw.c
+++ b/source/tools/mudraw.c
@@ -35,7 +35,7 @@ int gettimeofday(struct timeval *tv, struct timezone *tz);
 
 enum {
 	OUT_NONE,
-	OUT_PNG, OUT_TGA, OUT_PNM, OUT_PGM, OUT_PPM, OUT_PAM,
+	OUT_PNG, OUT_PNM, OUT_PGM, OUT_PPM, OUT_PAM,
 	OUT_PBM, OUT_PKM, OUT_PWG, OUT_PCL, OUT_PS, OUT_PSD,
 	OUT_TEXT, OUT_HTML, OUT_XHTML, OUT_STEXT, OUT_PCLM,
 	OUT_TRACE, OUT_SVG,
@@ -74,7 +74,6 @@ static const suffix_t suffix_table[] =
 #endif
 	{ ".psd", OUT_PSD, 1 },
 	{ ".ps", OUT_PS, 0 },
-	{ ".tga", OUT_TGA, 0 },
 
 	{ ".txt", OUT_TEXT, 0 },
 	{ ".text", OUT_TEXT, 0 },
@@ -131,7 +130,6 @@ static const format_cs_table_t format_cs_table[] =
 	{ OUT_PCLM, CS_RGB, { CS_RGB, CS_GRAY } },
 	{ OUT_PS, CS_RGB, { CS_GRAY, CS_RGB, CS_CMYK } },
 	{ OUT_PSD, CS_CMYK, { CS_GRAY, CS_GRAY_ALPHA, CS_RGB, CS_RGB_ALPHA, CS_CMYK, CS_CMYK_ALPHA, CS_ICC } },
-	{ OUT_TGA, CS_RGB, { CS_GRAY, CS_GRAY_ALPHA, CS_RGB, CS_RGB_ALPHA } },
 
 	{ OUT_TRACE, CS_RGB, { CS_RGB } },
 	{ OUT_SVG, CS_RGB, { CS_RGB } },
@@ -318,7 +316,7 @@ static void usage(void)
 		"\n"
 		"\t-o -\toutput file name (%%d for page number)\n"
 		"\t-F -\toutput format (default inferred from output file name)\n"
-		"\t\traster: png, tga, pnm, pam, pbm, pkm, pwg, pcl, ps\n"
+		"\t\traster: png, pnm, pam, pbm, pkm, pwg, pcl, ps\n"
 		"\t\tvector: svg, pdf, trace\n"
 		"\t\ttext: txt, html, stext\n"
 		"\n"
@@ -723,11 +721,6 @@ static void dodrawpage(fz_context *ctx, fz_page *page, fz_display_list *list, in
 		zoom = resolution / 72;
 		ctm = fz_pre_scale(fz_rotate(rotation), zoom, zoom);
 
-		if (output_format == OUT_TGA)
-		{
-			ctm = fz_pre_scale(fz_pre_translate(ctm, 0, -height), 1, -1);
-		}
-
 		tbounds = fz_transform_rect(mediabox, ctm);
 		ibounds = fz_round_rect(tbounds);
 
@@ -844,8 +837,6 @@ static void dodrawpage(fz_context *ctx, fz_page *page, fz_display_list *list, in
 					bander = fz_new_ps_band_writer(ctx, out);
 				else if (output_format == OUT_PSD)
 					bander = fz_new_psd_band_writer(ctx, out);
-				else if (output_format == OUT_TGA)
-					bander = fz_new_tga_band_writer(ctx, out, fz_colorspace_is_bgr(ctx, colorspace));
 				else if (output_format == OUT_PWG)
 				{
 					if (out_cs == CS_MONO)
@@ -1710,9 +1701,9 @@ int mudraw_main(int argc, char **argv)
 
 		if (band_height)
 		{
-			if (output_format != OUT_PAM && output_format != OUT_PGM && output_format != OUT_PPM && output_format != OUT_PNM && output_format != OUT_PNG && output_format != OUT_PBM && output_format != OUT_PKM && output_format != OUT_PCL && output_format != OUT_PCLM && output_format != OUT_PS && output_format != OUT_PSD && output_format != OUT_TGA)
+			if (output_format != OUT_PAM && output_format != OUT_PGM && output_format != OUT_PPM && output_format != OUT_PNM && output_format != OUT_PNG && output_format != OUT_PBM && output_format != OUT_PKM && output_format != OUT_PCL && output_format != OUT_PCLM && output_format != OUT_PS && output_format != OUT_PSD)
 			{
-				fprintf(stderr, "Banded operation only possible with PxM, PCL, PCLM, PS, PSD, PNG and TGA outputs\n");
+				fprintf(stderr, "Banded operation only possible with PxM, PCL, PCLM, PS, PSD, and PNG outputs\n");
 				exit(1);
 			}
 			if (showmd5)
diff --git a/source/tools/murun.c b/source/tools/murun.c
index d122ce51..90fc77ea 100644
--- a/source/tools/murun.c
+++ b/source/tools/murun.c
@@ -4731,7 +4731,7 @@ int murun_main(int argc, char **argv)
 		// Pixmap.scale()
 
 		jsB_propfun(J, "Pixmap.saveAsPNG", ffi_Pixmap_saveAsPNG, 1);
-		// Pixmap.saveAsPNM, PAM, TGA, PWG, PCL
+		// Pixmap.saveAsPNM, PAM, PWG, PCL
 
 		// Pixmap.halftone() -> Bitmap
 		// Pixmap.md5()