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-rw-r--r--libmpcodecs/vd_mtga.c252
1 files changed, 0 insertions, 252 deletions
diff --git a/libmpcodecs/vd_mtga.c b/libmpcodecs/vd_mtga.c
deleted file mode 100644
index 861f898f80..0000000000
--- a/libmpcodecs/vd_mtga.c
+++ /dev/null
@@ -1,252 +0,0 @@
-/*
- * based on: XreaL's x_r_img_tga.* (http://www.sourceforge.net/projects/xreal/)
- * libtarga.*
- * xli's tga.*
- *
- * Copyright (c) 2002 Tilman Sauerbeck <tsauerbeck@users.sourceforge.net>
- *
- * This file is part of MPlayer.
- *
- * MPlayer is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * MPlayer is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with MPlayer; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <libavutil/intreadwrite.h>
-
-#include "config.h"
-#include "mp_msg.h"
-
-#include "libvo/fastmemcpy.h"
-
-#include "vd_internal.h"
-
-static const vd_info_t info =
-{
- "TGA Images decoder",
- "mtga",
- "Tilman Sauerbeck, A'rpi",
- "Tilman Sauerbeck",
- "only 24bpp and 32bpp RGB targa files support so far"
-};
-
-LIBVD_EXTERN(mtga)
-
-typedef enum
-{
- TGA_NO_DATA,
- TGA_UNCOMP_PALETTED,
- TGA_UNCOMP_TRUECOLOR,
- TGA_UNCOMP_GRAYSCALE,
- TGA_RLE_PALETTED = 9,
- TGA_RLE_TRUECOLOR,
- TGA_RLE_GRAYSCALE
-} TGAImageType;
-
-typedef struct
-{
- unsigned char id_len;
- unsigned short img_type;
-
- unsigned short width;
- unsigned short height;
-
- unsigned char bpp;
- unsigned char origin; /* 0 = lower left, 1 = upper left */
- unsigned short start_row;
- short increment;
-} TGAInfo;
-
-static unsigned int out_fmt = 0;
-
-static int last_w = -1;
-static int last_h = -1;
-static int last_c = -1;
-
-
-/* to set/get/query special features/parameters */
-static int control(sh_video_t *sh, int cmd, void *arg, ...)
-{
- switch (cmd)
- {
- case VDCTRL_QUERY_FORMAT:
- if (*((int *) arg) == out_fmt) return CONTROL_TRUE;
- return CONTROL_FALSE;
- }
- return CONTROL_UNKNOWN;
-}
-
-/* init driver */
-static int init(sh_video_t *sh)
-{
- sh->context = calloc(1, sizeof(TGAInfo));
- last_w = -1;
-
- return 1;
-}
-
-
-/* uninit driver */
-static void uninit(sh_video_t *sh)
-{
- TGAInfo *info = sh->context;
- free(info);
- return;
-}
-
-
-/* decode a runlength-encoded tga */
-static void decode_rle_tga(TGAInfo *info, unsigned char *data, mp_image_t *mpi)
-{
- int row, col, replen, i, num_bytes = info->bpp / 8;
- unsigned char repetitions, packet_header, *final;
-
- /* see line 207 to see why this loop is set up like this */
- for (row = info->start_row; (!info->origin && row) || (info->origin && row < info->height); row += info->increment)
- {
- final = mpi->planes[0] + mpi->stride[0] * row;
-
- for (col = 0; col < info->width; col += repetitions)
- {
- packet_header = *data++;
- repetitions = (1 + (packet_header & 0x7f));
- replen = repetitions * num_bytes;
-
- if (packet_header & 0x80) /* runlength encoded packet */
- {
- memcpy(final, data, num_bytes);
-
- // Note: this will be slow when DR to vram!
- i=num_bytes;
- while(2*i<=replen){
- memcpy(final+i,final,i);
- i*=2;
- }
- memcpy(final+i,final,replen-i);
- data += num_bytes;
- }
- else /* raw packet */
- {
- fast_memcpy(final, data, replen);
- data += replen;
- }
-
- final += replen;
- }
- }
-
- return;
-}
-
-
-static void decode_uncompressed_tga(TGAInfo *info, unsigned char *data, mp_image_t *mpi)
-{
- unsigned char *final;
- int row, num_bytes = info->bpp / 8;
-
- /* see line 207 to see why this loop is set up like this */
- for (row = info->start_row; (!info->origin && row) || (info->origin && row < info->height); row += info->increment)
- {
- final = mpi->planes[0] + mpi->stride[0] * row;
- fast_memcpy(final, data, info->width * num_bytes);
- data += info->width * num_bytes;
- }
-
- return;
-}
-
-
-static short read_tga_header(unsigned char *buf, TGAInfo *info)
-{
- info->id_len = buf[0];
-
- info->img_type = buf[2];
-
- /* targa data is always stored in little endian byte order */
- info->width = AV_RL16(&buf[12]);
- info->height = AV_RL16(&buf[14]);
-
- info->bpp = buf[16];
-
- info->origin = (buf[17] & 0x20) >> 5;
-
- /* FIXME check for valid targa data */
-
- return 0;
-}
-
-
-/* decode a frame */
-static mp_image_t *decode(sh_video_t *sh, void *raw, int len, int flags)
-{
- TGAInfo *info = sh->context;
- unsigned char *data = raw;
- mp_image_t *mpi;
-
-
- if (len <= 0)
- return NULL; /* skip frame */
-
- read_tga_header(data, info); /* read information about the file */
-
- if (info->bpp == 24)
- out_fmt = IMGFMT_BGR24;
- else if (info->bpp == 32)
- out_fmt = IMGFMT_BGR32;
- else
- {
- mp_msg(MSGT_DECVIDEO, MSGL_INFO, "Unsupported TGA type! depth=%d\n",info->bpp);
- return NULL;
- }
-
- if (info->img_type != TGA_UNCOMP_TRUECOLOR && info->img_type != TGA_RLE_TRUECOLOR) /* not a true color image */
- {
- mp_msg(MSGT_DECVIDEO, MSGL_INFO, "Unsupported TGA type: %i!\n", info->img_type);
- return NULL;
- }
-
- /* if img.origin is 0, we decode from bottom to top. if it's 1, we decode from top to bottom */
- info->start_row = (info->origin) ? 0 : info->height - 1;
- info->increment = (info->origin) ? 1 : -1;
-
- /* set data to the beginning of the image data */
- data += 18 + info->id_len;
-
- /* (re)init libvo if image parameters changed (width/height/colorspace) */
- if (last_w != info->width || last_h != info->height || last_c != out_fmt)
- {
- last_w = info->width;
- last_h = info->height;
- last_c = out_fmt;
-
- if (!out_fmt || !mpcodecs_config_vo(sh, info->width, info->height, out_fmt))
- return NULL;
- }
-
- if (!(mpi = mpcodecs_get_image(sh, MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE, info->width, info->height)))
- return NULL;
-
- /* finally decode the image */
- if (info->img_type == TGA_UNCOMP_TRUECOLOR)
- decode_uncompressed_tga(info, data, mpi);
- else if (info->img_type == TGA_RLE_TRUECOLOR)
- decode_rle_tga(info, data, mpi);
-// else
-// mpi = NULL;
-
- return mpi;
-}
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