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-rw-r--r--libmpcodecs/native/qtrpza.c262
1 files changed, 0 insertions, 262 deletions
diff --git a/libmpcodecs/native/qtrpza.c b/libmpcodecs/native/qtrpza.c
deleted file mode 100644
index 6f0db5f921..0000000000
--- a/libmpcodecs/native/qtrpza.c
+++ /dev/null
@@ -1,262 +0,0 @@
-/*
- *
- * Apple Video (rpza) QuickTime Decoder for Mplayer
- * (c) 2002 Roberto Togni
- *
- * Fourcc: rpza, azpr
- *
- * Some code comes from qtsmc.c by Mike Melanson
- *
- * A description of the decoding algorithm can be found here:
- * http://www.pcisys.net/~melanson/codecs/
- */
-
-#include "config.h"
-#include "bswap.h"
-#include "mp_msg.h"
-
-#define BE_16(x) (be2me_16(*(unsigned short *)(x)))
-#define BE_32(x) (be2me_32(*(unsigned int *)(x)))
-
-
-#define ADVANCE_BLOCK() \
-{ \
- pixel_ptr += block_x_inc; \
- if (pixel_ptr >= (width * bytes_per_pixel)) \
- { \
- pixel_ptr = 0; \
- row_ptr += block_y_inc * 4; \
- } \
- total_blocks--; \
- if (total_blocks < 0) \
- { \
- mp_msg(MSGT_DECVIDEO, MSGL_WARN, "block counter just went negative (this should not happen)\n"); \
- return; \
- } \
-}
-
-#define PAINT_CURRENT_PIXEL(r, g, b, color) \
-{ \
- if (bytes_per_pixel == 2) { \
- (*(unsigned short*)(&decoded[block_ptr])) = color & 0x7fff; \
- block_ptr += 2; \
- } else { \
- decoded[block_ptr++] = (b); \
- decoded[block_ptr++] = (g); \
- decoded[block_ptr++] = (r); \
- if (bytes_per_pixel == 4) /* 32bpp */ \
- block_ptr++; \
- } \
-}
-
-#define COLOR_FIX(col_out, col_in) (col_out) = ((col_in) << 3) | ((col_in) >> 2)
-
-#define COLOR_TO_RGB(r, g, b, color) \
-{ \
- if (bytes_per_pixel != 2) { \
- unsigned short tmp; \
- tmp = (color >> 10) & 0x1f; \
- COLOR_FIX (r, tmp); \
- tmp = (color >> 5) & 0x1f; \
- COLOR_FIX (g, tmp); \
- tmp = color & 0x1f; \
- COLOR_FIX (b, tmp); \
- } \
-}
-
-#define COLORAB_TO_RGB4(rgb4, color4, colorA, colorB) \
-{ \
- unsigned short ta, tb, tt; \
- if (bytes_per_pixel != 2) { \
- ta = (colorA >> 10) & 0x1f; \
- tb = (colorB >> 10) & 0x1f; \
- COLOR_FIX (rgb4[3][0], ta); \
- COLOR_FIX (rgb4[0][0], tb); \
- tt = (11 * ta + 21 * tb) >> 5; \
- COLOR_FIX (rgb4[1][0], tt); \
- tt = (21 * ta + 11 * tb) >> 5; \
- COLOR_FIX (rgb4[2][0], tt); \
- ta = (colorA >> 5) & 0x1f; \
- tb = (colorB >> 5) & 0x1f; \
- COLOR_FIX (rgb4[3][1], ta); \
- COLOR_FIX (rgb4[0][1], tb); \
- tt = (11 * ta + 21 * tb) >> 5; \
- COLOR_FIX (rgb4[1][1], tt); \
- tt = (21 * ta + 11 * tb) >> 5; \
- COLOR_FIX (rgb4[2][1], tt); \
- ta = colorA & 0x1f; \
- tb = colorB & 0x1f; \
- COLOR_FIX (rgb4[3][2], ta); \
- COLOR_FIX (rgb4[0][2], tb); \
- tt = (11 * ta + 21 * tb) >> 5; \
- COLOR_FIX (rgb4[1][2], tt); \
- tt = (21 * ta + 11 * tb) >> 5; \
- COLOR_FIX (rgb4[2][2], tt); \
- } else { \
- color4[3] = colorA; \
- color4[0] = colorB; \
- ta = (colorA >> 10) & 0x1f; \
- tb = (colorB >> 10) & 0x1f; \
- color4[1] = ((11 * ta + 21 * tb) << 5) & 0x7c00; \
- color4[2] = ((21 * ta + 11 * tb) << 5) & 0x7c00; \
- ta = (colorA >> 5) & 0x1f; \
- tb = (colorB >> 5) & 0x1f; \
- color4[1] |= (11 * ta + 21 * tb) & 0x3e0; \
- color4[2] |= (21 * ta + 11 * tb) & 0x3e0; \
- ta = colorA & 0x1f; \
- tb = colorB & 0x1f; \
- color4[1] |= (11 * ta + 21 * tb) >> 5; \
- color4[2] |= (21 * ta + 11 * tb) >> 5; \
- } \
-}
-
-
-
-/*
- * rpza frame decoder
- *
- * Input values:
- *
- * *encoded: buffer of encoded data (chunk)
- * encoded_size: length of encoded buffer
- * *decoded: buffer where decoded data is written (image buffer)
- * width: width of decoded frame in pixels
- * height: height of decoded frame in pixels
- * bytes_per_pixel: bytes/pixel in output image (color depth)
- *
- */
-
-void qt_decode_rpza(char *encoded, int encoded_size, char *decoded, int width,
- int height, int bytes_per_pixel)
-{
-
- int stream_ptr = 0;
- int chunk_size;
- unsigned char opcode;
- int n_blocks;
- unsigned short colorA, colorB;
- unsigned char r, g, b;
- unsigned char rgb4[4][3];
- unsigned short color4[4];
- unsigned char index, idx;
-
- int row_ptr = 0;
- int pixel_ptr = 0;
- int pixel_x, pixel_y;
- int row_inc = bytes_per_pixel * (width - 4);
- int block_x_inc = bytes_per_pixel * 4;
- int block_y_inc = bytes_per_pixel * width;
- int block_ptr;
- int total_blocks;
-
-
- /* First byte is always 0xe1. Warn if it's different */
- if ((unsigned char)encoded[stream_ptr] != 0xe1)
- mp_msg(MSGT_DECVIDEO, MSGL_WARN,
- "First chunk byte is 0x%02x instead of 0x1e\n",
- (unsigned char)encoded[stream_ptr]);
-
- /* Get chunk size, ingnoring first byte */
- chunk_size = BE_32(&encoded[stream_ptr]) & 0x00FFFFFF;
- stream_ptr += 4;
-
- /* If length mismatch use size from MOV file and try to decode anyway */
- if (chunk_size != encoded_size)
- mp_msg(MSGT_DECVIDEO, MSGL_WARN, "MOV chunk size != encoded chunk size; using MOV chunk size\n");
-
- chunk_size = encoded_size;
-
- /* Number of 4x4 blocks in frame. */
- total_blocks = (width * height) / (4 * 4);
-
- /* Process chunk data */
- while (stream_ptr < chunk_size) {
- opcode = encoded[stream_ptr++]; /* Get opcode */
-
- n_blocks = (opcode & 0x1f) +1; /* Extract block counter from opcode */
-
- /* If opcode MSbit is 0, we need more data to decide what to do */
- if ((opcode & 0x80) == 0) {
- colorA = (opcode << 8) | ((unsigned char)encoded[stream_ptr++]);
- opcode = 0;
- if ((encoded[stream_ptr] & 0x80) != 0) {
- /* Must behave as opcode 110xxxxx, using colorA computed above.*/
- /* Use fake opcode 0x20 to enter switch block at the right place */
- opcode = 0x20;
- n_blocks = 1;
- }
- }
- switch (opcode & 0xe0) {
- /* Skip blocks */
- case 0x80:
- while (n_blocks--)
- ADVANCE_BLOCK();
- break;
-
- /* Fill blocks with one color */
- case 0xa0:
- colorA = BE_16 (&encoded[stream_ptr]);
- stream_ptr += 2;
- COLOR_TO_RGB (r, g, b, colorA);
- while (n_blocks--) {
- block_ptr = row_ptr + pixel_ptr;
- for (pixel_y = 0; pixel_y < 4; pixel_y++) {
- for (pixel_x = 0; pixel_x < 4; pixel_x++){
- PAINT_CURRENT_PIXEL(r, g, b, colorA);
- }
- block_ptr += row_inc;
- }
- ADVANCE_BLOCK();
- }
- break;
-
- /* Fill blocks with 4 colors */
- case 0xc0:
- colorA = BE_16 (&encoded[stream_ptr]);
- stream_ptr += 2;
- case 0x20:
- colorB = BE_16 (&encoded[stream_ptr]);
- stream_ptr += 2;
- COLORAB_TO_RGB4 (rgb4, color4, colorA, colorB);
- while (n_blocks--) {
- block_ptr = row_ptr + pixel_ptr;
- for (pixel_y = 0; pixel_y < 4; pixel_y++) {
- index = encoded[stream_ptr++];
- for (pixel_x = 0; pixel_x < 4; pixel_x++){
- idx = (index >> (2 * (3 - pixel_x))) & 0x03;
- PAINT_CURRENT_PIXEL(rgb4[idx][0], rgb4[idx][1], rgb4[idx][2], color4[idx]);
- }
- block_ptr += row_inc;
- }
- ADVANCE_BLOCK();
- }
- break;
-
- /* Fill block with 16 colors */
- case 0x00:
- block_ptr = row_ptr + pixel_ptr;
- for (pixel_y = 0; pixel_y < 4; pixel_y++) {
- for (pixel_x = 0; pixel_x < 4; pixel_x++){
- /* We already have color of upper left pixel */
- if ((pixel_y != 0) || (pixel_x !=0)) {
- colorA = BE_16 (&encoded[stream_ptr]);
- stream_ptr += 2;
- }
- COLOR_TO_RGB (r, g, b, colorA);
- PAINT_CURRENT_PIXEL(r, g, b, colorA);
- }
- block_ptr += row_inc;
- }
- ADVANCE_BLOCK();
- break;
-
- /* Unknown opcode */
- default:
- mp_msg(MSGT_DECVIDEO, MSGL_HINT, "Unknown opcode %d in rpza chunk."
- " Skip remaining %lu bytes of chunk data.\n", opcode,
- chunk_size - stream_ptr);
- return;
- } /* Opcode switch */
-
- }
-}
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