opcode = *src++;
if (opcode < 0xe0) {
- int size2, back;
- if ( (opcode & 0x80) == 0 ) {
+ int size2, back;
+ if ( (opcode & 0x80) == 0 ) {
- offset = *src++;
+ offset = *src++;
- size = opcode & 3;
+ size = opcode & 3;
- size2 = ((opcode & 0x1c) >> 2) + 3;
- back = ((opcode & 0x60) << 3) + offset + 1;
+ size2 = ((opcode & 0x1c) >> 2) + 3;
+ back = ((opcode & 0x60) << 3) + offset + 1;
- } else if ( (opcode & 0x40) == 0 ) {
+ } else if ( (opcode & 0x40) == 0 ) {
- byte1 = *src++;
- byte2 = *src++;
+ byte1 = *src++;
+ byte2 = *src++;
- size = byte1 >> 6;
+ size = byte1 >> 6;
- size2 = (opcode & 0x3f) + 4;
- back = ((byte1 & 0x3f) << 8) + byte2 + 1;
+ size2 = (opcode & 0x3f) + 4;
+ back = ((byte1 & 0x3f) << 8) + byte2 + 1;
- } else {
+ } else {
- byte1 = *src++;
- byte2 = *src++;
- byte3 = *src++;
+ byte1 = *src++;
+ byte2 = *src++;
+ byte3 = *src++;
- size = opcode & 3;
+ size = opcode & 3;
- size2 = byte3 + 5 + ((opcode & 0xc) << 6);
- back = ((opcode & 0x10) << 12) + 1 + (byte1 << 8) + byte2;
- if (dest >= dest_end || size > dest_end - dest)
- return;
+ size2 = byte3 + 5 + ((opcode & 0xc) << 6);
+ back = ((opcode & 0x10) << 12) + 1 + (byte1 << 8) + byte2;
+ if (dest >= dest_end || size > dest_end - dest)
+ return;
}
memcpy(dest, src, size); dest += size; src += size;
av_memcpy_backptr(dest, back, size2);