X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=src%2Fcodecs%2Fblockdsp.rs;h=94dcfc026424fa29df2a628fac907f51abc9fa6c;hb=HEAD;hp=33d682afeb860d980cc6ba95def16367b8dd06fc;hpb=4a9d2671dbfa6cab657ef52d321f153174cb6e1b;p=nihav.git diff --git a/src/codecs/blockdsp.rs b/src/codecs/blockdsp.rs deleted file mode 100644 index 33d682a..0000000 --- a/src/codecs/blockdsp.rs +++ /dev/null @@ -1,185 +0,0 @@ -use crate::frame::*; - -pub fn put_blocks(buf: &mut NAVideoBuffer, xpos: usize, ypos: usize, blk: &[[i16;64]; 6]) { - let stridey = buf.get_stride(0); - let strideu = buf.get_stride(1); - let stridev = buf.get_stride(2); - let mut idxy = buf.get_offset(0) + xpos * 16 + ypos * 16 * stridey; - let mut idxu = buf.get_offset(1) + xpos * 8 + ypos * 8 * strideu; - let mut idxv = buf.get_offset(2) + xpos * 8 + ypos * 8 * stridev; - - let mut data = buf.get_data_mut(); - let framebuf: &mut [u8] = data.as_mut_slice(); - - for j in 0..8 { - for k in 0..8 { - let mut v = blk[0][k + j * 8]; - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxy + k] = v as u8; - } - for k in 0..8 { - let mut v = blk[1][k + j * 8]; - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxy + k + 8] = v as u8; - } - idxy += stridey; - } - for j in 0..8 { - for k in 0..8 { - let mut v = blk[2][k + j * 8]; - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxy + k] = v as u8; - } - for k in 0..8 { - let mut v = blk[3][k + j * 8]; - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxy + k + 8] = v as u8; - } - idxy += stridey; - } - - for j in 0..8 { - for k in 0..8 { - let mut v = blk[4][k + j * 8]; - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxu + k] = v as u8; - } - for k in 0..8 { - let mut v = blk[5][k + j * 8]; - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxv + k] = v as u8; - } - idxu += strideu; - idxv += stridev; - } -} - -pub fn add_blocks(buf: &mut NAVideoBuffer, xpos: usize, ypos: usize, blk: &[[i16;64]; 6]) { - let stridey = buf.get_stride(0); - let strideu = buf.get_stride(1); - let stridev = buf.get_stride(2); - let mut idxy = buf.get_offset(0) + xpos * 16 + ypos * 16 * stridey; - let mut idxu = buf.get_offset(1) + xpos * 8 + ypos * 8 * strideu; - let mut idxv = buf.get_offset(2) + xpos * 8 + ypos * 8 * stridev; - - let mut data = buf.get_data_mut(); - let framebuf: &mut [u8] = data.as_mut_slice(); - - for j in 0..8 { - for k in 0..8 { - let mut v = blk[0][k + j * 8] + (framebuf[idxy + k] as i16); - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxy + k] = v as u8; - } - for k in 0..8 { - let mut v = blk[1][k + j * 8] + (framebuf[idxy + k + 8] as i16); - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxy + k + 8] = v as u8; - } - idxy += stridey; - } - for j in 0..8 { - for k in 0..8 { - let mut v = blk[2][k + j * 8] + (framebuf[idxy + k] as i16); - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxy + k] = v as u8; - } - for k in 0..8 { - let mut v = blk[3][k + j * 8] + (framebuf[idxy + k + 8] as i16); - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxy + k + 8] = v as u8; - } - idxy += stridey; - } - - for j in 0..8 { - for k in 0..8 { - let mut v = blk[4][k + j * 8] + (framebuf[idxu + k] as i16); - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxu + k] = v as u8; - } - for k in 0..8 { - let mut v = blk[5][k + j * 8] + (framebuf[idxv + k] as i16); - if v < 0 { v = 0; } if v > 255 { v = 255; } - framebuf[idxv + k] = v as u8; - } - idxu += strideu; - idxv += stridev; - } -} - -pub fn edge_emu(src: &NAVideoBuffer, xpos: isize, ypos: isize, bw: usize, bh: usize, dst: &mut [u8], dstride: usize, comp: usize) { - let stride = src.get_stride(comp); - let offs = src.get_offset(comp); - let (w, h) = src.get_dimensions(comp); - let data = src.get_data(); - let framebuf: &[u8] = data.as_slice(); - - for y in 0..bh { - let srcy; - if (y as isize) + ypos < 0 { srcy = 0; } - else if (y as isize) + ypos >= (h as isize) { srcy = h - 1; } - else { srcy = ((y as isize) + ypos) as usize; } - - for x in 0..bw { - let srcx; - if (x as isize) + xpos < 0 { srcx = 0; } - else if (x as isize) + xpos >= (w as isize) { srcx = w - 1; } - else { srcx = ((x as isize) + xpos) as usize; } - dst[x + y * dstride] = framebuf[offs + srcx + srcy * stride]; - } - } -} - -pub fn copy_blocks(dst: &mut NAVideoBuffer, src: &NAVideoBuffer, - dx: usize, dy: usize, sx: isize, sy: isize, bw: usize, bh: usize, - preborder: usize, postborder: usize, - mode: usize, interp: &[fn(&mut [u8], usize, &[u8], usize, usize, usize)]) -{ - let pre = if mode != 0 { preborder as isize } else { 0 }; - let post = if mode != 0 { postborder as isize } else { 0 }; - let (w, h) = src.get_dimensions(0); - - if (sx - pre < 0) || ((sx >> 1) - pre < 0) || (sx + (bw as isize) + post > (w as isize)) || - (sy - pre < 0) || ((sy >> 1) - pre < 0) || (sy + (bh as isize) + post > (h as isize)) { - let ebuf_stride: usize = 32; - let mut ebuf: Vec = Vec::with_capacity(ebuf_stride * (bh + ((pre + post) as usize))); - ebuf.resize((((pre + post) as usize) + bh) * ebuf_stride, 0); - - for comp in 0..3 { - let dstride = dst.get_stride(comp); - let doff = dst.get_offset(comp); - let mut ddta = dst.get_data_mut(); - let dbuf: &mut [u8] = ddta.as_mut_slice(); - let x = if comp > 0 { dx/2 } else { dx }; - let y = if comp > 0 { dy/2 } else { dy }; - let sx_ = (if comp > 0 { sx >> 1 } else { sx }) - pre; - let sy_ = (if comp > 0 { sy >> 1 } else { sy }) - pre; - let bw_ = (if comp > 0 { bw/2 } else { bw }) + ((pre + post) as usize); - let bh_ = (if comp > 0 { bh/2 } else { bh }) + ((pre + post) as usize); - edge_emu(src, sx_ - pre, sy_ - pre, bw_, bh_, - ebuf.as_mut_slice(), ebuf_stride, comp); - let bw_ = if comp > 0 { bw/2 } else { bw }; - let bh_ = if comp > 0 { bh/2 } else { bh }; - (interp[mode])(&mut dbuf[doff + x + y * dstride..], dstride, ebuf.as_slice(), ebuf_stride, bw_, bh_); - } - } else { - for comp in 0..3 { - let sstride = src.get_stride(comp); - let soff = src.get_offset(comp); - let sdta = src.get_data(); - let sbuf: &[u8] = sdta.as_slice(); - let dstride = dst.get_stride(comp); - let doff = dst.get_offset(comp); - let mut ddta = dst.get_data_mut(); - let dbuf: &mut [u8] = ddta.as_mut_slice(); - let x = if comp > 0 { dx/2 } else { dx }; - let y = if comp > 0 { dy/2 } else { dy }; - let sx_ = ((if comp > 0 { sx >> 1 } else { sx }) - pre) as usize; - let sy_ = ((if comp > 0 { sy >> 1 } else { sy }) - pre) as usize; - let bw_ = if comp > 0 { bw/2 } else { bw }; - let bh_ = if comp > 0 { bh/2 } else { bh }; - (interp[mode])(&mut dbuf[doff + x + y * dstride..], dstride, &sbuf[(soff + sx_ + sy_ * sstride)..], sstride, bw_, bh_); - } - } -}