use PNM writer from nihav-codec-support

3 files changed, 5 insertions, 237 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 2cbd17e..76cc06e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,5 +6,6 @@ edition = "2018"
 
 [dependencies]
 nihav_core = { path="../nihav-core" }
+nihav_codec_support = { path="../nihav-codec-support" }
 nihav_registry = { path="../nihav-registry" }
 nihav_allstuff = { path="../nihav-allstuff" }
diff --git a/src/frmwriter.rs b/src/frmwriter.rs
deleted file mode 100644
index f882a7f..0000000
--- a/src/frmwriter.rs
+++ /dev/null
@@ -1,225 +0,0 @@
-extern crate nihav_core;
-
-use nihav_core::frame::*;
-use std::io::prelude::*;
-use std::fs::File;
-
-pub fn write_pgmyuv(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) {
-    if let NABufferType::None = frm.get_buffer() { return; }
-    let name = format!("{}{:02}_{:08}.pgm", pfx, strno, num);
-    let mut ofile = File::create(name).unwrap();
-    let buf = frm.get_buffer().get_vbuf().unwrap();
-    let is_flipped = buf.get_info().is_flipped();
-    let (w, h) = buf.get_dimensions(0);
-    let (w2, h2) = buf.get_dimensions(1);
-    let full_w = w2 * 2 > w;
-    let has_alpha = buf.get_info().get_format().has_alpha();
-    let mut tot_h = h + h2;
-    if has_alpha {
-        tot_h += h;
-    }
-    if full_w {
-        tot_h += h2;
-    }
-    let hdr = format!("P5\n{} {}\n255\n", w, tot_h);
-    ofile.write_all(hdr.as_bytes()).unwrap();
-    let dta = buf.get_data();
-    let ls = buf.get_stride(0);
-    let pad: Vec<u8> = vec![0xFF; if !full_w { (w - w2 * 2) / 2 } else { w - w2 } ];
-    if !is_flipped {
-        let ylines = dta.chunks(ls).take(h);
-        for line in ylines {
-            ofile.write_all(&line[..w]).unwrap();
-        }
-    } else {
-        let ylines = dta[..h * ls].chunks(ls).rev();
-        for line in ylines {
-            ofile.write_all(&line[..w]).unwrap();
-        }
-    }
-    let base1 = buf.get_offset(1);
-    let stride1 = buf.get_stride(1);
-    let base2 = buf.get_offset(2);
-    let stride2 = buf.get_stride(2);
-    let u = &dta[base1..][..h2*stride1];
-    let v = &dta[base2..][..h2*stride2];
-    let has_chroma = stride1 > 0 && stride2 > 0;
-    if !full_w && has_chroma {
-        if !is_flipped {
-            for (uline, vline) in u.chunks(stride1).zip(v.chunks(stride2)) {
-                ofile.write_all(&uline[..w2]).unwrap();
-                ofile.write_all(pad.as_slice()).unwrap();
-
-                ofile.write_all(&vline[..w2]).unwrap();
-                ofile.write_all(pad.as_slice()).unwrap();
-            }
-        } else {
-            for (uline, vline) in u.chunks(stride1).rev().zip(v.chunks(stride2).rev()) {
-                ofile.write_all(&uline[..w2]).unwrap();
-                ofile.write_all(pad.as_slice()).unwrap();
-
-                ofile.write_all(&vline[..w2]).unwrap();
-                ofile.write_all(pad.as_slice()).unwrap();
-            }
-        }
-    } else if has_chroma {
-        if !is_flipped {
-            for uline in u.chunks(stride1) {
-                ofile.write_all(&uline[..w2]).unwrap();
-                ofile.write_all(pad.as_slice()).unwrap();
-            }
-            for vline in v.chunks(stride2) {
-                ofile.write_all(&vline[..w2]).unwrap();
-                ofile.write_all(pad.as_slice()).unwrap();
-            }
-        } else {
-            for uline in u.chunks(stride1).rev() {
-                ofile.write_all(&uline[..w2]).unwrap();
-                ofile.write_all(pad.as_slice()).unwrap();
-            }
-            for vline in v.chunks(stride2).rev() {
-                ofile.write_all(&vline[..w2]).unwrap();
-                ofile.write_all(pad.as_slice()).unwrap();
-            }
-        }
-    }
-    if has_alpha {
-        let ls = buf.get_stride(3);
-        let mut idx = buf.get_offset(3);
-        let mut idx2 = idx + w;
-        for _ in 0..h {
-            let line = &dta[idx..idx2];
-            ofile.write_all(line).unwrap();
-            idx  += ls;
-            idx2 += ls;
-        }
-    }
-}
-
-pub fn write_palppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) {
-    let name = format!("{}{:02}_{:08}.ppm", pfx, strno, num);
-    let mut ofile = File::create(name).unwrap();
-    let buf = frm.get_buffer().get_vbuf().unwrap();
-    let (w, h) = buf.get_dimensions(0);
-    let paloff = buf.get_offset(1);
-    let hdr = format!("P6\n{} {}\n255\n", w, h);
-    ofile.write_all(hdr.as_bytes()).unwrap();
-    let dta = buf.get_data();
-    let ls = buf.get_stride(0);
-    let offs: [usize; 3] = [
-            buf.get_info().get_format().get_chromaton(0).unwrap().get_offset() as usize,
-            buf.get_info().get_format().get_chromaton(1).unwrap().get_offset() as usize,
-            buf.get_info().get_format().get_chromaton(2).unwrap().get_offset() as usize
-        ];
-    let flipped = buf.get_info().is_flipped();
-    let mut idx  = if !flipped { 0 } else { ls * h };
-    let mut line: Vec<u8> = vec![0; w * 3];
-    for _ in 0..h {
-        if flipped {
-            idx -= ls;
-        }
-        let src = &dta[idx..(idx+w)];
-        for x in 0..w {
-            let pix = src[x] as usize;
-            line[x * 3 + 0] = dta[paloff + pix * 3 + offs[0]];
-            line[x * 3 + 1] = dta[paloff + pix * 3 + offs[1]];
-            line[x * 3 + 2] = dta[paloff + pix * 3 + offs[2]];
-        }
-        ofile.write_all(line.as_slice()).unwrap();
-        if !flipped {
-            idx += ls;
-        }
-    }
-}
-
-pub fn write_ppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) {
-    let name = format!("{}{:02}_{:08}.ppm", pfx, strno, num);
-    let mut ofile = File::create(name).unwrap();
-    let info = frm.get_buffer().get_video_info().unwrap();
-    let flipped = info.is_flipped();
-    let buffer = frm.get_buffer();
-    if let Some(ref buf) = buffer.get_vbuf() {
-        let (w, h) = buf.get_dimensions(0);
-        let hdr = format!("P6\n{} {}\n255\n", w, h);
-        ofile.write_all(hdr.as_bytes()).unwrap();
-        let dta = buf.get_data();
-        let stride = buf.get_stride(0);
-        let offs: [usize; 3] = [
-                info.get_format().get_chromaton(0).unwrap().get_offset() as usize,
-                info.get_format().get_chromaton(1).unwrap().get_offset() as usize,
-                info.get_format().get_chromaton(2).unwrap().get_offset() as usize
-            ];
-        let step = info.get_format().get_elem_size() as usize;
-        let mut line: Vec<u8> = vec![0; w * 3];
-        if !flipped {
-            for src in dta.chunks(stride) {
-                for x in 0..w {
-                    line[x * 3 + 0] = src[x * step + offs[0]];
-                    line[x * 3 + 1] = src[x * step + offs[1]];
-                    line[x * 3 + 2] = src[x * step + offs[2]];
-                }
-                ofile.write_all(line.as_slice()).unwrap();
-            }
-        } else {
-            for src in dta[..stride * h].chunks(stride).rev() {
-                for x in 0..w {
-                    line[x * 3 + 0] = src[x * step + offs[0]];
-                    line[x * 3 + 1] = src[x * step + offs[1]];
-                    line[x * 3 + 2] = src[x * step + offs[2]];
-                }
-                ofile.write_all(line.as_slice()).unwrap();
-            }
-        }
-    } else if let NABufferType::Video16(ref buf) = buffer {
-        let (w, h) = buf.get_dimensions(0);
-        let hdr = format!("P6\n{} {}\n255\n", w, h);
-        ofile.write_all(hdr.as_bytes()).unwrap();
-        let dta = buf.get_data();
-        let stride = buf.get_stride(0);
-        let depths: [u8; 3] = [
-                info.get_format().get_chromaton(0).unwrap().get_depth(),
-                info.get_format().get_chromaton(1).unwrap().get_depth(),
-                info.get_format().get_chromaton(2).unwrap().get_depth()
-            ];
-        let masks: [u16; 3] = [
-                (1 << depths[0]) - 1,
-                (1 << depths[1]) - 1,
-                (1 << depths[2]) - 1
-            ];
-        let shifts: [u8; 3] = [
-                info.get_format().get_chromaton(0).unwrap().get_shift(),
-                info.get_format().get_chromaton(1).unwrap().get_shift(),
-                info.get_format().get_chromaton(2).unwrap().get_shift()
-            ];
-        let mut line: Vec<u8> = vec![0; w * 3];
-        if !flipped {
-            for src in dta.chunks(stride) {
-                for x in 0..w {
-                    let elem = src[x];
-                    let r = ((elem >> shifts[0]) & masks[0]) << (8 - depths[0]);
-                    let g = ((elem >> shifts[1]) & masks[1]) << (8 - depths[1]);
-                    let b = ((elem >> shifts[2]) & masks[2]) << (8 - depths[2]);
-                    line[x * 3 + 0] = r as u8;
-                    line[x * 3 + 1] = g as u8;
-                    line[x * 3 + 2] = b as u8;
-                }
-                ofile.write_all(line.as_slice()).unwrap();
-            }
-        } else {
-            for src in dta[..h * stride].chunks(stride).rev() {
-                for x in 0..w {
-                    let elem = src[x];
-                    let r = ((elem >> shifts[0]) & masks[0]) << (8 - depths[0]);
-                    let g = ((elem >> shifts[1]) & masks[1]) << (8 - depths[1]);
-                    let b = ((elem >> shifts[2]) & masks[2]) << (8 - depths[2]);
-                    line[x * 3 + 0] = r as u8;
-                    line[x * 3 + 1] = g as u8;
-                    line[x * 3 + 2] = b as u8;
-                }
-                ofile.write_all(line.as_slice()).unwrap();
-            }
-        }
-    } else {
-panic!(" unhandled buf format");
-    }
-}
diff --git a/src/main.rs b/src/main.rs
index 59c1878..0892c43 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,5 @@
 extern crate nihav_core;
+extern crate nihav_codec_support;
 extern crate nihav_registry;
 extern crate nihav_allstuff;
 
@@ -9,13 +10,11 @@ use nihav_core::io::byteio::{FileReader, ByteReader};
 use nihav_core::frame::*;
 use nihav_core::codecs::*;
 use nihav_core::demuxers::*;
+use nihav_codec_support::imgwrite::*;
 use nihav_registry::detect;
 use nihav_allstuff::*;
 use std::env;
 
-mod frmwriter;
-use crate::frmwriter::*;
-
 mod wavwriter;
 use crate::wavwriter::WavWriter;
 
@@ -41,15 +40,8 @@ impl FrameOutput {
                     NumberMode::PktPTS  => { pkt.get_pts().unwrap() },
                     NumberMode::FrmPTS  => { if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() } },
                 };
-            let vinfo = frm.get_buffer().get_video_info().unwrap();
-            if vinfo.get_format().is_paletted() {
-                write_palppm(&self.prefix, self.streamno, pts, frm);
-            } else if vinfo.get_format().get_model().is_yuv() {
-                write_pgmyuv(&self.prefix, self.streamno, pts, frm);
-            } else if vinfo.get_format().get_model().is_rgb() {
-                write_ppm(&self.prefix, self.streamno, pts, frm);
-            } else {
-panic!(" unknown format");
+            if let Err(_) = write_pnm(&self.prefix, self.streamno, pts, frm) {
+                println!("error writing output picture");
             }
         }
         self.frameno += 1;