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1 | extern crate nihav_core; | |
2 | ||
3 | use nihav_core::frame::*; | |
4 | use std::io::prelude::*; | |
5 | use std::fs::File; | |
6 | ||
7 | pub fn write_pgmyuv(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) { | |
8 | if let NABufferType::None = frm.get_buffer() { return; } | |
9 | let name = format!("{}out{:02}_{:08}.pgm", pfx, strno, num); | |
10 | let mut ofile = File::create(name).unwrap(); | |
11 | let buf = frm.get_buffer().get_vbuf().unwrap(); | |
12 | let is_flipped = buf.get_info().is_flipped(); | |
13 | let (w, h) = buf.get_dimensions(0); | |
14 | let (w2, h2) = buf.get_dimensions(1); | |
15 | let full_w = w2 * 2 > w; | |
16 | let has_alpha = buf.get_info().get_format().has_alpha(); | |
17 | let mut tot_h = h + h2; | |
18 | if has_alpha { | |
19 | tot_h += h; | |
20 | } | |
21 | if full_w { | |
22 | tot_h += h2; | |
23 | } | |
24 | let hdr = format!("P5\n{} {}\n255\n", w, tot_h); | |
25 | ofile.write_all(hdr.as_bytes()).unwrap(); | |
26 | let dta = buf.get_data(); | |
27 | let ls = buf.get_stride(0); | |
28 | let pad: Vec<u8> = vec![0xFF; if !full_w { (w - w2 * 2) / 2 } else { w - w2 } ]; | |
29 | if !is_flipped { | |
30 | let ylines = dta.chunks(ls).take(h); | |
31 | for line in ylines { | |
32 | ofile.write_all(&line[..w]).unwrap(); | |
33 | } | |
34 | } else { | |
35 | let ylines = dta[..h * ls].chunks(ls).rev(); | |
36 | for line in ylines { | |
37 | ofile.write_all(&line[..w]).unwrap(); | |
38 | } | |
39 | } | |
40 | let base1 = buf.get_offset(1); | |
41 | let stride1 = buf.get_stride(1); | |
42 | let base2 = buf.get_offset(2); | |
43 | let stride2 = buf.get_stride(2); | |
44 | let u = &dta[base1..][..h2*stride1]; | |
45 | let v = &dta[base2..][..h2*stride2]; | |
46 | if !full_w { | |
47 | if !is_flipped { | |
48 | for (uline, vline) in u.chunks(stride1).zip(v.chunks(stride2)) { | |
49 | ofile.write_all(&uline[..w2]).unwrap(); | |
50 | ofile.write_all(pad.as_slice()).unwrap(); | |
51 | ||
52 | ofile.write_all(&vline[..w2]).unwrap(); | |
53 | ofile.write_all(pad.as_slice()).unwrap(); | |
54 | } | |
55 | } else { | |
56 | for (uline, vline) in u.chunks(stride1).rev().zip(v.chunks(stride2).rev()) { | |
57 | ofile.write_all(&uline[..w2]).unwrap(); | |
58 | ofile.write_all(pad.as_slice()).unwrap(); | |
59 | ||
60 | ofile.write_all(&vline[..w2]).unwrap(); | |
61 | ofile.write_all(pad.as_slice()).unwrap(); | |
62 | } | |
63 | } | |
64 | } else { | |
65 | if !is_flipped { | |
66 | for uline in u.chunks(stride1) { | |
67 | ofile.write_all(&uline[..w2]).unwrap(); | |
68 | ofile.write_all(pad.as_slice()).unwrap(); | |
69 | } | |
70 | for vline in v.chunks(stride2) { | |
71 | ofile.write_all(&vline[..w2]).unwrap(); | |
72 | ofile.write_all(pad.as_slice()).unwrap(); | |
73 | } | |
74 | } else { | |
75 | for uline in u.chunks(stride1).rev() { | |
76 | ofile.write_all(&uline[..w2]).unwrap(); | |
77 | ofile.write_all(pad.as_slice()).unwrap(); | |
78 | } | |
79 | for vline in v.chunks(stride2).rev() { | |
80 | ofile.write_all(&vline[..w2]).unwrap(); | |
81 | ofile.write_all(pad.as_slice()).unwrap(); | |
82 | } | |
83 | } | |
84 | } | |
85 | if has_alpha { | |
86 | let ls = buf.get_stride(3); | |
87 | let mut idx = buf.get_offset(3); | |
88 | let mut idx2 = idx + w; | |
89 | for _ in 0..h { | |
90 | let line = &dta[idx..idx2]; | |
91 | ofile.write_all(line).unwrap(); | |
92 | idx += ls; | |
93 | idx2 += ls; | |
94 | } | |
95 | } | |
96 | } | |
97 | ||
98 | pub fn write_palppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) { | |
99 | let name = format!("{}out{:02}_{:08}.ppm", pfx, strno, num); | |
100 | let mut ofile = File::create(name).unwrap(); | |
101 | let buf = frm.get_buffer().get_vbuf().unwrap(); | |
102 | let (w, h) = buf.get_dimensions(0); | |
103 | let paloff = buf.get_offset(1); | |
104 | let hdr = format!("P6\n{} {}\n255\n", w, h); | |
105 | ofile.write_all(hdr.as_bytes()).unwrap(); | |
106 | let dta = buf.get_data(); | |
107 | let ls = buf.get_stride(0); | |
108 | let offs: [usize; 3] = [ | |
109 | buf.get_info().get_format().get_chromaton(0).unwrap().get_offset() as usize, | |
110 | buf.get_info().get_format().get_chromaton(1).unwrap().get_offset() as usize, | |
111 | buf.get_info().get_format().get_chromaton(2).unwrap().get_offset() as usize | |
112 | ]; | |
113 | let flipped = buf.get_info().is_flipped(); | |
114 | let mut idx = if !flipped { 0 } else { ls * (h - 1) }; | |
115 | let mut line: Vec<u8> = vec![0; w * 3]; | |
116 | for _ in 0..h { | |
117 | let src = &dta[idx..(idx+w)]; | |
118 | for x in 0..w { | |
119 | let pix = src[x] as usize; | |
120 | line[x * 3 + 0] = dta[paloff + pix * 3 + offs[0]]; | |
121 | line[x * 3 + 1] = dta[paloff + pix * 3 + offs[1]]; | |
122 | line[x * 3 + 2] = dta[paloff + pix * 3 + offs[2]]; | |
123 | } | |
124 | ofile.write_all(line.as_slice()).unwrap(); | |
125 | if !flipped { | |
126 | idx += ls; | |
127 | } else { | |
128 | idx -= ls; | |
129 | } | |
130 | } | |
131 | } | |
132 | ||
133 | pub fn write_ppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) { | |
134 | let name = format!("{}out{:02}_{:08}.ppm", pfx, strno, num); | |
135 | let mut ofile = File::create(name).unwrap(); | |
136 | if let NABufferType::VideoPacked(ref buf) = frm.get_buffer() { | |
137 | let (w, h) = buf.get_dimensions(0); | |
138 | let hdr = format!("P6\n{} {}\n255\n", w, h); | |
139 | ofile.write_all(hdr.as_bytes()).unwrap(); | |
140 | let dta = buf.get_data(); | |
141 | let stride = buf.get_stride(0); | |
142 | let offs: [usize; 3] = [ | |
143 | buf.get_info().get_format().get_chromaton(0).unwrap().get_offset() as usize, | |
144 | buf.get_info().get_format().get_chromaton(1).unwrap().get_offset() as usize, | |
145 | buf.get_info().get_format().get_chromaton(2).unwrap().get_offset() as usize | |
146 | ]; | |
147 | let flipped = buf.get_info().is_flipped(); | |
148 | let step = buf.get_info().get_format().get_elem_size() as usize; | |
149 | let mut line: Vec<u8> = vec![0; w * 3]; | |
150 | if !flipped { | |
151 | for src in dta.chunks(stride) { | |
152 | for x in 0..w { | |
153 | line[x * 3 + 0] = src[x * step + offs[0]]; | |
154 | line[x * 3 + 1] = src[x * step + offs[1]]; | |
155 | line[x * 3 + 2] = src[x * step + offs[2]]; | |
156 | } | |
157 | ofile.write_all(line.as_slice()).unwrap(); | |
158 | } | |
159 | } else { | |
160 | for src in dta[..stride * h].chunks(stride).rev() { | |
161 | for x in 0..w { | |
162 | line[x * 3 + 0] = src[x * step + offs[0]]; | |
163 | line[x * 3 + 1] = src[x * step + offs[1]]; | |
164 | line[x * 3 + 2] = src[x * step + offs[2]]; | |
165 | } | |
166 | ofile.write_all(line.as_slice()).unwrap(); | |
167 | } | |
168 | } | |
169 | } else if let NABufferType::Video16(ref buf) = frm.get_buffer() { | |
170 | let (w, h) = buf.get_dimensions(0); | |
171 | let hdr = format!("P6\n{} {}\n255\n", w, h); | |
172 | ofile.write_all(hdr.as_bytes()).unwrap(); | |
173 | let dta = buf.get_data(); | |
174 | let stride = buf.get_stride(0); | |
175 | let depths: [u8; 3] = [ | |
176 | buf.get_info().get_format().get_chromaton(0).unwrap().get_depth(), | |
177 | buf.get_info().get_format().get_chromaton(1).unwrap().get_depth(), | |
178 | buf.get_info().get_format().get_chromaton(2).unwrap().get_depth() | |
179 | ]; | |
180 | let masks: [u16; 3] = [ | |
181 | (1 << depths[0]) - 1, | |
182 | (1 << depths[1]) - 1, | |
183 | (1 << depths[2]) - 1 | |
184 | ]; | |
185 | let shifts: [u8; 3] = [ | |
186 | buf.get_info().get_format().get_chromaton(0).unwrap().get_shift(), | |
187 | buf.get_info().get_format().get_chromaton(1).unwrap().get_shift(), | |
188 | buf.get_info().get_format().get_chromaton(2).unwrap().get_shift() | |
189 | ]; | |
190 | let mut line: Vec<u8> = vec![0; w * 3]; | |
191 | let flipped = buf.get_info().is_flipped(); | |
192 | if !flipped { | |
193 | for src in dta.chunks(stride) { | |
194 | for x in 0..w { | |
195 | let elem = src[x]; | |
196 | let r = ((elem >> shifts[0]) & masks[0]) << (8 - depths[0]); | |
197 | let g = ((elem >> shifts[1]) & masks[1]) << (8 - depths[1]); | |
198 | let b = ((elem >> shifts[2]) & masks[2]) << (8 - depths[2]); | |
199 | line[x * 3 + 0] = r as u8; | |
200 | line[x * 3 + 1] = g as u8; | |
201 | line[x * 3 + 2] = b as u8; | |
202 | } | |
203 | ofile.write_all(line.as_slice()).unwrap(); | |
204 | } | |
205 | } else { | |
206 | for src in dta[..h * stride].chunks(stride).rev() { | |
207 | for x in 0..w { | |
208 | let elem = src[x]; | |
209 | let r = ((elem >> shifts[0]) & masks[0]) << (8 - depths[0]); | |
210 | let g = ((elem >> shifts[1]) & masks[1]) << (8 - depths[1]); | |
211 | let b = ((elem >> shifts[2]) & masks[2]) << (8 - depths[2]); | |
212 | line[x * 3 + 0] = r as u8; | |
213 | line[x * 3 + 1] = g as u8; | |
214 | line[x * 3 + 2] = b as u8; | |
215 | } | |
216 | ofile.write_all(line.as_slice()).unwrap(); | |
217 | } | |
218 | } | |
219 | } else { | |
220 | panic!(" unhandled buf format"); | |
221 | } | |
222 | } |