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1 | use std::fs::File; | |
2 | use std::io::prelude::*; | |
3 | use crate::frame::*; | |
4 | use crate::codecs::*; | |
5 | use crate::demuxers::*; | |
6 | //use crate::io::byteio::*; | |
7 | use crate::scale::*; | |
8 | use super::wavwriter::WavWriter; | |
9 | ||
10 | fn write_pgmyuv(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) { | |
11 | if let NABufferType::None = frm.get_buffer() { return; } | |
12 | let name = format!("assets/{}out{:02}_{:06}.pgm", pfx, strno, num); | |
13 | let mut ofile = File::create(name).unwrap(); | |
14 | let buf = frm.get_buffer().get_vbuf().unwrap(); | |
15 | let (w, h) = buf.get_dimensions(0); | |
16 | let (w2, h2) = buf.get_dimensions(1); | |
17 | let has_alpha = buf.get_info().get_format().has_alpha(); | |
18 | let mut tot_h = h + h2; | |
19 | if has_alpha { | |
20 | tot_h += h; | |
21 | } | |
22 | if w2 > w/2 { | |
23 | tot_h += h2; | |
24 | } | |
25 | let hdr = format!("P5\n{} {}\n255\n", w, tot_h); | |
26 | ofile.write_all(hdr.as_bytes()).unwrap(); | |
27 | let dta = buf.get_data(); | |
28 | let ls = buf.get_stride(0); | |
29 | let mut idx = 0; | |
30 | let mut idx2 = w; | |
31 | for _ in 0..h { | |
32 | let line = &dta[idx..idx2]; | |
33 | ofile.write_all(line).unwrap(); | |
34 | idx += ls; | |
35 | idx2 += ls; | |
36 | } | |
37 | if w2 <= w/2 { | |
38 | let mut pad: Vec<u8> = Vec::with_capacity((w - w2 * 2) / 2); | |
39 | pad.resize((w - w2 * 2) / 2, 0xFF); | |
40 | let mut base1 = buf.get_offset(1); | |
41 | let stride1 = buf.get_stride(1); | |
42 | let mut base2 = buf.get_offset(2); | |
43 | let stride2 = buf.get_stride(2); | |
44 | for _ in 0..h2 { | |
45 | let bend1 = base1 + w2; | |
46 | let line = &dta[base1..bend1]; | |
47 | ofile.write_all(line).unwrap(); | |
48 | ofile.write_all(pad.as_slice()).unwrap(); | |
49 | ||
50 | let bend2 = base2 + w2; | |
51 | let line = &dta[base2..bend2]; | |
52 | ofile.write_all(line).unwrap(); | |
53 | ofile.write_all(pad.as_slice()).unwrap(); | |
54 | ||
55 | base1 += stride1; | |
56 | base2 += stride2; | |
57 | } | |
58 | } else { | |
59 | let mut pad: Vec<u8> = Vec::with_capacity(w - w2); | |
60 | pad.resize(w - w2, 0xFF); | |
61 | let mut base1 = buf.get_offset(1); | |
62 | let stride1 = buf.get_stride(1); | |
63 | for _ in 0..h2 { | |
64 | let bend1 = base1 + w2; | |
65 | let line = &dta[base1..bend1]; | |
66 | ofile.write_all(line).unwrap(); | |
67 | ofile.write_all(pad.as_slice()).unwrap(); | |
68 | base1 += stride1; | |
69 | } | |
70 | let mut base2 = buf.get_offset(2); | |
71 | let stride2 = buf.get_stride(2); | |
72 | for _ in 0..h2 { | |
73 | let bend2 = base2 + w2; | |
74 | let line = &dta[base2..bend2]; | |
75 | ofile.write_all(line).unwrap(); | |
76 | ofile.write_all(pad.as_slice()).unwrap(); | |
77 | base2 += stride2; | |
78 | } | |
79 | } | |
80 | if has_alpha { | |
81 | let ls = buf.get_stride(3); | |
82 | let mut idx = buf.get_offset(3); | |
83 | let mut idx2 = idx + w; | |
84 | for _ in 0..h { | |
85 | let line = &dta[idx..idx2]; | |
86 | ofile.write_all(line).unwrap(); | |
87 | idx += ls; | |
88 | idx2 += ls; | |
89 | } | |
90 | } | |
91 | } | |
92 | ||
93 | fn write_palppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) { | |
94 | let name = format!("assets/{}out{:02}_{:06}.ppm", pfx, strno, num); | |
95 | let mut ofile = File::create(name).unwrap(); | |
96 | let buf = frm.get_buffer().get_vbuf().unwrap(); | |
97 | let (w, h) = buf.get_dimensions(0); | |
98 | let paloff = buf.get_offset(1); | |
99 | let hdr = format!("P6\n{} {}\n255\n", w, h); | |
100 | ofile.write_all(hdr.as_bytes()).unwrap(); | |
101 | let dta = buf.get_data(); | |
102 | let ls = buf.get_stride(0); | |
103 | let offs: [usize; 3] = [ | |
104 | buf.get_info().get_format().get_chromaton(0).unwrap().get_offset() as usize, | |
105 | buf.get_info().get_format().get_chromaton(1).unwrap().get_offset() as usize, | |
106 | buf.get_info().get_format().get_chromaton(2).unwrap().get_offset() as usize | |
107 | ]; | |
108 | let mut idx = 0; | |
109 | let mut line: Vec<u8> = Vec::with_capacity(w * 3); | |
110 | line.resize(w * 3, 0); | |
111 | for _ in 0..h { | |
112 | let src = &dta[idx..(idx+w)]; | |
113 | for x in 0..w { | |
114 | let pix = src[x] as usize; | |
115 | line[x * 3 + 0] = dta[paloff + pix * 3 + offs[0]]; | |
116 | line[x * 3 + 1] = dta[paloff + pix * 3 + offs[1]]; | |
117 | line[x * 3 + 2] = dta[paloff + pix * 3 + offs[2]]; | |
118 | } | |
119 | ofile.write_all(line.as_slice()).unwrap(); | |
120 | idx += ls; | |
121 | } | |
122 | } | |
123 | ||
124 | fn write_ppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) { | |
125 | let name = format!("assets/{}out{:02}_{:06}.ppm", pfx, strno, num); | |
126 | let mut ofile = File::create(name).unwrap(); | |
127 | let info = frm.get_buffer().get_video_info().unwrap(); | |
128 | let mut dpic = alloc_video_buffer(NAVideoInfo::new(info.get_width(), info.get_height(), false, RGB24_FORMAT), 0).unwrap(); | |
129 | let ifmt = ScaleInfo { width: info.get_width(), height: info.get_height(), fmt: info.get_format() }; | |
130 | let ofmt = ScaleInfo { width: info.get_width(), height: info.get_height(), fmt: RGB24_FORMAT }; | |
131 | let mut scaler = NAScale::new(ifmt, ofmt).unwrap(); | |
132 | scaler.convert(&frm.get_buffer(), &mut dpic).unwrap(); | |
133 | let buf = dpic.get_vbuf().unwrap(); | |
134 | let (w, h) = buf.get_dimensions(0); | |
135 | let hdr = format!("P6\n{} {}\n255\n", w, h); | |
136 | ofile.write_all(hdr.as_bytes()).unwrap(); | |
137 | let dta = buf.get_data(); | |
138 | let stride = buf.get_stride(0); | |
139 | let mut line: Vec<u8> = Vec::with_capacity(w * 3); | |
140 | line.resize(w * 3, 0); | |
141 | for src in dta.chunks(stride) { | |
142 | ofile.write_all(&src[0..w*3]).unwrap(); | |
143 | } | |
144 | } | |
145 | ||
146 | /*fn open_wav_out(pfx: &str, strno: usize) -> WavWriter { | |
147 | let name = format!("assets/{}out{:02}.wav", pfx, strno); | |
148 | let mut file = File::create(name).unwrap(); | |
149 | let mut fw = FileWriter::new_write(&mut file); | |
150 | let mut wr = ByteWriter::new(&mut fw); | |
151 | WavWriter::new(&mut wr) | |
152 | }*/ | |
153 | ||
154 | pub fn test_file_decoding(demuxer: &str, name: &str, limit: Option<u64>, | |
155 | decode_video: bool, decode_audio: bool, | |
156 | video_pfx: Option<&str>, | |
157 | dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders) { | |
158 | let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap(); | |
159 | let mut file = File::open(name).unwrap(); | |
160 | let mut fr = FileReader::new_read(&mut file); | |
161 | let mut br = ByteReader::new(&mut fr); | |
162 | let mut dmx = create_demuxer(dmx_f, &mut br).unwrap(); | |
163 | ||
164 | let mut decs: Vec<Option<(Box<NADecoderSupport>, Box<NADecoder>)>> = Vec::new(); | |
165 | for i in 0..dmx.get_num_streams() { | |
166 | let s = dmx.get_stream(i).unwrap(); | |
167 | let info = s.get_info(); | |
168 | let decfunc = dec_reg.find_decoder(info.get_name()); | |
169 | if let Some(df) = decfunc { | |
170 | if (decode_video && info.is_video()) || (decode_audio && info.is_audio()) { | |
171 | let mut dec = (df)(); | |
172 | let mut dsupp = Box::new(NADecoderSupport::new()); | |
173 | dec.init(&mut dsupp, info).unwrap(); | |
174 | decs.push(Some((dsupp, dec))); | |
175 | } else { | |
176 | decs.push(None); | |
177 | } | |
178 | } else { | |
179 | decs.push(None); | |
180 | } | |
181 | } | |
182 | ||
183 | loop { | |
184 | let pktres = dmx.get_frame(); | |
185 | if let Err(e) = pktres { | |
186 | if e == DemuxerError::EOF { break; } | |
187 | panic!("error"); | |
188 | } | |
189 | let pkt = pktres.unwrap(); | |
190 | if limit.is_some() && pkt.get_pts().is_some() { | |
191 | if pkt.get_pts().unwrap() > limit.unwrap() { break; } | |
192 | } | |
193 | let streamno = pkt.get_stream().get_id() as usize; | |
194 | if let Some((ref mut dsupp, ref mut dec)) = decs[streamno] { | |
195 | let frm = dec.decode(dsupp, &pkt).unwrap(); | |
196 | if pkt.get_stream().get_info().is_video() && video_pfx.is_some() && frm.get_frame_type() != FrameType::Skip { | |
197 | let pfx = video_pfx.unwrap(); | |
198 | let pts = if let Some(fpts) = frm.get_pts() { fpts } else { pkt.get_pts().unwrap() }; | |
199 | let vinfo = frm.get_buffer().get_video_info().unwrap(); | |
200 | if vinfo.get_format().is_paletted() { | |
201 | write_palppm(pfx, streamno, pts, frm); | |
202 | } else if vinfo.get_format().get_model().is_yuv() { | |
203 | write_pgmyuv(pfx, streamno, pts, frm); | |
204 | } else if vinfo.get_format().get_model().is_rgb() { | |
205 | write_ppm(pfx, streamno, pts, frm); | |
206 | } else { | |
207 | panic!(" unknown format"); | |
208 | } | |
209 | } | |
210 | } | |
211 | } | |
212 | } | |
213 | ||
214 | pub fn test_decode_audio(demuxer: &str, name: &str, limit: Option<u64>, audio_pfx: &str, | |
215 | dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders) { | |
216 | let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap(); | |
217 | let mut file = File::open(name).unwrap(); | |
218 | let mut fr = FileReader::new_read(&mut file); | |
219 | let mut br = ByteReader::new(&mut fr); | |
220 | let mut dmx = create_demuxer(dmx_f, &mut br).unwrap(); | |
221 | ||
222 | let mut decs: Vec<Option<(Box<NADecoderSupport>, Box<NADecoder>)>> = Vec::new(); | |
223 | for i in 0..dmx.get_num_streams() { | |
224 | let s = dmx.get_stream(i).unwrap(); | |
225 | let info = s.get_info(); | |
226 | let decfunc = dec_reg.find_decoder(info.get_name()); | |
227 | if let Some(df) = decfunc { | |
228 | if info.is_audio() { | |
229 | let mut dec = (df)(); | |
230 | let mut dsupp = Box::new(NADecoderSupport::new()); | |
231 | dec.init(&mut dsupp, info).unwrap(); | |
232 | decs.push(Some((dsupp, dec))); | |
233 | } else { | |
234 | decs.push(None); | |
235 | } | |
236 | } else { | |
237 | decs.push(None); | |
238 | } | |
239 | } | |
240 | ||
241 | let name = format!("assets/{}out.wav", audio_pfx); | |
242 | let file = File::create(name).unwrap(); | |
243 | let mut fw = FileWriter::new_write(file); | |
244 | let mut wr = ByteWriter::new(&mut fw); | |
245 | let mut wwr = WavWriter::new(&mut wr); | |
246 | let mut wrote_header = false; | |
247 | ||
248 | loop { | |
249 | let pktres = dmx.get_frame(); | |
250 | if let Err(e) = pktres { | |
251 | if e == DemuxerError::EOF { break; } | |
252 | panic!("error"); | |
253 | } | |
254 | let pkt = pktres.unwrap(); | |
255 | if limit.is_some() && pkt.get_pts().is_some() { | |
256 | if pkt.get_pts().unwrap() > limit.unwrap() { break; } | |
257 | } | |
258 | let streamno = pkt.get_stream().get_id() as usize; | |
259 | if let Some((ref mut dsupp, ref mut dec)) = decs[streamno] { | |
260 | let frm = dec.decode(dsupp, &pkt).unwrap(); | |
261 | if frm.get_info().is_audio() { | |
262 | if !wrote_header { | |
263 | wwr.write_header(frm.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap(); | |
264 | wrote_header = true; | |
265 | } | |
266 | wwr.write_frame(frm.get_buffer()).unwrap(); | |
267 | } | |
268 | } | |
269 | } | |
270 | } |