2 use std::io::prelude::*;
7 use super::wavwriter::WavWriter;
9 fn write_pgmyuv(pfx: &str, strno: usize, num: u64, frmref: NAFrameRef) {
10 let frm = frmref.borrow();
11 if let NABufferType::None = frm.get_buffer() { return; }
12 let name = format!("assets/{}out{:02}_{:04}.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);
18 let hdr = format!("P5\n{} {}\n255\n", w, tot_h);
19 ofile.write_all(hdr.as_bytes()).unwrap();
20 let dta = buf.get_data();
21 let ls = buf.get_stride(0);
24 let mut pad: Vec<u8> = Vec::with_capacity((w - w2 * 2) / 2);
25 pad.resize((w - w2 * 2) / 2, 0xFF);
27 let line = &dta[idx..idx2];
28 ofile.write_all(line).unwrap();
32 let mut base1 = buf.get_offset(1);
33 let stride1 = buf.get_stride(1);
34 let mut base2 = buf.get_offset(2);
35 let stride2 = buf.get_stride(2);
37 let bend1 = base1 + w2;
38 let line = &dta[base1..bend1];
39 ofile.write_all(line).unwrap();
40 ofile.write_all(pad.as_slice()).unwrap();
42 let bend2 = base2 + w2;
43 let line = &dta[base2..bend2];
44 ofile.write_all(line).unwrap();
45 ofile.write_all(pad.as_slice()).unwrap();
52 fn write_palppm(pfx: &str, strno: usize, num: u64, frmref: NAFrameRef) {
53 let frm = frmref.borrow();
54 let name = format!("assets/{}out{:02}_{:04}.ppm", pfx, strno, num);
55 let mut ofile = File::create(name).unwrap();
56 let buf = frm.get_buffer().get_vbuf().unwrap();
57 let (w, h) = buf.get_dimensions(0);
58 let paloff = buf.get_offset(1);
59 let hdr = format!("P6\n{} {}\n255\n", w, h);
60 ofile.write_all(hdr.as_bytes()).unwrap();
61 let dta = buf.get_data();
62 let ls = buf.get_stride(0);
64 let mut line: Vec<u8> = Vec::with_capacity(w * 3);
65 line.resize(w * 3, 0);
67 let src = &dta[idx..(idx+w)];
69 let pix = src[x] as usize;
70 line[x * 3 + 0] = dta[paloff + pix * 3 + 2];
71 line[x * 3 + 1] = dta[paloff + pix * 3 + 1];
72 line[x * 3 + 2] = dta[paloff + pix * 3 + 0];
74 ofile.write_all(line.as_slice()).unwrap();
79 /*fn open_wav_out(pfx: &str, strno: usize) -> WavWriter {
80 let name = format!("assets/{}out{:02}.wav", pfx, strno);
81 let mut file = File::create(name).unwrap();
82 let mut fw = FileWriter::new_write(&mut file);
83 let mut wr = ByteWriter::new(&mut fw);
84 WavWriter::new(&mut wr)
87 pub fn test_file_decoding(demuxer: &str, name: &str, limit: Option<u64>,
88 decode_video: bool, decode_audio: bool,
89 video_pfx: Option<&str>) {
90 let dmx_f = find_demuxer(demuxer).unwrap();
91 let mut file = File::open(name).unwrap();
92 let mut fr = FileReader::new_read(&mut file);
93 let mut br = ByteReader::new(&mut fr);
94 let mut dmx = dmx_f.new_demuxer(&mut br);
97 let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
98 for i in 0..dmx.get_num_streams() {
99 let s = dmx.get_stream(i).unwrap();
100 let info = s.get_info();
101 let decfunc = find_decoder(info.get_name());
102 if let Some(df) = decfunc {
103 if (decode_video && info.is_video()) || (decode_audio && info.is_audio()) {
104 let mut dec = (df)();
105 dec.init(info).unwrap();
106 decs.push(Some(dec));
116 let pktres = dmx.get_frame();
117 if let Err(e) = pktres {
118 if e == DemuxerError::EOF { break; }
121 let pkt = pktres.unwrap();
122 if limit.is_some() && pkt.get_pts().is_some() {
123 if pkt.get_pts().unwrap() > limit.unwrap() { break; }
125 let streamno = pkt.get_stream().get_id() as usize;
126 if let Some(ref mut dec) = decs[streamno] {
127 let frm = dec.decode(&pkt).unwrap();
128 if pkt.get_stream().get_info().is_video() && video_pfx.is_some() && frm.borrow().get_frame_type() != FrameType::Skip {
129 let pfx = video_pfx.unwrap();
130 if frm.borrow().get_buffer().get_vbuf().unwrap().get_info().get_format().is_paletted() {
131 write_palppm(pfx, streamno, pkt.get_pts().unwrap(), frm);
133 write_pgmyuv(pfx, streamno, pkt.get_pts().unwrap(), frm);
140 pub fn test_decode_audio(demuxer: &str, name: &str, limit: Option<u64>, audio_pfx: &str) {
141 let dmx_f = find_demuxer(demuxer).unwrap();
142 let mut file = File::open(name).unwrap();
143 let mut fr = FileReader::new_read(&mut file);
144 let mut br = ByteReader::new(&mut fr);
145 let mut dmx = dmx_f.new_demuxer(&mut br);
148 let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
149 for i in 0..dmx.get_num_streams() {
150 let s = dmx.get_stream(i).unwrap();
151 let info = s.get_info();
152 let decfunc = find_decoder(info.get_name());
153 if let Some(df) = decfunc {
155 let mut dec = (df)();
156 dec.init(info).unwrap();
157 decs.push(Some(dec));
166 let name = format!("assets/{}out.wav", audio_pfx);
167 let mut file = File::create(name).unwrap();
168 let mut fw = FileWriter::new_write(&mut file);
169 let mut wr = ByteWriter::new(&mut fw);
170 let mut wwr = WavWriter::new(&mut wr);
171 let mut wrote_header = false;
174 let pktres = dmx.get_frame();
175 if let Err(e) = pktres {
176 if e == DemuxerError::EOF { break; }
179 let pkt = pktres.unwrap();
180 if limit.is_some() && pkt.get_pts().is_some() {
181 if pkt.get_pts().unwrap() > limit.unwrap() { break; }
183 let streamno = pkt.get_stream().get_id() as usize;
184 if let Some(ref mut dec) = decs[streamno] {
185 let frm_ = dec.decode(&pkt).unwrap();
186 let frm = frm_.borrow();
187 if frm.get_info().is_audio() {
189 wwr.write_header(frm.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
192 wwr.write_frame(frm.get_buffer()).unwrap();