2 use std::io::prelude::*;
5 use crate::demuxers::*;
6 use crate::io::byteio::*;
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}_{: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();
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);
30 let mut pad: Vec<u8> = Vec::with_capacity((w - w2 * 2) / 2);
31 pad.resize((w - w2 * 2) / 2, 0xFF);
33 let line = &dta[idx..idx2];
34 ofile.write_all(line).unwrap();
38 let mut base1 = buf.get_offset(1);
39 let stride1 = buf.get_stride(1);
40 let mut base2 = buf.get_offset(2);
41 let stride2 = buf.get_stride(2);
43 let bend1 = base1 + w2;
44 let line = &dta[base1..bend1];
45 ofile.write_all(line).unwrap();
46 ofile.write_all(pad.as_slice()).unwrap();
48 let bend2 = base2 + w2;
49 let line = &dta[base2..bend2];
50 ofile.write_all(line).unwrap();
51 ofile.write_all(pad.as_slice()).unwrap();
57 let ls = buf.get_stride(3);
58 let mut idx = buf.get_offset(3);
59 let mut idx2 = idx + w;
61 let line = &dta[idx..idx2];
62 ofile.write_all(line).unwrap();
69 fn write_palppm(pfx: &str, strno: usize, num: u64, frmref: NAFrameRef) {
70 let frm = frmref.borrow();
71 let name = format!("assets/{}out{:02}_{:06}.ppm", pfx, strno, num);
72 let mut ofile = File::create(name).unwrap();
73 let buf = frm.get_buffer().get_vbuf().unwrap();
74 let (w, h) = buf.get_dimensions(0);
75 let paloff = buf.get_offset(1);
76 let hdr = format!("P6\n{} {}\n255\n", w, h);
77 ofile.write_all(hdr.as_bytes()).unwrap();
78 let dta = buf.get_data();
79 let ls = buf.get_stride(0);
81 let mut line: Vec<u8> = Vec::with_capacity(w * 3);
82 line.resize(w * 3, 0);
84 let src = &dta[idx..(idx+w)];
86 let pix = src[x] as usize;
87 line[x * 3 + 0] = dta[paloff + pix * 3 + 2];
88 line[x * 3 + 1] = dta[paloff + pix * 3 + 1];
89 line[x * 3 + 2] = dta[paloff + pix * 3 + 0];
91 ofile.write_all(line.as_slice()).unwrap();
96 /*fn open_wav_out(pfx: &str, strno: usize) -> WavWriter {
97 let name = format!("assets/{}out{:02}.wav", pfx, strno);
98 let mut file = File::create(name).unwrap();
99 let mut fw = FileWriter::new_write(&mut file);
100 let mut wr = ByteWriter::new(&mut fw);
101 WavWriter::new(&mut wr)
104 pub fn test_file_decoding(demuxer: &str, name: &str, limit: Option<u64>,
105 decode_video: bool, decode_audio: bool,
106 video_pfx: Option<&str>,
107 dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders) {
108 let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap();
109 let mut file = File::open(name).unwrap();
110 let mut fr = FileReader::new_read(&mut file);
111 let mut br = ByteReader::new(&mut fr);
112 let mut dmx = create_demuxer(dmx_f, &mut br).unwrap();
114 let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
115 for i in 0..dmx.get_num_streams() {
116 let s = dmx.get_stream(i).unwrap();
117 let info = s.get_info();
118 let decfunc = dec_reg.find_decoder(info.get_name());
119 if let Some(df) = decfunc {
120 if (decode_video && info.is_video()) || (decode_audio && info.is_audio()) {
121 let mut dec = (df)();
122 dec.init(info).unwrap();
123 decs.push(Some(dec));
133 let pktres = dmx.get_frame();
134 if let Err(e) = pktres {
135 if e == DemuxerError::EOF { break; }
138 let pkt = pktres.unwrap();
139 if limit.is_some() && pkt.get_pts().is_some() {
140 if pkt.get_pts().unwrap() > limit.unwrap() { break; }
142 let streamno = pkt.get_stream().get_id() as usize;
143 if let Some(ref mut dec) = decs[streamno] {
144 let frm = dec.decode(&pkt).unwrap();
145 if pkt.get_stream().get_info().is_video() && video_pfx.is_some() && frm.borrow().get_frame_type() != FrameType::Skip {
146 let pfx = video_pfx.unwrap();
147 let pts = if let Some(fpts) = frm.borrow().get_pts() { fpts } else { pkt.get_pts().unwrap() };
148 if frm.borrow().get_buffer().get_vbuf().unwrap().get_info().get_format().is_paletted() {
149 write_palppm(pfx, streamno, pts, frm);
151 write_pgmyuv(pfx, streamno, pts, frm);
158 pub fn test_decode_audio(demuxer: &str, name: &str, limit: Option<u64>, audio_pfx: &str,
159 dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders) {
160 let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap();
161 let mut file = File::open(name).unwrap();
162 let mut fr = FileReader::new_read(&mut file);
163 let mut br = ByteReader::new(&mut fr);
164 let mut dmx = create_demuxer(dmx_f, &mut br).unwrap();
166 let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
167 for i in 0..dmx.get_num_streams() {
168 let s = dmx.get_stream(i).unwrap();
169 let info = s.get_info();
170 let decfunc = dec_reg.find_decoder(info.get_name());
171 if let Some(df) = decfunc {
173 let mut dec = (df)();
174 dec.init(info).unwrap();
175 decs.push(Some(dec));
184 let name = format!("assets/{}out.wav", audio_pfx);
185 let file = File::create(name).unwrap();
186 let mut fw = FileWriter::new_write(file);
187 let mut wr = ByteWriter::new(&mut fw);
188 let mut wwr = WavWriter::new(&mut wr);
189 let mut wrote_header = false;
192 let pktres = dmx.get_frame();
193 if let Err(e) = pktres {
194 if e == DemuxerError::EOF { break; }
197 let pkt = pktres.unwrap();
198 if limit.is_some() && pkt.get_pts().is_some() {
199 if pkt.get_pts().unwrap() > limit.unwrap() { break; }
201 let streamno = pkt.get_stream().get_id() as usize;
202 if let Some(ref mut dec) = decs[streamno] {
203 let frm_ = dec.decode(&pkt).unwrap();
204 let frm = frm_.borrow();
205 if frm.get_info().is_audio() {
207 wwr.write_header(frm.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
210 wwr.write_frame(frm.get_buffer()).unwrap();