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, frm: NAFrameRef) {
10 if let NABufferType::None = frm.get_buffer() { return; }
11 let name = format!("assets/{}out{:02}_{:06}.pgm", pfx, strno, num);
12 let mut ofile = File::create(name).unwrap();
13 let buf = frm.get_buffer().get_vbuf().unwrap();
14 let (w, h) = buf.get_dimensions(0);
15 let (w2, h2) = buf.get_dimensions(1);
16 let has_alpha = buf.get_info().get_format().has_alpha();
17 let mut tot_h = h + h2;
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);
31 let line = &dta[idx..idx2];
32 ofile.write_all(line).unwrap();
37 let mut pad: Vec<u8> = Vec::with_capacity((w - w2 * 2) / 2);
38 pad.resize((w - w2 * 2) / 2, 0xFF);
39 let mut base1 = buf.get_offset(1);
40 let stride1 = buf.get_stride(1);
41 let mut base2 = buf.get_offset(2);
42 let stride2 = buf.get_stride(2);
44 let bend1 = base1 + w2;
45 let line = &dta[base1..bend1];
46 ofile.write_all(line).unwrap();
47 ofile.write_all(pad.as_slice()).unwrap();
49 let bend2 = base2 + w2;
50 let line = &dta[base2..bend2];
51 ofile.write_all(line).unwrap();
52 ofile.write_all(pad.as_slice()).unwrap();
58 let mut pad: Vec<u8> = Vec::with_capacity(w - w2);
59 pad.resize(w - w2, 0xFF);
60 let mut base1 = buf.get_offset(1);
61 let stride1 = buf.get_stride(1);
63 let bend1 = base1 + w2;
64 let line = &dta[base1..bend1];
65 ofile.write_all(line).unwrap();
66 ofile.write_all(pad.as_slice()).unwrap();
69 let mut base2 = buf.get_offset(2);
70 let stride2 = buf.get_stride(2);
72 let bend2 = base2 + w2;
73 let line = &dta[base2..bend2];
74 ofile.write_all(line).unwrap();
75 ofile.write_all(pad.as_slice()).unwrap();
80 let ls = buf.get_stride(3);
81 let mut idx = buf.get_offset(3);
82 let mut idx2 = idx + w;
84 let line = &dta[idx..idx2];
85 ofile.write_all(line).unwrap();
92 fn write_palppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) {
93 let name = format!("assets/{}out{:02}_{:06}.ppm", pfx, strno, num);
94 let mut ofile = File::create(name).unwrap();
95 let buf = frm.get_buffer().get_vbuf().unwrap();
96 let (w, h) = buf.get_dimensions(0);
97 let paloff = buf.get_offset(1);
98 let hdr = format!("P6\n{} {}\n255\n", w, h);
99 ofile.write_all(hdr.as_bytes()).unwrap();
100 let dta = buf.get_data();
101 let ls = buf.get_stride(0);
102 let offs: [usize; 3] = [
103 buf.get_info().get_format().get_chromaton(0).unwrap().get_offset() as usize,
104 buf.get_info().get_format().get_chromaton(1).unwrap().get_offset() as usize,
105 buf.get_info().get_format().get_chromaton(2).unwrap().get_offset() as usize
108 let mut line: Vec<u8> = Vec::with_capacity(w * 3);
109 line.resize(w * 3, 0);
111 let src = &dta[idx..(idx+w)];
113 let pix = src[x] as usize;
114 line[x * 3 + 0] = dta[paloff + pix * 3 + offs[0]];
115 line[x * 3 + 1] = dta[paloff + pix * 3 + offs[1]];
116 line[x * 3 + 2] = dta[paloff + pix * 3 + offs[2]];
118 ofile.write_all(line.as_slice()).unwrap();
123 fn write_ppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) {
124 let name = format!("assets/{}out{:02}_{:06}.ppm", pfx, strno, num);
125 let mut ofile = File::create(name).unwrap();
126 if let NABufferType::VideoPacked(ref buf) = frm.get_buffer() {
127 let (w, h) = buf.get_dimensions(0);
128 let hdr = format!("P6\n{} {}\n255\n", w, h);
129 ofile.write_all(hdr.as_bytes()).unwrap();
130 let dta = buf.get_data();
131 let stride = buf.get_stride(0);
132 let offs: [usize; 3] = [
133 buf.get_info().get_format().get_chromaton(0).unwrap().get_offset() as usize,
134 buf.get_info().get_format().get_chromaton(1).unwrap().get_offset() as usize,
135 buf.get_info().get_format().get_chromaton(2).unwrap().get_offset() as usize
137 let step = buf.get_info().get_format().get_elem_size() as usize;
138 let mut line: Vec<u8> = Vec::with_capacity(w * 3);
139 line.resize(w * 3, 0);
140 for src in dta.chunks(stride) {
142 line[x * 3 + 0] = src[x * step + offs[0]];
143 line[x * 3 + 1] = src[x * step + offs[1]];
144 line[x * 3 + 2] = src[x * step + offs[2]];
146 ofile.write_all(line.as_slice()).unwrap();
148 } else if let NABufferType::Video16(ref buf) = frm.get_buffer() {
149 let (w, h) = buf.get_dimensions(0);
150 let hdr = format!("P6\n{} {}\n255\n", w, h);
151 ofile.write_all(hdr.as_bytes()).unwrap();
152 let dta = buf.get_data();
153 let stride = buf.get_stride(0);
154 let depths: [u8; 3] = [
155 buf.get_info().get_format().get_chromaton(0).unwrap().get_depth(),
156 buf.get_info().get_format().get_chromaton(1).unwrap().get_depth(),
157 buf.get_info().get_format().get_chromaton(2).unwrap().get_depth()
159 let masks: [u16; 3] = [
160 (1 << depths[0]) - 1,
161 (1 << depths[1]) - 1,
164 let shifts: [u8; 3] = [
165 buf.get_info().get_format().get_chromaton(0).unwrap().get_shift(),
166 buf.get_info().get_format().get_chromaton(1).unwrap().get_shift(),
167 buf.get_info().get_format().get_chromaton(2).unwrap().get_shift()
169 let mut line: Vec<u8> = Vec::with_capacity(w * 3);
170 line.resize(w * 3, 0);
171 for src in dta.chunks(stride) {
174 let r = ((elem >> shifts[0]) & masks[0]) << (8 - depths[0]);
175 let g = ((elem >> shifts[1]) & masks[1]) << (8 - depths[1]);
176 let b = ((elem >> shifts[2]) & masks[2]) << (8 - depths[2]);
177 line[x * 3 + 0] = r as u8;
178 line[x * 3 + 1] = g as u8;
179 line[x * 3 + 2] = b as u8;
181 ofile.write_all(line.as_slice()).unwrap();
184 panic!(" unhandled buf format");
188 /*fn open_wav_out(pfx: &str, strno: usize) -> WavWriter {
189 let name = format!("assets/{}out{:02}.wav", pfx, strno);
190 let mut file = File::create(name).unwrap();
191 let mut fw = FileWriter::new_write(&mut file);
192 let mut wr = ByteWriter::new(&mut fw);
193 WavWriter::new(&mut wr)
196 pub fn test_file_decoding(demuxer: &str, name: &str, limit: Option<u64>,
197 decode_video: bool, decode_audio: bool,
198 video_pfx: Option<&str>,
199 dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders) {
200 let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap();
201 let mut file = File::open(name).unwrap();
202 let mut fr = FileReader::new_read(&mut file);
203 let mut br = ByteReader::new(&mut fr);
204 let mut dmx = create_demuxer(dmx_f, &mut br).unwrap();
206 let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
207 for i in 0..dmx.get_num_streams() {
208 let s = dmx.get_stream(i).unwrap();
209 let info = s.get_info();
210 let decfunc = dec_reg.find_decoder(info.get_name());
211 if let Some(df) = decfunc {
212 if (decode_video && info.is_video()) || (decode_audio && info.is_audio()) {
213 let mut dec = (df)();
214 dec.init(info).unwrap();
215 decs.push(Some(dec));
225 let pktres = dmx.get_frame();
226 if let Err(e) = pktres {
227 if e == DemuxerError::EOF { break; }
230 let pkt = pktres.unwrap();
231 if limit.is_some() && pkt.get_pts().is_some() {
232 if pkt.get_pts().unwrap() > limit.unwrap() { break; }
234 let streamno = pkt.get_stream().get_id() as usize;
235 if let Some(ref mut dec) = decs[streamno] {
236 let frm = dec.decode(&pkt).unwrap();
237 if pkt.get_stream().get_info().is_video() && video_pfx.is_some() && frm.get_frame_type() != FrameType::Skip {
238 let pfx = video_pfx.unwrap();
239 let pts = if let Some(fpts) = frm.get_pts() { fpts } else { pkt.get_pts().unwrap() };
240 let vinfo = frm.get_buffer().get_video_info().unwrap();
241 if vinfo.get_format().is_paletted() {
242 write_palppm(pfx, streamno, pts, frm);
243 } else if vinfo.get_format().get_model().is_yuv() {
244 write_pgmyuv(pfx, streamno, pts, frm);
245 } else if vinfo.get_format().get_model().is_rgb() {
246 write_ppm(pfx, streamno, pts, frm);
248 panic!(" unknown format");
255 pub fn test_decode_audio(demuxer: &str, name: &str, limit: Option<u64>, audio_pfx: &str,
256 dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders) {
257 let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap();
258 let mut file = File::open(name).unwrap();
259 let mut fr = FileReader::new_read(&mut file);
260 let mut br = ByteReader::new(&mut fr);
261 let mut dmx = create_demuxer(dmx_f, &mut br).unwrap();
263 let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
264 for i in 0..dmx.get_num_streams() {
265 let s = dmx.get_stream(i).unwrap();
266 let info = s.get_info();
267 let decfunc = dec_reg.find_decoder(info.get_name());
268 if let Some(df) = decfunc {
270 let mut dec = (df)();
271 dec.init(info).unwrap();
272 decs.push(Some(dec));
281 let name = format!("assets/{}out.wav", audio_pfx);
282 let file = File::create(name).unwrap();
283 let mut fw = FileWriter::new_write(file);
284 let mut wr = ByteWriter::new(&mut fw);
285 let mut wwr = WavWriter::new(&mut wr);
286 let mut wrote_header = false;
289 let pktres = dmx.get_frame();
290 if let Err(e) = pktres {
291 if e == DemuxerError::EOF { break; }
294 let pkt = pktres.unwrap();
295 if limit.is_some() && pkt.get_pts().is_some() {
296 if pkt.get_pts().unwrap() > limit.unwrap() { break; }
298 let streamno = pkt.get_stream().get_id() as usize;
299 if let Some(ref mut dec) = decs[streamno] {
300 let frm = dec.decode(&pkt).unwrap();
301 if frm.get_info().is_audio() {
303 wwr.write_header(frm.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
306 wwr.write_frame(frm.get_buffer()).unwrap();