+++ /dev/null
-//! Routines for testing decoders.
-use std::fs::File;
-use std::io::prelude::*;
-use crate::frame::*;
-use crate::codecs::*;
-use crate::demuxers::*;
-//use crate::io::byteio::*;
-use crate::scale::*;
-use super::wavwriter::WavWriter;
-use super::md5::MD5;
-pub use super::ExpectedTestResult;
-
-const OUTPUT_PREFIX: &str = "assets/test_out";
-
-fn write_pgmyuv(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) {
- if let NABufferType::None = frm.get_buffer() { return; }
- let name = format!("{}/{}out{:02}_{:06}.pgm", OUTPUT_PREFIX, pfx, strno, num);
- let mut ofile = File::create(name).unwrap();
- let buf = frm.get_buffer().get_vbuf().unwrap();
- let (w, h) = buf.get_dimensions(0);
- let (w2, h2) = buf.get_dimensions(1);
- let has_alpha = buf.get_info().get_format().has_alpha();
- let mut tot_h = h + h2;
- if has_alpha {
- tot_h += h;
- }
- if w2 > w/2 {
- tot_h += h2;
- }
- let hdr = format!("P5\n{} {}\n255\n", w, tot_h);
- ofile.write_all(hdr.as_bytes()).unwrap();
- let dta = buf.get_data();
- let ls = buf.get_stride(0);
- let mut idx = 0;
- let mut idx2 = w;
- let is_flipped = buf.get_info().is_flipped();
- if is_flipped {
- idx += h * ls;
- idx2 += h * ls;
- }
- for _ in 0..h {
- if is_flipped {
- idx -= ls;
- idx2 -= ls;
- }
- let line = &dta[idx..idx2];
- ofile.write_all(line).unwrap();
- if !is_flipped {
- idx += ls;
- idx2 += ls;
- }
- }
- if w2 <= w/2 {
- let pad: Vec<u8> = vec![0xFF; (w - w2 * 2) / 2];
- let mut base1 = buf.get_offset(1);
- let stride1 = buf.get_stride(1);
- let mut base2 = buf.get_offset(2);
- let stride2 = buf.get_stride(2);
- if is_flipped {
- base1 += h2 * stride1;
- base2 += h2 * stride2;
- }
- for _ in 0..h2 {
- if is_flipped {
- base1 -= stride1;
- base2 -= stride2;
- }
- let bend1 = base1 + w2;
- let line = &dta[base1..bend1];
- ofile.write_all(line).unwrap();
- ofile.write_all(pad.as_slice()).unwrap();
-
- let bend2 = base2 + w2;
- let line = &dta[base2..bend2];
- ofile.write_all(line).unwrap();
- ofile.write_all(pad.as_slice()).unwrap();
-
- if !is_flipped {
- base1 += stride1;
- base2 += stride2;
- }
- }
- } else {
- let pad: Vec<u8> = vec![0xFF; w - w2];
- let mut base1 = buf.get_offset(1);
- let stride1 = buf.get_stride(1);
- if is_flipped {
- base1 += h2 * stride1;
- }
- for _ in 0..h2 {
- if is_flipped {
- base1 -= stride1;
- }
- let bend1 = base1 + w2;
- let line = &dta[base1..bend1];
- ofile.write_all(line).unwrap();
- ofile.write_all(pad.as_slice()).unwrap();
- if !is_flipped {
- base1 += stride1;
- }
- }
- let mut base2 = buf.get_offset(2);
- let stride2 = buf.get_stride(2);
- if is_flipped {
- base2 += h2 * stride2;
- }
- for _ in 0..h2 {
- if is_flipped {
- base2 -= stride2;
- }
- let bend2 = base2 + w2;
- let line = &dta[base2..bend2];
- ofile.write_all(line).unwrap();
- ofile.write_all(pad.as_slice()).unwrap();
- if !is_flipped {
- base2 += stride2;
- }
- }
- }
- if has_alpha {
- let ls = buf.get_stride(3);
- let mut idx = buf.get_offset(3);
- let mut idx2 = idx + w;
- if is_flipped {
- idx += h * ls;
- idx2 += h * ls;
- }
- for _ in 0..h {
- if is_flipped {
- idx -= ls;
- idx2 -= ls;
- }
- let line = &dta[idx..idx2];
- ofile.write_all(line).unwrap();
- if !is_flipped {
- idx += ls;
- idx2 += ls;
- }
- }
- }
-}
-
-fn write_palppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) {
- let name = format!("{}/{}out{:02}_{:06}.ppm", OUTPUT_PREFIX, pfx, strno, num);
- let mut ofile = File::create(name).unwrap();
- let buf = frm.get_buffer().get_vbuf().unwrap();
- let (w, h) = buf.get_dimensions(0);
- let paloff = buf.get_offset(1);
- let hdr = format!("P6\n{} {}\n255\n", w, h);
- ofile.write_all(hdr.as_bytes()).unwrap();
- let dta = buf.get_data();
- let ls = buf.get_stride(0);
- let offs: [usize; 3] = [
- buf.get_info().get_format().get_chromaton(0).unwrap().get_offset() as usize,
- buf.get_info().get_format().get_chromaton(1).unwrap().get_offset() as usize,
- buf.get_info().get_format().get_chromaton(2).unwrap().get_offset() as usize
- ];
- let mut idx = 0;
- let mut line: Vec<u8> = vec![0; w * 3];
- for _ in 0..h {
- let src = &dta[idx..(idx+w)];
- for x in 0..w {
- let pix = src[x] as usize;
- line[x * 3 + 0] = dta[paloff + pix * 3 + offs[0]];
- line[x * 3 + 1] = dta[paloff + pix * 3 + offs[1]];
- line[x * 3 + 2] = dta[paloff + pix * 3 + offs[2]];
- }
- ofile.write_all(line.as_slice()).unwrap();
- idx += ls;
- }
-}
-
-fn write_ppm(pfx: &str, strno: usize, num: u64, frm: NAFrameRef) {
- let name = format!("{}/{}out{:02}_{:06}.ppm", OUTPUT_PREFIX, pfx, strno, num);
- let mut ofile = File::create(name).unwrap();
- let info = frm.get_buffer().get_video_info().unwrap();
- let mut dpic = alloc_video_buffer(NAVideoInfo::new(info.get_width(), info.get_height(), false, RGB24_FORMAT), 0).unwrap();
- let ifmt = ScaleInfo { width: info.get_width(), height: info.get_height(), fmt: info.get_format() };
- let ofmt = ScaleInfo { width: info.get_width(), height: info.get_height(), fmt: RGB24_FORMAT };
- let mut scaler = NAScale::new(ifmt, ofmt).unwrap();
- scaler.convert(&frm.get_buffer(), &mut dpic).unwrap();
- let buf = dpic.get_vbuf().unwrap();
- let (w, h) = buf.get_dimensions(0);
- let hdr = format!("P6\n{} {}\n255\n", w, h);
- ofile.write_all(hdr.as_bytes()).unwrap();
- let dta = buf.get_data();
- let stride = buf.get_stride(0);
- for src in dta.chunks(stride) {
- ofile.write_all(&src[0..w*3]).unwrap();
- }
-}
-
-/*fn open_wav_out(pfx: &str, strno: usize) -> WavWriter {
- let name = format!("assets/{}out{:02}.wav", pfx, strno);
- let mut file = File::create(name).unwrap();
- let mut fw = FileWriter::new_write(&mut file);
- let mut wr = ByteWriter::new(&mut fw);
- WavWriter::new(&mut wr)
-}*/
-
-/// Tests decoding of provided file and optionally outputs video frames as PNM (PPM for RGB video, PGM for YUV).
-///
-/// This function expects the following arguments:
-/// * `demuxer` - container format name (used to find proper demuxer for it)
-/// * `name` - input file name
-/// * `limit` - optional PTS value after which decoding is stopped
-/// * `decode_video`/`decode_audio` - flags for enabling video/audio decoding
-/// * `video_pfx` - prefix for video frames written as pictures (if enabled then output picture names should look like `<crate_name>/assets/test_out/PFXout00_000000.ppm`
-/// * `dmx_reg` and `dec_reg` - registered demuxers and decoders that should contain demuxer and decoder(s) needed to decode the provided file.
-///
-/// Since the function is intended for tests, it will panic instead of returning an error.
-pub fn test_file_decoding(demuxer: &str, name: &str, limit: Option<u64>,
- decode_video: bool, decode_audio: bool,
- video_pfx: Option<&str>,
- dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders) {
- let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap();
- let mut file = File::open(name).unwrap();
- let mut fr = FileReader::new_read(&mut file);
- let mut br = ByteReader::new(&mut fr);
- let mut dmx = create_demuxer(dmx_f, &mut br).unwrap();
-
- let mut decs: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>)>> = Vec::new();
- for i in 0..dmx.get_num_streams() {
- let s = dmx.get_stream(i).unwrap();
- let info = s.get_info();
- let decfunc = dec_reg.find_decoder(info.get_name());
- if let Some(df) = decfunc {
- if (decode_video && info.is_video()) || (decode_audio && info.is_audio()) {
- let mut dec = (df)();
- let mut dsupp = Box::new(NADecoderSupport::new());
- dec.init(&mut dsupp, info).unwrap();
- decs.push(Some((dsupp, dec)));
- } else {
- decs.push(None);
- }
- } else {
- decs.push(None);
- }
- }
-
- loop {
- let pktres = dmx.get_frame();
- if let Err(e) = pktres {
- if e == DemuxerError::EOF { break; }
- panic!("error");
- }
- let pkt = pktres.unwrap();
- let streamno = pkt.get_stream().get_id() as usize;
- if let Some((ref mut dsupp, ref mut dec)) = decs[streamno] {
- if let (Some(lim), Some(ppts)) = (limit, pkt.get_pts()) {
- if ppts > lim { break; }
- }
- let frm = dec.decode(dsupp, &pkt).unwrap();
- if pkt.get_stream().get_info().is_video() && video_pfx.is_some() && frm.get_frame_type() != FrameType::Skip {
- let pfx = video_pfx.unwrap();
- let pts = if let Some(fpts) = frm.get_pts() { fpts } else { pkt.get_pts().unwrap() };
- let vinfo = frm.get_buffer().get_video_info().unwrap();
- if vinfo.get_format().is_paletted() {
- write_palppm(pfx, streamno, pts, frm);
- } else if vinfo.get_format().get_model().is_yuv() {
- write_pgmyuv(pfx, streamno, pts, frm);
- } else if vinfo.get_format().get_model().is_rgb() {
- write_ppm(pfx, streamno, pts, frm);
- } else {
-panic!(" unknown format");
- }
- }
- }
- }
-}
-
-/// Tests audio decoder with the content in the provided file and optionally outputs decoded audio.
-///
-/// The syntax is very similar to [`test_file_decoding`] except that it is intended for testing audio codecs.
-///
-/// Since the function is intended for tests, it will panic instead of returning an error.
-///
-/// [`test_file_decoding`]: ./fn.test_file_decoding.html
-pub fn test_decode_audio(demuxer: &str, name: &str, limit: Option<u64>, audio_pfx: Option<&str>,
- dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders) {
- let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap();
- let mut file = File::open(name).unwrap();
- let mut fr = FileReader::new_read(&mut file);
- let mut br = ByteReader::new(&mut fr);
- let mut dmx = create_demuxer(dmx_f, &mut br).unwrap();
-
- let mut decs: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>)>> = Vec::new();
- for i in 0..dmx.get_num_streams() {
- let s = dmx.get_stream(i).unwrap();
- let info = s.get_info();
- let decfunc = dec_reg.find_decoder(info.get_name());
- if let Some(df) = decfunc {
- if info.is_audio() {
- let mut dec = (df)();
- let mut dsupp = Box::new(NADecoderSupport::new());
- dec.init(&mut dsupp, info).unwrap();
- decs.push(Some((dsupp, dec)));
- } else {
- decs.push(None);
- }
- } else {
- decs.push(None);
- }
- }
-
- if let Some(audio_pfx) = audio_pfx {
- let name = format!("{}/{}out.wav", OUTPUT_PREFIX, audio_pfx);
- let file = File::create(name).unwrap();
- let mut fw = FileWriter::new_write(file);
- let mut wr = ByteWriter::new(&mut fw);
- let mut wwr = WavWriter::new(&mut wr);
- let mut wrote_header = false;
-
- loop {
- let pktres = dmx.get_frame();
- if let Err(e) = pktres {
- if e == DemuxerError::EOF { break; }
- panic!("error");
- }
- let pkt = pktres.unwrap();
- if limit.is_some() && pkt.get_pts().is_some() && pkt.get_pts().unwrap() > limit.unwrap() {
- break;
- }
- let streamno = pkt.get_stream().get_id() as usize;
- if let Some((ref mut dsupp, ref mut dec)) = decs[streamno] {
- let frm = dec.decode(dsupp, &pkt).unwrap();
- if frm.get_info().is_audio() {
- if !wrote_header {
- wwr.write_header(frm.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
- wrote_header = true;
- }
- wwr.write_frame(frm.get_buffer()).unwrap();
- }
- }
- }
- } else {
- loop {
- let pktres = dmx.get_frame();
- if let Err(e) = pktres {
- if e == DemuxerError::EOF { break; }
- panic!("error");
- }
- let pkt = pktres.unwrap();
- if limit.is_some() && pkt.get_pts().is_some() && pkt.get_pts().unwrap() > limit.unwrap() {
- break;
- }
- let streamno = pkt.get_stream().get_id() as usize;
- if let Some((ref mut dsupp, ref mut dec)) = decs[streamno] {
- let _ = dec.decode(dsupp, &pkt).unwrap();
- }
- }
- }
-}
-
-fn frame_checksum(md5: &mut MD5, frm: NAFrameRef) {
- match frm.get_buffer() {
- NABufferType::Video(ref vb) => {
- md5.update_hash(vb.get_data());
- },
- NABufferType::Video16(ref vb) => {
- let mut samp = [0u8; 2];
- let data = vb.get_data();
- for el in data.iter() {
- samp[0] = (*el >> 8) as u8;
- samp[1] = (*el >> 0) as u8;
- md5.update_hash(&samp);
- }
- },
- NABufferType::Video32(ref vb) => {
- let mut samp = [0u8; 4];
- let data = vb.get_data();
- for el in data.iter() {
- samp[0] = (*el >> 24) as u8;
- samp[1] = (*el >> 16) as u8;
- samp[2] = (*el >> 8) as u8;
- samp[3] = (*el >> 0) as u8;
- md5.update_hash(&samp);
- }
- },
- NABufferType::VideoPacked(ref vb) => {
- md5.update_hash(vb.get_data());
- },
- NABufferType::AudioU8(ref ab) => {
- md5.update_hash(ab.get_data());
- },
- NABufferType::AudioI16(ref ab) => {
- let mut samp = [0u8; 2];
- let data = ab.get_data();
- for el in data.iter() {
- samp[0] = (*el >> 8) as u8;
- samp[1] = (*el >> 0) as u8;
- md5.update_hash(&samp);
- }
- },
- NABufferType::AudioI32(ref ab) => {
- let mut samp = [0u8; 4];
- let data = ab.get_data();
- for el in data.iter() {
- samp[0] = (*el >> 24) as u8;
- samp[1] = (*el >> 16) as u8;
- samp[2] = (*el >> 8) as u8;
- samp[3] = (*el >> 0) as u8;
- md5.update_hash(&samp);
- }
- },
- NABufferType::AudioF32(ref ab) => {
- let mut samp = [0u8; 4];
- let data = ab.get_data();
- for el in data.iter() {
- let bits = el.to_bits();
- samp[0] = (bits >> 24) as u8;
- samp[1] = (bits >> 16) as u8;
- samp[2] = (bits >> 8) as u8;
- samp[3] = (bits >> 0) as u8;
- md5.update_hash(&samp);
- }
- },
- NABufferType::AudioPacked(ref ab) => {
- md5.update_hash(ab.get_data());
- },
- NABufferType::Data(ref db) => {
- md5.update_hash(db.as_ref());
- },
- NABufferType::None => {},
- };
-}
-
-/// Tests decoder for requested codec in provided file.
-///
-/// This functions tries to decode a stream corresponding to `dec_name` codec in input file and validate the results against expected ones.
-///
-/// Since the function is intended for tests, it will panic instead of returning an error.
-///
-/// # Examples
-///
-/// Test RealVideo 4 decoder in test stream:
-/// ```no_run
-/// use nihav_core::test::ExpectedTestResult;
-/// use nihav_core::test::dec_video::test_decoding;
-/// use nihav_core::codecs::RegisteredDecoders;
-/// use nihav_core::demuxers::RegisteredDemuxers;
-///
-/// let mut dmx_reg = RegisteredDemuxers::new();
-/// let mut dec_reg = RegisteredDecoders::new();
-/// // ... register RealMedia demuxers and RealVideo decoders ...
-/// test_decoding("realmedia", "rv40", "assets/test_file.rmvb", None, &dmx_reg, &dec_reg, ExpectedTestResult::MD5([0x00010203, 0x04050607, 0x08090a0b, 0x0c0d0e0f]));
-/// ```
-pub fn test_decoding(demuxer: &str, dec_name: &str, filename: &str, limit: Option<u64>,
- dmx_reg: &RegisteredDemuxers, dec_reg: &RegisteredDecoders,
- test: ExpectedTestResult) {
- let dmx_f = dmx_reg.find_demuxer(demuxer).unwrap();
- let mut file = File::open(filename).unwrap();
- let mut fr = FileReader::new_read(&mut file);
- let mut br = ByteReader::new(&mut fr);
- let mut dmx = create_demuxer(dmx_f, &mut br).unwrap();
-
- let mut decs: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>)>> = Vec::new();
- let mut found = false;
- for i in 0..dmx.get_num_streams() {
- let s = dmx.get_stream(i).unwrap();
- let info = s.get_info();
-println!("stream {} codec {} / {}", i, info.get_name(), dec_name);
- if !found && (info.get_name() == dec_name) {
- let decfunc = dec_reg.find_decoder(info.get_name());
- if let Some(df) = decfunc {
- let mut dec = (df)();
- let mut dsupp = Box::new(NADecoderSupport::new());
- dec.init(&mut dsupp, info).unwrap();
- decs.push(Some((dsupp, dec)));
- found = true;
- } else {
- decs.push(None);
- }
- } else {
- decs.push(None);
- }
- }
-
- let mut md5 = MD5::new();
- let mut frameiter = if let ExpectedTestResult::MD5Frames(ref vec) = test {
- Some(vec.iter())
- } else {
- None
- };
- loop {
- let pktres = dmx.get_frame();
- if let Err(e) = pktres {
- if e == DemuxerError::EOF { break; }
- panic!("error");
- }
- let pkt = pktres.unwrap();
- let streamno = pkt.get_stream().get_id() as usize;
- if let Some((ref mut dsupp, ref mut dec)) = decs[streamno] {
- if limit.is_some() && pkt.get_pts().is_some() && pkt.get_pts().unwrap() > limit.unwrap() {
- break;
- }
- let frm = dec.decode(dsupp, &pkt).unwrap();
- match &test {
- ExpectedTestResult::Decodes => {},
- ExpectedTestResult::MD5(_) => { frame_checksum(&mut md5, frm); },
- ExpectedTestResult::MD5Frames(_) => {
- md5 = MD5::new();
- frame_checksum(&mut md5, frm);
- md5.finish();
- if let Some(ref mut iter) = frameiter {
- let ret = iter.next();
- if ret.is_none() { break; }
- let ref_hash = ret.unwrap();
- let mut hash = [0u32; 4];
- md5.get_hash(&mut hash);
-println!("frame pts {:?} hash {}", pkt.get_pts(), md5);
- assert_eq!(&hash, ref_hash);
- }
- },
- ExpectedTestResult::GenerateMD5Frames => {
- md5 = MD5::new();
- frame_checksum(&mut md5, frm);
- md5.finish();
- let mut hash = [0u32; 4];
- md5.get_hash(&mut hash);
-println!("frame pts {:?} hash [0x{:08x}, 0x{:08x}, 0x{:08x}, 0x{:08x}],", pkt.get_pts(), hash[0], hash[1], hash[2], hash[3]);
- },
- };
- }
- }
- if let ExpectedTestResult::MD5(ref ref_hash) = test {
- md5.finish();
- let mut hash = [0u32; 4];
- md5.get_hash(&mut hash);
-println!("full hash {}", md5);
- assert_eq!(&hash, ref_hash);
- }
- if let ExpectedTestResult::GenerateMD5Frames = test {
- panic!("generated hashes");
- }
-}
projects / nihav.git / blobdiff