X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=nihav-core%2Fsrc%2Ftest%2Fdec_video.rs;h=9ccefd58ed82f71fc778ada9d17bf238ce415e50;hb=eca0802bec4df1354e249d68305926fa495a1678;hp=b27eee183a40ee8497ed4516835742c435563875;hpb=927541493a5e75c3ed86d9c55437c78c5a58224b;p=nihav.git

diff --git a/nihav-core/src/test/dec_video.rs b/nihav-core/src/test/dec_video.rs
index b27eee1..9ccefd5 100644
--- a/nihav-core/src/test/dec_video.rs
+++ b/nihav-core/src/test/dec_video.rs
@@ -6,6 +6,8 @@ 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";
 
@@ -283,3 +285,164 @@ pub fn test_decode_audio(demuxer: &str, name: &str, limit: Option<u64>, audio_pf
         }
     }
 }
+
+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 => {},
+    };
+}
+
+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();
+println!("frame pts {:?} hash {}", pkt.get_pts(), md5);
+                },
+            };
+        }
+    }
+    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");
+    }
+}