--- /dev/null
+use nihav_core::codecs::*;
+use nihav_core::io::bitwriter::*;
+
+use super::binkviddata::*;
+
+mod bundle;
+use bundle::*;
+mod dsp;
+use dsp::*;
+mod mc;
+use mc::*;
+mod rc;
+use rc::*;
+
+const THRESHOLD: u32 = 64;
+const MAX_DIST: u32 = std::u32::MAX;
+
+#[derive(Clone,Copy,Default,PartialEq)]
+enum DoublingMode {
+ #[default]
+ None,
+ Height2X,
+ HeightIlace,
+ Scale2X,
+ Width2X,
+ Width2XIlace
+}
+
+impl std::string::ToString for DoublingMode {
+ fn to_string(&self) -> String {
+ match *self {
+ DoublingMode::None => "none".to_string(),
+ DoublingMode::Height2X => "height2x".to_string(),
+ DoublingMode::HeightIlace => "height_il".to_string(),
+ DoublingMode::Scale2X => "scale2x".to_string(),
+ DoublingMode::Width2X => "width2x".to_string(),
+ DoublingMode::Width2XIlace => "width2x_il".to_string(),
+ }
+ }
+}
+
+#[allow(dead_code)]
+#[derive(Clone,Copy,Debug,PartialEq)]
+enum BlockMode {
+ Skip,
+ Scaled,
+ Run,
+ Intra,
+ Residue,
+ Inter,
+ Fill,
+ Pattern,
+ Motion,
+ Raw,
+}
+
+const BLOCK_MODE_NAMES: &[&str] = &[
+ "skip", "run", "intra", "residue", "inter", "fill", "pattern", "motion", "raw", "scaled"
+];
+
+impl From<BlockMode> for usize {
+ fn from(bmode: BlockMode) -> usize {
+ match bmode {
+ BlockMode::Skip => 0,
+ BlockMode::Run => 1,
+ BlockMode::Intra => 2,
+ BlockMode::Residue => 3,
+ BlockMode::Inter => 4,
+ BlockMode::Fill => 5,
+ BlockMode::Pattern => 6,
+ BlockMode::Motion => 7,
+ BlockMode::Raw => 8,
+ BlockMode::Scaled => 9,
+ }
+ }
+}
+
+impl std::str::FromStr for BlockMode {
+ type Err = ();
+ fn from_str(s: &str) -> Result<Self, Self::Err> {
+ match s {
+ "skip" => Ok(BlockMode::Skip),
+ "run" => Ok(BlockMode::Run),
+ "intra" => Ok(BlockMode::Intra),
+ "residue" => Ok(BlockMode::Residue),
+ "inter" => Ok(BlockMode::Inter),
+ "fill" => Ok(BlockMode::Fill),
+ "pattern" => Ok(BlockMode::Pattern),
+ "motion" => Ok(BlockMode::Motion),
+ "raw" => Ok(BlockMode::Raw),
+ "scaled" => Ok(BlockMode::Scaled),
+ _ => Err(()),
+ }
+ }
+}
+
+impl std::string::ToString for BlockMode {
+ fn to_string(&self) -> String { BLOCK_MODE_NAMES[usize::from(*self)].to_string() }
+}
+
+impl BlockMode {
+ fn to_code_b(self) -> u8 {
+ match self {
+ BlockMode::Skip => 0,
+ BlockMode::Run => 1,
+ BlockMode::Intra => 2,
+ BlockMode::Residue => 3,
+ BlockMode::Inter => 4,
+ BlockMode::Fill => 5,
+ BlockMode::Pattern => 6,
+ BlockMode::Motion => 7,
+ BlockMode::Raw => 8,
+ _ => unreachable!(),
+ }
+ }
+}
+
+fn close_enough(base: u8, thr: u8, pix: u8) -> bool {
+ pix >= base.saturating_sub(thr) && pix <= base.saturating_add(thr)
+}
+
+fn write_run(tokens: &mut BlockTokens, pos: usize, len: usize, is_run: bool, clrs: &[u8; 64], is_b: bool) {
+ tokens.other.push((is_run as u16, 1));
+ if is_b {
+ tokens.other.push(((len - 1) as u16, BINKB_RUN_BITS[pos]));
+ } else {
+ unimplemented!();
+ }
+ if is_run {
+ tokens.colors.push(clrs[pos]);
+ } else {
+ tokens.colors.extend_from_slice(&clrs[pos..][..len]);
+ }
+}
+
+fn find_run_pattern(cur_blk: &[u8; 64], tokens: &mut BlockTokens, tmp_tok: &mut BlockTokens, is_b: bool, thr: u8) -> u32 {
+ tokens.clear();
+ let mut best_diff = MAX_DIST;
+ let mut clrs = [0; 64];
+ for (id, pattern) in BINK_PATTERNS.iter().enumerate() {
+ tmp_tok.clear();
+ tmp_tok.other.push((id as u16, 4));
+
+ for (dst, &idx) in clrs.iter_mut().zip(pattern.iter()) {
+ *dst = cur_blk[usize::from(idx)];
+ }
+
+ let mut cur_diff = 0;
+ let mut last_val = 0;
+ let mut last_pos = 0;
+ let mut len = 0;
+ let mut is_run = false;
+
+ for (i, &val) in clrs.iter().enumerate() {
+ if len > 0 && close_enough(last_val, thr, val) {
+ if is_run || len == 1 {
+ is_run = true;
+ len += 1;
+ } else {
+ write_run(tmp_tok, last_pos, len - 1, is_run, &clrs, is_b);
+ last_pos = i - 1;
+ last_val = clrs[last_pos];
+ len = 2;
+ }
+ cur_diff += pix_dist(last_val, val);
+ } else {
+ if len > 0 {
+ write_run(tmp_tok, last_pos, len, is_run, &clrs, is_b);
+ }
+ last_pos = i;
+ last_val = val;
+ len = 1;
+ is_run = false;
+ }
+ }
+ match len {
+ 0 => {},
+ 1 => tmp_tok.colors.push(last_val),
+ _ => write_run(tmp_tok, last_pos, len, is_run, &clrs, is_b),
+ };
+
+ if cur_diff < best_diff {
+ best_diff = cur_diff;
+ std::mem::swap(tokens, tmp_tok);
+ }
+ }
+ best_diff
+}
+
+fn find_pattern(cur_blk: &[u8; 64], tokens: &mut BlockTokens) -> u32 {
+ let sum = cur_blk.iter().fold(0u16,
+ |acc, &a| acc + u16::from(a));
+ let avg = ((sum + 32) >> 6) as u8;
+ let mut sum_ba = 0u16;
+ let mut sum_aa = 0u16;
+ let mut cnt_ba = 0u16;
+ let mut cnt_aa = 0u16;
+ for &pix in cur_blk.iter() {
+ if pix < avg {
+ sum_ba += u16::from(pix);
+ cnt_ba += 1;
+ } else {
+ sum_aa += u16::from(pix);
+ cnt_aa += 1;
+ }
+ }
+ if cnt_ba > 0 { // not flat
+ let clr_ba = ((sum_ba + cnt_ba / 2) / cnt_ba) as u8;
+ let clr_aa = ((sum_aa + cnt_aa / 2) / cnt_aa) as u8;
+ tokens.clear();
+ tokens.colors.push(clr_ba);
+ tokens.colors.push(clr_aa);
+ let mut diff = 0;
+ for row in cur_blk.chunks_exact(8) {
+ let mut pat = 0;
+ let mut mask = 1;
+ for &p in row.iter() {
+ if p < avg {
+ diff += pix_dist(p, clr_ba);
+ } else {
+ pat |= mask;
+ diff += pix_dist(p, clr_aa);
+ }
+ mask <<= 1;
+ }
+ tokens.pattern.push(pat);
+ }
+ diff
+ } else {
+ MAX_DIST
+ }
+}
+
+struct BinkEncoder {
+ stream: Option<NAStreamRef>,
+ pkt: Option<NAPacket>,
+ cur_frm: NAVideoBufferRef<u8>,
+ last_frm: NAVideoBufferRef<u8>,
+ scale_mode: DoublingMode,
+ version: char,
+ bundles: Bundles,
+ nframes: u64,
+ frame_no: u64,
+
+ bst_tokens: BlockTokens,
+ tmp_tokens: BlockTokens,
+ tmp_tok2: BlockTokens,
+
+ dsp: DSP,
+ rc: RateControl,
+
+ forbidden: [bool; 12],
+
+ print_stats: bool,
+ blk_stats: [usize; 12],
+ tot_size: usize,
+ iq_stats: [usize; 16],
+ pq_stats: [usize; 16],
+}
+
+impl BinkEncoder {
+ fn new() -> Self {
+ let frm = alloc_video_buffer(NAVideoInfo::new(4, 4, false, YUV420_FORMAT), 0).unwrap();
+ let cur_frm = frm.get_vbuf().unwrap();
+ let last_frm = cur_frm.clone();
+ Self {
+ stream: None,
+ pkt: None,
+ cur_frm, last_frm,
+ scale_mode: DoublingMode::default(),
+ version: 'b',
+ bundles: Bundles::default(),
+ nframes: 0,
+ frame_no: 0,
+
+ bst_tokens: BlockTokens::new(),
+ tmp_tokens: BlockTokens::new(),
+ tmp_tok2: BlockTokens::new(),
+
+ dsp: DSP::new(),
+ rc: RateControl::new(),
+
+ forbidden: [false; 12],
+
+ print_stats: false,
+ blk_stats: [0; 12],
+ tot_size: 0,
+ iq_stats: [0; 16],
+ pq_stats: [0; 16],
+ }
+ }
+ fn encode_frame(&mut self, bw: &mut BitWriter, srcbuf: &NAVideoBuffer<u8>) -> EncoderResult<bool> {
+ let frm = NASimpleVideoFrame::from_video_buf(&mut self.cur_frm).unwrap();
+ let src = srcbuf.get_data();
+ let last = self.last_frm.get_data();
+
+ let is_b = self.version == 'b';
+ let first_frame = self.frame_no == 1;
+ let pat_run_thr = self.rc.pattern_run_threshold();
+
+ let mut cur_blk = [0; 64];
+ let mut mv_blk = [0; 64];
+ let mut is_intra = true;
+ let mut cur_forbidden = self.forbidden;
+ self.rc.modify_forbidden_btypes(&mut cur_forbidden);
+ self.dsp.set_quant_ranges(self.rc.get_quant_ranges());
+ for plane in 0..3 {
+ let loff = self.last_frm.get_offset(plane);
+ let soff = srcbuf.get_offset(plane);
+ let doff = frm.offset[plane];
+ let lstride = self.last_frm.get_stride(plane);
+ let sstride = srcbuf.get_stride(plane);
+ let dstride = frm.stride[plane];
+
+ let cur_w = (frm.width[plane] + 7) & !7;
+ let cur_h = (frm.height[plane] + 7) & !7;
+ let dst = &mut frm.data[doff..];
+ let src = &src[soff..];
+ let last = &last[loff..];
+
+ if is_b {
+ // copy last frame as motion search is performed on partially updated frame
+ for (dline, sline) in dst.chunks_mut(dstride).zip(last.chunks(lstride)).take(cur_h) {
+ dline[..cur_w].copy_from_slice(&sline[..cur_w]);
+ }
+ }
+
+ self.bundles.reset();
+ for (row, stripe) in src.chunks(sstride * 8).take(cur_h / 8).enumerate() {
+ self.bundles.new_row(row);
+ let y = row * 8;
+ for x in (0..cur_w).step_by(8) {
+ for (dst, src) in cur_blk.chunks_exact_mut(8).zip(stripe[x..].chunks(sstride)) {
+ dst.copy_from_slice(&src[..8]);
+ }
+
+ let (skip_dist, skip_diff) = if !first_frame && !cur_forbidden[usize::from(BlockMode::Skip)] {
+ let diff = calc_diff(&cur_blk, 8, &last[x + y * lstride..], lstride);
+ (self.rc.metric(diff, 0), diff)
+ } else { // no skip blocks for the first frame
+ (MAX_DIST, MAX_DIST)
+ };
+ let mut block_mode = BlockMode::Skip;
+ let mut best_dist = skip_dist;
+ self.bst_tokens.clear();
+
+ if best_dist > THRESHOLD && !first_frame && !cur_forbidden[usize::from(BlockMode::Motion)] {
+ let (mv, diff) = if is_b {
+ mv_search(dst, dstride, cur_w, cur_h, x, y, skip_diff, &cur_blk, &mut mv_blk)
+ } else {
+ mv_search(last, lstride, cur_w, cur_h, x, y, skip_diff, &cur_blk, &mut mv_blk)
+ };
+ if is_b {
+ get_block(dst, dstride, x, y, mv, &mut mv_blk);
+ } else {
+ get_block(last, lstride, x, y, mv, &mut mv_blk);
+ }
+ self.tmp_tokens.clear();
+ self.tmp_tokens.xoff.push(mv.x as i8);
+ self.tmp_tokens.yoff.push(mv.y as i8);
+ let mv_dist = self.rc.metric(diff, self.tmp_tokens.bits(is_b));
+ if mv_dist < best_dist {
+ block_mode = BlockMode::Motion;
+ best_dist = mv_dist;
+ std::mem::swap(&mut self.bst_tokens, &mut self.tmp_tokens);
+ }
+ self.dsp.get_diff(&mv_blk, &cur_blk);
+ if best_dist > THRESHOLD && !cur_forbidden[usize::from(BlockMode::Residue)] {
+ self.tmp_tokens.clear();
+ self.tmp_tokens.xoff.push(mv.x as i8);
+ self.tmp_tokens.yoff.push(mv.y as i8);
+ let diff = self.dsp.try_residue(&mut self.tmp_tokens);
+ let res_dist = self.rc.metric(diff, self.tmp_tokens.bits(is_b));
+ if res_dist < best_dist {
+ best_dist = res_dist;
+ block_mode = BlockMode::Residue;
+ std::mem::swap(&mut self.bst_tokens, &mut self.tmp_tokens);
+ }
+ }
+ if best_dist > THRESHOLD && !cur_forbidden[usize::from(BlockMode::Inter)] {
+ self.tmp_tokens.clear();
+ self.tmp_tokens.xoff.push(mv.x as i8);
+ self.tmp_tokens.yoff.push(mv.y as i8);
+ let dct_p_dist = self.dsp.try_dct_inter(&mv_blk, &cur_blk, &mut self.tmp_tokens, &mut self.tmp_tok2, is_b, &self.rc, best_dist);
+ if dct_p_dist < best_dist {
+ best_dist = dct_p_dist;
+ block_mode = BlockMode::Inter;
+ std::mem::swap(&mut self.bst_tokens, &mut self.tmp_tokens);
+ }
+ }
+ }
+ if best_dist > THRESHOLD && !cur_forbidden[usize::from(BlockMode::Fill)] {
+ let sum = cur_blk.iter().fold(0u16,
+ |acc, &a| acc + u16::from(a));
+ let avg = ((sum + 32) >> 6) as u8;
+ self.tmp_tokens.clear();
+ self.tmp_tokens.colors.push(avg);
+ let diff = cur_blk.iter().fold(0u32,
+ |acc, &a| acc + pix_dist(a, avg));
+ let fill_dist = self.rc.metric(diff, self.tmp_tokens.bits(is_b));
+ if fill_dist < best_dist {
+ block_mode = BlockMode::Fill;
+ best_dist = fill_dist;
+ std::mem::swap(&mut self.bst_tokens, &mut self.tmp_tokens);
+ }
+ }
+ if best_dist > THRESHOLD && !cur_forbidden[usize::from(BlockMode::Pattern)] {
+ let diff = find_pattern(&cur_blk, &mut self.tmp_tokens);
+ let pat_dist = self.rc.metric(diff, self.tmp_tokens.bits(is_b));
+ if pat_dist < best_dist {
+ best_dist = pat_dist;
+ block_mode = BlockMode::Pattern;
+ std::mem::swap(&mut self.bst_tokens, &mut self.tmp_tokens);
+ }
+ }
+ if best_dist > THRESHOLD && !cur_forbidden[usize::from(BlockMode::Run)] {
+ let diff = find_run_pattern(&cur_blk, &mut self.tmp_tokens, &mut self.tmp_tok2, is_b, pat_run_thr);
+ let run_dist = self.rc.metric(diff, self.tmp_tokens.bits(is_b));
+ if run_dist < best_dist {
+ best_dist = run_dist;
+ block_mode = BlockMode::Run;
+ std::mem::swap(&mut self.bst_tokens, &mut self.tmp_tokens);
+ }
+ }
+ if best_dist > THRESHOLD && !cur_forbidden[usize::from(BlockMode::Intra)] {
+ let dct_i_dist = self.dsp.try_dct_intra(&cur_blk, &mut self.tmp_tokens, &mut self.tmp_tok2, is_b, &self.rc, best_dist);
+ if dct_i_dist < best_dist {
+ best_dist = dct_i_dist;
+ block_mode = BlockMode::Intra;
+ std::mem::swap(&mut self.bst_tokens, &mut self.tmp_tokens);
+ }
+ }
+ if best_dist > THRESHOLD && !cur_forbidden[usize::from(BlockMode::Raw)]
+ && (!is_b || self.bundles.can_fit_raw_block()) {
+ self.tmp_tokens.clear();
+ self.tmp_tokens.colors.extend_from_slice(&cur_blk);
+ let raw_dist = self.rc.metric(0, self.tmp_tokens.bits(is_b));
+ if raw_dist < best_dist {
+ best_dist = raw_dist;
+ block_mode = BlockMode::Raw;
+ std::mem::swap(&mut self.bst_tokens, &mut self.tmp_tokens);
+ }
+ }
+ let _ = best_dist; // silence a warning
+
+ let bmode = if is_b { block_mode.to_code_b() } else { unimplemented!() };
+ self.bundles.add_block_type(bmode);
+ self.bundles.add_tokens(&self.bst_tokens);
+
+ self.blk_stats[usize::from(block_mode)] += 1;
+
+ match block_mode {
+ BlockMode::Skip if is_b => {},
+ BlockMode::Skip => {
+ for (dline, sline) in dst[x + y * dstride..].chunks_mut(dstride)
+ .zip(last[x + y * lstride..].chunks(lstride)).take(8) {
+ dline[..8].copy_from_slice(&sline[..8]);
+ }
+ is_intra = false;
+ }
+ BlockMode::Fill => {
+ let avg = self.bst_tokens.colors[0];
+ for dline in dst[x + y * dstride..].chunks_mut(dstride).take(8) {
+ for el in dline[..8].iter_mut() {
+ *el = avg;
+ }
+ }
+ },
+ BlockMode::Pattern => {
+ for (&pat, dline) in self.bst_tokens.pattern.iter().zip(dst[x + y * dstride..].chunks_mut(dstride)) {
+ let mut pattern = pat as usize;
+ for el in dline[..8].iter_mut() {
+ *el = self.bst_tokens.colors[pattern & 1];
+ pattern >>= 1;
+ }
+ }
+ },
+ BlockMode::Run => {
+ let mut clrs = self.bst_tokens.colors.iter();
+ let mut data = self.bst_tokens.other.iter();
+ let &(idx, _) = data.next().unwrap();
+ let pattern = BINK_PATTERNS[usize::from(idx)];
+ let mut len = 0;
+ let mut is_run = false;
+ let mut run_val = 0;
+ for (i, &idx) in pattern.iter().enumerate() {
+ let dst_idx = (idx & 7) as usize + ((idx >> 3) as usize) * dstride;
+ if len == 0 {
+ if i < 63 {
+ let &(flag, _nbits) = data.next().unwrap();
+assert_eq!(_nbits, 1);
+ is_run = flag != 0;
+ let &(len1, _) = data.next().unwrap();
+ len = usize::from(len1) + 1;
+ if is_run {
+ run_val = *clrs.next().unwrap();
+ }
+ } else {
+ len = 1;
+ is_run = false;
+ }
+ }
+ dst[x + y * dstride + dst_idx] = if is_run {
+ run_val
+ } else {
+ *clrs.next().unwrap()
+ };
+ len -= 1;
+ }
+ },
+ BlockMode::Raw => {
+ put_block(&mut dst[x + y * dstride..], dstride, &cur_blk);
+ },
+ BlockMode::Motion => {
+ put_block(&mut dst[x + y * dstride..], dstride, &mv_blk);
+ is_intra = false;
+ },
+ BlockMode::Residue => {
+ self.dsp.recon_residue(&mut dst[x + y * dstride..], dstride, &mv_blk);
+ is_intra = false;
+ },
+ BlockMode::Inter => {
+ self.dsp.recon_dct_p(&mut dst[x + y * dstride..], dstride);
+ let q = if is_b {
+ usize::from(self.bst_tokens.interq[0])
+ } else {
+ let (qval, _) = self.bst_tokens.other[self.bst_tokens.other.len() - 1];
+ usize::from(qval)
+ };
+ self.pq_stats[q] += 1;
+ is_intra = false;
+ },
+ BlockMode::Intra => {
+ self.dsp.recon_dct_i(&mut dst[x + y * dstride..], dstride);
+ let q = if is_b {
+ usize::from(self.bst_tokens.intraq[0])
+ } else {
+ let (qval, _) = self.bst_tokens.other[self.bst_tokens.other.len() - 1];
+ usize::from(qval)
+ };
+ self.iq_stats[q] += 1;
+ },
+ _ => unimplemented!(),
+ };
+ }
+ self.bundles.end_row();
+ }
+ for row in 0..(cur_h / 8) {
+ self.bundles.write(bw, row);
+ }
+ while (bw.tell() & 0x1F) != 0 {
+ bw.write0();
+ }
+ }
+ Ok(is_intra)
+ }
+ fn encode_skip(&mut self, bw: &mut BitWriter) -> EncoderResult<()> {
+ let src = self.last_frm.get_data();
+ let dst = self.cur_frm.get_data_mut().unwrap();
+ dst.copy_from_slice(src);
+
+ for plane in 0..3 {
+ let (width, height) = self.cur_frm.get_dimensions(plane);
+ let tiles_w = (width + 7) >> 3;
+ let tiles_h = (height + 7) >> 3;
+ self.bundles.reset();
+ for row in 0..tiles_h {
+ self.bundles.new_row(row);
+ for _ in 0..tiles_w {
+ self.bundles.add_block_type(0); // skip always has code 0
+ }
+ self.bundles.end_row();
+ }
+ for row in 0..tiles_h {
+ self.bundles.write(bw, row);
+ }
+ }
+
+ Ok(())
+ }
+}
+
+impl NAEncoder for BinkEncoder {
+ fn negotiate_format(&self, encinfo: &EncodeParameters) -> EncoderResult<EncodeParameters> {
+ match encinfo.format {
+ NACodecTypeInfo::None => {
+ Ok(EncodeParameters {
+ format: NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, true, YUV420_FORMAT)),
+ ..Default::default()
+ })
+ },
+ NACodecTypeInfo::Audio(_) => Err(EncoderError::FormatError),
+ NACodecTypeInfo::Video(vinfo) => {
+ let outinfo = NAVideoInfo::new(vinfo.width, vinfo.height, false, YUV420_FORMAT);
+ let mut ofmt = *encinfo;
+ ofmt.format = NACodecTypeInfo::Video(outinfo);
+ Ok(ofmt)
+ }
+ }
+ }
+ fn get_capabilities(&self) -> u64 { ENC_CAPS_SKIPFRAME }
+ fn init(&mut self, stream_id: u32, encinfo: EncodeParameters) -> EncoderResult<NAStreamRef> {
+ match encinfo.format {
+ NACodecTypeInfo::None => Err(EncoderError::FormatError),
+ NACodecTypeInfo::Audio(_) => Err(EncoderError::FormatError),
+ NACodecTypeInfo::Video(vinfo) => {
+ if vinfo.format != YUV420_FORMAT {
+ return Err(EncoderError::FormatError);
+ }
+
+ let mut edata = vec![b'B', b'I', b'K', self.version as u8, 0, 0, 0, 0];
+ match self.scale_mode {
+ DoublingMode::None => {},
+ DoublingMode::Height2X => {
+ edata[7] |= 0x10;
+ },
+ DoublingMode::HeightIlace => {
+ edata[7] |= 0x20;
+ },
+ DoublingMode::Width2X => {
+ edata[7] |= 0x30;
+ },
+ DoublingMode::Scale2X => {
+ edata[7] |= 0x40;
+ },
+ DoublingMode::Width2XIlace => {
+ edata[7] |= 0x50;
+ },
+ };
+
+ if self.nframes == 0 {
+ println!("Bink should set the number of frames in the stream");
+ return Err(EncoderError::FormatError);
+ }
+
+ let out_info = NAVideoInfo::new(vinfo.width, vinfo.height, false, YUV420_FORMAT);
+ let info = NACodecInfo::new("bink-video", NACodecTypeInfo::Video(out_info), Some(edata));
+ let mut stream = NAStream::new(StreamType::Video, stream_id, info, encinfo.tb_num, encinfo.tb_den, self.nframes);
+ stream.set_num(stream_id as usize);
+ let stream = stream.into_ref();
+
+ self.stream = Some(stream.clone());
+
+ let frm = alloc_video_buffer(out_info, 4)?;
+ self.cur_frm = frm.get_vbuf().unwrap();
+ let frm = alloc_video_buffer(out_info, 4)?;
+ self.last_frm = frm.get_vbuf().unwrap();
+
+ let cdata = self.cur_frm.get_data_mut().unwrap();
+ for el in cdata.iter_mut() {
+ *el = 0x00;
+ }
+ let cdata = self.last_frm.get_data_mut().unwrap();
+ for el in cdata.iter_mut() {
+ *el = 0x00;
+ }
+
+ self.rc.init(encinfo.tb_num, encinfo.tb_den, encinfo.bitrate, encinfo.quality);
+
+ Ok(stream)
+ },
+ }
+ }
+ fn encode(&mut self, frm: &NAFrame) -> EncoderResult<()> {
+ if self.frame_no >= self.nframes {
+ return Ok(());
+ }
+ self.frame_no += 1;
+ let mut bw = BitWriter::new(Vec::with_capacity(42), BitWriterMode::LE);
+
+ let is_intra = match frm.get_buffer() {
+ NABufferType::Video(ref buf) => {
+ self.encode_frame(&mut bw, buf)?
+ },
+ NABufferType::None => {
+ self.encode_skip(&mut bw)?;
+ false
+ },
+ _ => return Err(EncoderError::InvalidParameters),
+ };
+ let dbuf = bw.end();
+ self.tot_size += dbuf.len();
+ self.rc.update_size(dbuf.len());
+ self.pkt = Some(NAPacket::new(self.stream.clone().unwrap(), frm.ts, is_intra, dbuf));
+
+ std::mem::swap(&mut self.cur_frm, &mut self.last_frm);
+ Ok(())
+ }
+ fn get_packet(&mut self) -> EncoderResult<Option<NAPacket>> {
+ let mut npkt = None;
+ std::mem::swap(&mut self.pkt, &mut npkt);
+ Ok(npkt)
+ }
+ fn flush(&mut self) -> EncoderResult<()> {
+ Ok(())
+ }
+}
+
+impl Drop for BinkEncoder {
+ fn drop(&mut self) {
+ if self.print_stats {
+ println!("encoded {} frame(s)", self.frame_no);
+ println!("block statistics:");
+ for (name, &count) in BLOCK_MODE_NAMES.iter().zip(self.blk_stats.iter()) {
+ if count != 0 {
+ println!(" {:8}: {:8}", name, count);
+ }
+ }
+ if self.blk_stats[usize::from(BlockMode::Intra)] != 0 {
+ print!("intra block quants:");
+ for &count in self.iq_stats.iter() {
+ print!(" {}", count);
+ }
+ println!();
+ }
+ if self.blk_stats[usize::from(BlockMode::Inter)] != 0 {
+ print!("inter block quants:");
+ for &count in self.pq_stats.iter() {
+ print!(" {}", count);
+ }
+ println!();
+ }
+ if self.frame_no > 0 {
+ println!("average frame size {} byte(s)", self.tot_size / (self.frame_no as usize));
+ if let Some(ref stream) = self.stream {
+ let bitrate = (self.tot_size as u64) * 8 * u64::from(stream.tb_den) / u64::from(stream.tb_num) / self.frame_no;
+ let br_fmt = if bitrate >= 10_000_000 {
+ format!("{}mbps", bitrate / 1000000)
+ } else if bitrate >= 10_000 {
+ format!("{}kbps", bitrate / 1000)
+ } else {
+ format!("{}bps", bitrate)
+ };
+ println!("average bitrate {}", br_fmt);
+ }
+ }
+ }
+ }
+}
+
+const ENCODER_OPTS: &[NAOptionDefinition] = &[
+ NAOptionDefinition {
+ name: "nframes", description: "duration in frames",
+ opt_type: NAOptionDefinitionType::Int(Some(0), None) },
+ NAOptionDefinition {
+ name: "version", description: "codec version",
+ opt_type: NAOptionDefinitionType::String(Some(&["b", "f", "g", "h", "i", "k"])) },
+ NAOptionDefinition {
+ name: "scale_mode", description: "output scaling mode",
+ opt_type: NAOptionDefinitionType::String(Some(&["none", "height2x", "height_il",
+ "width2x", "width2x_il", "scale2x"])) },
+ NAOptionDefinition {
+ name: "forbidden", description: "block coding modes to omit (e.g. inter+residue+run)",
+ opt_type: NAOptionDefinitionType::String(None) },
+ NAOptionDefinition {
+ name: "print_stats", description: "print internal encoding statistics at the end",
+ opt_type: NAOptionDefinitionType::Bool },
+];
+
+impl NAOptionHandler for BinkEncoder {
+ fn get_supported_options(&self) -> &[NAOptionDefinition] { ENCODER_OPTS }
+ fn set_options(&mut self, options: &[NAOption]) {
+ for option in options.iter() {
+ for opt_def in ENCODER_OPTS.iter() {
+ if opt_def.check(option).is_ok() {
+ match option.name {
+ "version" => {
+ if let NAValue::String(ref strval) = option.value {
+ match strval.as_str() {
+ "b" => self.version = 'b',
+ _ => {
+ println!("versions beside 'b' are not supported");
+ },
+ };
+ }
+ },
+ "scale_mode" => {
+ if let NAValue::String(ref strval) = option.value {
+ match strval.as_str() {
+ "none" => self.scale_mode = DoublingMode::None,
+ "height2x" => self.scale_mode = DoublingMode::Height2X,
+ "height_il" => self.scale_mode = DoublingMode::HeightIlace,
+ "scale2x" => self.scale_mode = DoublingMode::Scale2X,
+ "width2x" => self.scale_mode = DoublingMode::Width2X,
+ "width2x_il" => self.scale_mode = DoublingMode::Width2XIlace,
+ _ => {},
+ };
+ }
+ },
+ "nframes" => {
+ if let NAValue::Int(ival) = option.value {
+ self.nframes = ival as u64;
+ }
+ },
+ "forbidden" => {
+ if let NAValue::String(ref strval) = option.value {
+ for el in self.forbidden.iter_mut() {
+ *el = false;
+ }
+ for name in strval.split('+') {
+ if let Ok(bmode) = name.parse::<BlockMode>() {
+ self.forbidden[usize::from(bmode)] = true;
+ }
+ }
+ }
+ },
+ "print_stats" => {
+ if let NAValue::Bool(bval) = option.value {
+ self.print_stats = bval;
+ }
+ },
+ _ => {},
+ };
+ }
+ }
+ }
+ }
+ fn query_option_value(&self, name: &str) -> Option<NAValue> {
+ match name {
+ "version" => Some(NAValue::String(self.version.to_string())),
+ "scale_mode" => Some(NAValue::String(self.scale_mode.to_string())),
+ "nframes" => Some(NAValue::Int(self.nframes as i64)),
+ "forbidden" => {
+ let mut result = String::new();
+ for (name, &flag) in BLOCK_MODE_NAMES.iter().zip(self.forbidden.iter()) {
+ if flag {
+ if !result.is_empty() {
+ result.push('+');
+ }
+ result += name;
+ }
+ }
+ Some(NAValue::String(result))
+ },
+ "print_stats" => Some(NAValue::Bool(self.print_stats)),
+ _ => None,
+ }
+ }
+}
+
+pub fn get_encoder() -> Box<dyn NAEncoder + Send> {
+ Box::new(BinkEncoder::new())
+}
+
+#[cfg(test)]
+mod test {
+ use nihav_core::codecs::*;
+ use nihav_core::demuxers::*;
+ use nihav_core::muxers::*;
+ use crate::*;
+ use nihav_codec_support::test::enc_video::*;
+ use nihav_commonfmt::*;
+
+ fn test_bink_encoder(out_name: &'static str, enc_options: &[NAOption], br: u32, quality: u8, hash: &[u32; 4]) {
+ let mut dmx_reg = RegisteredDemuxers::new();
+ generic_register_all_demuxers(&mut dmx_reg);
+ let mut dec_reg = RegisteredDecoders::new();
+ generic_register_all_decoders(&mut dec_reg);
+ let mut mux_reg = RegisteredMuxers::new();
+ rad_register_all_muxers(&mut mux_reg);
+ let mut enc_reg = RegisteredEncoders::new();
+ rad_register_all_encoders(&mut enc_reg);
+
+ // sample from private collection
+ let dec_config = DecoderTestParams {
+ demuxer: "yuv4mpeg",
+ in_name: "assets/day3b.y4m",
+ stream_type: StreamType::Video,
+ limit: None,
+ dmx_reg, dec_reg,
+ };
+ let enc_config = EncoderTestParams {
+ muxer: "bink",
+ enc_name: "bink-video",
+ out_name,
+ mux_reg, enc_reg,
+ };
+ let dst_vinfo = NAVideoInfo {
+ width: 0,
+ height: 0,
+ format: YUV420_FORMAT,
+ flipped: false,
+ bits: 8,
+ };
+ let enc_params = EncodeParameters {
+ format: NACodecTypeInfo::Video(dst_vinfo),
+ quality,
+ bitrate: br * 1000,
+ tb_num: 0,
+ tb_den: 0,
+ flags: 0,
+ };
+ let _ = hash;
+ //test_encoding_to_file(&dec_config, &enc_config, enc_params, enc_options);
+ test_encoding_md5(&dec_config, &enc_config, enc_params, enc_options, hash);
+ }
+ #[test]
+ fn test_binkb_quality() {
+ let enc_options = &[
+ NAOption { name: "nframes", value: NAValue::Int(7) },
+ //NAOption { name: "print_stats", value: NAValue::Bool(true) },
+ ];
+ test_bink_encoder("bink-b-q50.bik", enc_options, 0, 50, &[0xd83936aa, 0xec3f55d4, 0x25e5c1fb, 0x0f3454ce]);
+ let enc_options = &[
+ NAOption { name: "nframes", value: NAValue::Int(7) },
+ //NAOption { name: "print_stats", value: NAValue::Bool(true) },
+ ];
+ test_bink_encoder("bink-b-q75.bik", enc_options, 0, 75, &[0x45ccd3d4, 0xf09bd106, 0xc88751db, 0xca5294d7]);
+ let enc_options = &[
+ NAOption { name: "nframes", value: NAValue::Int(7) },
+ //NAOption { name: "print_stats", value: NAValue::Bool(true) },
+ ];
+ test_bink_encoder("bink-b-q99.bik", enc_options, 0, 99, &[0xb516554e, 0xca025167, 0xd6c3dc06, 0x00e6ba25]);
+ }
+ #[test]
+ fn test_binkb_features() {
+ let enc_options = &[
+ NAOption { name: "nframes", value: NAValue::Int(7) },
+ NAOption { name: "forbidden", value: NAValue::String("intra+inter".to_string()) },
+ //NAOption { name: "print_stats", value: NAValue::Bool(true) },
+ ];
+ test_bink_encoder("bink-b-nodct.bik", enc_options, 0, 0, &[0x5e098760, 0x31c8982a, 0x90ce8441, 0x859d3cc6]);
+ let enc_options = &[
+ NAOption { name: "nframes", value: NAValue::Int(7) },
+ NAOption { name: "forbidden", value: NAValue::String("skip+fill+run+pattern+residue+raw".to_string()) },
+ //NAOption { name: "print_stats", value: NAValue::Bool(true) },
+ ];
+ test_bink_encoder("bink-b-dct.bik", enc_options, 0, 0, &[0xed2fc7d2, 0x8a7a05ef, 0xd0b4ae2c, 0x622a4ef0]);
+ }
+}