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indeo3enc: rework cell intra flag logic
[nihav.git] / nihav-indeo / src / codecs / indeo3enc / mod.rs
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77c25c7b
KS		 1use nihav_core::codecs::*;
2use nihav_core::io::byteio::*;
3
4mod cell;
5use cell::*;
6mod mv;
7use mv::*;
8mod ratectl;
9use ratectl::*;
10mod tree;
11pub use tree::{Indeo3Cell, Plane};
12use tree::Indeo3PrimaryTree;
13
14const OS_HEADER_SIZE: usize = 16;
15const BITSTREAM_HEADER_SIZE: usize = 48;
16const HDR_FIELD_2: u32 = 0;
17const FRMH_TAG: u32 = ((b'F' as u32) << 24) | ((b'R' as u32) << 16)
18 | ((b'M' as u32) << 8) | (b'H' as u32);
19const PLANE_OFFSETS: usize = 32;
20
21const CB_SELECTORS: [u8; 16] = [
22 0x02, 0x14, 0x26, 0x38, 0x4A, 0x5C, 0x6E, 0x7F,
23 0x82, 0x94, 0xA6, 0xB8, 0xCA, 0xDC, 0xEE, 0xFF
24];
25
26const PLANE_ORDER: [usize; 3] = [1, 2, 0];
27
28pub struct Indeo3Writer<'a> {
29 dst: &'a mut Vec<u8>,
30 bitbuf: u8,
31 bits: u8,
32 bitpos: Option<usize>,
33}
34
35impl<'a> Indeo3Writer<'a> {
36 fn new(dst: &'a mut Vec<u8>) -> Self {
37 Self {
38 dst,
39 bitbuf: 0,
40 bits: 0,
41 bitpos: None,
42 }
43 }
44 pub fn put_byte(&mut self, b: u8) {
45 self.dst.push(b);
46 }
47 pub fn put_2bits(&mut self, val: u8) {
48 if self.bits == 0 {
49 self.bitpos = Some(self.dst.len());
50 self.dst.push(0);
51 }
52 self.bitbuf |= val << (6 - self.bits);
53 self.bits += 2;
54 if self.bits == 8 {
55 let bpos = self.bitpos.unwrap_or(0);
56 self.dst[bpos] = self.bitbuf;
57 self.bitbuf = 0;
58 self.bits = 0;
59 self.bitpos = None;
60 }
61 }
62}
63
64impl<'a> Drop for Indeo3Writer<'a> {
65 fn drop(&mut self) {
66 if self.bits != 0 {
67 let bpos = self.bitpos.unwrap_or(0);
68 self.dst[bpos] = self.bitbuf;
69 }
70 }
71}
72
73#[derive(Default)]
74struct Indeo3Frame {
75 plane: [Plane; 3],
76}
77
78impl Indeo3Frame {
79 fn new() -> Self { Self::default() }
80 fn alloc(&mut self, width: usize, height: usize) {
81 self.plane[0].alloc(width, height, 40);
82 self.plane[1].alloc(width / 4, height / 4, 10);
83 self.plane[2].alloc(width / 4, height / 4, 10);
84 }
85 fn fill(&mut self, vbuf: &NAVideoBufferRef<u8>) {
86 let data = vbuf.get_data();
87 for (plane_no, plane) in self.plane.iter_mut().enumerate() {
88 plane.fill(&data[vbuf.get_offset(plane_no)..], vbuf.get_stride(plane_no));
89 }
90 }
91 fn clear_mvs(&mut self) {
92 for plane in self.plane.iter_mut() {
93 plane.clear_mvs();
94 }
95 }
96}
97
98struct Indeo3Encoder {
99 stream: Option<NAStreamRef>,
100 pkt: Option<NAPacket>,
101 cframe: Indeo3Frame,
102 pframe: Indeo3Frame,
103 cenc: CellEncoder,
104 mv_est: MotionEstimator,
105 rc: RateControl,
106 frameno: u32,
107 buf_sel: bool,
108 width: usize,
109 height: usize,
110
111 debug_tree: bool,
112 debug_frm: bool,
113 try_again: bool,
114}
115
116impl Indeo3Encoder {
117 fn new() -> Self {
118 Self {
119 stream: None,
120 pkt: None,
121 cframe: Indeo3Frame::new(),
122 pframe: Indeo3Frame::new(),
123 cenc: CellEncoder::new(),
124 mv_est: MotionEstimator::new(),
125 rc: RateControl::new(),
126 frameno: 0,
127 buf_sel: false,
128 width: 0,
129 height: 0,
130
131 debug_tree: false,
132 debug_frm: false,
133 try_again: false,
134 }
135 }
136 fn encode_planes(&mut self, dbuf: &mut Vec<u8>, trees: &[Box<Indeo3PrimaryTree>], is_intra: bool) -> EncoderResult<()> {
137 for (&planeno, tree) in PLANE_ORDER.iter().zip(trees.iter()) {
138 let offset = dbuf.len();
139 let ref_plane = &self.pframe.plane[planeno];
140
141 let mut mc_count = [0; 4];
142 let mvs = &self.cframe.plane[planeno].mvs;
143 write_u32le(&mut mc_count, mvs.len() as u32)?;
144 dbuf.extend_from_slice(&mc_count);
145 for &(mv, _) in mvs.iter() {
146 dbuf.push(mv.y as u8);
147 dbuf.push(mv.x as u8);
148 }
149
150 let mut iw = Indeo3Writer::new(dbuf);
3ff976b2 151 self.cframe.plane[planeno].encode_tree(&mut iw, &tree, &mut self.cenc, ref_plane);
77c25c7b
KS		 152 drop(iw);
153 while (dbuf.len() & 3) != 0 {
154 dbuf.push(0);
155 }
156
157 let plane_off = PLANE_OFFSETS + 4 * if planeno > 0 { planeno ^ 3 } else { 0 };
158 write_u32le(&mut dbuf[plane_off..], (offset - OS_HEADER_SIZE) as u32)?;
159 }
160
161 let mut checksum = 0;
162 for plane in self.cframe.plane.iter() {
163 checksum ^= plane.checksum();
164 }
7b430a1e 165 write_u16le(&mut dbuf[26..], checksum * 2)?;
77c25c7b
KS		 166
167 let size = (dbuf.len() - OS_HEADER_SIZE) as u32;
168 write_u32le(&mut dbuf[8..], self.frameno ^ HDR_FIELD_2 ^ FRMH_TAG ^ size)?;
169 write_u32le(&mut dbuf[12..], size)?;
170 write_u32le(&mut dbuf[20..], size * 8)?;
171
172 if is_intra {
173 dbuf.extend_from_slice(b"\x0d\x0aVer 3.99.00.00\x0d\x0a\x00");
174 while (dbuf.len() & 3) != 0 {
175 dbuf.push(0);
176 }
177 }
178
179 Ok(())
180 }
181}
182
183impl NAEncoder for Indeo3Encoder {
184 fn negotiate_format(&self, encinfo: &EncodeParameters) -> EncoderResult<EncodeParameters> {
185 match encinfo.format {
186 NACodecTypeInfo::None => {
187 Ok(EncodeParameters {
188 format: NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, true, YUV410_FORMAT)),
189 ..Default::default()
190 })
191 },
192 NACodecTypeInfo::Audio(_) => Err(EncoderError::FormatError),
193 NACodecTypeInfo::Video(vinfo) => {
194 let pix_fmt = YUV410_FORMAT;
195 let outinfo = NAVideoInfo::new((vinfo.width + 15) & !15, (vinfo.height + 15) & !15, false, pix_fmt);
196 let mut ofmt = *encinfo;
197 ofmt.format = NACodecTypeInfo::Video(outinfo);
198 Ok(ofmt)
199 }
200 }
201 }
202 fn init(&mut self, stream_id: u32, encinfo: EncodeParameters) -> EncoderResult<NAStreamRef> {
203 match encinfo.format {
204 NACodecTypeInfo::None => Err(EncoderError::FormatError),
205 NACodecTypeInfo::Audio(_) => Err(EncoderError::FormatError),
206 NACodecTypeInfo::Video(vinfo) => {
207 if vinfo.format != YUV410_FORMAT {
208 return Err(EncoderError::FormatError);
209 }
210 if ((vinfo.width | vinfo.height) & 15) != 0 {
211 return Err(EncoderError::FormatError);
212 }
213 if (vinfo.width > 640) || (vinfo.height > 480) {
214 return Err(EncoderError::FormatError);
215 }
216
217 self.width = vinfo.width;
218 self.height = vinfo.height;
219
220 let out_info = NAVideoInfo::new(vinfo.width, vinfo.height, false, vinfo.format);
221 let info = NACodecInfo::new("indeo3", NACodecTypeInfo::Video(out_info), None);
222 let mut stream = NAStream::new(StreamType::Video, stream_id, info, encinfo.tb_num, encinfo.tb_den, 0);
223 stream.set_num(stream_id as usize);
224 let stream = stream.into_ref();
225
226 self.stream = Some(stream.clone());
227
228 self.cframe.alloc(vinfo.width, vinfo.height);
229 self.pframe.alloc(vinfo.width, vinfo.height);
230
231 self.rc.set_bitrate(encinfo.bitrate, encinfo.tb_num, encinfo.tb_den);
232 self.rc.set_quality(encinfo.quality);
233
234 Ok(stream)
235 },
236 }
237 }
238 fn encode(&mut self, frm: &NAFrame) -> EncoderResult<()> {
239 let buf = frm.get_buffer();
240 if self.debug_tree || self.debug_frm {
241 println!("frame {}:", self.frameno);
242 }
243
244 let mut skip_frame = frm.get_frame_type() == FrameType::Skip;
245 if let NABufferType::None = buf {
246 skip_frame = true;
247 }
248 if skip_frame {
249 let mut dbuf = Vec::with_capacity(16);
250 let mut gw = GrowableMemoryWriter::new_write(&mut dbuf);
251 let mut bw = ByteWriter::new(&mut gw);
252
253 // OS header
254 bw.write_u32le(self.frameno)?;
255 bw.write_u32le(HDR_FIELD_2)?;
256 bw.write_u32le(0)?; // check
257 bw.write_u32le(0)?; // size
258
259 // bitstream header
260 bw.write_u16le(32)?; // version
261 bw.write_u16le(0)?;
262 bw.write_u32le(0)?; // data size in bits
263 bw.write_byte(0)?; // cb offset
264 bw.write_byte(14)?; // reserved
265 bw.write_u16le(0)?; // checksum
266 bw.write_u16le(self.height as u16)?;
267 bw.write_u16le(self.width as u16)?;
268
269 let size = (dbuf.len() - OS_HEADER_SIZE) as u32;
270 write_u32le(&mut dbuf[8..], self.frameno ^ HDR_FIELD_2 ^ FRMH_TAG ^ size)?;
271 write_u32le(&mut dbuf[12..], size)?;
272 write_u32le(&mut dbuf[20..], size * 8)?;
273
274 let fsize = dbuf.len() as u32;
275 self.rc.advance(fsize);
276
277 self.pkt = Some(NAPacket::new(self.stream.clone().unwrap(), frm.ts, false, dbuf));
278 return Ok(());
279 }
280
281 if let Some(ref vbuf) = buf.get_vbuf() {
282 let mut dbuf = Vec::with_capacity(16);
283 let mut gw = GrowableMemoryWriter::new_write(&mut dbuf);
284 let mut bw = ByteWriter::new(&mut gw);
285
286 let (width, height) = vbuf.get_dimensions(0);
287 if width != self.width || height != self.height {
288 self.width = width;
289 self.height = height;
290 self.cframe.alloc(width, height);
291 self.pframe.alloc(width, height);
292 self.rc.reset();
293 }
294
295 let (is_intra, quant) = self.rc.get_quant(self.frameno);
296 self.cenc.quant = quant;
297
298 if is_intra {
299 self.buf_sel = false;
300 } else {
301 self.buf_sel = !self.buf_sel;
302 }
303
304 self.cframe.fill(vbuf);
305 self.cframe.clear_mvs();
306
307 // OS header
308 bw.write_u32le(self.frameno)?;
309 bw.write_u32le(HDR_FIELD_2)?;
310 bw.write_u32le(0)?; // check
311 bw.write_u32le(0)?; // size
312
313 // bitstream header
314 bw.write_u16le(32)?; // version
315 let mut flags = 0;
316 if is_intra {
317 flags |= 0x5;
318 } else {
319 flags |= 1;
320 if self.buf_sel {
321 flags |= 1 << 9;
322 }
323 }
324 bw.write_u16le(flags)?;
325 bw.write_u32le(0)?; // data size in bits
326 bw.write_byte(0)?; // cb offset
327 bw.write_byte(14)?; // reserved
328 bw.write_u16le(0)?; // checksum
329 bw.write_u16le(height as u16)?;
330 bw.write_u16le(width as u16)?;
331 for _ in 0..3 {
332 bw.write_u32le(0)?; // plane data offset
333 }
334 bw.write_u32le(0)?; // reserved
335 bw.write_buf(&CB_SELECTORS)?;
336
337 let mut trees = Vec::with_capacity(PLANE_ORDER.len());
338
339 // prepare plane data structure
340 for &planeno in PLANE_ORDER.iter() {
341 let ref_plane = &self.pframe.plane[planeno];
bafe9cd4 342 let mut tree = self.cframe.plane[planeno].find_cells(is_intra, ref_plane, &self.mv_est);
77c25c7b
KS		 343 if self.debug_tree {
344 println!(" tree for plane {}:", planeno);
345 tree.print();
346 }
77c25c7b 347 let mvs = &mut self.cframe.plane[planeno].mvs;
bafe9cd4
KS		 348 if mvs.len() > 256 {
349 compact_mvs(mvs);
350 self.cframe.plane[planeno].prune_extra_mvs(&mut tree);
351 }
352 trees.push(tree);
77c25c7b
KS		 353 }
354
355 self.encode_planes(&mut dbuf, &trees, is_intra)?;
356
357 let cur_quant = self.cenc.quant.unwrap_or(42);
5a5edb08 358 if self.try_again && !is_intra && cur_quant < 8 {
77c25c7b
KS		 359 let expected_size = self.rc.get_expected_size();
360 if expected_size > 0 {
361 let cur_size = dbuf.len() as u32;
362 // try re-encoding frame if possible
363 if cur_size > expected_size * 3 / 2 {
364 self.cframe.fill(vbuf);
365 let new_quant = if cur_quant < 7 {
366 cur_quant + 1
367 } else {
368 cur_quant - 1
369 };
370 self.cenc.quant = Some(new_quant);
371 dbuf.truncate(OS_HEADER_SIZE + BITSTREAM_HEADER_SIZE);
372 self.encode_planes(&mut dbuf, &trees, is_intra)?;
373 }
374 }
375 }
376
377 if self.debug_frm {
378 for plane in self.cframe.plane.iter() {
379 for (y, line) in plane.data.chunks(plane.width).enumerate() {
380 print!(" {:3}:", y);
381 for &el in line.iter() { print!(" {:02X}", el); }
382 println!();
383 }
384 println!();
385 }
386 }
387
388 std::mem::swap(&mut self.cframe, &mut self.pframe);
389 self.frameno += 1;
390
391 let fsize = dbuf.len() as u32;
392 self.rc.advance(fsize);
393
394 self.pkt = Some(NAPacket::new(self.stream.clone().unwrap(), frm.ts, is_intra, dbuf));
395 Ok(())
396 } else {
397 Err(EncoderError::InvalidParameters)
398 }
399 }
400 fn get_packet(&mut self) -> EncoderResult<Option<NAPacket>> {
401 let mut npkt = None;
402 std::mem::swap(&mut self.pkt, &mut npkt);
403 Ok(npkt)
404 }
405 fn flush(&mut self) -> EncoderResult<()> {
406 Ok(())
407 }
408}
409
410const DEBUG_TREE_OPTION: &str = "debug_tree";
411const DEBUG_FRAME_OPTION: &str = "debug_frame";
412const MV_RANGE_OPTION: &str = "mv_range";
413const MV_FLAT_OPTION: &str = "mv_flat_threshold";
414const MV_THRESHOLD_OPTION: &str = "mv_threshold";
415const CELL_I_THRESHOLD_OPTION: &str = "cell_i_threshold";
416const CELL_P_THRESHOLD_OPTION: &str = "cell_p_threshold";
417const DO_RLE_OPTION: &str = "rle";
418const TRY_AGAIN_OPTION: &str = "try_recompress";
419
420const ENCODER_OPTS: &[NAOptionDefinition] = &[
421 NAOptionDefinition {
422 name: KEYFRAME_OPTION, description: KEYFRAME_OPTION_DESC,
423 opt_type: NAOptionDefinitionType::Int(Some(0), Some(128)) },
424 NAOptionDefinition {
425 name: DEBUG_TREE_OPTION, description: "Print frame trees",
426 opt_type: NAOptionDefinitionType::Bool },
427 NAOptionDefinition {
428 name: DEBUG_FRAME_OPTION, description: "Print encoder-reconstructed frames",
429 opt_type: NAOptionDefinitionType::Bool },
430 NAOptionDefinition {
431 name: MV_RANGE_OPTION, description: "Motion search range",
432 opt_type: NAOptionDefinitionType::Int(Some(0), Some(120)) },
433 NAOptionDefinition {
434 name: MV_FLAT_OPTION, description: "Threshold for coding cell as skipped one",
435 opt_type: NAOptionDefinitionType::Int(Some(0), Some(1000)) },
436 NAOptionDefinition {
437 name: MV_THRESHOLD_OPTION, description: "Threshold for coding cell as inter",
438 opt_type: NAOptionDefinitionType::Int(Some(0), Some(1000)) },
439 NAOptionDefinition {
440 name: CELL_I_THRESHOLD_OPTION, description: "Threshold for coding intra block as flat",
441 opt_type: NAOptionDefinitionType::Int(Some(0), Some(128)) },
442 NAOptionDefinition {
443 name: CELL_P_THRESHOLD_OPTION, description: "Threshold for coding inter cell in coarser mode",
444 opt_type: NAOptionDefinitionType::Int(Some(0), Some(128)) },
445 NAOptionDefinition {
446 name: DO_RLE_OPTION, description: "Perform zero run length compation",
447 opt_type: NAOptionDefinitionType::Bool },
448 NAOptionDefinition {
449 name: TRY_AGAIN_OPTION, description: "Try compressing the frame again for the better bitrate fit",
450 opt_type: NAOptionDefinitionType::Bool },
451];
452
453impl NAOptionHandler for Indeo3Encoder {
454 fn get_supported_options(&self) -> &[NAOptionDefinition] { ENCODER_OPTS }
455 fn set_options(&mut self, options: &[NAOption]) {
456 for option in options.iter() {
457 for opt_def in ENCODER_OPTS.iter() {
458 if opt_def.check(option).is_ok() {
459 match option.name {
460 KEYFRAME_OPTION => {
461 if let NAValue::Int(val) = option.value {
462 self.rc.set_key_int(val as u32);
463 }
464 },
465 DEBUG_TREE_OPTION => {
466 if let NAValue::Bool(val) = option.value {
467 self.debug_tree = val;
468 }
469 },
470 DEBUG_FRAME_OPTION => {
471 if let NAValue::Bool(val) = option.value {
472 self.debug_frm = val;
473 }
474 },
475 MV_RANGE_OPTION => {
476 if let NAValue::Int(val) = option.value {
477 self.mv_est.mv_range = val as i8;
478 }
479 },
480 MV_FLAT_OPTION => {
481 if let NAValue::Int(val) = option.value {
482 self.mv_est.flat_thr = val as u16;
483 }
484 },
485 MV_THRESHOLD_OPTION => {
486 if let NAValue::Int(val) = option.value {
487 self.mv_est.mv_thr = val as u16;
488 }
489 },
490 CELL_I_THRESHOLD_OPTION => {
491 if let NAValue::Int(val) = option.value {
492 self.cenc.flat_thr_i = val as u32;
493 }
494 },
495 CELL_P_THRESHOLD_OPTION => {
496 if let NAValue::Int(val) = option.value {
497 self.cenc.flat_thr_p = val as u32;
498 }
499 },
500 DO_RLE_OPTION => {
501 if let NAValue::Bool(val) = option.value {
502 self.cenc.do_rle = val;
503 }
504 },
505 TRY_AGAIN_OPTION => {
506 if let NAValue::Bool(val) = option.value {
507 self.try_again = val;
508 }
509 },
510 _ => {},
511 };
512 }
513 }
514 }
515 }
516 fn query_option_value(&self, name: &str) -> Option<NAValue> {
517 match name {
518 KEYFRAME_OPTION => Some(NAValue::Int(i64::from(self.rc.get_key_int()))),
519 DEBUG_TREE_OPTION => Some(NAValue::Bool(self.debug_tree)),
520 DEBUG_FRAME_OPTION => Some(NAValue::Bool(self.debug_frm)),
521 MV_RANGE_OPTION => Some(NAValue::Int(i64::from(self.mv_est.mv_range))),
522 MV_FLAT_OPTION => Some(NAValue::Int(i64::from(self.mv_est.flat_thr))),
523 MV_THRESHOLD_OPTION => Some(NAValue::Int(i64::from(self.mv_est.mv_thr))),
524 CELL_I_THRESHOLD_OPTION => Some(NAValue::Int(i64::from(self.cenc.flat_thr_i))),
525 CELL_P_THRESHOLD_OPTION => Some(NAValue::Int(i64::from(self.cenc.flat_thr_p))),
526 DO_RLE_OPTION => Some(NAValue::Bool(self.cenc.do_rle)),
527 TRY_AGAIN_OPTION => Some(NAValue::Bool(self.try_again)),
528 _ => None,
529 }
530 }
531}
532
533pub fn get_encoder() -> Box<dyn NAEncoder + Send> {
534 Box::new(Indeo3Encoder::new())
535}
536
537#[cfg(test)]
538mod test {
539 use crate::*;
540 use nihav_core::codecs::*;
541 use nihav_core::demuxers::*;
542 use nihav_core::muxers::*;
543 use nihav_commonfmt::*;
544 use nihav_codec_support::test::enc_video::*;
545
546 #[allow(unused_variables)]
547 fn encode_test(name: &'static str, enc_options: &[NAOption], limit: Option<u64>, hash: &[u32; 4]) {
548 let mut dmx_reg = RegisteredDemuxers::new();
549 generic_register_all_demuxers(&mut dmx_reg);
550 let mut dec_reg = RegisteredDecoders::new();
551 indeo_register_all_decoders(&mut dec_reg);
552 let mut mux_reg = RegisteredMuxers::new();
553 generic_register_all_muxers(&mut mux_reg);
554 let mut enc_reg = RegisteredEncoders::new();
555 indeo_register_all_encoders(&mut enc_reg);
556
557 let dec_config = DecoderTestParams {
558 demuxer: "avi",
559 in_name: "assets/Indeo/laser05.avi",
560 stream_type: StreamType::Video,
561 limit,
562 dmx_reg, dec_reg,
563 };
564 let enc_config = EncoderTestParams {
565 muxer: "avi",
566 enc_name: "indeo3",
567 out_name: name,
568 mux_reg, enc_reg,
569 };
570 let dst_vinfo = NAVideoInfo {
571 width: 0,
572 height: 0,
573 format: YUV410_FORMAT,
574 flipped: false,
575 bits: 9,
576 };
577 let enc_params = EncodeParameters {
578 format: NACodecTypeInfo::Video(dst_vinfo),
579 quality: 0,
580 bitrate: 25000 * 8,
581 tb_num: 0,
582 tb_den: 0,
583 flags: 0,
584 };
585 //test_encoding_to_file(&dec_config, &enc_config, enc_params, enc_options);
586 test_encoding_md5(&dec_config, &enc_config, enc_params, enc_options, hash);
587 }
588 #[test]
589 fn test_indeo3_encoder1() {
590 let enc_options = &[
591 NAOption { name: super::TRY_AGAIN_OPTION, value: NAValue::Bool(true) },
592 ];
f5c61879 593 encode_test("indeo3.avi", enc_options, Some(4), &[0x17d742bc, 0x6f4c1200, 0x79422bac, 0xc46b5dd0]);
77c25c7b
KS		 594 }
595 /*#[test]
596 fn test_indeo3_roundtrip() {
597 const YPATTERN: [u8; 16] = [32, 72, 40, 106, 80, 20, 33, 58, 77, 140, 121, 100, 83, 57, 30, 11];
598 const CPATTERN: [u8; 4] = [0x80; 4];
599
600 let dst_vinfo = NAVideoInfo {
601 width: 16,
602 height: 16,
603 format: YUV410_FORMAT,
604 flipped: false,
605 bits: 9,
606 };
607 let enc_params = EncodeParameters {
608 format: NACodecTypeInfo::Video(dst_vinfo),
609 quality: 0,
610 bitrate: 0,
611 tb_num: 0,
612 tb_den: 0,
613 flags: 0,
614 };
615
616 let mut ienc = super::get_encoder();
617 ienc.init(0, enc_params).unwrap();
618 let mut buffer = alloc_video_buffer(dst_vinfo, 2).unwrap();
619 if let NABufferType::Video(ref mut buf) = buffer {
620 let vbuf = NASimpleVideoFrame::from_video_buf(buf).unwrap();
621 for i in 0..16 {
622 vbuf.data[vbuf.offset[0] + i * vbuf.stride[0]..][..16].copy_from_slice(&YPATTERN);
623 }
624 for plane in 1..3 {
625 for i in 0..4 {
626 vbuf.data[vbuf.offset[plane] + i * vbuf.stride[plane]..][..4].copy_from_slice(&CPATTERN);
627 }
628 }
629 }
630 let info = NACodecInfo::new("indeo3", NACodecTypeInfo::Video(dst_vinfo), None).into_ref();
631 let frm = NAFrame::new(NATimeInfo::new(Some(0), None, None, 1, 12), FrameType::I, true, info.clone(), buffer);
7b430a1e 632 //ienc.set_options(&[NAOption{ name: super::DEBUG_FRAME_OPTION, value: NAValue::Bool(true) }]);
77c25c7b
KS		 633 ienc.encode(&frm).unwrap();
634 let pkt = ienc.get_packet().unwrap().unwrap();
635 println!(" pkt size {}", pkt.get_buffer().len());
636
637 let mut dec_reg = RegisteredDecoders::new();
638 indeo_register_all_decoders(&mut dec_reg);
639 let decfunc = dec_reg.find_decoder("indeo3").unwrap();
640 let mut dec = (decfunc)();
641 let mut dsupp = Box::new(NADecoderSupport::new());
642 dec.init(&mut dsupp, info).unwrap();
7b430a1e 643 dec.set_options(&[NAOption{ name: "checksum", value: NAValue::Bool(true) }]);
77c25c7b
KS		 644 let dst = dec.decode(&mut dsupp, &pkt).unwrap();
645 if let NABufferType::Video(ref vbuf) = dst.get_buffer() {
646 for plane in 0..3 {
647 let size = if plane == 0 { 16 } else { 4 };
648 let start = vbuf.get_offset(plane);
649 for line in vbuf.get_data()[start..].chunks(vbuf.get_stride(plane)).take(size) {
650 print!(" ");
651 for &el in line[..size].iter() {
652 print!(" {:02X}", el >> 1);
653 }
654 println!();
655 }
656 if plane == 0 {
657 print!("ref");
658 for &el in YPATTERN.iter() { print!(" {:02X}", el >> 1); } println!();
659 }
660 println!();
661 }
662 }
663 panic!("end");
664 }*/
665}
NihAV is a research multimedia framework