... | ... |
@@ -133,8 +133,8 @@ OBJS-$(CONFIG_DVBSUB_DECODER) += dvbsubdec.o |
133 | 133 |
OBJS-$(CONFIG_DVBSUB_ENCODER) += dvbsub.o |
134 | 134 |
OBJS-$(CONFIG_DVDSUB_DECODER) += dvdsubdec.o |
135 | 135 |
OBJS-$(CONFIG_DVDSUB_ENCODER) += dvdsubenc.o |
136 |
-OBJS-$(CONFIG_DVVIDEO_DECODER) += dvdec.o dv.o dvdata.o |
|
137 |
-OBJS-$(CONFIG_DVVIDEO_ENCODER) += dv.o dvdata.o |
|
136 |
+OBJS-$(CONFIG_DVVIDEO_DECODER) += dvdec.o dv.o dvdata.o dv_profile.o |
|
137 |
+OBJS-$(CONFIG_DVVIDEO_ENCODER) += dv.o dvdata.o dv_profile.o |
|
138 | 138 |
OBJS-$(CONFIG_DXA_DECODER) += dxa.o |
139 | 139 |
OBJS-$(CONFIG_DXTORY_DECODER) += dxtory.o |
140 | 140 |
OBJS-$(CONFIG_EAC3_DECODER) += eac3dec.o eac3_data.o |
... | ... |
@@ -558,8 +558,8 @@ OBJS-$(CONFIG_ADPCM_YAMAHA_ENCODER) += adpcmenc.o adpcm_data.o |
558 | 558 |
OBJS-$(CONFIG_ADTS_MUXER) += mpeg4audio.o |
559 | 559 |
OBJS-$(CONFIG_ADX_DEMUXER) += adx.o |
560 | 560 |
OBJS-$(CONFIG_CAF_DEMUXER) += mpeg4audio.o mpegaudiodata.o |
561 |
-OBJS-$(CONFIG_DV_DEMUXER) += dvdata.o |
|
562 |
-OBJS-$(CONFIG_DV_MUXER) += dvdata.o |
|
561 |
+OBJS-$(CONFIG_DV_DEMUXER) += dv_profile.o |
|
562 |
+OBJS-$(CONFIG_DV_MUXER) += dv_profile.o |
|
563 | 563 |
OBJS-$(CONFIG_FLAC_DEMUXER) += flacdec.o flacdata.o flac.o |
564 | 564 |
OBJS-$(CONFIG_FLAC_MUXER) += flacdec.o flacdata.o flac.o |
565 | 565 |
OBJS-$(CONFIG_FLV_DEMUXER) += mpeg4audio.o |
566 | 566 |
new file mode 100644 |
... | ... |
@@ -0,0 +1,331 @@ |
0 |
+/* |
|
1 |
+ * This file is part of Libav. |
|
2 |
+ * |
|
3 |
+ * Libav is free software; you can redistribute it and/or |
|
4 |
+ * modify it under the terms of the GNU Lesser General Public |
|
5 |
+ * License as published by the Free Software Foundation; either |
|
6 |
+ * version 2.1 of the License, or (at your option) any later version. |
|
7 |
+ * |
|
8 |
+ * Libav is distributed in the hope that it will be useful, |
|
9 |
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
10 |
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
11 |
+ * Lesser General Public License for more details. |
|
12 |
+ * |
|
13 |
+ * You should have received a copy of the GNU Lesser General Public |
|
14 |
+ * License along with Libav; if not, write to the Free Software |
|
15 |
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
16 |
+ */ |
|
17 |
+ |
|
18 |
+#include <stdint.h> |
|
19 |
+ |
|
20 |
+#include "libavutil/log.h" |
|
21 |
+#include "libavutil/pixdesc.h" |
|
22 |
+#include "avcodec.h" |
|
23 |
+#include "dv_profile.h" |
|
24 |
+ |
|
25 |
+static DVwork_chunk work_chunks_dv25pal [1*12*27]; |
|
26 |
+static DVwork_chunk work_chunks_dv25pal411[1*12*27]; |
|
27 |
+static DVwork_chunk work_chunks_dv25ntsc [1*10*27]; |
|
28 |
+static DVwork_chunk work_chunks_dv50pal [2*12*27]; |
|
29 |
+static DVwork_chunk work_chunks_dv50ntsc [2*10*27]; |
|
30 |
+static DVwork_chunk work_chunks_dv100palp [2*12*27]; |
|
31 |
+static DVwork_chunk work_chunks_dv100ntscp[2*10*27]; |
|
32 |
+static DVwork_chunk work_chunks_dv100pali [4*12*27]; |
|
33 |
+static DVwork_chunk work_chunks_dv100ntsci[4*10*27]; |
|
34 |
+ |
|
35 |
+static uint32_t dv_idct_factor_sd [2*2*22*64]; |
|
36 |
+static uint32_t dv_idct_factor_hd1080[2*4*16*64]; |
|
37 |
+static uint32_t dv_idct_factor_hd720 [2*4*16*64]; |
|
38 |
+ |
|
39 |
+static const uint8_t dv_audio_shuffle525[10][9] = { |
|
40 |
+ { 0, 30, 60, 20, 50, 80, 10, 40, 70 }, /* 1st channel */ |
|
41 |
+ { 6, 36, 66, 26, 56, 86, 16, 46, 76 }, |
|
42 |
+ { 12, 42, 72, 2, 32, 62, 22, 52, 82 }, |
|
43 |
+ { 18, 48, 78, 8, 38, 68, 28, 58, 88 }, |
|
44 |
+ { 24, 54, 84, 14, 44, 74, 4, 34, 64 }, |
|
45 |
+ |
|
46 |
+ { 1, 31, 61, 21, 51, 81, 11, 41, 71 }, /* 2nd channel */ |
|
47 |
+ { 7, 37, 67, 27, 57, 87, 17, 47, 77 }, |
|
48 |
+ { 13, 43, 73, 3, 33, 63, 23, 53, 83 }, |
|
49 |
+ { 19, 49, 79, 9, 39, 69, 29, 59, 89 }, |
|
50 |
+ { 25, 55, 85, 15, 45, 75, 5, 35, 65 }, |
|
51 |
+}; |
|
52 |
+ |
|
53 |
+static const uint8_t dv_audio_shuffle625[12][9] = { |
|
54 |
+ { 0, 36, 72, 26, 62, 98, 16, 52, 88}, /* 1st channel */ |
|
55 |
+ { 6, 42, 78, 32, 68, 104, 22, 58, 94}, |
|
56 |
+ { 12, 48, 84, 2, 38, 74, 28, 64, 100}, |
|
57 |
+ { 18, 54, 90, 8, 44, 80, 34, 70, 106}, |
|
58 |
+ { 24, 60, 96, 14, 50, 86, 4, 40, 76}, |
|
59 |
+ { 30, 66, 102, 20, 56, 92, 10, 46, 82}, |
|
60 |
+ |
|
61 |
+ { 1, 37, 73, 27, 63, 99, 17, 53, 89}, /* 2nd channel */ |
|
62 |
+ { 7, 43, 79, 33, 69, 105, 23, 59, 95}, |
|
63 |
+ { 13, 49, 85, 3, 39, 75, 29, 65, 101}, |
|
64 |
+ { 19, 55, 91, 9, 45, 81, 35, 71, 107}, |
|
65 |
+ { 25, 61, 97, 15, 51, 87, 5, 41, 77}, |
|
66 |
+ { 31, 67, 103, 21, 57, 93, 11, 47, 83}, |
|
67 |
+}; |
|
68 |
+ |
|
69 |
+/* macroblock bit budgets */ |
|
70 |
+static const uint8_t block_sizes_dv2550[8] = { |
|
71 |
+ 112, 112, 112, 112, 80, 80, 0, 0, |
|
72 |
+}; |
|
73 |
+ |
|
74 |
+static const uint8_t block_sizes_dv100[8] = { |
|
75 |
+ 80, 80, 80, 80, 80, 80, 64, 64, |
|
76 |
+}; |
|
77 |
+ |
|
78 |
+static const DVprofile dv_profiles[] = { |
|
79 |
+ { .dsf = 0, |
|
80 |
+ .video_stype = 0x0, |
|
81 |
+ .frame_size = 120000, /* IEC 61834, SMPTE-314M - 525/60 (NTSC) */ |
|
82 |
+ .difseg_size = 10, |
|
83 |
+ .n_difchan = 1, |
|
84 |
+ .time_base = { 1001, 30000 }, |
|
85 |
+ .ltc_divisor = 30, |
|
86 |
+ .height = 480, |
|
87 |
+ .width = 720, |
|
88 |
+ .sar = {{8, 9}, {32, 27}}, |
|
89 |
+ .work_chunks = &work_chunks_dv25ntsc[0], |
|
90 |
+ .idct_factor = &dv_idct_factor_sd[0], |
|
91 |
+ .pix_fmt = PIX_FMT_YUV411P, |
|
92 |
+ .bpm = 6, |
|
93 |
+ .block_sizes = block_sizes_dv2550, |
|
94 |
+ .audio_stride = 90, |
|
95 |
+ .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ |
|
96 |
+ .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ |
|
97 |
+ .audio_shuffle = dv_audio_shuffle525, |
|
98 |
+ }, |
|
99 |
+ { .dsf = 1, |
|
100 |
+ .video_stype = 0x0, |
|
101 |
+ .frame_size = 144000, /* IEC 61834 - 625/50 (PAL) */ |
|
102 |
+ .difseg_size = 12, |
|
103 |
+ .n_difchan = 1, |
|
104 |
+ .time_base = { 1, 25 }, |
|
105 |
+ .ltc_divisor = 25, |
|
106 |
+ .height = 576, |
|
107 |
+ .width = 720, |
|
108 |
+ .sar = {{16, 15}, {64, 45}}, |
|
109 |
+ .work_chunks = &work_chunks_dv25pal[0], |
|
110 |
+ .idct_factor = &dv_idct_factor_sd[0], |
|
111 |
+ .pix_fmt = PIX_FMT_YUV420P, |
|
112 |
+ .bpm = 6, |
|
113 |
+ .block_sizes = block_sizes_dv2550, |
|
114 |
+ .audio_stride = 108, |
|
115 |
+ .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
116 |
+ .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
117 |
+ .audio_shuffle = dv_audio_shuffle625, |
|
118 |
+ }, |
|
119 |
+ { .dsf = 1, |
|
120 |
+ .video_stype = 0x0, |
|
121 |
+ .frame_size = 144000, /* SMPTE-314M - 625/50 (PAL) */ |
|
122 |
+ .difseg_size = 12, |
|
123 |
+ .n_difchan = 1, |
|
124 |
+ .time_base = { 1, 25 }, |
|
125 |
+ .ltc_divisor = 25, |
|
126 |
+ .height = 576, |
|
127 |
+ .width = 720, |
|
128 |
+ .sar = {{16, 15}, {64, 45}}, |
|
129 |
+ .work_chunks = &work_chunks_dv25pal411[0], |
|
130 |
+ .idct_factor = &dv_idct_factor_sd[0], |
|
131 |
+ .pix_fmt = PIX_FMT_YUV411P, |
|
132 |
+ .bpm = 6, |
|
133 |
+ .block_sizes = block_sizes_dv2550, |
|
134 |
+ .audio_stride = 108, |
|
135 |
+ .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
136 |
+ .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
137 |
+ .audio_shuffle = dv_audio_shuffle625, |
|
138 |
+ }, |
|
139 |
+ { .dsf = 0, |
|
140 |
+ .video_stype = 0x4, |
|
141 |
+ .frame_size = 240000, /* SMPTE-314M - 525/60 (NTSC) 50 Mbps */ |
|
142 |
+ .difseg_size = 10, /* also known as "DVCPRO50" */ |
|
143 |
+ .n_difchan = 2, |
|
144 |
+ .time_base = { 1001, 30000 }, |
|
145 |
+ .ltc_divisor = 30, |
|
146 |
+ .height = 480, |
|
147 |
+ .width = 720, |
|
148 |
+ .sar = {{8, 9}, {32, 27}}, |
|
149 |
+ .work_chunks = &work_chunks_dv50ntsc[0], |
|
150 |
+ .idct_factor = &dv_idct_factor_sd[0], |
|
151 |
+ .pix_fmt = PIX_FMT_YUV422P, |
|
152 |
+ .bpm = 6, |
|
153 |
+ .block_sizes = block_sizes_dv2550, |
|
154 |
+ .audio_stride = 90, |
|
155 |
+ .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ |
|
156 |
+ .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ |
|
157 |
+ .audio_shuffle = dv_audio_shuffle525, |
|
158 |
+ }, |
|
159 |
+ { .dsf = 1, |
|
160 |
+ .video_stype = 0x4, |
|
161 |
+ .frame_size = 288000, /* SMPTE-314M - 625/50 (PAL) 50 Mbps */ |
|
162 |
+ .difseg_size = 12, /* also known as "DVCPRO50" */ |
|
163 |
+ .n_difchan = 2, |
|
164 |
+ .time_base = { 1, 25 }, |
|
165 |
+ .ltc_divisor = 25, |
|
166 |
+ .height = 576, |
|
167 |
+ .width = 720, |
|
168 |
+ .sar = {{16, 15}, {64, 45}}, |
|
169 |
+ .work_chunks = &work_chunks_dv50pal[0], |
|
170 |
+ .idct_factor = &dv_idct_factor_sd[0], |
|
171 |
+ .pix_fmt = PIX_FMT_YUV422P, |
|
172 |
+ .bpm = 6, |
|
173 |
+ .block_sizes = block_sizes_dv2550, |
|
174 |
+ .audio_stride = 108, |
|
175 |
+ .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
176 |
+ .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
177 |
+ .audio_shuffle = dv_audio_shuffle625, |
|
178 |
+ }, |
|
179 |
+ { .dsf = 0, |
|
180 |
+ .video_stype = 0x14, |
|
181 |
+ .frame_size = 480000, /* SMPTE-370M - 1080i60 100 Mbps */ |
|
182 |
+ .difseg_size = 10, /* also known as "DVCPRO HD" */ |
|
183 |
+ .n_difchan = 4, |
|
184 |
+ .time_base = { 1001, 30000 }, |
|
185 |
+ .ltc_divisor = 30, |
|
186 |
+ .height = 1080, |
|
187 |
+ .width = 1280, |
|
188 |
+ .sar = {{1, 1}, {3, 2}}, |
|
189 |
+ .work_chunks = &work_chunks_dv100ntsci[0], |
|
190 |
+ .idct_factor = &dv_idct_factor_hd1080[0], |
|
191 |
+ .pix_fmt = PIX_FMT_YUV422P, |
|
192 |
+ .bpm = 8, |
|
193 |
+ .block_sizes = block_sizes_dv100, |
|
194 |
+ .audio_stride = 90, |
|
195 |
+ .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ |
|
196 |
+ .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ |
|
197 |
+ .audio_shuffle = dv_audio_shuffle525, |
|
198 |
+ }, |
|
199 |
+ { .dsf = 1, |
|
200 |
+ .video_stype = 0x14, |
|
201 |
+ .frame_size = 576000, /* SMPTE-370M - 1080i50 100 Mbps */ |
|
202 |
+ .difseg_size = 12, /* also known as "DVCPRO HD" */ |
|
203 |
+ .n_difchan = 4, |
|
204 |
+ .time_base = { 1, 25 }, |
|
205 |
+ .ltc_divisor = 25, |
|
206 |
+ .height = 1080, |
|
207 |
+ .width = 1440, |
|
208 |
+ .sar = {{1, 1}, {4, 3}}, |
|
209 |
+ .work_chunks = &work_chunks_dv100pali[0], |
|
210 |
+ .idct_factor = &dv_idct_factor_hd1080[0], |
|
211 |
+ .pix_fmt = PIX_FMT_YUV422P, |
|
212 |
+ .bpm = 8, |
|
213 |
+ .block_sizes = block_sizes_dv100, |
|
214 |
+ .audio_stride = 108, |
|
215 |
+ .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
216 |
+ .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
217 |
+ .audio_shuffle = dv_audio_shuffle625, |
|
218 |
+ }, |
|
219 |
+ { .dsf = 0, |
|
220 |
+ .video_stype = 0x18, |
|
221 |
+ .frame_size = 240000, /* SMPTE-370M - 720p60 100 Mbps */ |
|
222 |
+ .difseg_size = 10, /* also known as "DVCPRO HD" */ |
|
223 |
+ .n_difchan = 2, |
|
224 |
+ .time_base = { 1001, 60000 }, |
|
225 |
+ .ltc_divisor = 60, |
|
226 |
+ .height = 720, |
|
227 |
+ .width = 960, |
|
228 |
+ .sar = {{1, 1}, {4, 3}}, |
|
229 |
+ .work_chunks = &work_chunks_dv100ntscp[0], |
|
230 |
+ .idct_factor = &dv_idct_factor_hd720[0], |
|
231 |
+ .pix_fmt = PIX_FMT_YUV422P, |
|
232 |
+ .bpm = 8, |
|
233 |
+ .block_sizes = block_sizes_dv100, |
|
234 |
+ .audio_stride = 90, |
|
235 |
+ .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ |
|
236 |
+ .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ |
|
237 |
+ .audio_shuffle = dv_audio_shuffle525, |
|
238 |
+ }, |
|
239 |
+ { .dsf = 1, |
|
240 |
+ .video_stype = 0x18, |
|
241 |
+ .frame_size = 288000, /* SMPTE-370M - 720p50 100 Mbps */ |
|
242 |
+ .difseg_size = 12, /* also known as "DVCPRO HD" */ |
|
243 |
+ .n_difchan = 2, |
|
244 |
+ .time_base = { 1, 50 }, |
|
245 |
+ .ltc_divisor = 50, |
|
246 |
+ .height = 720, |
|
247 |
+ .width = 960, |
|
248 |
+ .sar = {{1, 1}, {4, 3}}, |
|
249 |
+ .work_chunks = &work_chunks_dv100palp[0], |
|
250 |
+ .idct_factor = &dv_idct_factor_hd720[0], |
|
251 |
+ .pix_fmt = PIX_FMT_YUV422P, |
|
252 |
+ .bpm = 8, |
|
253 |
+ .block_sizes = block_sizes_dv100, |
|
254 |
+ .audio_stride = 90, |
|
255 |
+ .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
256 |
+ .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
257 |
+ .audio_shuffle = dv_audio_shuffle625, |
|
258 |
+ }, |
|
259 |
+ { .dsf = 1, |
|
260 |
+ .video_stype = 0x1, |
|
261 |
+ .frame_size = 144000, /* IEC 61883-5 - 625/50 (PAL) */ |
|
262 |
+ .difseg_size = 12, |
|
263 |
+ .n_difchan = 1, |
|
264 |
+ .time_base = { 1, 25 }, |
|
265 |
+ .ltc_divisor = 25, |
|
266 |
+ .height = 576, |
|
267 |
+ .width = 720, |
|
268 |
+ .sar = {{16, 15}, {64, 45}}, |
|
269 |
+ .work_chunks = &work_chunks_dv25pal[0], |
|
270 |
+ .idct_factor = &dv_idct_factor_sd[0], |
|
271 |
+ .pix_fmt = PIX_FMT_YUV420P, |
|
272 |
+ .bpm = 6, |
|
273 |
+ .block_sizes = block_sizes_dv2550, |
|
274 |
+ .audio_stride = 108, |
|
275 |
+ .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
276 |
+ .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
277 |
+ .audio_shuffle = dv_audio_shuffle625, |
|
278 |
+ } |
|
279 |
+}; |
|
280 |
+ |
|
281 |
+const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys, |
|
282 |
+ const uint8_t* frame, unsigned buf_size) |
|
283 |
+{ |
|
284 |
+ int i, dsf, stype; |
|
285 |
+ |
|
286 |
+ if (buf_size < 80 * 5 + 48 + 4) |
|
287 |
+ return NULL; |
|
288 |
+ |
|
289 |
+ dsf = (frame[3] & 0x80) >> 7; |
|
290 |
+ stype = frame[80 * 5 + 48 + 3] & 0x1f; |
|
291 |
+ |
|
292 |
+ /* 576i50 25Mbps 4:1:1 is a special case */ |
|
293 |
+ if (dsf == 1 && stype == 0 && frame[4] & 0x07 /* the APT field */) { |
|
294 |
+ return &dv_profiles[2]; |
|
295 |
+ } |
|
296 |
+ |
|
297 |
+ for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) |
|
298 |
+ if (dsf == dv_profiles[i].dsf && stype == dv_profiles[i].video_stype) |
|
299 |
+ return &dv_profiles[i]; |
|
300 |
+ |
|
301 |
+ /* check if old sys matches and assumes corrupted input */ |
|
302 |
+ if (sys && buf_size == sys->frame_size) |
|
303 |
+ return sys; |
|
304 |
+ |
|
305 |
+ return NULL; |
|
306 |
+} |
|
307 |
+ |
|
308 |
+const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec) |
|
309 |
+{ |
|
310 |
+ int i; |
|
311 |
+ |
|
312 |
+ for (i=0; i<FF_ARRAY_ELEMS(dv_profiles); i++) |
|
313 |
+ if (codec->height == dv_profiles[i].height && |
|
314 |
+ codec->pix_fmt == dv_profiles[i].pix_fmt && |
|
315 |
+ codec->width == dv_profiles[i].width) |
|
316 |
+ return &dv_profiles[i]; |
|
317 |
+ |
|
318 |
+ return NULL; |
|
319 |
+} |
|
320 |
+ |
|
321 |
+void ff_dv_print_profiles(void *logctx, int loglevel) |
|
322 |
+{ |
|
323 |
+ int i; |
|
324 |
+ for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) { |
|
325 |
+ const DVprofile *p = &dv_profiles[i]; |
|
326 |
+ av_log(logctx, loglevel, "Frame size: %dx%d; pixel format: %s, " |
|
327 |
+ "framerate: %d/%d\n", p->width, p->height, av_get_pix_fmt_name(p->pix_fmt), |
|
328 |
+ p->time_base.den, p->time_base.num); |
|
329 |
+ } |
|
330 |
+} |
0 | 331 |
new file mode 100644 |
... | ... |
@@ -0,0 +1,72 @@ |
0 |
+/* |
|
1 |
+ * This file is part of Libav. |
|
2 |
+ * |
|
3 |
+ * Libav is free software; you can redistribute it and/or |
|
4 |
+ * modify it under the terms of the GNU Lesser General Public |
|
5 |
+ * License as published by the Free Software Foundation; either |
|
6 |
+ * version 2.1 of the License, or (at your option) any later version. |
|
7 |
+ * |
|
8 |
+ * Libav is distributed in the hope that it will be useful, |
|
9 |
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
10 |
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
11 |
+ * Lesser General Public License for more details. |
|
12 |
+ * |
|
13 |
+ * You should have received a copy of the GNU Lesser General Public |
|
14 |
+ * License along with Libav; if not, write to the Free Software |
|
15 |
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
16 |
+ */ |
|
17 |
+ |
|
18 |
+#ifndef AVCODEC_DV_PROFILE_H |
|
19 |
+#define AVCODEC_DV_PROFILE_H |
|
20 |
+ |
|
21 |
+#include <stdint.h> |
|
22 |
+ |
|
23 |
+#include "libavutil/pixfmt.h" |
|
24 |
+#include "libavutil/rational.h" |
|
25 |
+#include "avcodec.h" |
|
26 |
+ |
|
27 |
+typedef struct DVwork_chunk { |
|
28 |
+ uint16_t buf_offset; |
|
29 |
+ uint16_t mb_coordinates[5]; |
|
30 |
+} DVwork_chunk; |
|
31 |
+ |
|
32 |
+/* |
|
33 |
+ * DVprofile is used to express the differences between various |
|
34 |
+ * DV flavors. For now it's primarily used for differentiating |
|
35 |
+ * 525/60 and 625/50, but the plans are to use it for various |
|
36 |
+ * DV specs as well (e.g. SMPTE314M vs. IEC 61834). |
|
37 |
+ */ |
|
38 |
+typedef struct DVprofile { |
|
39 |
+ int dsf; /* value of the dsf in the DV header */ |
|
40 |
+ int video_stype; /* stype for VAUX source pack */ |
|
41 |
+ int frame_size; /* total size of one frame in bytes */ |
|
42 |
+ int difseg_size; /* number of DIF segments per DIF channel */ |
|
43 |
+ int n_difchan; /* number of DIF channels per frame */ |
|
44 |
+ AVRational time_base; /* 1/framerate */ |
|
45 |
+ int ltc_divisor; /* FPS from the LTS standpoint */ |
|
46 |
+ int height; /* picture height in pixels */ |
|
47 |
+ int width; /* picture width in pixels */ |
|
48 |
+ AVRational sar[2]; /* sample aspect ratios for 4:3 and 16:9 */ |
|
49 |
+ DVwork_chunk *work_chunks; /* each thread gets its own chunk of frame to work on */ |
|
50 |
+ uint32_t *idct_factor; /* set of iDCT factor tables */ |
|
51 |
+ enum PixelFormat pix_fmt; /* picture pixel format */ |
|
52 |
+ int bpm; /* blocks per macroblock */ |
|
53 |
+ const uint8_t *block_sizes; /* AC block sizes, in bits */ |
|
54 |
+ int audio_stride; /* size of audio_shuffle table */ |
|
55 |
+ int audio_min_samples[3]; /* min amount of audio samples */ |
|
56 |
+ /* for 48kHz, 44.1kHz and 32kHz */ |
|
57 |
+ int audio_samples_dist[5]; /* how many samples are supposed to be */ |
|
58 |
+ /* in each frame in a 5 frames window */ |
|
59 |
+ const uint8_t (*audio_shuffle)[9]; /* PCM shuffling table */ |
|
60 |
+} DVprofile; |
|
61 |
+ |
|
62 |
+const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys, |
|
63 |
+ const uint8_t* frame, unsigned buf_size); |
|
64 |
+const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec); |
|
65 |
+ |
|
66 |
+/** |
|
67 |
+ * Print all allowed DV profiles into logctx at specified logging level. |
|
68 |
+ */ |
|
69 |
+void ff_dv_print_profiles(void *logctx, int loglevel); |
|
70 |
+ |
|
71 |
+#endif /* AVCODEC_DV_PROFILE_H */ |
... | ... |
@@ -24,8 +24,6 @@ |
24 | 24 |
* Constants for DV codec. |
25 | 25 |
*/ |
26 | 26 |
|
27 |
-#include "libavutil/rational.h" |
|
28 |
-#include "libavutil/pixdesc.h" |
|
29 | 27 |
#include "avcodec.h" |
30 | 28 |
#include "dvdata.h" |
31 | 29 |
|
... | ... |
@@ -122,308 +120,3 @@ const int ff_dv_iweight_720_c[64] = { |
122 | 122 |
394, 406, 418, 438, 418, 464, 464, 492, |
123 | 123 |
}; |
124 | 124 |
|
125 |
-static DVwork_chunk work_chunks_dv25pal [1*12*27]; |
|
126 |
-static DVwork_chunk work_chunks_dv25pal411[1*12*27]; |
|
127 |
-static DVwork_chunk work_chunks_dv25ntsc [1*10*27]; |
|
128 |
-static DVwork_chunk work_chunks_dv50pal [2*12*27]; |
|
129 |
-static DVwork_chunk work_chunks_dv50ntsc [2*10*27]; |
|
130 |
-static DVwork_chunk work_chunks_dv100palp [2*12*27]; |
|
131 |
-static DVwork_chunk work_chunks_dv100ntscp[2*10*27]; |
|
132 |
-static DVwork_chunk work_chunks_dv100pali [4*12*27]; |
|
133 |
-static DVwork_chunk work_chunks_dv100ntsci[4*10*27]; |
|
134 |
- |
|
135 |
-static uint32_t dv_idct_factor_sd [2*2*22*64]; |
|
136 |
-static uint32_t dv_idct_factor_hd1080[2*4*16*64]; |
|
137 |
-static uint32_t dv_idct_factor_hd720 [2*4*16*64]; |
|
138 |
- |
|
139 |
-static const uint8_t dv_audio_shuffle525[10][9] = { |
|
140 |
- { 0, 30, 60, 20, 50, 80, 10, 40, 70 }, /* 1st channel */ |
|
141 |
- { 6, 36, 66, 26, 56, 86, 16, 46, 76 }, |
|
142 |
- { 12, 42, 72, 2, 32, 62, 22, 52, 82 }, |
|
143 |
- { 18, 48, 78, 8, 38, 68, 28, 58, 88 }, |
|
144 |
- { 24, 54, 84, 14, 44, 74, 4, 34, 64 }, |
|
145 |
- |
|
146 |
- { 1, 31, 61, 21, 51, 81, 11, 41, 71 }, /* 2nd channel */ |
|
147 |
- { 7, 37, 67, 27, 57, 87, 17, 47, 77 }, |
|
148 |
- { 13, 43, 73, 3, 33, 63, 23, 53, 83 }, |
|
149 |
- { 19, 49, 79, 9, 39, 69, 29, 59, 89 }, |
|
150 |
- { 25, 55, 85, 15, 45, 75, 5, 35, 65 }, |
|
151 |
-}; |
|
152 |
- |
|
153 |
-static const uint8_t dv_audio_shuffle625[12][9] = { |
|
154 |
- { 0, 36, 72, 26, 62, 98, 16, 52, 88}, /* 1st channel */ |
|
155 |
- { 6, 42, 78, 32, 68, 104, 22, 58, 94}, |
|
156 |
- { 12, 48, 84, 2, 38, 74, 28, 64, 100}, |
|
157 |
- { 18, 54, 90, 8, 44, 80, 34, 70, 106}, |
|
158 |
- { 24, 60, 96, 14, 50, 86, 4, 40, 76}, |
|
159 |
- { 30, 66, 102, 20, 56, 92, 10, 46, 82}, |
|
160 |
- |
|
161 |
- { 1, 37, 73, 27, 63, 99, 17, 53, 89}, /* 2nd channel */ |
|
162 |
- { 7, 43, 79, 33, 69, 105, 23, 59, 95}, |
|
163 |
- { 13, 49, 85, 3, 39, 75, 29, 65, 101}, |
|
164 |
- { 19, 55, 91, 9, 45, 81, 35, 71, 107}, |
|
165 |
- { 25, 61, 97, 15, 51, 87, 5, 41, 77}, |
|
166 |
- { 31, 67, 103, 21, 57, 93, 11, 47, 83}, |
|
167 |
-}; |
|
168 |
- |
|
169 |
-/* macroblock bit budgets */ |
|
170 |
-static const uint8_t block_sizes_dv2550[8] = { |
|
171 |
- 112, 112, 112, 112, 80, 80, 0, 0, |
|
172 |
-}; |
|
173 |
- |
|
174 |
-static const uint8_t block_sizes_dv100[8] = { |
|
175 |
- 80, 80, 80, 80, 80, 80, 64, 64, |
|
176 |
-}; |
|
177 |
-static const DVprofile dv_profiles[] = { |
|
178 |
- { .dsf = 0, |
|
179 |
- .video_stype = 0x0, |
|
180 |
- .frame_size = 120000, /* IEC 61834, SMPTE-314M - 525/60 (NTSC) */ |
|
181 |
- .difseg_size = 10, |
|
182 |
- .n_difchan = 1, |
|
183 |
- .time_base = { 1001, 30000 }, |
|
184 |
- .ltc_divisor = 30, |
|
185 |
- .height = 480, |
|
186 |
- .width = 720, |
|
187 |
- .sar = {{8, 9}, {32, 27}}, |
|
188 |
- .work_chunks = &work_chunks_dv25ntsc[0], |
|
189 |
- .idct_factor = &dv_idct_factor_sd[0], |
|
190 |
- .pix_fmt = PIX_FMT_YUV411P, |
|
191 |
- .bpm = 6, |
|
192 |
- .block_sizes = block_sizes_dv2550, |
|
193 |
- .audio_stride = 90, |
|
194 |
- .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ |
|
195 |
- .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ |
|
196 |
- .audio_shuffle = dv_audio_shuffle525, |
|
197 |
- }, |
|
198 |
- { .dsf = 1, |
|
199 |
- .video_stype = 0x0, |
|
200 |
- .frame_size = 144000, /* IEC 61834 - 625/50 (PAL) */ |
|
201 |
- .difseg_size = 12, |
|
202 |
- .n_difchan = 1, |
|
203 |
- .time_base = { 1, 25 }, |
|
204 |
- .ltc_divisor = 25, |
|
205 |
- .height = 576, |
|
206 |
- .width = 720, |
|
207 |
- .sar = {{16, 15}, {64, 45}}, |
|
208 |
- .work_chunks = &work_chunks_dv25pal[0], |
|
209 |
- .idct_factor = &dv_idct_factor_sd[0], |
|
210 |
- .pix_fmt = PIX_FMT_YUV420P, |
|
211 |
- .bpm = 6, |
|
212 |
- .block_sizes = block_sizes_dv2550, |
|
213 |
- .audio_stride = 108, |
|
214 |
- .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
215 |
- .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
216 |
- .audio_shuffle = dv_audio_shuffle625, |
|
217 |
- }, |
|
218 |
- { .dsf = 1, |
|
219 |
- .video_stype = 0x0, |
|
220 |
- .frame_size = 144000, /* SMPTE-314M - 625/50 (PAL) */ |
|
221 |
- .difseg_size = 12, |
|
222 |
- .n_difchan = 1, |
|
223 |
- .time_base = { 1, 25 }, |
|
224 |
- .ltc_divisor = 25, |
|
225 |
- .height = 576, |
|
226 |
- .width = 720, |
|
227 |
- .sar = {{16, 15}, {64, 45}}, |
|
228 |
- .work_chunks = &work_chunks_dv25pal411[0], |
|
229 |
- .idct_factor = &dv_idct_factor_sd[0], |
|
230 |
- .pix_fmt = PIX_FMT_YUV411P, |
|
231 |
- .bpm = 6, |
|
232 |
- .block_sizes = block_sizes_dv2550, |
|
233 |
- .audio_stride = 108, |
|
234 |
- .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
235 |
- .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
236 |
- .audio_shuffle = dv_audio_shuffle625, |
|
237 |
- }, |
|
238 |
- { .dsf = 0, |
|
239 |
- .video_stype = 0x4, |
|
240 |
- .frame_size = 240000, /* SMPTE-314M - 525/60 (NTSC) 50 Mbps */ |
|
241 |
- .difseg_size = 10, /* also known as "DVCPRO50" */ |
|
242 |
- .n_difchan = 2, |
|
243 |
- .time_base = { 1001, 30000 }, |
|
244 |
- .ltc_divisor = 30, |
|
245 |
- .height = 480, |
|
246 |
- .width = 720, |
|
247 |
- .sar = {{8, 9}, {32, 27}}, |
|
248 |
- .work_chunks = &work_chunks_dv50ntsc[0], |
|
249 |
- .idct_factor = &dv_idct_factor_sd[0], |
|
250 |
- .pix_fmt = PIX_FMT_YUV422P, |
|
251 |
- .bpm = 6, |
|
252 |
- .block_sizes = block_sizes_dv2550, |
|
253 |
- .audio_stride = 90, |
|
254 |
- .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ |
|
255 |
- .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ |
|
256 |
- .audio_shuffle = dv_audio_shuffle525, |
|
257 |
- }, |
|
258 |
- { .dsf = 1, |
|
259 |
- .video_stype = 0x4, |
|
260 |
- .frame_size = 288000, /* SMPTE-314M - 625/50 (PAL) 50 Mbps */ |
|
261 |
- .difseg_size = 12, /* also known as "DVCPRO50" */ |
|
262 |
- .n_difchan = 2, |
|
263 |
- .time_base = { 1, 25 }, |
|
264 |
- .ltc_divisor = 25, |
|
265 |
- .height = 576, |
|
266 |
- .width = 720, |
|
267 |
- .sar = {{16, 15}, {64, 45}}, |
|
268 |
- .work_chunks = &work_chunks_dv50pal[0], |
|
269 |
- .idct_factor = &dv_idct_factor_sd[0], |
|
270 |
- .pix_fmt = PIX_FMT_YUV422P, |
|
271 |
- .bpm = 6, |
|
272 |
- .block_sizes = block_sizes_dv2550, |
|
273 |
- .audio_stride = 108, |
|
274 |
- .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
275 |
- .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
276 |
- .audio_shuffle = dv_audio_shuffle625, |
|
277 |
- }, |
|
278 |
- { .dsf = 0, |
|
279 |
- .video_stype = 0x14, |
|
280 |
- .frame_size = 480000, /* SMPTE-370M - 1080i60 100 Mbps */ |
|
281 |
- .difseg_size = 10, /* also known as "DVCPRO HD" */ |
|
282 |
- .n_difchan = 4, |
|
283 |
- .time_base = { 1001, 30000 }, |
|
284 |
- .ltc_divisor = 30, |
|
285 |
- .height = 1080, |
|
286 |
- .width = 1280, |
|
287 |
- .sar = {{1, 1}, {3, 2}}, |
|
288 |
- .work_chunks = &work_chunks_dv100ntsci[0], |
|
289 |
- .idct_factor = &dv_idct_factor_hd1080[0], |
|
290 |
- .pix_fmt = PIX_FMT_YUV422P, |
|
291 |
- .bpm = 8, |
|
292 |
- .block_sizes = block_sizes_dv100, |
|
293 |
- .audio_stride = 90, |
|
294 |
- .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ |
|
295 |
- .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ |
|
296 |
- .audio_shuffle = dv_audio_shuffle525, |
|
297 |
- }, |
|
298 |
- { .dsf = 1, |
|
299 |
- .video_stype = 0x14, |
|
300 |
- .frame_size = 576000, /* SMPTE-370M - 1080i50 100 Mbps */ |
|
301 |
- .difseg_size = 12, /* also known as "DVCPRO HD" */ |
|
302 |
- .n_difchan = 4, |
|
303 |
- .time_base = { 1, 25 }, |
|
304 |
- .ltc_divisor = 25, |
|
305 |
- .height = 1080, |
|
306 |
- .width = 1440, |
|
307 |
- .sar = {{1, 1}, {4, 3}}, |
|
308 |
- .work_chunks = &work_chunks_dv100pali[0], |
|
309 |
- .idct_factor = &dv_idct_factor_hd1080[0], |
|
310 |
- .pix_fmt = PIX_FMT_YUV422P, |
|
311 |
- .bpm = 8, |
|
312 |
- .block_sizes = block_sizes_dv100, |
|
313 |
- .audio_stride = 108, |
|
314 |
- .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
315 |
- .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
316 |
- .audio_shuffle = dv_audio_shuffle625, |
|
317 |
- }, |
|
318 |
- { .dsf = 0, |
|
319 |
- .video_stype = 0x18, |
|
320 |
- .frame_size = 240000, /* SMPTE-370M - 720p60 100 Mbps */ |
|
321 |
- .difseg_size = 10, /* also known as "DVCPRO HD" */ |
|
322 |
- .n_difchan = 2, |
|
323 |
- .time_base = { 1001, 60000 }, |
|
324 |
- .ltc_divisor = 60, |
|
325 |
- .height = 720, |
|
326 |
- .width = 960, |
|
327 |
- .sar = {{1, 1}, {4, 3}}, |
|
328 |
- .work_chunks = &work_chunks_dv100ntscp[0], |
|
329 |
- .idct_factor = &dv_idct_factor_hd720[0], |
|
330 |
- .pix_fmt = PIX_FMT_YUV422P, |
|
331 |
- .bpm = 8, |
|
332 |
- .block_sizes = block_sizes_dv100, |
|
333 |
- .audio_stride = 90, |
|
334 |
- .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ |
|
335 |
- .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ |
|
336 |
- .audio_shuffle = dv_audio_shuffle525, |
|
337 |
- }, |
|
338 |
- { .dsf = 1, |
|
339 |
- .video_stype = 0x18, |
|
340 |
- .frame_size = 288000, /* SMPTE-370M - 720p50 100 Mbps */ |
|
341 |
- .difseg_size = 12, /* also known as "DVCPRO HD" */ |
|
342 |
- .n_difchan = 2, |
|
343 |
- .time_base = { 1, 50 }, |
|
344 |
- .ltc_divisor = 50, |
|
345 |
- .height = 720, |
|
346 |
- .width = 960, |
|
347 |
- .sar = {{1, 1}, {4, 3}}, |
|
348 |
- .work_chunks = &work_chunks_dv100palp[0], |
|
349 |
- .idct_factor = &dv_idct_factor_hd720[0], |
|
350 |
- .pix_fmt = PIX_FMT_YUV422P, |
|
351 |
- .bpm = 8, |
|
352 |
- .block_sizes = block_sizes_dv100, |
|
353 |
- .audio_stride = 90, |
|
354 |
- .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
355 |
- .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
356 |
- .audio_shuffle = dv_audio_shuffle625, |
|
357 |
- }, |
|
358 |
- { .dsf = 1, |
|
359 |
- .video_stype = 0x1, |
|
360 |
- .frame_size = 144000, /* IEC 61883-5 - 625/50 (PAL) */ |
|
361 |
- .difseg_size = 12, |
|
362 |
- .n_difchan = 1, |
|
363 |
- .time_base = { 1, 25 }, |
|
364 |
- .ltc_divisor = 25, |
|
365 |
- .height = 576, |
|
366 |
- .width = 720, |
|
367 |
- .sar = {{16, 15}, {64, 45}}, |
|
368 |
- .work_chunks = &work_chunks_dv25pal[0], |
|
369 |
- .idct_factor = &dv_idct_factor_sd[0], |
|
370 |
- .pix_fmt = PIX_FMT_YUV420P, |
|
371 |
- .bpm = 6, |
|
372 |
- .block_sizes = block_sizes_dv2550, |
|
373 |
- .audio_stride = 108, |
|
374 |
- .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ |
|
375 |
- .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, |
|
376 |
- .audio_shuffle = dv_audio_shuffle625, |
|
377 |
- } |
|
378 |
-}; |
|
379 |
- |
|
380 |
-const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys, |
|
381 |
- const uint8_t* frame, unsigned buf_size) |
|
382 |
-{ |
|
383 |
- int i, dsf, stype; |
|
384 |
- |
|
385 |
- if (buf_size < 80 * 5 + 48 + 4) |
|
386 |
- return NULL; |
|
387 |
- |
|
388 |
- dsf = (frame[3] & 0x80) >> 7; |
|
389 |
- stype = frame[80 * 5 + 48 + 3] & 0x1f; |
|
390 |
- |
|
391 |
- /* 576i50 25Mbps 4:1:1 is a special case */ |
|
392 |
- if (dsf == 1 && stype == 0 && frame[4] & 0x07 /* the APT field */) { |
|
393 |
- return &dv_profiles[2]; |
|
394 |
- } |
|
395 |
- |
|
396 |
- for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) |
|
397 |
- if (dsf == dv_profiles[i].dsf && stype == dv_profiles[i].video_stype) |
|
398 |
- return &dv_profiles[i]; |
|
399 |
- |
|
400 |
- /* check if old sys matches and assumes corrupted input */ |
|
401 |
- if (sys && buf_size == sys->frame_size) |
|
402 |
- return sys; |
|
403 |
- |
|
404 |
- return NULL; |
|
405 |
-} |
|
406 |
- |
|
407 |
-const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec) |
|
408 |
-{ |
|
409 |
- int i; |
|
410 |
- |
|
411 |
- for (i=0; i<FF_ARRAY_ELEMS(dv_profiles); i++) |
|
412 |
- if (codec->height == dv_profiles[i].height && |
|
413 |
- codec->pix_fmt == dv_profiles[i].pix_fmt && |
|
414 |
- codec->width == dv_profiles[i].width) |
|
415 |
- return &dv_profiles[i]; |
|
416 |
- |
|
417 |
- return NULL; |
|
418 |
-} |
|
419 |
- |
|
420 |
-void ff_dv_print_profiles(void *logctx, int loglevel) |
|
421 |
-{ |
|
422 |
- int i; |
|
423 |
- for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) { |
|
424 |
- const DVprofile *p = &dv_profiles[i]; |
|
425 |
- av_log(logctx, loglevel, "Frame size: %dx%d; pixel format: %s, " |
|
426 |
- "framerate: %d/%d\n", p->width, p->height, av_get_pix_fmt_name(p->pix_fmt), |
|
427 |
- p->time_base.den, p->time_base.num); |
|
428 |
- } |
|
429 |
-} |
... | ... |
@@ -27,45 +27,10 @@ |
27 | 27 |
#ifndef AVCODEC_DVDATA_H |
28 | 28 |
#define AVCODEC_DVDATA_H |
29 | 29 |
|
30 |
-#include "libavutil/rational.h" |
|
31 | 30 |
#include "avcodec.h" |
32 | 31 |
#include "dsputil.h" |
33 | 32 |
#include "get_bits.h" |
34 |
- |
|
35 |
-typedef struct DVwork_chunk { |
|
36 |
- uint16_t buf_offset; |
|
37 |
- uint16_t mb_coordinates[5]; |
|
38 |
-} DVwork_chunk; |
|
39 |
- |
|
40 |
-/* |
|
41 |
- * DVprofile is used to express the differences between various |
|
42 |
- * DV flavors. For now it's primarily used for differentiating |
|
43 |
- * 525/60 and 625/50, but the plans are to use it for various |
|
44 |
- * DV specs as well (e.g. SMPTE314M vs. IEC 61834). |
|
45 |
- */ |
|
46 |
-typedef struct DVprofile { |
|
47 |
- int dsf; /* value of the dsf in the DV header */ |
|
48 |
- int video_stype; /* stype for VAUX source pack */ |
|
49 |
- int frame_size; /* total size of one frame in bytes */ |
|
50 |
- int difseg_size; /* number of DIF segments per DIF channel */ |
|
51 |
- int n_difchan; /* number of DIF channels per frame */ |
|
52 |
- AVRational time_base; /* 1/framerate */ |
|
53 |
- int ltc_divisor; /* FPS from the LTS standpoint */ |
|
54 |
- int height; /* picture height in pixels */ |
|
55 |
- int width; /* picture width in pixels */ |
|
56 |
- AVRational sar[2]; /* sample aspect ratios for 4:3 and 16:9 */ |
|
57 |
- DVwork_chunk *work_chunks; /* each thread gets its own chunk of frame to work on */ |
|
58 |
- uint32_t *idct_factor; /* set of iDCT factor tables */ |
|
59 |
- enum PixelFormat pix_fmt; /* picture pixel format */ |
|
60 |
- int bpm; /* blocks per macroblock */ |
|
61 |
- const uint8_t *block_sizes; /* AC block sizes, in bits */ |
|
62 |
- int audio_stride; /* size of audio_shuffle table */ |
|
63 |
- int audio_min_samples[3]; /* min amount of audio samples */ |
|
64 |
- /* for 48kHz, 44.1kHz and 32kHz */ |
|
65 |
- int audio_samples_dist[5]; /* how many samples are supposed to be */ |
|
66 |
- /* in each frame in a 5 frames window */ |
|
67 |
- const uint8_t (*audio_shuffle)[9]; /* PCM shuffling table */ |
|
68 |
-} DVprofile; |
|
33 |
+#include "dv_profile.h" |
|
69 | 34 |
|
70 | 35 |
typedef struct DVVideoContext { |
71 | 36 |
const DVprofile *sys; |
... | ... |
@@ -136,10 +101,6 @@ extern const int ff_dv_iweight_720_c[64]; |
136 | 136 |
|
137 | 137 |
extern RL_VLC_ELEM ff_dv_rl_vlc[1184]; |
138 | 138 |
|
139 |
-const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys, |
|
140 |
- const uint8_t* frame, unsigned buf_size); |
|
141 |
-const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec); |
|
142 |
- |
|
143 | 139 |
int ff_dv_init_dynamic_tables(const DVprofile *d); |
144 | 140 |
int ff_dvvideo_init(AVCodecContext *avctx); |
145 | 141 |
|
... | ... |
@@ -164,9 +125,4 @@ static inline void dv_calculate_mb_xy(DVVideoContext *s, DVwork_chunk *work_chun |
164 | 164 |
} |
165 | 165 |
} |
166 | 166 |
|
167 |
-/** |
|
168 |
- * Print all allowed DV profiles into logctx at specified logging level. |
|
169 |
- */ |
|
170 |
-void ff_dv_print_profiles(void *logctx, int loglevel); |
|
171 |
- |
|
172 | 167 |
#endif /* AVCODEC_DVDATA_H */ |