1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
|
--- include/attributes.h 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/attributes.h 2006-06-16 20:12:50.000000000 +0200
@@ -25,7 +29,7 @@
#ifdef ATTRIBUTE_ALIGNED_MAX
#define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align)))
#else
-#define ATTR_ALIGN(align)
+#define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((16 < align) ? 16 : align)))
#endif
#ifdef HAVE_BUILTIN_EXPECT
--- libmpeg2/cpu_accel.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/cpu_accel.c 2006-06-16 20:12:50.000000000 +0200
@@ -22,6 +26,7 @@
*/
#include "config.h"
+#include "cpudetect.h"
#include <inttypes.h>
@@ -30,9 +35,17 @@
#include "mpeg2_internal.h"
#ifdef ACCEL_DETECT
-#ifdef ARCH_X86
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
+
+/* MPlayer imports libmpeg2 as decoder, which detects MMX / 3DNow!
+ * instructions via assembly. However, it is regarded as duplicaed work
+ * in MPlayer, so that we enforce to use MPlayer's implementation.
+ */
+#define USE_MPLAYER_CPUDETECT
+
static inline uint32_t arch_accel (void)
{
+#if !defined(USE_MPLAYER_CPUDETECT)
uint32_t eax, ebx, ecx, edx;
int AMD;
uint32_t caps;
@@ -105,10 +118,24 @@
caps |= MPEG2_ACCEL_X86_MMXEXT;
return caps;
+#else /* USE_MPLAYER_CPUDETECT: Use MPlayer's cpu capability property */
+ caps = 0;
+ if (gCpuCaps.hasMMX)
+ caps |= MPEG2_ACCEL_X86_MMX;
+ if (gCpuCaps.hasSSE2)
+ caps |= MPEG2_ACCEL_X86_SSE2;
+ if (gCpuCaps.hasMMX2)
+ caps |= MPEG2_ACCEL_X86_MMXEXT;
+ if (gCpuCaps.has3DNow)
+ caps |= MPEG2_ACCEL_X86_3DNOW;
+
+ return caps;
+
+#endif /* USE_MPLAYER_CPUDETECT */
}
-#endif /* ARCH_X86 */
+#endif /* ARCH_X86 || ARCH_X86_64 */
-#if defined(ARCH_PPC) || defined(ARCH_SPARC)
+#if defined(ARCH_PPC) || (defined(ARCH_SPARC) && defined(HAVE_VIS))
#include <signal.h>
#include <setjmp.h>
@@ -195,6 +222,7 @@
#ifdef ARCH_ALPHA
static inline uint32_t arch_accel (void)
{
+#ifdef CAN_COMPILE_ALPHA_MVI
uint64_t no_mvi;
asm volatile ("amask %1, %0"
@@ -202,6 +230,9 @@
: "rI" (256)); /* AMASK_MVI */
return no_mvi ? MPEG2_ACCEL_ALPHA : (MPEG2_ACCEL_ALPHA |
MPEG2_ACCEL_ALPHA_MVI);
+#else
+ return MPEG2_ACCEL_ALPHA;
+#endif
}
#endif /* ARCH_ALPHA */
#endif /* ACCEL_DETECT */
@@ -212,7 +243,7 @@
accel = 0;
#ifdef ACCEL_DETECT
-#if defined (ARCH_X86) || defined (ARCH_PPC) || defined (ARCH_ALPHA) || defined (ARCH_SPARC)
+#if defined (ARCH_X86) || defined (ARCH_X86_64) || defined (ARCH_PPC) || defined (ARCH_ALPHA) || defined (ARCH_SPARC)
accel = arch_accel ();
#endif
#endif
--- libmpeg2/cpu_state.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/cpu_state.c 2006-06-16 20:12:50.000000000 +0200
@@ -29,14 +33,14 @@
#include "mpeg2.h"
#include "attributes.h"
#include "mpeg2_internal.h"
-#ifdef ARCH_X86
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
#include "mmx.h"
#endif
void (* mpeg2_cpu_state_save) (cpu_state_t * state) = NULL;
void (* mpeg2_cpu_state_restore) (cpu_state_t * state) = NULL;
-#ifdef ARCH_X86
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
static void state_restore_mmx (cpu_state_t * state)
{
emms ();
@@ -115,12 +119,12 @@
void mpeg2_cpu_state_init (uint32_t accel)
{
-#ifdef ARCH_X86
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
if (accel & MPEG2_ACCEL_X86_MMX) {
mpeg2_cpu_state_restore = state_restore_mmx;
}
#endif
-#ifdef ARCH_PPC
+#if defined(ARCH_PPC) && defined(HAVE_ALTIVEC)
if (accel & MPEG2_ACCEL_PPC_ALTIVEC) {
mpeg2_cpu_state_save = state_save_altivec;
mpeg2_cpu_state_restore = state_restore_altivec;
--- libmpeg2/decode.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/decode.c 2006-06-16 20:12:50.000000000 +0200
@@ -351,6 +355,15 @@
fbuf->buf[1] = buf[1];
fbuf->buf[2] = buf[2];
fbuf->id = id;
+ // HACK! FIXME! At first I frame, copy pointers to prediction frame too!
+ if (mpeg2dec->custom_fbuf && !mpeg2dec->fbuf[1]->buf[0]){
+ mpeg2dec->fbuf[1]->buf[0]=buf[0];
+ mpeg2dec->fbuf[1]->buf[1]=buf[1];
+ mpeg2dec->fbuf[1]->buf[2]=buf[2];
+ mpeg2dec->fbuf[1]->id=NULL;
+ }
+// printf("libmpeg2: FBUF 0:%p 1:%p 2:%p\n",
+// mpeg2dec->fbuf[0]->buf[0],mpeg2dec->fbuf[1]->buf[0],mpeg2dec->fbuf[2]->buf[0]);
}
void mpeg2_custom_fbuf (mpeg2dec_t * mpeg2dec, int custom_fbuf)
--- libmpeg2/header.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/header.c 2006-06-16 20:12:50.000000000 +0200
@@ -100,6 +104,9 @@
mpeg2dec->decoder.convert = NULL;
mpeg2dec->decoder.convert_id = NULL;
mpeg2dec->picture = mpeg2dec->pictures;
+ memset(&mpeg2dec->fbuf_alloc[0].fbuf, 0, sizeof(mpeg2_fbuf_t));
+ memset(&mpeg2dec->fbuf_alloc[1].fbuf, 0, sizeof(mpeg2_fbuf_t));
+ memset(&mpeg2dec->fbuf_alloc[2].fbuf, 0, sizeof(mpeg2_fbuf_t));
mpeg2dec->fbuf[0] = &mpeg2dec->fbuf_alloc[0].fbuf;
mpeg2dec->fbuf[1] = &mpeg2dec->fbuf_alloc[1].fbuf;
mpeg2dec->fbuf[2] = &mpeg2dec->fbuf_alloc[2].fbuf;
@@ -551,6 +558,7 @@
if (!(mpeg2dec->sequence.flags & SEQ_FLAG_PROGRESSIVE_SEQUENCE)) {
picture->nb_fields = (buffer[3] & 2) ? 3 : 2;
flags |= (buffer[3] & 128) ? PIC_FLAG_TOP_FIELD_FIRST : 0;
+ flags |= (buffer[3] & 2) ? PIC_FLAG_REPEAT_FIRST_FIELD : 0;
} else
picture->nb_fields = (buffer[3]&2) ? ((buffer[3]&128) ? 6 : 4) : 2;
break;
@@ -799,6 +807,7 @@
mpeg2dec->scaled[index] = mpeg2dec->q_scale_type;
for (i = 0; i < 32; i++) {
k = mpeg2dec->q_scale_type ? non_linear_scale[i] : (i << 1);
+ decoder->quantizer_scales[i] = k;
for (j = 0; j < 64; j++)
decoder->quantizer_prescale[index][i][j] =
k * mpeg2dec->quantizer_matrix[index][j];
--- libmpeg2/idct.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/idct.c 2006-06-16 20:12:50.000000000 +0200
@@ -66,7 +70,7 @@
} while (0)
#endif
-static void inline idct_row (int16_t * const block)
+static inline void idct_row (int16_t * const block)
{
int d0, d1, d2, d3;
int a0, a1, a2, a3, b0, b1, b2, b3;
@@ -119,7 +123,7 @@
block[7] = (a0 - b0) >> 12;
}
-static void inline idct_col (int16_t * const block)
+static inline void idct_col (int16_t * const block)
{
int d0, d1, d2, d3;
int a0, a1, a2, a3, b0, b1, b2, b3;
@@ -239,12 +239,15 @@
void mpeg2_idct_init (uint32_t accel)
{
-#ifdef ARCH_X86
+#ifdef HAVE_MMX2
if (accel & MPEG2_ACCEL_X86_MMXEXT) {
mpeg2_idct_copy = mpeg2_idct_copy_mmxext;
mpeg2_idct_add = mpeg2_idct_add_mmxext;
mpeg2_idct_mmx_init ();
- } else if (accel & MPEG2_ACCEL_X86_MMX) {
+ } else
+#endif
+#ifdef HAVE_MMX
+ if (accel & MPEG2_ACCEL_X86_MMX) {
mpeg2_idct_copy = mpeg2_idct_copy_mmx;
mpeg2_idct_add = mpeg2_idct_add_mmx;
mpeg2_idct_mmx_init ();
@@ -254,11 +261,14 @@
} else
#endif
#ifdef ARCH_ALPHA
+#ifdef CAN_COMPILE_ALPHA_MVI
if (accel & MPEG2_ACCEL_ALPHA_MVI) {
mpeg2_idct_copy = mpeg2_idct_copy_mvi;
mpeg2_idct_add = mpeg2_idct_add_mvi;
mpeg2_idct_alpha_init ();
- } else if (accel & MPEG2_ACCEL_ALPHA) {
+ } else
+#endif
+ if (accel & MPEG2_ACCEL_ALPHA) {
int i;
mpeg2_idct_copy = mpeg2_idct_copy_alpha;
--- libmpeg2/idct_alpha.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/idct_alpha.c 2006-06-16 20:12:50.000000000 +0200
@@ -59,7 +63,7 @@
} while (0)
#endif
-static void inline idct_row (int16_t * const block)
+static inline void idct_row (int16_t * const block)
{
uint64_t l, r;
int_fast32_t d0, d1, d2, d3;
@@ -116,7 +120,7 @@
block[7] = (a0 - b0) >> 12;
}
-static void inline idct_col (int16_t * const block)
+static inline void idct_col (int16_t * const block)
{
int_fast32_t d0, d1, d2, d3;
int_fast32_t a0, a1, a2, a3, b0, b1, b2, b3;
@@ -157,6 +161,7 @@
block[8*7] = (a0 - b0) >> 17;
}
+#ifdef CAN_COMPILE_ALPHA_MVI
void mpeg2_idct_copy_mvi (int16_t * block, uint8_t * dest, const int stride)
{
uint64_t clampmask;
@@ -289,6 +294,7 @@
stq (p7, dest + 7 * stride);
}
}
+#endif
void mpeg2_idct_copy_alpha (int16_t * block, uint8_t * dest, const int stride)
{
--- libmpeg2/idct_mmx.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/idct_mmx.c 2006-06-16 20:12:50.000000000 +0200
@@ -23,7 +27,7 @@
#include "config.h"
-#ifdef ARCH_X86
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
#include <inttypes.h>
--- libmpeg2/motion_comp.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/motion_comp.c 2006-06-16 20:12:50.000000000 +0200
@@ -37,16 +37,22 @@
void mpeg2_mc_init (uint32_t accel)
{
-#ifdef ARCH_X86
+#ifdef HAVE_MMX2
if (accel & MPEG2_ACCEL_X86_MMXEXT)
mpeg2_mc = mpeg2_mc_mmxext;
- else if (accel & MPEG2_ACCEL_X86_3DNOW)
+ else
+#endif
+#ifdef HAVE_3DNOW
+ if (accel & MPEG2_ACCEL_X86_3DNOW)
mpeg2_mc = mpeg2_mc_3dnow;
- else if (accel & MPEG2_ACCEL_X86_MMX)
+ else
+#endif
+#ifdef HAVE_MMX
+ if (accel & MPEG2_ACCEL_X86_MMX)
mpeg2_mc = mpeg2_mc_mmx;
- elseo
+ else
#endif
-#ifdef ARCH_PPC
+#if defined(ARCH_PPC) && defined(HAVE_ALTIVEC)
if (accel & MPEG2_ACCEL_PPC_ALTIVEC)
mpeg2_mc = mpeg2_mc_altivec;
else
@@ -52,7 +62,7 @@
mpeg2_mc = mpeg2_mc_alpha;
else
#endif
-#ifdef ARCH_SPARC
+#if defined(ARCH_SPARC) && defined(HAVE_VIS)
if (accel & MPEG2_ACCEL_SPARC_VIS)
mpeg2_mc = mpeg2_mc_vis;
else
--- libmpeg2/motion_comp_mmx.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/motion_comp_mmx.c 2006-06-16 20:12:50.000000000 +0200
@@ -23,7 +27,7 @@
#include "config.h"
-#ifdef ARCH_X86
+#if defined(ARCH_X86) || defined(ARCH_X86_64)
#include <inttypes.h>
--- include/mpeg2.h 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/mpeg2.h 2006-06-16 20:12:50.000000000 +0200
@@ -82,6 +86,7 @@
#define PIC_FLAG_COMPOSITE_DISPLAY 32
#define PIC_FLAG_SKIP 64
#define PIC_FLAG_TAGS 128
+#define PIC_FLAG_REPEAT_FIRST_FIELD 256
#define PIC_MASK_COMPOSITE_DISPLAY 0xfffff000
typedef struct mpeg2_picture_s {
@@ -154,6 +159,7 @@
#define MPEG2_ACCEL_X86_MMX 1
#define MPEG2_ACCEL_X86_3DNOW 2
#define MPEG2_ACCEL_X86_MMXEXT 4
+#define MPEG2_ACCEL_X86_SSE2 8
#define MPEG2_ACCEL_PPC_ALTIVEC 1
#define MPEG2_ACCEL_ALPHA 1
#define MPEG2_ACCEL_ALPHA_MVI 2
--- libmpeg2/mpeg2_internal.h 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/mpeg2_internal.h 2006-06-16 20:12:50.000000000 +0200
@@ -144,6 +148,12 @@
int second_field;
int mpeg1;
+
+ /* for MPlayer: */
+ int quantizer_scales[32];
+ int quantizer_scale;
+ char* quant_store;
+ int quant_stride;
};
typedef struct {
@@ -214,6 +224,10 @@
int8_t q_scale_type, scaled[4];
uint8_t quantizer_matrix[4][64];
uint8_t new_quantizer_matrix[4][64];
+
+ /* for MPlayer: */
+ unsigned char *pending_buffer;
+ int pending_length;
};
typedef struct {
--- libmpeg2/slice.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/slice.c 2006-06-16 20:12:50.000000000 +0200
@@ -142,6 +146,7 @@
quantizer_scale_code = UBITS (bit_buf, 5);
DUMPBITS (bit_buf, bits, 5);
+ decoder->quantizer_scale = decoder->quantizer_scales[quantizer_scale_code];
decoder->quantizer_matrix[0] =
decoder->quantizer_prescale[0][quantizer_scale_code];
@@ -1564,6 +1569,9 @@
#define NEXT_MACROBLOCK \
do { \
+ if(decoder->quant_store) \
+ decoder->quant_store[decoder->quant_stride*(decoder->v_offset>>4) \
+ +(decoder->offset>>4)] = decoder->quantizer_scale; \
decoder->offset += 16; \
if (decoder->offset == decoder->width) { \
do { /* just so we can use the break statement */ \
|
