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
|
--- libmpeg2/cpu_accel.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/cpu_accel.c 2006-06-16 20:12:50.000000000 +0200
@@ -29,9 +33,13 @@
#include "attributes.h"
#include "mpeg2_internal.h"
+#include "cpudetect.h"
+
#if defined(ARCH_X86) || defined(ARCH_X86_64)
static inline uint32_t arch_accel (uint32_t accel)
{
+/* Use MPlayer CPU detection instead of libmpeg2 variant. */
+#if 0
if (accel & (MPEG2_ACCEL_X86_3DNOW | MPEG2_ACCEL_X86_MMXEXT))
accel |= MPEG2_ACCEL_X86_MMX;
@@ -124,6 +132,21 @@
#endif /* ACCEL_DETECT */
return accel;
+
+#else /* 0 */
+ accel = 0;
+ if (gCpuCaps.hasMMX)
+ accel |= MPEG2_ACCEL_X86_MMX;
+ if (gCpuCaps.hasSSE2)
+ accel |= MPEG2_ACCEL_X86_SSE2;
+ if (gCpuCaps.hasMMX2)
+ accel |= MPEG2_ACCEL_X86_MMXEXT;
+ if (gCpuCaps.has3DNow)
+ accel |= MPEG2_ACCEL_X86_3DNOW;
+
+ return accel;
+
+#endif /* 0 */
}
#endif /* ARCH_X86 || ARCH_X86_64 */
--- libmpeg2/decode.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/decode.c 2006-06-16 20:12:50.000000000 +0200
@@ -345,6 +349,15 @@
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;
@@ -872,6 +879,7 @@
mpeg2dec->scaled[idx] = decoder->q_scale_type;
for (i = 0; i < 32; i++) {
k = decoder->q_scale_type ? non_linear_scale[i] : (i << 1);
+ decoder->quantizer_scales[i] = k;
for (j = 0; j < 64; j++)
decoder->quantizer_prescale[idx][i][j] =
k * mpeg2dec->quantizer_matrix[idx][j];
--- libmpeg2/idct.c (revision 26652)
+++ libmpeg2/idct.c (working copy)
@@ -235,34 +239,40 @@
void mpeg2_idct_init (uint32_t accel)
{
-#ifdef ARCH_X86
+#ifdef HAVE_SSE2
if (accel & MPEG2_ACCEL_X86_SSE2) {
mpeg2_idct_copy = mpeg2_idct_copy_sse2;
mpeg2_idct_add = mpeg2_idct_add_sse2;
mpeg2_idct_mmx_init ();
- } else if (accel & MPEG2_ACCEL_X86_MMXEXT) {
+ } else
+#elif 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
+#elif 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 ();
} else
#endif
-#ifdef ARCH_PPC
+#ifdef HAVE_ALTIVEC
if (accel & MPEG2_ACCEL_PPC_ALTIVEC) {
mpeg2_idct_copy = mpeg2_idct_copy_altivec;
mpeg2_idct_add = mpeg2_idct_add_altivec;
mpeg2_idct_altivec_init ();
} else
#endif
-#ifdef ARCH_ALPHA
+#ifdef HAVE_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
+#elif ARCH_ALPHA
+ if (accel & MPEG2_ACCEL_ALPHA) {
int i;
mpeg2_idct_copy = mpeg2_idct_copy_alpha;
--- libmpeg2/motion_comp.c 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/motion_comp.c 2006-06-16 20:12:50.000000000 +0200
@@ -33,16 +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;
else
#endif
-#ifdef ARCH_PPC
+#ifdef HAVE_ALTIVEC
if (accel & MPEG2_ACCEL_PPC_ALTIVEC)
mpeg2_mc = mpeg2_mc_altivec;
else
@@ -52,15 +62,15 @@
mpeg2_mc = mpeg2_mc_alpha;
else
#endif
-#ifdef ARCH_SPARC
+#ifdef HAVE_VIS
if (accel & MPEG2_ACCEL_SPARC_VIS)
mpeg2_mc = mpeg2_mc_vis;
else
#endif
#ifdef ARCH_ARM
- if (accel & MPEG2_ACCEL_ARM) {
+ if (accel & MPEG2_ACCEL_ARM)
mpeg2_mc = mpeg2_mc_arm;
- } else
+ else
#endif
mpeg2_mc = mpeg2_mc_c;
}
--- libmpeg2/mpeg2_internal.h 2006-06-16 20:12:26.000000000 +0200
+++ libmpeg2/mpeg2_internal.h 2006-06-16 20:12:50.000000000 +0200
@@ -152,6 +156,11 @@
/* XXX: stuff due to xine shit */
int8_t q_scale_type;
+
+ int quantizer_scales[32];
+ int quantizer_scale;
+ char* quant_store;
+ int quant_stride;
};
typedef struct {
@@ -223,6 +232,9 @@
//int8_t q_scale_type, scaled[4];
uint8_t quantizer_matrix[4][64];
uint8_t new_quantizer_matrix[4][64];
+
+ 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 +1569,24 @@
#define NEXT_MACROBLOCK \
do { \
+ if(decoder->quant_store) { \
+ if (decoder->picture_structure == TOP_FIELD) \
+ decoder->quant_store[2 * decoder->quant_stride \
+ * (decoder->v_offset >> 4) \
+ + (decoder->offset >> 4)] \
+ = decoder->quantizer_scale; \
+ else if (decoder->picture_structure == BOTTOM_FIELD) \
+ decoder->quant_store[2 * decoder->quant_stride \
+ * (decoder->v_offset >> 4) \
+ + decoder->quant_stride \
+ + (decoder->offset >> 4)] \
+ = decoder->quantizer_scale; \
+ else \
+ 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 */ \
|
