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Add vdenc common commands for CNL
[android-x86/hardware-intel-common-vaapi.git] / src / intel_media_common.c
1 /*
2  * Copyright (C) 2006-2012 Intel Corporation
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21  * DEALINGS IN THE SOFTWARE.
22  */
23
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <string.h>
27 #include <assert.h>
28 #include <math.h>
29
30 #include "intel_driver.h"
31 #include "intel_media.h"
32 #include "i965_drv_video.h"
33
34 static pthread_mutex_t free_avc_surface_lock = PTHREAD_MUTEX_INITIALIZER;
35
36 void
37 gen_free_avc_surface(void **data)
38 {
39     GenAvcSurface *avc_surface;
40
41     pthread_mutex_lock(&free_avc_surface_lock);
42
43     avc_surface = *data;
44
45     if (!avc_surface) {
46         pthread_mutex_unlock(&free_avc_surface_lock);
47         return;
48     }
49
50
51     dri_bo_unreference(avc_surface->dmv_top);
52     avc_surface->dmv_top = NULL;
53     dri_bo_unreference(avc_surface->dmv_bottom);
54     avc_surface->dmv_bottom = NULL;
55
56     free(avc_surface);
57     *data = NULL;
58
59     pthread_mutex_unlock(&free_avc_surface_lock);
60 }
61
62 /* This is to convert one float to the given format interger.
63  * For example: 1.25 to S1.6 or U2.6 and so on
64  */
65 int intel_format_convert(float src, int out_int_bits, int out_frac_bits, int out_sign_flag)
66 {
67     unsigned char negative_flag = (src < 0.0) ? 1 : 0;
68     float src_1 = (!negative_flag) ? src : -src ;
69     unsigned int factor = 1 << out_frac_bits;
70     int output_value = 0;
71
72     unsigned int integer_part  = floorf(src_1);
73     unsigned int fraction_part = ((int)((src_1 - integer_part) * factor)) & (factor - 1) ;
74
75     output_value = (integer_part << out_frac_bits) | fraction_part;
76
77     if (negative_flag)
78         output_value = (~output_value + 1) & ((1 << (out_int_bits + out_frac_bits)) - 1);
79
80     if (output_value != 0 && out_sign_flag == 1 && negative_flag) {
81         output_value |= negative_flag << (out_int_bits + out_frac_bits);
82     }
83     return output_value;
84 }
85
86 static pthread_mutex_t free_hevc_surface_lock = PTHREAD_MUTEX_INITIALIZER;
87
88 void
89 gen_free_hevc_surface(void **data)
90 {
91     GenHevcSurface *hevc_surface;
92
93     pthread_mutex_lock(&free_hevc_surface_lock);
94
95     hevc_surface = *data;
96
97     if (!hevc_surface) {
98         pthread_mutex_unlock(&free_hevc_surface_lock);
99         return;
100     }
101
102     dri_bo_unreference(hevc_surface->motion_vector_temporal_bo);
103     hevc_surface->motion_vector_temporal_bo = NULL;
104
105     if (hevc_surface->nv12_surface_obj) {
106         i965_DestroySurfaces(hevc_surface->ctx, &hevc_surface->nv12_surface_id, 1);
107         hevc_surface->nv12_surface_id = VA_INVALID_SURFACE;
108         hevc_surface->nv12_surface_obj = NULL;
109     }
110
111     free(hevc_surface);
112     *data = NULL;
113
114     pthread_mutex_unlock(&free_hevc_surface_lock);
115 }
116
117 static pthread_mutex_t free_vp9_surface_lock = PTHREAD_MUTEX_INITIALIZER;
118
119 void gen_free_vp9_surface(void **data)
120 {
121     GenVP9Surface *vp9_surface;
122
123     pthread_mutex_lock(&free_vp9_surface_lock);
124
125     vp9_surface = *data;
126
127     if (!vp9_surface) {
128         pthread_mutex_unlock(&free_vp9_surface_lock);
129         return;
130     }
131
132     free(vp9_surface);
133     *data = NULL;
134
135     pthread_mutex_unlock(&free_vp9_surface_lock);
136 }
137
138 extern VAStatus
139 i965_DestroySurfaces(VADriverContextP ctx,
140                      VASurfaceID *surface_list,
141                      int num_surfaces);
142
143 static pthread_mutex_t free_vdenc_avc_surface_lock = PTHREAD_MUTEX_INITIALIZER;
144
145 void
146 vdenc_free_avc_surface(void **data)
147 {
148     VDEncAvcSurface *avc_surface;
149
150     pthread_mutex_lock(&free_vdenc_avc_surface_lock);
151
152     avc_surface = *data;
153
154     if (!avc_surface) {
155         pthread_mutex_unlock(&free_vdenc_avc_surface_lock);
156         return;
157     }
158
159     if (avc_surface->scaled_4x_surface_obj) {
160         i965_DestroySurfaces(avc_surface->ctx, &avc_surface->scaled_4x_surface_id, 1);
161         avc_surface->scaled_4x_surface_id = VA_INVALID_SURFACE;
162         avc_surface->scaled_4x_surface_obj = NULL;
163     }
164
165     free(avc_surface);
166     *data = NULL;
167
168     pthread_mutex_unlock(&free_vdenc_avc_surface_lock);
169 }