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
|
From c42a30d856fc0aa00089121f199d51aece77e57f Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Thu, 5 Aug 2021 16:38:34 +0100
Subject: [PATCH] staging/vchiq-mmal: Add parameters for interlaced
video support
Adds enum mmal_interlace_type and struct
mmal_parameter_video_interlace_type to allow for querying the
interlacing mode on decoders.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
.../vchiq-mmal/mmal-parameters.h | 37 +++++++++++++++++++
1 file changed, 37 insertions(+)
--- a/drivers/staging/vc04_services/vchiq-mmal/mmal-parameters.h
+++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-parameters.h
@@ -809,6 +809,43 @@ struct mmal_parameter_displayregion {
u32 alpha;
};
+enum mmal_interlace_type {
+ /* The data is not interlaced, it is progressive scan */
+ MMAL_INTERLACE_PROGRESSIVE,
+ /*
+ * The data is interlaced, fields sent separately in temporal order, with
+ * upper field first
+ */
+ MMAL_INTERLACE_FIELD_SINGLE_UPPER_FIRST,
+ /*
+ * The data is interlaced, fields sent separately in temporal order, with
+ * lower field first
+ */
+ MMAL_INTERLACE_FIELD_SINGLE_LOWER_FIRST,
+ /*
+ * The data is interlaced, two fields sent together line interleaved,
+ * with the upper field temporally earlier
+ */
+ MMAL_INTERLACE_FIELDS_INTERLEAVED_UPPER_FIRST,
+ /*
+ * The data is interlaced, two fields sent together line interleaved,
+ * with the lower field temporally earlier
+ */
+ MMAL_INTERLACE_FIELDS_INTERLEAVED_LOWER_FIRST,
+ /*
+ * The stream may contain a mixture of progressive and interlaced
+ * frames
+ */
+ MMAL_INTERLACE_MIXED,
+
+ MMAL_INTERLACE_DUMMY = 0x7FFFFFFF
+};
+
+struct mmal_parameter_video_interlace_type {
+ enum mmal_interlace_type mode; /* The interlace type of the content */
+ u32 bRepeatFirstField; /* Whether to repeat the first field */
+};
+
#define MMAL_MAX_IMAGEFX_PARAMETERS 5
struct mmal_parameter_imagefx_parameters {
|
