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