initial commit

sources from http://omapzoom.org

1 files changed, 113 insertions, 0 deletions

diff --git a/edid/inc/edid_parser.h b/edid/inc/edid_parser.h
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+++ b/edid/inc/edid_parser.h
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+/*
+ * Copyright (C) Texas Instruments - http://www.ti.com/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _EDID_PARSER_
+#define _EDID_PARSER_
+
+#define EDID_SIZE 256
+#define MAX_VIC_CODES_PER_3D_FORMAT 16
+
+struct edid_t;
+
+enum datablock_id {
+    DATABLOCK_AUDIO     = 1,
+    DATABLOCK_VIDEO     = 2,
+    DATABLOCK_VENDOR    = 3,
+    DATABLOCK_SPEAKERS  = 4,
+};
+
+enum hdmi_3d_format {
+    HDMI_FRAME_PACKING          = 0,
+    HDMI_FIELD_ALTERNATIVE      = 1,
+    HDMI_LINE_ALTERNATIVE       = 2,
+    HDMI_SIDE_BY_SIDE_FULL      = 3,
+    HDMI_L_DEPTH                = 4,
+    HDMI_L_DEPTH_GFX_GFX_DEPTH  = 5,
+    HDMI_TOPBOTTOM              = 6,
+    HDMI_SIDE_BY_SIDE_HALF      = 8,
+};
+
+enum hdmi_3d_format_bits {
+    HDMI_FRAME_PACKING_BIT = 1 << HDMI_FRAME_PACKING,
+    HDMI_FIELD_ALTERNATIVE_BIT = 1 << HDMI_FIELD_ALTERNATIVE,
+    HDMI_LINE_ALTERNATIVE_BIT  = 1 << HDMI_LINE_ALTERNATIVE,
+    HDMI_SIDE_BY_SIDE_FULL_BIT = 1 << HDMI_SIDE_BY_SIDE_FULL,
+    HDMI_L_DEPTH_BIT = 1 << HDMI_L_DEPTH ,
+    HDMI_L_DEPTH_GFX_GFX_DEPTH_BIT = 1 << HDMI_L_DEPTH_GFX_GFX_DEPTH,
+    HDMI_TOPBOTTOM_BIT = 1 << HDMI_TOPBOTTOM,
+    HDMI_SIDE_BY_SIDE_HALF_BIT = 1 << HDMI_SIDE_BY_SIDE_HALF,
+    HDMI_SIDE_BY_SIDE_HALF_QUINCUNX_BIT = 1 << 15,
+};
+
+//ALL = both horizontal and quincunx modes are supported
+//HDMI_SS_QUINCUNX_ALL = all quincunx subsampling modes are supported
+//OL = Odd left viewHorizontal sub
+//OR = Odd right view
+//ER = Even left view
+//EL = Even right view
+enum hdmi_3d_subsampling {
+    HDMI_SS_HORZANDQUINCUNX = 0,
+    HDMI_SS_HORIZONTAL      = 1,
+    HDMI_SS_QUINCUNX_ALL    = 6,
+    HDMI_SS_QUINCUNX_OLOR   = 7,
+    HDMI_SS_QUINCUNX_OLER   = 8,
+    HDMI_SS_QUINCUNX_ELOR   = 9,
+    HDMI_SS_QUINCUNX_ELER   = 10,
+    HDMI_SS_VERTICAL        = 0xF0000,
+    HDMI_SS_NONE = 0xF0001,
+};
+
+enum hdmi_scan_type {
+    HDMI_SCAN_PROGRESSIVE,
+    HDMI_SCAN_INTERLACED,
+};
+
+struct svd_info_t {
+    uint32_t xres;
+    uint32_t yres;
+    uint32_t hz;
+    enum hdmi_scan_type scan_type;
+    char name[9];
+};
+
+struct svd_t {
+    uint8_t code;
+    bool native;
+    struct svd_info_t info;
+};
+
+struct hdmi_s3d_format_vic_info_t {
+    uint8_t vic_pos;
+    enum hdmi_3d_subsampling subsampling;
+};
+
+struct hdmi_s3d_format_info_t {
+    enum hdmi_3d_format format;
+    unsigned int num_valid_vic;
+    struct hdmi_s3d_format_vic_info_t vic_info[MAX_VIC_CODES_PER_3D_FORMAT];
+};
+
+int edid_parser_init(struct edid_t **edid, const uint8_t *raw_edid_data);
+void edid_parser_deinit(struct edid_t *edid);
+
+bool edid_s3d_capable(struct edid_t *edid);
+bool edid_supports_s3d_format(struct edid_t *edid, enum hdmi_3d_format format);
+const struct hdmi_s3d_format_info_t * edid_get_s3d_format_info(struct edid_t *edid, enum hdmi_3d_format format);
+
+void edid_get_svd_list(struct edid_t *edid, struct svd_t **list, unsigned int *num_elements);
+const struct svd_t *edid_get_svd_descriptor(struct edid_t *edid, uint8_t vic_pos);
+
+#endif //_EDID_PARSER_
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