gjdwebserver-overlay/media-video/megapixels/files/af01107dd65452db159eb961b7ff27b8424cffc7.patch

From af01107dd65452db159eb961b7ff27b8424cffc7 Mon Sep 17 00:00:00 2001
From: kgmt0 <kritphong@teknik.io>
Date: Thu, 1 Dec 2022 00:09:27 -0600
Subject: [PATCH] Add media-formats and media-crops to the config file format

---
 src/camera_config.c | 61 +++++++++++++++++++++++++++++++++++++++++++++
 src/camera_config.h | 23 +++++++++++++++++
 2 files changed, 84 insertions(+)

diff --git a/src/camera_config.c b/src/camera_config.c
index 6ff74d1..1102354 100644
--- a/src/camera_config.c
+++ b/src/camera_config.c
@@ -184,6 +184,67 @@ config_ini_handler(void *user,
                                 ++cc->num_media_links;
                         }
                         g_strfreev(linkdefs);
+                } else if (strcmp(name, "media-formats") == 0) {
+                        struct mp_camera_config *cc = &cameras[index];
+                        char **formatdefs = g_strsplit(value, ",", 0);
+
+                        for (int i = 0; i < MP_MAX_FORMATS && formatdefs[i] != NULL;
+                             ++i) {
+                                char **entry = g_strsplit(formatdefs[i], ":", 5);
+                                char *name = entry[0];
+                                int pad = strtoint(entry[1], NULL, 10);
+                                char *format = entry[2];
+                                char *width = entry[3];
+                                char *height = entry[4];
+
+                                const size_t name_size =
+                                        sizeof(cc->media_formats[i].name);
+                                strncpy(cc->media_formats[i].name,
+                                        name,
+                                        name_size );
+
+                                cc->media_formats[i].pad = pad;
+
+                                cc->media_formats[i].mode.pixel_format =
+                                        mp_pixel_format_from_str(format);
+                                cc->media_formats[i].mode.width =
+                                        strtoint(width, NULL, 10);
+                                cc->media_formats[i].mode.height =
+                                        strtoint(height, NULL, 10);
+
+                                cc->num_media_formats++;
+
+                                g_strfreev(entry);
+                        }
+                } else if (strcmp(name, "media-crops") == 0) {
+                        char **formatdefs = g_strsplit(value, ",", 0);
+
+                        for (int i = 0; i < MP_MAX_CROPS && formatdefs[i] != NULL;
+                             ++i) {
+                                char **entry = g_strsplit(formatdefs[i], ":", 6);
+                                char *name = entry[0];
+                                int pad = strtoint(entry[1], NULL, 10);
+                                int top = strtoint(entry[2], NULL, 10);
+                                int left = strtoint(entry[3], NULL, 10);
+                                int width = strtoint(entry[4], NULL, 10);
+                                int height = strtoint(entry[5], NULL, 10);
+
+                                const size_t name_size =
+                                        sizeof(cc->media_crops[i].name);
+                                strncpy(cc->media_crops[i].name,
+                                        name,
+                                        name_size );
+
+                                cc->media_crops[i].pad = pad;
+                                cc->media_crops[i].top = top;
+                                cc->media_crops[i].left = left;
+                                cc->media_crops[i].width = width;
+                                cc->media_crops[i].height = height;
+
+                                cc->num_media_crops++;
+
+                                g_strfreev(entry);
+                        }
                 } else if (strcmp(name, "colormatrix") == 0) {
                         sscanf(value,
                                "%f,%f,%f,%f,%f,%f,%f,%f,%f",
diff --git a/src/camera_config.h b/src/camera_config.h
index d53d36f..b1bd5a5 100644
--- a/src/camera_config.h
+++ b/src/camera_config.h
@@ -7,6 +7,8 @@
 
 #define MP_MAX_CAMERAS 5
 #define MP_MAX_LINKS 10
+#define MP_MAX_FORMATS 10
+#define MP_MAX_CROPS 10
 
 struct mp_media_link_config {
         char source_name[100];
@@ -15,6 +17,21 @@ struct mp_media_link_config {
         int target_port;
 };
 
+struct mp_media_format_config {
+        char name[100];
+        int pad;
+        MPMode mode;
+};
+
+struct mp_media_crop_config {
+        char name[100];
+        int pad;
+        int left;
+        int top;
+        int width;
+        int height;
+};
+
 struct mp_camera_config {
         size_t index;
 
@@ -30,6 +47,12 @@ struct mp_camera_config {
         struct mp_media_link_config media_links[MP_MAX_LINKS];
         int num_media_links;
 
+        struct mp_media_format_config media_formats[MP_MAX_FORMATS];
+        int num_media_formats;
+
+        struct mp_media_crop_config media_crops[MP_MAX_CROPS];
+        int num_media_crops;
+
         float colormatrix[9];
         float forwardmatrix[9];
         float previewmatrix[9];