diff options
| -rw-r--r-- | main.c | 274 | ||||
| -rw-r--r-- | media.c | 210 | ||||
| -rw-r--r-- | media.h | 1 | ||||
| -rw-r--r-- | subdev.c | 61 | ||||
| -rw-r--r-- | subdev.h | 6 |
5 files changed, 274 insertions, 278 deletions
@@ -39,6 +39,280 @@ #include "media.h" #include "options.h" #include "subdev.h" +#include "tools.h" + +/* ----------------------------------------------------------------------------- + * Printing + */ + +static struct { + const char *name; + enum v4l2_mbus_pixelcode code; +} mbus_formats[] = { + { "Y8", V4L2_MBUS_FMT_Y8_1X8}, + { "YUYV", V4L2_MBUS_FMT_YUYV8_1X16 }, + { "UYVY", V4L2_MBUS_FMT_UYVY8_1X16 }, + { "SGRBG10", V4L2_MBUS_FMT_SGRBG10_1X10 }, + { "SGRBG10_DPCM8", V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8 }, +}; + +static const char *pixelcode_to_string(enum v4l2_mbus_pixelcode code) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(mbus_formats); ++i) { + if (mbus_formats[i].code == code) + return mbus_formats[i].name; + } + + return "unknown"; +} + +static enum v4l2_mbus_pixelcode string_to_pixelcode(const char *string, + unsigned int length) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(mbus_formats); ++i) { + if (strncmp(mbus_formats[i].name, string, length) == 0) + break; + } + + if (i == ARRAY_SIZE(mbus_formats)) + return (enum v4l2_mbus_pixelcode)-1; + + return mbus_formats[i].code; +} + +static void v4l2_subdev_print_format(struct media_entity *entity, + unsigned int pad, enum v4l2_subdev_format_whence which) +{ + struct v4l2_mbus_framefmt format; + struct v4l2_rect rect; + int ret; + + ret = v4l2_subdev_get_format(entity, &format, pad, which); + if (ret != 0) + return; + + printf("[%s %ux%u", pixelcode_to_string(format.code), + format.width, format.height); + + ret = v4l2_subdev_get_crop(entity, &rect, pad, which); + if (ret == 0) + printf(" (%u,%u)/%ux%u", rect.left, rect.top, + rect.width, rect.height); + printf("]"); +} + +static const char *media_entity_type_to_string(unsigned type) +{ + static const struct { + __u32 type; + const char *name; + } types[] = { + { MEDIA_ENTITY_TYPE_NODE, "Node" }, + { MEDIA_ENTITY_TYPE_SUBDEV, "V4L2 subdev" }, + }; + + unsigned int i; + + type &= MEDIA_ENTITY_TYPE_MASK; + + for (i = 0; i < ARRAY_SIZE(types); i++) { + if (types[i].type == type) + return types[i].name; + } + + return "Unknown"; +} + +static const char *media_entity_subtype_to_string(unsigned type) +{ + static const char *node_types[] = { + "Unknown", + "V4L", + "FB", + "ALSA", + "DVB", + }; + static const char *subdev_types[] = { + "Unknown", + "Sensor", + "Flash", + "Lens", + }; + + unsigned int subtype = type & MEDIA_ENTITY_SUBTYPE_MASK; + + switch (type & MEDIA_ENTITY_TYPE_MASK) { + case MEDIA_ENTITY_TYPE_NODE: + if (subtype >= ARRAY_SIZE(node_types)) + subtype = 0; + return node_types[subtype]; + + case MEDIA_ENTITY_TYPE_SUBDEV: + if (subtype >= ARRAY_SIZE(subdev_types)) + subtype = 0; + return subdev_types[subtype]; + default: + return node_types[0]; + } +} + +static const char *media_pad_type_to_string(unsigned flag) +{ + static const struct { + __u32 flag; + const char *name; + } flags[] = { + { MEDIA_PAD_FLAG_INPUT, "Input" }, + { MEDIA_PAD_FLAG_OUTPUT, "Output" }, + }; + + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(flags); i++) { + if (flags[i].flag & flag) + return flags[i].name; + } + + return "Unknown"; +} + +static void media_print_topology_dot(struct media_device *media) +{ + unsigned int i, j; + + printf("digraph board {\n"); + printf("\trankdir=TB\n"); + + for (i = 0; i < media->entities_count; ++i) { + struct media_entity *entity = &media->entities[i]; + unsigned int npads; + + switch (media_entity_type(entity)) { + case MEDIA_ENTITY_TYPE_NODE: + printf("\tn%08x [label=\"%s\\n%s\", shape=box, style=filled, " + "fillcolor=yellow]\n", + entity->info.id, entity->info.name, entity->devname); + break; + + case MEDIA_ENTITY_TYPE_SUBDEV: + printf("\tn%08x [label=\"{{", entity->info.id); + + for (j = 0, npads = 0; j < entity->info.pads; ++j) { + if (!(entity->pads[j].flags & MEDIA_PAD_FLAG_INPUT)) + continue; + + printf("%s<port%u> %u", npads ? " | " : "", j, j); + npads++; + } + + printf("} | %s", entity->info.name); + if (entity->devname) + printf("\\n%s", entity->devname); + printf(" | {"); + + for (j = 0, npads = 0; j < entity->info.pads; ++j) { + if (!(entity->pads[j].flags & MEDIA_PAD_FLAG_OUTPUT)) + continue; + + printf("%s<port%u> %u", npads ? " | " : "", j, j); + npads++; + } + + printf("}}\", shape=Mrecord, style=filled, fillcolor=green]\n"); + break; + + default: + continue; + } + + for (j = 0; j < entity->info.links; j++) { + struct media_entity_link *link = &entity->links[j]; + + if (link->source->entity != entity) + continue; + + printf("\tn%08x", link->source->entity->info.id); + if (media_entity_type(link->source->entity) == MEDIA_ENTITY_TYPE_SUBDEV) + printf(":port%u", link->source->index); + printf(" -> "); + printf("n%08x", link->sink->entity->info.id); + if (media_entity_type(link->sink->entity) == MEDIA_ENTITY_TYPE_SUBDEV) + printf(":port%u", link->sink->index); + + if (link->flags & MEDIA_LINK_FLAG_IMMUTABLE) + printf(" [style=bold]"); + else if (!(link->flags & MEDIA_LINK_FLAG_ACTIVE)) + printf(" [style=dashed]"); + printf("\n"); + } + } + + printf("}\n"); +} + +static void media_print_topology_text(struct media_device *media) +{ + unsigned int i, j, k; + unsigned int padding; + + printf("Device topology\n"); + + for (i = 0; i < media->entities_count; ++i) { + struct media_entity *entity = &media->entities[i]; + + padding = printf("- entity %u: ", entity->info.id); + printf("%s (%u pad%s, %u link%s)\n", entity->info.name, + entity->info.pads, entity->info.pads > 1 ? "s" : "", + entity->info.links, entity->info.links > 1 ? "s" : ""); + printf("%*ctype %s subtype %s\n", padding, ' ', + media_entity_type_to_string(entity->info.type), + media_entity_subtype_to_string(entity->info.type)); + if (entity->devname[0]) + printf("%*cdevice node name %s\n", padding, ' ', entity->devname); + + for (j = 0; j < entity->info.pads; j++) { + struct media_entity_pad *pad = &entity->pads[j]; + + printf("\tpad%u: %s ", j, media_pad_type_to_string(pad->flags)); + + if (media_entity_type(entity) == MEDIA_ENTITY_TYPE_SUBDEV) + v4l2_subdev_print_format(entity, j, V4L2_SUBDEV_FORMAT_ACTIVE); + + printf("\n"); + + for (k = 0; k < entity->info.links; k++) { + struct media_entity_link *link = &entity->links[k]; + + if (link->source->entity != entity || + link->source->index != j) + continue; + + printf("\t\t-> '%s':pad%u [", + link->sink->entity->info.name, link->sink->index); + + if (link->flags & MEDIA_LINK_FLAG_IMMUTABLE) + printf("IMMUTABLE,"); + if (link->flags & MEDIA_LINK_FLAG_ACTIVE) + printf("ACTIVE"); + + printf("]\n"); + } + } + printf("\n"); + } +} + +void media_print_topology(struct media_device *media, int dot) +{ + if (dot) + media_print_topology_dot(media); + else + media_print_topology_text(media); +} /* ----------------------------------------------------------------------------- * Links setup @@ -32,84 +32,8 @@ #include <linux/media.h> #include "media.h" -#include "subdev.h" #include "tools.h" -static const char *media_entity_type_to_string(unsigned type) -{ - static const struct { - __u32 type; - const char *name; - } types[] = { - { MEDIA_ENTITY_TYPE_NODE, "Node" }, - { MEDIA_ENTITY_TYPE_SUBDEV, "V4L2 subdev" }, - }; - - unsigned int i; - - type &= MEDIA_ENTITY_TYPE_MASK; - - for (i = 0; i < ARRAY_SIZE(types); i++) { - if (types[i].type == type) - return types[i].name; - } - - return "Unknown"; -} - -static const char *media_entity_subtype_to_string(unsigned type) -{ - static const char *node_types[] = { - "Unknown", - "V4L", - "FB", - "ALSA", - "DVB", - }; - static const char *subdev_types[] = { - "Unknown", - "Sensor", - "Flash", - "Lens", - }; - - unsigned int subtype = type & MEDIA_ENTITY_SUBTYPE_MASK; - - switch (type & MEDIA_ENTITY_TYPE_MASK) { - case MEDIA_ENTITY_TYPE_NODE: - if (subtype >= ARRAY_SIZE(node_types)) - subtype = 0; - return node_types[subtype]; - - case MEDIA_ENTITY_TYPE_SUBDEV: - if (subtype >= ARRAY_SIZE(subdev_types)) - subtype = 0; - return subdev_types[subtype]; - default: - return node_types[0]; - } -} - -static const char *media_pad_type_to_string(unsigned flag) -{ - static const struct { - __u32 flag; - const char *name; - } flags[] = { - { MEDIA_PAD_FLAG_INPUT, "Input" }, - { MEDIA_PAD_FLAG_OUTPUT, "Output" }, - }; - - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(flags); i++) { - if (flags[i].flag & flag) - return flags[i].name; - } - - return "Unknown"; -} - /* * media_entity_remote_pad - */ @@ -244,140 +168,6 @@ int media_reset_links(struct media_device *media) return 0; } -static void media_print_topology_dot(struct media_device *media) -{ - unsigned int i, j; - - printf("digraph board {\n"); - printf("\trankdir=TB\n"); - - for (i = 0; i < media->entities_count; ++i) { - struct media_entity *entity = &media->entities[i]; - unsigned int npads; - - switch (media_entity_type(entity)) { - case MEDIA_ENTITY_TYPE_NODE: - printf("\tn%08x [label=\"%s\\n%s\", shape=box, style=filled, " - "fillcolor=yellow]\n", - entity->info.id, entity->info.name, entity->devname); - break; - - case MEDIA_ENTITY_TYPE_SUBDEV: - printf("\tn%08x [label=\"{{", entity->info.id); - - for (j = 0, npads = 0; j < entity->info.pads; ++j) { - if (!(entity->pads[j].flags & MEDIA_PAD_FLAG_INPUT)) - continue; - - printf("%s<port%u> %u", npads ? " | " : "", j, j); - npads++; - } - - printf("} | %s", entity->info.name); - if (entity->devname) - printf("\\n%s", entity->devname); - printf(" | {"); - - for (j = 0, npads = 0; j < entity->info.pads; ++j) { - if (!(entity->pads[j].flags & MEDIA_PAD_FLAG_OUTPUT)) - continue; - - printf("%s<port%u> %u", npads ? " | " : "", j, j); - npads++; - } - - printf("}}\", shape=Mrecord, style=filled, fillcolor=green]\n"); - break; - - default: - continue; - } - - for (j = 0; j < entity->info.links; j++) { - struct media_entity_link *link = &entity->links[j]; - - if (link->source->entity != entity) - continue; - - printf("\tn%08x", link->source->entity->info.id); - if (media_entity_type(link->source->entity) == MEDIA_ENTITY_TYPE_SUBDEV) - printf(":port%u", link->source->index); - printf(" -> "); - printf("n%08x", link->sink->entity->info.id); - if (media_entity_type(link->sink->entity) == MEDIA_ENTITY_TYPE_SUBDEV) - printf(":port%u", link->sink->index); - - if (link->flags & MEDIA_LINK_FLAG_IMMUTABLE) - printf(" [style=bold]"); - else if (!(link->flags & MEDIA_LINK_FLAG_ACTIVE)) - printf(" [style=dashed]"); - printf("\n"); - } - } - - printf("}\n"); -} - -static void media_print_topology_text(struct media_device *media) -{ - unsigned int i, j, k; - unsigned int padding; - - printf("Device topology\n"); - - for (i = 0; i < media->entities_count; ++i) { - struct media_entity *entity = &media->entities[i]; - - padding = printf("- entity %u: ", entity->info.id); - printf("%s (%u pad%s, %u link%s)\n", entity->info.name, - entity->info.pads, entity->info.pads > 1 ? "s" : "", - entity->info.links, entity->info.links > 1 ? "s" : ""); - printf("%*ctype %s subtype %s\n", padding, ' ', - media_entity_type_to_string(entity->info.type), - media_entity_subtype_to_string(entity->info.type)); - if (entity->devname[0]) - printf("%*cdevice node name %s\n", padding, ' ', entity->devname); - - for (j = 0; j < entity->info.pads; j++) { - struct media_entity_pad *pad = &entity->pads[j]; - - printf("\tpad%u: %s ", j, media_pad_type_to_string(pad->flags)); - - if (media_entity_type(entity) == MEDIA_ENTITY_TYPE_SUBDEV) - v4l2_subdev_print_format(entity, j, V4L2_SUBDEV_FORMAT_ACTIVE); - - printf("\n"); - - for (k = 0; k < entity->info.links; k++) { - struct media_entity_link *link = &entity->links[k]; - - if (link->source->entity != entity || - link->source->index != j) - continue; - - printf("\t\t-> '%s':pad%u [", - link->sink->entity->info.name, link->sink->index); - - if (link->flags & MEDIA_LINK_FLAG_IMMUTABLE) - printf("IMMUTABLE,"); - if (link->flags & MEDIA_LINK_FLAG_ACTIVE) - printf("ACTIVE"); - - printf("]\n"); - } - } - printf("\n"); - } -} - -void media_print_topology(struct media_device *media, int dot) -{ - if (dot) - media_print_topology_dot(media); - else - media_print_topology_text(media); -} - static int media_enum_links(struct media_device *media) { __u32 id; @@ -63,7 +63,6 @@ struct media_entity *media_get_entity_by_name(struct media_device *media, const char *name, size_t length); struct media_entity *media_get_entity_by_id(struct media_device *media, __u32 id); -void media_print_topology(struct media_device *media, int dot); int media_setup_link(struct media_device *media, struct media_entity_pad *source, struct media_entity_pad *sink, __u32 flags); @@ -33,45 +33,6 @@ #include "subdev.h" #include "tools.h" -static struct { - const char *name; - enum v4l2_mbus_pixelcode code; -} mbus_formats[] = { - { "Y8", V4L2_MBUS_FMT_Y8_1X8}, - { "YUYV", V4L2_MBUS_FMT_YUYV8_1X16 }, - { "UYVY", V4L2_MBUS_FMT_UYVY8_1X16 }, - { "SGRBG10", V4L2_MBUS_FMT_SGRBG10_1X10 }, - { "SGRBG10_DPCM8", V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8 }, -}; - -const char *pixelcode_to_string(enum v4l2_mbus_pixelcode code) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(mbus_formats); ++i) { - if (mbus_formats[i].code == code) - return mbus_formats[i].name; - } - - return "unknown"; -} - -enum v4l2_mbus_pixelcode string_to_pixelcode(const char *string, - unsigned int length) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(mbus_formats); ++i) { - if (strncmp(mbus_formats[i].name, string, length) == 0) - break; - } - - if (i == ARRAY_SIZE(mbus_formats)) - return (enum v4l2_mbus_pixelcode)-1; - - return mbus_formats[i].code; -} - static int v4l2_subdev_open(struct media_entity *entity) { if (entity->fd != -1) @@ -199,25 +160,3 @@ int v4l2_subdev_set_frame_interval(struct media_entity *entity, *interval = ival.interval; return 0; } - -void v4l2_subdev_print_format(struct media_entity *entity, - unsigned int pad, enum v4l2_subdev_format_whence which) -{ - struct v4l2_mbus_framefmt format; - struct v4l2_rect rect; - int ret; - - ret = v4l2_subdev_get_format(entity, &format, pad, which); - if (ret != 0) - return; - - printf("[%s %ux%u", pixelcode_to_string(format.code), - format.width, format.height); - - ret = v4l2_subdev_get_crop(entity, &rect, pad, which); - if (ret == 0) - printf(" (%u,%u)/%ux%u", rect.left, rect.top, - rect.width, rect.height); - printf("]"); -} - @@ -24,9 +24,6 @@ struct media_entity; -const char *pixelcode_to_string(enum v4l2_mbus_pixelcode code); -enum v4l2_mbus_pixelcode string_to_pixelcode(const char *string, - unsigned int length); int v4l2_subdev_get_format(struct media_entity *entity, struct v4l2_mbus_framefmt *format, unsigned int pad, @@ -41,8 +38,5 @@ int v4l2_subdev_set_crop(struct media_entity *entity, struct v4l2_rect *rect, int v4l2_subdev_set_frame_interval(struct media_entity *entity, struct v4l2_fract *interval); -void v4l2_subdev_print_format(struct media_entity *entity, - unsigned int pad, enum v4l2_subdev_format_whence which); - #endif |