diff options
author | Alfred E. Heggestad <aeh@db.org> | 2014-02-09 11:50:07 +0100 |
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committer | Alfred E. Heggestad <aeh@db.org> | 2014-02-09 11:50:07 +0100 |
commit | 98bf08bdcf2edd9d397f32650a8bfe62186fbecf (patch) | |
tree | ebc6ec71f44bff8c42e4eefced61948623df02fc /modules/vidbridge | |
parent | e6ad5cf4401b860ba402d4b7b3c7c254bc87a019 (diff) |
baresip 0.4.10
Diffstat (limited to 'modules/vidbridge')
-rw-r--r-- | modules/vidbridge/disp.c | 95 | ||||
-rw-r--r-- | modules/vidbridge/module.mk | 11 | ||||
-rw-r--r-- | modules/vidbridge/src.c | 94 | ||||
-rw-r--r-- | modules/vidbridge/vidbridge.c | 58 | ||||
-rw-r--r-- | modules/vidbridge/vidbridge.h | 47 |
5 files changed, 305 insertions, 0 deletions
diff --git a/modules/vidbridge/disp.c b/modules/vidbridge/disp.c new file mode 100644 index 0000000..bce9cff --- /dev/null +++ b/modules/vidbridge/disp.c @@ -0,0 +1,95 @@ +/** + * @file vidbridge/disp.c Video bridge -- display + * + * Copyright (C) 2010 Creytiv.com + */ +#include <re.h> +#include <rem.h> +#include <baresip.h> +#include "vidbridge.h" + + +static void destructor(void *arg) +{ + struct vidisp_st *st = arg; + + if (st->vidsrc) + st->vidsrc->vidisp = NULL; + + list_unlink(&st->le); + mem_deref(st->device); + mem_deref(st->vd); +} + + +int vidbridge_disp_alloc(struct vidisp_st **stp, struct vidisp *vd, + struct vidisp_prm *prm, const char *dev, + vidisp_resize_h *resizeh, void *arg) +{ + struct vidisp_st *st; + int err = 0; + (void)prm; + (void)resizeh; + (void)arg; + + if (!stp || !vd || !dev) + return EINVAL; + + st = mem_zalloc(sizeof(*st), destructor); + if (!st) + return ENOMEM; + + st->vd = mem_ref(vd); + + err = str_dup(&st->device, dev); + if (err) + goto out; + + /* find the vidsrc with the same device-name */ + st->vidsrc = vidbridge_src_find(dev); + if (st->vidsrc) { + st->vidsrc->vidisp = st; + } + + hash_append(ht_disp, hash_joaat_str(dev), &st->le, st); + + out: + if (err) + mem_deref(st); + else + *stp = st; + + return err; +} + + +static bool list_apply_handler(struct le *le, void *arg) +{ + struct vidisp_st *st = le->data; + + return 0 == str_cmp(st->device, arg); +} + + +int vidbridge_disp_display(struct vidisp_st *st, const char *title, + const struct vidframe *frame) +{ + int err = 0; + (void)title; + + if (st->vidsrc) + vidbridge_src_input(st->vidsrc, frame); + else { + debug("vidbridge: display: dropping frame (%u x %u)\n", + frame->size.w, frame->size.h); + } + + return err; +} + + +struct vidisp_st *vidbridge_disp_find(const char *device) +{ + return list_ledata(hash_lookup(ht_disp, hash_joaat_str(device), + list_apply_handler, (void *)device)); +} diff --git a/modules/vidbridge/module.mk b/modules/vidbridge/module.mk new file mode 100644 index 0000000..13000b6 --- /dev/null +++ b/modules/vidbridge/module.mk @@ -0,0 +1,11 @@ +# +# module.mk +# +# Copyright (C) 2010 Creytiv.com +# + +MOD := vidbridge +$(MOD)_SRCS += vidbridge.c src.c disp.c +$(MOD)_LFLAGS += + +include mk/mod.mk diff --git a/modules/vidbridge/src.c b/modules/vidbridge/src.c new file mode 100644 index 0000000..ff9bf70 --- /dev/null +++ b/modules/vidbridge/src.c @@ -0,0 +1,94 @@ +/** + * @file vidbridge/src.c Video bridge -- source + * + * Copyright (C) 2010 Creytiv.com + */ +#include <re.h> +#include <rem.h> +#include <baresip.h> +#include "vidbridge.h" + + +static void destructor(void *arg) +{ + struct vidsrc_st *st = arg; + + if (st->vidisp) + st->vidisp->vidsrc = NULL; + + list_unlink(&st->le); + mem_deref(st->device); + mem_deref(st->vs); +} + + +int vidbridge_src_alloc(struct vidsrc_st **stp, struct vidsrc *vs, + struct media_ctx **ctx, struct vidsrc_prm *prm, + const struct vidsz *size, const char *fmt, + const char *dev, vidsrc_frame_h *frameh, + vidsrc_error_h *errorh, void *arg) +{ + struct vidsrc_st *st; + int err; + (void)ctx; + (void)prm; + (void)fmt; + (void)errorh; + + if (!stp || !size || !frameh) + return EINVAL; + + st = mem_zalloc(sizeof(*st), destructor); + if (!st) + return ENOMEM; + + st->vs = mem_ref(vs); + st->frameh = frameh; + st->arg = arg; + + err = str_dup(&st->device, dev); + if (err) + goto out; + + /* find a vidisp device with same name */ + st->vidisp = vidbridge_disp_find(dev); + if (st->vidisp) { + st->vidisp->vidsrc = st; + } + + hash_append(ht_src, hash_joaat_str(dev), &st->le, st); + + out: + if (err) + mem_deref(st); + else + *stp = st; + + return err; +} + + +static bool list_apply_handler(struct le *le, void *arg) +{ + struct vidsrc_st *st = le->data; + + return 0 == str_cmp(st->device, arg); +} + + +struct vidsrc_st *vidbridge_src_find(const char *device) +{ + return list_ledata(hash_lookup(ht_src, hash_joaat_str(device), + list_apply_handler, (void *)device)); +} + + +void vidbridge_src_input(const struct vidsrc_st *st, + const struct vidframe *frame) +{ + if (!st || !frame) + return; + + if (st->frameh) + st->frameh((struct vidframe *)frame, st->arg); +} diff --git a/modules/vidbridge/vidbridge.c b/modules/vidbridge/vidbridge.c new file mode 100644 index 0000000..69aa41f --- /dev/null +++ b/modules/vidbridge/vidbridge.c @@ -0,0 +1,58 @@ +/** + * @file vidbridge.c Video bridge + * + * Copyright (C) 2010 Creytiv.com + */ +#include <re.h> +#include <rem.h> +#include <baresip.h> +#include "vidbridge.h" + + +static struct vidisp *vidisp; +static struct vidsrc *vidsrc; + +struct hash *ht_src; +struct hash *ht_disp; + + +static int module_init(void) +{ + int err; + + err = hash_alloc(&ht_src, 32); + err |= hash_alloc(&ht_disp, 32); + if (err) + return err; + + err = vidisp_register(&vidisp, "vidbridge", vidbridge_disp_alloc, + NULL, vidbridge_disp_display, 0); + if (err) + return err; + + err = vidsrc_register(&vidsrc, "vidbridge", vidbridge_src_alloc, NULL); + if (err) + return err; + + return err; +} + + +static int module_close(void) +{ + vidsrc = mem_deref(vidsrc); + vidisp = mem_deref(vidisp); + + ht_src = mem_deref(ht_src); + ht_disp = mem_deref(ht_disp); + + return 0; +} + + +EXPORT_SYM const struct mod_export DECL_EXPORTS(vidbridge) = { + "vidbridge", + "video", + module_init, + module_close, +}; diff --git a/modules/vidbridge/vidbridge.h b/modules/vidbridge/vidbridge.h new file mode 100644 index 0000000..15fcdfc --- /dev/null +++ b/modules/vidbridge/vidbridge.h @@ -0,0 +1,47 @@ +/** + * @file vidbridge.h Video bridge -- internal interface + * + * Copyright (C) 2010 Creytiv.com + */ + + +struct vidsrc_st { + struct vidsrc *vs; /* inheritance (1st) */ + + struct le le; + struct vidisp_st *vidisp; + char *device; + vidsrc_frame_h *frameh; + void *arg; +}; + + +struct vidisp_st { + struct vidisp *vd; /* inheritance (1st) */ + + struct le le; + struct vidsrc_st *vidsrc; + char *device; +}; + + +extern struct hash *ht_src; +extern struct hash *ht_disp; + + +int vidbridge_disp_alloc(struct vidisp_st **stp, struct vidisp *vd, + struct vidisp_prm *prm, const char *dev, + vidisp_resize_h *resizeh, void *arg); +int vidbridge_disp_display(struct vidisp_st *st, const char *title, + const struct vidframe *frame); +struct vidisp_st *vidbridge_disp_find(const char *device); + + +int vidbridge_src_alloc(struct vidsrc_st **stp, struct vidsrc *vs, + struct media_ctx **ctx, struct vidsrc_prm *prm, + const struct vidsz *size, const char *fmt, + const char *dev, vidsrc_frame_h *frameh, + vidsrc_error_h *errorh, void *arg); +struct vidsrc_st *vidbridge_src_find(const char *device); +void vidbridge_src_input(const struct vidsrc_st *st, + const struct vidframe *frame); |