FS-7516: add mod_imagick

use the magick-core API
We have pdfs and gifs
auto play gif and png
yeah, you can play video files with imgk

video only
requires ffmpeg binary
need autoplay=(1000/FPS)
This commit is contained in:
Seven Du 2015-04-10 20:40:24 +08:00 committed by Michael Jerris
parent f364a4190b
commit ecab16ed88
5 changed files with 454 additions and 0 deletions

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@ -111,6 +111,7 @@ event_handlers/mod_event_socket
#event_handlers/mod_odbc_cdr
#event_handlers/mod_rayo
#event_handlers/mod_snmp
#formats/mod_imagick
formats/mod_local_stream
formats/mod_native_file
#formats/mod_portaudio_stream

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@ -1256,6 +1256,10 @@ PKG_CHECK_MODULES([OPENCV], [opencv >= 2.4.9.1],[
AM_CONDITIONAL([HAVE_OPENCV],[true])],[
AC_MSG_RESULT([no]); AM_CONDITIONAL([HAVE_OPENCV],[false])])
PKG_CHECK_MODULES([MAGICK], [ImageMagick >= 6.0.0],[
AM_CONDITIONAL([HAVE_MAGICK],[true])],[
AC_MSG_RESULT([no]); AM_CONDITIONAL([HAVE_MAGICK],[false])])
PKG_CHECK_MODULES([MEMCACHED], [libmemcached >= 0.31],[
AM_CONDITIONAL([HAVE_MEMCACHED],[true])
MEMCACHED_LIBS="${MEMCACHED_LIBS} -lpthread"
@ -1643,6 +1647,7 @@ AC_CONFIG_FILES([Makefile
src/mod/event_handlers/mod_snmp/Makefile
src/mod/event_handlers/mod_event_zmq/Makefile
src/mod/formats/mod_avformat/Makefile
src/mod/formats/mod_imagick/Makefile
src/mod/formats/mod_local_stream/Makefile
src/mod/formats/mod_native_file/Makefile
src/mod/formats/mod_shell_stream/Makefile

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@ -0,0 +1,18 @@
include $(top_srcdir)/build/modmake.rulesam
MODNAME=mod_imagick
if HAVE_MAGICK
mod_LTLIBRARIES = mod_imagick.la
mod_imagick_la_SOURCES = mod_imagick.c
mod_imagick_la_CFLAGS = $(AM_CFLAGS) $(MAGICK_CFLAGS)
mod_imagick_la_LIBADD = $(switch_builddir)/libfreeswitch.la $(MAGICK_LIBS)
mod_imagick_la_LDFLAGS = -avoid-version -module -no-undefined -shared
else
install: error
all: error
error:
$(error You must install libmagickcore-dev to build mod_imagick)
endif

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@ -0,0 +1,9 @@
#Mac
#LOCAL_CFLAGS=-I/usr/local/Cellar/imagemagick/6.8.9-8/include/ImageMagick-6
#LOCAL_LDFLAGS=-L/usr/local/Cellar/imagemagick/6.8.9-8/lib -lMagickCore-6.Q16
LOCAL_CFLAGS=-I/usr/include/ImageMagick
LOCAL_LDFLAGS=-L/usr/lib/x86_64-linux-gnu -lMagickCore
BASE=../../../..
include $(BASE)/build/modmake.rules

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@ -0,0 +1,421 @@
/*
* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
* Copyright (C) 2005-2015, Anthony Minessale II <anthm@freeswitch.org>
*
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
*
* The Initial Developer of the Original Code is
* Seven Du <dujinfang@gmail.com>
* Portions created by the Initial Developer are Copyright (C)
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Seven Du <dujinfang@gmail.com>
*
* mod_imagick -- play pdf/gif as video
*
* use the magick-core API since the magick-wand API is more different on different versions
* http://www.imagemagick.org/script/magick-core.php
*
*/
#include <switch.h>
#include <libyuv.h>
#if defined(__clang__)
/* the imagemagick header files are very badly broken on clang. They really should be fixing this, in the mean time, this dirty hack works */
# define __attribute__(x) /*nothing*/
#define restrict restrict
#endif
#ifndef MAGICKCORE_QUANTUM_DEPTH
#define MAGICKCORE_QUANTUM_DEPTH 8
#endif
#ifndef MAGICKCORE_HDRI_ENABLE
#define MAGICKCORE_HDRI_ENABLE 0
#endif
#include <magick/MagickCore.h>
#ifdef _MSC_VER
// Disable MSVC warnings that suggest making code non-portable.
#pragma warning(disable : 4996)
#endif
SWITCH_MODULE_LOAD_FUNCTION(mod_imagick_load);
SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_imagick_shutdown);
SWITCH_MODULE_DEFINITION(mod_imagick, mod_imagick_load, mod_imagick_shutdown, NULL);
struct pdf_file_context {
switch_memory_pool_t *pool;
switch_image_t *img;
int reads;
int sent;
int max;
int samples;
int same_page;
int pagenumber;
int pagecount;
ImageInfo *image_info;
Image *images;
ExceptionInfo *exception;
int autoplay;
switch_time_t next_play_time;
};
typedef struct pdf_file_context pdf_file_context_t;
static switch_status_t imagick_file_open(switch_file_handle_t *handle, const char *path)
{
pdf_file_context_t *context;
char *ext;
unsigned int flags = 0;
if ((ext = strrchr((char *)path, '.')) == 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid Format\n");
return SWITCH_STATUS_GENERR;
}
ext++;
/*
Prevents playing files to a conference like a slide show using conference_play api.
if (!switch_test_flag(handle, SWITCH_FILE_FLAG_VIDEO)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Video only\n");
return SWITCH_STATUS_GENERR;
}
*/
if ((context = (pdf_file_context_t *)switch_core_alloc(handle->memory_pool, sizeof(pdf_file_context_t))) == 0) {
return SWITCH_STATUS_MEMERR;
}
memset(context, 0, sizeof(pdf_file_context_t));
if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
return SWITCH_STATUS_GENERR;
}
if (switch_test_flag(handle, SWITCH_FILE_FLAG_READ)) {
flags |= SWITCH_FOPEN_READ;
}
if (ext && !strcmp(ext, "gif")) {
context->autoplay = 1;
}
context->max = 10000;
context->exception = AcquireExceptionInfo();
context->image_info = AcquireImageInfo();
switch_set_string(context->image_info->filename, path);
context->images = ReadImages(context->image_info, context->exception);
if (context->exception->severity != UndefinedException) {
CatchException(context->exception);
}
if (context->images == (Image *)NULL) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Fail to read file: %s\n", path);
return SWITCH_STATUS_GENERR;
}
context->pagecount = GetImageListLength(context->images);
if (handle->params) {
const char *max = switch_event_get_header(handle->params, "img_ms");
const char *autoplay = switch_event_get_header(handle->params, "autoplay");
int tmp;
if (max) {
tmp = atol(max);
context->max = tmp;
}
if (autoplay) {
context->autoplay = atoi(autoplay);
}
}
if (context->max) {
context->samples = (handle->samplerate / 1000) * context->max;
}
handle->format = 0;
handle->sections = 0;
handle->seekable = 1;
handle->speed = 0;
handle->pos = 0;
handle->private_info = context;
context->pool = handle->memory_pool;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Opening File [%s], pagecount: %d\n", path, context->pagecount);
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t imagick_file_close(switch_file_handle_t *handle)
{
pdf_file_context_t *context = (pdf_file_context_t *)handle->private_info;
switch_img_free(&context->img);
if (context->images) DestroyImageList(context->images);
if (context->exception) DestroyExceptionInfo(context->exception);
if (context->image_info) DestroyImageInfo(context->image_info);
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t imagick_file_read(switch_file_handle_t *handle, void *data, size_t *len)
{
pdf_file_context_t *context = (pdf_file_context_t *)handle->private_info;
if (!context->images || !context->samples) {
return SWITCH_STATUS_FALSE;
}
if (context->samples > 0) {
if (*len >= context->samples) {
*len = context->samples;
}
context->samples -= *len;
}
if (!context->samples) {
return SWITCH_STATUS_FALSE;
}
memset(data, 0, *len * 2 * handle->channels);
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t read_page(pdf_file_context_t *context)
{
switch_status_t status = SWITCH_STATUS_SUCCESS;
Image *image = GetImageFromList(context->images, context->pagenumber);
int W, H, w, h, x, y;
MagickBooleanType ret;
uint8_t *storage;
if (!image) return SWITCH_STATUS_FALSE;
W = image->page.width;
H = image->page.height;
w = image->columns;
h = image->rows;
x = image->page.x;
y = image->page.y;
switch_assert(W > 0 && H > 0);
#if 0
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG,
"page: %dx%d image: %dx%d pos: (%d,%d) pagenumber: %d,"
" delay: %" SWITCH_SIZE_T_FMT " ticks_per_second: %" SWITCH_SSIZE_T_FMT
" autoplay: %d\n",
W, H, w, h, x, y,
context->pagenumber, image->delay, image->ticks_per_second, context->autoplay);
#endif
if (context->autoplay) {
if (image->delay && image->ticks_per_second) {
context->next_play_time = switch_micro_time_now() / 1000 + image->delay * (1000 / image->ticks_per_second);
} else {
context->next_play_time = switch_micro_time_now() / 1000 + context->autoplay;
}
}
if (context->img && (context->img->d_w != W || context->img->d_h != H)) {
switch_img_free(&context->img);
}
if (!context->img) {
context->img = switch_img_alloc(NULL, SWITCH_IMG_FMT_I420, W, H, 0);
switch_assert(context->img);
}
if (W == w && H == h) {
storage = malloc(w * h * 3); switch_assert(storage);
ret = ExportImagePixels(image, 0, 0, w, h, "RGB", CharPixel, storage, context->exception);
if (ret == MagickFalse && context->exception->severity != UndefinedException) {
CatchException(context->exception);
free(storage);
return SWITCH_STATUS_FALSE;
}
RAWToI420(storage, w * 3,
context->img->planes[0], context->img->stride[0],
context->img->planes[1], context->img->stride[1],
context->img->planes[2], context->img->stride[2],
context->img->d_w, context->img->d_h);
free(storage);
} else {
switch_image_t *img = switch_img_alloc(NULL, SWITCH_IMG_FMT_ARGB, image->columns, image->rows, 0);
switch_assert(img);
ret = ExportImagePixels(image, 0, 0, w, h, "ARGB", CharPixel, img->planes[SWITCH_PLANE_PACKED], context->exception);
if (ret == MagickFalse && context->exception->severity != UndefinedException) {
CatchException(context->exception);
return SWITCH_STATUS_FALSE;
}
switch_img_patch(context->img, img, x, y);
switch_img_free(&img);
}
return status;
}
static switch_status_t imagick_file_read_video(switch_file_handle_t *handle, switch_frame_t *frame, switch_video_read_flag_t flags)
{
pdf_file_context_t *context = (pdf_file_context_t *)handle->private_info;
switch_image_t *dup = NULL;
switch_status_t status;
if (!context->images || !context->samples) {
return SWITCH_STATUS_FALSE;
}
if (context->autoplay && context->next_play_time && (switch_micro_time_now() / 1000 > context->next_play_time)) {
context->pagenumber++;
if (context->pagenumber >= context->pagecount) context->pagenumber = 0;
context->same_page = 0;
}
if (!context->same_page) {
status = read_page(context);
if (status != SWITCH_STATUS_SUCCESS) return status;
context->same_page = 1;
}
if (!context->img) return SWITCH_STATUS_FALSE;
if ((context->reads++ % 20) == 0) {
switch_img_copy(context->img, &dup);
frame->img = dup;
context->sent++;
} else {
if ((flags && SVR_BLOCK)) {
switch_yield(5000);
}
return SWITCH_STATUS_BREAK;
}
return SWITCH_STATUS_SUCCESS;
}
static switch_status_t imagick_file_seek(switch_file_handle_t *handle, unsigned int *cur_sample, int64_t samples, int whence)
{
pdf_file_context_t *context = (pdf_file_context_t *)handle->private_info;
switch_status_t status = SWITCH_STATUS_SUCCESS;
int page = samples / (handle->samplerate / 1000);
if (whence == SEEK_SET) {
// page = page;
} else if (whence == SEEK_CUR) {
page += context->pagenumber;
} else if (whence == SEEK_END) {
page = context->pagecount - page;
}
if (page < 0) page = 0;
if (page > context->pagecount - 1) page = context->pagecount - 1;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "seeking to sample=%" SWITCH_UINT64_T_FMT " cur_sample=%d where:=%d page=%d\n", samples, *cur_sample, whence, page);
if (page != context->pagenumber) {
context->pagenumber = page;
context->same_page = 0;
*cur_sample = page;
}
return status;
}
static void myErrorHandler(const ExceptionType t, const char *reason, const char *description)
{
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "%s: %s\n", reason, description);
}
static void myFatalErrorHandler(const ExceptionType t, const char *reason, const char *description)
{
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "%s: %s\n", reason, description);
}
static void myWarningHandler(const ExceptionType t, const char *reason, const char *description)
{
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "%s: %s\n", reason, description);
}
static char *supported_formats[SWITCH_MAX_CODECS] = { 0 };
SWITCH_MODULE_LOAD_FUNCTION(mod_imagick_load)
{
switch_file_interface_t *file_interface;
int i = 0;
supported_formats[i++] = (char *)"imgk";
supported_formats[i++] = (char *)"pdf";
supported_formats[i++] = (char *)"gif";
MagickCoreGenesis(NULL, MagickFalse);
SetErrorHandler(myErrorHandler);
SetWarningHandler(myWarningHandler);
SetFatalErrorHandler(myFatalErrorHandler);
/* connect my internal structure to the blank pointer passed to me */
*module_interface = switch_loadable_module_create_module_interface(pool, modname);
file_interface = (switch_file_interface_t *)switch_loadable_module_create_interface(*module_interface, SWITCH_FILE_INTERFACE);
file_interface->interface_name = modname;
file_interface->extens = supported_formats;
file_interface->file_open = imagick_file_open;
file_interface->file_close = imagick_file_close;
file_interface->file_read = imagick_file_read;
file_interface->file_read_video = imagick_file_read_video;
file_interface->file_seek = imagick_file_seek;
/* indicate that the module should continue to be loaded */
return SWITCH_STATUS_SUCCESS;
}
SWITCH_MODULE_SHUTDOWN_FUNCTION(mod_imagick_shutdown)
{
MagickCoreTerminus();
return SWITCH_STATUS_SUCCESS;
}
/* For Emacs:
* Local Variables:
* mode:c
* indent-tabs-mode:t
* tab-width:4
* c-basic-offset:4
* End:
* For VIM:
* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
*/