mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-02-04 05:22:30 +00:00
iosavassetsrc: Port to 1.0
Also enables this element on OSX >= 10.7. https://bugzilla.gnome.org/show_bug.cgi?id=728249
This commit is contained in:
Matthieu Bouron
Edward Hervey
parent
9fec222b5a
commit
ecf765635b
5 changed files with 288 additions and 184 deletions
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@ -79,8 +79,7 @@ noinst_HEADERS = \
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if HAVE_IOS
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libgstapplemedia_la_SOURCES += \
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iosassetsrc.m \
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iosavassetsrc.m
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iosassetsrc.m
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libgstapplemedia_la_LDFLAGS += \
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-Wl,-framework -Wl,Foundation \
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@ -102,7 +101,8 @@ endif
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if HAVE_AVFOUNDATION
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libgstapplemedia_la_SOURCES += \
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avfvideosrc.m
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avfvideosrc.m \
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iosavassetsrc.m
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libgstapplemedia_la_LDFLAGS += \
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-Wl,-framework -Wl,AVFoundation
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@ -39,6 +39,7 @@
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#endif
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#include <gst/gst.h>
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#include <gst/base/base.h>
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#include "iosassetsrc.h"
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static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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@ -22,7 +22,14 @@
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#ifndef __GST_AVASSET_SRC_H__
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#define __GST_AVASSET_SRC_H__
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <gst/gst.h>
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#include <gst/base/base.h>
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#include <gst/audio/audio.h>
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#import <AVFoundation/AVFoundation.h>
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#import <AVFoundation/AVAssetReader.h>
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#import <AVFoundation/AVAssetReaderOutput.h>
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@ -100,10 +107,6 @@ struct _GstAVAssetSrc
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GstPad *videopad;
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GstPad *audiopad;
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GstTask *video_task;
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GstTask *audio_task;
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GStaticRecMutex video_lock;
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GStaticRecMutex audio_lock;
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gint selected_video_track;
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gint selected_audio_track;
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@ -112,6 +115,9 @@ struct _GstAVAssetSrc
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GMutex lock;
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GstEvent *seek_event;
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GstFlowReturn last_audio_pad_ret;
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GstFlowReturn last_video_pad_ret;
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/* Properties */
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gchar * uri;
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};
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@ -2,6 +2,8 @@
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* GStreamer
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* Copyright (C) 2013 Fluendo S.L. <support@fluendo.com>
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* Authors: Andoni Morales Alastruey <amorales@fluendo.com>
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* Copyright (C) 2014 Collabora Ltd.
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* Authors: Matthieu Bouron <matthieu.bouron@collabora.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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@ -36,11 +38,8 @@
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# include <config.h>
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#endif
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#include <gst/gst.h>
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#include "iosavassetsrc.h"
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#include "coremediabuffer.h"
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#import <AVFoundation/AVFoundation.h>
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GST_DEBUG_CATEGORY_STATIC (gst_avasset_src_debug);
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#define GST_CAT_DEFAULT gst_avasset_src_debug
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@ -68,26 +67,27 @@ enum
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PROP_URI
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};
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#define COMMON_CAPS "endianness = (int) {" G_STRINGIFY (G_BYTE_ORDER) " }, " \
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"signed = (boolean) { TRUE }, " \
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"rate = (int) [1, MAX], " \
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"channels = (int) [1, 2];"
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static GstStaticPadTemplate audio_factory = GST_STATIC_PAD_TEMPLATE ("audio",
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GST_PAD_SRC,
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GST_PAD_SOMETIMES,
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GST_STATIC_CAPS (
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"audio/x-raw-float, width = (int) 32, depth = (int) 32, " COMMON_CAPS)
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);
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GST_STATIC_CAPS ("audio/x-raw, "
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"format = (string) F32LE, "
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"rate = " GST_AUDIO_RATE_RANGE ", "
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"channels = (int) [1, 2], "
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"layout = (string) interleaved"
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)
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);
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static GstStaticPadTemplate video_factory = GST_STATIC_PAD_TEMPLATE ("video",
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GST_PAD_SRC,
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GST_PAD_SOMETIMES,
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GST_STATIC_CAPS ("video/x-raw-yuv, format=(fourcc)NV12, "
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"framerate = (fraction) [ 0, MAX ], "
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"width = (int) [1, MAX], "
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"height = (int) [1, MAX]")
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);
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GST_STATIC_CAPS ("video/x-raw, "
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"format = (string) NV12, "
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"framerate = " GST_VIDEO_FPS_RANGE ", "
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"width = " GST_VIDEO_SIZE_RANGE ", "
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"height = " GST_VIDEO_SIZE_RANGE
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)
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);
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static void gst_avasset_src_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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@ -98,8 +98,8 @@ static void gst_avasset_src_dispose (GObject *object);
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static GstStateChangeReturn gst_avasset_src_change_state (GstElement * element,
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GstStateChange transition);
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static gboolean gst_avasset_src_query (GstPad *pad, GstQuery *query);
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static gboolean gst_avasset_src_event (GstPad *pad, GstEvent *event);
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static gboolean gst_avasset_src_query (GstPad *pad, GstObject * parent, GstQuery *query);
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static gboolean gst_avasset_src_event (GstPad *pad, GstObject * parent, GstEvent *event);
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static gboolean gst_avasset_src_send_event (GstAVAssetSrc *self,
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GstEvent *event);
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@ -107,7 +107,7 @@ static void gst_avasset_src_read_audio (GstAVAssetSrc *self);
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static void gst_avasset_src_read_video (GstAVAssetSrc *self);
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static void gst_avasset_src_start (GstAVAssetSrc *self);
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static void gst_avasset_src_stop (GstAVAssetSrc *self);
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static void gst_avasset_src_start_reading (GstAVAssetSrc *self);
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static gboolean gst_avasset_src_start_reading (GstAVAssetSrc *self);
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static void gst_avasset_src_stop_reading (GstAVAssetSrc *self);
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static void gst_avasset_src_stop_all (GstAVAssetSrc *self);
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static void gst_avasset_src_uri_handler_init (gpointer g_iface,
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@ -128,28 +128,12 @@ _do_init (GType avassetsrc_type)
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0, "iosavassetsrc element");
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}
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GST_BOILERPLATE_FULL (GstAVAssetSrc, gst_avasset_src, GstElement,
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GST_TYPE_ELEMENT, _do_init);
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G_DEFINE_TYPE_WITH_CODE (GstAVAssetSrc, gst_avasset_src, GST_TYPE_ELEMENT,
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_do_init (g_define_type_id));
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/* GObject vmethod implementations */
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static void
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gst_avasset_src_base_init (gpointer gclass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
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gst_element_class_set_details_simple(element_class,
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"Source and decoder for iOS assets",
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"Source/Codec",
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"Read and decode samples from iOS assets using the AVAssetReader API",
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"Andoni Morales Alastruey amorales@fluendo.com");
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&audio_factory));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&video_factory));
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}
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static void
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gst_avasset_src_class_init (GstAVAssetSrcClass * klass)
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{
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@ -159,6 +143,17 @@ gst_avasset_src_class_init (GstAVAssetSrcClass * klass)
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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gst_element_class_set_static_metadata (gstelement_class,
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"Source and decoder for iOS assets",
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"Source/Codec",
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"Read and decode samples from iOS assets using the AVAssetReader API",
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"Andoni Morales Alastruey amorales@fluendo.com");
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&audio_factory));
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&video_factory));
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gobject_class->set_property = gst_avasset_src_set_property;
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gobject_class->get_property = gst_avasset_src_get_property;
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gobject_class->dispose = gst_avasset_src_dispose;
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@ -180,17 +175,13 @@ gst_avasset_src_class_init (GstAVAssetSrcClass * klass)
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}
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static void
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gst_avasset_src_init (GstAVAssetSrc * self, GstAVAssetSrcClass * gclass)
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gst_avasset_src_init (GstAVAssetSrc * self)
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{
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self->audio_task = gst_task_create (
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(GstTaskFunction) gst_avasset_src_read_audio, self);
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self->video_task = gst_task_create (
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(GstTaskFunction) gst_avasset_src_read_video, self);
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gst_task_set_lock (self->video_task, &self->video_lock);
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gst_task_set_lock (self->audio_task, &self->audio_lock);
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self->selected_audio_track = 0;
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self->selected_video_track = 0;
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g_mutex_init(&self->lock);
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self->last_audio_pad_ret = GST_FLOW_OK;
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self->last_video_pad_ret = GST_FLOW_OK;
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g_mutex_init (&self->lock);
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}
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static void
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@ -198,16 +189,6 @@ gst_avasset_src_dispose (GObject *object)
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{
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GstAVAssetSrc *self = GST_AVASSET_SRC (object);
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if (self->video_task != NULL) {
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gst_object_unref (self->video_task);
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self->video_task = NULL;
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}
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if (self->audio_task) {
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gst_object_unref (self->audio_task);
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self->audio_task = NULL;
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}
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if (self->uri != NULL) {
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g_free (self->uri);
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self->uri = NULL;
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@ -261,6 +242,10 @@ gst_avasset_src_change_state (GstElement * element, GstStateChange transition)
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GstStateChangeReturn ret;
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GError *error;
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GST_DEBUG ("%s => %s",
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gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)),
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gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition)));
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OBJC_CALLOUT_BEGIN ();
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switch (transition) {
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case GST_STATE_CHANGE_NULL_TO_READY: {
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@ -277,9 +262,7 @@ gst_avasset_src_change_state (GstElement * element, GstStateChange transition)
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}
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case GST_STATE_CHANGE_READY_TO_PAUSED:
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gst_avasset_src_start (self);
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self->state = GST_AVASSET_SRC_STATE_STARTED;
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gst_avasset_src_start_reading (self);
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self->state = GST_AVASSET_SRC_STATE_READING;
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break;
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case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
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break;
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@ -287,13 +270,14 @@ gst_avasset_src_change_state (GstElement * element, GstStateChange transition)
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break;
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}
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ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
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ret = GST_ELEMENT_CLASS (gst_avasset_src_parent_class)->change_state (element, transition);
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switch (transition) {
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case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
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break;
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case GST_STATE_CHANGE_PAUSED_TO_READY:
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gst_avasset_src_stop_all (self);
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gst_avasset_src_stop_reading (self);
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gst_avasset_src_stop (self);
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break;
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case GST_STATE_CHANGE_READY_TO_NULL:
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[self->reader release];
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@ -305,11 +289,31 @@ gst_avasset_src_change_state (GstElement * element, GstStateChange transition)
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return ret;
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}
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static gboolean
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gst_avasset_src_query (GstPad *pad, GstQuery *query)
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static GstCaps *
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gst_avasset_src_get_caps(GstAVAssetSrc * self, GstPad * pad, GstCaps * filter)
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{
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gboolean ret;
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GstAVAssetSrc *self = GST_AVASSET_SRC (gst_pad_get_parent_element(pad));
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GstCaps * caps;
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caps = gst_pad_get_current_caps (pad);
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if (!caps) {
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caps = gst_pad_get_pad_template_caps (pad);
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}
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if (filter) {
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GstCaps *intersection = gst_caps_intersect_full (filter, caps, GST_CAPS_INTERSECT_FIRST);
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gst_caps_unref (caps);
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caps = intersection;
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}
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return caps;
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}
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static gboolean
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gst_avasset_src_query (GstPad *pad, GstObject * parent, GstQuery *query)
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{
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gboolean ret = FALSE;
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GstCaps *caps;
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GstAVAssetSrc *self = GST_AVASSET_SRC (parent);
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switch (GST_QUERY_TYPE (query)) {
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case GST_QUERY_URI:
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@ -320,21 +324,37 @@ gst_avasset_src_query (GstPad *pad, GstQuery *query)
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gst_query_set_duration (query, GST_FORMAT_TIME, self->reader.duration);
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ret = TRUE;
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break;
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case GST_QUERY_POSITION:
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case GST_QUERY_POSITION:
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gst_query_set_position (query, GST_FORMAT_TIME, self->reader.position);
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ret = TRUE;
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break;
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default:
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case GST_QUERY_SEEKING: {
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GstFormat fmt;
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gst_query_parse_seeking (query, &fmt, NULL, NULL, NULL);
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if (fmt == GST_FORMAT_TIME) {
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gst_query_set_seeking (query, GST_FORMAT_TIME, TRUE, 0, self->reader.duration);
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ret = TRUE;
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}
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break;
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}
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case GST_QUERY_CAPS: {
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GstCaps *filter = NULL;
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gst_query_parse_caps (query, &filter);
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caps = gst_avasset_src_get_caps (self, pad, filter);
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gst_query_set_caps_result (query, caps);
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ret = TRUE;
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break;
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}
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default:
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ret = FALSE;
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break;
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}
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g_object_unref(self);
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return ret;
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}
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static gboolean
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gst_avasset_src_event (GstPad * pad, GstEvent * event)
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gst_avasset_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
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{
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GstAVAssetSrc *self;
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gboolean res = TRUE;
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@ -350,16 +370,23 @@ gst_avasset_src_event (GstPad * pad, GstEvent * event)
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gdouble rate;
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GstSeekType start_type, stop_type;
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gint64 start, stop;
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GstEvent *newsegment;
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GstSegment segment;
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/* now do the seek */
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GST_AVASSET_SRC_LOCK (self);
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GST_DEBUG ("Processing SEEK event");
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GST_AVF_ASSET_SRC_LOCK (self);
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if (self->seek_event && gst_event_get_seqnum (event) ==
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gst_event_get_seqnum (self->seek_event)) {
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GST_AVASSET_SRC_UNLOCK (self);
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GST_AVF_ASSET_SRC_UNLOCK (self);
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break;
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}
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self->seek_event = gst_event_ref (event);
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GST_AVF_ASSET_SRC_UNLOCK (self);
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/* pause tasks before re-acquiring the object's lock */
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gst_avf_asset_src_stop_reading (self);
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GST_AVF_ASSET_SRC_LOCK (self);
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gst_event_parse_seek (event, &rate, &format, &flags, &start_type,
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&start, &stop_type, &stop);
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@ -370,9 +397,9 @@ gst_avasset_src_event (GstPad * pad, GstEvent * event)
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break;
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}
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gst_avasset_src_stop_reading (self);
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if (format != GST_FORMAT_TIME || start_type == GST_SEEK_TYPE_NONE) {
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GST_AVASSET_SRC_UNLOCK(self);
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gst_avasset_src_start_reading (self);
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res = FALSE;
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break;
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}
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@ -381,10 +408,15 @@ gst_avasset_src_event (GstPad * pad, GstEvent * event)
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}
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gst_avasset_src_send_event (self, gst_event_new_flush_start ());
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[self->reader seekTo: start: stop: &error];
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newsegment = gst_event_new_new_segment (FALSE, rate, GST_FORMAT_TIME,
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start, stop, start);
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gst_avasset_src_send_event (self, gst_event_new_flush_stop ());
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gst_avasset_src_send_event (self, newsegment);
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gst_segment_init (&segment, GST_FORMAT_TIME);
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segment.rate = rate;
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segment.start = start;
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segment.stop = stop;
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segment.position = start;
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gst_avasset_src_send_event (self, gst_event_new_flush_stop (TRUE));
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gst_avasset_src_send_event (self, gst_event_new_segment (&segment));
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if (error != NULL) {
|
||||
GST_ELEMENT_ERROR (self, RESOURCE, SEEK,
|
||||
|
|
@ -392,13 +424,15 @@ gst_avasset_src_event (GstPad * pad, GstEvent * event)
|
|||
g_error_free(error);
|
||||
res = FALSE;
|
||||
}
|
||||
gst_avasset_src_start_reading (self);
|
||||
GST_AVASSET_SRC_UNLOCK (self);
|
||||
gst_event_unref (event);
|
||||
|
||||
/* start tasks after releasing the object's lock */
|
||||
gst_avasset_src_start_reading (self);
|
||||
break;
|
||||
}
|
||||
default:
|
||||
res = gst_pad_event_default (pad, event);
|
||||
res = gst_pad_event_default (pad, parent, event);
|
||||
break;
|
||||
}
|
||||
|
||||
|
|
@ -407,19 +441,68 @@ gst_avasset_src_event (GstPad * pad, GstEvent * event)
|
|||
return res;
|
||||
}
|
||||
|
||||
static GstFlowReturn
|
||||
gst_avasset_src_send_start_stream (GstAVAssetSrc * self, GstPad * pad)
|
||||
{
|
||||
GstEvent *event;
|
||||
gchar *stream_id;
|
||||
GstFlowReturn ret;
|
||||
|
||||
stream_id = gst_pad_create_stream_id (pad, GST_ELEMENT_CAST (self), NULL);
|
||||
GST_DEBUG_OBJECT (self, "Pushing STREAM START");
|
||||
event = gst_event_new_stream_start (stream_id);
|
||||
gst_event_set_group_id (event, gst_util_group_id_next ());
|
||||
|
||||
ret = gst_pad_push_event (pad, event);
|
||||
g_free (stream_id);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static GstFlowReturn
|
||||
gst_avasset_src_combine_flows (GstAVAssetSrc * self, GstAVAssetReaderMediaType type,
|
||||
GstFlowReturn ret)
|
||||
{
|
||||
gboolean has_other_pad;
|
||||
GstFlowReturn last_other_pad_ret;
|
||||
|
||||
GST_AVASSET_SRC_LOCK (self);
|
||||
if (type == GST_AVASSET_READER_MEDIA_TYPE_AUDIO) {
|
||||
self->last_audio_pad_ret = ret;
|
||||
has_other_pad = AVASSET_READER_HAS_VIDEO (ret);
|
||||
last_other_pad_ret = self->last_video_pad_ret;
|
||||
} else if (type == GST_AVASSET_READER_MEDIA_TYPE_VIDEO) {
|
||||
self->last_video_pad_ret = ret;
|
||||
has_other_pad = AVASSET_READER_HAS_AUDIO (ret);
|
||||
last_other_pad_ret = self->last_audio_pad_ret;
|
||||
} else {
|
||||
GST_ERROR ("Unsupported media type");
|
||||
ret = GST_FLOW_ERROR;
|
||||
goto exit;
|
||||
}
|
||||
|
||||
if (!has_other_pad || ret != GST_FLOW_NOT_LINKED)
|
||||
goto exit;
|
||||
|
||||
ret = last_other_pad_ret;
|
||||
|
||||
exit:
|
||||
GST_AVASSET_SRC_UNLOCK (self);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_avasset_src_read_data (GstAVAssetSrc *self, GstPad *pad,
|
||||
GstAVAssetReaderMediaType type)
|
||||
{
|
||||
GstBuffer *buf;
|
||||
GstFlowReturn ret;
|
||||
GstFlowReturn ret, combined_ret;
|
||||
GError *error;
|
||||
|
||||
OBJC_CALLOUT_BEGIN ();
|
||||
|
||||
GST_AVASSET_SRC_LOCK (self);
|
||||
if (self->state == GST_AVASSET_SRC_STATE_STOPPED) {
|
||||
if (self->state != GST_AVASSET_SRC_STATE_READING) {
|
||||
GST_AVASSET_SRC_UNLOCK (self);
|
||||
goto exit;
|
||||
}
|
||||
|
|
@ -432,19 +515,35 @@ gst_avasset_src_read_data (GstAVAssetSrc *self, GstPad *pad,
|
|||
GST_ELEMENT_ERROR (self, RESOURCE, READ, ("Error reading next buffer"),
|
||||
("%s", error->message));
|
||||
g_error_free (error);
|
||||
gst_avasset_src_stop_all (self);
|
||||
|
||||
gst_avasset_src_combine_flows (self, type, GST_FLOW_ERROR);
|
||||
gst_pad_pause_task (pad);
|
||||
goto exit;
|
||||
}
|
||||
|
||||
gst_pad_push_event (pad, gst_event_new_eos ());
|
||||
gst_avasset_src_stop_all (self);
|
||||
gst_avasset_src_combine_flows (self, type, GST_FLOW_EOS);
|
||||
gst_pad_pause_task (pad);
|
||||
goto exit;
|
||||
}
|
||||
|
||||
ret = gst_pad_push (pad, buf);
|
||||
if (GST_FLOW_IS_FATAL (ret)) {
|
||||
GST_ELEMENT_ERROR (self, STREAM, FAILED, NULL,
|
||||
("Error pushing %s buffer on pad", MEDIA_TYPE_TO_STR (type)));
|
||||
gst_avasset_src_stop_all (self);
|
||||
combined_ret = gst_avasset_src_combine_flows (self, type, ret);
|
||||
|
||||
if (ret != GST_FLOW_OK) {
|
||||
GST_WARNING ("Error pushing %s buffer on pad %" GST_PTR_FORMAT
|
||||
", reason %s", MEDIA_TYPE_TO_STR (type), pad, gst_flow_get_name (ret));
|
||||
|
||||
if (ret == GST_FLOW_EOS) {
|
||||
gst_pad_push_event (pad, gst_event_new_eos ());
|
||||
}
|
||||
|
||||
if (combined_ret != GST_FLOW_OK) {
|
||||
GST_ELEMENT_ERROR (self, STREAM, FAILED, ("Internal data stream error."),
|
||||
("stream stopped reason %s", gst_flow_get_name (ret)));
|
||||
}
|
||||
|
||||
gst_pad_pause_task (pad);
|
||||
}
|
||||
|
||||
exit:
|
||||
|
|
@ -466,7 +565,7 @@ gst_avasset_src_read_video (GstAVAssetSrc *self)
|
|||
}
|
||||
|
||||
static gboolean
|
||||
gst_avasset_src_start_task (GstAVAssetSrc *self, GstTask *task)
|
||||
gst_avasset_src_start_reader (GstAVAssetSrc * self)
|
||||
{
|
||||
GError *error = NULL;
|
||||
gboolean ret = TRUE;
|
||||
|
|
@ -478,45 +577,15 @@ gst_avasset_src_start_task (GstAVAssetSrc *self, GstTask *task)
|
|||
GST_ELEMENT_ERROR (self, RESOURCE, FAILED,
|
||||
("AVAssetReader could not start reading"), ("%s", error->message));
|
||||
g_error_free (error);
|
||||
gst_avasset_src_stop_all (self);
|
||||
ret = FALSE;
|
||||
goto exit;
|
||||
}
|
||||
gst_task_start (task);
|
||||
|
||||
exit:
|
||||
OBJC_CALLOUT_END ();
|
||||
return ret;
|
||||
}
|
||||
|
||||
static GstPadLinkReturn
|
||||
gst_avasset_src_audio_pad_link (GstPad *pad, GstPad *peer)
|
||||
{
|
||||
GstAVAssetSrc *self = GST_AVASSET_SRC (gst_pad_get_parent_element (pad));
|
||||
|
||||
if (!gst_avasset_src_start_task (self, self->audio_task)) {
|
||||
return GST_PAD_LINK_REFUSED;
|
||||
}
|
||||
GST_DEBUG ("Started audio streaming task");
|
||||
g_object_unref (self);
|
||||
|
||||
return GST_PAD_LINK_OK;
|
||||
}
|
||||
|
||||
static GstPadLinkReturn
|
||||
gst_avasset_src_video_pad_link (GstPad *pad, GstPad *peer)
|
||||
{
|
||||
GstAVAssetSrc *self = GST_AVASSET_SRC (gst_pad_get_parent_element (pad));
|
||||
|
||||
if (!gst_avasset_src_start_task (self, self->video_task)) {
|
||||
return GST_PAD_LINK_REFUSED;
|
||||
}
|
||||
GST_DEBUG ("Started video streaming task");
|
||||
g_object_unref (self);
|
||||
|
||||
return GST_PAD_LINK_OK;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_avasset_src_send_event (GstAVAssetSrc *self, GstEvent *event)
|
||||
{
|
||||
|
|
@ -539,6 +608,8 @@ gst_avasset_src_send_event (GstAVAssetSrc *self, GstEvent *event)
|
|||
static void
|
||||
gst_avasset_src_start (GstAVAssetSrc *self)
|
||||
{
|
||||
GstSegment segment;
|
||||
|
||||
OBJC_CALLOUT_BEGIN ();
|
||||
if (self->state == GST_AVASSET_SRC_STATE_STARTED) {
|
||||
goto exit;
|
||||
|
|
@ -546,6 +617,9 @@ gst_avasset_src_start (GstAVAssetSrc *self)
|
|||
|
||||
GST_DEBUG_OBJECT (self, "Creating pads and starting reader");
|
||||
|
||||
gst_segment_init (&segment, GST_FORMAT_TIME);
|
||||
segment.duration = self->reader.duration;
|
||||
|
||||
/* We call AVAssetReader's startReading when the pads are linked
|
||||
* and no outputs can be added afterwards, so the tracks must be
|
||||
* selected before adding any of the new pads */
|
||||
|
|
@ -561,31 +635,39 @@ gst_avasset_src_start (GstAVAssetSrc *self)
|
|||
if (AVASSET_READER_HAS_AUDIO (self)) {
|
||||
self->audiopad = gst_pad_new_from_static_template (&audio_factory, "audio");
|
||||
gst_pad_set_query_function (self->audiopad,
|
||||
(GstPadQueryFunction) gst_avasset_src_query);
|
||||
gst_avasset_src_query);
|
||||
gst_pad_set_event_function(self->audiopad,
|
||||
(GstPadEventFunction) gst_avasset_src_event);
|
||||
gst_pad_set_link_function(self->audiopad,
|
||||
(GstPadLinkFunction) gst_avasset_src_audio_pad_link);
|
||||
gst_avasset_src_event);
|
||||
gst_pad_use_fixed_caps (self->audiopad);
|
||||
gst_pad_set_active (self->audiopad, TRUE);
|
||||
gst_avasset_src_send_start_stream (self, self->audiopad);
|
||||
gst_pad_set_caps (self->audiopad,
|
||||
[self->reader getCaps: GST_AVASSET_READER_MEDIA_TYPE_AUDIO]);
|
||||
gst_pad_push_event (self->audiopad, gst_event_new_caps (
|
||||
[self->reader getCaps: GST_AVASSET_READER_MEDIA_TYPE_AUDIO]));
|
||||
gst_pad_push_event (self->audiopad, gst_event_new_segment (&segment));
|
||||
gst_element_add_pad (GST_ELEMENT (self), self->audiopad);
|
||||
}
|
||||
if (AVASSET_READER_HAS_VIDEO (self)) {
|
||||
self->videopad = gst_pad_new_from_static_template (&video_factory, "video");
|
||||
gst_pad_set_query_function (self->videopad,
|
||||
(GstPadQueryFunction) gst_avasset_src_query);
|
||||
gst_avasset_src_query);
|
||||
gst_pad_set_event_function(self->videopad,
|
||||
(GstPadEventFunction) gst_avasset_src_event);
|
||||
gst_pad_set_link_function(self->videopad,
|
||||
(GstPadLinkFunction) gst_avasset_src_video_pad_link);
|
||||
gst_avasset_src_event);
|
||||
gst_pad_use_fixed_caps (self->videopad);
|
||||
gst_pad_set_active (self->videopad, TRUE);
|
||||
gst_avasset_src_send_start_stream (self, self->videopad);
|
||||
gst_pad_set_caps (self->videopad,
|
||||
[self->reader getCaps: GST_AVASSET_READER_MEDIA_TYPE_VIDEO]);
|
||||
gst_pad_push_event (self->videopad, gst_event_new_caps (
|
||||
[self->reader getCaps: GST_AVASSET_READER_MEDIA_TYPE_VIDEO]));
|
||||
gst_pad_push_event (self->videopad, gst_event_new_segment (&segment));
|
||||
gst_element_add_pad (GST_ELEMENT (self), self->videopad);
|
||||
}
|
||||
gst_element_no_more_pads (GST_ELEMENT (self));
|
||||
|
||||
self->state = GST_AVASSET_SRC_STATE_STARTED;
|
||||
|
||||
exit:
|
||||
OBJC_CALLOUT_END ();
|
||||
}
|
||||
|
|
@ -600,61 +682,81 @@ gst_avasset_src_stop (GstAVAssetSrc *self)
|
|||
goto exit;
|
||||
}
|
||||
|
||||
GST_DEBUG ("Stop reading");
|
||||
GST_DEBUG ("Stopping tasks and removing pads");
|
||||
|
||||
has_audio = AVASSET_READER_HAS_AUDIO (self);
|
||||
has_video = AVASSET_READER_HAS_VIDEO (self);
|
||||
[self->reader stop];
|
||||
|
||||
if (has_audio) {
|
||||
gst_pad_stop_task (self->audiopad);
|
||||
gst_element_remove_pad (GST_ELEMENT (self), self->audiopad);
|
||||
gst_task_stop (self->audio_task);
|
||||
}
|
||||
if (has_video) {
|
||||
gst_pad_stop_task (self->videopad);
|
||||
gst_element_remove_pad (GST_ELEMENT (self), self->videopad);
|
||||
gst_task_stop (self->video_task);
|
||||
}
|
||||
|
||||
self->state = GST_AVASSET_SRC_STATE_STOPPED;
|
||||
|
||||
exit:
|
||||
OBJC_CALLOUT_END ();
|
||||
}
|
||||
|
||||
static void
|
||||
static gboolean
|
||||
gst_avasset_src_start_reading (GstAVAssetSrc *self)
|
||||
{
|
||||
/* Only start the task here if we were playing before, otherwise wait until
|
||||
* the pad are linked to start the streaming task.
|
||||
*/
|
||||
gboolean ret = TRUE;
|
||||
|
||||
if (self->state < GST_AVASSET_SRC_STATE_STARTED) {
|
||||
return;
|
||||
if (self->state != GST_AVASSET_SRC_STATE_STARTED) {
|
||||
goto exit;
|
||||
}
|
||||
|
||||
GST_DEBUG_OBJECT (self, "Start reading");
|
||||
|
||||
if (GST_TASK_STATE (self->audio_task) == GST_TASK_PAUSED) {
|
||||
gst_task_start (self->audio_task);
|
||||
if ((ret = gst_avasset_src_start_reader (self)) != TRUE) {
|
||||
goto exit;
|
||||
}
|
||||
if (GST_TASK_STATE (self->video_task) == GST_TASK_PAUSED) {
|
||||
gst_task_start (self->video_task);
|
||||
|
||||
if (AVASSET_READER_HAS_AUDIO (self)) {
|
||||
ret = gst_pad_start_task (self->audiopad, (GstTaskFunction)gst_avasset_src_read_audio, self, NULL);
|
||||
if (!ret) {
|
||||
GST_ERROR ("Failed to start audio task");
|
||||
goto exit;
|
||||
}
|
||||
}
|
||||
|
||||
if (AVASSET_READER_HAS_VIDEO (self)) {
|
||||
ret = gst_pad_start_task (self->videopad, (GstTaskFunction)gst_avasset_src_read_video, self, NULL);
|
||||
if (!ret) {
|
||||
GST_ERROR ("Failed to start video task");
|
||||
goto exit;
|
||||
}
|
||||
}
|
||||
|
||||
self->state = GST_AVASSET_SRC_STATE_READING;
|
||||
|
||||
exit:
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_avasset_src_stop_reading (GstAVAssetSrc *self)
|
||||
gst_avasset_src_stop_reading (GstAVAssetSrc * self)
|
||||
{
|
||||
if (self->state != GST_AVASSET_SRC_STATE_READING) {
|
||||
return;
|
||||
return;
|
||||
}
|
||||
|
||||
GST_DEBUG_OBJECT (self, "Stop reading");
|
||||
|
||||
if (GST_TASK_STATE (self->audio_task) == GST_TASK_STARTED) {
|
||||
gst_task_pause (self->audio_task);
|
||||
if (AVASSET_READER_HAS_AUDIO (self)) {
|
||||
gst_pad_pause_task (self->audiopad);
|
||||
}
|
||||
if (GST_TASK_STATE (self->video_task) == GST_TASK_STARTED) {
|
||||
gst_task_pause (self->video_task);
|
||||
if (AVASSET_READER_HAS_VIDEO (self)) {
|
||||
gst_pad_pause_task (self->videopad);
|
||||
}
|
||||
|
||||
self->state = GST_AVASSET_SRC_STATE_STARTED;
|
||||
}
|
||||
|
||||
static void
|
||||
|
|
@ -663,7 +765,6 @@ gst_avasset_src_stop_all (GstAVAssetSrc *self)
|
|||
GST_AVASSET_SRC_LOCK (self);
|
||||
gst_avasset_src_stop_reading (self);
|
||||
gst_avasset_src_stop (self);
|
||||
self->state = GST_AVASSET_SRC_STATE_STOPPED;
|
||||
GST_AVASSET_SRC_UNLOCK (self);
|
||||
}
|
||||
|
||||
|
|
@ -679,30 +780,29 @@ gst_avasset_src_error_quark (void)
|
|||
}
|
||||
|
||||
static GstURIType
|
||||
gst_avasset_src_uri_get_type (void)
|
||||
gst_avasset_src_uri_get_type (GType type)
|
||||
{
|
||||
return GST_URI_SRC;
|
||||
}
|
||||
|
||||
static gchar **
|
||||
gst_avasset_src_uri_get_protocols (void)
|
||||
static const gchar * const *
|
||||
gst_avasset_src_uri_get_protocols (GType type)
|
||||
{
|
||||
static gchar *protocols[] = { (gchar *) "file",
|
||||
(gchar *) "ipod-library", NULL };
|
||||
static const gchar * const protocols[] = { "file", "ipod-library", NULL };
|
||||
|
||||
return protocols;
|
||||
}
|
||||
|
||||
static const gchar *
|
||||
static gchar *
|
||||
gst_avasset_src_uri_get_uri (GstURIHandler * handler)
|
||||
{
|
||||
GstAVAssetSrc *self = GST_AVASSET_SRC (handler);
|
||||
|
||||
return self->uri;
|
||||
return g_strdup (self->uri);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_avasset_src_uri_set_uri (GstURIHandler * handler, const gchar * uri)
|
||||
gst_avasset_src_uri_set_uri (GstURIHandler * handler, const gchar * uri, GError **error)
|
||||
{
|
||||
GstAVAssetSrc *self = GST_AVASSET_SRC (handler);
|
||||
NSString *str;
|
||||
|
|
@ -724,6 +824,9 @@ gst_avasset_src_uri_set_uri (GstURIHandler * handler, const gchar * uri)
|
|||
g_free (self->uri);
|
||||
}
|
||||
self->uri = g_strdup (uri);
|
||||
} else {
|
||||
g_set_error (error, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
|
||||
"Invalid URI '%s' for ios_assetsrc", self->uri);
|
||||
}
|
||||
OBJC_CALLOUT_END ();
|
||||
return ret;
|
||||
|
|
@ -747,24 +850,21 @@ gst_avasset_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
|
|||
|
||||
- (NSDictionary *) capsToAudioSettings
|
||||
{
|
||||
gint samplerate, channels, depth, width;
|
||||
gint depth;
|
||||
gboolean isFloat;
|
||||
GstStructure *s;
|
||||
GstAudioInfo info;
|
||||
|
||||
if (!gst_caps_is_fixed (audio_caps))
|
||||
return NULL;
|
||||
|
||||
s = gst_caps_get_structure (audio_caps, 0);
|
||||
isFloat = gst_structure_has_name (s, "audio/x-raw-float");
|
||||
gst_structure_get_int (s, "rate", &samplerate);
|
||||
gst_structure_get_int (s, "depth", &depth);
|
||||
gst_structure_get_int (s, "width", &width);
|
||||
gst_structure_get_int (s, "channels", &channels);
|
||||
gst_audio_info_from_caps (&info, audio_caps);
|
||||
isFloat = GST_AUDIO_INFO_IS_FLOAT(&info);
|
||||
depth = GST_AUDIO_INFO_DEPTH(&info);
|
||||
|
||||
return [NSDictionary dictionaryWithObjectsAndKeys:
|
||||
[NSNumber numberWithInt:kAudioFormatLinearPCM], AVFormatIDKey,
|
||||
[NSNumber numberWithFloat: samplerate], AVSampleRateKey,
|
||||
[NSNumber numberWithInt:channels], AVNumberOfChannelsKey,
|
||||
[NSNumber numberWithFloat:info.rate], AVSampleRateKey,
|
||||
[NSNumber numberWithInt:info.channels], AVNumberOfChannelsKey,
|
||||
//[NSData dataWithBytes:&channelLayout length:sizeof(AudioChannelLayout)],
|
||||
//AVChannelLayoutKey,
|
||||
[NSNumber numberWithInt:depth], AVLinearPCMBitDepthKey,
|
||||
|
|
@ -801,8 +901,8 @@ gst_avasset_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
|
|||
audio_tracks = [[asset tracksWithMediaType:AVMediaTypeAudio] retain];
|
||||
video_tracks = [[asset tracksWithMediaType:AVMediaTypeVideo] retain];
|
||||
reader.timeRange = CMTimeRangeMake(kCMTimeZero, asset.duration);
|
||||
GST_INFO ("Found %d video tracks and %d audio tracks",
|
||||
[video_tracks count], [audio_tracks count]);
|
||||
GST_INFO ("Found %lu video tracks and %lu audio tracks",
|
||||
(unsigned long)[video_tracks count], (unsigned long)[audio_tracks count]);
|
||||
}
|
||||
|
||||
- (id) initWithURI:(gchar*)uri : (GError **)error;
|
||||
|
|
@ -835,10 +935,8 @@ gst_avasset_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
|
|||
|
||||
/* FIXME: use fixed caps here until we found a way to determine
|
||||
* the native audio format */
|
||||
audio_caps = gst_caps_from_string ("audio/x-raw-float, "
|
||||
"endianness = (int) 1234, signed = (boolean) TRUE, "
|
||||
"rate = (int) 44100, channels = (int) 2, "
|
||||
"width= (int) 32, depth = (int) 32");
|
||||
audio_caps = gst_caps_from_string ("audio/x-raw, "
|
||||
"format=F32LE, rate=44100, channels=2, layout=interleaved");
|
||||
|
||||
[self initReader: error];
|
||||
if (*error) {
|
||||
|
|
@ -985,14 +1083,13 @@ gst_avasset_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
|
|||
return NULL;
|
||||
}
|
||||
|
||||
buf = gst_core_media_buffer_new (cmbuf);
|
||||
buf = gst_core_media_buffer_new (cmbuf, FALSE);
|
||||
dur = CMSampleBufferGetDuration (cmbuf);
|
||||
ts = CMSampleBufferGetPresentationTimeStamp (cmbuf);
|
||||
if (dur.value != 0) {
|
||||
GST_BUFFER_DURATION (buf) = CMTIME_TO_GST_TIME (dur);
|
||||
}
|
||||
GST_BUFFER_TIMESTAMP (buf) = CMTIME_TO_GST_TIME (ts);
|
||||
gst_buffer_set_caps (buf, caps);
|
||||
GST_LOG ("Copying next %s buffer ts:%" GST_TIME_FORMAT " dur:%"
|
||||
GST_TIME_FORMAT, MEDIA_TYPE_TO_STR (type),
|
||||
GST_TIME_ARGS(GST_BUFFER_TIMESTAMP (buf)),
|
||||
|
|
@ -1016,8 +1113,8 @@ gst_avasset_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
|
|||
|
||||
track = [video_tracks objectAtIndex: selected_video_track];
|
||||
gst_util_double_to_fraction(track.nominalFrameRate, &fr_n, &fr_d);
|
||||
caps = gst_caps_new_simple ("video/x-raw-yuv",
|
||||
"format", GST_TYPE_FOURCC, GST_MAKE_FOURCC ('N', 'V', '1', '2'),
|
||||
caps = gst_caps_new_simple ("video/x-raw",
|
||||
"format", G_TYPE_STRING, "NV12",
|
||||
"width", G_TYPE_INT, (int) track.naturalSize.width,
|
||||
"height", G_TYPE_INT, (int) track.naturalSize.height,
|
||||
"framerate", GST_TYPE_FRACTION, fr_n, fr_d, NULL);
|
||||
|
|
|
|||
|
|
@ -24,12 +24,12 @@
|
|||
#include <Foundation/Foundation.h>
|
||||
#ifdef HAVE_IOS
|
||||
#include "iosassetsrc.h"
|
||||
#include "iosavassetsrc.h"
|
||||
#else
|
||||
#include "qtkitvideosrc.h"
|
||||
#endif
|
||||
#ifdef HAVE_AVFOUNDATION
|
||||
#include "avfvideosrc.h"
|
||||
#include "iosavassetsrc.h"
|
||||
#endif
|
||||
#ifndef HAVE_IOS
|
||||
#include "vth264decbin.h"
|
||||
|
|
@ -59,8 +59,6 @@ plugin_init (GstPlugin * plugin)
|
|||
#ifdef HAVE_IOS
|
||||
res &= gst_element_register (plugin, "iosassetsrc", GST_RANK_SECONDARY,
|
||||
GST_TYPE_IOS_ASSET_SRC);
|
||||
res &= gst_element_register (plugin, "iosavassetsrc", GST_RANK_PRIMARY,
|
||||
GST_TYPE_AVASSET_SRC);
|
||||
#else
|
||||
enable_mt_mode ();
|
||||
|
||||
|
|
@ -71,6 +69,8 @@ plugin_init (GstPlugin * plugin)
|
|||
#ifdef HAVE_AVFOUNDATION
|
||||
res &= gst_element_register (plugin, "avfvideosrc", GST_RANK_PRIMARY,
|
||||
GST_TYPE_AVF_VIDEO_SRC);
|
||||
res &= gst_element_register (plugin, "iosavassetsrc", GST_RANK_PRIMARY,
|
||||
GST_TYPE_AVASSET_SRC);
|
||||
#endif
|
||||
|
||||
#if 0
|
||||
|
|
|
|||
Loading…
Reference in a new issue