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celvideosrc: update to new Celestial and MediaToolbox APIs

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This means celvideosrc is no longer compatible with iOS 3.x.
This commit is contained in:
Ole André Vadla Ravnås 2010-11-05 15:14:08 +01:00
parent bf095e891f
commit b7368c34fd
2 changed files with 57 additions and 58 deletions
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107
sys/applemedia/celvideosrc.c
View file

@ -68,13 +68,13 @@ static void gst_cel_video_src_release_device_caps_and_formats
static gboolean gst_cel_video_src_select_format (GstCelVideoSrc * self,
GstCelVideoFormat * format);
static gboolean gst_cel_video_src_parse_imager_format
(GstCelVideoSrc * self, guint index, CFDictionaryRef imager_format,
static gboolean gst_cel_video_src_parse_stream_format
(GstCelVideoSrc * self, guint index, CFDictionaryRef stream_format,
GstCelVideoFormat * format);
static OSStatus gst_cel_video_src_set_device_property_i32
static OSStatus gst_cel_video_src_set_stream_property_i32
(GstCelVideoSrc * self, CFStringRef name, SInt32 value);
static OSStatus gst_cel_video_src_set_device_property_cstr
(GstCelVideoSrc * self, const gchar * name, const gchar * value);
static OSStatus gst_cel_video_src_set_stream_property_value
(GstCelVideoSrc * self, CFStringRef name, CFTypeRef value);
static GstPushSrcClass *parent_class;
@ -419,7 +419,6 @@ gst_cel_video_src_open_device (GstCelVideoSrc * self)
FigCaptureStreamRef stream = NULL;
FigBaseObjectRef stream_base;
FigBaseVTable *stream_vt;
FigCaptureStreamIface *stream_iface;
CMBufferQueueRef queue = NULL;
ctx = gst_core_media_ctx_new (GST_API_CORE_VIDEO | GST_API_CORE_MEDIA
@ -443,7 +442,6 @@ gst_cel_video_src_open_device (GstCelVideoSrc * self)
stream_base = mt->FigCaptureStreamGetFigBaseObject (stream);
stream_vt = cm->FigBaseObjectGetVTable (stream_base);
stream_iface = stream_vt->derived;
status = stream_vt->base->CopyProperty (stream_base,
*(mt->kFigCaptureStreamProperty_BufferQueue), NULL, &queue);
@ -458,12 +456,15 @@ gst_cel_video_src_open_device (GstCelVideoSrc * self)
self->ctx = ctx;
self->device = device;
self->device_iface_base = device_vt->base;
self->device_iface = device_vt->derived;
self->device_base = device_base;
self->device_base_iface = device_vt->base;
self->stream = stream;
self->stream_iface_base = stream_vt->base;
self->stream_iface = stream_iface;
self->queue = queue;
self->stream_iface = stream_vt->derived;
self->stream_base = stream_base;
self->stream_base_iface = stream_vt->base;
self->queue = queue;
self->duration = GST_CLOCK_TIME_NONE;
return TRUE;
@ -510,16 +511,19 @@ gst_cel_video_src_close_device (GstCelVideoSrc * self)
gst_cel_video_src_release_device_caps_and_formats (self);
self->stream_iface->Stop (self->stream);
self->stream_iface = NULL;
self->stream_iface_base->Finalize (self->stream);
self->stream_iface_base = NULL;
self->stream_base_iface->Finalize (self->stream_base);
CFRelease (self->stream);
self->stream = NULL;
self->stream_iface = NULL;
self->stream_base = NULL;
self->stream_base_iface = NULL;
self->device_iface_base->Finalize (self->device);
self->device_iface_base = NULL;
self->device_base_iface->Finalize (self->device_base);
CFRelease (self->device);
self->device = NULL;
self->device_iface = NULL;
self->device_base = NULL;
self->device_base_iface = NULL;
self->ctx->cm->FigBufferQueueRelease (self->queue);
self->queue = NULL;
@ -532,7 +536,7 @@ static void
gst_cel_video_src_ensure_device_caps_and_formats (GstCelVideoSrc * self)
{
OSStatus status;
CFArrayRef iformats = NULL;
CFArrayRef stream_formats = NULL;
CFIndex format_count, i;
if (self->device_caps != NULL)
@ -541,22 +545,22 @@ gst_cel_video_src_ensure_device_caps_and_formats (GstCelVideoSrc * self)
self->device_caps = gst_caps_new_empty ();
self->device_formats = g_array_new (FALSE, FALSE, sizeof (GstCelVideoFormat));
status = self->device_iface_base->CopyProperty (self->device,
*(self->ctx->mt->kFigCaptureDeviceProperty_ImagerSupportedFormatsArray),
NULL, (CFTypeRef *) & iformats);
status = self->stream_base_iface->CopyProperty (self->stream_base,
*(self->ctx->mt->kFigCaptureStreamProperty_SupportedFormatsArray),
NULL, (CFTypeRef *) & stream_formats);
if (status != noErr)
goto beach;
format_count = CFArrayGetCount (iformats);
format_count = CFArrayGetCount (stream_formats);
GST_DEBUG_OBJECT (self, "device supports %d formats", (gint) format_count);
for (i = 0; i != format_count; i++) {
CFDictionaryRef iformat;
CFDictionaryRef sformat;
GstCelVideoFormat format;
iformat = CFArrayGetValueAtIndex (iformats, i);
sformat = CFArrayGetValueAtIndex (stream_formats, i);
if (gst_cel_video_src_parse_imager_format (self, i, iformat, &format)) {
if (gst_cel_video_src_parse_stream_format (self, i, sformat, &format)) {
gst_caps_append_structure (self->device_caps,
gst_structure_new ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, format.fourcc,
@ -570,7 +574,7 @@ gst_cel_video_src_ensure_device_caps_and_formats (GstCelVideoSrc * self)
}
}
CFRelease (iformats);
CFRelease (stream_formats);
already_probed:
beach:
@ -597,28 +601,30 @@ gst_cel_video_src_select_format (GstCelVideoSrc * self,
{
gboolean result = FALSE;
GstMTApi *mt = self->ctx->mt;
GstCelApi *cel = self->ctx->cel;
OSStatus status;
SInt32 framerate;
status = gst_cel_video_src_set_device_property_i32 (self,
*(mt->kFigCaptureDeviceProperty_ImagerFormatDescription), format->index);
status = gst_cel_video_src_set_stream_property_i32 (self,
*(mt->kFigCaptureStreamProperty_FormatIndex), format->index);
if (status != noErr)
goto beach;
framerate = format->fps_n / format->fps_d;
status = gst_cel_video_src_set_device_property_i32 (self,
*(mt->kFigCaptureDeviceProperty_ImagerFrameRate), framerate);
status = gst_cel_video_src_set_stream_property_i32 (self,
*(mt->kFigCaptureStreamProperty_MinimumFrameRate), framerate);
if (status != noErr)
goto beach;
status = gst_cel_video_src_set_device_property_i32 (self,
*(mt->kFigCaptureDeviceProperty_ImagerMinimumFrameRate), framerate);
status = gst_cel_video_src_set_stream_property_i32 (self,
*(mt->kFigCaptureStreamProperty_MaximumFrameRate), framerate);
if (status != noErr)
goto beach;
status = gst_cel_video_src_set_device_property_cstr (self,
"ColorRange", "ColorRangeSDVideo");
status = gst_cel_video_src_set_stream_property_value (self,
*(cel->kFigCaptureStreamProperty_ColorRange),
*(cel->kFigCapturePropertyValue_ColorRangeSDVideo));
if (status != noErr)
goto beach;
@ -639,8 +645,8 @@ beach:
}
static gboolean
gst_cel_video_src_parse_imager_format (GstCelVideoSrc * self,
guint index, CFDictionaryRef imager_format, GstCelVideoFormat * format)
gst_cel_video_src_parse_stream_format (GstCelVideoSrc * self,
guint index, CFDictionaryRef stream_format, GstCelVideoFormat * format)
{
GstCMApi *cm = self->ctx->cm;
GstMTApi *mt = self->ctx->mt;
@ -652,8 +658,8 @@ gst_cel_video_src_parse_imager_format (GstCelVideoSrc * self,
format->index = index;
desc = CFDictionaryGetValue (imager_format,
*(mt->kFigImagerSupportedFormat_FormatDescription));
desc = CFDictionaryGetValue (stream_format,
*(mt->kFigSupportedFormat_FormatDescription));
dim = cm->CMVideoFormatDescriptionGetDimensions (desc);
format->width = dim.width;
@ -674,8 +680,8 @@ gst_cel_video_src_parse_imager_format (GstCelVideoSrc * self,
goto unsupported_format;
}
framerate_value = CFDictionaryGetValue (imager_format,
*(mt->kFigImagerSupportedFormat_MaxFrameRate));
framerate_value = CFDictionaryGetValue (stream_format,
*(mt->kFigSupportedFormat_VideoMaxFrameRate));
CFNumberGetValue (framerate_value, kCFNumberSInt32Type, &fps_n);
format->fps_n = fps_n;
format->fps_d = 1;
@ -687,36 +693,25 @@ unsupported_format:
}
static OSStatus
gst_cel_video_src_set_device_property_i32 (GstCelVideoSrc * self,
gst_cel_video_src_set_stream_property_i32 (GstCelVideoSrc * self,
CFStringRef name, SInt32 value)
{
OSStatus status;
CFNumberRef number;
number = CFNumberCreate (NULL, kCFNumberSInt32Type, &value);
status = self->device_iface_base->SetProperty (self->device, name, number);
status = self->stream_base_iface->SetProperty (self->stream_base, name,
number);
CFRelease (number);
return status;
}
static OSStatus
gst_cel_video_src_set_device_property_cstr (GstCelVideoSrc * self,
const gchar * name, const gchar * value)
gst_cel_video_src_set_stream_property_value (GstCelVideoSrc * self,
CFStringRef name, CFTypeRef value)
{
OSStatus status;
CFStringRef name_str, value_str;
name_str = CFStringCreateWithCStringNoCopy (NULL, name,
kCFStringEncodingUTF8, kCFAllocatorNull);
value_str = CFStringCreateWithCStringNoCopy (NULL, value,
kCFStringEncodingUTF8, kCFAllocatorNull);
status = self->device_iface_base->SetProperty (self->device,
name_str, value_str);
CFRelease (value_str);
CFRelease (name_str);
return status;
return self->stream_base_iface->SetProperty (self->stream_base, name, value);
}
static void

8
sys/applemedia/celvideosrc.h
View file

@ -51,10 +51,14 @@ struct _GstCelVideoSrc
GstCoreMediaCtx *ctx;
FigCaptureDeviceRef device;
FigBaseIface *device_iface_base;
FigCaptureDeviceIface *device_iface;
FigBaseObjectRef device_base;
FigBaseIface *device_base_iface;
FigCaptureStreamRef stream;
FigBaseIface *stream_iface_base;
FigCaptureStreamIface *stream_iface;
FigBaseObjectRef stream_base;
FigBaseIface *stream_base_iface;
CMBufferQueueRef queue;
GstCaps *device_caps;
GArray *device_formats;