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buffer: rename PREROLL -> LIVE flag

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Rename the GST_BUFFER_FLAG_PREROLL to GST_BUFFER_FLAG_LIVE and give the new flag
a meaning. The old PREROLL flag never had a clear meaning.
This commit is contained in:
Wim Taymans 2011-08-16 17:32:20 +02:00
parent d22192474a
commit 8698a8c94e
4 changed files with 17 additions and 16 deletions
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2
gst/gstbuffer.c
View file

@ -273,7 +273,7 @@ gst_buffer_copy_into (GstBuffer * dest, GstBuffer * src,
guint mask;
/* copy relevant flags */
mask = GST_BUFFER_FLAG_PREROLL | GST_BUFFER_FLAG_IN_CAPS |
mask = GST_BUFFER_FLAG_LIVE | GST_BUFFER_FLAG_IN_CAPS |
GST_BUFFER_FLAG_DELTA_UNIT | GST_BUFFER_FLAG_DISCONT |
GST_BUFFER_FLAG_GAP | GST_BUFFER_FLAG_MEDIA1 |
GST_BUFFER_FLAG_MEDIA2 | GST_BUFFER_FLAG_MEDIA3;

27
gst/gstbuffer.h
View file

@ -159,26 +159,27 @@ typedef struct _GstBufferPool GstBufferPool;
/**
* GstBufferFlag:
* @GST_BUFFER_FLAG_PREROLL: the buffer is part of a preroll and should not be
* displayed.
* @GST_BUFFER_FLAG_LIVE: the buffer is live data and should be discarded in
* the PAUSED state.
* @GST_BUFFER_FLAG_DISCONT: the buffer marks a discontinuity in the stream.
* This typically occurs after a seek or a dropped buffer from a live or
* network source.
* This typically occurs after a seek or a dropped buffer
* from a live or network source.
* @GST_BUFFER_FLAG_IN_CAPS: the buffer has been added as a field in a #GstCaps.
* @GST_BUFFER_FLAG_GAP: the buffer has been created to fill a gap in the
* stream and contains media neutral data (elements can switch to optimized code
* path that ignores the buffer content).
* @GST_BUFFER_FLAG_GAP: the buffer has been created to fill a gap in the
* stream and contains media neutral data (elements can
* switch to optimized code path that ignores the buffer
* content).
* @GST_BUFFER_FLAG_DELTA_UNIT: this unit cannot be decoded independently.
* @GST_BUFFER_FLAG_MEDIA1: a flag whose use is specific to the caps of the buffer. Since: 0.10.23.
* @GST_BUFFER_FLAG_MEDIA2: a flag whose use is specific to the caps of the buffer. Since: 0.10.23.
* @GST_BUFFER_FLAG_MEDIA3: a flag whose use is specific to the caps of the buffer. Since: 0.10.23.
* @GST_BUFFER_FLAG_MEDIA4: a flag whose use is specific to the caps of the buffer. Since: 0.10.33.
* @GST_BUFFER_FLAG_LAST: additional flags can be added starting from this flag.
* @GST_BUFFER_FLAG_MEDIA1: a flag whose use is specific to the caps of the buffer. Since: 0.10.23.
* @GST_BUFFER_FLAG_MEDIA2: a flag whose use is specific to the caps of the buffer. Since: 0.10.23.
* @GST_BUFFER_FLAG_MEDIA3: a flag whose use is specific to the caps of the buffer. Since: 0.10.23.
* @GST_BUFFER_FLAG_MEDIA4: a flag whose use is specific to the caps of the buffer. Since: 0.10.33.
* @GST_BUFFER_FLAG_LAST: additional flags can be added starting from this flag.
*
* A set of buffer flags used to describe properties of a #GstBuffer.
*/
typedef enum {
GST_BUFFER_FLAG_PREROLL = (GST_MINI_OBJECT_FLAG_LAST << 0),
GST_BUFFER_FLAG_LIVE = (GST_MINI_OBJECT_FLAG_LAST << 0),
GST_BUFFER_FLAG_DISCONT = (GST_MINI_OBJECT_FLAG_LAST << 1),
GST_BUFFER_FLAG_IN_CAPS = (GST_MINI_OBJECT_FLAG_LAST << 2),
GST_BUFFER_FLAG_GAP = (GST_MINI_OBJECT_FLAG_LAST << 3),

2
libs/gst/base/gstbasetransform.c
View file

@ -1464,7 +1464,7 @@ default_copy_metadata (GstBaseTransform * trans,
priv = trans->priv;
/* now copy the metadata */
mask = GST_BUFFER_FLAG_PREROLL | GST_BUFFER_FLAG_IN_CAPS |
mask = GST_BUFFER_FLAG_LIVE | GST_BUFFER_FLAG_IN_CAPS |
GST_BUFFER_FLAG_DELTA_UNIT | GST_BUFFER_FLAG_DISCONT |
GST_BUFFER_FLAG_GAP | GST_BUFFER_FLAG_MEDIA1 |
GST_BUFFER_FLAG_MEDIA2 | GST_BUFFER_FLAG_MEDIA3;

2
libs/gst/dataprotocol/dataprotocol.c
View file

@ -155,7 +155,7 @@ gst_dp_header_from_buffer_any (const GstBuffer * buffer, GstDPHeaderFlag flags,
/* data flags; eats two bytes from the ABI area */
/* we copy everything but the read-only flags */
flags_mask = GST_BUFFER_FLAG_PREROLL | GST_BUFFER_FLAG_DISCONT |
flags_mask = GST_BUFFER_FLAG_LIVE | GST_BUFFER_FLAG_DISCONT |
GST_BUFFER_FLAG_IN_CAPS | GST_BUFFER_FLAG_GAP |
GST_BUFFER_FLAG_DELTA_UNIT;