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gst/multifile/gstmultifilesrc.c: Add example to the docs. Fix buffer-offset-end and add some debug.

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Original commit message from CVS:
* gst/multifile/gstmultifilesrc.c: (gst_multi_file_src_create):
Add example to the docs. Fix buffer-offset-end and add some debug.
This commit is contained in:
Stefan Kost 2007-07-18 07:51:11 +00:00
parent 728a5af63e
commit 1b55aabe4e
1 changed files with 21 additions and 4 deletions
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25
gst/multifile/gstmultifilesrc.c
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@ -23,8 +23,22 @@
* @short_description: reads buffers from sequentially-named files * @short_description: reads buffers from sequentially-named files
* @see_also: #GstFileSrc * @see_also: #GstFileSrc
* *
* Reads buffers from sequentially named files. * <refsect2>
*/ * <para>
* Reads buffers from sequentially named files. If used together with an image
* decoder one needs to use the GstMultiFileSrc::caps property or a capsfilter
* to force to caps containing a framerate. Otherwise imagedecoders send EOS
* after the first picture.
* </para>
* <title>Example launch line</title>
* <para>
* <programlisting>
* gst-launch multifilesrc location="img.%04d.png" index=0 ! image/png,framerate='(fraction)'1/1 ! pngdec ! ffmpegcolorspace ! ffenc_mpeg4 ! avimux ! filesink location="images.avi"
* </programlisting>
* This pipeline joins multiple frames into one video.
* </para>
* </refsect2>
*/
#ifdef HAVE_CONFIG_H #ifdef HAVE_CONFIG_H
# include "config.h" # include "config.h"
@ -246,6 +260,8 @@ gst_multi_file_src_create (GstPushSrc * src, GstBuffer ** buffer)
filename = gst_multi_file_src_get_filename (filesrc); filename = gst_multi_file_src_get_filename (filesrc);
GST_DEBUG_OBJECT (filesrc, "reading from file \"%s\".", filename);
file = fopen (filename, "rb"); file = fopen (filename, "rb");
if (!file) { if (!file) {
goto handle_error; goto handle_error;
@ -266,12 +282,13 @@ gst_multi_file_src_create (GstPushSrc * src, GstBuffer ** buffer)
GST_BUFFER_SIZE (buf) = size; GST_BUFFER_SIZE (buf) = size;
GST_BUFFER_OFFSET (buf) = filesrc->offset; GST_BUFFER_OFFSET (buf) = filesrc->offset;
GST_BUFFER_OFFSET (buf) = filesrc->offset + size; GST_BUFFER_OFFSET_END (buf) = filesrc->offset + size;
filesrc->offset += size; filesrc->offset += size;
gst_buffer_set_caps (buf, filesrc->caps); gst_buffer_set_caps (buf, filesrc->caps);
fclose (file); GST_DEBUG_OBJECT (filesrc, "read file \"%s\".", filename);
fclose (file);
g_free (filename); g_free (filename);
*buffer = buf; *buffer = buf;
return GST_FLOW_OK; return GST_FLOW_OK;