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play: Include pipeline dump in error details structure

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This can be useful for debugging purposes. It can't be done on application side
because the on_error callback tears down the pipeline.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5828>
This commit is contained in:
Philippe Normand 2023-12-18 17:02:22 +00:00 committed by GStreamer Marge Bot
parent c6c567e3e4
commit 61d3f5c8e0
4 changed files with 118 additions and 1 deletions
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35
girs/GstPlay-1.0.gir
View file

@ -357,6 +357,20 @@ performed.</doc>
</parameter>
</parameters>
</constructor>
<function name="config_get_pipeline_dump_in_error_details" c:identifier="gst_play_config_get_pipeline_dump_in_error_details" version="1.24">
<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.h"/>
<return-value transfer-ownership="none">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.c">%TRUE if pipeline dumps are included in #GstPlay error message
details.</doc>
<type name="gboolean" c:type="gboolean"/>
</return-value>
<parameters>
<parameter name="config" transfer-ownership="none">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.c">a #GstPlay configuration</doc>
<type name="Gst.Structure" c:type="const GstStructure*"/>
</parameter>
</parameters>
</function>
<function name="config_get_position_update_interval" c:identifier="gst_play_config_get_position_update_interval" version="1.20">
<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.h"/>
<return-value transfer-ownership="none">
@ -398,6 +412,27 @@ gst_play_config_set_user_agent() if any.</doc>
</parameter>
</parameters>
</function>
<function name="config_set_pipeline_dump_in_error_details" c:identifier="gst_play_config_set_pipeline_dump_in_error_details" version="1.24">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.c">When enabled, the error message emitted by #GstPlay will include a pipeline
dump (in Graphviz DOT format) in the error details #GstStructure. The field
name is `pipeline-dump`.
This option is disabled by default.</doc>
<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.h"/>
<return-value transfer-ownership="none">
<type name="none" c:type="void"/>
</return-value>
<parameters>
<parameter name="config" transfer-ownership="none">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.c">a #GstPlay configuration</doc>
<type name="Gst.Structure" c:type="GstStructure*"/>
</parameter>
<parameter name="value" transfer-ownership="none">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.c">Include pipeline dumps in error details, or not.</doc>
<type name="gboolean" c:type="gboolean"/>
</parameter>
</parameters>
</function>
<function name="config_set_position_update_interval" c:identifier="gst_play_config_set_position_update_interval" version="1.20">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.c">set desired interval in milliseconds between two position-updated messages.
pass 0 to stop updating the position.</doc>

2
subprojects/gst-docs/symbols/symbol_index.json
View file

@ -40699,9 +40699,11 @@
"gst_play_audio_info_get_max_bitrate",
"gst_play_audio_info_get_sample_rate",
"gst_play_color_balance_type_get_name",
"gst_play_config_get_pipeline_dump_in_error_details",
"gst_play_config_get_position_update_interval",
"gst_play_config_get_seek_accurate",
"gst_play_config_get_user_agent",
"gst_play_config_set_pipeline_dump_in_error_details",
"gst_play_config_set_position_update_interval",
"gst_play_config_set_seek_accurate",
"gst_play_config_set_user_agent",

75
subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.c
View file

@ -125,6 +125,7 @@ typedef enum
CONFIG_QUARK_USER_AGENT = 0,
CONFIG_QUARK_POSITION_INTERVAL_UPDATE,
CONFIG_QUARK_ACCURATE_SEEK,
CONFIG_QUARK_PIPELINE_DUMP_IN_ERROR_DETAILS,
CONFIG_QUARK_MAX
} ConfigQuarkId;
@ -133,6 +134,7 @@ static const gchar *_config_quark_strings[] = {
"user-agent",
"position-interval-update",
"accurate-seek",
"pipeline-dump-in-error-details",
};
static GQuark _config_quark_table[CONFIG_QUARK_MAX];
@ -316,6 +318,7 @@ gst_play_init (GstPlay * self)
self->config = gst_structure_new_id (QUARK_CONFIG,
CONFIG_QUARK (POSITION_INTERVAL_UPDATE), G_TYPE_UINT, DEFAULT_POSITION_UPDATE_INTERVAL_MS,
CONFIG_QUARK (ACCURATE_SEEK), G_TYPE_BOOLEAN, FALSE,
CONFIG_QUARK (PIPELINE_DUMP_IN_ERROR_DETAILS), G_TYPE_BOOLEAN, FALSE,
NULL);
/* *INDENT-ON* */
@ -968,12 +971,37 @@ remove_ready_timeout_source (GstPlay * self)
static void
on_error (GstPlay * self, GError * err, const GstStructure * details)
{
#ifndef GST_DISABLE_GST_DEBUG
GstStructure *extra_details = NULL;
gchar *dot_data = NULL;
#endif
GST_ERROR_OBJECT (self, "Error: %s (%s, %d)", err->message,
g_quark_to_string (err->domain), err->code);
#ifndef GST_DISABLE_GST_DEBUG
extra_details = gst_structure_copy (details);
if (gst_play_config_get_pipeline_dump_in_error_details (self->config)) {
dot_data = gst_debug_bin_to_dot_data (GST_BIN_CAST (self->playbin),
GST_DEBUG_GRAPH_SHOW_ALL);
gst_structure_set (extra_details, "pipeline-dump", G_TYPE_STRING, dot_data,
NULL);
}
#endif
api_bus_post_message (self, GST_PLAY_MESSAGE_ERROR,
GST_PLAY_MESSAGE_DATA_ERROR, G_TYPE_ERROR, err,
GST_PLAY_MESSAGE_DATA_ERROR_DETAILS, GST_TYPE_STRUCTURE, details, NULL);
GST_PLAY_MESSAGE_DATA_ERROR_DETAILS, GST_TYPE_STRUCTURE,
#ifndef GST_DISABLE_GST_DEBUG
extra_details
#else
details
#endif
, NULL);
#ifndef GST_DISABLE_GST_DEBUG
g_free (dot_data);
gst_structure_free (extra_details);
#endif
g_error_free (err);
@ -4495,6 +4523,51 @@ gst_play_config_get_seek_accurate (const GstStructure * config)
return accurate;
}
/**
* gst_play_config_set_pipeline_dump_in_error_details:
* @config: a #GstPlay configuration
* @value: Include pipeline dumps in error details, or not.
*
* When enabled, the error message emitted by #GstPlay will include a pipeline
* dump (in Graphviz DOT format) in the error details #GstStructure. The field
* name is `pipeline-dump`.
*
* This option is disabled by default.
*
* Since: 1.24
*/
void
gst_play_config_set_pipeline_dump_in_error_details (GstStructure * config,
gboolean value)
{
g_return_if_fail (config != NULL);
gst_structure_id_set (config, CONFIG_QUARK (PIPELINE_DUMP_IN_ERROR_DETAILS),
G_TYPE_BOOLEAN, value, NULL);
}
/**
* gst_play_config_get_pipeline_dump_in_error_details:
* @config: a #GstPlay configuration
*
* Returns: %TRUE if pipeline dumps are included in #GstPlay error message
* details.
*
* Since: 1.24
*/
gboolean
gst_play_config_get_pipeline_dump_in_error_details (const GstStructure * config)
{
gboolean value = FALSE;
g_return_val_if_fail (config != NULL, FALSE);
gst_structure_id_get (config, CONFIG_QUARK (PIPELINE_DUMP_IN_ERROR_DETAILS),
G_TYPE_BOOLEAN, &value, NULL);
return value;
}
/**
* gst_play_get_video_snapshot:
* @play: #GstPlay instance

7
subprojects/gst-plugins-bad/gst-libs/gst/play/gstplay.h
View file

@ -378,6 +378,13 @@ void gst_play_config_set_seek_accurate (GstStructure * config, gboolea
GST_PLAY_API
gboolean gst_play_config_get_seek_accurate (const GstStructure * config);
GST_PLAY_API
void gst_play_config_set_pipeline_dump_in_error_details (GstStructure * config,
gboolean value);
GST_PLAY_API
gboolean gst_play_config_get_pipeline_dump_in_error_details (const GstStructure * config);
/**
* GstPlaySnapshotFormat:
* @GST_PLAY_THUMBNAIL_RAW_NATIVE: raw native format.