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dvb/parsechannels: add prototypes and reorganize for clarity

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Reynaldo H. Verdejo Pinochet 2016-10-09 03:23:19 -07:00
parent 6f4d40ded3
commit 5d1b62ccda
1 changed files with 95 additions and 60 deletions
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155
sys/dvb/parsechannels.c
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@ -37,6 +37,9 @@
#include <linux/dvb/frontend.h> #include <linux/dvb/frontend.h>
GST_DEBUG_CATEGORY_EXTERN (dvb_base_bin_debug);
#define GST_CAT_DEFAULT dvb_base_bin_debug
typedef enum typedef enum
{ {
CHANNEL_CONF_FORMAT_NONE, CHANNEL_CONF_FORMAT_NONE,
@ -44,25 +47,111 @@ typedef enum
CHANNEL_CONF_FORMAT_ZAP CHANNEL_CONF_FORMAT_ZAP
} GstDvbChannelConfFormat; } GstDvbChannelConfFormat;
typedef gboolean (*GstDvbV5ChannelsConfPropSetFunction) (GstElement *
dvbbasebin, const gchar * property, GKeyFile * kf,
const gchar * channel_name, const gchar * key);
typedef struct
{
const gchar *conf_property;
const gchar *elem_property;
GstDvbV5ChannelsConfPropSetFunction set_func;
} GstDvbV5ChannelsConfToPropertyMap;
static gboolean parse_and_configure_from_v5_conf_file (GstElement * dvbbasebin, static gboolean parse_and_configure_from_v5_conf_file (GstElement * dvbbasebin,
const gchar * filename, const gchar * channel_name, GError ** error); const gchar * filename, const gchar * channel_name, GError ** error);
static gboolean parse_and_configure_from_zap_conf_file (GstElement * dvbbasebin, static gboolean parse_and_configure_from_zap_conf_file (GstElement * dvbbasebin,
const gchar * filename, const gchar * channel_name, GError ** error); const gchar * filename, const gchar * channel_name, GError ** error);
static GstDvbChannelConfFormat detect_file_format (const gchar * filename); static GstDvbChannelConfFormat detect_file_format (const gchar * filename);
static gboolean gst_dvb_base_bin_conf_set_string (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_uint (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_int (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_inversion (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_guard (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_trans_mode (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_code_rate (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_delsys (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_hierarchy (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static gboolean gst_dvb_base_bin_conf_set_modulation (GstElement * dvbbasebin,
const gchar * property, GKeyFile * kf, const gchar * channel_name,
const gchar * key);
static GHashTable *parse_channels_conf_from_file (GstElement * dvbbasebin,
const gchar * filename, GError ** error);
static gboolean remove_channel_from_hash (gpointer key, gpointer value,
gpointer user_data);
static void destroy_channels_hash (GHashTable * channels);
GST_DEBUG_CATEGORY_EXTERN (dvb_base_bin_debug); GstDvbV5ChannelsConfToPropertyMap dvbv5_prop_map[] = {
#define GST_CAT_DEFAULT dvb_base_bin_debug {"SERVICE_ID", "program-numbers", gst_dvb_base_bin_conf_set_string},
{"FREQUENCY", "frequency", gst_dvb_base_bin_conf_set_uint},
{"BANDWIDTH_HZ", "bandwidth-hz", gst_dvb_base_bin_conf_set_uint},
{"INVERSION", "inversion", gst_dvb_base_bin_conf_set_inversion},
{"GUARD_INTERVAL", "guard", gst_dvb_base_bin_conf_set_guard},
{"TRANSMISSION_MODE", "trans-mode", gst_dvb_base_bin_conf_set_trans_mode},
{"HIERARCHY", "hierarchy", gst_dvb_base_bin_conf_set_hierarchy},
{"MODULATION", "modulation", gst_dvb_base_bin_conf_set_modulation},
{"CODE_RATE_HP", "code-rate-hp", gst_dvb_base_bin_conf_set_code_rate},
{"CODE_RATE_LP", "code-rate-lp", gst_dvb_base_bin_conf_set_code_rate},
{"ISDBT_LAYER_ENABLED", "isdbt-layer-enabled",
gst_dvb_base_bin_conf_set_uint},
{"ISDBT_PARTIAL_RECEPTION", "isdbt-partial-reception",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_SOUND_BROADCASTING", "isdbt-sound-broadcasting",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_SB_SUBCHANNEL_ID", "isdbt-sb-subchannel-id",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_SB_SEGMENT_IDX", "isdbt-sb-segment-idx",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_SB_SEGMENT_COUNT", "isdbt-sb-segment-count", gst_dvb_base_bin_conf_set_int}, /* Range in files start from 0, property starts from 1 */
{"ISDBT_LAYERA_FEC", "isdbt-layera-fec", gst_dvb_base_bin_conf_set_code_rate},
{"ISDBT_LAYERA_MODULATION", "isdbt-layera-modulation",
gst_dvb_base_bin_conf_set_modulation},
{"ISDBT_LAYERA_SEGMENT_COUNT", "isdbt-layera-segment-count",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERA_TIME_INTERLEAVING", "isdbt-layera-time-interleaving",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERB_FEC", "isdbt-layerb-fec", gst_dvb_base_bin_conf_set_code_rate},
{"ISDBT_LAYERB_MODULATION", "isdbt-layerb-modulation",
gst_dvb_base_bin_conf_set_modulation},
{"ISDBT_LAYERB_SEGMENT_COUNT", "isdbt-layerb-segment-count",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERB_TIME_INTERLEAVING", "isdbt-layerb-time-interleaving",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERC_FEC", "isdbt-layerc-fec", gst_dvb_base_bin_conf_set_code_rate},
{"ISDBT_LAYERC_MODULATION", "isdbt-layerc-modulation",
gst_dvb_base_bin_conf_set_modulation},
{"ISDBT_LAYERC_SEGMENT_COUNT", "isdbt-layerc-segment-count",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERC_TIME_INTERLEAVING", "isdbt-layerc-time-interleaving",
gst_dvb_base_bin_conf_set_int},
{"DELIVERY_SYSTEM", "delsys", gst_dvb_base_bin_conf_set_delsys},
{NULL,}
};
/* TODO: /* TODO:
* Store the channels hash table around instead of constantly parsing it * Store the channels hash table around instead of constantly parsing it
* Detect when the file changed on disk * Detect when the file changed on disk
*/ */
typedef gboolean (*GstDvbV5ChannelsConfPropSetFunction) (GstElement *
dvbbasebin, const gchar * property, GKeyFile * kf,
const gchar * channel_name, const gchar * key);
static gint static gint
gst_dvb_base_bin_find_string_in_array (const gchar ** array, const gchar * str) gst_dvb_base_bin_find_string_in_array (const gchar ** array, const gchar * str)
{ {
@ -262,60 +351,6 @@ gst_dvb_base_bin_conf_set_modulation (GstElement * dvbbasebin,
property, kf, channel_name, key, modulations, 6); property, kf, channel_name, key, modulations, 6);
} }
typedef struct
{
const gchar *conf_property;
const gchar *elem_property;
GstDvbV5ChannelsConfPropSetFunction set_func;
} GstDvbV5ChannelsConfToPropertyMap;
GstDvbV5ChannelsConfToPropertyMap dvbv5_prop_map[] = {
{"SERVICE_ID", "program-numbers", gst_dvb_base_bin_conf_set_string},
{"FREQUENCY", "frequency", gst_dvb_base_bin_conf_set_uint},
{"BANDWIDTH_HZ", "bandwidth-hz", gst_dvb_base_bin_conf_set_uint},
{"INVERSION", "inversion", gst_dvb_base_bin_conf_set_inversion},
{"GUARD_INTERVAL", "guard", gst_dvb_base_bin_conf_set_guard},
{"TRANSMISSION_MODE", "trans-mode", gst_dvb_base_bin_conf_set_trans_mode},
{"HIERARCHY", "hierarchy", gst_dvb_base_bin_conf_set_hierarchy},
{"MODULATION", "modulation", gst_dvb_base_bin_conf_set_modulation},
{"CODE_RATE_HP", "code-rate-hp", gst_dvb_base_bin_conf_set_code_rate},
{"CODE_RATE_LP", "code-rate-lp", gst_dvb_base_bin_conf_set_code_rate},
{"ISDBT_LAYER_ENABLED", "isdbt-layer-enabled",
gst_dvb_base_bin_conf_set_uint},
{"ISDBT_PARTIAL_RECEPTION", "isdbt-partial-reception",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_SOUND_BROADCASTING", "isdbt-sound-broadcasting",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_SB_SUBCHANNEL_ID", "isdbt-sb-subchannel-id",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_SB_SEGMENT_IDX", "isdbt-sb-segment-idx",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_SB_SEGMENT_COUNT", "isdbt-sb-segment-count", gst_dvb_base_bin_conf_set_int}, /* Range in files start from 0, property starts from 1 */
{"ISDBT_LAYERA_FEC", "isdbt-layera-fec", gst_dvb_base_bin_conf_set_code_rate},
{"ISDBT_LAYERA_MODULATION", "isdbt-layera-modulation",
gst_dvb_base_bin_conf_set_modulation},
{"ISDBT_LAYERA_SEGMENT_COUNT", "isdbt-layera-segment-count",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERA_TIME_INTERLEAVING", "isdbt-layera-time-interleaving",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERB_FEC", "isdbt-layerb-fec", gst_dvb_base_bin_conf_set_code_rate},
{"ISDBT_LAYERB_MODULATION", "isdbt-layerb-modulation",
gst_dvb_base_bin_conf_set_modulation},
{"ISDBT_LAYERB_SEGMENT_COUNT", "isdbt-layerb-segment-count",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERB_TIME_INTERLEAVING", "isdbt-layerb-time-interleaving",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERC_FEC", "isdbt-layerc-fec", gst_dvb_base_bin_conf_set_code_rate},
{"ISDBT_LAYERC_MODULATION", "isdbt-layerc-modulation",
gst_dvb_base_bin_conf_set_modulation},
{"ISDBT_LAYERC_SEGMENT_COUNT", "isdbt-layerc-segment-count",
gst_dvb_base_bin_conf_set_int},
{"ISDBT_LAYERC_TIME_INTERLEAVING", "isdbt-layerc-time-interleaving",
gst_dvb_base_bin_conf_set_int},
{"DELIVERY_SYSTEM", "delsys", gst_dvb_base_bin_conf_set_delsys},
{NULL,}
};
static gboolean static gboolean
parse_and_configure_from_v5_conf_file (GstElement * dvbbasebin, parse_and_configure_from_v5_conf_file (GstElement * dvbbasebin,
const gchar * filename, const gchar * channel_name, GError ** error) const gchar * filename, const gchar * channel_name, GError ** error)