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format, core-format: Constify some function parameters
This commit is contained in:
Tanu Kaskinen
parent
71816ecb7f
commit
a3a795ef3d
4 changed files with 32 additions and 32 deletions
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@ -171,7 +171,7 @@ error:
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goto out;
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}
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int pa_format_info_is_compatible(pa_format_info *first, pa_format_info *second) {
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int pa_format_info_is_compatible(const pa_format_info *first, const pa_format_info *second) {
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const char *key;
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void *state = NULL;
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@ -194,7 +194,7 @@ int pa_format_info_is_compatible(pa_format_info *first, pa_format_info *second)
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return true;
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}
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pa_format_info* pa_format_info_from_sample_spec(pa_sample_spec *ss, pa_channel_map *map) {
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pa_format_info* pa_format_info_from_sample_spec(const pa_sample_spec *ss, const pa_channel_map *map) {
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char cm[PA_CHANNEL_MAP_SNPRINT_MAX];
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pa_format_info *f;
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@ -217,7 +217,7 @@ pa_format_info* pa_format_info_from_sample_spec(pa_sample_spec *ss, pa_channel_m
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}
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/* For PCM streams */
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int pa_format_info_to_sample_spec(pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map) {
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int pa_format_info_to_sample_spec(const pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map) {
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pa_assert(f);
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pa_assert(ss);
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@ -236,7 +236,7 @@ int pa_format_info_to_sample_spec(pa_format_info *f, pa_sample_spec *ss, pa_chan
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return 0;
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}
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pa_prop_type_t pa_format_info_get_prop_type(pa_format_info *f, const char *key) {
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pa_prop_type_t pa_format_info_get_prop_type(const pa_format_info *f, const char *key) {
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const char *str;
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json_object *o, *o1;
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pa_prop_type_t type;
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@ -310,7 +310,7 @@ pa_prop_type_t pa_format_info_get_prop_type(pa_format_info *f, const char *key)
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return type;
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}
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int pa_format_info_get_prop_int(pa_format_info *f, const char *key, int *v) {
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int pa_format_info_get_prop_int(const pa_format_info *f, const char *key, int *v) {
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const char *str;
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json_object *o;
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@ -337,7 +337,7 @@ int pa_format_info_get_prop_int(pa_format_info *f, const char *key, int *v) {
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return 0;
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}
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int pa_format_info_get_prop_int_range(pa_format_info *f, const char *key, int *min, int *max) {
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int pa_format_info_get_prop_int_range(const pa_format_info *f, const char *key, int *min, int *max) {
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const char *str;
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json_object *o, *o1;
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int ret = -PA_ERR_INVALID;
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@ -377,7 +377,7 @@ out:
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return ret;
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}
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int pa_format_info_get_prop_int_array(pa_format_info *f, const char *key, int **values, int *n_values) {
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int pa_format_info_get_prop_int_array(const pa_format_info *f, const char *key, int **values, int *n_values) {
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const char *str;
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json_object *o, *o1;
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int i, ret = -PA_ERR_INVALID;
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@ -420,7 +420,7 @@ out:
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return ret;
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}
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int pa_format_info_get_prop_string(pa_format_info *f, const char *key, char **v) {
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int pa_format_info_get_prop_string(const pa_format_info *f, const char *key, char **v) {
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const char *str = NULL;
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json_object *o;
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@ -447,7 +447,7 @@ int pa_format_info_get_prop_string(pa_format_info *f, const char *key, char **v)
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return 0;
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}
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int pa_format_info_get_prop_string_array(pa_format_info *f, const char *key, char ***values, int *n_values) {
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int pa_format_info_get_prop_string_array(const pa_format_info *f, const char *key, char ***values, int *n_values) {
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const char *str;
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json_object *o, *o1;
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int i, ret = -PA_ERR_INVALID;
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@ -114,7 +114,7 @@ int pa_format_info_is_pcm(const pa_format_info *f);
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* stream's format is compatible with a given sink. In such a case,
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* \a first would be the sink's format and \a second would be the
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* stream's. \since 1.0 */
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int pa_format_info_is_compatible(pa_format_info *first, pa_format_info *second);
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int pa_format_info_is_compatible(const pa_format_info *first, const pa_format_info *second);
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/** Maximum required string length for
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* pa_format_info_snprint(). Please note that this value can change
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@ -131,14 +131,14 @@ char *pa_format_info_snprint(char *s, size_t l, const pa_format_info *f);
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pa_format_info* pa_format_info_from_string(const char *str);
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/** Utility function to take a \a pa_sample_spec and generate the corresponding \a pa_format_info. \since 2.0 */
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pa_format_info* pa_format_info_from_sample_spec(pa_sample_spec *ss, pa_channel_map *map);
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pa_format_info* pa_format_info_from_sample_spec(const pa_sample_spec *ss, const pa_channel_map *map);
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/** Utility function to generate a \a pa_sample_spec and \a pa_channel_map corresponding to a given \a pa_format_info. The
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* conversion for PCM formats is straight-forward. For non-PCM formats, if there is a fixed size-time conversion (i.e. all
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* IEC61937-encapsulated formats), a "fake" sample spec whose size-time conversion corresponds to this format is provided and
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* the channel map argument is ignored. For formats with variable size-time conversion, this function will fail. Returns a
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* negative integer if conversion failed and 0 on success. \since 2.0 */
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int pa_format_info_to_sample_spec(pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map);
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int pa_format_info_to_sample_spec(const pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map);
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/** Represents the type of value type of a property on a \ref pa_format_info. \since 2.0 */
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typedef enum pa_prop_type_t {
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@ -171,24 +171,24 @@ typedef enum pa_prop_type_t {
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/** \endcond */
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/** Gets the type of property \a key in a given \ref pa_format_info. \since 2.0 */
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pa_prop_type_t pa_format_info_get_prop_type(pa_format_info *f, const char *key);
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pa_prop_type_t pa_format_info_get_prop_type(const pa_format_info *f, const char *key);
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/** Gets an integer property from the given format info. Returns 0 on success and a negative integer on failure. \since 2.0 */
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int pa_format_info_get_prop_int(pa_format_info *f, const char *key, int *v);
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int pa_format_info_get_prop_int(const pa_format_info *f, const char *key, int *v);
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/** Gets an integer range property from the given format info. Returns 0 on success and a negative integer on failure.
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* \since 2.0 */
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int pa_format_info_get_prop_int_range(pa_format_info *f, const char *key, int *min, int *max);
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int pa_format_info_get_prop_int_range(const pa_format_info *f, const char *key, int *min, int *max);
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/** Gets an integer array property from the given format info. \a values contains the values and \a n_values contains the
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* number of elements. The caller must free \a values using \ref pa_xfree. Returns 0 on success and a negative integer on
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* failure. \since 2.0 */
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int pa_format_info_get_prop_int_array(pa_format_info *f, const char *key, int **values, int *n_values);
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int pa_format_info_get_prop_int_array(const pa_format_info *f, const char *key, int **values, int *n_values);
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/** Gets a string property from the given format info. The caller must free the returned string using \ref pa_xfree. Returns
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* 0 on success and a negative integer on failure. \since 2.0 */
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int pa_format_info_get_prop_string(pa_format_info *f, const char *key, char **v);
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int pa_format_info_get_prop_string(const pa_format_info *f, const char *key, char **v);
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/** Gets a string array property from the given format info. \a values contains the values and \a n_values contains
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* the number of elements. The caller must free \a values using \ref pa_format_info_free_string_array. Returns 0 on success and
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* a negative integer on failure. \since 2.0 */
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int pa_format_info_get_prop_string_array(pa_format_info *f, const char *key, char ***values, int *n_values);
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int pa_format_info_get_prop_string_array(const pa_format_info *f, const char *key, char ***values, int *n_values);
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/** Frees a string array returned by \ref pa_format_info_get_prop_string_array. \since 2.0 */
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void pa_format_info_free_string_array(char **values, int n_values);
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@ -28,7 +28,7 @@
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#include <pulsecore/macro.h>
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int pa_format_info_get_sample_format(pa_format_info *f, pa_sample_format_t *sf) {
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int pa_format_info_get_sample_format(const pa_format_info *f, pa_sample_format_t *sf) {
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int r;
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char *sf_str;
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pa_sample_format_t sf_local;
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@ -53,7 +53,7 @@ int pa_format_info_get_sample_format(pa_format_info *f, pa_sample_format_t *sf)
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return 0;
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}
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int pa_format_info_get_rate(pa_format_info *f, uint32_t *rate) {
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int pa_format_info_get_rate(const pa_format_info *f, uint32_t *rate) {
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int r;
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int rate_local;
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@ -74,7 +74,7 @@ int pa_format_info_get_rate(pa_format_info *f, uint32_t *rate) {
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return 0;
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}
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int pa_format_info_get_channels(pa_format_info *f, uint8_t *channels) {
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int pa_format_info_get_channels(const pa_format_info *f, uint8_t *channels) {
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int r;
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int channels_local;
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@ -95,7 +95,7 @@ int pa_format_info_get_channels(pa_format_info *f, uint8_t *channels) {
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return 0;
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}
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int pa_format_info_get_channel_map(pa_format_info *f, pa_channel_map *map) {
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int pa_format_info_get_channel_map(const pa_format_info *f, pa_channel_map *map) {
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int r;
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char *map_str;
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@ -154,8 +154,8 @@ fail:
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return NULL;
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}
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int pa_format_info_to_sample_spec2(pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map, pa_sample_spec *fallback_ss,
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pa_channel_map *fallback_map) {
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int pa_format_info_to_sample_spec2(const pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map,
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const pa_sample_spec *fallback_ss, const pa_channel_map *fallback_map) {
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int r, r2;
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pa_sample_spec ss_local;
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pa_channel_map map_local;
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@ -218,7 +218,7 @@ int pa_format_info_to_sample_spec2(pa_format_info *f, pa_sample_spec *ss, pa_cha
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return 0;
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}
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int pa_format_info_to_sample_spec_fake(pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map) {
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int pa_format_info_to_sample_spec_fake(const pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map) {
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int rate;
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pa_assert(f);
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@ -27,22 +27,22 @@
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/* Gets the sample format stored in the format info. Returns a negative error
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* code on failure. If the sample format property is not set at all, returns
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* -PA_ERR_NOENTITY. */
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int pa_format_info_get_sample_format(pa_format_info *f, pa_sample_format_t *sf);
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int pa_format_info_get_sample_format(const pa_format_info *f, pa_sample_format_t *sf);
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/* Gets the sample rate stored in the format info. Returns a negative error
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* code on failure. If the sample rate property is not set at all, returns
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* -PA_ERR_NOENTITY. */
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int pa_format_info_get_rate(pa_format_info *f, uint32_t *rate);
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int pa_format_info_get_rate(const pa_format_info *f, uint32_t *rate);
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/* Gets the channel count stored in the format info. Returns a negative error
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* code on failure. If the channels property is not set at all, returns
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* -PA_ERR_NOENTITY. */
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int pa_format_info_get_channels(pa_format_info *f, uint8_t *channels);
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int pa_format_info_get_channels(const pa_format_info *f, uint8_t *channels);
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/* Gets the channel map stored in the format info. Returns a negative error
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* code on failure. If the channel map property is not set at all, returns
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* -PA_ERR_NOENTITY. */
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int pa_format_info_get_channel_map(pa_format_info *f, pa_channel_map *map);
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int pa_format_info_get_channel_map(const pa_format_info *f, pa_channel_map *map);
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/* Convert a sample spec and an optional channel map to a new PCM format info
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* object (remember to free it). If map is NULL, then the channel map will be
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@ -69,13 +69,13 @@ pa_format_info *pa_format_info_from_sample_spec2(const pa_sample_spec *ss, const
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* a fallback sample spec and channel map. That functionality can't be added to
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* the original function, because the function is part of the public API and
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* adding parameters to it would break the API. */
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int pa_format_info_to_sample_spec2(pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map, pa_sample_spec *fallback_ss,
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pa_channel_map *fallback_map);
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int pa_format_info_to_sample_spec2(const pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map,
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const pa_sample_spec *fallback_ss, const pa_channel_map *fallback_map);
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/* For compressed formats. Converts the format info into a sample spec and a
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* channel map that an ALSA device can use as its configuration parameters when
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* playing back the compressed data. That is, the returned sample spec doesn't
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* describe the audio content, but the device parameters. */
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int pa_format_info_to_sample_spec_fake(pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map);
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int pa_format_info_to_sample_spec_fake(const pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map);
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#endif
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