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authorMina Nagy Zaki <mnzaki@gmail.com>2011-06-07 21:17:23 +0300
committerStefano Sabatini <stefano.sabatini-lala@poste.it>2011-06-19 22:58:31 +0200
commit527ca3985c736ffe077a82fdf3616f0fd571b923 (patch)
treed9f5c72ce586ad89fbd368e9feceded98f10975f
parent8f349b64813b348634042d96b9d104ada94dc538 (diff)
downloadffmpeg-527ca3985c736ffe077a82fdf3616f0fd571b923.tar.gz
lavfi: use int64_t lists in AVFilteFormats
The list type was changed to int64_t to be able to hold channel layouts. avfilter_make_format_list() still takes a int32_t array and converts it to int64_t. A new function, avfilter_make_format64_list, that takes int64_t arrays has been added.
-rw-r--r--doc/APIchanges8
-rw-r--r--libavfilter/avfilter.h7
-rw-r--r--libavfilter/formats.c40
3 files changed, 40 insertions, 15 deletions
diff --git a/doc/APIchanges b/doc/APIchanges
index 4db7ffeddf..dc352e72c1 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -13,6 +13,14 @@ libavutil: 2011-04-18
API changes, most recent first:
+2011-06-19 - xxxxxxx - lavfi 2.22.0 - AVFilterFormats
+ Change type of AVFilterFormats.formats from int * to int64_t *,
+ and update formats handling API accordingly.
+
+ avfilter_make_format_list() still takes a int32_t array and converts
+ it to int64_t. A new function, avfilter_make_format64_list(), that
+ takes int64_t arrays has been added.
+
2011-06-19 - xxxxxxx - lavfi 2.21.0 - vsink_buffer.h
Add video sink buffer and vsink_buffer.h public header.
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h
index 5ac70399ac..1a3a69de57 100644
--- a/libavfilter/avfilter.h
+++ b/libavfilter/avfilter.h
@@ -26,7 +26,7 @@
#include "libavutil/samplefmt.h"
#define LIBAVFILTER_VERSION_MAJOR 2
-#define LIBAVFILTER_VERSION_MINOR 21
+#define LIBAVFILTER_VERSION_MINOR 22
#define LIBAVFILTER_VERSION_MICRO 0
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
@@ -223,7 +223,7 @@ void avfilter_unref_buffer(AVFilterBufferRef *ref);
*/
typedef struct AVFilterFormats {
unsigned format_count; ///< number of formats
- int *formats; ///< list of media formats
+ int64_t *formats; ///< list of media formats
unsigned refcount; ///< number of references to this list
struct AVFilterFormats ***refs; ///< references to this list
@@ -238,6 +238,7 @@ typedef struct AVFilterFormats {
* @return the format list, with no existing references
*/
AVFilterFormats *avfilter_make_format_list(const int *fmts);
+AVFilterFormats *avfilter_make_format64_list(const int64_t *fmts);
/**
* Add fmt to the list of media formats contained in *avff.
@@ -247,7 +248,7 @@ AVFilterFormats *avfilter_make_format_list(const int *fmts);
* @return a non negative value in case of success, or a negative
* value corresponding to an AVERROR code in case of error
*/
-int avfilter_add_format(AVFilterFormats **avff, int fmt);
+int avfilter_add_format(AVFilterFormats **avff, int64_t fmt);
/**
* Return a list of all formats supported by FFmpeg for the given media type.
diff --git a/libavfilter/formats.c b/libavfilter/formats.c
index 4a23c2f1b3..4e101c570c 100644
--- a/libavfilter/formats.c
+++ b/libavfilter/formats.c
@@ -72,28 +72,44 @@ AVFilterFormats *avfilter_merge_formats(AVFilterFormats *a, AVFilterFormats *b)
return ret;
}
+#define MAKE_FORMAT_LIST() \
+ AVFilterFormats *formats; \
+ int count = 0; \
+ if (fmts) \
+ for (count = 0; fmts[count] != -1; count++) \
+ ; \
+ formats = av_mallocz(sizeof(AVFilterFormats)); \
+ if (!formats) return NULL; \
+ formats->format_count = count; \
+ if (count) { \
+ formats->formats = av_malloc(sizeof(*formats->formats)*count); \
+ if (!formats->formats) { \
+ av_free(formats); \
+ return NULL; \
+ } \
+ }
+
AVFilterFormats *avfilter_make_format_list(const int *fmts)
{
- AVFilterFormats *formats;
- int count = 0;
+ MAKE_FORMAT_LIST();
+ while (count--)
+ formats->formats[count] = fmts[count];
- if (fmts)
- for (count = 0; fmts[count] != -1; count++)
- ;
+ return formats;
+}
- formats = av_mallocz(sizeof(AVFilterFormats));
- formats->format_count = count;
- if (count) {
- formats->formats = av_malloc(sizeof(*formats->formats) * count);
+AVFilterFormats *avfilter_make_format64_list(const int64_t *fmts)
+{
+ MAKE_FORMAT_LIST();
+ if (count)
memcpy(formats->formats, fmts, sizeof(*formats->formats) * count);
- }
return formats;
}
-int avfilter_add_format(AVFilterFormats **avff, int fmt)
+int avfilter_add_format(AVFilterFormats **avff, int64_t fmt)
{
- int *fmts;
+ int64_t *fmts;
if (!(*avff) && !(*avff = av_mallocz(sizeof(AVFilterFormats))))
return AVERROR(ENOMEM);