Introduce max_picture_buffer variable in AVFormatContext,

set by rtbufsize option.

Originally committed as revision 12383 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ramiro Polla 2008-03-08 21:59:11 +00:00
parent c123486e44
commit ab8ab30c3d
2 changed files with 8 additions and 1 deletions

View File

@ -22,7 +22,7 @@
#define FFMPEG_AVFORMAT_H #define FFMPEG_AVFORMAT_H
#define LIBAVFORMAT_VERSION_MAJOR 52 #define LIBAVFORMAT_VERSION_MAJOR 52
#define LIBAVFORMAT_VERSION_MINOR 8 #define LIBAVFORMAT_VERSION_MINOR 9
#define LIBAVFORMAT_VERSION_MICRO 0 #define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \ #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
@ -508,6 +508,12 @@ typedef struct AVFormatContext {
* demuxing: set by user * demuxing: set by user
*/ */
unsigned int max_index_size; unsigned int max_index_size;
/**
* Maximum ammount of memory in bytes to use for buffering frames that are
* obtained from real-time capture devices.
*/
unsigned int max_picture_buffer;
} AVFormatContext; } AVFormatContext;
typedef struct AVPacketList { typedef struct AVPacketList {

View File

@ -324,6 +324,7 @@ static const AVOption options[]={
{"analyzeduration", "how many microseconds are analyzed to estimate duration", OFFSET(max_analyze_duration), FF_OPT_TYPE_INT, 3*AV_TIME_BASE, 0, INT_MAX, D}, {"analyzeduration", "how many microseconds are analyzed to estimate duration", OFFSET(max_analyze_duration), FF_OPT_TYPE_INT, 3*AV_TIME_BASE, 0, INT_MAX, D},
{"cryptokey", "decryption key", OFFSET(key), FF_OPT_TYPE_BINARY, 0, 0, 0, D}, {"cryptokey", "decryption key", OFFSET(key), FF_OPT_TYPE_BINARY, 0, 0, 0, D},
{"indexmem", "max memory used for timestamp index (per stream)", OFFSET(max_index_size), FF_OPT_TYPE_INT, 1<<20, 0, INT_MAX, D}, {"indexmem", "max memory used for timestamp index (per stream)", OFFSET(max_index_size), FF_OPT_TYPE_INT, 1<<20, 0, INT_MAX, D},
{"rtbufsize", "max memory used for buffering real-time frames", OFFSET(max_picture_buffer), FF_OPT_TYPE_INT, 3041280, 0, INT_MAX, D}, /* defaults to 1s of 15fps 352x288 YUYV422 video */
{NULL}, {NULL},
}; };