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add AVOption support in ffserver configuration file

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Originally committed as revision 13719 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-06-09 00:25:33 +00:00
parent 3438d82d4b
commit 7ab088648b
1 changed files with 39 additions and 1 deletions
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40
ffserver.c
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@ -32,7 +32,7 @@
#include "libavformat/os_support.h"
#include "libavformat/rtp.h"
#include "libavformat/rtsp.h"
#include "libavcodec/opt.h"
#include <stdarg.h>
#include <unistd.h>
#include <fcntl.h>
@ -3677,6 +3677,18 @@ static void load_module(const char *filename)
}
#endif
static int opt_default(const char *opt, const char *arg,
AVCodecContext *avctx, int type)
{
const AVOption *o = NULL;
const AVOption *o2 = av_find_opt(avctx, opt, NULL, type, type);
if(o2)
o = av_set_string(avctx, opt, arg);
if(!o)
return -1;
return 0;
}
static int parse_ffconfig(const char *filename)
{
FILE *f;
@ -3881,6 +3893,7 @@ static int parse_ffconfig(const char *filename)
fprintf(stderr, "%s:%d: Already in a tag\n",
filename, line_num);
} else {
const AVClass *class;
stream = av_mallocz(sizeof(FFStream));
*last_stream = stream;
last_stream = &stream->next;
@ -3890,8 +3903,15 @@ static int parse_ffconfig(const char *filename)
if (*q)
*q = '\0';
stream->fmt = guess_stream_format(NULL, stream->filename, NULL);
/* fetch avclass so AVOption works
* FIXME try to use avcodec_get_context_defaults2
* without changing defaults too much */
avcodec_get_context_defaults(&video_enc);
class = video_enc.av_class;
memset(&audio_enc, 0, sizeof(AVCodecContext));
memset(&video_enc, 0, sizeof(AVCodecContext));
audio_enc.av_class = class;
video_enc.av_class = class;
audio_id = CODEC_ID_NONE;
video_id = CODEC_ID_NONE;
if (stream->fmt) {
@ -4088,6 +4108,24 @@ static int parse_ffconfig(const char *filename)
video_enc.mb_decision = FF_MB_DECISION_BITS; //FIXME remove
video_enc.flags |= CODEC_FLAG_4MV;
}
} else if (!strcasecmp(cmd, "AVOptionVideo") ||
!strcasecmp(cmd, "AVOptionAudio")) {
char arg2[1024];
AVCodecContext *avctx;
int type;
get_arg(arg, sizeof(arg), &p);
get_arg(arg2, sizeof(arg2), &p);
if (!strcasecmp(cmd, "AVOptionVideo")) {
avctx = &video_enc;
type = AV_OPT_FLAG_VIDEO_PARAM;
} else {
avctx = &audio_enc;
type = AV_OPT_FLAG_AUDIO_PARAM;
}
if (opt_default(arg, arg2, avctx, type|AV_OPT_FLAG_ENCODING_PARAM)) {
fprintf(stderr, "AVOption error: %s %s\n", arg, arg2);
errors++;
}
} else if (!strcasecmp(cmd, "VideoTag")) {
get_arg(arg, sizeof(arg), &p);
if ((strlen(arg) == 4) && stream)