*/
#include "libavutil/fifo.h"
+#include "libavutil/log.h"
#include "libavutil/mathematics.h"
+#include "libavutil/opt.h"
#include "libavcodec/put_bits.h"
#include "avformat.h"
#include "mpeg.h"
} StreamInfo;
typedef struct {
+ const AVClass *class;
int packet_size; /* required packet size */
int packet_number;
int pack_header_freq; /* frequency (in packets^-1) at which we send pack headers */
double vcd_padding_bitrate; //FIXME floats
int64_t vcd_padding_bytes_written;
+ int preload;
} MpegMuxContext;
extern AVOutputFormat ff_mpeg1vcd_muxer;
video_bitrate += codec_rate;
}
+#if FF_API_MUXRATE
if(ctx->mux_rate){
s->mux_rate= (ctx->mux_rate + (8 * 50) - 1) / (8 * 50);
- } else {
+ } else
+#endif
+ if (!s->mux_rate) {
/* we increase slightly the bitrate to take into account the
headers. XXX: compute it exactly */
bitrate += bitrate*5/100;
StreamInfo *stream = st->priv_data;
int64_t pts, dts;
PacketDesc *pkt_desc;
- const int preload= av_rescale(ctx->preload, 90000, AV_TIME_BASE);
+ int preload;
const int is_iframe = st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (pkt->flags & AV_PKT_FLAG_KEY);
+#if FF_API_PRELOAD
+ if (ctx->preload)
+ s->preload = ctx->preload;
+#endif
+ preload = av_rescale(s->preload, 90000, AV_TIME_BASE);
+
pts= pkt->pts;
dts= pkt->dts;
return 0;
}
+#define OFFSET(x) offsetof(MpegMuxContext, x)
+#define E AV_OPT_FLAG_ENCODING_PARAM
+static const AVOption options[] = {
+ { "muxrate", NULL, OFFSET(mux_rate), AV_OPT_TYPE_INT, {0}, 0, INT_MAX, E },
+ { "preload", "Initial demux-decode delay in microseconds.", OFFSET(preload), AV_OPT_TYPE_INT, {500000}, 0, INT_MAX, E},
+ { NULL },
+};
+
+#define MPEGENC_CLASS(flavor)\
+static const AVClass flavor ## _class = {\
+ .class_name = #flavor " muxer",\
+ .item_name = av_default_item_name,\
+ .version = LIBAVUTIL_VERSION_INT,\
+ .option = options,\
+};
+
#if CONFIG_MPEG1SYSTEM_MUXER
+MPEGENC_CLASS(mpeg)
AVOutputFormat ff_mpeg1system_muxer = {
.name = "mpeg",
.long_name = NULL_IF_CONFIG_SMALL("MPEG-1 System format"),
.write_header = mpeg_mux_init,
.write_packet = mpeg_mux_write_packet,
.write_trailer = mpeg_mux_end,
+ .priv_class = &mpeg_class,
};
#endif
#if CONFIG_MPEG1VCD_MUXER
+MPEGENC_CLASS(vcd)
AVOutputFormat ff_mpeg1vcd_muxer = {
.name = "vcd",
.long_name = NULL_IF_CONFIG_SMALL("MPEG-1 System format (VCD)"),
.write_header = mpeg_mux_init,
.write_packet = mpeg_mux_write_packet,
.write_trailer = mpeg_mux_end,
+ .priv_class = &vcd_class,
};
#endif
#if CONFIG_MPEG2VOB_MUXER
+MPEGENC_CLASS(vob)
AVOutputFormat ff_mpeg2vob_muxer = {
.name = "vob",
.long_name = NULL_IF_CONFIG_SMALL("MPEG-2 PS format (VOB)"),
.write_header = mpeg_mux_init,
.write_packet = mpeg_mux_write_packet,
.write_trailer = mpeg_mux_end,
+ .priv_class = &vob_class,
};
#endif
/* Same as mpeg2vob_mux except that the pack size is 2324 */
#if CONFIG_MPEG2SVCD_MUXER
+MPEGENC_CLASS(svcd)
AVOutputFormat ff_mpeg2svcd_muxer = {
.name = "svcd",
.long_name = NULL_IF_CONFIG_SMALL("MPEG-2 PS format (VOB)"),
.write_header = mpeg_mux_init,
.write_packet = mpeg_mux_write_packet,
.write_trailer = mpeg_mux_end,
+ .priv_class = &svcd_class,
};
#endif
/* Same as mpeg2vob_mux except the 'is_dvd' flag is set to produce NAV pkts */
#if CONFIG_MPEG2DVD_MUXER
+MPEGENC_CLASS(dvd)
AVOutputFormat ff_mpeg2dvd_muxer = {
.name = "dvd",
.long_name = NULL_IF_CONFIG_SMALL("MPEG-2 PS format (DVD VOB)"),
.write_header = mpeg_mux_init,
.write_packet = mpeg_mux_write_packet,
.write_trailer = mpeg_mux_end,
+ .priv_class = &dvd_class,
};
#endif