fprintf(stderr,_("%s err: %s\n"),msg, errmsg);
}
-FFPacket::FFPacket()
-{
- init();
-}
-
-FFPacket::~FFPacket()
-{
- av_packet_unref(&pkt);
-}
-
void FFPacket::init()
{
av_init_packet(&pkt);
pkt.data = 0; pkt.size = 0;
}
+void FFPacket::finit()
+{
+ av_packet_unref(&pkt);
+}
FFrame::FFrame(FFStream *fst)
{
int FFStream::seek(int64_t no, double rate)
{
- if( no < 0 ) no = 0;
+ int64_t tstmp = -INT64_MAX+1;
// default ffmpeg native seek
int npkts = 1;
int64_t pos = no, plmt = -1;
if( no-n < 30*rate ) {
if( n < 0 ) n = 0;
pos = n;
- if( ++i < marks.size() ) plmt = marks[i].pos;
+ if( i < marks.size() ) plmt = marks[i].pos;
npkts = MAX_RETRY;
}
}
- double secs = pos / rate;
- int64_t pkt_ts, tstmp = secs * st->time_base.den / st->time_base.num;
- if( nudge != AV_NOPTS_VALUE ) tstmp += nudge;
+ if( pos > 0 ) {
+ double secs = pos / rate;
+ tstmp = secs * st->time_base.den / st->time_base.num;
+ if( nudge != AV_NOPTS_VALUE ) tstmp += nudge;
+ }
int ret = avformat_seek_file(fmt_ctx, st->index,
-INT64_MAX, tstmp, INT64_MAX, AVSEEK_FLAG_ANY);
if( ret >= 0 ) {
avcodec_flush_buffers(st->codec);
+ ipkt.finit(); ipkt.init();
need_packet = 0; flushed = 0;
seeked = 1; st_eof(0);
// read up to retry packets, limited to npkts in stream, and not past pkt.pos plmt
- for( int retry=MAX_RETRY; ret>=0 && --retry>=0; ) {
+ for(;;) {
if( read_packet() <= 0 ) { ret = -1; break; }
if( plmt >= 0 && ipkt->pos >= plmt ) break;
if( ipkt->stream_index != st->index ) continue;
if( --npkts <= 0 ) break;
- if( (pkt_ts=ipkt->dts) == AV_NOPTS_VALUE &&
- (pkt_ts=ipkt->pts) == AV_NOPTS_VALUE ) continue;
+ int64_t pkt_ts = ipkt->dts != AV_NOPTS_VALUE ? ipkt->dts : ipkt->pts;
+ if( pkt_ts == AV_NOPTS_VALUE ) continue;
if( pkt_ts >= tstmp ) break;
}
}
case BC_RGBA8888: return AV_PIX_FMT_RGBA;
case BC_BGR8888: return AV_PIX_FMT_BGR0;
case BC_BGR888: return AV_PIX_FMT_BGR24;
+ case BC_ARGB8888: return AV_PIX_FMT_ARGB;
+ case BC_ABGR8888: return AV_PIX_FMT_ABGR;
+ case BC_RGB8: return AV_PIX_FMT_RGB8;
case BC_YUV420P: return AV_PIX_FMT_YUV420P;
case BC_YUV422P: return AV_PIX_FMT_YUV422P;
case BC_YUV444P: return AV_PIX_FMT_YUV444P;
case AV_PIX_FMT_RGBA: return BC_RGBA8888;
case AV_PIX_FMT_BGR0: return BC_BGR8888;
case AV_PIX_FMT_BGR24: return BC_BGR888;
+ case AV_PIX_FMT_ARGB: return BC_ARGB8888;
+ case AV_PIX_FMT_ABGR: return BC_ABGR8888;
+ case AV_PIX_FMT_RGB8: return BC_RGB8;
case AV_PIX_FMT_YUV420P: return BC_YUV420P;
case AV_PIX_FMT_YUV422P: return BC_YUV422P;
case AV_PIX_FMT_YUV444P: return BC_YUV444P;
default: break;
}
- return BC_TRANSPARENCY;
+ return -1;
}
int FFVideoConvert::convert_picture_vframe(VFrame *frame,
AVFrame *ip, AVPixelFormat ifmt, int iw, int ih)
{
+ // try bc_xfer methods
+ int imodel = pix_fmt_to_color_model(ifmt);
+ if( imodel >= 0 ) {
+ long y_ofs = 0, u_ofs = 0, v_ofs = 0;
+ uint8_t *data = ip->data[0];
+ if( BC_CModels::is_yuv(imodel) ) {
+ u_ofs = ip->data[1] - data;
+ v_ofs = ip->data[2] - data;
+ }
+ VFrame iframe(data, -1, y_ofs, u_ofs, v_ofs, iw, ih, imodel, ip->linesize[0]);
+ frame->transfer_from(&iframe);
+ return 0;
+ }
+ // try sws methods
AVFrame opic;
int cmodel = frame->get_color_model();
AVPixelFormat ofmt = color_model_to_pix_fmt(cmodel);
void FFMPEG::set_option_path(char *path, const char *fmt, ...)
{
- get_exe_path(path);
- strcat(path, "/ffmpeg/");
+ char *ep = path + BCTEXTLEN-1;
+ strncpy(path, File::get_cindat_path(), ep-path);
+ strncat(path, "/ffmpeg/", ep-path);
path += strlen(path);
va_list ap;
va_start(ap, fmt);
- vsprintf(path, fmt, ap);
+ path += vsnprintf(path, ep-path, fmt, ap);
va_end(ap);
+ *path = 0;
}
void FFMPEG::get_option_path(char *path, const char *type, const char *spec)
set_option_path(path, "%s/%s", type, spec);
}
-int FFMPEG::get_format(char *format, const char *path, char *spec)
+int FFMPEG::get_format(char *format, const char *path, const char *spec)
{
char option_path[BCTEXTLEN], line[BCTEXTLEN], codec[BCTEXTLEN];
get_option_path(option_path, path, spec);
return ret;
}
+int FFMPEG::get_codec(char *codec, const char *path, const char *spec)
+{
+ char option_path[BCTEXTLEN], line[BCTEXTLEN], format[BCTEXTLEN];
+ get_option_path(option_path, path, spec);
+ FILE *fp = fopen(option_path,"r");
+ if( !fp ) return 1;
+ int ret = 0;
+ if( !fgets(line, sizeof(line), fp) ) ret = 1;
+ fclose(fp);
+ if( !ret ) {
+ line[sizeof(line)-1] = 0;
+ ret = scan_option_line(line, format, codec);
+ }
+ if( !ret ) {
+ char *vp = codec, *ep = vp+BCTEXTLEN-1;
+ while( vp < ep && *vp && *vp != '|' ) ++vp;
+ if( *vp == '|' ) --vp;
+ while( vp > codec && (*vp==' ' || *vp=='\t') ) *vp-- = 0;
+ }
+ return ret;
+}
+
int FFMPEG::get_file_format()
{
int ret = 0;
if( running() ) {
done = 1;
mux_lock->unlock();
- join();
}
+ join();
}
void FFMPEG::flow_off()
int got_frame = 0;
int ret = aud->decode_frame(&pkt, frame, got_frame);
if( ret <= 0 ) break;
- if( got_frame ) {
+ if( got_frame && frame->channels == nch ) {
float *samples;
int len = aud->get_samples(samples,
&frame->extended_data[0], frame->nb_samples);
projects / goodguy / history.git / blobdiff