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gst/qtdemux/qtdemux.c: Convert to fractional framerates

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Original commit message from CVS:
* gst/qtdemux/qtdemux.c: (gst_qtdemux_loop_header),
(gst_qtdemux_add_stream), (qtdemux_dump_mvhd),
(qtdemux_parse_trak):
Convert to fractional framerates
This commit is contained in:
Jan Schmidt 2005-11-23 11:57:51 +00:00
parent 8667e55c83
commit d253f41afd
1 changed files with 17 additions and 13 deletions
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30
gst/qtdemux/qtdemux.c
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@ -70,8 +70,8 @@ struct _QtDemuxSample
int chunk; int chunk;
int size; int size;
guint32 offset; guint32 offset;
guint64 timestamp; guint64 timestamp; /* In GstClockTime */
guint64 duration; guint32 duration; /* in stream->timescale units */
}; };
struct _QtDemuxStream struct _QtDemuxStream
@ -88,7 +88,9 @@ struct _QtDemuxStream
int width; int width;
int height; int height;
float fps; /* Numerator/denominator framerate */
gint fps_n;
gint fps_d;
double rate; double rate;
int n_channels; int n_channels;
@ -640,7 +642,8 @@ gst_qtdemux_loop_header (GstPad * pad)
stream->samples[stream->sample_index].timestamp; stream->samples[stream->sample_index].timestamp;
qtdemux->last_ts = GST_BUFFER_TIMESTAMP (buf); qtdemux->last_ts = GST_BUFFER_TIMESTAMP (buf);
GST_BUFFER_DURATION (buf) = GST_BUFFER_DURATION (buf) =
stream->samples[stream->sample_index].duration; GST_SECOND * stream->samples[stream->sample_index].duration
/ stream->timescale;
} }
if (qtdemux->need_discont) { if (qtdemux->need_discont) {
GstEvent *event = gst_event_new_new_segment (FALSE, 1.0, GstEvent *event = gst_event_new_new_segment (FALSE, 1.0,
@ -722,12 +725,14 @@ gst_qtdemux_add_stream (GstQTDemux * qtdemux,
gst_pad_new_from_template (gst_static_pad_template_get gst_pad_new_from_template (gst_static_pad_template_get
(&gst_qtdemux_videosrc_template), name); (&gst_qtdemux_videosrc_template), name);
g_free (name); g_free (name);
stream->fps = 1. * GST_SECOND / stream->samples[0].duration; stream->fps_n = stream->timescale;
stream->fps_d = stream->samples[0].duration;
if (stream->caps) { if (stream->caps) {
gst_caps_set_simple (stream->caps, gst_caps_set_simple (stream->caps,
"width", G_TYPE_INT, stream->width, "width", G_TYPE_INT, stream->width,
"height", G_TYPE_INT, stream->height, "height", G_TYPE_INT, stream->height,
"framerate", G_TYPE_DOUBLE, stream->fps, NULL); "framerate", GST_TYPE_FRACTION, stream->fps_n, stream->fps_d, NULL);
} }
qtdemux->n_video_streams++; qtdemux->n_video_streams++;
} else { } else {
@ -1378,12 +1383,10 @@ qtdemux_dump_mvhd (GstQTDemux * qtdemux, void *buffer, int depth)
QTDEMUX_GUINT32_GET (buffer + 12)); QTDEMUX_GUINT32_GET (buffer + 12));
GST_LOG ("%*s modify time: %u", depth, "", GST_LOG ("%*s modify time: %u", depth, "",
QTDEMUX_GUINT32_GET (buffer + 16)); QTDEMUX_GUINT32_GET (buffer + 16));
GST_LOG ("%*s time scale: 1/%u sec", depth, "",
QTDEMUX_GUINT32_GET (buffer + 20));
GST_LOG ("%*s duration: %u", depth, "",
QTDEMUX_GUINT32_GET (buffer + 24));
qtdemux->duration = QTDEMUX_GUINT32_GET (buffer + 24); qtdemux->duration = QTDEMUX_GUINT32_GET (buffer + 24);
qtdemux->timescale = QTDEMUX_GUINT32_GET (buffer + 20); qtdemux->timescale = QTDEMUX_GUINT32_GET (buffer + 20);
GST_LOG ("%*s time scale: 1/%u sec", depth, "", qtdemux->timescale);
GST_LOG ("%*s duration: %u", depth, "", qtdemux->duration);
GST_LOG ("%*s pref. rate: %g", depth, "", QTDEMUX_FP32_GET (buffer + 28)); GST_LOG ("%*s pref. rate: %g", depth, "", QTDEMUX_FP32_GET (buffer + 28));
GST_LOG ("%*s pref. volume: %g", depth, "", QTDEMUX_FP16_GET (buffer + 32)); GST_LOG ("%*s pref. volume: %g", depth, "", QTDEMUX_FP16_GET (buffer + 32));
GST_LOG ("%*s preview time: %u", depth, "", GST_LOG ("%*s preview time: %u", depth, "",
@ -1946,7 +1949,8 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
stream->width = QTDEMUX_GUINT16_GET (stsd->data + offset + 32); stream->width = QTDEMUX_GUINT16_GET (stsd->data + offset + 32);
stream->height = QTDEMUX_GUINT16_GET (stsd->data + offset + 34); stream->height = QTDEMUX_GUINT16_GET (stsd->data + offset + 34);
stream->fps = 0.; /* this is filled in later */ stream->fps_n = 0; /* this is filled in later */
stream->fps_d = 0; /* this is filled in later */
GST_LOG ("frame count: %u", GST_LOG ("frame count: %u",
QTDEMUX_GUINT16_GET (stsd->data + offset + 48)); QTDEMUX_GUINT16_GET (stsd->data + offset + 48));
@ -2225,7 +2229,7 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
for (j = 0; j < n; j++) { for (j = 0; j < n; j++) {
//GST_INFO("moo %lld", timestamp); //GST_INFO("moo %lld", timestamp);
samples[index].timestamp = timestamp; samples[index].timestamp = timestamp;
samples[index].duration = time; samples[index].duration = duration;
timestamp += time; timestamp += time;
index++; index++;
} }
@ -2282,7 +2286,7 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
else else
samples[j].size = stream->bytes_per_frame; samples[j].size = stream->bytes_per_frame;
samples[j].duration = samples[j].duration =
samples_per_chunk * GST_SECOND / (stream->rate / 2); samples_per_chunk * stream->timescale / (stream->rate / 2);
samples[j].timestamp = timestamp; samples[j].timestamp = timestamp;
timestamp += (samples_per_chunk * GST_SECOND) / stream->rate; timestamp += (samples_per_chunk * GST_SECOND) / stream->rate;
#if 0 #if 0