[vlc-devel] [PATCH 25/28] demux: mp4: simplify TrackGetESSampleRate using vlc_rational_t
Steve Lhomme
robux4 at videolabs.io
Mon Apr 3 10:22:13 CEST 2017
---
modules/demux/mp4/mp4.c | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/modules/demux/mp4/mp4.c b/modules/demux/mp4/mp4.c
index d441faa577..21de639f4c 100644
--- a/modules/demux/mp4/mp4.c
+++ b/modules/demux/mp4/mp4.c
@@ -2556,20 +2556,20 @@ static int TrackCreateSamplesIndex( demux_t *p_demux,
* description index
*/
static void TrackGetESSampleRate( demux_t *p_demux,
- unsigned *pi_num, unsigned *pi_den,
+ vlc_rational_t *pi_rate,
const mp4_track_t *p_track,
unsigned i_sd_index,
unsigned i_chunk )
{
- *pi_num = 0;
- *pi_den = 0;
+ pi_rate->num = 0;
+ pi_rate->den = 0;
MP4_Box_t *p_trak = MP4_GetTrakByTrackID( MP4_BoxGet( p_demux->p_sys->p_root, "/moov" ),
p_track->i_track_ID );
MP4_Box_t *p_mdhd = MP4_BoxGet( p_trak, "mdia/mdhd" );
if ( p_mdhd && BOXDATA(p_mdhd) )
{
- vlc_ureduce( pi_num, pi_den,
+ vlc_ureduce( &pi_rate->num, &pi_rate->den,
(uint64_t) BOXDATA(p_mdhd)->i_timescale * p_track->i_sample_count,
(uint64_t) BOXDATA(p_mdhd)->i_duration,
UINT16_MAX );
@@ -2599,7 +2599,7 @@ static void TrackGetESSampleRate( demux_t *p_demux,
p_chunk->i_sample_description_index == i_sd_index );
if( i_sample > 0 && i_total_duration )
- vlc_ureduce( pi_num, pi_den,
+ vlc_ureduce( &pi_rate->num, &pi_rate->den,
i_sample * p_track->i_timescale,
i_total_duration,
UINT16_MAX);
@@ -2661,8 +2661,7 @@ static int TrackCreateES( demux_t *p_demux, mp4_track_t *p_track,
/* Set frame rate */
TrackGetESSampleRate( p_demux,
- &p_track->fmt.video.frame_rate.num,
- &p_track->fmt.video.frame_rate.den,
+ &p_track->fmt.video.frame_rate,
p_track, i_sample_description_index, i_chunk );
p_demux->p_sys->f_fps = (float)p_track->fmt.video.frame_rate.num /
--
2.11.1
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