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authorVittorio Giovara <vittorio.giovara@gmail.com>2015-04-27 22:09:21 +0100
committerVittorio Giovara <vittorio.giovara@gmail.com>2015-05-22 15:34:39 +0100
commit4e17946f10d39eec6cc03fb249ae8147373141b6 (patch)
tree75afaa4f48f7c9da9f7f2fc3cd4feef1a167f8e1 /libavcodec/mpegvideo.c
parenta3f4c930ac3f49f47b6e6ffda925d0dcf80320e2 (diff)
mpegvideo: Rework various functions not to use MpegEncContext directly
Diffstat (limited to 'libavcodec/mpegvideo.c')
-rw-r--r--libavcodec/mpegvideo.c34
1 files changed, 17 insertions, 17 deletions
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index 8055d15178..f81e357a52 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -1612,18 +1612,18 @@ av_cold void ff_init_vlc_rl(RLTable *rl)
}
}
-static void release_unused_pictures(MpegEncContext *s)
+static void release_unused_pictures(AVCodecContext *avctx, Picture *picture)
{
int i;
/* release non reference frames */
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
- if (!s->picture[i].reference)
- ff_mpeg_unref_picture(s->avctx, &s->picture[i]);
+ if (!picture[i].reference)
+ ff_mpeg_unref_picture(avctx, &picture[i]);
}
}
-static inline int pic_is_unused(MpegEncContext *s, Picture *pic)
+static inline int pic_is_unused(Picture *pic)
{
if (!pic->f->buf[0])
return 1;
@@ -1632,18 +1632,18 @@ static inline int pic_is_unused(MpegEncContext *s, Picture *pic)
return 0;
}
-static int find_unused_picture(MpegEncContext *s, int shared)
+static int find_unused_picture(Picture *picture, int shared)
{
int i;
if (shared) {
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
- if (!s->picture[i].f->buf[0])
+ if (!picture[i].f->buf[0])
return i;
}
} else {
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
- if (pic_is_unused(s, &s->picture[i]))
+ if (pic_is_unused(&picture[i]))
return i;
}
}
@@ -1651,15 +1651,15 @@ static int find_unused_picture(MpegEncContext *s, int shared)
return AVERROR_INVALIDDATA;
}
-int ff_find_unused_picture(MpegEncContext *s, int shared)
+int ff_find_unused_picture(AVCodecContext *avctx, Picture *picture, int shared)
{
- int ret = find_unused_picture(s, shared);
+ int ret = find_unused_picture(picture, shared);
if (ret >= 0 && ret < MAX_PICTURE_COUNT) {
- if (s->picture[ret].needs_realloc) {
- s->picture[ret].needs_realloc = 0;
- ff_free_picture_tables(&s->picture[ret]);
- ff_mpeg_unref_picture(s->avctx, &s->picture[ret]);
+ if (picture[ret].needs_realloc) {
+ picture[ret].needs_realloc = 0;
+ ff_free_picture_tables(&picture[ret]);
+ ff_mpeg_unref_picture(avctx, &picture[ret]);
}
}
return ret;
@@ -1697,14 +1697,14 @@ int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx)
ff_mpeg_unref_picture(s->avctx, &s->current_picture);
- release_unused_pictures(s);
+ release_unused_pictures(s->avctx, s->picture);
if (s->current_picture_ptr && !s->current_picture_ptr->f->buf[0]) {
// we already have a unused image
// (maybe it was set before reading the header)
pic = s->current_picture_ptr;
} else {
- i = ff_find_unused_picture(s, 0);
+ i = ff_find_unused_picture(s->avctx, s->picture, 0);
if (i < 0) {
av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
return i;
@@ -1771,7 +1771,7 @@ int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx)
"allocate dummy last picture for field based first keyframe\n");
/* Allocate a dummy frame */
- i = ff_find_unused_picture(s, 0);
+ i = ff_find_unused_picture(s->avctx, s->picture, 0);
if (i < 0) {
av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
return i;
@@ -1801,7 +1801,7 @@ int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx)
if ((!s->next_picture_ptr || !s->next_picture_ptr->f->buf[0]) &&
s->pict_type == AV_PICTURE_TYPE_B) {
/* Allocate a dummy frame */
- i = ff_find_unused_picture(s, 0);
+ i = ff_find_unused_picture(s->avctx, s->picture, 0);
if (i < 0) {
av_log(s->avctx, AV_LOG_ERROR, "no frame buffer available\n");
return i;