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vp8: Enclose pthread function calls in ifdefs

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This fixes building with threads disabled.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2012-07-15 00:11:35 +03:00
parent c44091a9f7
commit 25f056e6d4
2 changed files with 9 additions and 0 deletions
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7
libavcodec/vp8.c
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@ -143,8 +143,10 @@ static int update_dimensions(VP8Context *s, int width, int height)
for (i = 0; i < MAX_THREADS; i++) {
s->thread_data[i].filter_strength = av_mallocz(s->mb_width*sizeof(*s->thread_data[0].filter_strength));
#if HAVE_THREADS
pthread_mutex_init(&s->thread_data[i].lock, NULL);
pthread_cond_init(&s->thread_data[i].cond, NULL);
#endif
}
if (!s->macroblocks_base || !s->top_nnz || !s->top_border ||
@ -1623,6 +1625,7 @@ static void vp8_decode_mv_mb_modes(AVCodecContext *avctx, AVFrame *curframe,
}
}
#if HAVE_THREADS
#define check_thread_pos(td, otd, mb_x_check, mb_y_check)\
do {\
int tmp = (mb_y_check << 16) | (mb_x_check & 0xFFFF);\
@ -1654,6 +1657,10 @@ static void vp8_decode_mv_mb_modes(AVCodecContext *avctx, AVFrame *curframe,
pthread_mutex_unlock(&td->lock);\
}\
} while(0);
#else
#define check_thread_pos(td, otd, mb_x_check, mb_y_check)
#define update_pos(td, mb_y, mb_x)
#endif
static void vp8_decode_mb_row_no_filter(AVCodecContext *avctx, void *tdata,
int jobnr, int threadnr)

2
libavcodec/vp8.h
View File

@ -94,8 +94,10 @@ typedef struct {
} VP8Macroblock;
typedef struct {
#if HAVE_THREADS
pthread_mutex_t lock;
pthread_cond_t cond;
#endif
int thread_nr;
int thread_mb_pos; // (mb_y << 16) | (mb_x & 0xFFFF)
int wait_mb_pos; // What the current thread is waiting on.