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zmbvenc: Employ more meaningful return values.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Diego Biurrun <diego@biurrun.de>
tags/n0.11
Paul B Mahol Diego Biurrun 13 years ago
parent
commit
013a677fb6
1 changed files with 4 additions and 4 deletions
  1. +4
    -4
      libavcodec/zmbvenc.c

+ 4
- 4
libavcodec/zmbvenc.c View File

@@ -265,7 +265,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
lvl = avctx->compression_level;
if(lvl < 0 || lvl > 9){
av_log(avctx, AV_LOG_ERROR, "Compression level should be 0-9, not %i\n", lvl);
return -1;
return AVERROR(EINVAL);
}

// Needed if zlib unused or init aborted before deflateInit
@@ -274,7 +274,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
((avctx->width + ZMBV_BLOCK - 1) / ZMBV_BLOCK) * ((avctx->height + ZMBV_BLOCK - 1) / ZMBV_BLOCK) * 2 + 4;
if ((c->work_buf = av_malloc(c->comp_size)) == NULL) {
av_log(avctx, AV_LOG_ERROR, "Can't allocate work buffer.\n");
return -1;
return AVERROR(ENOMEM);
}
/* Conservative upper bound taken from zlib v1.2.1 source via lcl.c */
c->comp_size = c->comp_size + ((c->comp_size + 7) >> 3) +
@@ -283,12 +283,12 @@ static av_cold int encode_init(AVCodecContext *avctx)
/* Allocate compression buffer */
if ((c->comp_buf = av_malloc(c->comp_size)) == NULL) {
av_log(avctx, AV_LOG_ERROR, "Can't allocate compression buffer.\n");
return -1;
return AVERROR(ENOMEM);
}
c->pstride = FFALIGN(avctx->width, 16);
if ((c->prev = av_malloc(c->pstride * avctx->height)) == NULL) {
av_log(avctx, AV_LOG_ERROR, "Can't allocate picture.\n");
return -1;
return AVERROR(ENOMEM);
}

c->zstream.zalloc = Z_NULL;


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