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-rw-r--r--libavcodec/bmpenc.c17
-rw-r--r--libavcodec/eamad.c49
-rw-r--r--libavcodec/sgienc.c16
3 files changed, 54 insertions, 28 deletions
diff --git a/libavcodec/bmpenc.c b/libavcodec/bmpenc.c
index ad02a6b314..2a1956dc4a 100644
--- a/libavcodec/bmpenc.c
+++ b/libavcodec/bmpenc.c
@@ -60,22 +60,26 @@ static av_cold int bmp_encode_init(AVCodecContext *avctx){
return AVERROR(EINVAL);
}
+ avctx->coded_frame = av_frame_alloc();
+ if (!avctx->coded_frame)
+ return AVERROR(ENOMEM);
+
return 0;
}
static int bmp_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *pict, int *got_packet)
{
+ const AVFrame * const p = pict;
int n_bytes_image, n_bytes_per_row, n_bytes, i, n, hsize, ret;
const uint32_t *pal = NULL;
uint32_t palette256[256];
int pad_bytes_per_row, pal_entries = 0, compression = BMP_RGB;
int bit_count = avctx->bits_per_coded_sample;
uint8_t *ptr, *buf;
- AVFrame * const p = (AVFrame *)pict;
- p->pict_type= AV_PICTURE_TYPE_I;
- p->key_frame= 1;
+ avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
+ avctx->coded_frame->key_frame = 1;
switch (avctx->pix_fmt) {
case AV_PIX_FMT_RGB444:
compression = BMP_BITFIELDS;
@@ -159,6 +163,12 @@ static int bmp_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
return 0;
}
+static av_cold int bmp_encode_close(AVCodecContext *avctx)
+{
+ av_frame_free(&avctx->coded_frame);
+ return 0;
+}
+
AVCodec ff_bmp_encoder = {
.name = "bmp",
.long_name = NULL_IF_CONFIG_SMALL("BMP (Windows and OS/2 bitmap)"),
@@ -166,6 +176,7 @@ AVCodec ff_bmp_encoder = {
.id = AV_CODEC_ID_BMP,
.init = bmp_encode_init,
.encode2 = bmp_encode_frame,
+ .close = bmp_encode_close,
.pix_fmts = (const enum AVPixelFormat[]){
AV_PIX_FMT_BGRA, AV_PIX_FMT_BGR24,
AV_PIX_FMT_RGB565, AV_PIX_FMT_RGB555, AV_PIX_FMT_RGB444,
diff --git a/libavcodec/eamad.c b/libavcodec/eamad.c
index 9ef216fd69..2d34d35a54 100644
--- a/libavcodec/eamad.c
+++ b/libavcodec/eamad.c
@@ -45,7 +45,7 @@
typedef struct MadContext {
AVCodecContext *avctx;
DSPContext dsp;
- AVFrame last_frame;
+ AVFrame *last_frame;
GetBitContext gb;
void *bitstream_buf;
unsigned int bitstream_buf_size;
@@ -65,6 +65,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
ff_init_scantable_permutation(s->dsp.idct_permutation, FF_NO_IDCT_PERM);
ff_init_scantable(s->dsp.idct_permutation, &s->scantable, ff_zigzag_direct);
ff_mpeg12_init_vlcs();
+
+ s->last_frame = av_frame_alloc();
+ if (!s->last_frame)
+ return AVERROR(ENOMEM);
+
return 0;
}
@@ -82,22 +87,22 @@ static inline void comp_block(MadContext *t, AVFrame *frame,
int j, int mv_x, int mv_y, int add)
{
if (j < 4) {
- unsigned offset = (mb_y*16 + ((j&2)<<2) + mv_y)*t->last_frame.linesize[0] + mb_x*16 + ((j&1)<<3) + mv_x;
- if (offset >= (t->avctx->height - 7) * t->last_frame.linesize[0] - 7)
+ unsigned offset = (mb_y*16 + ((j&2)<<2) + mv_y)*t->last_frame->linesize[0] + mb_x*16 + ((j&1)<<3) + mv_x;
+ if (offset >= (t->avctx->height - 7) * t->last_frame->linesize[0] - 7)
return;
comp(frame->data[0] + (mb_y*16 + ((j&2)<<2))*frame->linesize[0] + mb_x*16 + ((j&1)<<3),
frame->linesize[0],
- t->last_frame.data[0] + offset,
- t->last_frame.linesize[0], add);
+ t->last_frame->data[0] + offset,
+ t->last_frame->linesize[0], add);
} else if (!(t->avctx->flags & CODEC_FLAG_GRAY)) {
int index = j - 3;
- unsigned offset = (mb_y * 8 + (mv_y/2))*t->last_frame.linesize[index] + mb_x * 8 + (mv_x/2);
- if (offset >= (t->avctx->height/2 - 7) * t->last_frame.linesize[index] - 7)
+ unsigned offset = (mb_y * 8 + (mv_y/2))*t->last_frame->linesize[index] + mb_x * 8 + (mv_x/2);
+ if (offset >= (t->avctx->height/2 - 7) * t->last_frame->linesize[index] - 7)
return;
comp(frame->data[index] + (mb_y*8)*frame->linesize[index] + mb_x * 8,
frame->linesize[index],
- t->last_frame.data[index] + offset,
- t->last_frame.linesize[index], add);
+ t->last_frame->data[index] + offset,
+ t->last_frame->linesize[index], add);
}
}
@@ -205,7 +210,7 @@ static int decode_mb(MadContext *s, AVFrame *frame, int inter)
for (j=0; j<6; j++) {
if (mv_map & (1<<j)) { // mv_x and mv_y are guarded by mv_map
int add = 2*decode_motion(&s->gb);
- if (s->last_frame.data[0])
+ if (s->last_frame->data[0])
comp_block(s, frame, s->mb_x, s->mb_y, j, mv_x, mv_y, add);
} else {
s->dsp.clear_block(s->block);
@@ -263,7 +268,7 @@ static int decode_frame(AVCodecContext *avctx,
}
if (avctx->width != width || avctx->height != height) {
- av_frame_unref(&s->last_frame);
+ av_frame_unref(s->last_frame);
if((width * height)/2048*7 > buf_end-buf)
return AVERROR_INVALIDDATA;
if ((ret = ff_set_dimensions(avctx, width, height)) < 0)
@@ -273,17 +278,17 @@ static int decode_frame(AVCodecContext *avctx,
if ((ret = ff_get_buffer(avctx, frame, AV_GET_BUFFER_FLAG_REF)) < 0)
return ret;
- if (inter && !s->last_frame.data[0]) {
+ if (inter && !s->last_frame->data[0]) {
av_log(avctx, AV_LOG_WARNING, "Missing reference frame.\n");
- ret = ff_get_buffer(avctx, &s->last_frame, AV_GET_BUFFER_FLAG_REF);
+ ret = ff_get_buffer(avctx, s->last_frame, AV_GET_BUFFER_FLAG_REF);
if (ret < 0)
return ret;
- memset(s->last_frame.data[0], 0, s->last_frame.height *
- s->last_frame.linesize[0]);
- memset(s->last_frame.data[1], 0x80, s->last_frame.height / 2 *
- s->last_frame.linesize[1]);
- memset(s->last_frame.data[2], 0x80, s->last_frame.height / 2 *
- s->last_frame.linesize[2]);
+ memset(s->last_frame->data[0], 0, s->last_frame->height *
+ s->last_frame->linesize[0]);
+ memset(s->last_frame->data[1], 0x80, s->last_frame->height / 2 *
+ s->last_frame->linesize[1]);
+ memset(s->last_frame->data[2], 0x80, s->last_frame->height / 2 *
+ s->last_frame->linesize[2]);
}
av_fast_padded_malloc(&s->bitstream_buf, &s->bitstream_buf_size,
@@ -302,8 +307,8 @@ static int decode_frame(AVCodecContext *avctx,
*got_frame = 1;
if (chunk_type != MADe_TAG) {
- av_frame_unref(&s->last_frame);
- if ((ret = av_frame_ref(&s->last_frame, frame)) < 0)
+ av_frame_unref(s->last_frame);
+ if ((ret = av_frame_ref(s->last_frame, frame)) < 0)
return ret;
}
@@ -313,7 +318,7 @@ static int decode_frame(AVCodecContext *avctx,
static av_cold int decode_end(AVCodecContext *avctx)
{
MadContext *t = avctx->priv_data;
- av_frame_unref(&t->last_frame);
+ av_frame_free(&t->last_frame);
av_free(t->bitstream_buf);
return 0;
}
diff --git a/libavcodec/sgienc.c b/libavcodec/sgienc.c
index 48532ff3e1..0e4f304a23 100644
--- a/libavcodec/sgienc.c
+++ b/libavcodec/sgienc.c
@@ -34,6 +34,9 @@ static av_cold int encode_init(AVCodecContext *avctx)
av_log(avctx, AV_LOG_ERROR, "SGI does not support resolutions above 65535x65535\n");
return -1;
}
+ avctx->coded_frame = av_frame_alloc();
+ if (!avctx->coded_frame)
+ return AVERROR(ENOMEM);
return 0;
}
@@ -41,14 +44,14 @@ static av_cold int encode_init(AVCodecContext *avctx)
static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *frame, int *got_packet)
{
- AVFrame * const p = (AVFrame *)frame;
+ const AVFrame * const p = frame;
uint8_t *offsettab, *lengthtab, *in_buf, *encode_buf, *buf;
int x, y, z, length, tablesize, ret;
unsigned int width, height, depth, dimension, bytes_per_channel, pixmax, put_be;
unsigned char *end_buf;
- p->pict_type = AV_PICTURE_TYPE_I;
- p->key_frame = 1;
+ avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
+ avctx->coded_frame->key_frame = 1;
width = avctx->width;
height = avctx->height;
@@ -199,6 +202,12 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
return 0;
}
+static av_cold int encode_close(AVCodecContext *avctx)
+{
+ av_frame_free(&avctx->coded_frame);
+ return 0;
+}
+
AVCodec ff_sgi_encoder = {
.name = "sgi",
.long_name = NULL_IF_CONFIG_SMALL("SGI image"),
@@ -206,6 +215,7 @@ AVCodec ff_sgi_encoder = {
.id = AV_CODEC_ID_SGI,
.init = encode_init,
.encode2 = encode_frame,
+ .close = encode_close,
.pix_fmts = (const enum AVPixelFormat[]){
AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA,
AV_PIX_FMT_RGB48LE, AV_PIX_FMT_RGB48BE,
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-11 13:47:13 +0000