void av_fast_padded_malloc(void *ptr, unsigned int *size, size_t min_size)
{
void **p = ptr;
- if (min_size > SIZE_MAX - FF_INPUT_BUFFER_PADDING_SIZE) {
+ if (min_size > SIZE_MAX - AV_INPUT_BUFFER_PADDING_SIZE) {
av_freep(p);
*size = 0;
return;
}
- av_fast_malloc(p, size, min_size + FF_INPUT_BUFFER_PADDING_SIZE);
+ av_fast_malloc(p, size, min_size + AV_INPUT_BUFFER_PADDING_SIZE);
if (*size)
- memset((uint8_t *)*p + min_size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
+ memset((uint8_t *)*p + min_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
}
/* encoder management */
if ((ret = update_frame_pool(avctx, frame)) < 0)
return ret;
-#if FF_API_GET_BUFFER
-FF_DISABLE_DEPRECATION_WARNINGS
- frame->type = FF_BUFFER_TYPE_INTERNAL;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
-
switch (avctx->codec_type) {
case AVMEDIA_TYPE_VIDEO:
return video_get_buffer(avctx, frame);
}
}
-#if FF_API_GET_BUFFER
-FF_DISABLE_DEPRECATION_WARNINGS
-int avcodec_default_get_buffer(AVCodecContext *avctx, AVFrame *frame)
-{
- return avcodec_default_get_buffer2(avctx, frame, 0);
-}
-
-typedef struct CompatReleaseBufPriv {
- AVCodecContext avctx;
- AVFrame frame;
-} CompatReleaseBufPriv;
-
-static void compat_free_buffer(void *opaque, uint8_t *data)
-{
- CompatReleaseBufPriv *priv = opaque;
- if (priv->avctx.release_buffer)
- priv->avctx.release_buffer(&priv->avctx, &priv->frame);
- av_freep(&priv);
-}
-
-static void compat_release_buffer(void *opaque, uint8_t *data)
-{
- AVBufferRef *buf = opaque;
- av_buffer_unref(&buf);
-}
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
-
int ff_decode_frame_props(AVCodecContext *avctx, AVFrame *frame)
{
AVPacket *pkt = avctx->internal->pkt;
} else
avctx->sw_pix_fmt = avctx->pix_fmt;
-#if FF_API_GET_BUFFER
-FF_DISABLE_DEPRECATION_WARNINGS
- /*
- * Wrap an old get_buffer()-allocated buffer in an bunch of AVBuffers.
- * We wrap each plane in its own AVBuffer. Each of those has a reference to
- * a dummy AVBuffer as its private data, unreffing it on free.
- * When all the planes are freed, the dummy buffer's free callback calls
- * release_buffer().
- */
- if (avctx->get_buffer) {
- CompatReleaseBufPriv *priv = NULL;
- AVBufferRef *dummy_buf = NULL;
- int planes, i, ret;
-
- if (flags & AV_GET_BUFFER_FLAG_REF)
- frame->reference = 1;
-
- ret = avctx->get_buffer(avctx, frame);
- if (ret < 0)
- return ret;
-
- /* return if the buffers are already set up
- * this would happen e.g. when a custom get_buffer() calls
- * avcodec_default_get_buffer
- */
- if (frame->buf[0])
- return 0;
-
- priv = av_mallocz(sizeof(*priv));
- if (!priv) {
- ret = AVERROR(ENOMEM);
- goto fail;
- }
- priv->avctx = *avctx;
- priv->frame = *frame;
-
- dummy_buf = av_buffer_create(NULL, 0, compat_free_buffer, priv, 0);
- if (!dummy_buf) {
- ret = AVERROR(ENOMEM);
- goto fail;
- }
-
-#define WRAP_PLANE(ref_out, data, data_size) \
-do { \
- AVBufferRef *dummy_ref = av_buffer_ref(dummy_buf); \
- if (!dummy_ref) { \
- ret = AVERROR(ENOMEM); \
- goto fail; \
- } \
- ref_out = av_buffer_create(data, data_size, compat_release_buffer, \
- dummy_ref, 0); \
- if (!ref_out) { \
- av_buffer_unref(&dummy_ref); \
- av_frame_unref(frame); \
- ret = AVERROR(ENOMEM); \
- goto fail; \
- } \
-} while (0)
-
- if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
- const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
-
- planes = av_pix_fmt_count_planes(frame->format);
- /* workaround for AVHWAccel plane count of 0, buf[0] is used as
- check for allocated buffers: make libavcodec happy */
- if (desc && desc->flags & AV_PIX_FMT_FLAG_HWACCEL)
- planes = 1;
- if (!desc || planes <= 0) {
- ret = AVERROR(EINVAL);
- goto fail;
- }
-
- for (i = 0; i < planes; i++) {
- int v_shift = (i == 1 || i == 2) ? desc->log2_chroma_h : 0;
- int plane_size = (frame->height >> v_shift) * frame->linesize[i];
-
- WRAP_PLANE(frame->buf[i], frame->data[i], plane_size);
- }
- } else {
- int planar = av_sample_fmt_is_planar(frame->format);
- planes = planar ? avctx->channels : 1;
-
- if (planes > FF_ARRAY_ELEMS(frame->buf)) {
- frame->nb_extended_buf = planes - FF_ARRAY_ELEMS(frame->buf);
- frame->extended_buf = av_malloc(sizeof(*frame->extended_buf) *
- frame->nb_extended_buf);
- if (!frame->extended_buf) {
- ret = AVERROR(ENOMEM);
- goto fail;
- }
- }
-
- for (i = 0; i < FFMIN(planes, FF_ARRAY_ELEMS(frame->buf)); i++)
- WRAP_PLANE(frame->buf[i], frame->extended_data[i], frame->linesize[0]);
-
- for (i = 0; i < frame->nb_extended_buf; i++)
- WRAP_PLANE(frame->extended_buf[i],
- frame->extended_data[i + FF_ARRAY_ELEMS(frame->buf)],
- frame->linesize[0]);
- }
-
- av_buffer_unref(&dummy_buf);
-
- frame->width = avctx->width;
- frame->height = avctx->height;
-
- return 0;
-
-fail:
- avctx->release_buffer(avctx, frame);
- av_freep(&priv);
- av_buffer_unref(&dummy_buf);
- return ret;
- }
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
-
ret = avctx->get_buffer2(avctx, frame, flags);
end:
return 0;
}
-#if FF_API_GET_BUFFER
-void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic)
-{
- av_frame_unref(pic);
-}
-
-int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic)
-{
- av_assert0(0);
- return AVERROR_BUG;
-}
-#endif
-
int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2), void *arg, int *ret, int count, int size)
{
int i;
return ret;
}
-#if FF_API_AVFRAME_LAVC
-void avcodec_get_frame_defaults(AVFrame *frame)
-{
- if (frame->extended_data != frame->data)
- av_freep(&frame->extended_data);
-
- memset(frame, 0, sizeof(AVFrame));
-
- frame->pts = AV_NOPTS_VALUE;
- frame->key_frame = 1;
- frame->sample_aspect_ratio = (AVRational) {0, 1 };
- frame->format = -1; /* unknown */
- frame->extended_data = frame->data;
-}
-
-AVFrame *avcodec_alloc_frame(void)
-{
- AVFrame *frame = av_mallocz(sizeof(AVFrame));
-
- if (!frame)
- return NULL;
-
-FF_DISABLE_DEPRECATION_WARNINGS
- avcodec_get_frame_defaults(frame);
-FF_ENABLE_DEPRECATION_WARNINGS
-
- return frame;
-}
-
-void avcodec_free_frame(AVFrame **frame)
-{
- av_frame_free(frame);
-}
-#endif
-
int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options)
{
int ret = 0;
av_dict_copy(&tmp, *options, 0);
/* If there is a user-supplied mutex locking routine, call it. */
- if (lockmgr_cb) {
- if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN))
- return -1;
- }
+ if (!(codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE) && codec->init) {
+ if (lockmgr_cb) {
+ if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN))
+ return -1;
+ }
- entangled_thread_counter++;
- if (entangled_thread_counter != 1 &&
- !(codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE)) {
- av_log(avctx, AV_LOG_ERROR,
- "Insufficient thread locking. At least %d threads are "
- "calling avcodec_open2() at the same time right now.\n",
- entangled_thread_counter);
- ret = -1;
- goto end;
+ entangled_thread_counter++;
+ if (entangled_thread_counter != 1) {
+ av_log(avctx, AV_LOG_ERROR,
+ "Insufficient thread locking. At least %d threads are "
+ "calling avcodec_open2() at the same time right now.\n",
+ entangled_thread_counter);
+ ret = -1;
+ goto end;
+ }
}
avctx->internal = av_mallocz(sizeof(AVCodecInternal));
#endif
}
end:
- entangled_thread_counter--;
+ if (!(codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE) && codec->init) {
+ entangled_thread_counter--;
- /* Release any user-supplied mutex. */
- if (lockmgr_cb) {
- (*lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE);
+ /* Release any user-supplied mutex. */
+ if (lockmgr_cb) {
+ (*lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE);
+ }
}
+
if (options) {
av_dict_free(options);
*options = tmp;
int ff_alloc_packet(AVPacket *avpkt, int size)
{
- if (size > INT_MAX - FF_INPUT_BUFFER_PADDING_SIZE)
+ if (size > INT_MAX - AV_INPUT_BUFFER_PADDING_SIZE)
return AVERROR(EINVAL);
if (avpkt->data) {
AVBufferRef *buf = avpkt->buf;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
- void *destruct = avpkt->destruct;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
if (avpkt->size < size)
return AVERROR(EINVAL);
av_init_packet(avpkt);
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
- avpkt->destruct = destruct;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
avpkt->buf = buf;
avpkt->size = size;
return 0;
else {
ret = avctx->codec->decode(avctx, picture, got_picture_ptr,
avpkt);
- picture->pkt_dts = avpkt->dts;
+ if (!(avctx->codec->caps_internal & FF_CODEC_CAP_SETS_PKT_DTS))
+ picture->pkt_dts = avpkt->dts;
/* get_buffer is supposed to set frame parameters */
if (!(avctx->codec->capabilities & AV_CODEC_CAP_DR1)) {
picture->sample_aspect_ratio = avctx->sample_aspect_ratio;
#endif
-enum AVMediaType avcodec_get_type(enum AVCodecID codec_id)
-{
- if (codec_id <= AV_CODEC_ID_NONE)
- return AVMEDIA_TYPE_UNKNOWN;
- else if (codec_id < AV_CODEC_ID_FIRST_AUDIO)
- return AVMEDIA_TYPE_VIDEO;
- else if (codec_id < AV_CODEC_ID_FIRST_SUBTITLE)
- return AVMEDIA_TYPE_AUDIO;
- else if (codec_id < AV_CODEC_ID_FIRST_UNKNOWN)
- return AVMEDIA_TYPE_SUBTITLE;
-
- return AVMEDIA_TYPE_UNKNOWN;
-}
-
int avcodec_is_open(AVCodecContext *s)
{
return !!s->internal;